此方程组可直接用于氨制冷装置的热力性质计算和编制计算机程序。
These equations can be directly used for thermodynamic calculating and computer programming in ammonia refrigerating equipment.
通过对氨制冷压力容器应力腐蚀开裂进行调查、分析、试验和研究，提出切实可行的对策措施。
In this paper, we raise really available measures through the investigation, analysis, test and research about the stress corrosion cracking of pressure vessel for ammonia refrigerating equipments.
氨经冷凝器后流入蒸发器，在这里它在被水再次吸收之前提供制冷效果。
The ammonia circulates through a condenser and then an evaporator, where it provides the cooling, before being reabsorbed by the water.
通过采用高效节能型蒸发式冷凝器，对氨冷却系统工序中制冷压缩机排气冷却系统进行了技术改造。
Through the use of highly energy-efficient evaporative condenser, it completes the technological transformation of the refrigeration compressor exhaust cooling system at ammonia cooling system.
给出了氨吸收制冷过程模拟和物料及热衡算的模型。
A simulation model of ammonia absorption refrigeration process involving material and heat balance is given.
氨用压力表用于化肥生产及制冷设备中，测量氨的液体或气体及其混合物的压力。
It used for measuring of liquid or gased ammonia and other mixture containing ammonia.
本文提出了利用(？)力学优化对过程参数和流程进行热力学评价的方法，并用于氨吸收制冷流程。
By using thermodynamic optimization, a method of thermodynamic evaluation on the process parameters and the plants, especially, on the ammonia absorption refrigeration (AAR), is presented.
分析了解化公司氨吸收混合制冷装置运行中遇到的问题，提出了改造措施，并对改造前后的指标进行了对比。
Problem in the operation of the mixed refrigeration process for the absorption of ammonia was analyzed, and improvement was put forward. The indexes were compared.
所得到的最佳参数、工作区域图及工作效率曲线对氨吸收制冷流程和操作参数的选择具有较大实用价值。
The obtained optimum parameters, working region diagrams and working efficiency curve diagrams have more practical value in selecting AAR process and operating parameters.
在早期的机械制冷，易燃的化学物质如氨作为制冷剂。
In the early days of mechanical refrigeration, flammable chemicals such as ammonia were used as refrigerant.
在早期的机械制冷，易燃的化学物质如氨作为制冷剂。
In the early days of mechanical refrigeration, flammable chemicals such as ammonia were used as refrigerant.
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