With this model the performance of the direct expansion solar assisted heat pump,employing R134a as work fluid,was studied theoretically.
利用该模型从理论上研究了以 R1 34 a作为工质的直接膨胀式太阳能热泵的性能 ,并与采用 R1 2作为工质的结果进行比较 ,指出了 R1 34 a应用于此类热泵的适用性 。
Direct expansion for ammonia system is discussed in this articl
本文讨论的是氨制冷系统中的一种直接膨胀的供液方式。
Study on the performance of a direct expansion solar-assisted heat pump system;
直接膨胀式太阳能热泵系统的性能研究
The experimental setup of the direct expansion solar-assisted heat pump(DX-SAHP)system was constructed.
本文建立了直接膨胀式太阳能热泵(直膨式太阳能热泵)系统的实验装置。
The high temperature thermal medium oil touchs the air in the traditional expansion system, it will be oxidated quickly.
在传统的开式膨胀系统中,由于高温热媒油与空气接触容易氧化。
direct expansion refrigeration system
直接膨胀式制冷系统
Operating characteristics experiment of refrigeration system with supply liquid refrigerant by gravity and direct expansion in frost formation operating mode
结霜工况下重力供液与直接膨胀供液制冷系统运行特性
Study on Energy Recovery in Refrigeration System Using a Pelton-type Expander
培尔顿式膨胀-辅助压缩机在制冷系统中的研究
Mathematical Modeling and Simulation of EEV's PID Control System in Direct-expansion Solar Assisted Heat Pump
直膨式太阳能辅助热泵电子膨胀阀控制系统数学建模与仿真
Experiment Research of the Direct Expansion Ground-source Heat Pump System and the Analysis of Geothermal Heat Transfer;
直接膨胀式土壤源热泵实验研究及地下换热系统分析
Theoretical Research on Rotary Vane Expander for Energy Recovery in Vapor Compression Refrigeration System
蒸气压缩式制冷系统中能量回收旋叶膨胀机的几何理论研究
The operation pattern analysis of the Joule-Thomson expansion cooling stage in EAST cryogenic system
EAST低温系统节流膨胀冷却级运行模式分析
Investigation on an Indirect Expansion Solar Assisted Multifunctional Domestic Heat Pump System;
间接膨胀式太阳能多功能热泵系统的研究
THE MATCH RELATIONSHIIP STUDY ON THE THERMOSTATIC EXPANSION VALVE AND AIR-CONDITIONING IN THE ROOM WITH INTERNAL HEAT SOURCE
有内热源房间空调器制冷系统热力膨胀阀的匹配研究
packperf completion system
注水膨胀式封隔器与射孔完井系统
open expansion tank heating system
自由膨胀水箱式供热系统
The Empirical Research on the Relationship between FDI and Inflation in China;
外商直接投资与中国通货膨胀关系的实证检验
The Study on Control Approach of Direct Air Cooling System in Thermal Power Units
火电机组直接空冷系统控制方法研究
Comparison on Air Cooled Condenser System with Indirect Surface System and Indirect Mixing Condenser System
直接空冷系统与表凝式和混合式空冷系统的比较
Performance and Application of CaCl_2/Expanded Graphite Adsorbent for Double Htat Pipes Type Refrigeration System;
氯化钙/膨胀石墨混合吸附剂的吸附特性及其在双热管型吸附制冷系统中的应用
high expansion foam-extinguishing system
高膨胀泡沫灭火系统
A Pneumatic-Thermal Expansion Type Cycling Method for Solar Cooling & Heating and Power Generating
可使用太阳能制冷(热)和发电的热力循环技术——气压-热力膨胀式循环
Experimental Study on the Resonant Frequency of the Expander in Pneumatic Stirling Cooler
气动式斯特林制冷机中膨胀机固有频率的试验研究