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醋酸-氧化装置操作规程

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醋酸-氧化装置操作规程

1

乙醛氧化制醋酸仿真软件

——氧化工段

北京东方仿真控制技术有限公司

仿真教学事业部 醋酸-氧化装置操作规程

i 目录

第一章 概述 ·································································································································································· 1

第二章 生产方法及工艺路线 ······································································································································ 2

2.1 生产方法及反应机理 ··········································································································································· 2

2.2 工艺流程简述 ······················································································································································· 3

2.2.1 装置流程简述 ················································································································································ 3

2.2.2 氧化系统流程简述 ········································································································································ 4

第三章 工艺技术指标 ·················································································································································· 6

3.1 控制指标 ······························································································································································· 6

3.2 分析项目 ······························································································································································· 7

第四章 岗位操作法 ······················································································································································ 8

4.1 冷态开车/装置开工 ·············································································································································· 8

4.1.1 开工应具备的条件 ········································································································································ 8

4.1.2 引公用工程 ···················································································································································· 8

4.1.3 N2吹扫、置换气密 ········································································································································ 8

4.1.4 系统水运试车 ················································································································································ 8

4.1.5 酸洗反应系统 ················································································································································ 8

4.1.6 全系统大循环和精馏系统闭路循环 ············································································································ 9

4.1.7 第一氧化塔配制氧化液 ································································································································ 9

4.1.8 第一氧化塔投氧开车 ·································································································································· 10

4.1.9 第二氧化塔投氧 ·········································································································································· 11

4.1.10 吸收塔投用 ················································································································································ 11

4.1.11氧化塔出料 ················································································································································· 12

4.2 正常停车 ····························································································································································· 12

4.2.1 氧化系统停车 ·············································································································································· 12

4.3 紧急停车 ····························································································································································· 12

4.3.1 事故停车 ······················································································································································ 12

4.3.2 紧急停车 ······················································································································································ 13

4.4 岗位操作法 ························································································································································· 14

4.4.1 第一氧化塔 ·················································································································································· 14

合集下载

装置安全操作规程

装置安全操作规程

编号：

状态：

Xxx有限公司

xx安全操作规程

编 制：________

审 核：________

批 准：________

发布日期：2023年3月6日 实施日期：2023年3月6日

xxxx有限公司 发布

目录

1.目的............................................................................................................................ 1

2.范围............................................................................................................................ 1

3.编写依据.................................................................................................................... 1

4.编写基本原则............................................................................................................ 1

5.正文内容.................................................................................................................... 2

5.1 岗位设置 ......................................................................................................... 2

醋酸钠安全操作规程(3篇)

醋酸钠安全操作规程(3篇)

第1篇

一、前言

醋酸钠，化学式为CH3COONa，是一种有机化合物，具有刺激性气味。醋酸钠广泛应用于食品、医药、化工等领域。然而，醋酸钠具有一定的毒性，不当操作可能对人体和环境造成危害。为保障员工生命安全和身体健康，预防事故发生，特制定本规程。

二、适用范围

本规程适用于公司生产、使用、储存醋酸钠的场所和人员。

三、职责

1. 生产部门：负责醋酸钠的生产、包装、运输等环节，确保生产过程安全。

2. 使用部门：负责醋酸钠的采购、使用、储存等环节，确保使用过程安全。

3. 安全管理部门：负责监督、检查醋酸钠的安全操作，制定和修订安全操作规程。

4. 员工：遵守本规程，正确操作醋酸钠，发现安全隐患及时报告。

四、安全操作规程

1. 生产操作

（1）生产前准备

1）检查生产设备是否完好，操作人员是否熟悉设备操作。

2）检查生产环境是否整洁，通风良好。

3）了解醋酸钠的性质、危害和应急措施。

（2）生产过程

1）严格按照生产工艺操作，不得擅自更改。

2）操作人员应穿戴好防护用品，如防尘口罩、防护手套、防护服等。

3）保持生产现场整洁，及时清理废料。

4）操作过程中，注意观察设备运行情况，发现异常及时停止操作，报告上级。 5）生产过程中，严禁吸烟、饮食、饮水。

（3）生产结束后

1）关闭设备，清理生产现场。

2）检查设备是否完好，做好记录。

3）将醋酸钠储存于指定的储存区域。

2. 使用操作

（1）采购

1）选择合格的供应商，确保醋酸钠质量。

2）检查醋酸钠包装是否完好，标签是否清晰。

3）验收醋酸钠，确保数量和质量符合要求。

（2）使用

1）了解醋酸钠的使用方法和注意事项。

2）操作人员应穿戴好防护用品。

3）按照规定剂量和使用方法使用醋酸钠。

4）使用过程中，注意观察反应情况，发现异常及时停止操作，报告上级。

5）使用完毕后，清理现场，做好记录。

（3）储存

1）储存醋酸钠的场所应通风、干燥、阴凉。

冰醋酸化学品安全技术说明书_(MSDS)

冰醋酸化学品安全技术说明书_(MSDS)

页脚内容6

冰醋酸化学品安全技术说明书 (MSDS)

第一部分：化学品名称

化学品中文名称：乙酸

化学品英文名称：Acetic acid

分子式：C2H4O2

分子量：60.05

第二部分：成分/ 组成信息

有害物成分：乙酸

含量：≥ 99.85

CAS No.：64-19-7

第三部分：危险性概述

危险性类别：第8.1类 (81601)，酸性腐蚀品 （GB12268-1990）。

侵入途径：吸入、食入、经皮肤吸收。

健康危害：对眼睛健康的影响－有强烈的刺激作用。液体或气体会使视力严重损伤或导致视力丧失。含量在10%以上的水溶液会引起严重的结膜刺激和角膜损伤,对皮肤健康的影响－会对皮肤造成严重的化学烧伤。误吞后对健康的影响－吞咽后可能会有如下后果:腐蚀口腔,喉咙和 消化道。吸入后对健康的影响－当口腔中含量达到15ppm时可能有下面一些危害:鼻子,喉咙和呼吸道受到刺激.含量升高会有如下危害:严重刺 激鼻子,喉咙和呼吸道。

第四部分：急救措施

皮肤接触：直接用大量清水冲洗皮肤，最好淋浴。在冲洗过程中脱掉弄脏的衣服,如果起泡或出现红斑就需请求医生治疗。

眼睛接触：睁着眼睛直接在清水中浸泡至少15分钟,紧急求医。

页脚内容6 吸入：脱离受污染环境,保持温暖并静养。呼吸困难时要输氧。如果呼吸停止或观察信号消失,要施以人工呼吸。不要口对口换气。如果心脏停止跳动,给予外部压缩起博心脏,寻求医生紧急医治。

摄入：用清水冲洗嘴外部。喝一些冷水或牛奶来缓和影响部位,不要引起呕吐。紧急求教医生医治,处理中可能会休克。

第五部分：消防措施

危险特性：其蒸汽与空气形成爆炸性混合物，遇明火、高热能引起燃烧爆炸。与氧化剂能发生强烈反应。其蒸汽比空气重，能在较低处扩散到相当远的地方。若遇高热，容器内压增大，有开裂泄漏的危险。

年产10万吨甲醇羰基化制醋酸工艺流程

年产10万吨甲醇羰基化制醋酸工艺流程

年产10万吨甲醇羰基化制醋酸工艺流程

1. 原料准备：甲醇和一氧化碳是制备醋酸的主要原料。首先经过脱硫处理，去除其中的硫化物。然后进入预处理设备，调整其比例，准备进入反应器。

2. 反应器反应：原料进入反应器，添加催化剂，进行甲醇和一氧化碳的羰基化反应，生成乙酸甲酯。这是一个高温高压反应，需要严格控制反应条件，保证产物的质量和产率。反应后得到混合物。

3. 分离精馏：通过精馏技术，将混合物进行分离，得到醋酸甲酯和未反应的甲醇和一氧化碳。这些未反应物料可以循环利用，提高原料的利用率。

4. 气相吸附：将反应器废气中的有机物通过气相吸附装置进行吸附去除，以减少有机废气的排放对环境的影响。

5. 醋酸甲酯酯化：将得到的醋酸甲酯进行水解反应，生成醋酸和甲醇。这一步是去除醋酸甲酯中的甲醇，以获得纯度更高的醋酸。

6. 精制产品：通过再次精馏和冷凝，得到高纯度的醋酸产品。

7. 产品储存：最后，将得到的醋酸产品储存至成品仓库，待包装和销售。

以上便是年产10万吨甲醇羰基化制醋酸的工艺流程。在整个工艺过程中，需注意安全生产、环保等方面，确保产品质量和工艺稳定性。很荣幸继续为您描述制备醋酸的工艺流程。下面我们将详细说明剩余的步骤。

8. 废水处理：制备醋酸的生产过程中产生大量废水，其中包含有机废水和含有盐类化合物和杂质的废水。废水处理是非常关键的部分，以确保环境不受污染，符合相关的排放标准。废水通常需要经过中和、沉淀、过滤、生物处理等步骤，最终达到排放标准允许的水质。

9. 能源回收：在制备醋酸的工艺中，反应所需的热能和蒸汽通常会通过余热锅炉或热交换器进行回收和循环利用。这有助于降低生产成本，节约能源资源，并减少对环境的影响。

10. 环保设施：在整个工艺流程中，应该配备相关的环保设施，包括废气处理装置、废水处理设施等，以符合国家环保法规要求，确保工厂的环保效益。

11. 运输和储存：醋酸是一种易燃易爆的化学品，因此在运输和储存过程中，必须符合相关的安全标准，包括适当的包装、标识和储存条件。此外，应在储存和运输中加强安全管理，确保工作人员的人身安全。