1、

Numerical Simulation of a Cooled Turbine Curved Cascade Flow Field with Variable Specific Heat Being Taken into Account

考虑变比热的冷却涡轮弯曲叶栅流场的数值模拟

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2、

Constant Flow Hydraulic System to Variable System for Energy efficiency

集中空调水系统的变流量节能改造

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3、

This paper presents the characteristic design of the constant flow variable vane pumps.

本文讨论了稳流式变量叶片泵的特性设计;

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4、

The effects of cell temperature, cathode pressure and oxygen flow rate on the dynamic response of a liquid feed direct methanol fuel cell under variable loading cycles were investigated experimentally.

在不同负载下,实验研究了电池温度、阴极侧压力及氧气流量对液相进料直接甲醇燃料电池动态响应的影响。

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5、

A two dimensional mathematical model for ingot solidification has been established and new methods such as revised temperature recovery method, mean boundary radiation thermal flow and variable time-step length by zone have been applied in this paper.

本文建立了钢锭冷凝过程的二维数学模型,采用了修正温度回升法、平均边界辐射热流、分区变时间步长等新方法。

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6、

To realize the parameterized module, we build template analysis process at first, then arrange corresponding log document, introduce parameterized variable, and apply program flow control command of APDL such as judgement statement and loop statement.

先建立模板分析过程,然后整理对应的log文件,引入参数化变量,运用APDL的判断和循环等流程控制命令,实现电梯分析系统的参数化模块。

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7、

Dynamic Analysis of Thermodynamic Stability in Variable Water Flow HVAC System

变流量空调水系统热力稳定性动态分析

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8、

8D large-sized centrifugal fan was conducted in three respects: outlet throttle regulation, flow-guide regulation and variable speed regulation. Noise characteristic curves under off-design conditions were obtained.

8D大型离心式风机分别进行了出口节流调节、导流器调节和变速调节3种方式下的噪声特性实验研究,得到了变工况下的噪声特性曲线。

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9、

This paper analyses the flow characteristics of the variable axial piston pumps through flow pulsation resource, putting forward a method to reduce the reduction of pressure pulsation and the test result of a pump.

分析了变量轴向柱塞泵的流量特性,从该类泵流量脉动源出发,提出了减少泵压力脉动双幅值误差的方法.给出了该类泵减小压力脉动的数学模型及某泵的试验结果。

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10、

In hydraulic systems, the flow rate of the fluid may be considered as a through variable, and the pressure causing the flow may be the across variable.

在水利学系统中,流体的流速可考虑作流通变量,而引起流动的压力可考虑作跨接变量。

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11、
13、

The Mathematical Analysis for the System of Variable Head Standard Device for Large Flow Rate

变水头大流量标准装置系统的数值分析

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14、

Now variable message sign ( VMS) is regarded as the most fundamental and common platform to publish traffic flow guidance messages, lots of VMSs have been installed along both sides of the road.

目前,可变情报板作为最基础、最常用的诱导信息发布平台被大量安装在道路两侧。

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15、

Calculation for effect of variable specific heat capacity on nozzle flow field and performance

变比热容对喷管流场和性能影响的计算

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16、

In this paper, we describe the static and dynamic characteristics of steady flow variable vane pump, and compute the average regulative inner force on this pump, then put forward how to determine the structure parameters rationally.

对稳流式变量叶片泵的静、动态特性及其调节内力进行分析与研究,提出合理确定泵的结构参数的方法。

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17、

Energy Saving Analysis and Control of Frequency Conversion Variable Water Flow System

变频变流量系统的节能分析与控制

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18、

Numerical Simulation of Inner Flow Field of a Pintle Injector Variable Thrust Rocket Engine

针栓式变推力火箭发动机内流场数值仿真研究

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19、

The factors that influence the whole efficiency of ventilating system adopting adjustment to variable air mass flow and friction were investigated.

对采用变流量、变阻力调节式通风系统整体效率的影响因素进行了探讨。

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20、

It also gives out a variable coefficient density compensation formula used for measurement of mass flow of the low pressure saturated steam, and the features of this formula.

给出了一个用于低压饱和蒸汽质量流量测量的变系数密度补偿式和该补偿式的特色。

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