CN108825483A - A kind of pump full working scope testing stand - Google Patents
A kind of pump full working scope testing stand Download PDFInfo
- Publication number
- CN108825483A CN108825483A CN201810560650.XA CN201810560650A CN108825483A CN 108825483 A CN108825483 A CN 108825483A CN 201810560650 A CN201810560650 A CN 201810560650A CN 108825483 A CN108825483 A CN 108825483A
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- pump
- test
- branch
- controlling valve
- waterway controlling
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B51/00—Testing machines, pumps, or pumping installations
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Positive-Displacement Pumps (AREA)
Abstract
The invention belongs to test fixture technical fields, specifically disclose a kind of pump full working scope testing stand, including test pump, auxiliary pump, water tank, gas tank, vacuum tank, flowmeter, vacuum pump, air compressor machine, air and liquid mixer, gas path control valve I~III, waterway controlling valve IV~Ⅹ and its pipeline；Using only a test pump and an auxiliary pump and associated pipe work, open and close the external characteristics test with regard to achievable pump, omnicharacteristic test, biphase gas and liquid flow test, cavitation performance test etc. by adjusting auxiliary pump and waterway controlling valve IV~Ⅹ are tested, and it is not necessarily to the dismounting of test pump and auxiliary pump in the process, reduce workload, working efficiency can greatly be improved.
Description
Technical field
The invention belongs to test fixture technical field, in particular to a kind of pump full working scope testing stand.
Background technique
Pump is the machinery for the mechanical energy of prime mover being converted to liquid energy.The performance test of pump mainly includes the outer spy of pump
Property test, omnicharacteristic test, biphase gas and liquid flow test and cavitation performance test etc..Existing testing stand usually can be completed above-mentioned
One or several test, usually requires to reequip pipeline when if you need to carry out other tests；In addition some testing stands are to test
More demanding, the even more pump installations auxiliary progress of needs two when conducting an experiment of device.It is tried with the omnicharacteristic of pump
It tests for platform, which includes two auxiliary pumps, a test pump and its associated pipe, in order to which the rotating forward for carrying out test pump is inverse
Stream test, it is desirable that the lift of an auxiliary pump is far longer than the lift of test pump；When carrying out counter current experiment, also needing sometimes will be auxiliary
It helps pump inlet and outlet to be exchanged, increases workload and inefficiency.It can be seen that the sky that existing testing stand is still improved
Between.
Summary of the invention
In order to overcome problems of the prior art, the invention proposes a kind of pump full working scope testing stands, are used only
As soon as a test pump and auxiliary pump and associated pipe work, by adjusting the opening and closing of auxiliary pump and waterway controlling valve IV~Ⅹ
Achievable pump external characteristics test, omnicharacteristic test, biphase gas and liquid flow test, cavitation performance test etc. test, and in the process without
Need the dismounting of test pump and auxiliary pump.
Realizing technical solution used by above-mentioned purpose is：
A kind of pump full working scope testing stand, including test pump, auxiliary pump, water tank, gas tank, vacuum tank, flowmeter, vacuum
Pump, air compressor machine, air and liquid mixer, gas path control valve I~III, waterway controlling valve IV~Ⅹ and its pipeline, the testing stand pass through
Test pump can be completed in the dismounting for opening and closing and being not necessarily to test pump and auxiliary pump of adjustment auxiliary pump and waterway controlling valve IV~Ⅹ
Omnicharacteristic test；The testing stand can be divided into water circuit system and air-channel system, and air-channel system is when carrying out biphase gas and liquid flow test
It uses as air supply system, is used carrying out cavitation performance test as vacuum system；
The test pump and auxiliary pump are by piping connection, and test pump and auxiliary pump pass through pipeline and connect with water tank,
Constitute the major loop of water circuit system；The inlet ductwork of test pump is equipped with waterway controlling valve IV, the side from test pump to auxiliary pump
To being successively arranged waterway controlling valve Ⅹ and waterway controlling valve VII on the export pipeline of test pump；Flowmeter is installed on major loop；
Water circuit system further includes branch I, branch II, branch III and branch IV,
The both ends of branch I are connect with the both ends of auxiliary pump respectively, and branch I is equipped with waterway controlling valve VI；
The both ends of branch IV are connect with the both ends of waterway controlling valve VII respectively, and branch IV is equipped with waterway controlling valve VIII；It is logical
Crossing control waterway controlling valve VIII may be implemented fine adjustment to flow；
One end of branch II is set between test pump and waterway controlling valve IV, and the other end is set to waterway controlling valve VII and water route
Between control valve Ⅹ；Branch II is equipped with waterway controlling valve Ⅸ；
One end of branch III is set between water tank and waterway controlling valve IV, and the other end is set to test pump and waterway controlling valve Ⅹ
Between；Branch III is equipped with waterway controlling valve V；
Air and liquid mixer is additionally provided between test pump and waterway controlling valve IV；
Vacuum pump and air compressor machine are connect with gas tank, and gas tank is connect with vacuum tank, and gas circuit is equipped between gas tank and vacuum tank
Control valve III, the vacuum tank are connected with the export pipeline of test pump by branch V, are provided with gas path control valve on branch V
I, vacuum tank is connected with air and liquid mixer by branch VI, and gas path control valve II is provided on branch VI.
In order to meet the omnicharacteristic test requirements document of pump, the auxiliary pump is matched with test pump, and auxiliary pump is raised
Journey, 2~4 times that flow is test pump relevant parameter；
The caliber of branch IV is 0.1~0.5 times of main circuit caliber
The gas tank can be used as vacuum tank when carrying out cavitation performance test, store up in biphase gas and liquid flow test as gas
Deposit tank use.
Beneficial effects of the present invention are：
A kind of pump full working scope testing stand proposed by the present invention, simplifies existing pipe-line system by optimization design, it is only necessary to
The tests such as one auxiliary pump tests with regard to achievable external characteristics, omnicharacteristic test, biphase gas and liquid flow test, cavitation performance, reduce
Workload can greatly improve working efficiency.
Detailed description of the invention
Fig. 1 show system schematic of the invention；
Description of symbols：Bold portion represents water circuit system in figure, and dotted portion represents air-channel system；
1- test pump, 2- auxiliary pump, 3- water tank, 4- gas tank, 5- vacuum tank, 6- flowmeter, 7- vacuum pump, 8- air compressor machine,
9- gas path control valve I, 10- gas path control valve II, 11- gas path control valve III, 12- waterway controlling valve IV, 13- waterway controlling valve
V, 14- waterway controlling valve VI, 15- waterway controlling valve VII, 16- waterway controlling valve VIII, 17- waterway controlling valve Ⅸ, the control of the water route 18-
Valve Ⅹ processed, 19- air and liquid mixer.
Specific embodiment
Specific implementation method of the invention is illustrated now in conjunction with attached drawing：
The testing stand can be divided into water circuit system and air-channel system, as shown in Figure 1, bold portion represents water route system in figure
System, dotted portion represent air-channel system；
The water circuit system is by test pump 1, auxiliary pump 2, water tank 3, flowmeter 6, air and liquid mixer 19 and waterway controlling valve
IV~Ⅹ 12~18 compositions, the test pump 1 and auxiliary pump 2 are by piping connection, and test pump 1 and auxiliary pump 2 pass through pipe
Road is connect with water tank 3, constitutes the major loop of water circuit system；The inlet ductwork of test pump 1 is equipped with waterway controlling valve IV 12, from examination
The direction that pump 1 arrives auxiliary pump 2 is tested, is successively arranged waterway controlling valve Ⅹ 18 and waterway controlling valve VII on the export pipeline of test pump 1
15；Flowmeter 6 is installed on major loop；
Water circuit system further includes branch I, branch II, branch III and branch IV,
The both ends of branch I are connect with the both ends of auxiliary pump 2 respectively, and branch I is equipped with waterway controlling valve VI 14；
The both ends of branch IV are connect with the both ends of waterway controlling valve VII 15 respectively, and branch IV is equipped with waterway controlling valve VIII
16；The fine adjustment to flow may be implemented by controlling waterway controlling valve VIII 16；
One end of branch II is set between test pump 1 and waterway controlling valve IV 12, and the other end is set to waterway controlling valve VII 15
Between waterway controlling valve Ⅹ 18；Branch II is equipped with waterway controlling valve Ⅸ 17；
One end of branch III is set between water tank 3 and waterway controlling valve IV 12, and the other end is set to test pump 1 and water route controls
Between valve Ⅹ 18；Branch III is equipped with waterway controlling valve V 13；
Air and liquid mixer 19 is additionally provided between test pump 1 and waterway controlling valve IV 12；
The air-channel system B is by gas tank 4, vacuum tank 5, vacuum pump 7, air compressor machine 8, gas path control valve I~III 9~10 group
At vacuum pump 7 and air compressor machine 8 are connect with gas tank 4, and gas tank 4 is connect with vacuum tank 5, and gas is equipped between gas tank 4 and vacuum tank 5
Road control valve III 11, the vacuum tank 5 are connected with the export pipeline of test pump 1 by branch V, are provided with gas circuit on branch V
Control valve I 9, vacuum tank 5 are connected with air and liquid mixer 19 by branch VI, and gas path control valve II 10 is provided on branch VI.Gas
Road system B is used when carrying out biphase gas and liquid flow test as air supply system, is used as vacuum system carrying out cavitation performance test
It uses.
Test experiments：
When four-quadrant test, cavitation experiment and the biphase gas and liquid flow that testing stand is pumped are tested, pipeline is not being changed
In the case where dynamic, correlation test can be completed by the mutual cooperation of pipe-line control valve, below with regard to part specific implementation process into
Row explanation.
(1) pump operating condition is rotated forward：Waterway controlling valve IV 12, waterway controlling valve VII 15, waterway controlling valve VIII are opened when test
16, waterway controlling valve Ⅹ 18, close waterway controlling valve V 13, waterway controlling valve Ⅸ 17, waterway controlling valve VI 14, and auxiliary pump 2 closes
It closes, 1 power supply of test pump is just connecing rotating forward at this time；It is adjusted when test by VII 15 pairs of flows of waterway controlling valve, waterway controlling valve
VIII 16 cooperation waterway controlling valves VII 15 are finely adjusted.
(2) positive stream damped condition is rotated forward：Waterway controlling valve V 13, waterway controlling valve VI 14, water route control are opened when test
Valve VII 15, waterway controlling valve VIII 16, waterway controlling valve Ⅸ 17 close waterway controlling valve IV 12, waterway controlling valve Ⅹ 18, test pump
1,2 power supply of auxiliary pump is just connecing rotating forward；Pass through control waterway controlling valve VI 14, waterway controlling valve VII 15 and waterway controlling valve when test
VIII 16 aperture realizes that flow is adjusted.
(3) adverse current operating condition is rotated forward：Waterway controlling valve IV 12, waterway controlling valve VI 14, waterway controlling valve VII are opened when test
15, waterway controlling valve VIII 16, waterway controlling valve Ⅹ 18 close waterway controlling valve V 13, waterway controlling valve Ⅸ 17, test pump 1, auxiliary
2 power supplys of pump are helped just to connect rotating forward；Pass through control waterway controlling valve VI 14, waterway controlling valve VII 15 and waterway controlling valve VIII 16 when test
Aperture realize flow adjust.
(4) test of reversion pump operating condition is carried out referring to the similar operating condition of above-mentioned rotating forward water pump, and difference is to try at this time
Test pump 1,2 reverse power connection of auxiliary pump.
(5) when carrying out the cavitation experiment under rotating forward pump operating condition, water route pipeline valve opening and closing is according to rotating forward pump operating condition
Setting, when test, are first turned on gas path control valve II 10, close gas path control valve III 11, open vacuum pump 7 and detach in gas tank 4
Air；System pressure is gradually decreased by adjusting gas path control valve III 11 after pump 1 to be tested is stable, while carrying out data and adopting
Collection.
Similar, the cavitation experiment under other operating conditions is carried out on the basis of four-quadrant tests identical operating condition, is passed through
Vacuum pump 7, gas tank 4 and gas path control valve II 10, gas path control valve III 11 realize the adjusting to system pressure.
(6) it when carrying out biphase gas and liquid flow test, opens gas path control valve II 10, close gas path control valve III 11, open
Air compressor machine 8 is inflated gas tank 4；By adjusting gas path control valve III 11 gradually to waterway tube after pump 1 to be tested is stable
Road conveys gas, while carrying out data acquisition.
By test, the test of above-mentioned operating condition can be realized by adjusting waterway controlling valve IV~Ⅹ 12~18, and
It works well.
The above is that the preferred embodiments of the invention are not being paid to those of ordinary skill in the art
Any improvement in the present invention in the case where any creative work out, belongs to protection scope of the present invention.
Claims (4)
1. a kind of pump full working scope testing stand, which is characterized in that including test pump (1), auxiliary pump (2), water tank (3), gas tank
(4), vacuum tank (5), flowmeter (6), vacuum pump (7), air compressor machine (8), air and liquid mixer (19), gas path control valve I~III (9
~10), waterway controlling valve IV~Ⅹ (12~18) and its pipeline；
The test pump (1) and auxiliary pump (2) are by piping connection, and test pump (1) and auxiliary pump (2) pass through pipeline and water
Case (3) connection, constitutes the major loop of water circuit system；The inlet ductwork of test pump (1) is equipped with waterway controlling valve IV (12), from examination
The direction that pump (1) arrives auxiliary pump (2) is tested, is successively arranged waterway controlling valve Ⅹ (18) and water route on the export pipeline of test pump (1)
Control valve VII (15)；Flowmeter (6) are installed on major loop；
Water circuit system further includes branch I, branch II, branch III and branch IV,
The both ends of branch I are connect with the both ends of auxiliary pump (2) respectively, and branch I is equipped with waterway controlling valve VI (14)；
The both ends of branch IV are connect with the both ends of waterway controlling valve VII (15) respectively, and branch IV is equipped with waterway controlling valve VIII
(16)；
One end of branch II is set between test pump (1) and waterway controlling valve IV (12), and the other end is set to waterway controlling valve VII
(15) between waterway controlling valve Ⅹ (18)；Branch II is equipped with waterway controlling valve Ⅸ (17)；
One end of branch III is set between water tank (3) and waterway controlling valve IV (12), and the other end is set to test pump (1) and water route is controlled
Between valve Ⅹ (18) processed；Branch III is equipped with waterway controlling valve V (13)；
Air and liquid mixer (19) are additionally provided between test pump (1) and waterway controlling valve IV (12)；
Vacuum pump (7) and air compressor machine (8) are connect with gas tank (4), and gas tank (4) is connect with vacuum tank (5), gas tank (4) and pressure stabilizing
Gas path control valve III (11) is equipped between tank (5), the vacuum tank (5) and the export pipeline of test pump (1) pass through V phase of branch
Even, gas path control valve I (9) is provided on branch V, vacuum tank (5) is connected with air and liquid mixer (19) by branch VI, branch
Gas path control valve II (10) is provided on VI.
2. a kind of pump full working scope testing stand as described in claim 1, which is characterized in that in order to meet the omnicharacteristic test of pump
It is required that the auxiliary pump (2) matches with test pump (1), lift, the flow of auxiliary pump (2) are test pump (1) relevant parameter
2~4 times.
3. a kind of pump full working scope testing stand as described in claim 1, which is characterized in that the caliber of branch IV is main loop pipe
0.1~0.5 times of diameter.
4. a kind of pump full working scope testing stand as described in claim 1, which is characterized in that the gas tank (4) is carrying out cavitation
It can be used as vacuum tank when performance test, used in biphase gas and liquid flow test as gas storage tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810560650.XA CN108825483B (en) | 2018-05-25 | 2018-05-25 | A kind of pump full working scope testing stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810560650.XA CN108825483B (en) | 2018-05-25 | 2018-05-25 | A kind of pump full working scope testing stand |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108825483A true CN108825483A (en) | 2018-11-16 |
| CN108825483B CN108825483B (en) | 2019-11-05 |
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ID=64143343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810560650.XA Active CN108825483B (en) | 2018-05-25 | 2018-05-25 | A kind of pump full working scope testing stand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108825483B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110566474A (en) * | 2019-10-15 | 2019-12-13 | 中国计量大学 | Water pump test device capable of measuring wide lift range |
| CN111751112A (en) * | 2020-06-10 | 2020-10-09 | 中国航发北京航科发动机控制系统科技有限公司 | Test system and test method for air inlet test of fuel pump of aircraft engine |
| FR3096092A1 (en) * | 2019-05-16 | 2020-11-20 | Safran Aircraft Engines | Device and method for improved hydraulic part of a turbomachine |
| CN114352548A (en) * | 2021-12-01 | 2022-04-15 | 江苏大学 | Full-characteristic testing device and method for ore pulp pump |
| CN114483563A (en) * | 2022-02-11 | 2022-05-13 | 华侨大学 | Four-quadrant hydraulic pump performance optimization test system and method |
| CN114962282A (en) * | 2022-03-29 | 2022-08-30 | 哈尔滨工程大学 | Multifunctional centrifugal pump suction inlet pressurization test device and test method |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3121186B1 (en) * | 2021-03-23 | 2023-03-24 | Commissariat Energie Atomique | Device for characterizing a hydraulic system and characterization method implementing such a device |
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| CN106567827A (en) * | 2016-10-20 | 2017-04-19 | 江苏大学镇江流体工程装备技术研究院 | Vapor-liquid mixing test device for pump |
| CN106968934A (en) * | 2017-04-26 | 2017-07-21 | 广东肯富来泵业股份有限公司 | Pump cavitation surplus Auto-Test System and its method |
| CN107587999A (en) * | 2017-09-08 | 2018-01-16 | 武汉船用机械有限责任公司 | A kind of ultra-low temperature testing device and method |
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| KR20150108976A (en) * | 2014-03-18 | 2015-10-01 | 한국기계연구원 | Apparatus for testing multi-phase flow pump |
| CN106567827A (en) * | 2016-10-20 | 2017-04-19 | 江苏大学镇江流体工程装备技术研究院 | Vapor-liquid mixing test device for pump |
| CN106968934A (en) * | 2017-04-26 | 2017-07-21 | 广东肯富来泵业股份有限公司 | Pump cavitation surplus Auto-Test System and its method |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3096092A1 (en) * | 2019-05-16 | 2020-11-20 | Safran Aircraft Engines | Device and method for improved hydraulic part of a turbomachine |
| US11561147B2 (en) | 2019-05-16 | 2023-01-24 | Safran Aircraft Engines | Device and method for improved testing of a hydraulic part for a turbomachine |
| CN110566474A (en) * | 2019-10-15 | 2019-12-13 | 中国计量大学 | Water pump test device capable of measuring wide lift range |
| CN111751112A (en) * | 2020-06-10 | 2020-10-09 | 中国航发北京航科发动机控制系统科技有限公司 | Test system and test method for air inlet test of fuel pump of aircraft engine |
| CN111751112B (en) * | 2020-06-10 | 2022-05-13 | 中国航发北京航科发动机控制系统科技有限公司 | Test system and test method for air inlet test of fuel pump of aircraft engine |
| CN114352548A (en) * | 2021-12-01 | 2022-04-15 | 江苏大学 | Full-characteristic testing device and method for ore pulp pump |
| CN114483563A (en) * | 2022-02-11 | 2022-05-13 | 华侨大学 | Four-quadrant hydraulic pump performance optimization test system and method |
| CN114483563B (en) * | 2022-02-11 | 2023-05-30 | 华侨大学 | Four-quadrant hydraulic pump performance optimization test system and method |
| CN114962282A (en) * | 2022-03-29 | 2022-08-30 | 哈尔滨工程大学 | Multifunctional centrifugal pump suction inlet pressurization test device and test method |
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|---|---|
| CN108825483B (en) | 2019-11-05 |
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