CN101624906B - Passive pressure increasing and decreasing water distribution method - Google Patents
Passive pressure increasing and decreasing water distribution method Download PDFInfo
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- CN101624906B CN101624906B CN2009100720711A CN200910072071A CN101624906B CN 101624906 B CN101624906 B CN 101624906B CN 2009100720711 A CN2009100720711 A CN 2009100720711A CN 200910072071 A CN200910072071 A CN 200910072071A CN 101624906 B CN101624906 B CN 101624906B
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- water distribution
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- booster pump
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Abstract
The invention relates to a passive pressure increasing and decreasing water distribution method. Pressure increasing and decreasing can be carried out simultaneously on tap water without introducing power source from outside, and efficient partial pressure water distribution of a plurality of pressure levels can be realized. The invention has the following technical schemes: the passive pressure increasing and decreasing water distribution method is characterized in that a volumetric passive pressure increasing and decreasing device is adopted for efficient partial pressure water distribution; the passive pressure increasing and decreasing device is composed of a booster pump and a hydraulic engine; the transmission shafts of the booster pump and the hydraulic engine are connected in series and revolve synchronously; the booster pump is driven by the hydraulic engine; the water outlet of the booster pump provides pressurized water and the water outlet of the hydraulic engine provides decompressed water.
Description
Technical field
The present invention relates to a kind of passive decreasing water distribution method that increases, reduces pressure, especially a kind of passive decreasing water distribution method that increases, reduces pressure of oil field flood pattern.
Background technology
Required essential over a period to come the stablizing of well head pressure of each water injection well in the oil field flood pattern, but difference is bigger." just high the covering " rule according to throttling pressure regulation water distribution process; Water distribution mains pressure in ground must be stablized; And must not be lower than the highest individual well level pressure in each water injection well in its water distribution zone, and the required individual well level pressure of most water injection well is starkly lower than the water distribution mains pressure, these must be coming water pressure to reduce the more water injection well that just can reach its individual well level pressure; Often higher with the corresponding water absorption of its level pressure, cause many energy losses in the throttling of their well head pressure regulator valve.
For the water injection well of extra-high-speed level pressure in the water distribution zone, come the water distribution main line water to boost the back with electronic reciprocating intensifier pump to its water distribution, can reduce the water distribution mains pressure, reduce the off-energy of other water injection well throttling pressure regulation in the water distribution zone.But reciprocating intensifier pump must outer draw power drives, and cost workload higher, that administer and maintain is big, uses relatively difficulty in large quantities.
Summary of the invention
Goal of the invention of the present invention is to provide a kind of passive decreasing water distribution method that increases, reduces pressure, and draws power source outside not needing and just can increase simultaneously, reduce pressure coming water, realizes the efficient dividing potential drop water distribution of multiple pressure depth.
Realize the technical scheme of the object of the invention:
A kind of passive decreasing water distribution method that increases, reduces pressure is characterized in that: adopt that positive displacement passively increases, decompressor carries out the dividing potential drop water distribution, and pressure that this device exports and flow and required pressure and the flow of its water distribution object are complementary; Passively increase, decompressor is made up of booster pump and hydraulic motor; The power transmission shaft serial connection of booster pump and hydraulic motor and rotation synchronously; Booster pump is driven by hydraulic motor, and the delivery port of booster pump provides pressurized water, and the delivery port of hydraulic motor provides decompression water.
The beneficial effect that the present invention has:
The present invention adopt passively increase, decompressor carries out water distribution; Do not need outer not draw power source, the water pressure of coming of utilizing the water distribution main line to provide can be carried out work, passively increases, the delivery port of booster pump provides pressurized water in the decompressor; Passively increase, the delivery port of hydraulic motor provides decompression water in the decompressor; Through a plurality ofly passively increase, the combination of decompressor, can realize the more efficient dividing potential drop water distribution of multiple pressure power level, effectively reduced the energy loss of water distribution process.
Description of drawings
Fig. 1 is the fundamental diagram of the embodiment of the invention 1;
Fig. 2 is the fundamental diagram of the embodiment of the invention 2;
Fig. 3 is the fundamental diagram of the embodiment of the invention 3.
The specific embodiment
Embodiment 1:
As shown in Figure 1; Passively increase, decompressor is made up of positive displacement booster pump 2 and positive displacement hydraulic motor 3; The power transmission shaft serial connection of booster pump and hydraulic motor and rotation synchronously; Booster pump is driven by hydraulic motor, and the delivery port of booster pump 2 provides pressurized water, and the delivery port of hydraulic motor 3 provides decompression water.In installation and the use; Can through to passively increase, the swept volume of decompressor booster pump and hydraulic motor adjusts, make passively increase, the output pressure of decompressor and flow and water distribution object be the pressure and the basic identical coupling that promptly realizes of flow of load.Booster pump is to be combined by the identical fluid machinery of structure with hydraulic motor, and becomes the one-level in booster pump or the hydraulic motor, and turning cylinder at different levels is connected in series each other and rotation synchronously.
Passively increase, the booster pump of decompressor and the water inlet of hydraulic motor connect water distribution main line 1 respectively by the road.Passively increase, the delivery port of decompressor hydraulic motor by the road 4 connect uniform-pressure-drop valve 5 delivery port, this reducing valve water inlet connects water distribution main line 1, pipeline 4 is the low pressure water distribution pipeline.
Like this; Through one passively increase, decompressor can be confessed high pressure, two water distribution pipelines of low pressure; Add and be press-fitted the water distribution pipeline that water lines, this zone have high, medium and low three kinds of steady pressures during the water distribution main line promptly; Have the downward arrow of valve symbol among the i.e. figure that joins with these pipelines, representative can absorb the water injection well of corresponding water distribution pipeline water distribution.What join with the water outlet of booster pump 2 is high press fit pipe road; What join with the delivery port of hydraulic motor 3 is low pressure water distribution pipeline 4, and the water distribution main line 1 that passively increase with this, the decompressor water inlet joins is press-fitted water lines in being.The water absorption of water injection well in this low pressure water distribution system has been satisfied not in the low pressure water distribution that passive among this embodiment increases, decompressor is provided in the water distribution pipeline 4 all the time, the low pressure water distribution also have sub-fraction by water distribution main line 1 through uniform-pressure-drop valve 5 supplies.
Embodiment 2:
As shown in Figure 2, according to embodiment 1, increased again one passively increase, decompressor, mainly solve in the low pressure water distribution system in the present embodiment, exceed the problem of low pressure well uptake because of the less low pressure water distribution quantity that possibly occur of low pressure water injection well water absorption.The low pressure water distribution pipeline connects that this passively increases, the water inlet of decompressor booster pump 7; This is passive to increase, the water inlet of decompressor hydraulic motor 6 is press-fitted the water main line in connecing; Draw by the road after the delivery port of booster pump and hydraulic motor merges and connect the water distribution object; This pipeline hydraulic pressure circle in be press-fitted between water and the low pressure water distribution pressure, be press-fitted water lines in being time.Like this; Present embodiment through two kinds of different running method passively increase, the serial connection of decompressor; Solve the superfluous problem of low pressure water distribution possibility and high pressure, inferior middle the pressure and the low pressure water distribution are provided; Be press-fitted water in adding that the water distribution main line provides, make this water distribution zone have high pressure, middle pressure, press in inferior and the water distribution pipeline of four kinds of steady pressures of low pressure.
Embodiment 3:
As shown in Figure 3, adopted in the present embodiment a plurality ofly passively increase, decompressor, the more dividing potential drop water distribution of multiple pressure power level is provided.Wherein, Passively increase, the delivery port of the booster pump of decompressor 8 connect by the road passively increase, the water inlet of the booster pump of decompressor 9; Realize that two of the same method of operation passively increase, the serial connection of decompressor, can make passively increase, the delivery port of the booster pump of decompressor 9 provides more high pressure water distribution.
Low pressure water distribution pipeline 10 connects the delivery port of uniform-pressure-drop valve 14; During connecing, the water inlet of this reducing valve is press-fitted water main line 11; This reducing valve delivery port also connects the water inlet of electric booster pump 12, the delivery port of electric booster pump connects water distribution main line 11 through ball-and-seat 13; Electric booster pump 12 is stand by pumps, when the rich water yield of low pressure water distribution system is big, starts.The course of work of reducing valve and electric booster pump is: when low pressure water distribution pipeline 10 pressure are lower than setting value, in be press-fitted water main line 11 through reducing valve 14 to 10 moisturizings of low pressure water distribution pipeline, rise to setup pressure value until its pressure; When low pressure water distribution pipeline 10 pressure are higher than setup pressure value; Reducing valve 14 quits work; Start electric booster pump 12, absorb superfluous low pressure water distribution from low pressure water distribution pipeline 10, when the pressure of low pressure water distribution pipeline 10 is reduced to setup pressure value; Electric booster pump 12 is stopped transport, and reducing valve 14 is started working; So this control procedure of continuity can make the pressure of low pressure water distribution pipeline maintain basically on the required force value.
The pressure stability that keeps this low pressure water distribution pipeline that links to each other with passive increase and decrease pressure device; A but hydraulic motor and booster pump side the stablizing of inlet outlet pressure differential wherein in the holdout device just; So that wherein the opposing party's output flow changes with the needs of water distribution object, and the former output flow also changes in stable keeping its its inlet outlet pressure differential thereupon.The process that the output flow of this passive increase and decrease pressure device changes with the water distribution object-oriented requirements is the self adaptation adjustment of flow, because flow and device rotary speed have fixing proportionate relationship, the self adaptation adjustment of flow shows as the self adaptation adjustment of rotating speed simultaneously.
The rotating speed self adaptation adjustment that causes when the water distribution object variation can not reach the matching degree that needs and when influencing water distribution efficient; Can through to passively increase, the swept volume of decompressor booster pump and hydraulic motor adjusts; Change the two swept volume ratio and this device is operated in the appropriate rotating speed scope, realize and water distribution object better matching.Can realize through following one or more forms:
1) change passively increase, decompressor forms, i.e. the quantity of capacity-changing unit (referring to the one-level in booster pump or the hydraulic motor) or with the capacity-changing unit of the different operating volume interior capacity-changing unit of changing device more in the modifier;
2) clutch is adopted in the capacity-changing unit and the transmission between adjacent capacity-changing unit that are in passive increase and decrease pressure device end; The capacity-changing unit of the end row that puts into operation is as required gone into or is withdrawn from operation;
3) part capacity-changing unit in the device had change the function of self swept volume.
4) the execution function of change capacity-changing unit; The method that connects through changing the capacity-changing unit import and export changes its current route, and the capacity-changing unit that the capacity-changing unit in the booster pump is become in the hydraulic motor goes to carry out the hydraulic motor function; The capacity-changing unit that capacity-changing unit in the hydraulic motor is become in the booster pump goes to carry out the booster pump function; Perhaps make capacity-changing unit lose the execution function, receive on the same pressure piping after promptly from original connected mode, withdrawing from the import and export of this capacity-changing unit, quite remove this capacity-changing unit; The adjustment capacity-changing unit can change the ratio of booster pump and hydraulic motor swept volume in this device when carrying out function.
Claims (6)
1. passive decreasing water distribution method that increases, reduces pressure is characterized in that: adopt that positive displacement passively increases, decompressor carries out the dividing potential drop water distribution, and pressure that this device exports and flow and required pressure and the flow of its water distribution object are complementary; Passively increase, decompressor is made up of booster pump and hydraulic motor; The power transmission shaft serial connection of booster pump and hydraulic motor and rotation synchronously; Booster pump is driven by hydraulic motor, and the delivery port of booster pump provides pressurized water, and the delivery port of hydraulic motor provides decompression water;
The water distribution main line provide power water to passively increase, the hydraulic motor of decompressor; The decompression water that directly is passed in the low pressure water distribution pipeline by the hydraulic motor delivery port is absorbed by low pressure water distribution object; In this low pressure water distribution pipeline during water shortage; Replenish not enough part to keep this water distribution pipeline pressure stability by the water distribution main line through reducing valve; Be that the reducing valve delivery port connects this low pressure water distribution pipeline, the water inlet of reducing valve connects the water distribution main line; When the water yield is superfluous in this low pressure water distribution pipeline; Absorb excess water to keep this low pressure water distribution pipeline pressure stability by the electric booster pump that is connected in parallel on these reducing valve two ends; Promptly the delivery port of this reducing valve is except connecing the water inlet that the low pressure water distribution pipeline also connects this electric booster pump, and this electric booster pump delivery port joins through ball-and-seat and water distribution main line.
2. the passive decreasing water distribution method that increases, reduces pressure according to claim 1 is characterized in that: passively increases, decompressor is according to the method for operation one or the method for operation two operations,
The method of operation one is: the water distribution of passively increase, the delivery port of the booster pump of decompressor and hydraulic motor being exported different pressures by the road respectively;
The method of operation two is: the water distribution of passively increase, the delivery port of the booster pump of decompressor and hydraulic motor being exported same pressure after merging by the road, and the two water inlet connects different pressures respectively and comes water pipeline.
3. the passive decreasing water distribution method that increases, reduces pressure according to claim 2 is characterized in that: adopt two or morely passively increase, decompressor carries out the dividing potential drop water distribution.
4. the passive decreasing water distribution method that increases, reduces pressure according to claim 3 is characterized in that: passively increase, serial connection each other between the decompressor: with of the method for operation one passively increase, the delivery port of decompressor booster pump connect by the road with another of the same manner operation passively increase, the booster pump water inlet of decompressor; Perhaps, with the method for operation two operation passive increase, the water inlet of decompressor booster pump increases by the road with mode one operation passive, the delivery port of decompressor hydraulic motor joins.
5. the passive decreasing water distribution method that increases, reduces pressure according to claim 4; It is characterized in that: the pressure stability of the low pressure water distribution pipeline of being kept for the water distribution needs; Can also make that join with it passive increases, the flow of other delivery port of decompressor changes with the demand of water distribution object, promptly realize the self adaptation adjustment of flow and device rotary speed.
6. the passive decreasing water distribution method that increases, reduces pressure according to claim 5; It is characterized in that: when passively increasing of causing of water distribution object variation, the adjustment of decompressor rotating speed self adaptation can not reach the matching degree of needs and when influencing water distribution efficient; Through to passively increase, the swept volume of decompressor booster pump and hydraulic motor adjusts; The ratio and making that changes the swept volume of the two passively increases, decompressor is operated in the appropriate rotating speed scope, realizes and water distribution object better matching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100720711A CN101624906B (en) | 2009-05-20 | 2009-05-20 | Passive pressure increasing and decreasing water distribution method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009100720711A CN101624906B (en) | 2009-05-20 | 2009-05-20 | Passive pressure increasing and decreasing water distribution method |
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| Publication Number | Publication Date |
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| CN101624906A CN101624906A (en) | 2010-01-13 |
| CN101624906B true CN101624906B (en) | 2012-02-08 |
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| CN2009100720711A Expired - Fee Related CN101624906B (en) | 2009-05-20 | 2009-05-20 | Passive pressure increasing and decreasing water distribution method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103590797A (en) * | 2013-08-26 | 2014-02-19 | 边威 | Pressurizing device with interchangeable core and injection allocation method of core change and parameter adjustment therefor |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104060973B (en) * | 2014-04-28 | 2016-07-06 | 中国石油化工股份有限公司 | The method that reasonable dividing point is established in the transformation of water-injection station dividing potential drop |
Citations (6)
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| US3144046A (en) * | 1963-02-25 | 1964-08-11 | Lockheed Aircraft Corp | Waterflood monitor and control system |
| CN2408491Y (en) * | 2000-03-06 | 2000-11-29 | 大庆石油管理局第六采油厂规划设计研究所 | Flow definite proportion controller |
| CN1279338A (en) * | 1999-07-06 | 2001-01-10 | 曹平生 | Electrically controlled layered injection and schedule of water for water injection wells in oil field |
| CN1525041A (en) * | 2003-09-16 | 2004-09-01 | 贵州航天凯山石油仪器有限公司 | Automatic adjustment method for injection allocation quantity of oil field water injection well |
| CN2851564Y (en) * | 2005-08-22 | 2006-12-27 | 孙殿新 | Intelligent water-flooding control system in oil field water distributing station |
| CN2926498Y (en) * | 2006-05-01 | 2007-07-25 | 大庆高新区隆迪石化科技有限公司 | Partial-pressure water filler of injection focusing system |
-
2009
- 2009-05-20 CN CN2009100720711A patent/CN101624906B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3144046A (en) * | 1963-02-25 | 1964-08-11 | Lockheed Aircraft Corp | Waterflood monitor and control system |
| CN1279338A (en) * | 1999-07-06 | 2001-01-10 | 曹平生 | Electrically controlled layered injection and schedule of water for water injection wells in oil field |
| CN2408491Y (en) * | 2000-03-06 | 2000-11-29 | 大庆石油管理局第六采油厂规划设计研究所 | Flow definite proportion controller |
| CN1525041A (en) * | 2003-09-16 | 2004-09-01 | 贵州航天凯山石油仪器有限公司 | Automatic adjustment method for injection allocation quantity of oil field water injection well |
| CN2851564Y (en) * | 2005-08-22 | 2006-12-27 | 孙殿新 | Intelligent water-flooding control system in oil field water distributing station |
| CN2926498Y (en) * | 2006-05-01 | 2007-07-25 | 大庆高新区隆迪石化科技有限公司 | Partial-pressure water filler of injection focusing system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103590797A (en) * | 2013-08-26 | 2014-02-19 | 边威 | Pressurizing device with interchangeable core and injection allocation method of core change and parameter adjustment therefor |
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| CN101624906A (en) | 2010-01-13 |
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Granted publication date: 20120208 Termination date: 20140520 |