CN107339082A - Well head kelvin effect electric heater unit - Google Patents
Well head kelvin effect electric heater unit Download PDFInfo
- Publication number
- CN107339082A CN107339082A CN201710631772.9A CN201710631772A CN107339082A CN 107339082 A CN107339082 A CN 107339082A CN 201710631772 A CN201710631772 A CN 201710631772A CN 107339082 A CN107339082 A CN 107339082A
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- Prior art keywords
- well head
- power cable
- pipeline
- iii
- power supply
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B36/00—Heating, cooling, insulating arrangements for boreholes or wells, e.g. for use in permafrost zones
- E21B36/04—Heating, cooling, insulating arrangements for boreholes or wells, e.g. for use in permafrost zones using electrical heaters
Abstract
Well head kelvin effect electric heater unit.The present invention relates to a kind of well head kelvin effect electric heater unit.The under ground portion of described well head pipeline sets waterproof thermocouple, described well head pipeline connection well head valve group, the bottom connection power supply contact I of described well head valve group, the outer surface of described power supply contact I sets Power cable protective pipe I, load the power cable I of connection power supply contact in described Power cable protective pipe I, described power cable I is connected in electric cabinet, extend power cable II and feed cable in described electric cabinet, Power cable protective pipe II and feed cable protection pipe are inserted in respectively in the outer surface of described power cable II and feed cable.The present invention is used for well head kelvin effect electrical heating.
Description
Technical field
The present invention relates to a kind of well head kelvin effect electric heater unit.
Background technology
Oil field oil well pressure can raise during collecting defeated caused by the too low poor fluidity of oil temperature, particularly in the winter time, because
Oil is lumpd in pipeline and wax deposition often results in oil pipeline blocking, and many troubles are brought to oil field production.
To ensure that oil transportation is smooth, it is necessary to the oil in pipeline is heated, heat tracing, the heat tracing mode used in the past
Because fault rate is high, maintenance cost is high, and service life is short, it is difficult to ensures heat insulation effect, can not meet the production needs in oil field.
The content of the invention
It is an object of the invention to provide a kind of well head kelvin effect electric heater unit, stable and reliable operation, safety and environmental protection are exempted from
Safeguard, can remote monitoring, fact proved that the technology is ripe pipeline heating heat tracing technology, be oil field oil gathering line adds
The ideal style of hot heat tracing.
Above-mentioned purpose is realized by following technical scheme：
A kind of well head kelvin effect electric heater unit, its composition include well head pipeline III 1, the underground of described well head pipeline III 1
Part sets waterproof thermocouple I 2, and described well head pipeline III 1 connection well head valve group I 3, the bottom of described well head valve group I 3 connects
Power supply contact I 4 is connect, the outer surface of described power supply contact I 4 sets Power cable protective pipe I 5, the protection of described power cable
Loading the power cable I 6 of connection power supply contact in pipe I 5, described power cable I 6 is connected in electric cabinet I 7,
Extend power cable II 8 and feed cable I 9, described power cable II 8 and feed cable in described electric cabinet I 7
Power cable protective pipe II 10 and feed cable protection pipe I 11 are inserted in I 9 outer surface respectively,
Described power cable II 8 connects the power supply contact II 12 being arranged on well head pipeline III 1, described power supply contact II 12
Connect water mixing pipeline I 13；
Include remote transmission module, described remote transmission module connection pressure control module and temperature in described electric cabinet I 7
Control module, described remote transmission module are transmitted by RS485 interfaces, described temperature control modules connection temp probe,
Described pressure control module connection pressure probe, described temp probe are arranged in well head pipeline III 1 with pressure probe.
A kind of described well head kelvin effect electric heater unit, its composition include well head pipeline I 25, described well head pipeline
I 25 connection well head valve groups II 14, the bottom connection power supply contact II 24 of described well head valve group II 14, described power supply contact II
24 outer surface sets Power cable protective pipe III 15, and connection power supply contact is loaded in described Power cable protective pipe III 15
Power cable III 16, described power cable III 16 are connected in electric cabinet II 17,
Extend power cable IV 18 in described electric cabinet II 17, power electric is inserted in the outer surface of described power cable IV 18
In cable protection pipe IV 19,
Described well head pipeline I 25 is connected in well head heater 20, extends well head pipeline in described well head heater 20
II 21, the under ground portion of described well head pipeline II 21 sets waterproof thermocouple II 22, a left side for described waterproof thermocouple II 22
End sets power supply contact III 23, and described power supply contact III 23 is arranged on well head pipeline II 21.
Described well head kelvin effect electric heater unit, temperature sensor 26, pressure are set on described well head pipeline III 1
Sensor 27, flowmeter 28 and aqueous instrument 29, described temperature sensor 26, pressure sensor 27, flowmeter 28 with it is aqueous
Data signal transmission to oil recovery ore deposit directorial area or station, described oil recovery ore deposit directorial area or station are carried out data by instrument 29 by network
Transmission.
The installation method of described well head kelvin effect electric heater unit, is realized by following steps：
The first step：Stop well and cut-out platform output channel；
Second step：Pipeline purging processing is carried out to the output channel for stopping Jing Chu, checks weld；
3rd step：Well head standpipe and platform manifold trunk junction are found, cuts off elbow and the junction of standpipe and manifold trunk；
4th step：Power cable is penetrated into platform manifold trunk；
5th step：The power cable for penetrating platform manifold trunk is drawn into power cable by standpipe and the mouth of pipe of manifold trunk junction
2.5m, and penetrate standpipe；
6th step：Weld the pipeline of the 3rd step cut-out；
7th step：Power cable is accessed into electric cabinet；
8th step：Starting electric cabinet makes power cable be powered.
Beneficial effect：
1. the tensile strength of the present invention, resistant to mechanical damage ability are high.
2. the explosion prevention function of the present invention is strong, the system itself forms insulation system, is that oil pipeline outer surface is not charged, defeated
Oil-piping does safety ground, ensures that oil pipeline is zero potential all the time, accomplishes safe and reliable.
3. the heat resisting temperature of the present invention is high, the upper limit temperature of heat tolerance is 160 degree.
4. the good energy-conserving effect of the present invention, saved compared with common heating cable up to 35%.
5. the homogeneous heating of the present invention, medium-frequency harmonic collection skin electrical heating, heat tracing head and the tail temperature is uniform, is not in office
Portion's superheating phenomenon, heating voltage is improved with the lengthening of oil pipeline.
6. the strong adaptability of the present invention, has a wide range of application, adapts to guarantor mild heat of all long, medium and short apart from petroleum pipeline.
7. the service life length of the present invention, maintenance capacity are few.
Brief description of the drawings：
Accompanying drawing 1 is the well head heat protocol structural representation of the present invention.
Accompanying drawing 2 is the structural representation that the present invention cancels well head heater.
Accompanying drawing 3 is the remote control signal flow chart of the present invention.
Embodiment：
Embodiment 1
A kind of well head kelvin effect electric heater unit, its composition include well head pipeline III 1, the underground of described well head pipeline III 1
Part sets waterproof thermocouple I 2, and described well head pipeline III 1 connection well head valve group I 3, the bottom of described well head valve group I 3 connects
Power supply contact I 4 is connect, the outer surface of described power supply contact I 4 sets Power cable protective pipe I 5, the protection of described power cable
Loading the power cable I 6 of connection power supply contact in pipe I 5, described power cable I 6 is connected in electric cabinet I 7,
Extend power cable II 8 and feed cable I 9, described power cable II 8 and feed cable in described electric cabinet I 7
Power cable protective pipe II 10 and feed cable protection pipe I 11 are inserted in I 9 outer surface respectively,
Described power cable II 8 connects the power supply contact II 12 being arranged on well head pipeline III 1, described power supply contact II
12 connection water mixing pipelines I 13；
Include remote transmission module, described remote transmission module connection pressure control module and temperature in described electric cabinet I 7
Control module, described remote transmission module are transmitted by RS485 interfaces, described temperature control modules connection temp probe,
Described pressure control module connection pressure probe, described temp probe are arranged in well head pipeline III 1 with pressure probe.
Embodiment 2
A kind of described well head kelvin effect electric heater unit, its composition include well head pipeline I 25, described well head pipeline I 25
Connect well head valve group II 14, the bottom connection power supply contact II 24 of described well head valve group II 14, described power supply contact II 24
Outer surface Power cable protective pipe III 15 is set, the dynamic of connection power supply contact is loaded in described Power cable protective pipe III 15
Power cable III 16, described power cable III 16 are connected in electric cabinet II 17,
Extend power cable IV 18 in described electric cabinet II 17, power electric is inserted in the outer surface of described power cable IV 18
In cable protection pipe IV 19,
Described well head pipeline I 25 is connected in well head heater 20, extends well head pipeline in described well head heater 20
II 21, the under ground portion of described well head pipeline II 21 sets waterproof thermocouple II 22, a left side for described waterproof thermocouple II 22
End sets power supply contact III 23, and described power supply contact III 23 is arranged on well head pipeline II 21.
Embodiment 3
Well head kelvin effect electric heater unit described in embodiment 2, set on described well head pipeline III 1 temperature sensor 26,
Pressure sensor 27, flowmeter 28 and aqueous instrument 29, described temperature sensor 26, pressure sensor 27, flowmeter 28 with
Aqueous instrument 29 carries out at data signal transmission to oil recovery ore deposit directorial area or station, described oil recovery ore deposit directorial area or station by network
Data transfer.
Embodiment 4
The installation method of well head kelvin effect electric heater unit described in embodiment 1, is realized by following steps：
The first step：Stop well and cut-out platform output channel；
Second step：Pipeline purging processing is carried out to the output channel for stopping Jing Chu, checks weld；
3rd step：Well head standpipe and platform manifold trunk junction are found, cuts off elbow and the junction of standpipe and manifold trunk；
4th step：Power cable is penetrated into platform manifold trunk；
5th step：The power cable for penetrating platform manifold trunk is drawn into power cable by standpipe and the mouth of pipe of manifold trunk junction
2.5m, and penetrate standpipe；
6th step：Weld the pipeline of the 3rd step cut-out；
7th step：Power cable is accessed into electric cabinet；
8th step：Starting electric cabinet makes power cable be powered.
Embodiment 5
Well head kelvin effect electric heater unit described in embodiment 2, by the well head pipeline of well head after crude oil is extracted out from shaft bottom
With after well head valve group into petroleum pipeline；Described well head heater 20 acts on well head, and described well head heater 20 is
Power distribution cabinet, the transformer regulation voltage in described power distribution cabinet directly act on well head.
Certainly, described above is not limitation of the present invention, and the present invention is also not limited to the example above, this technology neck
The variations, modifications, additions or substitutions that the technical staff in domain is made in the essential scope of the present invention, it should also belong to the present invention's
Protection domain.
Claims (4)
1. a kind of well head kelvin effect electric heater unit, it is characterized in that：Its composition includes well head pipeline III（1）, described well head
Pipeline III（1）Under ground portion waterproof thermocouple I is set（2）, described well head pipeline III（1）Connect well head valve group I（3）, institute
The well head valve group I stated（3）Bottom connection power supply contact I（4）, described power supply contact I（4）Outer surface set power cable
Protection pipe I（5）, described Power cable protective pipe I（5）The interior power cable I for loading connection power supply contact（6）, described is dynamic
Power cable I（6）It is connected to electric cabinet I（7）It is interior,
Described electric cabinet I（7）Inside extend power cable II（8）With feed cable I（9）, described power cable II（8）With
Feed cable I（9）Outer surface be inserted in Power cable protective pipe II respectively（10）With feed cable protection pipe I（11）,
Described power cable II（8）Connection is arranged on well head pipeline III（1）On power supply contact II（12）, described power supply connects
Point II（12）Connect water mixing pipeline I（13）；
Described electric cabinet I（7）It is interior to connect pressure control module and temperature including remote transmission module, described remote transmission module
Control module is spent, described remote transmission module is transmitted by RS485 interfaces, and described temperature control modules connection temperature is visited
Head, described pressure control module connection pressure probe, described temp probe are arranged at well head pipeline III with pressure probe
（1）It is interior.
2. a kind of described well head kelvin effect electric heater unit, it is characterized in that：Its composition includes well head pipeline I（25）, it is described
Well head pipeline I（25）Connect well head valve group II（14）, described well head valve group II（14）Bottom connection power supply contact II
（24）, described power supply contact II（24）Outer surface set Power cable protective pipe III（15）, described power cable protection
Pipe III（15）The interior power cable III for loading connection power supply contact（16）, described power cable III（16）It is connected to electric cabinet II
（17）It is interior,
Described electric cabinet II（17）Inside extend power cable IV（18）, described power cable IV（18）Outer surface be inserted in
Power cable protective pipe IV（19）It is interior,
Described well head pipeline I（25）It is connected to well head heater（20）Interior, described well head heater（20）Inside extend well
Mouth pipeline II（21）, described well head pipeline II（21）Under ground portion waterproof thermocouple II is set（22）, described anti-hydro-thermal
Galvanic couple II（22）Left end set power supply contact III（23）, described power supply contact III（23）It is arranged on well head pipeline II（21）
On.
3. well head kelvin effect electric heater unit according to claim 2, it is characterized in that：Described well head pipeline III（1）
Upper setting temperature sensor（26）, pressure sensor（27）, flowmeter（28）With aqueous instrument（29）, described temperature sensor
（26）, pressure sensor（27）, flowmeter（28）With aqueous instrument（29）By data signal transmission to oil recovery ore deposit directorial area or station,
Described oil recovery ore deposit directorial area or station is carried out data transmission by network.
4. the installation method of well head kelvin effect electric heater unit according to claim 1 or 2, it is characterized in that：By with
Lower step is realized：
The first step：Stop well and cut-out platform output channel；
Second step：Pipeline purging processing is carried out to the output channel for stopping Jing Chu, checks weld；
3rd step：Well head standpipe and platform manifold trunk junction are found, cuts off elbow and the junction of standpipe and manifold trunk；
4th step：Power cable is penetrated into platform manifold trunk；
5th step：The power cable for penetrating platform manifold trunk is drawn into power cable by standpipe and the mouth of pipe of manifold trunk junction
2.5m, and penetrate standpipe；
6th step：Weld the pipeline of the 3rd step cut-out；
7th step：Power cable is accessed into electric cabinet；
8th step：Starting electric cabinet makes power cable be powered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710631772.9A CN107339082B (en) | 2017-07-28 | 2017-07-28 | Well head kelvin effect electric heater unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710631772.9A CN107339082B (en) | 2017-07-28 | 2017-07-28 | Well head kelvin effect electric heater unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107339082A true CN107339082A (en) | 2017-11-10 |
| CN107339082B CN107339082B (en) | 2019-07-05 |
Family
ID=60216600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710631772.9A Active CN107339082B (en) | 2017-07-28 | 2017-07-28 | Well head kelvin effect electric heater unit |
Country Status (1)
| Country | Link |
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| CN (1) | CN107339082B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3632976A (en) * | 1968-06-17 | 1972-01-04 | Chisso Corp | Differential and/or discontinuous heating along pipelines by heat-generating pipes utilizing skin-effect current |
| CN2095278U (en) * | 1991-06-19 | 1992-02-05 | 中国石油天然气总公司辽河设计院 | Electric heater for oil well |
| US5126037A (en) * | 1990-05-04 | 1992-06-30 | Union Oil Company Of California | Geopreater heating method and apparatus |
| US5713415A (en) * | 1995-03-01 | 1998-02-03 | Uentech Corporation | Low flux leakage cables and cable terminations for A.C. electrical heating of oil deposits |
| CN2330780Y (en) * | 1998-01-13 | 1999-07-28 | 李载敏 | Full-course electroheating device for oil well pumping tube |
| CN2344539Y (en) * | 1998-03-19 | 1999-10-20 | 赵河 | Electrothermal electromagnetic eddy oil production equipment |
| CN105178913A (en) * | 2015-08-05 | 2015-12-23 | 李宾飞 | Natural gas power generation electric heating wax removing and preventing device based on skin effect and application thereof |
| CN205349298U (en) * | 2016-01-13 | 2016-06-29 | 陕西济龙科工贸有限公司 | Stifled device can be separated to natural gas well hollow tube electric heat |
-
2017
- 2017-07-28 CN CN201710631772.9A patent/CN107339082B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3632976A (en) * | 1968-06-17 | 1972-01-04 | Chisso Corp | Differential and/or discontinuous heating along pipelines by heat-generating pipes utilizing skin-effect current |
| US5126037A (en) * | 1990-05-04 | 1992-06-30 | Union Oil Company Of California | Geopreater heating method and apparatus |
| CN2095278U (en) * | 1991-06-19 | 1992-02-05 | 中国石油天然气总公司辽河设计院 | Electric heater for oil well |
| US5713415A (en) * | 1995-03-01 | 1998-02-03 | Uentech Corporation | Low flux leakage cables and cable terminations for A.C. electrical heating of oil deposits |
| CN2330780Y (en) * | 1998-01-13 | 1999-07-28 | 李载敏 | Full-course electroheating device for oil well pumping tube |
| CN2344539Y (en) * | 1998-03-19 | 1999-10-20 | 赵河 | Electrothermal electromagnetic eddy oil production equipment |
| CN105178913A (en) * | 2015-08-05 | 2015-12-23 | 李宾飞 | Natural gas power generation electric heating wax removing and preventing device based on skin effect and application thereof |
| CN205349298U (en) * | 2016-01-13 | 2016-06-29 | 陕西济龙科工贸有限公司 | Stifled device can be separated to natural gas well hollow tube electric heat |
Non-Patent Citations (2)
| Title |
|---|
| 李文智: "井口管道集肤效应防凝装置的设计与应用", 《化学管理》 * |
| 赵乾坤等: "原油管道防凝措施研究", 《中国石油和化工标准与质量》 * |
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| Publication number | Publication date |
|---|---|
| CN107339082B (en) | 2019-07-05 |
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| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Baikun Inventor after: Wu Handong Inventor before: Li Baikun Inventor before: Wu Donghan |
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| GR01 | Patent grant |