coefficient of performance
基本释义:
制冷系数,使用系数
网络释义
1)coefficient of performance,制冷系数;使用系数
2)Use -coefficient,使用系数
3)refrigeration coefficient,制冷系数
4)COP,制冷系数
5)coefficient of performance,制冷系数
6)coefficient of refrigeration,制冷系数
用法和例句
Further analysis of the effect on the refrigeration coefficient with the superheat of the refrigeration cycle;
制冷循环的过热对制冷系数影响的探讨
The effect on the ratio of refrigeration coefficient with the super-cooling of the refrigeration cycle;
制冷循环的过冷对制冷系数比值的影响
Based on the principles of classic thermo-dynamics,the paper has a therotical research in refrigeration coefficient of the ideal reversible Garnotcycle and the actual irreversible cycle.
从经典热力学的基本理论出发,对理想可逆卡诺循环和实际不可逆卡诺循环的制冷系数进行了理论研究,证明了理想可逆卡诺循环的制冷系数是最高系数,分析了实际情况下制冷系的制约因素,为提高制冷系数提供了理论指导。
Optimization of cooling load and COP for an irreversible Brayton refrigerator with variable temperature heat reservoirs;
变温热源不可逆布雷顿制冷循环制冷率和制冷系数优化
The analytical formulae about cooling load,COP(coefficient of performance),exergy loss rate,exergy output rate and ecological criterion of the irreversible refrigeration cycle are derived.
用有限时间热力学理论和方法分析了热漏、热阻和其它不可逆性对定常流普适制冷循环模型性能的影响,导出了由两个绝热过程、两个等热容吸热过程和两个等热容放热过程组成的不可逆制冷循环的制冷率、制冷系数、火用损失率、火用输出率和生态学性能,并由数值计算分析了循环过程对循环性能的影响特点。
The analytical formulae about cooling load,COP,exergy loss rate,exergy output rate and ecological function of the endoreversible universal steady-flow refrigeration cycle consisting of one heating branch,one cooling branch and two adiabatic branches with heat resistance loss are derived.
用有限时间热力学方法分析了一类普适定常流内可逆制冷机循环,导出了存在传热损失时,由一个吸热过程、一个放热过程和两个绝热过程组成的一类普适的定常流内可逆制冷机循环的制冷率、制冷系数、损失率、输出率和生态学性能,并由数值计算分析了循环过程对循环性能的影响特点。
Quantum degeneracy effect on the coefficient of performance from a Stirling refrigeration cycle;
量子简并对斯特林制冷循环制冷系数的影响
The influence of coefficient of performance(COP) and quantity of refrigeration(Qref)were investigated with evaporating temperature and final desor.
采用不同浓度磷酸溶液浸渍法改性ZSM-5沸石分子筛,测定温度为303 K时不同浓度改性试样的饱和吸附量,筛选出最佳改性试样并测定其吸附等温线;在此基础上对最佳改性试样进行制冷性能预测,采用D-A方程简略式进行吸附制冷模拟仿真,探讨冷凝温度、脱附温度对系统制冷系数(COP)及制冷量(Qref)的影响。
The experiment results show that the temperature difference between inlet and cold air outlet, the unit refrigeration and the coefficient of performance increases with the increase of the length of vortex tube under the same cold fraction with ambient temperature and inlet pressure of 0.
5Mpa的情况下,相同冷流率时,随着热端管长度的增加,涡流管的制冷温度效应、单位制冷量和制冷系数增加,而其制热温度效应无显著的规律;对同一热端管长的涡流管,随着冷流率的增加,涡流管的制冷温度效应、单位制冷量和制冷系数增加,且在冷流率为40%-50%时出现峰值,而制热温度效应随冷流率的增加而增加,在冷流率范围内未出现峰值。
Study on the Use-coefficient of Holistic Teaching Building in Universities
普通高校整体式教学楼使用系数研究
The binary system of numbers is used in digital computers.
数字计算机都使用二进制数字系统。
Skills for Application of the Macro Replacement Function of the Relational Data Base;
关系数据库中的宏替换函数使用技巧
Still odder is the numbering system of the computer uses.
计算机使用的计数系统就更奇特了。
Use this stencil to design object-relational databases.
使用该模具设计对象关系数据库。
Use a sun block lotion with sufficiently high sun factor.
使用防晒系数足够高的防晒乳液。
It provides an easy-to-use, high-level interface to relational data.
它提供易使用的高级关系数据库接口。
preferred alternative index
优先替换使用的合作系数
To Develop a Computer Numerical Control System with Modularize Industry Control Computer;
使用模块化工业计算机开发数控系统
Design and realization of the union use of different database;
异构数据库联合使用系统设计与实现
Usage Control Model for Digital Right Management
数字版权管理系统中的使用控制模型
Either of the digits 0 or 1 when used in the pure binary numeration system.
纯二进制记数系统中使用的数字1或0。同bit。
The Bevel Gear Parameter Design System by Using the Linking of the Extra Database
使用外部数据库连接的斜齿轮参数化设计系统
Specify the applicable procedure and the adjustment factor (in the currency used for bid evaluation, as applicable), as required.
规定适用程序和调整系数（用评标使用的货币）。
Multi-user: Computer system allowing multiple users access to the same machine, software and data files.
多用户:容许多个使用者使用同一机器、软件及数据档案的电脑系统。
Linux: Nonproprietary operating system (OS) for digital computers.
Linux操作系统:数字计算机使用的开放操作系统。
Talking medical use figure X string takes a photograph the system together with protection
浅谈医用数字X线摄影系统的使用与管理
They are now easy enough for users to learn to operate with out assistance.
在无人帮助下，数据库管理系统极易被使用者学习使用。
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