CN111998231A - Intelligent electromagnetic heating device for wellhead of oil and gas field - Google Patents
Intelligent electromagnetic heating device for wellhead of oil and gas field Download PDFInfo
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- CN111998231A CN111998231A CN202010937858.6A CN202010937858A CN111998231A CN 111998231 A CN111998231 A CN 111998231A CN 202010937858 A CN202010937858 A CN 202010937858A CN 111998231 A CN111998231 A CN 111998231A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/08—Pipe-line systems for liquids or viscous products
- F17D1/16—Facilitating the conveyance of liquids or effecting the conveyance of viscous products by modification of their viscosity
- F17D1/18—Facilitating the conveyance of liquids or effecting the conveyance of viscous products by modification of their viscosity by heating
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L53/00—Heating of pipes or pipe systems; Cooling of pipes or pipe systems
- F16L53/30—Heating of pipes or pipe systems
- F16L53/32—Heating of pipes or pipe systems using hot fluids
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/02—Pipe-line systems for gases or vapours
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H7/00—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release
- F24H7/02—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release the released heat being conveyed to a transfer fluid
- F24H7/04—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release the released heat being conveyed to a transfer fluid with forced circulation of the transfer fluid
- F24H7/0408—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release the released heat being conveyed to a transfer fluid with forced circulation of the transfer fluid using electrical energy supply
- F24H7/0433—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release the released heat being conveyed to a transfer fluid with forced circulation of the transfer fluid using electrical energy supply the transfer medium being water
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
- F24H9/1818—Arrangement or mounting of electric heating means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
- F24H9/2014—Arrangement or mounting of control or safety devices for water heaters using electrical energy supply
- F24H9/2028—Continuous-flow heaters
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention relates to an intelligent electromagnetic heating device for a wellhead of an oil and gas field, belonging to an external heat exchange device for produced materials at the wellhead of the oil and gas field, and comprising a heat-conducting oil storage tank, an electromagnetic heater, an electromagnetic control cabinet and a spiral annular heat exchanger, wherein the spiral annular heat exchanger is formed by sleeving a spiral inner pipe inside a spiral outer sleeve with two closed ends and a hollow interior, two ends of the spiral outer sleeve are respectively provided with a medium inlet and a medium outlet, and the spiral inner pipe penetrates through two ends of the spiral outer sleeve; the bottom outlet pipeline of the heat-conducting oil storage tank is connected to the medium inlet at one end of the spiral outer sleeve, the circulating pump is arranged on the pipeline, the medium outlet pipeline at the other end is connected to one end of the electromagnetic heater, and the other end outlet pipeline of the electromagnetic heater is connected to the heat-conducting oil storage tank. The intelligent electromagnetic heating device for the wellhead of the oil and gas field is reasonable in structural design, the heating device cannot be directly exposed outside, heat conducting oil is always circularly heated inside the heating device, and danger caused by dry burning of equipment can be prevented.
Description
Technical Field
The invention belongs to a heat exchange and outward transportation device for produced substances at a wellhead of an oil and gas field, and particularly relates to an intelligent electromagnetic heating device for the wellhead of the oil and gas field.
Background
The produced liquid of the oil field production well contains oil, gas, water, sand and a mixture which are simultaneously produced from the oil well, the oil, the gas, the water, the sand and the mixture are conveyed to a metering room through pipelines and are conveyed to a transfer station and a combination station for separation treatment, a heat tracing hot water pipeline is installed from the transfer station to each well head, the hot water of the heat tracing pipeline is mixed with the produced material at the well head to improve the temperature, and then the mixture is conveyed to the metering room and is separated from the transfer station, so that the initial construction investment is increased, the treatment load is increased for the subsequent production operation, the management difficulty is increased, and the manpower and. In recent years, heat tracing pipelines beside production liquid conveying pipelines between a production well and a transfer station in a part of oil fields are eliminated, and electric heating devices are used for directly heating or tracing on well heads to convey the production liquid. The heating mode mostly adopts resistance type heating, such as electric heating rod heating, low-resistance large-current heating and the like, the resistance type heating is dangerous when being used in the environment of oil wells containing flammable and explosive natural gas produced liquid, if the produced liquid is insufficient and the natural gas content is large, so that the heating part is in a half-liquid and half-gas state, part of the electric heating rod exposed in the natural gas or a metal pipe part directly contacted with the natural gas is in a dry-burning state, the heating effect is poor, and combustion or explosion is easily caused; even if the heating element is always filled with liquid, it may require frequent replacement and maintenance due to the short life of the resistive heating element. There are also electromagnetic heating methods, such as the application number of the invention patent "an electromagnetic heater": 202010180570.9, this patent adopts solenoid, ceramic tube, metal rod cooperation to use, and solenoid heats the metal rod, heats the production fluid that flows through by the annular space is formed with the ceramic tube to the metal rod, and this has the production fluid to contain the gas and not fill the annular space and produce the hidden danger of dry combustion again. The invention discloses an electromagnetic heating oil-gas mixed transportation method, which has the following application number: 201910710480.3, this patent adopts electromagnetic heating, twines solenoid outside the metal pipeline message insulating layer, directly heats the metal pipe, in the metal pipe transmits the heat to mixing transfusion liquid, and contains the natural gas in the mixing transfusion liquid, still has dry combustion method and heating effect poor, reduces equipment life problem, especially has the potential safety hazard. The invention patent 'an electromagnetic heating energy storage device' application number: 201921034749.2, this patent adopts electromagnetic heater, heat medium storage tank, interior heat exchange coil pipe of storage tank and heat medium cooperation to use, belongs to the energy storage equipment field, has the dead angle in the storage tank, and the heat medium has the region of being difficult for flowing in the storage tank, and the heat medium imports and exports the not enough of existence straight-in straight-out about imports and exports from above the storage tank, and the heat transfer is not thorough.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides an intelligent electromagnetic heating device for a wellhead of an oil and gas field.
The intelligent electromagnetic heating device for the wellhead of the oil and gas field comprises a heat conduction oil storage tank, an electromagnetic heater, an electromagnetic control cabinet and a spiral annular heat exchanger, wherein the spiral annular heat exchanger is formed by sleeving a spiral inner pipe inside a spiral outer sleeve with two closed ends and a hollow inner part, two ends of the spiral outer sleeve are respectively provided with a medium inlet and a medium outlet, and the spiral inner pipe penetrates through two ends of the spiral outer sleeve; an outlet pipeline at the bottom of the heat conduction oil storage tank is connected to a medium inlet at one end of the spiral outer sleeve, a circulating pump is arranged on the pipeline, a medium outlet pipeline at the other end of the heat conduction oil storage tank is connected to one end of the electromagnetic heater, and an outlet pipeline at the other end of the electromagnetic heater is connected to the heat conduction oil storage tank; the outer wall of the electromagnetic heater is provided with an electromagnetic coil which is connected with an electromagnetic control cabinet through a cable.
As a further improvement of the invention, an electromagnetic induction heating pipe fixed with the shell is arranged in the shell of the electromagnetic heater.
As a further improvement of the invention, a protective sleeve is sleeved outside the electromagnetic heater.
As a further improvement of the invention, a spiral heat exchange coil is covered on the outer wall of the electromagnetic heater, and an inlet pipeline at the lower end and an outlet pipeline at the upper end of the spiral heat exchange coil both penetrate through the cylinder wall of the protective cylinder and are connected with a cooling water tank; a cooling water pump is arranged on a pipeline between the inlet at the lower end of the spiral heat exchange coil and the outlet at the lower end of the cooling water tank, and a radiator is arranged on a pipeline between the outlet at the upper end and the inlet at the upper end of the cooling water tank.
As a further improvement of the invention, the electromagnetic control cabinet is provided with a fan, and an air outlet of the fan faces to the radiator.
As a further improvement of the invention, a liquid level sensor is arranged on the wall of the heat-conducting oil storage tank, a breather valve is arranged at the top end of the heat-conducting oil storage tank, a drain valve is arranged at the bottom of the heat-conducting oil storage tank, and a temperature sensor is arranged on a pipeline connecting an inlet at the upper end of the heat-conducting oil storage tank and an outlet at the upper end of the electromagnetic heater.
As a further improvement of the invention, a circulating pump is arranged on a pipeline connecting an outlet at the lower end of the heat-conducting oil storage tank and an inlet end of the spiral outer sleeve.
As a further improvement of the invention, the outer wall of the spiral outer sleeve is coated with a heat insulation layer.
As a further improvement of the invention, temperature sensors are arranged at the outlet end and the inlet end of the spiral inner pipe.
The intelligent electromagnetic heating device for the wellhead of the oil and gas field is reasonable in structural design, the heating device cannot be directly exposed outside, heat conducting oil is always circularly heated inside, danger caused by dry burning of equipment can be prevented, and the intelligent electromagnetic heating device has the characteristics of safety, reliability, high efficiency, energy conservation, environmental friendliness, unattended operation, remote control, long service life and the like.
Drawings
FIG. 1 is a schematic structural diagram of an intelligent electromagnetic heating device at a wellhead of an oil and gas field;
FIG. 2 is an enlarged schematic view of I of FIG. 1;
fig. 3 is a schematic structural diagram of another embodiment of the present invention.
Detailed Description
Example 1
The invention discloses an intelligent electromagnetic heating device for a wellhead of an oil-gas field, which comprises a heat-conducting oil storage tank 1, an electromagnetic heater 2, an electromagnetic control cabinet 3 and a spiral annular heat exchanger 6, as shown in figures 1 and 2. The spiral annular heat exchanger 6 is formed by sleeving a spiral inner pipe 8 in a spiral outer sleeve 7 with two closed ends and a hollow inner part, a medium inlet and a medium outlet are respectively arranged at two ends of the spiral outer sleeve 7, and the spiral inner pipe 8 penetrates through two ends of the spiral outer sleeve 7. The outer wall of the spiral outer sleeve 7 is wrapped with a heat insulation layer 17, the outlet end and the inlet end of the spiral inner tube 8 are respectively provided with a temperature sensor 14, the bottom outlet of the heat conduction oil storage tank 1 is connected to the medium inlet at one end of the spiral outer sleeve 7 through a circulating pump 16 pipeline, the medium outlet pipeline at the other end is connected to the lower end of the electromagnetic heater 2, and the upper end outlet pipeline of the electromagnetic heater 2 is connected to the heat conduction oil storage tank 1; a liquid level sensor 12 is mounted on the wall of the heat conduction oil storage tank 1, a breather valve 13 is arranged at the top end of the heat conduction oil storage tank and has a function of adding heat conduction oil, a drain valve 15 is arranged at the bottom of the heat conduction oil storage tank, a temperature sensor 14 is arranged on a pipeline connecting an inlet at the upper end of the heat conduction oil storage tank 1 and an outlet at the upper end of the electromagnetic heater 2, more than one electromagnetic induction heating pipe 19 is arranged in the electromagnetic heater 2, and an electromagnetic coil arranged on the; the outer wall of the shell of the electromagnetic heater 2 is wrapped with a heat preservation and insulation layer, and the electromagnetic coil is wound outside the heat preservation and insulation layer and is connected with the electromagnetic control cabinet through a cable. The electromagnetic heating tube 19 used for increasing the heat exchange area is arranged in the electromagnetic heating shell, an annular space is reserved between the electromagnetic heating tube and the electromagnetic heating tube 19, heat conducting oil enters from the lower end of the electromagnetic heating tube, moves upwards through the annular space between the electromagnetic heating tube and the electromagnetic heating tube 19 and the inside of the electromagnetic heating tube 19, contacts with the inner surface of the electromagnetic heating shell and the inner surface and the outer surface of the electromagnetic heating tube 19 for heat exchange, and finally enters the heat conducting oil storage tank through an outlet pipe at the upper end of the electromagnetic heating.
Meanwhile, in the electromagnetic heater 2, the electromagnetic induction coil of the electromagnetic heater 2 is covered with the spiral heat exchange coil 5 with a gap, the outside of the electromagnetic induction coil is sleeved with the protective cylinder 4, and the inlet pipeline at the lower end and the outlet pipeline at the upper end of the spiral heat exchange coil 5 both penetrate through the cylinder wall of the protective cylinder 4 and are connected with the cooling water tank 11; a cooling water pump 18 is arranged on a pipeline between the inlet at the lower end of the spiral heat exchange coil 5 and the outlet at the lower end of the cooling water tank 11, a radiator 10 is arranged on a pipeline between the outlet at the upper end and the inlet at the upper end of the cooling water tank 11, and water flow in the cooling water tank 11 enters the spiral heat exchange coil 5 to carry out heat exchange and cooling on the electromagnetic heater 2; the electromagnetic control cabinet 3 is of a common type and an explosion-proof type, and is cooled by air or water, a fan 9 is arranged on the electromagnetic control cabinet, an air outlet of the fan 9 faces to a radiator 10, and the fan 9 and the radiator 10 cool water flowing back to a cooling water tank 11. The liquid level sensor 12, the temperature sensor 14, the circulating pump 16 and the cooling water pump 18 are all connected with a master control system database through an electromagnetic control cabinet, and can remotely detect data and control the device through a mobile phone or a computer.
The intelligent electromagnetic induction heating device for the oil-gas field well mouth can be arranged in a skid-mounted plate house, a circulating pump 16 is started, heat conducting oil in a heat conducting oil storage tank 1 enters an annular space formed by a spiral outer sleeve 7 and a spiral inner pipe 8 through a pipeline, enters an electromagnetic heater 2 through the pipeline, enters the spiral outer sleeve 7 through the heat conducting oil storage tank 1 after being heated by the electromagnetic heater 2, so that the interior of the spiral outer sleeve 7 is filled with the heated heat conducting oil, an inlet of the spiral inner pipe 8 is connected with an oil-gas well outlet, an outlet of the spiral inner pipe 8 is connected with an external pipeline, the extracted medium can be heated through the heated heat conducting oil, heat is transferred to the extracted medium, then the heat conducting oil is sent to the electromagnetic heater 2 through the circulating pump for heating, the heat conducting oil after heat exchange is sent to the heat conducting oil storage tank 1 again, and the temperature sensor, the electromagnetic coil of the electromagnetic heater 2 automatically works between half load and full load, and the temperature is raised or lowered, and the process is repeated in such a cycle, when the temperature value which is originally set is not needed for heating the extracted medium, the medium can be modified through wireless remote operation of a mobile phone or a computer, and the electromagnetic heater has the functions of fault alarm, start and stop control, report printing and the like. When the heat conducting oil is used for a long time and is deteriorated and needs to be replaced, the heat conducting oil is discharged through a drain valve 15 at the bottom of the heat conducting oil storage tank 1. When electromagnetic heater 2 during operation, spiral heat exchange coil 5 just cools down to it simultaneously, open coolant tank 11, rivers send into spiral heat exchange coil 5 through cooling water pump 18, cool down electromagnetic heater 2 through the cold water that is full of in spiral heat exchange coil 5, rivers get back to coolant tank 11's in-process through the pipeline and can pass through radiator 10, fan 9 and radiator 10 can cool down the water that flows back coolant tank 11, make the water in the coolant tank 11 keep lower temperature throughout. The outside is cup jointed and is protected a section of thick bamboo 4 and play and stop 5 cooling temperature of spiral heat transfer coil pipe and outwards distribute and reach abundant heat transfer effect, extension solenoid life.
This device passes through electromagnetic heater 2 and heats the conduction oil, and the conduction oil of heating is imported the spiral annular heat exchanger 6 that is made by two suit metal tubes together through the circulating pump, heats the interior extraction liquid of spiral inner tube 8. The heat exchange mode is adopted instead of the direct heating mode, the change of natural gas in the heat exchange pipe is not required to be considered, the dry burning phenomenon is avoided, the spiral inner pipe 8, through which the high-pressure gas-liquid mixed medium flows through the center of the spiral annular heat exchanger 6, is made of a thick-wall seamless steel pipe so as to adapt to the high-pressure running condition, and the spiral annular heat exchanger made of the two metal pipes is uniform and free of dead angles, does not have a heat conduction oil non-flowing area, and is good. The spiral annular heat exchanger has the following advantage with the U-shaped heat exchanger contrast: no elbow connection, less welding lines, less hidden danger, stable medium flowing direction, no generation of countercurrent and no flow blocking. When the high-pressure gas-liquid mixed medium of the spiral inner pipe 8 is released from high pressure through the oil nozzle and becomes low pressure to absorb a large amount of heat, the spiral annular heat exchanger 6 completely meets the heat absorption requirement of the high-pressure gas-liquid mixed medium of the spiral inner pipe 8, the problem that the oil nozzle is frozen and blocked to cause the stop production of an oil field gas well and the blockage must be removed through construction operation is avoided, and the spiral annular heat exchanger is safe, reliable, environment-friendly, energy-saving and capable.
8 import and the oil gas well exit linkage in spiral inner tube of spiral annular heat exchanger, 8 exports of spiral inner tube and defeated pipeline connection outward. The spiral outer sleeve 7 suit of spiral annular heat exchanger 6 is in the outside of spiral inner tube 8, spiral outer sleeve 7 forms annular space with spiral inner tube 8, 7 import and the 1 exit linkage of conduction oil storage tank of spiral outer sleeve, 6 tops of spiral annular heat exchanger are placed to conduction oil storage tank 1, 1 entry and the 2 exports of electromagnetic heater pass through the tube coupling in the conduction oil storage tank, be equipped with temperature sensor on the 2 outlet pipeline of electromagnetic heater, circulating pump 16 installs on the pipeline of 1 export of conduction oil storage tank and 7 entries of spiral outer sleeve. The breather valve, the liquid level sensor and the blow-down valve are arranged on an oil tank of the oil storage tank. The temperature sensor and the liquid level sensor are connected with the intelligent control system. The heat conducting oil is arranged in the oil storage tank, the pipeline and the internal and external spiral annular pipes. The outer walls of the pipeline and the equipment of the whole heat conduction oil system are wrapped with heat insulation layers.
Oil gas well production liquid gets into through the 8 import of spiral inner tube of spiral annular heat exchanger, and the heat absorption is exported by the 8 export of spiral inner tube in spiral inner tube 8, and the conduction oil in the conduction oil storage tank 1 flows into spiral outer tube 7 and 8 annular pipes of spiral inner tube through the pipeline through the oil pump, flows out after the production liquid of heat transfer in the spiral inner tube 8, and the electromagnetic heater heating is sent to through the circulating pump again, and the conduction oil is sent to in the conduction oil storage tank 1 again after the heating, so circulation is reciprocal.
Example 2
According to the needs of oil gas well, spiral annular heat exchanger 6 also can make "Z" font, as shown in fig. 3, the first half is connected with the well head, and the latter half buries underground to the measurement station direction, and whole intelligent electromagnetic heating device is apart from the terminal next door of heat exchanger of certain distance of well head. Otherwise, the same procedure as in example 1 was repeated.
Claims (9)
1. The intelligent electromagnetic heating device for the wellhead of the oil and gas field comprises a heat conduction oil storage tank (1), an electromagnetic heater (2) and an electromagnetic control cabinet (3), and is characterized by further comprising a spiral annular heat exchanger (6), wherein the spiral annular heat exchanger (6) is formed by sleeving a spiral inner pipe (8) inside a spiral outer sleeve (7) with two closed ends and a hollow inner part, two ends of the spiral outer sleeve (7) are respectively provided with a medium inlet and a medium outlet, and the spiral inner pipe (8) penetrates through two ends of the spiral outer sleeve (7); an outlet pipeline at the bottom of the heat conduction oil storage tank (1) is connected to a medium inlet at one end of the spiral outer sleeve (7), a medium outlet pipeline at the other end of the spiral outer sleeve is connected to one end of the electromagnetic heater (2), and an outlet pipeline at the other end of the electromagnetic heater (2) is connected to the heat conduction oil storage tank (1); the outer wall of the electromagnetic heater (2) is provided with an electromagnetic coil which is connected with the electromagnetic control cabinet (3) through a cable.
2. The intelligent electromagnetic heating device for the wellhead of the oil and gas field as claimed in claim 1, characterized in that an electromagnetic induction heating pipe (19) fixed with the shell is arranged in the shell of the electromagnetic heater (2).
3. The intelligent electromagnetic heating device for the wellhead of the oil and gas field as claimed in claim 2, characterized in that a casing (4) is sleeved outside the electromagnetic heater (2).
4. The intelligent electromagnetic heating device for the wellhead of the oil and gas field as claimed in claim 3, characterized in that the outer wall of the electromagnetic heater (2) is covered with a spiral heat exchange coil (5), and an inlet pipeline at the lower end and an outlet pipeline at the upper end of the spiral heat exchange coil (5) both pass through the wall of the protective cylinder (4) and are connected with the cooling water tank (11); a cooling water pump (18) is arranged on a pipeline between the inlet at the lower end of the spiral heat exchange coil (5) and the outlet at the lower end of the cooling water tank (11), and a radiator (10) is arranged on a pipeline between the outlet at the upper end and the inlet at the upper end of the cooling water tank (11).
5. The intelligent electromagnetic heating device for the wellhead of the oil and gas field as claimed in claim 4, characterized in that the electromagnetic control cabinet (3) is provided with a fan (9), and the air outlet of the fan (9) faces the radiator (10).
6. The intelligent electromagnetic heating device for the wellhead of the oil and gas field as claimed in claim 1, characterized in that the wall of the heat-conducting oil storage tank (1) is provided with a liquid level sensor (12), the top end is provided with a breather valve (13), the bottom is provided with a blowoff valve (15), and a pipeline connecting the inlet at the upper end of the heat-conducting oil storage tank (1) and the outlet at the upper end of the electromagnetic heater (2) is provided with a temperature sensor (14).
7. The intelligent electromagnetic heating device for the wellhead of the oil and gas field as claimed in claim 1, characterized in that a circulating pump (16) is arranged on a pipeline connecting an outlet at the lower end of the heat-conducting oil storage tank (1) and an inlet end of the spiral outer sleeve (7).
8. The intelligent electromagnetic heating device for the wellhead of the oil and gas field as claimed in claim 1, characterized in that the outer wall of the spiral outer sleeve (7) is wrapped with a heat insulation layer (17).
9. The intelligent electromagnetic heating device for the wellhead of the oil and gas field as claimed in claim 1, characterized in that the outlet end and the inlet end of the spiral inner pipe (8) are provided with temperature sensors (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010937858.6A CN111998231A (en) | 2020-09-09 | 2020-09-09 | Intelligent electromagnetic heating device for wellhead of oil and gas field |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010937858.6A CN111998231A (en) | 2020-09-09 | 2020-09-09 | Intelligent electromagnetic heating device for wellhead of oil and gas field |
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| CN111998231A true CN111998231A (en) | 2020-11-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112902447A (en) * | 2021-01-27 | 2021-06-04 | 潍坊惠贤信息科技有限公司 | Hydrobromic acid mother liquor heating and thermal control device, method and application thereof |
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2020
- 2020-09-09 CN CN202010937858.6A patent/CN111998231A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112902447A (en) * | 2021-01-27 | 2021-06-04 | 潍坊惠贤信息科技有限公司 | Hydrobromic acid mother liquor heating and thermal control device, method and application thereof |
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