The loss model and the efficiency model of the axial-flow fan were established to optimize parameters and to estimate design rationality.
建立了轴流风机损失模型进行参数优化，根据轴流风机效率模型来判定设计参数的合理性。
Meanwhile, axial-flow fan has superiority in decreasing humidity, reducing ventilation cost and increasing ventilation efficiency and so on.
轴流风机通风降温在减少水分丢失、降低通风费用、提高通风效率等方面更能体现其优越性。
The device combined with the rotary actuator, mesh belt, radiator, axial-flow fan, automatic controller and body. The mesh belt have three ladder configuration.
设备由传动装置、网带、散热器、轴流风机、自动控制器、箱体组成。
An experimental investigation of effects of two kinds of streamwise-grooved blades on the performance of an axial-flow fan was performed on an axial fan test rig.
在低速轴流风扇实验台上，通过对比测量光滑转子叶片、两种表面具有流向沟槽的非光滑转子叶片风扇的气动性能，研究了叶片沟槽面对风扇气动性能的影响。
Based on the interpolation-type static model, the realtime dynamic simulation model of the axial-flow fan is set up using the relevant laws and principles of funs.
在插值型静态模型的基础上，依据风机的有关定律和原理，建立了轴流风机的动态实时仿真模型。
The engineering practice shows that the model is easy to use and can reflect the axial-flow fan′s real static and dynamic performance better than the erstwhile purely experiential model.
工程实际应用表明：该模型易于使用，静态和动态变工况性能与原经验型仿真模型相比，能更好地反映实际风机的特性。
A numerical simulation of the three-dimensional steady flow field in the whole flow field, from the inlet of the collector to the outlet of the diffuser, a 2k70 axial-flow fan is performed.
针对2k70型轴流式通风机从集流器进口到扩散器出口的内部三维全流场做了定常的数值模拟。
The working principle and key parameters of the blade separator were introduced, and tests on the performances of adding the separator on the contra-rotating axial flow fan were carried out.
介绍了叶片分离器的工作原理和关键参数，并对加装了叶片分离器的对旋轴流风机进行了性能测试试验。
Axial flow fan is the main ventilation device presently. This paper introduces the application of axial flow fan, settles saving energy problem and air regulation problem.
目前轴流式通风机在煤矿是普遍的主通风设备，文章阐述了变频器在轴流式风机中的应用，以解决主扇调整风量和节能降耗的问题。
Surge is a frequent problem in large axial flow adjustable suction fan.
喘振是大型轴流可调式引风机经常出现的问题。
DWZ development of the series, axial flow fan rotor with the world's advanced level.
开发的DWZ系列外转子轴流风机具有世界先进水平。
Good reservoir mainly includes sublacustrine fan-in-fan braided channel sand body and axial gravity flow channel sand body.
好的储集体主要有湖底扇中扇辫状水道砂体和轴向重力流水道砂体。
A high speed camera is used to measure the motion characteristics of particles in an axial flow fan.
利用高速摄影技术对轴流风扇内部粒子的运动特性进行了测量。
In the oil cooling system of a high performance helicopter, the low mass flow, high rotating speed and small size axial flow fan design is a key task.
小流量、高转速、小尺寸轴流风扇的设计是高性能直升机滑油冷却系统的关键技术之一。
Adopting fluent software, the inner flow of the axial flow fan in aircondition is simulated, the influence of different simplified models is discussed.
用三维流场计算软件，对空调用轴流风扇的内部流动特性进行了数值模拟计算，讨论了不同的简化模型对计算结果的影响。
Erosion of the blade by the solid particle of the smoke and gas is the major problem of axial flow fan, which may make axial flow fan reduce power and even stop working.
轴流式引风机的失效形式主要表现为烟气中的固体颗粒对轴流式引风机叶片的冲蚀磨损，轴流式引风机叶片的失效会导致出力效率降低甚至停机。
Business Scope: centrifugal fan; hot air circulation fan; axial flow fan; various furnace blower and ventilation equipment.
经营范围：离心式风机；热风循环风机；轴流风机；各种炉窑风机及通风设备。
The result is that from inlet to outlet of the blade channel, Axial fan blade effected on air flow is a gradually changed process of energy transmitting.
结果表明，从叶道的进口到出口，轴流通风机叶片对气流的作用是一个渐变的能量传递过程。
The paper also briefly introduces the design for a fan with new structure of axial-flow vs.
并简介了一种积木块式轴流-对旋新型结构风机的设计。
By means of numerical simulation, the research on inner-flow of mining contra-rotating axial flow fan working under low flow rate condition was made.
通过数值模拟手段，对一矿用对旋式轴流式通风机小流量工况内部流动进行了深入研究。
Through analysing the trouble axial-flow type fan occurs for circling unbalance, this paper puts forward some effective methods to extend the using life of fan.
通过对轴流风机转动失衡故障原因的分析，提出了有效的处理方法，延长风机使用寿命。
WT35-11 comes as an axial-flow roof fan that features low and medium levels of pressure and heavy wind flow and can be geared to the needs of blowing, exhaust and double-rotation reversible mode.
WT35-11型为屋顶轴流式通风机，该风机为中低压大流量风机，可设计成送风、排风或双旋转可逆式。
When auxiliary fan without enough pressure used in shaft construction, it was possible to lead gas concentration. The powerful axial flow auxiliary fan may solve the problem.
建井期间未构成全风压通风系统时，通常采用局扇供风，往往造成瓦斯积聚，为此选用轴流式大功率局部扇风机供风，是解决长距离通风的最佳选择。
A reversible axial flow fan is required to run with high aerodynamic performance both in forward direction and in backward direction.
可逆风机在正向与反向送风时，都希望具有良好的气动性能。
The performance parameters shall frequently be regulated during the operation of the axial flow fan because of different requirements for its technical performance.
轴流式风机在运行过程中，由于对技术性能的要求不同，需要经常调节性能参数。
The impeller of LGY axial flow fan adopts high-quality aluminium alloy, and has the characteristics of light weight, high-temperature resistance, rust protection and corrosion resistance.
lgy轴流风机叶轮采用优质铝合金为材料，具有重量轻、耐高温、防锈抗腐蚀等特点。
The working principle and key parameters of the blade separator were introduced, and tests on the performances of adding the separator on the contra-rotating axial flow fan were carried out.
通过对对旋式轴流通风机小流量特性的分析，并利用实验验证分离器能够控制和改善对旋风机小流量内部流动特性，从而获得叶片分离器设计和使用的一些关键技术。
The electric fan on the ventilation window consists of two axial flow blowers which can rotate forwards and backwards.
所述的通风窗口上安装有并排的二只轴流风机构成的、可正反转的电风扇；
Abstract: the vibration increasing of adjustable vane double-stage axial flow fan caused by the rotors mass unbalance for the vane abrasion in long period running is a main malfunction.
摘要：针对动叶可调双级轴流风机长期运行中叶片磨损造成转子质量不平衡，引起风机振动增大的问题。
Abstract: the vibration increasing of adjustable vane double-stage axial flow fan caused by the rotors mass unbalance for the vane abrasion in long period running is a main malfunction.
摘要：针对动叶可调双级轴流风机长期运行中叶片磨损造成转子质量不平衡，引起风机振动增大的问题。
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