CN2299149Y - Electrical heating appts. for extracting petroleum from deep well - Google Patents
Electrical heating appts. for extracting petroleum from deep well Download PDFInfo
- Publication number
- CN2299149Y CN2299149Y CN 97204981 CN97204981U CN2299149Y CN 2299149 Y CN2299149 Y CN 2299149Y CN 97204981 CN97204981 CN 97204981 CN 97204981 U CN97204981 U CN 97204981U CN 2299149 Y CN2299149 Y CN 2299149Y
- Authority
- CN
- China
- Prior art keywords
- electric
- power
- oil
- circuit
- oil pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000010438 heat treatment Methods 0.000 title abstract description 9
- 239000003208 petroleum Substances 0.000 title abstract description 5
- 230000006698 induction Effects 0.000 claims abstract description 16
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 9
- 239000004020 conductor Substances 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 238000009413 insulation Methods 0.000 claims description 6
- 229910052770 Uranium Inorganic materials 0.000 claims description 2
- 238000005065 mining Methods 0.000 claims description 2
- 229910052721 tungsten Inorganic materials 0.000 claims description 2
- 229910052720 vanadium Inorganic materials 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims description 2
- 238000000605 extraction Methods 0.000 claims 3
- 230000005611 electricity Effects 0.000 abstract description 7
- 238000009434 installation Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 24
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 239000010779 crude oil Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000565 sealant Substances 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
Images
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- General Induction Heating (AREA)
Abstract
The utility model provides an electrical heating apparatus for extracting petroleum from deep wells. A high-frequency induction heating apparatus is composed of a high-frequency power supply controller which is connected with an oil tube through power supply conducting wires and a plurality of induction heaters which are sheathed on the oil tube body, wherein, the induction heaters are connected in series mutually. The power supply controller can convert three-phase power-frequency electricity into single-phase high-frequency electricity which can be inputted to the induction heaters and the oil tube, and then electrical energy can be converted into heat energy, so that petroleum in the oil tube can be heated. The utility model has the advantages of novel structure, high heat efficiency, convenient installation and maintenance and convenient operation, and is of a novel electrical heating apparatus for extracting petroleum.
Description
The utility model relate to a kind of from deep-well the device of recover petroleum, especially a kind of electric heater unit of producing well.
In the exploitation of carrying out oil, the particularly exploitation of high viscous crude oil in order to ensure the flowability of oil, prevents that oil from condensing or stop up well casing, adopted the heating oil recovery device usually from deep-well extracts.As the extracting device of oil of existing power frequency electric heating rod formula, mainly adopt power frequency supply to connect and compose closed circuit, oil under institute's hot heated well that has a resistance by cable and hollow rod.But need to adopt hollow rod, it installs complicated, and the thermal efficiency is low, short circuit and disconnected bar fault easily takes place, and influence normal oil producing operation.
The purpose of the utility model provides a kind of improved producing well electric heater unit, makes its structure novel, and thermal efficiency height is easy to assembling and safeguards, and is safe and convenient to use.
For achieving the above object; solution of the present utility model is: adopt to be connected the high frequency electric source controller of being formed that the three-phase main-frequency electricity is become the 500Hz-15KHz single-phase electricity by rectification, filtering, inversion, holding circuit and transformer; one in the out-put supply lead of controller is connected in oil pipe top, another root connects and connects and composes closed circuit with the oil pipe bottom after several are set in induction heater on the oil pipe, consists of high-frequency induction heating apparatus.
Because the utility model has adopted high-frequency induction heating apparatus, the three-phase main-frequency electricity is transformed to single-phase high-frequency electrical inputs to induction heater and oil pipe, form resistance heat, eddy current heat, hysteresis heat, convert electric energy to heat energy, oil in the heating oil pipe, and be sleeved on several inductors of connecting mutually on the oil pipe and constitute the relay heating again, guarantee in the oil exploitation to improve the output quantity of crude oil in the flowability of whole oil well.The utility model bases oneself upon and utilizes original oil production equipment, does not change existing oil production technology, its novel structure, and thermal efficiency height, installation, maintenance, easy to use, stable and reliable for performance, be a kind of novel oil exploitation electric heater unit.
Below in conjunction with drawings and Examples the utility model is described in further detail.
Fig. 1 is the utility model syndeton schematic diagram.
Fig. 2 is the basic circuit diagram of power-supply controller of electric DY among Fig. 1.
Fig. 3 is the amplification view of induction heater GY among Fig. 1.
As shown in Figure 1, the utility model is transformed into the power frequency three-phase electricity by power-supply controller of electric DY the high frequency single phase poaer supply of 500Hz-15KHz, the out-put supply lead (1) of controller DY is connected in the top of oil pipe (3), and another root out-put supply lead (2) several suits of connecting are fixed in and are connected in oil pipe (3) bottom tube wall behind the induction heater GY on the oil pipe (3) and constitute closed circuit.
With reference to accompanying drawing 2; power-supply controller of electric DY is made up of rectification circuit (4), filter circuit (5), inverter circuit (7), holding circuit (6,8) and transformer B; three phase worker power line (V, U, W) connects rectification circuit (4) through K switch M; rectification circuit (4) connects filter circuit (5); filter circuit (5) connects inverter circuit (7); inverter circuit (7) connects over-voltage over-current protection circuit (6,8) and output transformer B again respectively, and two output lines of transformer B are two out-put supply leads (1,2) of power-supply controller of electric.Power-supply controller of electric DY is transformed into the three-phase main-frequency electricity the single-phase high frequency electric source of 500Hz-15KHz.The rectification circuit of power-supply controller of electric DY adopts the three phase full bridge rectification, selects rectification module for use.Filter circuit (5) is by capacitor C
1-2And resistance R
1-2The electric capacity total amount that connects to form is the trapezoidal filtering circuit of the large bulk capacitance of 3300～6600UF.The single-phase full bridge inverter circuit that inverter circuit (7) is made up of high power module IGBT or Intelligent Power Module IPM, module V
1-4A
1-4Pin connects over-current detection, B
1-4And E
1-4Pin connects trigger control circuit.Holding circuit (6) is by diode D
7, resistance R
3And capacitor C
3The excess voltage protection that connects to form.Holding circuit (8) is the current foldback circuit that is connected to form by current sensor H.
Referring to Fig. 3, the cannula-like body that induction heater GY is made up of copper electric conductor (13), heat-insulating layer (12) and the oversheath (11) of partiting thermal insulation sealant (14), external application insulating layer.The sealed insulation layer of being made by partiting thermal insulation material silicic acid aluminium (14) fits on oil pipe (3) outer wall, sealed insulation layer (14) outside interlocks the copper electric conductor (13) that is turned to spiral winding by the flat type copper wire that is covered with insulating layer, the partiting thermal insulation sealant (12) that copper conductor (13) outer wrap is made by insulating glass cloth and high temperature insulation glue, the outside oversheath of jacket metal sheet (11) again of insulating layer (12), the both ends of oversheath (11) are connected and fixed by clip (10).The power lead connection-peg (9) that connects copper conductor (13) is housed respectively on the ring surface of the two ends of inductor GY, is sleeved between several induction heaters GY on the oil pipe (3) by its connection-peg and connects power lead connection that is in series.
Claims (4)
1, a kind of electric heater unit of deep mining oil, it connects oil pipe by power-supply controller of electric by two power leads and forms, it is characterized in that power-supply controller of electric is by three phase worker power line (V, U, W) connect rectification circuit (4) successively, filter circuit (5), be the high frequency electric source controller DY of the single-phase high frequency electric source of 500Hz-15KHz with the frequency behind inverter circuit (7) and the transformer B, the out-put supply lead (1) of controller DY is connected in the top of oil pipe (3), another root out-put supply lead (2) several suits of connecting are fixed in and are connected in oil pipe (3) bottom tube wall behind the induction heater GY on the oil pipe (3) and constitute closed circuit.
2, deep-well oil-extraction electric heater according to claim 1; it is characterized in that the single-phase full bridge inverter circuit that the inverter circuit (7) of power-supply controller of electric DY is made up of high power module IGBT or Intelligent Power Module IPM, the current foldback circuit (8) that inverter circuit (7) also connects overvoltage crowbar (6) respectively and connected to form by current sensor H.
3, deep-well oil-extraction electric heater according to claim 1, it is characterized in that induction heater GY for by internal layer outwards successively jacket connect the cannula-like body that copper electric conductor (13), heat-insulating layer (12) and the oversheath (11) of sealed insulation layer (14), external application insulating layer are formed, the power lead connection-peg (9) that connects copper conductor (13) is housed respectively on the two ends ring surface of inductor GY, and several induction heaters that are sleeved on the oil pipe (3) are connected in series mutually by its connection-peg connection power lead.
4, deep-well oil-extraction electric heater according to claim 3 is characterized in that the copper electric conductor (13) of induction heater GY turns to spiral winding for the flat type copper wire that is covered with insulating layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97204981 CN2299149Y (en) | 1997-04-28 | 1997-04-28 | Electrical heating appts. for extracting petroleum from deep well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97204981 CN2299149Y (en) | 1997-04-28 | 1997-04-28 | Electrical heating appts. for extracting petroleum from deep well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2299149Y true CN2299149Y (en) | 1998-12-02 |
Family
ID=33925322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97204981 Expired - Fee Related CN2299149Y (en) | 1997-04-28 | 1997-04-28 | Electrical heating appts. for extracting petroleum from deep well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2299149Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101631404B (en) * | 2009-08-19 | 2011-11-23 | 阮海深 | Magnetocaloric driver system and control method thereof |
| CN112324390A (en) * | 2020-10-30 | 2021-02-05 | 陕西惠泽热能有限公司 | Wax deposition prevention device for petroleum production well |
-
1997
- 1997-04-28 CN CN 97204981 patent/CN2299149Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101631404B (en) * | 2009-08-19 | 2011-11-23 | 阮海深 | Magnetocaloric driver system and control method thereof |
| CN112324390A (en) * | 2020-10-30 | 2021-02-05 | 陕西惠泽热能有限公司 | Wax deposition prevention device for petroleum production well |
| CN112324390B (en) * | 2020-10-30 | 2022-10-14 | 陕西惠泽热能有限公司 | Wax deposition prevention device for petroleum production well |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |