这通常涉及使用液体制冷剂循环热吸收和压缩机系统。
It typically involves cyclic heat absorption using a fluid refrigerant and a compressor system.
小型制冷系统制冷剂循环量是一个重要而难测定的参数。
The measurement of refrigerant mass flow of small refrigeration system is very important parameter and difficult to measure.
用于通过经由所述泵使制冷剂循环经过所述制冷回路在所述自由冷却模式下选择性地操作所述制冷回路的控制器；
The controller selectively operates the system in the free-cooling mode by circulating the refrigerant through the refrigeration circuit via the pump.
吸收式制冷机主要由四个交换设备组成，即发生器、冷凝器、蒸发器和吸收器，外墙保温材料它们组成两个循环环路：制冷剂循环与吸收剂循环。
Absorption chiller mainly by the four exchange equipment composition, namely generator, condenser, evaporator and absorber, they formed two cycle loop: refrigerants circulation and absorber cycle.
本发明的任务如下解决，将氮气和氢气 构成的气体混合物应用作为检验气体，并且在记录到制冷剂循环系统的压力下 降之后采用氢气探头进行查找。
Said aim is achieved by using a gas mixture of nitrogen and hydrogen as a test gas and inspecting the cooling circuit by means of a hydrogen probe once a drop in pressure has been recorded.
若改变原制冷设备使之与液化石油气相匹配，则以液化石油气为制冷剂时，制冷循环的性能要优于r22。
Change original refrigeration equipment make it with LPG phase match, while regarding LPG as the refrigerant, the performance of refrigeration circulation should be superior to R22.
系统的循环浓度根据换热器中制冷剂的分馏滞留程度来计算。
The circulation concentration is determined from the refrigerant differential holdup in heat exchangers.
通过对以R 410a为制冷剂的蒸汽压缩式商用风冷冷水机组进行相同工况条件下不同循环的性能对比，指出了该类型机组的一个优化设计方法，可供其它类似机型作参考。
Compared the performance of different cycle in the same condition about the R410A commercial air-cooled chiller, and indicated a method of the optimum design to these units or other similar units.
自行复叠制冷循环采用非共沸混合工质作为制冷剂，而且只采用一台压缩机，正是这些独特的优点使其受到了广泛的关注。
The Auto Cascade Refrigeration Cycle (ACR) requires only one compressor with the non-azeotropic refrigerant mixture (NARM), which is very popular for its particular excellence.
分析了大过冷度制冷循环的工作特性和几种常见制冷剂在大温差过冷情况下的运行特点。
The characters of overcooled refrigeration was analyzed and the operating features of several refrigerants in high sub - cooling degree was introduced.
循环开始时，制冷剂以低温低压的蒸气，进入一个电机驱动的压缩机。
The refrigerant, starting as a low-temperature, low-pressure vapor, enters a compressor driven by an electric motor.
超量的制冷剂液体借助回液系统再循环制冷。
The excessive liquid refrigerant recirculate for refrigerating with the aid of liquid return system.
空调循环系统中，当制冷剂回到压缩机前必须完全气化。
In circulatory system, the refrigerant must be convert became gas before returning to compressor.
特别地，至少一个阀或压缩机可被控制器迅速地循环操作，以调节经过阀或压缩机的制冷剂的量。
In particular, at least one valve or compressor can be can be rapidly cycled by the control to regulate amount of refrigerant passing through the valve or compressor.
热泵循环使用的是液体制冷剂，这个循环使得制冷剂在一个封闭环路内从液体到气体交替变化。
Heat pumps circulate a fluid refrigerant that cycles alternatively from its liquid phase to its vapor phase in a closed loop.
本文对再循环蒸发器制冷剂流量和配用风机的风量对蒸发器的净制冷量的影响作了理论计算分析，为合理设计再循环蒸发器提供了理论依据。
This paper shows the theoretical calculation and analysis about net refrigerating capacity under different flow rate of refrigerant and air flow rate, which can supply theoretic.
另外，使减压器以规定开度打开，使极少的制冷剂向室内热交换器循环，从而可提高除霜结束判定的精度。
Furthermore, the reducer is turned on at the prescribed degree, thereby circling the little refrigerant to the indoor heat exchanger so as to improve the precision of judging the finish of defrost.
活塞向一个方向移动时，环路中低压端的气态制冷剂通过一个单向阀，循环中低压端的气态制冷剂被吸入进来。
As the piston travels in one direction, through a one way valve, it draws in the refrigerant gas from the low pressure side of the circuit.
利用PR方程计算制冷剂的热力学性质，编写了蒸气压缩制冷循环的有效能分析程序，分别对传统和新提出的冷藏冷冻箱制冷循环进行了计算。
Pr equation was adopted to calculate the thermodynamic properties of the refrigerants, and the available energy analysis for the vapor compression refrigeration cycle was programmed to calc...
系统介绍了第一个多股换热器前高低压制冷剂之间不进行回热的典型混合制冷循环液化天然气流程的计算方法；
There is not heat exchange between the mix refrigerant entering the compressor and the mix refrigerant leaving the water cooler.
摘要目前复叠式制冷循环中采用的R22制冷剂属于受控物质，需要寻求新的替代制冷剂。
R22 is the main present refrigerants used in cascade refrigeration cycle, which are controlled materials and need to be replaced.
并将通过气轮机后的气 体进行冷却压缩为液体制冷剂以实现制冷剂的循环利用。
The gas passing through the gas turbine is cooled and compressed into liquid refrigerant to realize the circulatory utilization of the refrigerant.
并将通过气轮机后的气 体进行冷却压缩为液体制冷剂以实现制冷剂的循环利用。
The gas passing through the gas turbine is cooled and compressed into liquid refrigerant to realize the circulatory utilization of the refrigerant.
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