variable conditions

Analysis and numeric simulation of off-design flow field in centrifugal pump;

离心泵变工况流场分析及数值模拟

An off-design method of turbine blade based on multiobjective optimization;

基于多目标优化的透平叶栅变工况设计方法

Analysis of off-design flow fields in centrifugal pumps and hydrodynamic forces on impellers;

离心泵变工况流场及叶轮流体激振力研究

Performance analysis of an air-source heat pump water heater under variable conditions;

空气源热泵热水器变工况特性分析

Performance fitted equations establishment of scroll compressor under variable conditions;

变工况涡旋压缩机性能拟合方程的建立

Calculation for regulating fan speed in variable condition dust removing systems;

变工况除尘系统风机调速计算方法

Economic analysis of thermal system under off-design condition in large-scale coal-fired power unit;

大型火电机组热力系统变工况经济性分析

A new calculation method of the monitored section pressure and temperature is proposed based on steam turbine off-design condition principle and flugel formula,and a calculation example is given.

根据汽轮机变工况的原理以及弗留格尔公式,提出一种对汽轮机监视段压力与温度计算的新方法,并结合实例进行计算。

The capability of turbo-pump working in variable conditions is required and important for pump-pressurized variable thrust rocket engine and ramjet propulsion.

对于泵压式变推力发动机和先进的冲压发动机,需要涡轮泵变工况工作,涡轮泵变工况性能是该类发动机研究的一个重点。

The results compare well with previous experimental data and can describe accurately the performance of compressor under variable conditions.

结果表明,由该方法所建立的模型能够准确地描述变工况下滚动转子式压缩机容积效率等性能参数。

A better way to analyse the performance of variable conditions of absorption refrigerator is provided.

建立了热水型溴化锂吸收式制冷机数学模型 ,通过改变两个主要控制参数改变机组工况 ,对计算结果进行了三维可视化处理 ,直观地绘制出制冷量与控制参数之间的关系曲面 ,为变工况性能分析及变工况控制参数搭配方案的选择提供了一种更好的分析方

Study of pressure between stages calculational methods for pressure between stages of reciprocating compressor under variable operating condition;

活塞压缩机变工况下级间压力计算方法的研究

The Research on Thermodynamic Check Calculating Method and Experiment of 4M12 Oxygen Reciprocating Compressor under the Variable Operating Conditions;

4M12活塞式氧压机变工况运行的热力复算方法及试验研究

Taking 600 MW directly air cooled units as an example,a mathematical system model of directly air cooled units under variable operating conditions has been elaborated,considering pressure and heat dissipation loss of the exhaust pipe,as well as the pressure difference between burbine exhaust and condenser entrance,caused by the steam column concerned.

以600 MW直接空冷机组为例,考虑排汽管道的压损,排汽口和凝汽器入口间水蒸汽柱高度压差及排汽管对环境散热量,建立了直接空冷机组冷端系统变工况数学模型,编程计算并作出直接空冷机组冷端系统特性曲线,分析了空冷凝汽器压力及管道压损变化时的机组特性,对于空冷机组的经济运行具有一定的指导价值。

The characteristic of carbon dioxide trans-critical cycle with expander was analyzed at variable working condition.

分析了带膨胀机的二氧化碳跨临界循环变工况特性,发现它与传统的蒸汽压缩式制冷循环不同的特点:循环存在一个最佳排气压力使COP最大,且最佳排气压力对冷却器出口温度的变化比较敏感;随蒸发温度的下降,单位质量制冷量先增大后减小;COP随着吸气温度的增加呈现振荡变化,且振荡变化的总体趋势是降低,带膨胀机吸气过热为无效过热的系统安装回热器有助于COP的提高。

The different experiment results of variable working condition performances of.

给出了弯掠动叶和径向（常规）动叶旋转失速工况下流场的实验结果，论述了这两种叶片在变工况下的性能差异以及弯掠动叶对旋转失速特征参数的影响，进行了失速前后有关试验数据的对比分析，讨论了弯掠动叶引起旋转失速流场变化的机理及对流场的改善作用。

The experiments of variable working conditions on aerodynamic and aeroacoustic performance of axial fans with conventional (radial) rotating blades and skewed-swept rotatingblades carried out are dealt with in the present paper.

本文介绍了变工况下，两台具有相同几何参数（动叶弦长除外）的轴流试验风机进行的气动一声学性能的实验研究。

gas turbine off-design performance

燃气轮机变工况性能

Performance of Steam Turbine in Transient and off-Designed ?

汽轮机变工况运行特性

Analysis of Forging Compliance Process and Design of the Forging Simulator

锻造操作机变工况分析与工况模拟装置设计

Theoretical and Experimental Study on the Performance of an Air-Conditioner under Variable Conditions;

空调器变工况性能的理论与实验研究

The Investigation of Operating Property of Circulating Fluid Bed Boiler in Variable Conditions;

循环流化床锅炉变工况运行特性研究

The Variable Work Condition Economy Analysis of Power Plant Water-feeding Pump Steam Turbine;

电站给水泵汽轮机变工况经济性分析

The Numerical Analysis on Internal Flow Field of a Centrifugal Fan under Different Operating Conditions;

离心通风机变工况流动特性数值分析

Research of Regenerative Systems Variable Condition Character of Coal-fired Power Plant;

火电厂回热加热系统变工况特性研究

Gas ejector performance experiment for variable behaviors

天然气喷射引流装置变工况性能试验

Thermoeconomic Analysis of 600MW Condensing Power Plant in Off-design Conditions

600MW凝汽机组变工况热经济学分析

Study on Characteristics of 300 MW Direct Air-cooled Unit under Variable Operating Condition

300MW直接空冷机组变工况特性研究

Research on PG9171G gas turbine under variable working conditions

PG9171E型燃气轮机变工况特性研究

Homotopy Based Backtracking Method for Large-scale Process Simulations with Load Variation

大规模变工况流程模拟的回溯同伦法

VARIABLE CONDITION AND FAN SPEED REGULATION IN DUST COLLECTING SYSTEMS FOR SECONDARY FUME OF CONVERTERS

转炉二次烟气除尘变工况及风机调速

Influence of Gas Turbine Off-design Operating Conditions on the Performance of an IGCC (Integrated Gasification Combined Cycle) System

燃气轮机变工况对IGCC系统性能的影响

Experimental Investigation of Air Source Heat Pump Water Heater Under Variable Conditions

空气源热泵热水器变工况的实验研究

Analysis of hydraulic transient and transient condition test of pressure relief valve on long-distance pipeline

长输管道泄压阀水力瞬变分析及瞬变工况测试

The Work Process Imitation and Performance Analysis of Screw Compressor Off-design;

螺杆压缩机变工况工作过程模拟和性能分析