Products include various types of centrifugal blower, centrifugal and axial-flow ventilator, Roots Blower, sewage treatment and other environmental dedicated fan, stainless steel, glass steel, titanium, plastics, rubber lining different materials such as special fan, the Class Muffler, acoustic enclosures, environmentally friendly equipment.
产品包括各类离心式鼓风机、离心式和轴流式通风机、罗茨鼓风机、污水处理等各类环保专用风机、不锈钢、玻璃钢、钛材、塑料、衬胶等不同材质的特种风机、各类消音器、隔声罩、环保设备。
Flow Field Analysis of Centrifugal Ventilator of DF_ (8CJ) AC Drive Diesel Locomotive
DF（8CJ）型交流传动内燃机车离心式通风机的流场分析
Centrifugal ventilator was taken as the object of study. Make use of the advanced test method and the equipment and test the aerodynamic parameter and the noise of ventilator. Obtained the aerodynamic property and the noise spectrum of ventilator and analysed the test result.
以离心式通风机为研究对象，采用先进的测试手段和设备，对离心式通风机空气动力参数和噪声进行测试，得出通风机的空气动力特性和噪声频谱特性，并对测试结果进行了分析。
The utility model relates to a centrifugal dust removing ventilator, belonging to the technical field of mechanical engineering.
离心除尘通风机属于机械工程技术领域。
A special CAD system for the centrifugal type ventilator was developed.
研制开发了离心通风机的专用计算机辅助设计系统。
By analysis to sound source of centrifugal ventilator, the paper discusses generant mechanism of pneumatic noise, then noise decreasing method is offered. The measure put emphasis on improving structural parameter of ventilator, which has guidance sense for production.
通过对离心风机噪声源的分析，探讨了气动噪声产生的机理，从而提出了降噪方法，其降噪措施主要是从改进风机本身结构参数入手，对生产实际具有一定的指导意义。
This article also in detail introduce the principle of the centrifugal ventilator`s work in detail, the structural style and the main sparepart, which analys the design of the structure of the key impeller and lamina, and give the simple explanation on how to select the materialof ventilator.
本文还详细的介绍了离心式通风机的工作原理、结构形式和主要零部件，对本设计的重点叶轮和叶片的结构设计进行了分析，对离心式通风机的材料选取也进行了简单的说明。