约克离心式冷水机组说明书

培训内容1.常用的计量单位换算2.系统结构3.工作原理4.润滑系统4.常见故障5维护与保养计量单位换算长度1英寸=25.4mm 1米=100cm=3.94英寸(in) 容积1加仑（gallon）=4.55升（L）英制1加仑（gallon）=3.79升（L）美制质量1磅（Ib）=454克（g）1kg=2.2Ib流量1每加/仑每分（gpm）=3.786升/每分（L/m） 压力1磅（PSI）=6.89千帕(Kpa) 1Kpa=0.145PSI 温度℃=5（℉-32）/9 ℉=9/5+32热能1冷吨=3024Kcal=3.516KW功率1马力（Hp）=0.746千瓦特(Kw) 1kW=1.34HP常用术语：表压=绝对压力-大气压力真空度=大气压力-绝对压力蒸发器小温差=冷冻水出水温度－蒸发温度冷却器小温差=冷凝温度－冷却水出水温度小温差取决于换热器性能好坏过冷度=对应的饱和温度－离开冷凝器的制冷剂温度过热度=排气温度传-对应的冷凝饱和度油压差=油泵出口压力-压缩机的入口压力离心式冷水机组工作原理机组前视图机组后视图2010/4/14蒸发器冷凝器截流元件压缩机电机冷却塔制冷机组的整体布局机组代码YK机组结构离心机组的组成部件机组构造蒸发器冷凝器电动机齿轮叶轮预旋转导叶关键部件制冷设备的四个主要组成部分: 压缩机冷凝器节流（膨胀）装置蒸发器各部件的作用压缩机提升压力低压（低温）气体被吸入压缩机并被压缩成高压（高温）气体活塞式、双/ 单螺杆、回转式离心冷凝器从压缩机出来的高温制冷剂气体进入冷凝器，在一定压力下释放热量变成液体。

高温制冷剂在冷凝器中冷凝。

各部件的作用节流装置(膨胀阀) :液体经过节流装置使压力下降。

孔板、热力膨胀阀、电子膨胀阀、毛细管等蒸发器液体制冷剂进入蒸发器蒸发为气体。

制冷剂在蒸发器中吸收热量。

预旋转导流冷凝器过冷器均流板满液式蒸发器截流孔板叶片叶轮汽液分离板离心式冷水机组满液式蒸发器干式蒸发器满液式蒸发器压缩机吸气管均气板支撑板固定棒视镜支撑板液位控制油收集器回油管均液板液态冷媒供液管PEH蒸发器吸气口出水进水供液口离心式冷水机组汽液分离板离心式冷水机组预旋转导流叶片预旋转导叶部分开启关闭预旋转导流叶片全开预旋转导流叶片全关预旋转导流叶片预旋转导流叶片部分关闭离心式冷水机组叶轮叶轮离心式冷水机组均流板离心式冷水机组冷凝器高效换热铜管铜管规格加强部分常规部分230.025"0.050 - 0.053"220.028"0.053 - 0.056"200.035"0.059 - 0.063"实际铜管厚度水流管板铜管支撑板高效换热铜管高效换热铜管换热器采用新型高效换热型面(内螺纹/外肋片)提高机组效率,降低结垢率,节省维护费用水流方向筒体端板中间支撑板TubeSheetTube Support WATERFLOW离心式冷水机组过冷器离心式冷水机组截流孔板截流元件固定截流孔板可变截流孔板强化非设计工况性能液体管线调节阀制冷剂液位探头维持冷凝器最佳液位 通过MicroPanel控制叶轮预旋转导叶高速齿轮轴封止推轴承轴颈轴承轴颈轴承轴颈轴承连轴器低速齿轮高速齿轮低速齿轮特点及优势最优化的叶轮设计适应于各类特定的运行工况可靠相同部件在军事工业上使用单螺旋设计与VSD 完美配合轴与轴封剖面图YK系列轴封双层密封泰福龙C型密封环约克双层轴封的优点约克机组采用双层密封以保证轴承的润滑及密封； 冷媒进入压缩机前，已与润滑油彻底分离；冷媒在轴封处的泄漏微乎其微；喘振发生离心式压缩机旋转失速和喘振的差别旋转失速旋转失速是所有离心式压缩机在流量减小（负荷减小）和/或者压头增加（温度头增加）时发生的一种空气动力学中的扰动现象。

约克风冷冷水机组说明书约克风冷冷水机组的说明书约克风冷冷水机组是一种高效、可靠的空调设备，它主要用于制冷、冷水循环和空气调节等领域。

下面，我们将详细介绍约克风冷冷水机组的相关知识。

1. 约克风冷冷水机组的结构和特点约克风冷冷水机组的主要结构由压缩机、冷凝器、膨胀阀、蒸发器、电气控制系统等部分组成。

其特点是具有小型化、高效、低噪音等特点，可在高、低温环境下正常工作，适用于大型公共建筑、工业用房、商业大楼等场所的空调系统。

2. 约克风冷冷水机组的工作原理当室内温度达到设定值时，空调控制系统会打开冷水机组，冷凝器中的制冷剂会吸收空气中的热量，然后通过蒸发器释放出去，使得室内温度降低。

蒸发器中的制冷剂重新进入到低温低压状态，再次进入到冷凝器中循环。

整个过程需要一个高效的压缩机来完成。

3. 约克风冷冷水机组的维护和保养为了保证约克风冷冷水机组的正常工作，必须定期进行维护和保养。

首先，需要清洗和更换过滤器，保证空气流通畅通。

其次，冷凝器和蒸发器也需要进行清洁。

此外，还需要检查蒸发器、冷凝器、压缩机、膨胀阀等部件是否正常运转，如有故障及时进行处理。

4. 约克风冷冷水机组的应用范围约克风冷冷水机组非常适用于大型公共建筑、工业用房、商业大楼等场所的空调系统。

特别是在高温、高湿的夏季，约克风冷冷水机组能够提供舒适的室内环境，满足人们的需求。

总之，约克风冷冷水机组是一种高效、可靠的空调设备。

通过定期的维护和保养，可以延长其使用寿命，并保证其正常运行。

因此，在选择空调设备时，约克风冷冷水机组是一个非常不错的选择。

约克制冷机组说明书英文York chiller units are a type of air conditioning system designed to provide efficient and reliable cooling for a wide range of commercial and industrial applications. These units are known for their advanced features, energy-efficient performance, and ease of installation and maintenance. In this essay, we will provide a comprehensive overview of the key components, operating principles, and maintenance requirements of York chiller units.At the heart of a York chiller unit is the compressor, which is responsible for circulating the refrigerant throughout the system. York chiller units typically employ either scroll or screw compressors, both of which are known for their high efficiency and reliability. The scroll compressor, for example, utilizes a pair of spiral-shaped scrolls that interlock and rotate to compress the refrigerant, while the screw compressor uses a pair of helical rotors to achieve the same result. These compressors are designed to operate at high speeds, allowing for a more compact and efficient overall system.The condenser is another critical component of a York chiller unit.This component is responsible for removing the heat absorbed by the refrigerant during the cooling process. York chiller units can be equipped with either air-cooled or water-cooled condensers, depending on the specific requirements of the application. Air-cooled condensers use fans to circulate air over the coils, while water-cooled condensers utilize a cooling tower or other water source to dissipate the heat.The evaporator is the component where the actual cooling process takes place. In a York chiller unit, the evaporator is typically a shell-and-tube or plate-and-frame heat exchanger, where the refrigerant absorbs heat from the water or air being cooled. This heat transfer process causes the refrigerant to vaporize, and the resulting vapor is then drawn back into the compressor to continue the cooling cycle.In addition to the compressor, condenser, and evaporator, York chiller units also incorporate a variety of other components, such as expansion valves, filters, and control systems. The expansion valve, for example, is responsible for regulating the flow of refrigerant into the evaporator, ensuring that the proper pressure and temperature conditions are maintained. Filters are used to remove impurities from the refrigerant, helping to maintain the system's efficiency and prevent damage to critical components.The control system of a York chiller unit is designed to optimize theunit's performance and ensure its safe and reliable operation. This system typically includes a microprocessor-based controller that monitors and adjusts various parameters, such as temperature, pressure, and flow rates, to maintain the desired cooling output. The control system may also include features like automatic restart, fault detection, and remote monitoring capabilities, allowing for easy troubleshooting and maintenance.One of the key advantages of York chiller units is their energy efficiency. These units are designed to minimize energy consumption through the use of advanced compressor technologies, efficient heat exchangers, and sophisticated control systems. Many York chiller units also incorporate features like variable-speed drives, which can adjust the compressor speed to match the cooling demand, further improving energy efficiency.Maintenance is an important aspect of ensuring the long-term performance and reliability of York chiller units. Regular inspection and servicing of the unit's components, such as the compressor, condenser, and evaporator, are essential to maintaining optimal efficiency and preventing breakdowns. York chiller units also require periodic cleaning of the condenser coils and evaporator coils to ensure proper heat transfer and maintain the system's cooling capacity.In addition to routine maintenance, York chiller units may also require occasional repairs or replacements of components. This can include tasks such as replacing worn-out seals, recharging the refrigerant, or addressing issues with the control system. It is important to follow the manufacturer's recommended maintenance and repair procedures to ensure the safety and reliability of the unit.Overall, York chiller units are a highly versatile and efficient cooling solution for a wide range of commercial and industrial applications. Their advanced design, energy-efficient performance, and ease of maintenance make them a popular choice among building owners, facility managers, and HVAC professionals. By understanding the key components, operating principles, and maintenance requirements of York chiller units, users can ensure that their cooling systems continue to operate at peak performance for years to come.。

约克离心式冷水机组主要参数英文版York Centrifugal Chiller Main ParametersYork centrifugal chillers are widely used in various industries for their high efficiency and reliability. These chillers are designed to provide cooling for large buildings, industrial processes, and other applications where a constant supply of chilled water is required.The main parameters of York centrifugal chillers include cooling capacity, power consumption, refrigerant type, and operating conditions. The cooling capacity of a chiller is measured in tons or kilowatts, and it indicates the amount of heat that the chiller can remove from a space in a given period of time. The power consumption of a chiller is also an important parameter, as it determines the operating costs of the system.The refrigerant type used in York centrifugal chillers is typically R-134a or R-123, which are environmentally friendly and have low global warming potentials. These refrigerants are non-toxic and non-flammable, making them safe for use in various applications. The operating conditions of a chiller, such as ambient temperature and humidity, also play a crucial role in its performance and efficiency.In conclusion, York centrifugal chillers are an excellent choice for cooling large spaces and industrial processes. With their high efficiency, reliability, and environmentally friendly refrigerants, these chillers are a cost-effective solution for various cooling applications.中文翻译约克离心式冷水机组主要参数约克离心式冷水机组以其高效率和可靠性在各个行业广泛应用。

, 了解每个, 包括日常设备检3YK 离心式冷水机组设计特点约克OptiView TM YK 离心式冷水机组能提供各种形式的配置，以满足不同用户的需要。

配置约克变频驱动装置(VSD)的YK 机组彩色图象显示控制中心约克OptiView TM 彩色图象显示控制中心，同时显示机组每个部件的运行参数与插图，控制简单形象。

变频配置，高效节能(选项)配置变频驱动器，独特的自适应容量控制将电机变频和导流叶片调节完美地结合在一起，大大提高机组的效率，令部分负荷耗电指标低达0.2kW/ton ，机组的年节能可达15%-25%。

单级压缩机，先进可靠约克单级压缩机的运动部件较少、设计简洁高效，它的长工作寿命已在许多应用中得到了证明。

轻质、高强度的铝制叶轮采用后弯叶片，效率很高。

翼形导流叶片减少了气流的扰动，使部分负荷能保持最高效的性能。

压缩机可平稳地从100% 卸载到最低负荷。

开式电机，安全可靠闭式电机烧毁后会对冷水机组造成灾难性的破坏，整台机组必须彻底清洁，并要更换制冷剂后方可使用。

约克YK 离心式冷水机组采用风冷式电机，从而避免了这种危险。

制冷剂根本不会与电机接触，避免了对冷水机组其它部分的污染。

保险公司在对大型空调设备保险时，通常风冷式电机的保险费要比制冷剂冷却的闭式电机低得多。

充分利用低温冷却水，显著节能符合实际工况下的节能要求，机组能充分利用低达12.8℃的冷却水，获得明显的节能效果，而不像有些机组那样需要人为地将水温控制在21~24℃。

高效热交换器，表现卓越热交换器采用了最新的高效换热铜管，使传热效率最佳、结构紧凑。

水侧和制冷剂侧强化传热，减少机组能耗和管道结垢。

结构紧凑，安装方便机组设计精密紧凑，大大减少机房占地面积。

安装时只需少量的接管和布线，帮助用户节约安装费用。

环保冷媒，造福人类- 约克YK 冷水机组的性能经美国空调制冷供暖协会(AHRI)认证。

- 符合最新的AHRI550/590标准。

- 采用HFC-134a 环保制冷剂，对臭氧层没有损害。

约克冷水机组操作方法
在操作约克冷水机组之前，必须先了解其基本结构和组成部分，例如压缩机、冷凝器、蒸发器等。

以下是一般的操作方法：
1. 开启冷水机组主电源，确保电源供应稳定。

2. 将冷水机组的所有阀门（进水、出水、冷却水进出口等）全部打开，以便实现完整的水循环。

3. 确保压缩机正常运行，检查机组的关键部件，如冷凝器，防止其过热。

4. 检查温度控制装置，确保其能准确地控制冷却水温度，避免温度过低或过高。

5. 在维持压缩机正常运行的同时，调节冷却水流量和温度，使之符合实际操作需求。

6. 如果出现异常情况，例如温度过高或压力过低，则必须立即采取应对措施，避免设备停机或故障。

总的来说，操作约克冷水机组需要对设备性能和相关部件有充分的认知和理解。

在实际操作中，应该及时发现并解决问题，确保机组长期运行良好。