Three measures of sludge(mixed liquid) return(pump-lift,impeller-lift and air-lift) about nitrogen and phosphorus removal processes are introduced and analyzed.
简要分析了脱氮除磷工艺三种污泥(混合液)回流方法(泵提升法,叶轮搅拌提升法和空气提升法)各自的特点,并认为由于叶轮搅拌提升法和空气提升法便于实现构筑物一体化,可以简化工艺流程,节省基建投资,而且能耗低,操作简单,在拟建的中小规模污水处理厂中具有良好的应用前景。
Tool-path planning for rough machining of impeller in 5-axis machine tools;
五坐标加工整体叶轮粗加工刀位规划
Reverse engineering design of submersible mixer's impeller based on Surfacer and Pro/Engineer;
基于Sufacer和Pro/E的潜水搅拌器叶轮反求设计研究
Inspecting defects inside impeller of electric submersible pump by fluid pressure loss measurement method;
流体压力损失法检测电潜泵叶轮缺陷的研究
semirotary pump
半回转泵, 叶轮泵
Whirlpool Qibeng the impeller similar large gas turbines impeller.
漩涡气泵的叶轮类似庞大的气轮机的叶轮。
In the lobed impeller the measuring chambers are the space between the lobes and the meter housing.
叶轮式测量室是叶轮和流量叶壳体间的空间。
impeller clearance
叶轮间隙;叶片间隙;导向叶片与工作叶片的间隙
impeller tumble abrasion testing machine
叶轮翻滚耐磨测试机
impeller thrust-total thrust ratio
叶轮推力与总推力比
impeller-diffuser clearance
(浮选机) 叶轮扩散器间隙
Gas Dynamics of Turbomachinery ?
叶轮机械气体动力学
The vanes are made of structural angle iron.
叶轮可用角钢制成。
impeller for fans, gas pumps or compressors
风扇、气泵或压缩机叶轮
impeller eye area
叶轮中心进口能道面积
fluid dynamics of turbomachine
叶轮机械流体动力学
The Casting Technology of 1400s18 Pump Impeller;
1400s18大泵叶轮的铸造工艺
disc ,rotor (with or without fins) for turbojet engines
叶轮（带或不带叶片）,用于涡轮喷气发动机
As iong as the pump turns faster than the turbine the torque is increased.
只要是驱动叶轮转得比被动叶轮快扭力就增加。
The Research on CAD/CAM Integrate of Impeller Blade in Centrifugal Pump;
离心泵叶轮叶片CAD/CAM的集成
Fracture Failure Analysis on Primary Impeller Blades of Vertical Air Compressor
立空压机一级叶轮叶片断裂失效分析
INFLUENCE OF ROOT FILLET ON THE AERODYNAMIC PERFORMANCE OF CENTRIFUGAL IMPELLER
叶根倒角对离心叶轮气动性能的影响