通风效率

本文引用了通风效率，通过比较三维速度场，温度场和CO2分布情况来得出三种通风方式的各自特点，从而突出置换通风方式在空气品质、热舒适性、节能和通风效率上的优势。

This paper incites the concept of ventilation efficiency , and compares the three dimensional velocity fields , temperature fields and concentration fields to conclude the respective character and at last to pop out the advantage of the displacement ventilation on supplying better air-quality , ventilation efficiency and saving energy .

通风效率性能参数在通风设计中应用的探讨

Study on Application of Ventilation Efficiency Indices in Ventilation System Design

基于模拟结果，分析了人体移动对室内环境参数、通风效率、贡献率的（CRP）等指标的影响，其结果对于安装人员的工作环境的改善具有一定意义。

Based on simulation results , the influences of human motion on indoor environment , VOCs dose , ventilation effectiveness , contribution ratio of pollution source ( CRP ) index were analyzed . The research result can be used to improve their working environment .

室内通风效率及污染物治理的研究

Study of Indoor Ventilation Effectiveness and Airborne Pollutants Control

通风效率在通风量计算中的应用

Application of Ventilation Efficiency in Calculating Ventilation Rate

通风效率的规律性问题

Problems related to regularity of ventilation efficiency

论通风效率

On the Efficiency of Air Conditioning

与单一房间相比，隔断结构降低了两相连房间自然通风效率。

Partition structure decreased the natural ventilation efficiency of the connected rooms compared with the single room .

本课题将从风口入手，进一步寻求提高自然通风效率的方法。

This paper will pay attention to inlets and outlets to improve the efficiency of natural ventilation .

对有关文献中的实验和模拟计算数据进行了回归分析，获得了通风效率特征方程式的一种具体形式。

Concludes a concrete form of the criterion equation of ventilation efficiency by the regression analysis of the experimental and numerical simulation data in literatures .

根据大量的实验资料，分析提出了影响通风效率的若干复合因素，得出了预测置换通风效率的经验式。

Based on experimental data , puts forward a series of compound factors influencing ventilation effectiveness , and develops empirical formulas for predicting the ventilation efficiency .

热压和风压相互加强作用时，分析其自然通风效率与单一房间自然通风效率的差异。

In the case of buoyancy force assisted by wind , the difference of natural ventilation efficiency between the single room and the connected rooms was analyzed .

通过射流增压和隧道通风效率的理论分析及实例计算，表明该方法可使射流增压有显著的提高，最高达到54.8%。

Through theoretical analysis and example calculation , Indicated this method may enable the jet flow pressurization to have a remarkable enhancement , achieves 54.8 % high .

文章通过在职业卫生评价时所需通风效率等参数的考核要求，引出了对风速、风压的测量；

According to the examination requirement for aeration efficiency while estimating the occupation health , the measurement of wind speed and wind pressure is educed in this paper .

结果表明，在一定送风量和送风参数下能够满足舒适性要求，且具有较明显的节能效果，通风效率为1.7~3.2。

The results show that the comfort can be satisfied under appropriate supply parameters and there is obvious effect on energy saving , the ventilation efficiency can be 1.7 ~ 3.2 .

用平均量纲一过余温度和通风效率（待定综合量）与其他已定综合量确定了室温垂直分布特征的表达式。

Presents the equation of the characteristics of air vertical temperature distribution using the mean dimensionless excess temperature and ventilation efficiency as undetermined group and the other groups as determined ones .

本软件系统通过这些功能的集成，有利于提高矿井通风效率，使矿井通风系统达到简单、可靠、安全、经济的目的。

The visualization system is in favor of improving the efficiency of mine ventilation by integrating these functions , and making ventilation system simpler , more reliable , safer and more economical .

室内通风效率的研究，对于全室通风或空调的设计效果都有着重要意义，众多研究表明它与室内空气品质有直接的关系。

The research of the ventilation efficiency is great important to the design of ventilating and air-conditioning engineering . many researches show that the Indoor Air Quality have close relation to the ventilation efficiency .

一个设计良好的下送风空调系统具有改善热舒适性、通风效率和室内空气品质，减少能耗、建筑周期花费和层高等优点。

A well-designed underfloor air distribution system can provide such benefits as improving thermal comfort , ventilation efficiency and indoor air quality , reducing energy use , life cycle building costs and floor-to-floor height in new constructions .

为了提高客舱内空气品质，引入了空气龄的概念并给出了由客舱内典型点的示踪气体的浓度求空气龄及通风效率的方法。

For improving the air quality , the concepts of age of air are introduced and the solutions of age of air and ventilation efficiency are obtained by using tracer gas concentration of typical points of the cabin .

用通风系统效率原则选择通风机设备

Principles for Choosing a Blower with Effi-Ciency of the Ventilate System

通风机效率测算误差分析

Analysis of Errors in Measurement and Calculation of Fan Efficiency

温差法测量通风机效率的探讨

Inquiries into the Thermodynamic Method for Measuring Ventilator Efficiency

置换通风通风效率的分析与应用；

Determination and application of the ventilation efficiency of a displacement ventilation system ;

提高煤矿主通风机效率的途径及措施

The Way and Measure for Improving Efficiency of the Main Fan in Coal Mine

提高轴流式通风机效率的技术措施

Technical Measures Improving the Efficiency of Axial Fan

探讨了通风机效率测算过程中的构造误差、原理误差和动态误差的来源及影响程度；

Abstract The sources and affecting degree of errors in construction , principle and dynamics during the measurement and calculation of fan efficiency was studied .

介绍了气隙转矩法的工作原理，给出了通风机效率现场测试系统的硬件组成，并阐述了效率测试过程。

Has introduced the principle of the air-gap torque method , give the hardware of the ventilator efficiency testing system and illustrated the efficiency testing process .

分析了煤矿主通风机效率低的原因，提出了提高风机本体的工作性能、改造附属设备、合理选择驱动电机机型及提高安装质量、及时检修等四项措施。

The cause of low efficiency of main fan in coal mine is analyzed . The four measures of rising the fan working performance , improving its auxiliaries , reasonably selecting the type of driving motor , rising the mounting quality and overhaul in time etc are put foward .

本文借助先进CFD技术，寻找一条提高通风机设计效率、改进设计方法、降低设计成本的途径。

The thesis manages to search a way to increase efficiency of designing fans , improve design method , reduce design cost under the help of advanced CFD technology .