The diffuser of mine main fan is a device to use reducing velocity pressure of outlet, increase static pressure and recovery kinetic energy.
矿井主扇扩散器是用来降低出口速压以提高风机静压而回收风机出口动能的装置。
The diffuser of mines main ventilator is a device to reduce kinetic pressure at outlet, raise static pressure of ventilator and recover kinetic energy at outlet.
矿井主扇扩散器是用来降低出口动压以提高风机静压而回收风机出口动能的装置。
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。
Firstly, the vortex noise can be reduced mainly through the optimization of the geometric parameters of the impeller and volute and installing a rotation diffuser in the outlet of the impeller.
首先，对于多翼离心风机涡流噪声的降噪，主要通过优化叶轮、蜗壳的结构几何参数和在叶轮出口加装旋转扩压器等方式进行。
Under the same impeller outlet speed, the flow speed of blade diffuser is faster than the vaneless one. The average flow field at impeller outlet trends to uniform.
在相同叶轮出口速度下，叶片扩压器比无叶扩压器中气流速度下降迅速，叶轮出口处平均流场趋于均匀。
The hydraulic section consists of the inlet and outlet nozzles, casing, flange, impeller, diffuser, pump shaft, pump bearing, thermal barrier and thermal barrier heat exchanger.
水力部件由以下组成：出入口管，壳体，法兰，叶轮，导叶，泵轴，泵轴承，热屏和热屏热交换器。
The hydraulic section consists of the inlet and outlet nozzles, casing, flange, impeller, diffuser, pump shaft, pump bearing, thermal barrier and thermal barrier heat exchanger.
水力部件由以下组成：出入口管，壳体，法兰，叶轮，导叶，泵轴，泵轴承，热屏和热屏热交换器。
应用推荐