CN207526675U - A kind of test voltage-regulating system for oil-gas mixed delivery pump - Google Patents
A kind of test voltage-regulating system for oil-gas mixed delivery pump Download PDFInfo
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- CN207526675U CN207526675U CN201721616935.8U CN201721616935U CN207526675U CN 207526675 U CN207526675 U CN 207526675U CN 201721616935 U CN201721616935 U CN 201721616935U CN 207526675 U CN207526675 U CN 207526675U
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- 238000012360 testing method Methods 0.000 title claims abstract description 40
- 230000001105 regulatory effect Effects 0.000 claims abstract description 117
- 239000007788 liquid Substances 0.000 claims abstract description 59
- 230000033228 biological regulation Effects 0.000 claims abstract description 28
- 239000012530 fluid Substances 0.000 claims abstract description 20
- 238000001802 infusion Methods 0.000 claims abstract description 15
- 230000001351 cycling effect Effects 0.000 claims abstract description 9
- 239000012071 phase Substances 0.000 claims abstract description 6
- 230000008676 import Effects 0.000 claims abstract description 5
- 239000007791 liquid phase Substances 0.000 claims abstract description 4
- 210000000664 rectum Anatomy 0.000 claims description 10
- 239000011800 void material Substances 0.000 abstract description 17
- 238000012806 monitoring device Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
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Abstract
The utility model is related to a kind of test voltage-regulating systems for oil-gas mixed delivery pump.Including gas-liquid input unit, pressure regulation unit and cycling element；Improvement is that pressure regulation unit includes fluid infusion pump, pressurized tank, first pressure transmitter, the first regulating valve, the second regulating valve, second pressure transmitter, third regulating valve and the 4th regulating valve；During for testing, tested oil-gas mixed delivery pump is connected between gas-liquid input unit and pressure regulation unit；The flow-rate adjustment that the liquid phase medium of pressurized tank output passes through the first regulating valve and the second regulating valve in parallel, after being mixed with the gas-liquid two-phase medium of gas-liquid input unit, it is delivered to the import of third regulating valve in parallel and the 4th regulating valve, by adjusting third regulating valve and the valve opening of the 4th regulating valve, so as to fulfill the precise pressure regulation of tested oil-gas mixed delivery pump.It, can not stable voltage, the problems such as test pipeline vibration and gas are stifled when the utility model effectively solves void fraction and is higher than 20% gas-liquid mixed media pressure.
Description
Technical field
The utility model belongs to the test pressure regulation of the test voltage-regulating system more particularly to a kind of oil-gas mixed delivery pump of pump class product
System.
Background technology
At present, numerous pump producers are just furtheing investigate oil-gas mixed delivery pump the relevant technologies.The comprehensive performance of oil-gas mixed delivery pump is being tied
Can realize different void fractions on structure mixes defeated demand, such product is once successfully applied on all kinds of oil fields, can be significantly
The utilization rate of associated gas in oil field is improved, the related request to realize 12 planning of country provides strong support.
At this stage, to realize that the application study of oil-gas mixed delivery pump is still needed in face of more problem.Wherein, oil-gas mixed delivery pump is tested
System had had following functions through developing in recent years：1., the medium state of oil and gas multiphase flow pump inlet can be mixed and
It is accurate to adjust；2., stable regulation can be carried out by regulating valve less than 20% gas-liquid mixed media to void fraction；3., can be right
Gas-liquid mixed media is detached after test, in favor of recycling for medium.
The Performance Assessment of oil-gas mixed delivery pump should include in the range of 0-97% void fractions, the properties under different pressures.Mesh
Before, the structure of mainstream oil-gas mixed delivery pump test system is as shown in figure 3, original pressure regulating unit 5 therein includes former regulating valve 52
With former pressure transmitter 51, adjust the valve opening of former regulating valve 52 and the pressure for being tested oil-gas mixed delivery pump 2 is adjusted to realize.It should
Scheme adjust void fraction be higher than 20% gas-liquid mixed media pressure when, appearance can not stable voltage, test pipeline vibration and
Phenomena such as gas blocks up；Particularly, when the outlet medium void fraction of tested oil-gas mixed delivery pump is more than 80% or even occur not establishing
The situation of pressure.Therefore, regulating valve can not meet oil-gas mixed delivery pump as the normal pressures regulation scheme of pressure regulating mechanism
Testing requirement.
Utility model content
In order to realize the accurate test of the properties in the range of 0-97% void fractions, under different pressures to oil-gas mixed delivery pump,
The utility model provides a kind of test voltage-regulating system for oil-gas mixed delivery pump.
A kind of test voltage-regulating system for oil-gas mixed delivery pump includes gas-liquid input unit 1, pressure regulation unit 3 and cycling element
4；
The gas-liquid input unit 1 includes liquid reserve tank 11, feed flow pump group 12, fluid flowmeter 13, air compressor 14, storage
Gas tank 15 and gas control valve 16；The cycling element 4 includes gas-liquid separator 41；It is single that the pressure regulation unit 3 connects cycle
The gas-liquid separator 41 of member 4；
The pressure regulation unit 3 includes fluid infusion pump 31, pressurized tank 32, first pressure transmitter 33, the first regulating valve 34, second
Regulating valve 35, second pressure transmitter 36,37 and the 4th regulating valve 38 of third regulating valve；
During for testing, tested oil-gas mixed delivery pump 2 is connected between gas-liquid input unit 1 and pressure regulation unit 3；
The flow that the liquid phase medium that the pressurized tank 32 exports passes through the first regulating valve 34 and the second regulating valve 35 in parallel
It adjusts, after being mixed with the gas-liquid two-phase medium of gas-liquid input unit 1, is delivered to 37 and the 4th regulating valve of third regulating valve in parallel
38 import, by adjusting the valve opening of 37 and the 4th regulating valve 38 of third regulating valve, so as to fulfill tested oil-gas mixed delivery pump 2
Precise pressure regulation.
The technical solution further limited is as follows：
The fluid infusion pump 31 and pressurized tank 32 of the pressure regulation unit 3 are connected, and the first pressure transmitter 33 is set on pressurized tank
On 32；First regulating valve, 34 and second regulating valve 35 is in parallel, and one end in parallel connects the outlet of pressurized tank 32, in parallel
The other end is respectively communicated with test lead and liquid back pipe road 39 by three-way pipe；37 and the 4th regulating valve 38 of third regulating valve is simultaneously
It is connected on after connection on liquid back pipe road 39；It is set in one parallel connected end of 37 and the 4th regulating valve 38 of third regulating valve adjacent with test lead
There is second pressure transmitter 36, another parallel connected end of 37 and the 4th regulating valve 38 of third regulating valve is liquid returning end.
The first pressure transmitter 33 and second pressure transmitter 36 are digital display pressure transmitter.
First regulating valve, 34 and second regulating valve 35 is electric flow control valve, and the first regulating valve 34 and second is adjusted
The latus rectum ratio for saving valve 35 is 0.3-1.
37 and the 4th regulating valve 38 of third regulating valve is electric flow control valve, and third regulating valve 37 and the 4th is adjusted
The latus rectum ratio for saving valve 38 is 0.3-0.7.
The effective technology effect of the utility model embodies in the following areas：
（1）The utility model is by setting reasonable electrolyte replenishing structure, gas-liquid two-phase medium that tested oil-gas mixed delivery pump 2 is exported
Void fraction control in 15%, so as to fulfill using common regulating valve can stable regulation mixing pump pressure to be measured function.Effectively
Solve void fraction be higher than 20% gas-liquid mixed media pressure when, common regulating valve can not stable voltage, test pipeline vibration and
The problems such as gas blocks up.
（2）Pressurized tank 32, the first regulating valve 34 of cooperation, the second regulating valve 35 and fluid infusion pump group are set in pressure regulation unit 3
31 disclosure satisfy that the flow demand of different pumps to be measured, and fluid infusion pump group 31 is avoided to be worked at the same time with tested oil-gas mixed delivery pump 2 and was brought
Big electric load, so as to improve the scope of application of entire test system.
Description of the drawings
Fig. 1 is the utility model structure principle chart.
Fig. 2 is pressure regulation unit construction principle figure in figure.
Fig. 3 is the test principle figure for being originally intended to oil-gas mixed delivery pump.
Serial number in upper figure：Gas-liquid input unit 1, tested oil-gas mixed delivery pump 2, pressure regulation unit 3, cycling element 4, former pressure tune
Save unit 5, liquid reserve tank 11, feed flow pump group 12, fluid flowmeter 13, air compressor 14, air accumulator 15, gas control valve 16,
Gas flowmeter 17, pump intake line 18, fluid infusion pump group 31, pressurized tank 32, first pressure transmitter 33, the first regulating valve 34,
Second regulating valve 35, second pressure transmitter 36, third regulating valve 37, the 4th regulating valve 38, liquid back pipe 39, gas-liquid separator
41st, circulation line 42, former pressure transmitter 51, former regulating valve 52.
Specific embodiment
Below in conjunction with the accompanying drawings, the utility model is further described by embodiment.
Embodiment
Referring to Fig. 1, a kind of test voltage-regulating system for oil-gas mixed delivery pump includes gas-liquid input unit 1,3 and of pressure regulation unit
Cycling element 4；
Gas-liquid input unit 1 includes liquid reserve tank 11, feed flow pump group 12, fluid flowmeter 13, air compressor 14, air accumulator
15 and gas control valve 16；The cycling element 4 includes gas-liquid separator 41.Pressure regulation unit 3 connects the gas-liquid of cycling element 4
Separator 41.
Referring to Fig. 2, pressure regulation unit 3 include fluid infusion pump 31, pressurized tank 32, first pressure transmitter 33, the first regulating valve 34,
Second regulating valve 35, second pressure transmitter 36,37 and the 4th regulating valve 38 of third regulating valve.First pressure transmitter 33 and
Two pressure transmitters 36 are digital display pressure transmitter.First regulating valve 34, the second regulating valve 35, third regulating valve 37 and
Four regulating valves 38 are electric flow control valve.The latus rectum of first regulating valve 34 is 32mm, and the latus rectum of the second regulating valve 35 is
The latus rectum ratio of 80mm, the first regulating valve 34 and the second regulating valve 35 is 0.4；The latus rectum of third regulating valve 37 is 25mm, and the 4th adjusts
The latus rectum of section valve 38 is 80mm, and the latus rectum ratio of 37 and the 4th regulating valve 38 of third regulating valve is 0.3.Specific connection relation
It is：Fluid infusion pump 31 and pressurized tank 32 are connected, and first pressure transmitter 33 is installed on pressurized tank 32；First regulating valve 34 and second
One end parallel communication of regulating valve 35 outlet of pressurized tank 32, other end parallel connection by three-way pipe be respectively communicated with test lead and
Liquid back pipe road 39；It is connected on liquid back pipe 39 after 38 parallel connection of third regulating valve 37 and the 4th regulating valve；Adjacent with test lead
Second pressure transmitter 36, third regulating valve 37 and the 4th are installed in one parallel connected end of three regulating valves 37 and the 4th regulating valve 38
Another parallel connected end of regulating valve 38 is liquid returning end.
During for testing, tested oil-gas mixed delivery pump 2 is connected on the pump input between gas-liquid input unit 1 and pressure regulation unit 3
On pipeline 18；It is that tested oil-gas mixed delivery pump 2 provides liquid and gas medium by pump intake line 18.Tested oil-gas mixed delivery pump 2 is defeated
The gas-liquid mixed media gone out is input to pressure regulation unit 3.
The benefit exported according to the flow demand of tested oil-gas mixed delivery pump 2 adjusting regulating valve valve opening come control pressure tank 32
Liquid measure.First pressure transmitter 33 is used to monitor pressure in pressurized tank 32.When pressure is less than limits value, pumped by opening fluid infusion
31 pairs of pressurized tanks 32 of group carry out fluid infusion；Liquid reserve tank 11 is the medium input source of fluid infusion pump 31.
First regulating valve 34 or the liquid phase medium of the second regulating valve 35 output and the gas-liquid two of tested oil-gas mixed delivery pump 2 output
Phase medium mixes, and further reduces and is input to the medium void fraction of 38 import of third regulating valve 37 and the 4th regulating valve to 15%.Root
According to tested 2 uninterrupted of oil-gas mixed delivery pump, by adjusting the valve opening of 37 and the 4th regulating valve 38 of third regulating valve come accurate
Adjust the outlet pressure of tested oil-gas mixed delivery pump 2.
Liquid back pipe 39 is connected with gas-liquid separator 41, and by circulation line 42 by dielectric film filter to liquid reserve tank 11, so as to
Liquid medium can be recycled.
The capacity of pressurized tank 32 is set as 3-6 times that flow per minute is tested in test device design.So as to meet test
Amount infused demand.
The parameter of tested oil-gas mixed delivery pump 2 is：Flow is 20m3/ h, test pressure to 5MPa, pump inlet void fraction are adjusted
Range 0-97%.Test request：It is 20m in flow3Under/h, outlet pressure 5MPa, respectively to being tested 2 void fraction of oil-gas mixed delivery pump
Properties for 0%, 20%, 40%, 60%, 80%, 97% totally six points are tested.
Specific test operating procedure is described as follows：
Referring to Fig. 1, during test, the first regulating valve 34, the second regulating valve 35 and gas control valve 16 are first closed, opens third
37 and the 4th regulating valve 38 of regulating valve.It opens feed flow pump group 12 and tested oil-gas mixed delivery pump 2 and passes through monitoring device and adjust respectively
The valve opening of 37 and the 4th regulating valve 38 of third regulating valve, and monitor the pump discharge pressure that second pressure transmitter 36 is fed back
Value, until pump discharge pressure value rises to 5MPa.It records and is tested 2 operating status of oil-gas mixed delivery pump and each item data at this time.
Referring to Fig. 1, air compressor 14, gas control valve 16 are opened respectively, gas control valve is adjusted by monitoring device
16 valve opening is calculated instantly according to the gas-liquid flow value that 13 and gas flow meter 17 of fluid flowmeter is fed back by monitoring device
The medium void fraction that gas-liquid input unit 1 exports tests work so as to fulfill different void fractions are provided for tested oil-gas mixed delivery pump 2
Condition.
Referring to Fig. 2, when the medium void fraction that gas-liquid input unit 1 exports >=20%, fluid infusion pump group 31 is opened, by pressure
Pressure medium is loaded onto out of service after 7MPa in tank 32.The first regulating valve 34, the second regulating valve 35 are opened, pressurized tank 32 exports
Liquid medium mixed with the gas-liquid two-phase medium that tested oil-gas mixed delivery pump 2 exports, further reduce being input to third regulating valve
37 and the medium void fraction of 38 import of the 4th regulating valve.At this point, the pump that second pressure transmitter 36 is fed back in observation monitoring device
Exit pressure levels, by adjusting the first regulating valve 34 of dynamic adjustment, the valve opening of the second regulating valve 35, until second pressure becomes
The pump discharge pressure value stabilization that device 36 is fed back is sent in authorized pressure value.Equally, it according to aforesaid operations method, can realize respectively pair
Tested oil-gas mixed delivery pump 2 under 5MPa, tested by properties of the void fraction when being 20%, 40%, 60%, 80%, 97%.
When pressurized tank 3 is less than 5.3MPa, by 33 feedback signal of first pressure transmitter and fluid infusion is controlled by monitoring device
Pump group 31 reopens, until pressure stops after reaching 7MPa again in pressurized tank 3.It is entirely tested during so as to reduce test
System bears the electricity consumption of power grid.
Claims (5)
1. a kind of test voltage-regulating system for oil-gas mixed delivery pump, including gas-liquid input unit（1）, pressure regulation unit（3）And cycle
Unit（4）；
The gas-liquid input unit（1）Including liquid reserve tank（11）, feed flow pump group（12）, fluid flowmeter（13）, air compressor
（14）, air accumulator（15）And gas control valve（16）；The cycling element（4）Including gas-liquid separator（41）；The pressure regulation list
Member（3）Connect cycling element（4）Gas-liquid separator（41）；It is characterized in that：
The pressure regulation unit（3）It is pumped including fluid infusion（31）, pressurized tank（32）, first pressure transmitter（33）, the first regulating valve
（34）, the second regulating valve（35）, second pressure transmitter（36）, third regulating valve（37）With the 4th regulating valve（38）；
During for testing, it is tested oil-gas mixed delivery pump（2）It is connected on gas-liquid input unit（1）With pressure regulation unit（3）Between；
The pressurized tank（32）The liquid phase medium of output passes through the first regulating valve in parallel（34）With the second regulating valve（35）Stream
Amount is adjusted, with gas-liquid input unit（1）The mixing of gas-liquid two-phase medium after, be delivered to third regulating valve in parallel（37）With the 4th
Regulating valve（38）Import, by adjusting third regulating valve（37）With the 4th regulating valve（38）Valve opening, so as to fulfill quilt
Survey oil-gas mixed delivery pump（2）Precise pressure regulation.
2. a kind of test voltage-regulating system for oil-gas mixed delivery pump according to claim 1, it is characterised in that：The pressure regulation
Unit（3）Fluid infusion pump（31）And pressurized tank（32）Series connection, the first pressure transmitter（33）Set on pressurized tank（32）On；Institute
State the first regulating valve（34）With the second regulating valve（35）Parallel connection, one end in parallel connect pressurized tank（32）Outlet, it is in parallel
The other end is respectively communicated with test lead and liquid back pipe road by three-way pipe（39）；The third regulating valve（37）With the 4th regulating valve
（38）Liquid back pipe road is connected on after parallel connection（39）On；The third regulating valve adjacent with test lead（37）With the 4th regulating valve（38）'s
One parallel connected end is equipped with second pressure transmitter（36）, third regulating valve（37）With the 4th regulating valve（38）Another parallel connected end be
Liquid returning end.
3. a kind of test voltage-regulating system for oil-gas mixed delivery pump according to claim 1, it is characterised in that：Described first
Pressure transmitter（33）With second pressure transmitter（36）It is digital display pressure transmitter.
4. a kind of test voltage-regulating system for oil-gas mixed delivery pump according to claim 1, it is characterised in that：Described first
Regulating valve（34）With the second regulating valve（35）It is electric flow control valve, the first regulating valve（34）With the second regulating valve（35）'s
Latus rectum ratio is 0.3-1.
5. a kind of test voltage-regulating system for oil-gas mixed delivery pump according to claim 1, it is characterised in that：The third
Regulating valve（37）With the 4th regulating valve（38）It is electric flow control valve, third regulating valve（37）With the 4th regulating valve（38）'s
Latus rectum ratio is 0.3-0.7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721616935.8U CN207526675U (en) | 2017-11-28 | 2017-11-28 | A kind of test voltage-regulating system for oil-gas mixed delivery pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721616935.8U CN207526675U (en) | 2017-11-28 | 2017-11-28 | A kind of test voltage-regulating system for oil-gas mixed delivery pump |
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| Publication Number | Publication Date |
|---|---|
| CN207526675U true CN207526675U (en) | 2018-06-22 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721616935.8U Withdrawn - After Issue CN207526675U (en) | 2017-11-28 | 2017-11-28 | A kind of test voltage-regulating system for oil-gas mixed delivery pump |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107762824A (en) * | 2017-11-28 | 2018-03-06 | 黄山工业泵制造有限公司 | A kind of test voltage-regulating system for oil-gas mixed delivery pump |
-
2017
- 2017-11-28 CN CN201721616935.8U patent/CN207526675U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107762824A (en) * | 2017-11-28 | 2018-03-06 | 黄山工业泵制造有限公司 | A kind of test voltage-regulating system for oil-gas mixed delivery pump |
| CN107762824B (en) * | 2017-11-28 | 2023-11-24 | 黄山工业泵制造有限公司 | Test pressure regulating system for oil-gas mixing pump |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180622 Effective date of abandoning: 20231124 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20180622 Effective date of abandoning: 20231124 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |