正常生产情况下的主要恶臭污染源为碱渣处理装置、酸性水汽提装置、氨精制装置、硫磺回收装置和污水处理场。
Under normal conditions, the major odor pollutants come from alkali waste treatment unit, sour water stripping unit, ammonia refining unit, sulfur recovery unit as well as waste water treatment site.
氨是一种有毒有害物质，在石化装置设备进行检修时需要对氨进行回收，否则容易造成环境污染和人体伤害及人员中毒事故的发生。
Ammonia is a poisonous and harmful substance that should be recovered during equipment maintenance so as to avoid it leaks out to pollute environment and hurt human.
介绍新尿素装置中压氨系统停车排放过程中氨回收的改造及所取得的效果，对环境的影响，达到操作优化、节能降耗的目的。
This paper introduced the reformation of ammonia recovery system and influence on the environment in urea plant , the process is the energy-saving and easy to operation.
介绍氨汽提尿素装置中使用降膜式真空预浓缩器回收余热的情况和使用过程中遇到的问题及解决措施、经济效益。
This paper presents the application of down-film vacuum preconcentrator for heat recovery, puts forward the problems and measures against them during the application.
介绍大型氨厂普里森氢回收装置投运前后存在的问题及对策；
The Paper bears on the problems appearing before and after the Prism hydrogen recovery set of large ammonia plant was put into operation and deals with the solving measures.
以合成氨生产装置回收的低浓度氨水为吸收剂，实施锅炉烟气脱硫技术改造，取得良好的应用效果。
The low concentration of ammonia absorption reagent comes from the recovery of production of ammonia device.
装置简单，成本低，由于可连续工作，因此工作效率高，经测试，氨的回收率可高达98%以上。
The apparatus has the advantages of simple structure, low cost, continuous operation, high work efficiency, and high ammonia recovery rate as high as above 98 percents after test.
正常生产情况下的主要恶臭污染源为碱渣处理装置、酸性水汽提装置、氨精制装置、硫磺回收装置和污水处理场。
Under normal conditions, the major odor pollutants come from alkali waste treatment unit, sour water stripping unit, ammonia refining unit, sulfur reco...
正常生产情况下的主要恶臭污染源为碱渣处理装置、酸性水汽提装置、氨精制装置、硫磺回收装置和污水处理场。
Under normal conditions, the major odor pollutants come from alkali waste treatment unit, sour water stripping unit, ammonia refining unit, sulfur reco...
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