制冷
- refrigeration
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[refrigeration] 人为控制,获得冷却低温效果
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制冷机
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He-H2混合工质与Er3NiHx填料强化脉管制冷性能
Enhancement of pulse tube refrigeration with he-h_2 mixture and er_3nih_x packing
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CO2/R170混合物作为复叠式制冷系统低温环路制冷剂的性能
Performance of binary mixture of CO_2 / R170 as low temperature circuit refrigerant in cascade refrigeration system
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多数家用冰柜能制冷到零下18摄氏度以下。
Most domestic freezers operate at below – 18 ˚ C.
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我们不是在给整个街区制冷!
We are not cooling the whole neighborhood . 28 .
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导热规律为qα△1/T的三热源制冷机的最优性能
Optimal Performance of Three-Heat-Source Refrigerator with the Heat Transfer Law of q α△ I / T
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热传导规律为q∝△1/T的卡诺制冷机的最优化
Optimization of The Carnot Refrigerator On Which The Thermal Conductivity Law is q ∝Δ 1 / T
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利用BP人工神经网络的非线性映射能力,研究建立了中央空调系统制冷机的能量消耗模型。
A model for refrigerator energy consumption of a central air-conditioning system was established with nonlinear mapping capability of BP ANN .
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VM型氦气制冷机高温导向环材料的研究
An investigation on high-temperature materials for guide ring in VM type helium cryogenerator
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磁Ericsson制冷机中热力学循环的优化研究
The Optimal Research of Thermodynamics Cycle on the Magnetic Ericsson Refrigerator
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顺磁质Ericsson制冷循环不具有理想回热条件
No condition of perfect regeneration for a paramagnetic Ericsson Refrigeration Cycle
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采用热力学方法对CO2跨临界两级制冷循环性能进行了分析,并与单级系统进行了对比。
This paper analyzed the performance of CO 2 transcritical two stage compression cycle , and contrasted it with one stage system .
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STM式三维nm级轮廓仪的研究两级吸收式制冷机的优化分析
An STM-Based 3-D Profiler with a Resolution of Nanometer Level The optimum performance characteristics of a two-stage absorption refrigerator
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20K温区GM型单级脉管制冷机初步实验
Preliminary experiment on a single-stage GM type pulse tube cooler near 20 K
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得到了协调优化目标函数E最大时量子制冷机的制冷系数以及最佳制冷率和熵产率。
The corresponding performance coefficient , the optimal entropy production rate and the optimal rate of refrigeration at a maximum point of the objective function E are obtained .
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当冷凝温度相同时,2种制冷剂的COP、单位体积制冷量随过冷度的增大而增大。
In addition , COP and volumetric refrigerating capacity increased with increasing subcooled temperature at the same condensation temperature .
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建立热耦合二级Stirling型脉管制冷机实验装置。
An experimental apparatus of a thermally coupled two-stage Stirling-type pulse tube refrigerator has been established .
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太阳能无泵LiBr吸收式制冷机中溶液提升管最低高度的确定
Determination of the Lowest Height of the Solution Elevation Tube in Solar Pumpless LiBr Absorption Chillers
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制冷工质HFC-134a热物理性质参数计算
The Parameter Calculation of the Thermophysical Properties of HFC-134a
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利用FrontPage和Flash软件制作《空气调节用制冷技术》课程的计算机辅助教学软件,通过基于WEB的技术,制作可以发布的网页。
A Manufactory on refrigeration technology using air conditioning computer-assisted instruction software of the course by frontpage and flash software , technology based on WEB , making the web page be issued .
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燃气发动机驱动热泵型冷热水机(GHP)是以燃气为动力通过驱动压缩机作制冷和供热运转的冷热水机。
The gas engine driven heat pump ( GHP ) can supply heat or cold through gas energy .
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土壤源热泵系统(GroundSourceHeatPumpSystem,GSHPS)因其使用可再生的浅层地热能,被称为是21世纪一项最具有发展前途的、具有节能和环保意义的制冷空调技术。
For utilizing the renewable ground thermal energy , the ground source heat pump system ( GSHP ) is taken as an air conditioning technique which has the greatest developmental future , energy saving and environmental protection advantages in the 21st century .
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第三章的主要内容是:根据上一章的图像算法,完成非制冷红外成像系统的硬件设计,硬件系统包括:AD数据采集模块,图像处理模块和视频合成模块;
In the third part of the article , we designed the hardware of uncooled infrared imaging system to meet the goal of image algorithm , which include AD data acquire module , image processing module and video synthesize module .
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将该模块用于常规G-M制冷机的热力计算,结果合理,达到了预期的要求。
By using this module in the thermodynamic calculation for G-M refrigerator , the results are reasonable and meet the expectative requirements .
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热性能最优的CPC集热器在相同制冷量下,所需集热面积最小,为双层盖板集热器的58.6%,减少了安装空间。
To achieve the same amount of refrigeration , CPC vacuum-tube collector with optimum thermal performance requires the smallest collector area , only 58.6 % of the area the double-glazed collector requiring , and therefore reduces installation space significantly .
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进一步分析了各种空调制冷用润滑油添加剂的作用机理,并对极化制冷润滑油添加剂PROA的作用效果进行了试验研究。
The mechanism of various additives is studied and experiments are carried out to test the function of polarized lubricant additive PROA .
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KCR-27型窗式空调器制冷系统模拟与优化
Simulation and Optimization for the Refrigeration System of Air Conditioner KCR-27
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其中,采用天然气CO2转化化学回热回收较高温度的燃气透平排气热量,采用氨吸收制冷循环回收较低温度的排气热量,并利用制冷循环产生冷量作CO2循环压气机进气冷却。
In which , the waste heat from the turbine exhaust is recovered to drive CO_2 / NG reformer , and the lower temperature heat is provided with the ammonia absorption refrigeration cycle to generate chilled media used for cooling the turbine inlet gas .
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采用HFC-134A作为制冷工质,以两流体数值模型为基础,建立抛物线型守恒方程作为编程计算的基本方程。
The parabolic two-phase flow conservation equations are presented using HFC-134A as the refrigerant . Also described is the IPSA algorithm , important in modeling non-equilibrium effects .
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利用aspenplus流程模拟软件作为软件平台,建立了前冷系统、乙烯制冷系统、丙烯制冷系统的稳态模拟模型,并把其模拟结果与S&W公司提供的原设计数据进行对比,对模型进行了验证。
A process simulation software-ASPEN PLUS was used to build the models of cold box section and refrigeration system . The simulation results were compared with design data provided by S & W , and the models proved to be good .
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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 .