By applying cold compression deformation to a 45 steel sample,the grain size of the sample is refined,thus the strength of the sample being enhanced.
冷压缩变形对材料组织性能有着较大的影响,而材料的性能对工业制成品的最终质量有着较大的影响。
Comparison with ammonia absorption refrigeration technique and compression refrigerationcraft in economic efficiency;
氨吸收制冷工艺与压缩制冷工艺的经济效益比较
Research and analysis of the new cycle with super-subcooling single stage ammonia compression refrigeration system;
带过冷的氨单级压缩制冷系统新流程的分析研究
But it is difficult for ordinary refrigeration devices to meet their demands, so ammonia absorption refrigeration, ammonia compression refrigeration and p.
在煤和石油化工中,通常需要大型的制冷装置,特别是以煤为原料,生产甲醇和合成氨的化工厂,其中的煤气净化工段所需冷量较大、制冷温度较低,一般为-15℃或-38℃,一般的制冷装置很难满足要求,通常采用的制冷方案有氨吸收制冷、氨压缩制冷和丙烯压缩制冷等。
Based on the simulation and optimization of the UniSim Design software,this paper designed a hybrid process combining with the membrane separation technology and the compression-condensation unit to recover light hydrocarbons from GTL vent gas efficiently.
基于此,本文提出膜分离与压缩冷凝耦合的新工艺,并采用UniSimDesign对操作参数进行模拟优化,达到了低能耗高效率回收GTL弛放气中轻烃的目的。
The grey method of optimal choice for refrigeration compressor;
制冷压缩机综合性能优选的灰色方法
The vibration of the vehicle air conditioning experiment device was explored by the means of Frequency-Domain analysis of dynamic system,the vibration frequency characteristics of refrigeration compressor body demonstrate the natural characteristics of compressor vibration and are related to the compressor speed.
利用动态系统的频域分析方法对汽车空调实验装置中制冷压缩机的振动进行了研究,制冷压缩机整机振动的频域特性表明其与振动的固有特性和压缩机的工作转速相关。
Through simulation of power consumption of refrigeration compressors by using Aspen Plus 10.
通过对制冷压缩机功耗的模拟和对实际运行数据的分析,比较了乙烯装置中的复迭多级制冷系统和混合冷剂制冷系统的用能状况,分析了混合冷剂制冷的优点和不足。
hermetically-sealed frerigerating compressor unit
密封式制冷压缩机组
Performance Study on Quasi Two-stage Compression Cycle Composed by Different Type of Refrigerant Compressor
常用制冷压缩机的准二级压缩循环特性分析
Design on the thermosyphon oil cooling system of the screw refrigeration compressor
螺杆式制冷压缩机热虹吸油冷却系统的设计
Combination application of evaporative condenser and screw refrigeration compressor
蒸发式冷凝器与螺杆式制冷压缩机的组合应用
marine centrifugal type refrigerating compressor unit
船用离心式制冷压缩机组
marine piston type refrigerating compressor unit
船用活塞式制冷压缩机组
Hermetic reciprocating refrigerant compressor
GB/T10079-1988全封闭活塞式制冷压缩机
marine screw type refrigerating compressor unit
船用螺杆式制冷压缩机组
Computer AID Design of Twin-Rotor Screw Refrigeration Compressors
双螺杆制冷压缩机的计算机辅助设计
The Improving Design of 100mm Bore Refrigeration Marine Compressor
船用100缸径制冷压缩机的改进研究
To condense(a gas)by cooling.
通过冷却压缩（气体）
industrial condensing unit
工业用压缩冷凝机组
semihermetically sealed condensing unit
半封闭式压缩冷凝机组
intercooled compressor
有中间冷却的压缩机
hermetically sealed condensing unit
全封闭式压缩冷凝机组
multi-stage compression refrigeration cycle
多级压缩式制冷循环
Performance analysis of single-stage compression or two-stage compression refrigerating cycle
单级压缩或双级压缩制冷的技术经济分析
Comparison on the functions of lithium bromide refrigerators and steam compression refrigerating machine;
溴冷机和蒸气压缩式制冷机的性能比较