CN202108474U - Remote multi-well wellhead chemical adding device for cluster well group - Google Patents
Remote multi-well wellhead chemical adding device for cluster well group Download PDFInfo
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- CN202108474U CN202108474U CN2011201639813U CN201120163981U CN202108474U CN 202108474 U CN202108474 U CN 202108474U CN 2011201639813 U CN2011201639813 U CN 2011201639813U CN 201120163981 U CN201120163981 U CN 201120163981U CN 202108474 U CN202108474 U CN 202108474U
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- metering pump
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- 239000000126 substance Substances 0.000 title claims abstract description 18
- 239000003129 oil well Substances 0.000 claims abstract description 14
- 239000007788 liquid Substances 0.000 claims description 18
- 238000001914 filtration Methods 0.000 claims description 17
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 230000007306 turnover Effects 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 15
- 239000001993 wax Substances 0.000 description 8
- 239000003814 drug Substances 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 6
- 239000012188 paraffin wax Substances 0.000 description 6
- 239000010779 crude oil Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000009530 blood pressure measurement Methods 0.000 description 3
- 238000007726 management method Methods 0.000 description 3
- 239000003112 inhibitor Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 210000005239 tubule Anatomy 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 235000013599 spices Nutrition 0.000 description 1
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- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
Abstract
A remote multi-well wellhead chemical adding device for cluster well groups is applied to wellhead chemical adding of the cluster well groups in oil fields. A pipeline and a ball valve are connected between the dosing tank and the high-pressure metering pump; the outlet pipeline of the high-pressure metering pump is connected with 5-15 electromagnetic valves in parallel, and the outlet of each electromagnetic valve is connected with a dosing port of an oil well through a pipeline; a check valve is connected on a pipeline from the outlet of the electromagnetic valve to the dosing port of the oil well; a pressure gauge is fixed on an outlet pipeline of the high-pressure metering pump, a backflow valve is connected on the outlet pipeline of the high-pressure metering pump, and a pipeline connected with the other end of the backflow valve is connected to a pipeline at the inlet end of the high-pressure metering pump; the control cabinet is connected with the high-pressure metering pump and the electromagnetic valve through wires; a wireless transmitting antenna is arranged in the control cabinet, and the control cabinet is in wireless communication with the remote control terminal. The effect is as follows: the remote operation of well site dosing and the automatic acquisition of dosing data are realized, so that the dosing of the oil field wellhead is more economical, the energy is saved, and the maintenance and the management are convenient.
Description
Technical field
The utility model relates to oil recovery technique field, oil field; Be particularly related to the well head dosing of oil field cluster well group; Be the long-range many wells well head of a kind of oil field cluster well group chemicals dosing plant, be applicable to adding of the various chemical agents of well head that carry out for the ordinary production of safeguarding oil well in the oil field.
Background technology
Crude oil in China is rich in wax; According to statistics, the content of wax almost accounts for 90% of whole output crude oil above 10% crude oil, and the content of wax of most of crude oil extraction is all more than 20%; That have even up to 40～50%; Thereby in the oil recovery manufacturing process in oil field, the down-hole string of oil well and gathering line just might be because the influences of wax deposition, cause problems such as the undesired or wellhead back pressure height of oil well production.Need carry out the clear wax control of tubing string, existing wax removal technology has mechanical paraffin removal, heat to wash down technology such as wax control, paraffin control with inhibitor, magnetic paraffin control, undercoating.At present use maximum dewaxing methods to be paraffin control with inhibitor, promptly adopt from well head and add the paraffin remover medicament, stop the formation of pit shaft wax dirt, thereby reduce wellhead back pressure, safeguard the ordinary production of oil well.
At present, tubing and casing being added the paraffin removing with chemical method agent is a ring necessary in the oil producing operation.The well head dosing still adopts conventional artificial regularly to go up well, use artificial simple and easy band densification close chemicals dosing plant with quantitative pharmacy by the disposable adding of oil sets annular space, indivedual oil district also adopts regularly dosing of medicine adding vehicle because the drawback of its existence:
(1) disposablely add fast, though front-end fee is few, later stage operating cost height and effect are difficult to guarantee;
(2) manually-operated, labor strength is big, and the dosing activity duration is long, meets sleety weather, can't guarantee road conditions difference and remote well dosing;
(3) employ that personnel are many, vehicle is many, management difficulty is big, does not meet oil field digital management needs.
Automatic Dosing technology in oil field can be divided into two big types by its power source: one type is early stage to utilize the well head oil-extractor polish-rod to move up and down to be the bank head machinery automatic medicine adding apparatus of power; Another kind of in recent years with pump as power source, adopt the well head chemicals dosing plant of programmable logic controller automatic control technology.Though before a kind of device utilized moving up and down of oil-extractor polish-rod as its power, the energy of effectively practicing thrift makes the wellhead assembly comparatively complicacy that becomes on the other hand; Increased the well maintenance difficulty, owing to the influence of the high casing pressure of oil well, therefore dosing pump outlet valve can fit badly in addition; Influence the dosing pump pump efficiency; Be exactly in addition can only unit to individual well, the adjusting that adds dose is the artificial Field adjustment of needs still, can't realize Long-distance Control.And adopt the well head automatic medicine adding apparatus of programmable logic controller automatic control technology in recent years, and realized the continuous and quantitative of well head dosing, improved dosing efficient.
The utility model content
The purpose of the utility model is: the long-range many wells well head of a kind of cluster well group chemicals dosing plant is provided; Realize automation remote control, the many wells of a machine of well mouth of oil well dosing; Minimizing personnel and vehicle employ number of times, significantly reduce the labour intensity of workman's dosing, dosing frequency and dose are accomplished meticulous controlled; Reduce well head dosing cost, satisfy the needs of oilfield.
The technical scheme that the utility model adopts is: the long-range many wells well head of cluster well group chemicals dosing plant, mainly form by dosing tank, ball valve, high-pressure metering pump, pressure meter, return valve, electromagnetic valve, flap valve, switch board and remote control terminal; Between the inlet of the outlet of dosing tank and high-pressure metering pump, be connected with pipeline, on the pipeline between dosing tank outlet and the high pressure measurement pump intake, be connected with ball valve; The high pressure measurement delivery side of pump is connected with pipeline, it is characterized in that: be parallel with 5～15 electromagnetic valves on the high-pressure metering pump outlet line, the outlet of each electromagnetic valve has pipeline to connect the dosing mouth of an oil well; To the pipeline of oil well dosing mouth, be connected with a flap valve at electromagnetic valve outlet; On the high-pressure metering pump outlet line, be fixed with a pressure meter; On the high-pressure metering pump outlet line, be connected with a return valve through threeway; The return valve other end is connected with pipeline, and the pipeline that the return valve other end connects is connected on the pipeline of high-pressure metering pump arrival end; Switch board has pilot to connect high-pressure metering pump, the control high-pressure metering pump; Switch board has pilot to connect electromagnetic valve, control electromagnetic valve; Wireless transmitting antenna is arranged in switch board, between switch board and the remote control terminal through wireless link.
Described dosing tank comprises medicine-chest body, content gauge, dosing flap, ingress filtering net and egress filtering net; The medicine-chest body is fixed on the base; The medicine-chest body is the cuboid container of stainless steel welding, and medicine-chest body top dosing mouth is fixed with the ingress filtering net, in the upper end of ingress filtering net the dosing flap is arranged; The dosing tank liquid outlet is positioned at the bottom of medicine-chest body; In the dosing tank liquid outlet, be fixed with the egress filtering net; Side outer wall at the medicine-chest body is fixed with content gauge, and content gauge adopts magnetic turnover panel content gauge; In content gauge, be fixed with liquid level sensor, have holding wire to be connected between liquid level sensor and the switch board, can change liquid level signal into the signal of telecommunication, realize the long-range demonstration of liquid level.
Fixing pump box body on base, described high-pressure metering pump, described pressure meter, described electromagnetic valve and said multichannel electromagnetic valve are fixed in the pump box body; The top that described switch board is fixed on the pump box body has; The discharge capacity control handle is arranged on the high-pressure metering pump, and the high pressure measurement pump delivery is regulated through the discharge capacity control handle.
Described switch board mainly is made up of RTU, wireless telecommunications part and relay.On gathering station point remote control terminal through remote control software with the dosing parameter that sets with the instruction form; Wireless network through the oil district sends to selected well site; Antenna through switch board receives instruction, and the RTU of switch board makes it to be in opening according to the adhesive that dose is controlled corresponding relay that adds of command request thereby power of electromagnetic valve is connected; And make the high-pressure metering pump action, thereby the Long-distance Control of the dosing that realizes.Simultaneously, the RTU of switch board passes through wireless network teletransmission to gathering station point terminal with dosing record that collects and dosing tank liquid level data, thereby realizes collection, monitoring and the control of well head dosing data.
The beneficial effect of the utility model: the long-range many wells well head of the utility model cluster well group chemicals dosing plant, the operated from a distance and the dosing data automatic collecting of realization well site dosing significantly reduce workman's labor; Dosing frequency and dose are accomplished meticulous controlled; Improved the validity and the economy of well head dosing, the evaporating, emitting, dripping or leaking of liquid or gas phenomenon of manual operation reduces, and has practiced thrift spice; Reduced influence to environment, make the oil field shaft mouth dosing more economy, energy conservation, maintain easily management.
Description of drawings
Fig. 1 is the long-range many wells well head of a utility model cluster well group chemicals dosing plant structural representation, also is long-range many wells dosing process chart.
Fig. 2 is a dosing tank side structure sketch map.
Fig. 3 is the left view of Fig. 2.
Among the figure, 1-casing, 2-content gauge, 3-antenna, 4-dosing flap; 5-ingress filtering net, 6-egress filtering net, 7-switch board, 8-high-pressure metering pump, 9-discharge capacity control handle; 10-dosing tank liquid outlet, 11-pressure meter, 12-electromagnetic valve, 13-multichannel electromagnetic valve; The 19-remote control terminal, 20-ball valve, 21-return valve, 22-flap valve.
The specific embodiment
Embodiment 1: with the long-range many wells well head of a cluster well group chemicals dosing plant is example, and the utility model is done further explain.
Consult Fig. 1.The long-range many wells well head of the utility model cluster well group chemicals dosing plant mainly is made up of dosing tank, ball valve 20, high-pressure metering pump 8, pressure meter 11, return valve 21, electromagnetic valve 12, flap valve 22, switch board 7 and remote control terminal 19.
Between the inlet of the outlet of dosing tank and high-pressure metering pump 8, be connected with pipeline, be connected with a ball valve 20 on the pipeline between dosing tank outlet and high-pressure metering pump 8 enter the mouth; The outlet of high-pressure metering pump 8 is connected with pipeline.Be parallel with eight electromagnetic valves 12 on high-pressure metering pump 8 outlet lines, the outlet of each electromagnetic valve 12 has stainless steel tubule line to connect the dosing mouth of an oil well.Export at electromagnetic valve 12 on the stainless steel tubule line of oil well dosing mouth and be connected with a flap valve 22.On high-pressure metering pump 8 outlet lines, be fixed with a pressure meter 11.On high-pressure metering pump 8 outlet lines, be connected with a return valve 21 through threeway, return valve 21 other ends are connected with pipeline, and the pipeline that return valve 21 other ends connect is connected on the pipeline of high-pressure metering pump 8 arrival ends.Switch board 7 has pilot to connect high-pressure metering pump 8; Switch board 7 has pilot to connect electromagnetic valve 12; Wireless transmitting antenna 3 is arranged in switch board 7, between switch board 7 and the remote control terminal 19 through wireless link.
Described dosing tank comprises medicine-chest body 1, content gauge 2, dosing flap 4, ingress filtering net 5 and egress filtering net 6; Medicine-chest body 1 is fixed on the base; Medicine-chest body 1 is the cuboid container of stainless steel welding.Medicine-chest body 1 top dosing mouth is fixed with ingress filtering net 5, in the upper end of ingress filtering net 5 dosing flap 4 is arranged.Dosing tank liquid outlet 10 is positioned at the bottom of medicine-chest body 1.In dosing tank liquid outlet 10, be fixed with egress filtering net 6.Side outer wall at medicine-chest body 1 is fixed with content gauge 2, and content gauge 2 adopts magnetic turnover panel content gauge.In content gauge 2, be fixed with liquid level sensor, have holding wire to be connected between liquid level sensor and the switch board 7.
Fixing pump box body on base, described high-pressure metering pump 8, described pressure meter 11, described electromagnetic valve 12 and said multichannel electromagnetic valve 13 are fixed in the pump box body; The top that described switch board 7 is fixed on the pump box body has; Discharge capacity control handle 9 is arranged on the high-pressure metering pump 8.
The use of the long-range many wells well head of summary cluster well group chemicals dosing plant.At first through the portable suction pump that is equipped with medicine is injected in the dosing tank through medicine-chest body 1 top dosing mouth, its injection rate can be checked through casing 1 other magnetic turnover panel content gauge 2.Regulate the discharge capacity control handle 9 on the high-pressure metering pump 8 then; Set the discharge capacity of high-pressure metering pump 8, last energized, see that indicator lamp is bright after; On control panel, make " manual " switch in " automatically " position; On the remote control terminal 19 of gathering station point, move remote control software then, on its interface, configure and required day of each well add dose, software can be set according to previous pumpage be converted into pump work time---administration timing of drug with it automatically; The wireless network of distinguishing through oil then; Dosing instruction is sent to selected well site, receive instruction through the antenna 3 of switch board 7, the RTU module of switch board 7 is then started working according to command request control high-pressure metering pump 8; And control multichannel electromagnetic valve 13 is connected the dosing mouth that each dosing valve nozzle, flap valve 22 and dosing pipeline are connected to each individual well successively; The dose that adds according to command request is given each well servicing medicine successively, and the dosing record and the dosing tank residual liquid level data that simultaneously the RTU module are collected are passed through wireless network teletransmission to gathering station point terminal 19, thereby realize collection, monitoring and the control of well head dosing data.
Claims (3)
1. the long-range many wells well head of a cluster well group chemicals dosing plant mainly is made up of dosing tank, ball valve (20), high-pressure metering pump (8), pressure meter (11), return valve (21), electromagnetic valve (12), flap valve (22), switch board (7) and remote control terminal (19); Between the inlet of the outlet of dosing tank and high-pressure metering pump (8), be connected with pipeline, be connected with ball valve (20) on the pipeline between dosing tank outlet and high-pressure metering pump (8) enter the mouth; The outlet of high-pressure metering pump (8) is connected with pipeline, it is characterized in that: be parallel with 5～15 electromagnetic valves (12) on high-pressure metering pump (8) outlet line, the outlet of each electromagnetic valve (12) has pipeline to connect the dosing mouth of an oil well; Export at electromagnetic valve (12) on the pipeline of oil well dosing mouth and be connected with a flap valve (22); On high-pressure metering pump (8) outlet line, be fixed with a pressure meter (11); On high-pressure metering pump (8) outlet line, be connected with a return valve (21) through threeway; Return valve (21) other end is connected with pipeline, and the pipeline that return valve (21) other end connects is connected on the pipeline of high-pressure metering pump (8) arrival end; Switch board (7) has pilot to connect high-pressure metering pump (8); Switch board (7) has pilot to connect electromagnetic valve (12); Wireless transmitting antenna (3) is arranged in switch board (7), between switch board (7) and the remote control terminal (19) through wireless link.
2. the long-range many wells well head of cluster well group according to claim 1 chemicals dosing plant is characterized in that: described dosing tank comprises medicine-chest body (1), content gauge (2), dosing flap (4), ingress filtering net (5) and egress filtering net (6); Medicine-chest body (1) is fixed on the base; Medicine-chest body (1) is the cuboid container of stainless steel welding, and medicine-chest body (1) top dosing mouth is fixed with ingress filtering net (5), in the upper end of ingress filtering net (5) dosing flap (4) is arranged; Dosing tank liquid outlet (10) is positioned at the bottom of medicine-chest body (1); In dosing tank liquid outlet (10), be fixed with egress filtering net (6); Side outer wall at medicine-chest body (1) is fixed with content gauge (2), and content gauge (2) adopts magnetic turnover panel content gauge; In content gauge (2), be fixed with liquid level sensor, have holding wire to be connected between liquid level sensor and the switch board (7).
3. the long-range many wells well head of cluster well group according to claim 1 chemicals dosing plant; It is characterized in that: fixing pump box body on base, described high-pressure metering pump (8), described pressure meter (11), described electromagnetic valve (12) and said multichannel electromagnetic valve (13) are fixed in the pump box body; The top that described switch board (7) is fixed on the pump box body has; Discharge capacity control handle (9) is arranged on the high-pressure metering pump (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201639813U CN202108474U (en) | 2011-05-20 | 2011-05-20 | Remote multi-well wellhead chemical adding device for cluster well group |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201639813U CN202108474U (en) | 2011-05-20 | 2011-05-20 | Remote multi-well wellhead chemical adding device for cluster well group |
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| CN202108474U true CN202108474U (en) | 2012-01-11 |
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| CN2011201639813U Expired - Lifetime CN202108474U (en) | 2011-05-20 | 2011-05-20 | Remote multi-well wellhead chemical adding device for cluster well group |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102749418A (en) * | 2012-06-26 | 2012-10-24 | 苏州国环环境检测有限公司 | Standard adding device for recovery detection |
| CN103696736A (en) * | 2012-09-27 | 2014-04-02 | 中国石油天然气股份有限公司 | Paraffin removal device of oil collecting pipeline |
| CN104179475A (en) * | 2013-05-27 | 2014-12-03 | 中国石油天然气股份有限公司 | Multi-well wellhead dosing device with backflow self-protection multi-path electromagnetic valve island |
| CN104632156A (en) * | 2013-11-08 | 2015-05-20 | 中国石油天然气股份有限公司 | Cluster gas well dosing device and intelligent accumulated liquid diagnosis and calculation method |
| CN107939340A (en) * | 2017-11-11 | 2018-04-20 | 中国石油天然气股份有限公司 | Method and device for optimizing oil well paraffin removal system and dosing control chart |
| CN108286425A (en) * | 2018-04-16 | 2018-07-17 | 陕西明特石油技术有限公司 | The accurate quantitative filling device of the more pit shaft desulfurizing agents of remote control well group and charging method |
| CN109505564A (en) * | 2017-09-14 | 2019-03-22 | 中国石油天然气股份有限公司 | Method and device for acquiring oil well dosing information and storage medium |
| CN110107259A (en) * | 2019-05-28 | 2019-08-09 | 西安利都仪表测控设备有限公司 | A kind of oilfield chemical dosing device |
| CN110485967A (en) * | 2019-08-20 | 2019-11-22 | 中国石油天然气股份有限公司 | A kind of defroster of double medicament well mouth of oil well dosing pipelines and antifreeze method |
| CN112627775A (en) * | 2020-11-24 | 2021-04-09 | 中国石油天然气股份有限公司 | Cluster oil well multi-wellhead wheel-patrol drip-type injection system and method |
| CN113250654A (en) * | 2021-06-29 | 2021-08-13 | 胜利油田东强机电设备制造有限公司 | Remote oil field wellhead automatic control movable dosing system |
-
2011
- 2011-05-20 CN CN2011201639813U patent/CN202108474U/en not_active Expired - Lifetime
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102749418A (en) * | 2012-06-26 | 2012-10-24 | 苏州国环环境检测有限公司 | Standard adding device for recovery detection |
| CN103696736A (en) * | 2012-09-27 | 2014-04-02 | 中国石油天然气股份有限公司 | Paraffin removal device of oil collecting pipeline |
| CN104179475A (en) * | 2013-05-27 | 2014-12-03 | 中国石油天然气股份有限公司 | Multi-well wellhead dosing device with backflow self-protection multi-path electromagnetic valve island |
| CN104632156B (en) * | 2013-11-08 | 2019-02-15 | 中国石油天然气股份有限公司 | Cluster gas well dosing device and intelligent accumulated liquid diagnosis and calculation method |
| CN104632156A (en) * | 2013-11-08 | 2015-05-20 | 中国石油天然气股份有限公司 | Cluster gas well dosing device and intelligent accumulated liquid diagnosis and calculation method |
| CN109505564A (en) * | 2017-09-14 | 2019-03-22 | 中国石油天然气股份有限公司 | Method and device for acquiring oil well dosing information and storage medium |
| CN109505564B (en) * | 2017-09-14 | 2022-01-04 | 中国石油天然气股份有限公司 | Method and device for acquiring oil well dosing information and storage medium |
| CN107939340A (en) * | 2017-11-11 | 2018-04-20 | 中国石油天然气股份有限公司 | Method and device for optimizing oil well paraffin removal system and dosing control chart |
| CN107939340B (en) * | 2017-11-11 | 2019-12-20 | 中国石油天然气股份有限公司 | Method and device for optimizing paraffin removal system of oil well |
| CN108286425A (en) * | 2018-04-16 | 2018-07-17 | 陕西明特石油技术有限公司 | The accurate quantitative filling device of the more pit shaft desulfurizing agents of remote control well group and charging method |
| CN110107259A (en) * | 2019-05-28 | 2019-08-09 | 西安利都仪表测控设备有限公司 | A kind of oilfield chemical dosing device |
| CN110485967A (en) * | 2019-08-20 | 2019-11-22 | 中国石油天然气股份有限公司 | A kind of defroster of double medicament well mouth of oil well dosing pipelines and antifreeze method |
| CN112627775A (en) * | 2020-11-24 | 2021-04-09 | 中国石油天然气股份有限公司 | Cluster oil well multi-wellhead wheel-patrol drip-type injection system and method |
| CN113250654A (en) * | 2021-06-29 | 2021-08-13 | 胜利油田东强机电设备制造有限公司 | Remote oil field wellhead automatic control movable dosing system |
| CN113250654B (en) * | 2021-06-29 | 2021-10-01 | 胜利油田东强机电设备制造有限公司 | Remote oil field wellhead automatic control movable dosing system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120111 |