The three-dimensional simulation model of the spiralinlet duct of a diesel engine is created with the FIRE software, and CFD simulation of inlet flow is carried out.
利用FIRE软件建立了某柴油机螺旋进气道的三维仿真模型，对进气流动进行了CFD模拟计算。
2
The water filling and pressure maintaining system mainly included: pressure pump and its control device, blockage end at the spiral case inlet, sealing ring on the stay ring of turbine, etc.
蜗壳内充水保压系统，主要包括加压水泵及其控制装置、蜗壳进口闷头、座环密封环等组成。
3
The water inlet of spiral axle and axle head adopt pig iron cover for wear proofing and long life operation. The lifting equipment has two types, manual control and electric control.