各制冷剂性状参数表
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液体气体液体气体液体气体气体液体气体℃MPa kg/m3m3/kg Cp/Cv-1000.002011571.38.26690.71358.970.505 2.043 1.0610.497 1.234845.87.25-900.004811544.9 3.6448101.32363.850.5646 1.998 1.0610.512 1.237699.47.67-800.010371518.2 1.7782111.94368.770.621 1.9508 1.0620.528 1.2335918.09-700.020471491.20.94342122.58373.70.6747 1.9108 1.0650.545 1.231507.68.52-600.03751463.70.5368133.27378.590.726 1.877 1.0710.564 1.23441.48.94-500.064531435.60.32385144.03383.420.7752 1.848 1.0790.585 1.232387.59.36-480.071451429.90.29453146.19384.370.7849 1.8428 1.0810.589 1.233377.89.45-460.078941224.20.26837148.36385.320.7944 1.8376 1.0830.594 1.234368.69.53-440.087051418.40.24498150.53386.260.8039 1.8327 1.0860.599 1.235359.69.62-420.09581412.60.22402152.7387.20.8134 1.8278 1.0880.603 1.2363519.7-40.810.101321409.20.2126154387.750.8189 1.825 1.090.606 1.2363469.75-400.105231406.80.20521154.89388.130.8227 1.8231 1.0910.608 1.237342.69.79-380.1153814010.18829157.07389.060.832 1.8186 1.0930.613 1.238334.59.87-360.126281395.10.17304159.27389.970.8413 1.8141 1.0960.619 1.239326.79.96-340.137971389.10.15927161.47390.890.8505 1.8098 1.0990.624 1.241319.110.04-320.15051383.20.14682163.67391.790.859612.806 1.1020.629 1.242311.710.12-300.163891377.20.13553165.88392.690.8687 1.8015 1.1050.635 1.244304.610.21-280.178191371.10.12528168.1393.580.8778 1.7975 1.1080.641 1.246297.710.29-260.1934413650.11597170.33394.470.8868 1.7937 1.1120.646 1.24829110.38-240.209681358.90.10749172.56395.340.8957 1.7899 1.1150.653 1.25284.410.46-220.226961352.70.09975174.8396.210.9046 1.7862 1.1190.659 1.253278.110.55-200.245311346.50.09268177.04397.060.9135 1.7826 1.1230.665 1.255271.910.63-180.264791340.30.08621179.3397.910.9223 1.7791 1.1270.672 1.258265.910.72-160.2854313340.08029181.56398.750.9311 1.7757 1.1310.678 1.261260.110.8-140.307281327.60.07485183.83399.570.9398 1.7723 1.1350.685 1.264254.410.89-120.330381321.20.06986186.11400.390.9485 1.769 1.1390.692 1.267248.810.98-100.354791314.20.06527188.4401.20.9572 1.7658 1.1440.699 1.27243.411.06-80.380541308.20.06103190.7401.990.9658 1.7627 1.1490.707 1.274238.111.15-60.407691301.60.05713193.01402.770.9744 1.7596 1.1540.715 1.27823311.24-40.4362812920.05352195.33403.550.983 1.7566 1.1590.722 1.282227.911.32-20.466361288.30.05019197.66404.30.9915 1.7536 1.1640.731 1.28722311.4100.497991281.50.0471200405.051 1.7507 1.1690.739 1.291218.211.520.58121274.70.04424202.35405.78 1.0085 1.7478 1.1750.748 1.296213.511.5940.566051267.80.04159204.71406.5 1.0169 1.745 1.1810.757 1.301208.911.6860.602591260.80.03913207.09407.2 1.0254 1.7422 1.1870.766 1.307204.411.7780.640881253.80.03683209.47407.89 1.0338 1.7395 1.1930.775 1.31320011.86100.680951246.70.0347211.87408.56 1.0422 1.7368 1.1990.785 1.319195.711.96120.722861239.50.03271214.28409.21 1.0505 1.7341 1.2060.795 1.326191.512.05140.766681232.20.03086216.7409.85 1.0589 1.7315 1.2130.806 1.333187.312.14160.812441224.90.02912219.14410.47 1.0672 1.7289 1.220.817 1.34183.212.24180.86021217.40.0275221.59411.07 1.0755 1.7263 1.2280.828 1.348179.212.33200.910021209.90.02599224.06411.66 1.0838 1.7238 1.2360.84 1.357175.312.43220.961951202.30.02457226.54412.22 1.0921 1.7212 1.2440.853 1.366171.512.5324 1.0161194.60.02324229.04412.77 1.1004 1.7187 1.2520.866 1.375167.712.6326 1.07241186.70.02199231.55413.29 1.1086 1.7162 1.2610.879 1.385163.912.7428 1.13091178.80.02082234.08413.79 1.1169 1.7136 1.2710.893 1.396160.312.8430 1.19191170.70.01972236.62414.26 1.1252 1.7111 1.2810.908 1.408156.712.9532 1.25521162.60.01869239.19414.71 1.1334 1.7086 1.2910.924 1.42153.113.0634 1.3211154.30.01771241.77415.54 1.1417 1.7061 1.3020.94 1.434149.613.1736 1.38921145.80.01679244.38415.14 1.1499 1.7036 1.3140.957 1.448146.113.2838 1.46011137.30.01593247415.91 1.1582 1.701 1.3260.976 1.463142.713.440 1.53361128.50.01511249.65416.25 1.1665 1.6985 1.3390.995 1.48139.413.5242 1.60981119.60.01433252.32416.55 1.1747 1.6959 1.353 1.015 1.498136.113.6444 1.68871110.60.0136255.01416.83 1.183 1.6933 1.368 1.037 1.517132.813.7746 1.77041101.40.01291257.73417.07 1.1913 1.6906 1.384 1.061 1.538129.513.9481.85511091.90.01266260.47417.27 1.1997 1.6879 1.401 1.086 1.561126.314.04密度 液体比体积气体温度绝对 压力kJ/kg kJ/kg.k kJ/kg.k μPa.s R22饱和气体饱和液体的物性参数表比焓比熵比热容粘度50 1.94271082.30.01163263.25417.44 1.208 1.6852 1.419 1.113 1.586123.114.1852 2.03331072.40.01104266.05417.56 1.2164 1.6824 1.439 1.142 1.61412014.3254 2.1271062.30.01048268.89417.63 1.2248 1.6795 1.461 1.173 1.644116.914.4756 2.223910520.00995271.76417.66 1.2333 1.6766 1.485 1.208 1.677113.814.6358 2.2341041.30.00944274.66417.63 1.2418 1.6736 1.511 1.246 1.714110.714.860 2.42751030.40.00896277.61417.55 1.2504 1.6705 1.539 1.287 1.755107.614.9865 2.70121001.40.00785285.18417.06 1.2722 1.6622 1.626 1.413 1.88110015.4670 2.9974969.70.00685293.1416.09 1.2945 1.6529 1.743 1.583 2.05692.416.0275 3.3177934.40.00595301.46414.49 1.3177 1.6424 1.913 1.832 2.31584.616.780 3.6638893.70.00512310.44412.01 1.3423 1.6299 2.181 2.231 2.73576.617.5585 4.0378844.80.00434320.38408.19 1.369 1.6142 2.682 2.984 3.53268.118.7190 4.4423780.10.00356332.09401.87 1.4001 1.5922 3.981 4.975 5.62658.320.4895 4.8824662.90.00262349.56387.28 1.4462 1.548617.3125.2926.4344.424.7696.15 4.99523.80.00191366.9366.9 1.4927 1.4927-----℃液体气体液体气体液体气体气体液体气体℃MPa kg/m3m3/kg Cp/Cv00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.497991281.50.0471200405.051 1.7507 1.1690.739 1.291218.211.500000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000密度 液体比体积气体定性温度绝对 压力kJ/kg kJ/kg.k kJ/kg.k μPa.s 查找温度值从外表读入定性温度值0R22饱和气体饱和液体的物性参数表比焓比熵比热容粘度000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000液体气体液体气体液体气体气体液体气体℃MPa kg/m3m3/kg Cp/Cv 00.497991281.50.0471200405.051 1.7507 1.1690.739 1.291218.211.5输入值0.000780321.2314比容m3/kg绝对压力密度 液体比体积气体kJ/kg kJ/kg.k kJ/kg.k μPa.s 定性温度比焓比熵比热容粘度液体气体液体气体--℃143.1 4.46 6.27110.8079-100137.8 4.84 5.38510.8114-90132.6 5.25 4.73330.8136-80127.6 5.68 4.23660.8175-70122.6 6.12 3.85590.8239-60117.8 6.59 3.54930.8309-50116.9 6.69 3.49360.832-48115.9 6.79 3.44430.8337-46115 6.89 3.39590.8363-44114 6.99 3.34990.8368-42113.57.05 3.32280.8381-40.81113.17.09 3.30480.8395-40112.27.19 3.25850.8415-38111.27.29 3.220.8457-36110.37.4 3.17940.8466-34109.47.51 3.13980.8476-32108.57.61 3.10210.852-30107.57.72 3.06840.8544-28106.67.83 3.03560.8564-26105.77.94 3.00010.8602-24104.88.06 2.96940.8626-22103.98.17 2.93880.8652-201038.29 2.90940.869-18102.18.4 2.88120.8717-16101.18.52 2.8560.8755-14100.28.65 2.82820.8784-1299.38.77 2.80410.8815-1098.48.89 2.78030.8867-897.59.02 2.75780.891-696.69.15 2.73430.8932-495.79.28 2.71240.8988-294.89.42 2.69070.9022093.99.56 2.67160.9068293.19.7 2.650.9115492.29.84 2.63150.9162691.39.99 2.61340.9201890.410.14 2.59560.92591089.510.29 2.58040.9311288.610.45 2.56430.93631487.710.61 2.54850.94251686.810.77 2.53520.94791885.910.95 2.52240.9535208511.12 2.510.96122284.111.3 2.49660.96792483.211.49 2.48410.97462682.311.69 2.47560.98082881.411.89 2.4660.98893080.512.1 2.45530.99733279.612.31 2.447 1.00573478.712.54 2.4393 1.01353677.812.77 2.4321 1.02423876.913.02 2.4273 1.0332407613.28 2.4229 1.04254275.113.55 2.419 1.05384474.113.83 2.4187 1.06644673.214.13 2.4173 1.079148温度普郎克数m.N/m 导热率72.314.45 2.416 1.09225071.414.78 2.4185 1.10655270.415.14 2.426 1.12115469.515.52 2.4316 1.13875668.615.92 2.4383 1.15835867.616.36 2.4497 1.17846065.317.61 2.49 1.24056562.919.16 2.5605 1.32367060.621.16 2.6706 1.44597558.623.87 2.8509 1.64038057.427.82 3.182 2.00698559.634.55 3.8942 2.9499083.559.159.204410.58695----96.15液体气体液体气体--℃-1000000-900000-800000-700000-600000-500000-480000-460000-440000-420000-40.810000-400000-380000-360000-340000-320000-300000-280000-260000-240000-220000-200000-180000-160000-140000-120000-100000-80000-60000-40000-294.89.42 2.69070.9022000002000040000600008000010000012000014000016温度普郎克数m.N/m 导热率000018000020000022000024000026000028000030000032000034000036000038000040000042000044000046000048000050000052000054000056000058000060000065000070000075000080000085000090000095000096.15液体气体液体气体--℃94.89.42 2.69070.9022温度m.wN/m 导热率普郎克数。
制冷剂的类型与参数按制冷剂包含的成份可分为:1、单一制冷剂2、混合制冷剂。
单一制冷剂只含有一种化学物质,其热物理性能参数恒定不变,如,R134a、R152a等制冷剂都具有较高的能量效率。
混合制冷剂是由两种或两种以上制冷剂组成的混合物。
根据它在气液相平衡时气相和液相的组成是否相等又分为:1、共沸混合制冷剂:气液相平衡时气液两相组成相等的属于共沸混合制冷剂(包括相平衡时气液两相组成近似相等的近共沸混合制冷剂),2、非共沸混合制冷剂。
组成不相等的属于非共沸混合制冷剂。
共沸混合制冷剂的选用与节能共沸混合制冷剂在一定的压力下蒸发和冷凝时,气相和液相的组成不变,且能保持恒定的温度。
它和单一制冷剂具有近似的热物理性能。
这类制冷制是研究和应用最早、最成熟的制冷剂,现将已研究的共沸混合制冷剂列入表1中。
对于非共沸混合制冷剂,其在蒸发器中的蒸发过程及在冷凝器中的冷凝过程都是非理想混合过程。
这两种非理想混合过程使得混合制冷剂在制冷系统中冷凝压力降低,蒸发压力升高,压缩机的排气温度降低。
这就使得制冷机的压比降低,制冷系数提高,从而提高了制冷系统的能量效率。
表1已研究的共沸混合制冷剂不同种类的混合制冷剂具有不同的热物理性质,这就会为制冷剂的优选提供了较大的余地。
对于某一固定的制冷系统,在其最佳运行工况下,要求制冷剂必须具有特定的热物理性质。
合理选用不同的共沸混合制冷剂使其满足这种特定的热物理性质,就可以提高制冷系统的热力学效率,从而达到节能的效果。
由于共沸混合制冷剂可使冷凝压力降低,而同时蒸发压力升高,这样在冷凝温度和蒸发温度不变的情况下,压缩机的压比就会减小,从而使压缩机的功耗降低。
因此获得同样的制冷量时就只需较少的功。
同时蒸发压力的升高会减小蒸发器的真空度,使蒸发器更稳定地工作,而冷凝压力的降低会使冷凝器在更安全的状态下远行。
印度的制冷专家C.P.A RORA在第十五届国际制冷学会上发表的论文中,以共沸混合制冷剂R22/R12(85/15)为例肯定了这个效果。
10多种制冷剂特性与温度压力制冷剂的标准蒸发温度,又分为高、中、低温三类。
标准蒸发温度是指标准大气压力下的蒸发温度,也就是沸点。
低压高温制冷剂:蒸发温度高于0℃,冷凝压力低于29.41995×104Pa。
这类制冷剂适用于空调系统的离心式制冷压缩机中。
中压中温制冷剂:蒸发温度-50 ~ 0℃,冷凝压力(196.113 ~ 29.41995)×104Pa。
这类制冷剂一般用于普通单级压缩和双级压缩的活塞式制冷系统中。
高压低温制冷剂:蒸发温度低于-50℃,冷凝压力高于196.133×104Pa。
这类制冷剂适用于复迭式制冷装置的低温部分或-70℃以下的低温装置中。
市面上的制冷剂很多,现制冷百科小编汇总常用的制冷剂特性和温度压力表,希望对大家有帮助。
1R22制冷剂:R22制冷剂也属于氟里昂制冷剂,化学名称是二氟一氯甲烷,化学分子式为CHF2Cl 。
是中压中温制冷剂,沸点温度为-40.8℃,凝固点为-160℃,临界温度为96℃,临界压力为4.974MPa 。
R22不燃烧不爆炸,毒性小,但参透能力很强,并且泄漏难以发现。
,时长03:16R22的单位容积和氨制冷剂差不多。
R22可以通过双级压缩或空调制冷系统中,制取的最低温度可达-80℃,但不经济。
R22制冷剂的温度压力对照表2R410a制冷剂:R410a是由R32和R125两种工质按50%和50%的质量分数混合而成的HFCs类制冷剂。
R410a制冷剂不可燃,ODP为 0,全球变暖系数值GWP为2340,所以R410a并不是真正的环保制冷剂。
R410a的标准压力的泡点温度为-51.6°C,相变温度滑移小于0.2°C,属近共沸混合物,其热力学性能十分接近单工质。
R410a制冷剂的容量和压力高于R22,运行压力高出50%-60%。
R410a的运行噪声比R22压缩机明显地低2-4个分贝。
由于R401A的高压、高密度允许制冷剂管径减小许多,压缩机尺寸及排量也可大大降低;同时R410A液相的热导率高,粘度低使其具有明显优于R22的传输特性。
常用制冷剂性能对比常用制冷剂知识1.制冷剂R123不在《中国逐步淘汰消耗臭氧层物质国家方案》(1999年)受控的10种物质之内,R123符合《国家方案》的环保要求。
2.哥本哈根国际《议定书》修正案规定R123可使用到2040年,并且中国目前尚未签署《议定书》哥本哈根修正案。
3.环保制冷剂是指当制冷剂散发至大气层后,对臭氧层的破坏大小和对全球气候变暖的影响大小;R134a对臭氧层没有影,但对全球气候变暖的影响是R123的十几倍,所以《京都议定书》对R134a也作了限定使用;R123对臭氧层有较小的影响,但对全球气候变暖影响很小。
4.制冷剂R22、R123、R134a均有毒,有毒与环保是两个不同概念,有毒不等于不环保。
目前家用冰箱和家用空调均大量使R22,而安全性完全有保障。
5.制冷剂R123在离心式制冷机工作时蒸发器为负压,不存在制冷剂向外泄漏的问题。
6.中央空调的用户完全不与制冷剂相接触,根本不存在用户安全问题,与用户接触的是水。
7.中南大学制冷方面的教授对R22、R123和R134a的几点意见:(1)制冷剂的选择与设备生产厂商的技术及设计思路密切相关。
与采用的压缩机型式、热力循环效率、制冷工况、对材料的腐蚀性、与润滑油的相溶性、以及经济性、安全性等有很大关系,可以理解为厂商的“个性”。
(2)有的制冷机组厂家声称采用无氟的制冷剂或如何环保的制冷剂,把冷水机组的销售变成了制冷剂选用的唯一比较,给不太了解制冷剂的用户造成困惑,而忽略了对机组本身的性能参数比较。
(3)目前采用的制冷剂或多或少都含有R22等,是一种混合工质。
(4)另外我国没有承诺何时终止使用R22、R123等制冷剂的时间,关于制冷剂选择的焦虑是没有必要的,用户大可不必把心思花费到考虑选用何种制冷剂上,这些事情应交由设备生产厂商去考虑,因为这些是他们最关心的。
制冷剂对臭氧层的破坏程度用破坏臭氧层潜值(ODP)表示,其数值以R11的ODP值作为基准值。
甲烷是无色、无味、可燃和微毒的气体。
甲烷对空气的重量比是0.54,比空气约轻一半。
甲烷溶解度很小,在20℃、0.1千帕时,100单位体积的水,只能溶解3个单位体积的甲烷。
同时甲烷燃烧产生明亮的蓝色火焰,然而有可能会偏绿,因为燃甲烷要用玻璃导管,玻璃在制的时候含有钠元素,所以呈现黄色的焰色,甲烷烧起来是蓝色,所以混合看来是绿色。
熔点:-182.5℃沸点:-161.5℃蒸汽压53.32kPa/-168.8℃饱和蒸气压(kPa):53.32(-168.8℃)相对密度(水=1)0.42(-164℃)相对蒸气密度(空气=1):0.5548(273.15K、101325Pa)燃烧热:890.31KJ/mol总发热量:55900kJ/kg(40020kJ/m3)净热值:50200kJ/kg(35900kJ/m3)临界温度(℃):-82.6临界压力(MPa):4.59爆炸上限%(V/V):15.0爆炸下限%(V/V):5.0闪点(℃):-188引燃温度(℃):538分子直径0.414nm标准状况下密度为0.717g/L,极难溶于水通常情况下,乙烯是一种无色稍有气味的气体,密度为1.25g/L,比空气的密度略小,难溶于水,易溶于四氯化碳等有机溶剂。
外观与性状:无色气体,略具烃类特有的臭味。
少量乙烯具有淡淡的甜味。
吸收峰:吸收带在远紫外区pH:水溶液是中性熔点(℃):-169.4沸点(℃):-103.9相对密度(水=1):0.61相对蒸气密度(空气=1):0.98饱和蒸气压(kPa):4083.40(0℃)燃烧热(kJ/mol):1411.0临界温度(℃):9.2临界压力(MPa):5.04闪点(fp):无意义引燃温度(℃):425爆炸上限%(V/V):36.0爆炸下限%(V/V):2.7溶解性:不溶于水,微溶于乙醇、酮、苯,溶于醚。
溶于四氯化碳等有机溶剂。
丙烷物理性质主要成分:纯品外观与性状:无色气体,纯品无臭。
附录:附表1:R12饱和液体及蒸汽热力性质表附表2:R13饱和液体及蒸汽热力性质表附表3:R22饱和液体及蒸汽热力性质表附表4:R134a饱和液体及蒸汽热力性质表附表5:R152a饱和液体及蒸汽热力性质表附表6:R600a饱和液体及蒸汽热力性质表附表7:R407c饱和液体及蒸汽热力性质表附表8:R123饱和液体及蒸汽热力性质表附表9:R410a饱和液体及蒸汽热力性质表附表1:R12饱和液体及蒸汽热力性质表R12饱和液体及蒸汽热力性质表温度绝对压力密度密度比焓比焓比熵比熵t pρ′ρ″h′h″s′s″℃MPa kg/m3kg/m3kJ/kg kJ/kg kJ/kg·K kJ/kg·K -1000.00118851679.10.099959113.32306.090.60771 1.721 -990.00130441676.50.10908114.14306.540.61242 1.7172 -980.00142981673.90.1189114.96306.980.61711 1.7135 -970.00156531671.30.12945115.78307.430.62178 1.7098 -960.00171171668.60.14077116.6307.880.62642 1.7062 -950.001869616660.15291117.42308.320.63105 1.7026 -940.00203971663.40.16592118.24308.770.63564 1.6992 -930.00222281660.70.17983119.06309.230.64022 1.6958 -920.00241971658.10.19471119.88309.680.64477 1.6925 -910.00263111655.50.21059120.71310.130.6493 1.6892 -900.0028581652.80.22754121.53310.590.65381 1.6861 -890.00310131650.20.24561122.36311.040.6583 1.6829 -880.00336171647.50.26485123.18311.50.66277 1.6799 -870.00364041644.90.28532124.01311.960.66722 1.6769 -860.00393831642.20.30708124.83312.410.67164 1.6739 -850.00425651639.60.33019125.66312.870.67605 1.6711 -840.00459591636.90.35471126.49313.340.68044 1.6683 -830.00495781634.30.38072127.32313.80.68481 1.6655 -820.00534321631.60.40827128.15314.260.68916 1.6628 -810.005753416290.43743128.98314.720.69349 1.6602 -800.00618961626.30.46827129.81315.190.6978 1.6576 -790.00665291623.60.50087130.64315.650.7021 1.655 -780.007144916210.53531131.47316.120.70637 1.6525 -770.00766671618.30.57164132.31316.580.71063 1.6501 -760.00821981615.60.60996133.14317.050.71487 1.6477 -750.00880561612.90.65034133.98317.520.7191 1.6454 -740.00942561610.30.69286134.81317.990.7233 1.6431 -730.010*******.60.73761135.65318.460.72749 1.6409 -720.010*******.90.78466136.49318.930.73167 1.6387 -710.0115061602.20.83411137.33319.40.73583 1.6365 -700.0122781599.50.88605138.17319.870.73997 1.6344 -690.0130921596.80.94056139.01320.340.74409 1.6323 -680.013951594.10.99774139.85320.820.7482 1.6303 -670.0148541591.4 1.0577140.69321.290.7523 1.6283 -660.0158051588.7 1.1205141.54321.760.75638 1.6264温度绝对压力密度密度比焓比焓比熵比熵t pρ′ρ″h′h″s′s″℃MPa kg/m3kg/m3kJ/kg kJ/kg kJ/kg·K kJ/kg·K -650.0168061586 1.1862142.38322.240.76044 1.6245 -640.0178581583.3 1.255143.23322.710.76449 1.6227 -630.0189621580.5 1.3269144.07323.190.76853 1.6208 -620.020*******.8 1.4021144.92323.660.77255 1.6191 -610.021*******.1 1.4807145.77324.140.77656 1.6173 -600.022*******.3 1.5627146.62324.610.78055 1.6156 -590.023*******.6 1.6483147.47325.090.78453 1.614 -580.025*******.9 1.7375148.32325.570.78849 1.6123 -570.0268191564.1 1.8306149.17326.050.79245 1.6107 -560.028*******.4 1.9276150.03326.520.79639 1.6092 -550.029*******.6 2.0285150.883270.80031 1.6076 -540.0316331555.8 2.1336151.74327.480.80422 1.6061 -530.0333841553.1 2.243152.6327.960.80812 1.6047 -520.0352131550.3 2.3567153.46328.440.81201 1.6032 -510.037121547.5 2.4749154.32328.910.81588 1.6018 -500.039111544.7 2.5978155.18329.390.81974 1.6004 -490.0411841541.9 2.7254156.04329.870.82359 1.5991 -480.0433451539.1 2.8578156.9330.350.82743 1.5978 -470.0455961536.3 2.9952157.77330.830.83126 1.5965 -460.0479391533.5 3.1378158.63331.310.83507 1.5952 -450.0503771530.7 3.2856159.5331.790.83887 1.594 -440.0529131527.9 3.4388160.37332.260.84266 1.5928 -430.0555491525.1 3.5975161.24332.740.84644 1.5916 -420.0582881522.2 3.7619162.11333.220.85021 1.5905 -410.0611331519.4 3.9321162.98333.70.85397 1.5893 -400.0640871516.5 4.1082163.86334.180.85772 1.5882 -390.0671531513.7 4.2904164.73334.650.86145 1.5872 -380.0703331510.8 4.4788165.61335.130.86518 1.5861 -370.0736311508 4.6736166.49335.610.86889 1.5851 -360.0770491505.1 4.8748167.36336.090.87259 1.5841 -350.0805911502.2 5.0828168.24336.560.87629 1.5831 -340.0842591499.3 5.2976169.13337.040.87997 1.5821 -330.0880571496.4 5.5193170.01337.520.88364 1.5812 -320.0919881493.5 5.7482170.89337.990.88731 1.5802 -310.0960551490.6 5.9843171.78338.470.89096 1.5793 -300.100261487.7 6.2279172.67338.940.89461 1.5784温度绝对压力密度密度比焓比焓比熵比熵t pρ′ρ″h′h″s′s″℃MPa kg/m3kg/m3kJ/kg kJ/kg kJ/kg·K kJ/kg·K -290.104611484.8 6.4791173.55339.410.89824 1.5776 -280.10911481.9 6.7381174.44339.890.90187 1.5767 -270.113751478.97.0049175.34340.360.90548 1.5759 -260.1185414767.2799176.23340.830.90909 1.5751 -250.1234914737.5631177.12341.30.91269 1.5743 -240.12861470.17.8548178.02341.780.91627 1.5735 -230.133881467.18.1551178.92342.250.91985 1.5728 -220.139311464.18.4641179.81342.720.92343 1.572 -210.144921461.18.7821180.71343.190.92699 1.5713 -200.15071458.19.1093181.62343.650.93054 1.5706 -190.156661455.19.4457182.52344.120.93409 1.5699 -180.162791452.19.7917183.42344.590.93763 1.5693 -170.169111449.110.147184.33345.050.94115 1.5686 -160.175621446.110.513185.24345.520.94468 1.568 -150.182********.889186.15345.980.94819 1.5673 -140.1892144011.274187.06346.440.95169 1.5667 -130.196291436.911.671187.97346.910.95519 1.5661 -120.203581433.812.078188.89347.370.95868 1.5655 -110.211081430.712.496189.81347.830.96216 1.565 -100.218781427.612.925190.72348.290.96564 1.5644 -90.22671424.513.365191.64348.740.96911 1.5638 -80.234831421.413.817192.56349.20.97257 1.5633 -70.243181418.314.281193.49349.660.97602 1.5628 -60.251761415.114.756194.41350.110.97947 1.5623 -50.26057141215.244195.34350.560.9829 1.5618 -40.26961408.815.744196.27351.010.98634 1.5613 -30.278881405.716.257197.2351.460.98976 1.5608 -20.288391402.516.782198.13351.910.99318 1.5603 -10.298141399.317.321199.06352.360.99659 1.5599 00.308151396.117.873200352.811 1.5594 10.31841392.818.438200.94353.25 1.0034 1.559 20.328911389.619.018201.88353.69 1.0068 1.5586 30.339681386.419.611202.82354.13 1.0102 1.5581 40.350711383.120.219203.76354.57 1.0136 1.5577 50.362011379.820.842204.71355.01 1.0169 1.5573 60.373581376.521.479205.65355.45 1.0203 1.5569温度绝对压力密度密度比焓比焓比熵比熵t pρ′ρ″h′h″s′s″℃MPa kg/m3kg/m3kJ/kg kJ/kg kJ/kg·K kJ/kg·K 70.385431373.222.132206.6355.88 1.0237 1.5565 80.397561369.922.8207.56356.32 1.027 1.5561 90.409971366.623.484208.51356.75 1.0304 1.5558 100.422671363.224.184209.46357.18 1.0337 1.5554 110.435661359.924.9210.42357.61 1.0371 1.555 120.448951356.525.633211.38358.03 1.0404 1.5547 130.462531353.126.383212.34358.45 1.0437 1.5544 140.476431349.727.15213.31358.88 1.0471 1.554 150.490631346.327.935214.27359.3 1.0504 1.5537 160.505141342.828.737215.24359.71 1.0537 1.5533 170.519971339.429.558216.21360.13 1.057 1.553 180.535131335.930.398217.18360.54 1.0603 1.5527 190.550611332.431.257218.16360.95 1.0636 1.5524 200.566421328.932.135219.14361.36 1.0669 1.5521 210.582561325.333.032220.12361.77 1.0702 1.5518 220.599051321.833.95221.1362.17 1.0735 1.5515 230.615871318.234.888222.08362.57 1.0768 1.5512 240.633051314.635.848223.07362.97 1.0801 1.5509 250.65057131136.828224.06363.37 1.0834 1.5506 260.668461307.437.83225.05363.76 1.0866 1.5503 270.68671303.838.855226.05364.15 1.0899 1.55 280.705311300.139.902227.04364.54 1.0932 1.5498 290.72431296.440.972228.04364.93 1.0964 1.5495 300.743651292.742.066229.04365.31 1.0997 1.5492 310.76339128943.184230.05365.69 1.103 1.5489 320.78351285.244.326231.06366.07 1.1062 1.5487 330.804011281.445.494232.07366.44 1.1095 1.5484 340.824911277.646.687233.08366.81 1.1127 1.5481 350.846211273.847.906234.1367.18 1.116 1.5478 360.867911269.949.152235.12367.54 1.1192 1.5476 370.890021266.150.426236.14367.9 1.1225 1.5473 380.912531262.251.727237.16368.26 1.1257 1.547 390.935471258.253.057238.19368.61 1.1289 1.5468 400.958821254.354.416239.22368.96 1.1322 1.5465 410.98261250.355.805240.25369.31 1.1354 1.5462 42 1.00681246.357.224241.29369.65 1.1387 1.5459温度绝对压力密度密度比焓比焓比熵比熵t pρ′ρ″h′h″s′s″℃MPa kg/m3kg/m3kJ/kg kJ/kg kJ/kg·K kJ/kg·K43 1.03151242.258.675242.33369.99 1.1419 1.545744 1.05661238.160.158243.38370.33 1.1451 1.545445 1.0821123461.673244.42370.66 1.1484 1.545146 1.10811229.963.222245.47370.98 1.1516 1.544847 1.13451225.764.806246.53371.3 1.1548 1.544648 1.16141221.566.424247.59371.62 1.158 1.544349 1.18881217.368.079248.65371.94 1.1613 1.54450 1.2166121369.771249.71372.24 1.1645 1.543751 1.24491208.771.501250.78372.55 1.1677 1.543452 1.27371204.473.27251.85372.85 1.171 1.543153 1.303120075.08252.93373.14 1.1742 1.542854 1.33271195.676.93254.01373.43 1.1774 1.542555 1.3631191.178.823255.1373.72 1.1807 1.542156 1.39381186.680.759256.18373.99 1.1839 1.541857 1.4251182.182.741257.28374.27 1.1871 1.541558 1.45681177.584.768258.38374.53 1.1904 1.541159 1.48911172.886.843259.48374.79 1.1936 1.540860 1.52191168.188.966260.58375.05 1.1969 1.540461 1.55531163.491.141261.7375.3 1.2001 1.540162 1.58921158.693.367262.81375.54 1.2033 1.539763 1.62361153.895.647263.93375.78 1.2066 1.539364 1.65861148.997.982265.06376 1.2099 1.538965 1.69411144100.37266.19376.23 1.2131 1.538566 1.73021139102.83267.33376.44 1.2164 1.538167 1.76681133.9105.34268.47376.65 1.2197 1.537768 1.80411128.8107.92269.62376.84 1.2229 1.537269 1.84191123.6110.56270.78377.04 1.2262 1.536870 1.88021118.3113.27271.94377.22 1.2295 1.536371 1.91921113116.05273.11377.39 1.2328 1.535872 1.95871107.6118.91274.28377.55 1.2361 1.535373 1.99891102.1121.84275.46377.71 1.2394 1.534874 2.03971096.6124.86276.65377.85 1.2427 1.534375 2.08111090.9127.95277.84377.99 1.2461 1.533776 2.12311085.2131.14279.05378.11 1.2494 1.533177 2.16571079.4134.41280.26378.22 1.2527 1.532578 2.2091073.5137.78281.48378.32 1.2561 1.5319温度绝对压力密度密度比焓比焓比熵比熵t pρ′ρ″h′h″s′s″℃MPa kg/m3kg/m3kJ/kg kJ/kg kJ/kg·K kJ/kg·K79 2.25291067.5141.25282.7378.41 1.2595 1.531380 2.29751061.4144.82283.94378.48 1.2629 1.530681 2.34271055.2148.51285.19378.55 1.2663 1.529982 2.38861048.8152.3286.44378.59 1.2697 1.529283 2.43521042.4156.23287.71378.63 1.2731 1.528484 2.48241035.8160.28288.99378.64 1.2766 1.527685 2.53041029.1164.46290.27378.64 1.2801 1.526886 2.5791022.2168.8291.58378.62 1.2835 1.525987 2.62841015.2173.28292.89378.59 1.2871 1.52588 2.67841008177.93294.21378.53 1.2906 1.524189 2.72931000.7182.75295.55378.45 1.2942 1.523190 2.7808993.15187.77296.91378.35 1.2978 1.52291 2.8331985.42192.98298.28378.23 1.3014 1.520992 2.8862977.48198.41299.67378.08 1.305 1.519893 2.94969.31204.08301.08377.9 1.3087 1.518694 2.9947960.89210302.5377.69 1.3125 1.517395 3.0501952.2216.21303.95377.45 1.3163 1.515996 3.1064943.23222.72305.42377.17 1.3201 1.514497 3.1634933.93229.57306.92376.85 1.324 1.512998 3.2214924.29236.8308.44376.48 1.3279 1.511299 3.2802914.25244.45309.99376.07 1.3319 1.5095 100 3.3399903.78252.58311.58375.6 1.336 1.5076附表2:R13饱和液体及蒸汽热力性质表R13饱和液体及蒸汽热力性质表温度绝对压力密度密度比焓比焓比熵比熵t pρ′ρ″h′h″s′s″℃MPa kg/m3kg/m3kJ/kg kJ/kg kJ/kg·K kJ/kg·K -1000.033241590.7 2.4603100.77258.710.55984 1.472 -990.035551587.1 2.6186101.64259.130.5648 1.4691 -980.0379861583.4 2.7848102.5259.540.56973 1.4664 -970.0405541579.7 2.9591103.36259.960.57465 1.4636 -960.0432591576.1 3.1419104.23260.370.57954 1.4609 -950.0461051572.4 3.3334105.1260.790.58441 1.4583 -940.0490991568.7 3.5339105.97261.20.58926 1.4558 -930.0522451565 3.7437106.84261.610.59409 1.4532 -920.0555491561.2 3.9631107.71262.020.5989 1.4508 -910.0590161557.5 4.1923108.58262.430.60369 1.4484 -900.0626521553.8 4.4318109.45262.850.60846 1.446 -890.0664631550 4.6817110.33263.260.61322 1.4437 -880.0704541546.3 4.9424111.21263.670.61796 1.4414 -870.0746311542.5 5.2142112.08264.080.62268 1.4392 -860.0789991538.7 5.4975112.97264.480.62738 1.437 -850.0835661534.9 5.7925113.85264.890.63206 1.4348 -840.0883371531.1 6.0996114.73265.30.63673 1.4328 -830.0933181527.3 6.4191115.62265.70.64138 1.4307 -820.0985151523.4 6.7514116.5266.110.64602 1.4287 -810.103941519.67.0968117.39266.510.65064 1.4267 -800.109581515.77.4557118.28266.920.65525 1.4248 -790.115471511.97.8283119.18267.320.65984 1.4229 -780.121615088.2151120.07267.720.66441 1.421 -770.127971504.18.6165120.97268.120.66897 1.4192 -760.13461500.19.0327121.87268.520.67352 1.4174 -750.141491496.29.4643122.77268.920.67805 1.4156 -740.148651492.39.9115123.67269.320.68257 1.4139 -730.156091488.310.375124.57269.710.68708 1.4122 -720.163811484.310.854125.48270.110.69157 1.4106 -710.171821480.311.351126.39270.50.69605 1.409 -700.180121476.311.865127.3270.90.70052 1.4074 -690.188731472.312.396128.22271.290.70498 1.4058 -680.197641468.312.946129.13271.680.70942 1.4043 -670.206881464.213.514130.05272.060.71386 1.4027 -660.216441460.114.101130.97272.450.71828 1.4013 -650.226331456.114.708131.89272.840.72269 1.3998 -640.23656145215.334132.82273.220.72709 1.3984 -630.247141447.815.981133.74273.60.73148 1.397 -620.258071443.716.648134.68273.980.73586 1.3956 -610.269371439.517.337135.61274.360.74023 1.3943 -600.281031435.318.047136.54274.740.74459 1.3929 -590.293071431.118.78137.48275.110.74894 1.3916 -580.305491426.919.536138.42275.490.75328 1.3903温度绝对压力密度密度比焓比焓比熵比熵t pρ′ρ″h′h″s′s″℃MPa kg/m3kg/m3kJ/kg kJ/kg kJ/kg·K kJ/kg·K -570.318311422.720.315139.37275.860.75762 1.3891 -560.331521418.421.117140.31276.230.76194 1.3878 -550.345151414.121.945141.26276.590.76626 1.3866 -540.359181409.822.797142.21276.960.77056 1.3854 -530.373641405.523.674143.17277.320.77486 1.3842 -520.388531401.124.578144.12277.680.77916 1.3831 -510.403861396.725.509145.09278.040.78344 1.3819 -500.419641392.326.466146.05278.40.78772 1.3808 -490.435871387.927.452147.02278.750.79199 1.3797 -480.452561383.428.467147.99279.10.79626 1.3786 -470.46972137929.51148.96279.450.80052 1.3775 -460.487361374.430.584149.94279.80.80477 1.3765 -450.505491369.931.689150.92280.140.80902 1.3754 -440.524111365.332.825151.9280.480.81326 1.3744 -430.543241360.833.993152.89280.820.8175 1.3733 -420.562871356.135.194153.88281.150.82173 1.3723 -410.583031351.536.429154.87281.480.82596 1.3713 -400.603711346.837.698155.87281.810.83018 1.3703 -390.624931342.139.003156.87282.140.8344 1.3694 -380.646691337.340.345157.88282.460.83862 1.3684 -370.669011332.541.723158.89282.780.84283 1.3674 -360.691891327.743.14159.9283.090.84704 1.3665 -350.715341322.944.596160.92283.40.85124 1.3656 -340.73936131846.093161.94283.710.85545 1.3646 -330.76398131347.631162.97284.010.85965 1.3637 -320.789191308.149.211164284.310.86385 1.3628 -310.81501130350.835165.03284.60.86805 1.3618 -300.84144129852.504166.07284.890.87225 1.3609 -290.868491292.954.218167.11285.180.87645 1.36 -280.896171287.855.98168.16285.460.88064 1.3591 -270.92451282.657.791169.21285.740.88484 1.3582 -260.953471277.359.652170.27286.010.88904 1.3573 -250.98311272.161.565171.33286.270.89323 1.3564 -24 1.01341266.763.53172.4286.530.89743 1.3555 -23 1.04441261.465.551173.48286.790.90163 1.3546 -22 1.07611255.967.628174.55287.040.90584 1.3537 -21 1.10841250.469.763175.64287.280.91004 1.3528 -20 1.14151244.971.959176.73287.520.91425 1.3519 -19 1.17531239.374.217177.82287.750.91846 1.351 -18 1.20981233.676.539178.93287.980.92268 1.3501 -17 1.2451227.978.928180.03288.190.9269 1.3492 -16 1.2811222.181.385181.15288.40.93112 1.3482 -15 1.31781216.283.914182.27288.610.93536 1.3473 -14 1.35531210.386.517183.39288.80.93959 1.3463温度绝对压力密度密度比焓比焓比熵比熵t pρ′ρ″h′h″s′s″℃MPa kg/m3kg/m3kJ/kg kJ/kg kJ/kg·K kJ/kg·K -13 1.39361204.389.196184.53288.990.94384 1.3454 -12 1.43261198.291.955185.67289.170.94809 1.3444 -11 1.4725119294.797186.82289.340.95235 1.3434 -10 1.51321185.897.725187.97289.50.95662 1.3424 -9 1.55471179.5100.74189.13289.650.9609 1.3414 -8 1.5971173.1103.85190.31289.790.96518 1.3404 -7 1.64021166.6107.06191.49289.930.96949 1.3394 -6 1.68421159.9110.37192.67290.050.9738 1.3383 -5 1.72911153.2113.79193.87290.160.97812 1.3372 -4 1.77491146.4117.32195.08290.250.98247 1.3361 -3 1.82161139.5120.96196.29290.340.98682 1.335 -2 1.86911132.4124.73197.52290.410.9912 1.3338 -1 1.91761125.3128.63198.75290.470.99559 1.33260 1.9671118132.66200290.511 1.33141 2.01741110.5136.84201.26290.54 1.0044 1.33012 2.06871102.9141.17202.53290.55 1.0089 1.32883 2.1211095.2145.66203.81290.55 1.0134 1.32754 2.17421087.3150.32205.11290.52 1.0179 1.32615 2.22851079.2155.16206.42290.48 1.0224 1.32466 2.28381070.9160.2207.74290.42 1.027 1.32327 2.34011062.5165.44209.08290.33 1.0316 1.32168 2.39741053.8170.92210.44290.22 1.0362 1.329 2.45591044.9176.63211.82290.09 1.0409 1.318310 2.51541035.7182.6213.21289.92 1.0457 1.316611 2.5761026.2188.85214.63289.73 1.0504 1.314712 2.63771016.5195.42216.07289.5 1.0553 1.312813 2.70061006.4202.33217.53289.24 1.0602 1.310814 2.7646995.94209.61219.02288.94 1.0652 1.308715 2.8299985.08217.3220.54288.59 1.0702 1.306416 2.8963973.76225.47222.09288.2 1.0754 1.30417 2.9641961.92234.16223.69287.75 1.0806 1.301418 3.033949.49243.46225.32287.24 1.086 1.298719 3.1033936.36253.46227286.66 1.0915 1.295720 3.175922.43264.28228.75285.99 1.0972 1.292521 3.248907.52276.08230.56285.22 1.1031 1.288922 3.3225891.41289.09232.45284.33 1.1092 1.28523 3.3984873.79303.61234.45283.29 1.1157 1.280624 3.476854.2320.13236.59282.06 1.1226 1.275625 3.5552831.86339.42238.92280.55 1.1301 1.269826 3.6361805.41362.87241.54278.64 1.1386 1.2626附表3:R22饱和液体及蒸汽热力性质表R22饱和液体及蒸汽热力性质表温度绝对压力密度密度比焓比焓比熵比熵t pρ′ρ″h′h″s′s″℃MPa kg/m3kg/m3kJ/kg kJ/kg kJ/kg·K kJ/kg·K -1000.00201021571.30.1209890.705358.970.50502 2.0543 -990.00220531568.70.1319891.767359.450.51113 2.0482 -980.002416315660.143892.828359.940.5172 2.0422 -970.00264431563.40.156593.889360.430.52324 2.0364 -960.00289031560.80.1701394.95360.910.52925 2.0306 -950.00315561558.10.1847396.011361.40.53522 2.0249 -940.00344121555.50.2003797.073361.890.54116 2.0194 -930.00374841552.80.2170998.134362.380.54707 2.0139 -920.00407861550.20.2349699.195362.870.55294 2.0085 -910.0044331547.50.25403100.26363.360.55878 2.0032 -900.0048131544.90.27437101.32363.850.56459 1.998 -890.00522021542.20.29603102.38364.340.57037 1.9929 -880.0056561539.60.3191103.44364.830.57612 1.9879 -870.00612191536.90.34362104.5365.330.58183 1.983 -860.00661971534.30.36968105.56365.820.58752 1.9781 -850.00715091531.60.39734106.63366.310.59318 1.9734 -840.00771741528.90.42669107.69366.80.5988 1.9687 -830.00832091526.20.45778108.75367.30.6044 1.9641 -820.00896321523.60.49071109.81367.790.60997 1.9596 -810.00964651520.90.52555110.87368.280.61551 1.9551 -800.010*******.20.56238111.94368.770.62102 1.9508 -790.0111431515.50.60129113369.270.62651 1.9465 -780.0119611512.80.64237114.06369.760.63197 1.9422 -770.0128281510.10.6857115.13370.250.6374 1.9381 -760.0137461507.40.73138116.19370.750.64281 1.934 -750.0147191504.70.77949117.25371.240.64819 1.93 -740.01574715020.83013118.32371.730.65354 1.926 -730.0168331499.30.8834119.38372.220.65887 1.9221 -720.0179811496.60.93939120.45372.720.66417 1.9183 -710.0191921493.90.99822121.51373.210.66945 1.9145 -700.020*******.2 1.06122.58373.70.67471 1.9108 -690.021*******.4 1.1248123.64374.190.67994 1.9072 -680.023*******.7 1.1927124.71374.680.68515 1.9036 -670.024******* 1.2639125.78375.170.69033 1.9001 -660.0262941480.2 1.3384126.85375.660.69549 1.8966 -650.027*******.5 1.4165127.91376.150.70063 1.8932 -640.029*******.7 1.4981128.98376.640.70575 1.8899 -630.0314971472 1.5834130.05377.130.71084 1.8866 -620.0334051469.2 1.6726131.12377.620.71592 1.8833 -610.0354071466.4 1.7657132.19378.110.72097 1.8801 -600.0375051463.7 1.8629133.27378.590.726 1.877 -590.0397021460.9 1.9643134.34379.080.73101 1.8739 -580.0420021458.1 2.07135.41379.560.73601 1.8708温度绝对压力密度密度比焓比焓比熵比熵t pρ′ρ″h′h″s′s″℃MPa kg/m3kg/m3kJ/kg kJ/kg kJ/kg·K kJ/kg·K -570.0444081455.3 2.1802136.48380.050.74098 1.8678 -560.0469241452.5 2.295137.56380.530.74593 1.8649 -550.0495531449.7 2.4145138.63381.020.75086 1.8619 -540.0522991446.9 2.5389139.71381.50.75578 1.8591 -530.0551671444.1 2.6683140.79381.980.76067 1.8562 -520.0581581441.3 2.8028141.87382.460.76555 1.8535 -510.0612781438.4 2.9426142.95382.940.77041 1.8507 -500.064531435.6 3.0879144.03383.420.77525 1.848 -490.0679191432.8 3.2387145.11383.890.78007 1.8454 -480.0714481429.9 3.3953146.19384.370.78488 1.8428 -470.0751211427 3.5578147.27384.840.78967 1.8402 -460.0789431424.2 3.7262148.36385.320.79444 1.8376 -450.0829171421.3 3.9009149.44385.790.79919 1.8351 -440.0870491418.4 4.082150.53386.260.80393 1.8327 -430.0913411415.5 4.2696151.62386.730.80866 1.8302 -420.09581412.6 4.4638152.7387.20.81336 1.8278 -410.100431409.7 4.6649153.8387.660.81806 1.8255 -400.105231406.8 4.873154.89388.130.82274 1.8231 -390.110211403.9 5.0883155.98388.590.8274 1.8208 -380.115381401 5.3109157.07389.060.83205 1.8186 -370.120731398 5.5411158.17389.520.83668 1.8163 -360.126281395.1 5.779159.27389.970.8413 1.8141 -350.132031392.1 6.0247160.37390.430.84591 1.812 -340.137971389.1 6.2786161.47390.890.8505 1.8098 -330.144131386.2 6.5407162.57391.340.85508 1.8077 -320.15051383.2 6.8113163.67391.790.85964 1.8056 -310.157081380.27.0905164.78392.240.86419 1.8036 -300.163891377.27.3785165.88392.690.86873 1.8015 -290.170921374.27.6756166.99393.140.87326 1.7995 -280.178191371.17.9819168.1393.580.87777 1.7975 -270.185691368.18.2976169.21394.030.88228 1.7956 -260.1934413658.623170.33394.470.88677 1.7937 -250.2014313628.9582171.44394.90.89125 1.7918 -240.209681358.99.3035172.56395.340.89571 1.7899 -230.218191355.89.6591173.68395.770.90017 1.788 -220.226961352.710.025174.8396.210.90462 1.7862 -210.2361349.610.402175.92396.640.90905 1.7844 -200.245311346.510.79177.04397.060.91347 1.7826 -190.254911343.411.189178.17397.490.91789 1.7808 -180.264791340.311.599179.3397.910.92229 1.7791 -170.274961337.112.021180.43398.330.92668 1.7774 -160.28543133412.455181.56398.750.93107 1.7757 -150.29621330.812.901182.7399.160.93544 1.774 -140.307281327.613.359183.83399.570.9398 1.7723温度绝对压力密度密度比焓比焓比熵比熵t pρ′ρ″h′h″s′s″℃MPa kg/m3kg/m3kJ/kg kJ/kg kJ/kg·K kJ/kg·K -130.318671324.413.83184.97399.980.94416 1.7706 -120.330381321.214.314186.11400.390.9485 1.769 -110.34242131814.811187.26400.80.95284 1.7674 -100.354791314.715.322188.4401.20.95717 1.7658 -90.367491311.515.846189.55401.60.96149 1.7642 -80.380541308.216.384190.7401.990.9658 1.7627 -70.393941304.916.937191.86402.380.9701 1.7611 -60.407691301.617.504193.01402.770.97439 1.7596 -50.42181298.318.086194.17403.160.97868 1.7581 -40.43628129518.683195.33403.550.98296 1.7566 -30.451131291.619.296196.49403.930.98723 1.7551 -20.466361288.319.924197.66404.30.99149 1.7536 -10.481981284.920.569198.83404.680.99575 1.752100.497991281.521.229200405.051 1.750710.514391278.121.907201.17405.42 1.0042 1.749220.53121274.722.602202.35405.78 1.0085 1.747830.548421271.323.314203.53406.14 1.0127 1.746440.566051267.824.044204.71406.5 1.0169 1.74550.584111264.324.792205.9406.85 1.0212 1.743660.602591260.825.559207.09407.2 1.0254 1.742270.621511257.326.345208.28407.54 1.0296 1.740980.640881253.827.15209.47407.89 1.0338 1.739590.660681250.327.975210.67408.22 1.038 1.7381100.680951246.728.82211.87408.56 1.0422 1.7368 110.701671243.129.685213.07408.89 1.0463 1.7355 120.722861239.530.572214.28409.21 1.0505 1.7341 130.744531235.931.48215.49409.53 1.0547 1.7328 140.766681232.232.41216.7409.85 1.0589 1.7315 150.789311228.633.362217.92410.16 1.063 1.7302 160.812441224.934.337219.14410.47 1.0672 1.7289 170.836071221.235.336220.36410.78 1.0714 1.7276 180.86021217.436.358221.59411.07 1.0755 1.7263 190.884851213.737.405222.82411.37 1.0797 1.725 200.910021209.938.477224.06411.66 1.0838 1.7238 210.935721206.139.575225.3411.94 1.088 1.7225 220.961951202.340.698226.54412.22 1.0921 1.7212 230.988721198.441.849227.78412.5 1.0962 1.719924 1.0161194.643.027229.04412.77 1.1004 1.718725 1.04391190.744.232230.29413.03 1.1045 1.717426 1.07241186.745.467231.55413.29 1.1086 1.716227 1.10141182.846.73232.81413.54 1.1128 1.714928 1.13091178.848.024234.08413.79 1.1169 1.713629 1.16111174.849.349235.35414.03 1.121 1.712430 1.19191170.750.705236.62414.26 1.1252 1.7111温度绝对压力密度密度比焓比焓比熵比熵t pρ′ρ″h′h″s′s″℃MPa kg/m3kg/m3kJ/kg kJ/kg kJ/kg·K kJ/kg·K31 1.22321166.752.093237.9414.49 1.1293 1.709932 1.25521162.653.515239.19414.71 1.1334 1.708633 1.28781158.454.971240.48414.93 1.1375 1.707434 1.3211154.356.461241.77415.14 1.1417 1.706135 1.35481150.157.988243.07415.34 1.1458 1.704836 1.38921145.859.551244.38415.54 1.1499 1.703637 1.42431141.661.152245.69415.72 1.1541 1.702338 1.46011137.362.792247415.91 1.1582 1.70139 1.49651132.964.472248.32416.08 1.1623 1.699840 1.53361128.566.193249.65416.25 1.1665 1.698541 1.57131124.167.956250.98416.4 1.1706 1.697242 1.60981119.669.762252.32416.55 1.1747 1.695943 1.64891115.171.614253.66416.7 1.1789 1.694644 1.68871110.673.511255.01416.83 1.183 1.693345 1.7292110675.457256.36416.95 1.1872 1.691946 1.77041101.477.451257.73417.07 1.1913 1.690647 1.81241096.779.496259.1417.18 1.1955 1.689348 1.85511091.981.593260.47417.27 1.1997 1.687949 1.89851087.183.745261.85417.36 1.2038 1.686650 1.94271082.385.952263.25417.44 1.208 1.685251 1.98761077.488.217264.64417.5 1.2122 1.683852 2.03331072.490.542266.05417.56 1.2164 1.682453 2.07981067.492.929267.46417.6 1.2206 1.68154 2.1271062.395.381268.89417.63 1.2248 1.679555 2.17511057.297.899270.32417.65 1.2291 1.678156 2.22391052100.49271.76417.66 1.2333 1.676657 2.27361046.7103.15273.21417.65 1.2376 1.675158 2.3241041.3105.88274.66417.63 1.2418 1.673659 2.37531035.9108.7276.13417.6 1.2461 1.67260 2.42751030.4111.59277.61417.55 1.2504 1.670561 2.48051024.8114.57279.1417.49 1.2547 1.668962 2.53431019.1117.64280.6417.41 1.2591 1.667263 2.58911013.3120.81282.12417.31 1.2634 1.665664 2.64471007.4124.07283.64417.2 1.2678 1.663965 2.70121001.4127.43285.18417.06 1.2722 1.662266 2.7586995.34130.9286.74416.91 1.2766 1.660467 2.8169989.13134.49288.3416.74 1.281 1.658668 2.8761982.8138.19289.88416.55 1.2855 1.656869 2.9363976.34142.02291.48416.33 1.29 1.654970 2.9974969.74145.99293.1416.09 1.2945 1.652971 3.0595962.99150.1294.73415.83 1.2991 1.65172 3.1225956.1154.36296.38415.54 1.3037 1.648973 3.1866949.03158.78298.05415.22 1.3083 1.646874 3.2516941.79163.38299.74414.87 1.313 1.6446温度绝对压力密度密度比焓比焓比熵比熵t pρ′ρ″h′h″s′s″℃MPa kg/m3kg/m3kJ/kg kJ/kg kJ/kg·K kJ/kg·K75 3.3177934.36168.16301.46414.49 1.3177 1.642476 3.3848926.72173.14303.2414.08 1.3225 1.640177 3.4529918.86178.33304.96413.62 1.3273 1.637778 3.5222910.76183.76306.76413.13 1.3322 1.635279 3.5924902.39189.44308.58412.6 1.3372 1.632680 3.6638893.74195.4310.44412.01 1.3423 1.629981 3.7363884.76201.67312.34411.38 1.3474 1.62782 3.8099875.43208.28314.27410.68 1.3526 1.624183 3.8847865.7215.26316.25409.93 1.3579 1.62184 3.9606855.52222.67318.29409.1 1.3634 1.617785 4.0378844.83230.56320.38408.19 1.369 1.614286 4.1161833.55239322.54407.18 1.3747 1.610487 4.1957821.59248.09324.77406.07 1.3807 1.606488 4.2766808.81257.94327.09404.83 1.3869 1.602189 4.3588795.06268.72329.52403.45 1.3933 1.597490 4.4423780.11280.63332.09401.87 1.4001 1.592291 4.5272763.63294334.82400.05 1.4073 1.586492 4.6136745.11309.33337.77397.92 1.4151 1.579893 4.7015723.72327.48341.04395.33 1.4237 1.57294 4.7911697.78350.19344.8392.02 1.4336 1.5622附表4:R134a饱和液体及蒸汽热力性质表R134a饱和液体及蒸汽热力性质表温度绝对压力密度密度比焓比焓比熵比熵t pρ′ρ″h′h″s′s″℃MPa kg/m3kg/m3kJ/kg kJ/kg kJ/kg·K kJ/kg·K -1000.00055941582.40.03969475.362336.850.4354 1.9456 -990.000622221579.70.04390176.547337.440.44222 1.9403 -980.000691091577.10.04848777.731338.020.449 1.9351 -970.00076651574.50.05347778.916338.610.45575 1.93 -960.000848951571.80.05890280.102339.190.46246 1.925 -950.000938991569.10.0647981.288339.780.46913 1.9201 -940.00103721566.50.07117482.474340.380.47578 1.9154 -930.00114411563.80.07808783.661340.970.48238 1.9107 -920.00126051561.20.08556384.849341.560.48896 1.9061 -910.00138691558.50.0936486.037342.160.4955 1.9016 -900.00152411555.80.1023687.226342.760.50201 1.8972 -890.00167281553.20.1117588.415343.360.50848 1.8929 -880.00183381550.50.1218689.606343.960.51493 1.8887 -870.00200791547.80.1327490.797344.560.52134 1.8846 -860.0021961545.10.1444391.989345.170.52773 1.8805 -850.0023991542.50.1569793.182345.770.53409 1.8766 -840.00261781539.80.1704294.376346.380.54041 1.8727 -830.00285351537.10.1848295.57346.990.54671 1.8689 -820.0031071534.40.2002396.766347.60.55298 1.8652 -810.00337941531.70.216797.963348.210.55923 1.8616 -800.003671915290.2342999.161348.830.56544 1.858 -790.00398561526.30.25306100.36349.440.57163 1.8546 -780.00432171523.60.27307101.56350.060.5778 1.8512 -770.00468161520.90.29438102.76350.670.58393 1.8478 -760.00506651518.20.31705103.96351.290.59004 1.8446 -750.00547771515.50.34116105.17351.910.59613 1.8414 -740.00591681512.80.36677106.37352.530.60219 1.8382 -730.00638511510.10.39395107.58353.150.60823 1.8352 -720.00688431507.30.42278108.78353.770.61424 1.8322 -710.00741581504.60.45333109.99354.40.62023 1.8293 -700.00798141501.90.48568111.2355.020.62619 1.8264 -690.00858261499.10.51991112.41355.650.63214 1.8236 -680.00922131496.40.5561113.62356.270.63806 1.8209 -670.00989921493.70.59433114.83356.90.64395 1.8182 -660.010*******.90.6347116.05357.530.64983 1.8155 -650.011381488.20.67728117.26358.160.65568 1.813 -640.0121871485.40.72218118.48358.790.66151 1.8105 -630.0130411482.60.76947119.7359.420.66732 1.808 -620.0139441479.90.81927120.92360.050.67311 1.8056 -610.0148991477.10.87167122.14360.680.67887 1.8033 -600.0159061474.30.92676123.36361.310.68462 1.801 -590.016971471.60.98465124.59361.940.69035 1.7987 -580.0180911468.8 1.0454125.81362.580.69605 1.7965。
沸点露点液体气体液体气体液体气体气体液体MPa ℃℃kg/m3m3/kg Cp/Cv0.005-94.18-931444.4 3.0503383.2310.670.481 1.7496 1.1470.637 1.163760.40.006-91.96-90.81438.3 2.5708985.75311.990.4952 1.7415 1.1490.6430.162723.10.007-90.03-88.891432.9 2.22501 87.98313.150.5074 1.7347 1.1510.649 1.161693.20.008-88.31-87.191428.1 1.9633689.95314.170.5181 1.729 1.1530.653 1.161668.30.009-86.77-85.671423.8 1.7583191.74315.10.5277 1.724 1.1550.657 1.16647.20.01-85.36-84.271419.9 1.5931593.36315.940.5364 1.7196 1.1570.661 1.16628.90.02-75.43-74.4513920.8331104.92321.940.5963 1.6923 1.1710.69 1.159520.60.04-64.18-63.291359.70.4358118.21328.80.6617 1.668 1.1910.725 1.159429.80.06-56.78-56.031338.30.29818126.98333.250.7028 1.6553 1.2060.749 1.161383.10.08-51.3-50.51321.70.22768133.73336.630.7336 1.647 1.2180.769 1.164352.40.1-46.75-45.9813080.1846139.3339.370.7584 1.641 1.2280.786 1.166329.80.1013-46.48-45.711307.20.18223139.64339.530.7599 1.6406 1.2290.787 1.166328.50.12-42.87-42.121296.10.15547144.09341.70.7793 1.6364 1.2380.8010.169312.10.14-39.47-38.741285.50.1344148.33343.720.7975 1.6327 1.2460.815 1.172297.60.16-36.42-35.7212760.11844152.14345.520.8136 1.6296 1.2540.828 1.175285.40.18-33.66-32.971267.20.10591155.62347.140.8282 1.627 1.2620.84 1.177274.90.2-31.13-30.451259.10.0958158.83348.610.8414 1.6248 1.2690.851 1.18265.70.22-28.79-28.121251.50.08747161.81349.970.8536 1.6228 1.260.861 1.183257.50.24-26.61-25.951244.40.08049164.61351.220.865 1.6211 1.2820.871 1.186250.20.26-24.65-23.911237.60.07454167.25352.390.8756 1.6196 1.2880.881 1.189243.50.28-22.63-21.991231.20.06941169.75353.480.8855 1.6182 1.2940.891 1.192237.40.3-20.8-20.171225.10.06494172.13354.510.8949 1.6169 1.30.9 1.195231.80.32-19.06-18.441219.20.06101174.4355.480.9038 1.6158 1.3060.908 1.198226.60.34-17.4-16.81213.50.05753176.57356.40.9123 1.6147 1.3120.917 1.201221.80.36-15.82-15.2212080.05442178.65357.270.9203 1.6138 1.3170.925 1.204217.30.38-14.3-13.711202.80.05163180.66358.090.928 1.6129 1.3220.934 1.207213.10.4-12.84-12.261197.70.0491182.6358.880.9354 1.612 1.3280.942 1.21209.10.42-11.44-10.861192.70.04681184.47359.640.9425 1.6113 1.3330.949 1.213205.40.44-10.09-9.511187.90.04472186.28360.360.9494 1.6105 1.3380.957 1.216201.80.46-8.78-8.211183.20.0428188.04361.050.956 1.6098 1.3430.965 1.219198.50.48-7.51-6.951178.60.04104189.75361.710.9624 1.6092 1.3480.972 1.222195.30.5-6.28-5.731174.10.03941191.41362.350.9685 1.6085 1.3530.98 1.225192.20.55-3.37-2.831163.40.03584195.37363.840.9831 1.6071 1.3650.998 1.234185.10.6-0.65-0.121153.10.03285199.1365.210.9968 1.6058 1.377 1.016 1.242178.80.65 1.9 2.421143.40.0303202.64366.46 1.0095 1.6046 1.389 1.033 1.25172.90.7 4.32 4.8211340.028*******.62 1.0215 1.6036 1.4 1.051 1.259167.60.75 6.67.11124.90.02619209.21368.69 1.0329 1.6025 1.412 1.068 1.268162.70.88.779.261116.10.0245212.29369.69 1.0437 1.6016 1.424 1.085 1.277158.10.8510.8511.331107.60.02301215.26370.62 1.054 1.6007 1.435 1.102 1.287153.90.912.8313.31099.30.02167218.11371.48 1.0639 1.5998 1.447 1.12 1.296149.90.9514.7415.21091.20.02047220.87372.29 1.0733 1.5989 1.459 1.137 1.306146.1116.5717.021083.30.01939223.54373.04 1.0824 1.5981 1.471 1.155 1.317142.61.120.0320.4710680.0175228.65374.41 1.0996 1.5965 1.495 1.19 1.3391361.223.2723.691053.10.01592233.5375.6 1.1158 1.5949 1.52 1.228 1.3631301.326.3126.721038.70.01457238.12376.65 1.1309 1.5933 1.547 1.266 1.388124.51.429.1829.581024.50.0134242.54377.55 1.1453 1.5916 1.574 1.307 1.416119.51.531.932.291010.70.01238246.8378.34 1.159 1.59 1.603 1.35 1.446114.81.634.4934.869970.01148250.91379 1.1721 1.5882 1.634 1.397 1.48110.41.736.9637.32983.40.01068254.89379.55 1.1847 1.5864 1.667 1.447 1.516106.21.839.3239.679700.00996258.76380 1.1968 1.5846 1.703 1.501 1.556102.31.941.5941.92956.50.00935262.53380.35 1.2085 1.5826 1.741 1.56 1.60198.6243.7644.09943.10.00873266.22380.59 1.2198 1.5805 1.784 1.625 1.651952.145.8646.17929.60.00819269.83380.74 1.2308 1.5783 1.83 1.697 1.70891.62.247.8748.189160.0077273.38380.791.24161.5761.8821.7781.77288.3kJ/kg kJ/kg.k kJ/kg.k μPa.s 粘度R404A 饱和气体饱和液体的物性参数表(注意:该表所查的数值为露点温度下数值)绝对压力温度密度液体比体积气体比焓比熵比热容2.349.8250.11902.20.00724276.87380.73 1.2521 1.5735 1.94 1.869 1.84585.12.451.7151.99888.20.00682280.32380.57 1.2624 1.5709 2.006 1.974 1.929822.553.5353.88740.00643283.74380.31 1.2725 1.568 2.081 2.095 2.027792.655.355.56859.40.00606287.14379.92 1.2826 1.5649 2.169 2.238 2.14376.12.757.0257.26844.40.00571290.53379.42 1.2925 1.5616 2.272 2.407 2.28273.22.858.6858.91828.80.00538293.92378.77 1.3024 1.558 2.397 2.613 2.45170.32.960.360.52812.50.00507297.32377.97 1.3122 1.554 2.552 2.868 2.66267.5361.8762.08795.40.00476300.76376.99 1.3222 1.5496 2.748 3.195 2.93164.63.264.8865.07757.60.00419307.87374.35 1.3425 1.5391 3.366 4.224 3.78158.73.467.7467.89711.40.00362315.62370.3 1.3645 1.5249 4.792 6.551 5.69552.43.77572.572.55740.00174334.8334.8 1.419 1.419----℃沸点露点液体气体液体气体液体气体气体液体MPa ℃℃kg/m3m3/kg Cp/Cv 10001000000000000010000000000000100000000000001000000000000010000000000000100000000000001000000000000010000000000000100000000000001000000000000010000000000000100000000000001000000000000010000000000000100000000000001000000000000010000000000000100000000000001000000000000010000000000000100000000000001000000000000010000000000000100000000000001000000000000010000000000000100000000000001000000000000010000000000000100000000000001000000000000010000000000000100000000000001000000000000010000000000000100000000000001000000000000.81799.5136101113.10.02397213.3517370.021.047382126 1.6013 1.428 1.091 1.281156.60010000000000000100000000000001000000000000010000000000000100000000000kJ/kg kJ/kg.k kJ/kg.k μPa.s 比焓比熵绝对压力温度密度液体比体积气体比热容粘度 查找温度值从外表读入定性温度值10R404A 饱和气体饱和液体的物性参数表(注意:该表所查的数值为露点温度下数值)00100000000000001000000000000010000000000000100000000000001000000000000010000000000000100000000000001000000000000010000000000000100000000000001000000000000010000000000000100000000000001000000000000010000000000000100000000000001000000000000010000000000000100000000000001000000000000010000000000沸点露点液体气体液体气体液体气体气体液体MPa ℃℃kg/m3m3/kg Cp/Cv0.81799.5136101113.10.02397213.3517370.021.047382126 1.6013 1.428 1.091 1.281156.6输入值kJ/kg kJ/kg.k kJ/kg.k μPa.s R404A 饱和气体饱和液体的物性参数表(注意:该表所查的数值为露点温度下数值)绝对压力定性温度密度液体比体积气体比焓比熵比热容粘度气体液体气体液体气体--MPa 7.2123.667.0560.7640.0057.29122.3 6.12 6.7930.7660.0067.37121.2 6.23 6.5830.7680.0077.44120.2 6.33 6.4110.7680.0087.5119.3 6.42 6.2660.7680.0097.56118.5 6.5 6.140.7690.017.97113.17.1 5.390.7750.028.43107.27.77 4.7750.7870.048.73103.58.25 4.4640.7930.068.96100.88.65 4.2580.7970.089.1498.68.97 4.1070.8010.19.1598.48.99 4.1030.8010.10132b 9.2896.79.25 3.9960.8040.129.4295.19.51 3.8990.8070.149.5493.79.74 3.820.8110.169.6592.49.95 3.7550.8150.189.7591.310.15 3.6930.8170.29.8490.210.33 3.5970.820.229.9389.210.51 3.5960.8230.2410.0288.310.66 3.5520.8280.2610.187.410.83 3.5150.8310.2810.1386.611.11 3.480.8210.310.2185.911.26 3.4450.8230.3210.2985.111.4 3.420.8280.3410.3684.411.54 3.3910.830.3610.4383.811.67 3.3620.8350.3810.4983.211.8 3.3380.8370.410.5682.511.93 3.3190.840.4210.628212.05 3.2930.8430.4410.6881.412.18 3.2750.8460.4610.7480.912.3 3.2540.8490.4810.7980.312.41 3.2380.8520.510.9379.112.7 3.1940.8590.5511.0677.912.97 3.1610.8660.611.1876.913.24 3.1230.8720.6511.375.813.5 3.0960.880.711.4174.913.75 3.0670.8860.7511.527414.01 3.0420.8920.811.6373.114.26 3.0210.8990.8511.7472.314.5130.9060.911.8471.514.76 2.9810.9120.9511.9470.715 2.9670.919112.1469.315.5 2.9340.932 1.112.3467.916 2.910.947 1.212.5466.716.51 2.8880.962 1.312.7465.517.04 2.8720.977 1.412.9364.317.58 2.8620.993 1.513.1363.318.14 2.85 1.011 1.613.3462.218.73 2.846 1.031 1.713.5461.219.35 2.847 1.05 1.813.7560.320 2.847 1.073 1.913.9759.320.69 2.858 1.097214.258.421.43 2.87 1.124 2.114.4357.622.212.8851.1552.2绝对压力μPa.s粘度普郎克数导热率m.N/m 下数值)14.6856.723.06 2.912 1.19 2.314.9355.923.97 2.943 1.23 2.415.2155.124.97 2.984 1.276 2.515.554.426.05 3.034 1.332 2.615.8153.727.24 3.097 1.397 2.716.155328.56 3.179 1.478 2.816.5252.33005 3.2940.016 2.916.9351.831.74 3.427 1.704317.9250.936.05 3.882 2.1 3.219.315142.77 4.924 2.958 3.4----- 3.775c气体液体气体液体气体--℃-9300000-90.800000-88.900000-87.200000-85.700000-84.300000-74.500000-63.300000-5600000-50.500000-4600000-45.700000-42.100000-38.700000-35.700000-3300000-30.500000-28.100000-2600000-23.900000-2200000-20.200000-18.400000-16.800000-15.200000-13.700000-12.300000-10.900000-9.5100000-8.2100000-6.9500000-5.7300000-2.8300000-0.1200000 2.4200000 4.82000007.1000009.2611.5673.6814.09943.0350.89511.330000013.30000015.20000017.020000020.470000023.69μPa.sm.N/m 导热率普郎克数粘度露点下数值)0000026.720000029.580000032.290000034.860000037.320000039.670000041.920000044.090000046.170000048.180000050.110000051.990000053.80000055.560000057.260000058.910000060.520000062.080000065.070000067.890000072.5气体液体气体液体气体--MPa 11.5673.6814.09943.0350.8950.818普郎克数绝对压力μPa.s m.N/m 为露点温度下数值)粘度导热率。
28种空调制冷剂的特性和用途,一文了解!1、R134a(四氟乙烷)冷媒R134a是目前国际公认的替代R12的主要制冷工质之一,常用于车用空调,商业和工业用制冷系统,以及作为发泡剂用于硬塑料保温材料生产,也可以用来配置其他混合制冷剂,如R404A和R407C等。
主要用途:主要替代R12用作制冷剂,大量用于汽车空调、冰箱制冷。
2、R410A物化特性:常温常压下,R410A是一种不含氯的氟代烷非共沸混合制冷剂,无色气体,贮存在钢瓶内是被压缩的液化气体。
其ODP为0,因此R410A是不破坏大气臭氧层的环保制冷剂。
主要用途:R410A主要用于替代R22和R502,具有清洁、低毒、不燃、制冷效果好等特点,大量用于家用空调、小型商用空调、户式中央空调等。
钢瓶包装,净重11.3kg、500kg、1000kg。
3、R407C常温常压下,R407C是一种不含氯的氟代烷非共沸混合制冷剂,无色气体,贮存在钢瓶内是被压缩的液化气体。
其ODP为0,因此R407C是不破坏大气臭氧层的环保制冷剂。
主要用途:R407C主要用于替代R22,具有清洁、低毒、不燃、制冷效果好等特点,大量用于家用空调、中小型中央空调。
钢瓶包装,净重11.3kg、500kg、1000kg。
4、R417A常温常压下,R417A是一种不含氯的氟代烷非共沸混合制冷剂,无色气体,贮存在钢瓶内是被压缩的液化气体。
其ODP为0,因此R417A是不破坏大气臭氧层的环保制冷剂。
主要用途:R417A主要用于替代R22,具有清洁、低毒、不燃、制冷效果好等特点,用于热泵(OEM 初装替换R22)和空调(售后替换R22)等。
钢瓶包装,净重11.3kg、400kg、1000kg。
5、R404AR404A不得是一种不含氯的非共沸混合制冷剂,常温常压下为无色气体,贮存在钢瓶内是被压缩的液化气体。
其ODP为0,因此R404A是不破坏大气臭氧层的环保制冷剂。
主要用途:R404A主要用于替代R22和R502,具有清洁、低毒、不燃、制冷效果好等特点,大量用于中低温冷冻系统。
常用制冷剂的特征当前使用的制冷剂已达 70~80种,并正在不停发展增加。
但用于食品工业和空调制冷的仅十多种。
此中被宽泛采纳的只有以下几种 :1. 氨 (代号 :R717氨是当前使用最为宽泛的一种中压中温制冷剂。
氨的凝结温度为-77.7℃,标准蒸发温度为-33.3℃,在常温下冷凝压力一般为1.1~1.3MPa ,即便当夏天冷却水温高达30℃时也绝不行能超出 1.5MPa 。
氨的单位标准容积制冷量大概为 520kcal/m3。
氨有很好的吸水性,即便在低温下水也不会从氨液中析出而冻结,故系统内不会发生“冰塞”现象。
氨对钢铁不起腐化作用,但氨液中含有水分后,对铜及铜合金有腐化作用, 且使蒸发温度稍许提升。
所以, 氨制冷装置中不可以使用铜及铜合金资料, 并规定氨中含水量不该超出 0.2%。
氨的比重和粘度小,放热系数高,价钱廉价,易于获取。
可是,氨有较强的毒性和可燃性。
若以容积计, 当空气中氨的含量达到0.5%~0.6%时, 人在此中停留半个小时即可中毒 ,达到 11%~13%时即可点燃 ,达到 16%时遇明火就会爆炸。
所以 , 氨制冷机房一定注意通风排气 , 并需常常清除系统中的空气及其余不凝性气体。
总上所述,氨作为制冷剂的长处是:易于获取、价钱便宜、压力适中、单位制冷量大、放热系数高、几乎不溶解于油、流动阻力小, 泄露时易发现。
其弊端是:有刺激性臭味、有毒、能够焚烧和爆炸 ,对铜及铜合金有腐化作用。
2. 氟利昂 -12(代号 :R12R12 为烷烃的卤代物 , 学名二氟二氯甲烷 , 分子式为 CF2Cl2。
它是我国中小型制冷装置中使用较为宽泛的中压中温制冷剂。
R12 的标准蒸发温度为 -29.8℃ , 冷凝压力一般为0.78~0.98MPa , 凝结温度为 -155℃ , 单位容积标准制冷量约为288kcal/m3。
R12 是一种无色、透明、没有气味 ,几乎无毒性、不焚烧、不爆炸 ,很安全的制冷剂。
只有在空气中容积浓度超出80%时才会令人窒息。