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电解车间磁场要求-中英对照

发布时间:2014-8-13      阅读次数:1103

电解车间磁场要求-中英对照

应该考虑到在电解车间中产生的强磁场给工人所带来的危险。其中最为严重的问题之一就是对于工人的心脏起搏器的正常工作所带来的有害影响。

另一个需要考虑的问题是在吊装金属物体时强磁场的效应,金属物可能会被迫和强磁场进行校准。
 
5. 热量

电解槽在工作时产生热量。这种热量可以使电解车间内的工作条件非常不舒服,尤其是在周围环境温度很高的地方。在设计电解车间内的操作时需要充分考虑到热效应。

6. 腐蚀性介质

电解槽和电解车间内相关的设备处理着大量的腐蚀性介质(盐水、烧碱苏打溶液和盐酸)。工厂的设计应当尽量减少这些液体接触到的工人的潜在可能性。紧急清洗设备是必需的。

7. 减压

电解槽在电流使用时会产生氢气和氯气。需要充分的过压保护系统来确保电解槽的设计承受压力永远不会被超过(参阅第4.7节)。

电解槽被设计成一个0.2bar g的真空评级,这是不足以承受可能由于其被阻塞以及气体可行的冷却和压缩或者电解槽被阻塞和排水而产生的负压。程序/设备应该到位以确保电解槽不被这种负压事件所损坏。应当考虑负压情况的救急措施以保护电解槽内部的下游设备不被这种真空所产生的损坏源所损坏。

8. 电解槽组件中的固体垃圾

应该充分考虑到被污染的电解槽组件和新的电解槽及其组件的组装过程中产生的废料的处理方法。

4. Magnetic Fields

Consideration should be given to the hazards to personnel that can result from the strong magnetic fields generated in a cellroom. One of the more serious issues is the harmful effect on the operation of heart pacemakers in personnel.

Another issue to consider, is the effect of the strong magnetic fields on lifting of metal objects, which may be forced into alignment with the magnetic field.
 
5. Heat

The Electrolysers, when operating, evolve heat. This heat can make working conditions in the cellroom very uncomfortable, especially in locations with a high ambient temperature. Adequate consideration needs to be given to the effect of heat on the design of operations within the cellroom.

6. Corrosive Fluids

The Electrolyser and associated cellroom equipment handle a number of corrosive fluids (brine, caustic soda solution, and hydrochloric acid). The plant should be designed to minimise the potential for these fluids to come into contact with personnel. Emergency wash facilities are required.

7. Pressure Relief

The Electrolysers generate hydrogen and chlorine gases when current is applied. Adequate overpressure protection systems are required to ensure the design pressure of Electrolysers is never exceeded (see section 4.7). 

The Electrolysers are designed with a vacuum rating of 0.2 bar g, which is not sufficient to withstand the underpressure that can be generated should they be blocked in and the gases allowed to cool and condense, or if the Electrolysers are blocked in and drained. Procedures / equipment should be put in place to ensure that the Electrolysers are not damaged by such underpressure events. Consideration should be given to the provision of underpressure relief to protect downstream equipment from these sources of vacuum generated within the Electrolysers.

8. Solid Waste from Electrolyser Components

Adequate consideration should be given to disposal methods for contaminated Electrolyser components and for scrap material from assembly of new Electrolysers and components.

2014.8.13

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