[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

Zheng et al., 2015 - Google Patents

Pressure pulsation characteristics and its impact on flow-induced noise in mixed-flow pump

Zheng et al., 2015

View PDF
Document ID
11807585348920547425
Author
Zheng Y
Chen Y
Mao X
Wang H
Shi W
Kan K
Zhang Y
Publication year
Publication venue
Transactions of the Chinese Society of Agricultural Engineering

External Links

Snippet

As a kind of pump with low head and large capacity, the mixed-flow pump is widely used in large quantities of fields including water conservancy and sewage system of municipal works and so on. The pressure pulsation and flow-induced noise of pump have become two …
Continue reading at www.ingentaconnect.com (PDF) (other versions)

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F04—POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/44—Fluid-guiding means, e.g. diffusers
    • F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps
    • F04D29/444—Bladed diffusers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F04—POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/54—Fluid-guiding means, e.g. diffusers
    • F04D29/548—Specially adapted for liquid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F04—POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/68—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers
    • F04D29/681—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F04—POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/44—Fluid-guiding means, e.g. diffusers
    • F04D29/445—Fluid-guiding means, e.g. diffusers especially adapted for liquid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F04—POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/2238—Special flow patterns
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F04—POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/669—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for liquid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F04—POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/18—Rotors
    • F04D29/181—Axial flow rotors

Similar Documents

Publication Publication Date Title
Zheng et al. Pressure pulsation characteristics and its impact on flow-induced noise in mixed-flow pump
Shi et al. Numerical investigation and experiment on pressure pulsation characteristics in a full tubular pump
Pei et al. Statistical analysis of pressure fluctuations during unsteady flow for low-specific-speed centrifugal pumps
Zheng et al. Effects of clearance flow on the characteristics of centrifugal pump under low flow rate
Zhang et al. Investigation on impeller radial force for double-suction centrifugal pump with staggered blade arrangement
Liu et al. CFD calculation of clocking effect on centrifugal pump
Jaiswal et al. Detection of cavitation through acoustic generation in centrifugal pump impeller
Si et al. Optimal design of submersible multistage pumps with low specific speed
Shi et al. Numerical simulation on cavitating characteristic in impeller of axial-flow pump
Zhang et al. Characteristics of tip leakage vortex cavitation in axial flow pump at small flow rate condition
Yang et al. Simulation and analysis of unsteady pressure fluctuation in hydraulic turbine
Tan et al. Effects of blade number on flow induced vibration and noise in centrifugal pump
Wang et al. Numerical simulation and validation of effects of blade inlet angle on performance of pump-as-turbine
Guo et al. Anti-cavitation performance of a splitter-bladed inducer under different flow rates and different inlet pressures
Li et al. Influence of U-tube type casing treatment on pressure fluctuations of a centrifugal pump at low flow conditions
Cao et al. Distribution of unsteady pressure in multistage centrifugal pump
Wu et al. Study on unsteady pressure pulsation and vibration characteristics of in-line circulator pumps
Jiang et al. Numerical simulation and validation of influence of end clearance in half vane diffuser on hydraulic performance for centrifugal pump
Lu et al. Effect of clocking position of inducer on hydraulic characteristics of centrifugal pump
Zhang et al. Characteristic analysis of pressure fluctuation in a three-stage rotodynamic multiphase pump
Zhang et al. Experiment and impeller and volute matching optimization of high-head submersible sewage pump
Zhou et al. Numerical investigation of pressure fluctuation and rotor-stator interaction in a multistage centrifugal pump
Li et al. Numerical analysis of transient flow in centrifugal pump at off-design conditions
Zheng et al. Influences of staggered blades on hydrodynamic performance of three-channel volute centrifugal pump
Zhang et al. Numerical investigation on cavitation performance for centrifugal pumps with different impeller inlet geometry