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- The upstream and downstream flowfields of a straight blade inlet guide vane (IGV) for a centrifugal fan were measured with a five-hole probe. 摘要为了改进风机调节门的性能和作用,采用五孔探针对平板直叶片调节门前后的流动进行了详细的测量,得到了流动参数沿流动方向的衰减变化规律。
- In order to design a new model centrifugal fan with high performance, a new slotted technique on splitter blade used for impeller design in centrifugal fans was presented. 为高性能新型风机设计进行了应用技术研究,提出在离心风机叶轮设计中采用长短叶片开缝的新技术。
- Vibration Isolating Study on a Centrifugal Fan Noise Controlling System used in a. 风机风井噪声治理隔振研究。
- Full aluminium evaporator,stainless steer centrifugal fan motor, longevity and high effect. 全铝合金蒸发器,不锈钢离心风机冻结效率高,装置寿命长。
- An Experimental investigation on the flow fi el d in vaned diffuser of a centrifugal fan has been conducted using Laser Doppler Velocimeter (LDV). 利用激光多普勒测速仪(LDV)测量了离心风机叶片扩压器的内部流场。
- B.J. Tsai and C.L. Wu, "Investigation of a miniature centrifugal fan," Applied Thermal Engineering, vol. 27, no. 1, 2007, pp. 229-239. 黄朝玮,双吸入后倾式离心风机数值与实验整合研究,硕士论文,国立台北科技大学冷冻空调工程研究所,台北,2006。
- Neise W. and Koopman G. H., "Reduction of Centrifugal Fan Noise by Use of Resonator", Journal of Sound and Vibration, Vol.73, No.2, pp. 297-308, 1980. 洪宗扬,"后倾式离心风机之噪音研究",国立台湾工业技术学院硕士论文,1996年。
- The impeller inlet prewhirl flow in a HW-G1 centrifugal fan has been measured by means of the three-hole probe and micropressure gauge. 结果表明该离心风机叶轮进口存在预旋,且预旋沿周向和轴向分布都不均匀。
- The temperature of storehouse was reduced by grain cooling machine first, then the temperature of soybeans was reduced by centrifugal fan. 当谷物冷却机把仓温降低到一定程度后,开启离心通风机对粮桩进行通风,进而降低粮温。
- It employs strong absorbing strength of centrifugal fan to pick up scatted feathers on the ground, to reemploy and keep ground clean. 吸毛车是利用离心鼓风机高速旋转产生的强大吸力来拾捡地上散落的轻盈羽毛,以便重新利用和保持车间地面的干净.;整洁。
- A case of field balancing of a centrifugal fan is presented to show the method to determine the trial counterweight for balancing. 介绍某电厂的增压风机转子现场动平衡过程中试重大小及配重方案的选取方法。
- Luo Sheng,Qi Datong,Zhao Furong,et al.Measurement and analysis of impeller inlet prewhirl flow in a centrifugal fan[J].Fluid Machinery,2002,30(8):6-7. [7]罗晟;祁大同;赵复荣;等.;离心风机叶轮进口预旋的测量和分析[J]
- Still, in low wind speed areas, the performance of modern multi bladed wind wheels cannot be matched by any other design. 但是,在低风速区域,现代的多叶片风车的工作性能是无与伦比的。
- Keywords Centrifugal fan Blade Wearlessness Hot spraying Welding; 离心式通风机;叶片;耐磨;热喷涂;焊接;
- The three-dimensional unsteady flow field in a centrifugal fan is numerically simulated,where Navier-Stockes equations are adopted and RNG k-epsilon turbulence model is chosen. 此外,还尝试运用一种新的方法,即不用求解声场而直接依据非定常流场中的静压脉动分析了蜗舌处主要气动噪声源的位置及其成因。
- The objective of the study is to investigate the vibration and noise characteristics of hydrodynamic journal bearing with herringbone groove use for centrifugal fan. 摘要:本研究以实验分析含人字形沟槽之液体动压颈轴承应用于离心散热风扇的振动与噪音特性。
- Introduced the noise classification and the mechanism of centrifugal fan in the rubber industry, and analyzed the conversion of centrifugal fan noise level. 介绍了橡胶工业用离心风机的噪声分类及噪声机理,分析了离心风机噪声级的换算。
- Main type has: Axis of series of T35-11 of centrifugal fan circulates F4-72-11 set series of SJ6 of of fan of housetop of fan DWS-85-6 series is inclined shed fan to wait. 重要机器型号有: F4-72-11系列离心风机 T35-11系列轴流风机 DWS-85-6系列屋子顶风机 SJ6系列斜流风机等。
- Finally, Green function in the cylindrical cavity space was presented, and the aeroacoustic solution in the centrifugal fan was deduced in time-domain by using the Green function. 利用该函数对离心风机内部由旋转叶轮产生的气动声场进行了时域求解并给出了理论解方程。
- multi blade fan 多叶片风扇