CN105889136A - 一种用来降低离心泵内部压力脉动的离心泵改进方法 - Google Patents
一种用来降低离心泵内部压力脉动的离心泵改进方法 Download PDFInfo
- Publication number
- CN105889136A CN105889136A CN201610254581.0A CN201610254581A CN105889136A CN 105889136 A CN105889136 A CN 105889136A CN 201610254581 A CN201610254581 A CN 201610254581A CN 105889136 A CN105889136 A CN 105889136A
- Authority
- CN
- China
- Prior art keywords
- centrifugal pump
- impeller
- pressure
- spiral case
- frequency domain
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- 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
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- 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
- F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/17—Mechanical parametric or variational design
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Geometry (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computational Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Computer Hardware Design (AREA)
- Evolutionary Computation (AREA)
- Control Of Non-Positive-Displacement Pumps (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610254581.0A CN105889136B (zh) | 2016-04-22 | 2016-04-22 | 一种用来降低离心泵内部压力脉动的离心泵改进方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610254581.0A CN105889136B (zh) | 2016-04-22 | 2016-04-22 | 一种用来降低离心泵内部压力脉动的离心泵改进方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105889136A true CN105889136A (zh) | 2016-08-24 |
CN105889136B CN105889136B (zh) | 2018-01-16 |
Family
ID=56704401
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610254581.0A Active CN105889136B (zh) | 2016-04-22 | 2016-04-22 | 一种用来降低离心泵内部压力脉动的离心泵改进方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN105889136B (zh) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106354980A (zh) * | 2016-10-11 | 2017-01-25 | 江苏大学镇江流体工程装备技术研究院 | 一种正转水泵工况下泵外特性数学模型构建方法 |
CN106704255A (zh) * | 2017-02-08 | 2017-05-24 | 中国农业大学 | 离心泵、方便测量离心泵叶片压力脉动的叶轮 |
CN106934134A (zh) * | 2017-03-01 | 2017-07-07 | 兰州理工大学 | 一种用于表征离心泵空化非定常强度的方法 |
CN110135272A (zh) * | 2019-04-19 | 2019-08-16 | 中国农业大学 | 离心泵压力脉动宽带频的定量识别方法 |
CN114925481A (zh) * | 2022-06-30 | 2022-08-19 | 江苏大学 | 一种基于能效指标的水力模型库离心泵性能提升方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06348686A (ja) * | 1993-06-07 | 1994-12-22 | Kobe Steel Ltd | 配管系における圧力脈動の低減のためのオリフィス選定方法 |
CN101017515A (zh) * | 2007-02-12 | 2007-08-15 | 三峡大学 | 水电站水力学的水流精细模拟方法 |
CN103093056A (zh) * | 2013-02-04 | 2013-05-08 | 戴会超 | 一种水电站水轮机设计的优化系统及方法 |
CN103306985A (zh) * | 2013-06-20 | 2013-09-18 | 江苏大学 | 一种低比速离心泵低噪声水力设计方法 |
CN105260580A (zh) * | 2015-11-25 | 2016-01-20 | 哈尔滨电机厂有限责任公司 | 一种确定混流式水轮机尾水管压力脉动幅值的方法 |
-
2016
- 2016-04-22 CN CN201610254581.0A patent/CN105889136B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06348686A (ja) * | 1993-06-07 | 1994-12-22 | Kobe Steel Ltd | 配管系における圧力脈動の低減のためのオリフィス選定方法 |
CN101017515A (zh) * | 2007-02-12 | 2007-08-15 | 三峡大学 | 水电站水力学的水流精细模拟方法 |
CN103093056A (zh) * | 2013-02-04 | 2013-05-08 | 戴会超 | 一种水电站水轮机设计的优化系统及方法 |
CN103306985A (zh) * | 2013-06-20 | 2013-09-18 | 江苏大学 | 一种低比速离心泵低噪声水力设计方法 |
CN105260580A (zh) * | 2015-11-25 | 2016-01-20 | 哈尔滨电机厂有限责任公司 | 一种确定混流式水轮机尾水管压力脉动幅值的方法 |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106354980A (zh) * | 2016-10-11 | 2017-01-25 | 江苏大学镇江流体工程装备技术研究院 | 一种正转水泵工况下泵外特性数学模型构建方法 |
CN106354980B (zh) * | 2016-10-11 | 2019-08-02 | 江苏大学镇江流体工程装备技术研究院 | 一种正转水泵工况下泵外特性数学模型构建方法 |
CN106704255A (zh) * | 2017-02-08 | 2017-05-24 | 中国农业大学 | 离心泵、方便测量离心泵叶片压力脉动的叶轮 |
CN106704255B (zh) * | 2017-02-08 | 2018-12-14 | 中国农业大学 | 离心泵、方便测量离心泵叶片压力脉动的叶轮 |
CN106934134A (zh) * | 2017-03-01 | 2017-07-07 | 兰州理工大学 | 一种用于表征离心泵空化非定常强度的方法 |
CN106934134B (zh) * | 2017-03-01 | 2019-04-26 | 兰州理工大学 | 一种用于表征离心泵空化非定常强度的方法 |
CN110135272A (zh) * | 2019-04-19 | 2019-08-16 | 中国农业大学 | 离心泵压力脉动宽带频的定量识别方法 |
CN110135272B (zh) * | 2019-04-19 | 2020-12-25 | 中国农业大学 | 离心泵压力脉动宽带频的定量识别方法 |
CN114925481A (zh) * | 2022-06-30 | 2022-08-19 | 江苏大学 | 一种基于能效指标的水力模型库离心泵性能提升方法 |
Also Published As
Publication number | Publication date |
---|---|
CN105889136B (zh) | 2018-01-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN105889136A (zh) | 一种用来降低离心泵内部压力脉动的离心泵改进方法 | |
Zhang et al. | Unsteady flow analysis and experimental investigation of axial-flow pump | |
Pei et al. | Numerical analysis of periodic flow unsteadiness in a single-blade centrifugal pump | |
Zhang et al. | Transient flow characterization in energy conversion of a side channel pump under different blade suction angles | |
CN103939389A (zh) | 一种导叶式离心泵多工况水力设计方法 | |
Tao et al. | Investigation of the flow characteristics in a main nuclear power plant pump with eccentric impeller | |
CN103077292A (zh) | 一种离心泵水力噪声预测方法 | |
CN107122512B (zh) | 液环泵非稳态气体流场及吸入压缩性能的简化计算方法 | |
CN103195757A (zh) | 一种结合附面层抽吸的对转压气机气动设计方法 | |
Wang et al. | Experimental investigation of pressure fluctuation, vibration, and noise in a multistage pump | |
Courtiade et al. | Modal decomposition for the analysis of the rotor-stator interactions in multistage compressors | |
Huang et al. | Numerical study of a positive displacement blower | |
Lu et al. | Study on pressure pulsation induced by cavitation at the tongue of the volute in a centrifugal pump | |
Zhang et al. | A new proposed return guide vane for compact multistage centrifugal pumps | |
Li et al. | Stability optimization and analysis of a bidirectional shaft extension pump | |
Zhou et al. | The effects of blade stacking lean angle to 1400 MW canned nuclear coolant pump hydraulic performance | |
Qin et al. | Hydraulic optimisation design of axial flow pump based on blade velocity distribution | |
Mileshin et al. | Numerical and experimental analysis of radial clearance influence on rotor and stator clocking effect by example of model high loaded two stage compressor | |
Bai et al. | Experiments and numerical simulation of performances and internal flow for high-speed rescue pump with variable speeds | |
George et al. | CFD Analysis of Performance Characteristics of Centrifugal Pump Impeller to Minimizing Cavitation | |
Dodsworth et al. | Operational parametric study of a Tesla pump: Disk pack spacing and rotational speed | |
Berten | Hydrodynamics of high specific power pumps for off-design operating conditions | |
Yang et al. | Effect of different geometrical inlet pipes on a high speed centrifugal compressor | |
Kolmakova et al. | Techniques and methods to improve the dynamic strength of gas turbine engines compressor rotor wheels | |
Guo et al. | Numerical Simulation of Surge in Turbocharger Centrifugal Compressor: Influences of Downstream Plenum |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20160824 Assignee: Shanghai East Pump (Group) Co., Ltd. Assignor: Jiangsu University Contract record no.: 2019320000131 Denomination of invention: Centrifugal pump improvement method used for reducing pressure pulse in centrifugal pump Granted publication date: 20180116 License type: Common License Record date: 20190510 Application publication date: 20160824 Assignee: Shanghai Kaiquan Pump (Group) Co., Ltd. Assignor: Jiangsu University Contract record no.: 2019320000127 Denomination of invention: Centrifugal pump improvement method used for reducing pressure pulse in centrifugal pump Granted publication date: 20180116 License type: Common License Record date: 20190510 Application publication date: 20160824 Assignee: Shanghai Liancheng (Group) Co., Ltd. Assignor: Jiangsu University Contract record no.: 2019320000128 Denomination of invention: Centrifugal pump improvement method used for reducing pressure pulse in centrifugal pump Granted publication date: 20180116 License type: Common License Record date: 20190510 Application publication date: 20160824 Assignee: Jiangsu Taifeng Pump Co Ltd Assignor: Jiangsu University Contract record no.: 2019320000132 Denomination of invention: Centrifugal pump improvement method used for reducing pressure pulse in centrifugal pump Granted publication date: 20180116 License type: Common License Record date: 20190510 Application publication date: 20160824 Assignee: LEO Group Co., Ltd. Assignor: Jiangsu University Contract record no.: 2019320000130 Denomination of invention: Centrifugal pump improvement method used for reducing pressure pulse in centrifugal pump Granted publication date: 20180116 License type: Common License Record date: 20190510 Application publication date: 20160824 Assignee: Shandong Shuanglun Co., Ltd. Assignor: Jiangsu University Contract record no.: 2019320000129 Denomination of invention: Centrifugal pump improvement method used for reducing pressure pulse in centrifugal pump Granted publication date: 20180116 License type: Common License Record date: 20190510 |