CN201546678U - Movable high frequency electromagnetic induction hot washing well device - Google Patents

Movable high frequency electromagnetic induction hot washing well device Download PDF

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Publication number
CN201546678U
CN201546678U CN200920276584XU CN200920276584U CN201546678U CN 201546678 U CN201546678 U CN 201546678U CN 200920276584X U CN200920276584X U CN 200920276584XU CN 200920276584 U CN200920276584 U CN 200920276584U CN 201546678 U CN201546678 U CN 201546678U
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CN
China
Prior art keywords
well
oil
frequency
frequency electromagnetic
movable
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Expired - Fee Related
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CN200920276584XU
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Chinese (zh)
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李性伟
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李性伟
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Abstract

The utility model discloses a movable high frequency electromagnetic induction hot washing well device and is characterized in that the device comprises a high frequency electromagnetic conversion heating unit and an electromagnetic control unit, wherein the high frequency electromagnetic conversion heating unit comprises a superconducting inner tube, a high frequency coil wound outside the inner tube, an insulating protective medium layer arranged outside the high frequency coil and a reinforcing steel tube arranged outside the insulating protective medium layer; the electromagnetic control unit is connected with the high frequency coil; the device is light and portable and helps to increase the well-washing efficiency and reduce the well-washing cost; and the device is applied to frequently perform the wax removal operation and hot washing well operation during the oil well production process.

Description

A kind of movable high-frequency electromagnetic induction hot clean-up well device
Technical field
The utility model relates to the oil exploration equipment technical field, especially relates to a kind of movable high-frequency electromagnetic induction hot clean-up well device.
Background technology
There are many technical problems that need to be resolved hurrily in field of petroleum exploitation.For example, owing to contain cured matter the crude oil (oil is common name crude oil before formation production comes out not refine), colloid, asphalitine, the fluid of other association is lifted in the process on ground from the stratum in crude oil and stratum, the wax molecule is along with the thermal field in the crude oil, the variation of pressure field, can from fluid-mixing, separate out, with other particulate in the fluid is that the nucleus accumulative crystallization is grown up and attached to the oil pipe inside and outside wall, the sucker rod surface, the paraffin solid crystal thing that the oil discharge passage formation of day collection month tired meeting between oil pipe and sucker rod has certain degree of hardness, this solid crystal thing is piled up and is shown to a certain degree attached to tube inner wall and sucker rod, will reduce oil well output, increase the load of extraction equipment, influence the ordinary production of producing well; Serious meeting makes oil well lose production capacity.In order to solve this unavoidable problem, be engaged in the technical staff author of oil exploration industry both at home and abroad, having worked out with the wax removal wax control is the purpose multiple technologies, and getting up to have physics heating power, physics magnetic force, chemical force, biological power from the macroscopic view conclusion is the clear anti-wax technique of theory support.Physics magnetic force technology does not have universal, uses and is limited to.The clear anti-wax technique of chemical agent is soft mechanism, and effect is difficult to estimate.With the microorganism wax removal is that its mechanism of purpose biotechnology is not also studied clear.Both at home and abroad each oil field traditional, directly, effectively, what also be that oil field custom adopts is that to rely on pump truck be hot water (oil) washing technology of power, belong to physics heating power wax removal technology category, usually claim one group in four cars in the oil field, this technology is still the dominant technology in each oil field at present, but uses this technology to have following problem in construction operation: use motor device many (1 of 300 type pump truck, 14m 1. 33 in tank car), participate in the constructor nearly 6 people, be pulled to the job site from the liquid feeding station high-temperature-hot-water (oil) disposal cost big, consequent construction cost height; 2. oil well output is exerted an influence, the big pressure height of discharge capacity during the pump truck well-flushing, external flushing fluid enters the exploitation oil reservoir in the construction, easily oil reservoir is polluted, and well-flushing construction back oil well output can descend.Particularly three of fault block type oil field low wells (low energy, low moisture, low yield) influence is more serious; 3. the job site influences environmental protection because of the profit leakage pollutes.Therefore, need the new washing technology of research, solve the oil field in Development and Production, must carry out regularly the operation of control and remove of well paraffin hot clean-up well employed backward in technique, cost is high, influence oil well output, the problem of not environmental protection, reduction oil field comprehensive benefit
The utility model content
In view of this, the purpose of this utility model is to overcome the defective of prior art, and a kind of movable high-frequency electromagnetic induction hot clean-up well device is provided, and the light portable of its equipment improves well-flushing efficient height, reduces the well-flushing cost.
For achieving the above object, the utility model by the following technical solutions:
Movable high-frequency electromagnetic induction hot clean-up well device of the present utility model comprises high-frequency electromagnetic conversion heat-generating units and Electromagnetic Control unit, wherein, high-frequency electromagnetic conversion heat-generating units comprises pipe in the superconductor, the outer high frequency coil that twined of interior pipe, high frequency coil is provided with the insulation protection dielectric layer outward, and the insulation protection dielectric layer is provided with the reinforcement steel pipe outward; The Electromagnetic Control unit links to each other with high frequency coil.
Further, this device also comprises the fluid infusion auxiliary unit.
The beneficial effects of the utility model are:
The utility model is according to molecular collision and electromagnetism antiscale theory, adopt electromagnetism and thermodynamic principles, in conjunction with up-to-date electronics and mechanical designing technique, the high-frequency device that the utilization special material is made, under effect of electric field, form high frequency magnetic field, be converted to high-strength whirlpool magnetic current and send high-strength heat energy, the fluid Fast Heating of utilizing the characteristic of superconductor to pass through, fluid was magnetized by high strong magnetic field action again in the heated while, polar molecule high velocity impact polarization molecular heat in the fluid, the fluid that passes through is rapidly heated, rearranges simultaneously and change polarity, its physics, chemical property changes.Force the one-tenth dirt factor in the fluid when being magnetized, no longer to become the wax deposition factor in dirt, the fluid not at accumulative crystallization.The utility model integrated use above-mentioned basic theories and principle, and utilize the motive power of oil gas well (oil pumper, flowing well pressure) dexterously as the hot clean-up well operation, form closed cycle, oil gas well down-hole string and the fluid that passes through are carried out circulation well cleanup under heating power, molecular collision, molecular polarization, the magnetization, reach the wax removal viscosity reduction, remove gas hydrates, prevent the purpose of fouling.Compared with prior art, device of the present utility model has following characteristics:
1) need not use external liquid during the operation of hot clean-up well wax removal, utilize the construction well from the production fluid circulation well cleanup, can not produce oil reservoir pollute, the protection oil reservoir;
2) construction operation drops into one of percentage of the not enough conventional pump truck hot clean-up well wax removal operation of expense, compares with superconduction well-flushing car operating expenses and also reduces by 1/3rd;
3) behind the construction operation, oil well does not have output convalescence, also can increase oil well output.Particularly for low energy, low yield, low aqueous well, these characteristics are more obvious;
4) safety, environmental protection can not produce oily wastewater pollution to the job site;
5) the hot cleanout and paraffin removal of oil well equipment volume is little, in light weight, easy to operate, the oil well mobile construction operation that utilizes light-duty small truck loading to carry out the different location easily.
Other advantages of the present utility model, target and feature will be set forth to a certain extent in the following description, and to a certain extent, based on being conspicuous to those skilled in the art, perhaps can from practice of the present utility model, obtain instruction to investigating hereinafter.Target of the present utility model and other advantages can realize and obtain by specifically noted structure in following manual and the accompanying drawing.
Description of drawings
Fig. 1 is the utility model medium-high frequency electromagnetic conversion heat-generating units structural representation.
Fig. 2 electrical schematic diagram of the present utility model.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further described.
Movable high-frequency electromagnetic induction hot clean-up well device in the present embodiment comprises high-frequency electromagnetic conversion heat-generating units and Electromagnetic Control unit.As shown in Figure 1; high-frequency electromagnetic conversion heat-generating units is whole device main body part; be used for heating up to the fluid Fast Heating of passing through; this high-frequency electromagnetic conversion heat-generating units comprises pipe 1 in the superconductor; the interior pipe 1 outer high frequency coil that twined; high frequency coil is provided with insulation protection dielectric layer 3 outward; be that high frequency coil is arranged in the cylindric space 2 that forms between insulation protection dielectric layer 3 and the interior pipe; the insulation protection dielectric layer 3 outer reinforcement steel pipes that are provided with; though not shown reinforcement steel pipe among Fig. 1, the technician can understand its structure and effect.The Electromagnetic Control unit links to each other with high frequency coil, and electromagnetism instrument control module is the control centre of whole device, various technical datas is carried out automation regulate control.At going out liquid oil well special intermittence, this device also comprises a fluid infusion auxiliary unit, to improve the universal that device uses.
Fig. 2 is an electrical schematic diagram of the present utility model, and as shown in Figure 2, from the angle of electrical principle, circuit part of the present utility model comprises that control circuit 8, temperature sensing circuit 7, high-frequency high-power produce circuit 5 and electric heating change-over circuit 6.Temperature sensing circuit 7 is surveyed the temperature signal of electric heating change-over circuit 6 and is passed to control circuit 8; Control circuit 8 centralized Control power supplys 4, high-frequency high-power produce circuit 5 and electric heating change-over circuit 6; The signal of telecommunication processing that high-frequency high-power produces 5 pairs of power supplys 4 of circuit is passed to electric heating change-over circuit 6 afterwards.
During use, by between producing well, gas recovery well well head flowline and sleeve pipe fairlead, connect movable high-frequency electromagnetic induction hot clean-up well device of the present utility model: if promptly recover the oil (machine is adopted, electric pump, blowing) well, the utilization producing well is the well-flushing medium from production fluid, oil well (oil pumper, screw pump, electric pump, blowing pressure) carries out the hot clean-up well that adds of self for well-flushing power, reach producing well and remove and prevent wax deposition, fouling in oil pipe, sucker rod, oil jacket annular space, the shaft bottom, reduce viscosity of crude, the purpose of rate and pump efficiency when the prolongation producing well is exerted oneself the phase of repairing and improved oil recovery; Be used in gas production (blowing, mechanical draining) well, can prevent the formation of gas hydrates, the ice that releasing forms with the well head flow process in oil pipe is stifled, reduce the number of times of gas recovery well step-down emptying de-plugging, reduce natural gas emptying amount and reduction and annotate the alcohol amount to the down-hole, reduce the gas production cost, the surrounding enviroment of stopping to cause because of well-flushing are polluted.
1. technological merit and characteristics:
(1) clean-out service is simple, does not need external equipment and thermal medium, need not move down-hole string, significantly reduces the operating cost expense, energy conservation;
(2) utilize this well from production fluid as the well-flushing medium, good with the stratum compatibility, do not pollute oil-yielding stratum, effectively protected oil reservoir;
(3) behind each construction operation, three low (low energy, low yield, low moisture) oil well can recover normal volume immediately or increase output;
(4) heat energy, molecular energy, magnetic energy synergy during construction operation, promptly efficient wax removal fast has wax control, good antiscale property function again, has very strong viscosity reduction, pour point depression characteristics simultaneously;
(5) green environmental protection technique, during because of operation, the construction well from production fluid along stratum → shaft bottom → downhole pump → lifting oil pipe → well head → high-frequency electromagnetic conversion heat-generating units → tubing and casing annular space → path, shaft bottom carries out sealing and circulating, do not have oil, gas, watery diarrhea to leak, and can not produce environment pollution to the scene;
(6) high-frequency electromagnetic induction heater volume little, in light weight (gross weight 450Kg), the normal pressure operation, safe and reliable, reduce operator's labour intensity, minimizing personnel take, and reduces cost of labor;
(7) this device energy conversion efficiency height of what is more important, the electric energy of input can 100% be converted to magnetic energy and heat energy, all act on wax removal, wax control, pour point depression, viscosity reduction;
(8) install, the construction operation maneuverability: applying unit can be according to oil, the residing geographical environment of gas well, hole condition, oily character, paraffin content height, fouling etc. selects down-hole, well head to install or adopt the land operations device flexibly, carries out the hot clean-up well cycle or continuous and cleaning ground petroleum pipeline.
Explanation is at last, above embodiment is only unrestricted in order to the explanation the technical solution of the utility model, other modifications that those of ordinary skills make the technical solution of the utility model or be equal to replacement, only otherwise break away from the spirit and scope of technical solutions of the utility model, all should be encompassed in the middle of the claim scope of the present utility model.

Claims (2)

1. movable high-frequency electromagnetic induction hot clean-up well device, it is characterized in that: comprise high-frequency electromagnetic conversion heat-generating units and Electromagnetic Control unit, wherein, high-frequency electromagnetic conversion heat-generating units comprises pipe in the superconductor, the outer high frequency coil that twined of interior pipe, high frequency coil is provided with the insulation protection dielectric layer outward, and the insulation protection dielectric layer is provided with the reinforcement steel pipe outward; The Electromagnetic Control unit links to each other with high frequency coil.
2. movable high-frequency electromagnetic induction hot clean-up well device according to claim 1 is characterized in that: also comprise the fluid infusion auxiliary unit.
CN200920276584XU 2009-12-08 2009-12-08 Movable high frequency electromagnetic induction hot washing well device Expired - Fee Related CN201546678U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN200920276584XU CN201546678U (en) 2009-12-08 2009-12-08 Movable high frequency electromagnetic induction hot washing well device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN200920276584XU CN201546678U (en) 2009-12-08 2009-12-08 Movable high frequency electromagnetic induction hot washing well device

Publications (1)

Publication Number Publication Date
CN201546678U true CN201546678U (en) 2010-08-11

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CN200920276584XU Expired - Fee Related CN201546678U (en) 2009-12-08 2009-12-08 Movable high frequency electromagnetic induction hot washing well device

Country Status (1)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102287165A (en) * 2011-07-30 2011-12-21 陈子清 Novel electromagnetic wax proofing device
CN108661599A (en) * 2018-04-10 2018-10-16 刘玉友 A kind of application method of electric immersible pump well electromagnetic induction wax-proofing apparatus
CN110984913A (en) * 2018-03-20 2020-04-10 刘玉友 Self-generating wax-proof device and method for screw pump oil well

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102287165A (en) * 2011-07-30 2011-12-21 陈子清 Novel electromagnetic wax proofing device
CN110984913A (en) * 2018-03-20 2020-04-10 刘玉友 Self-generating wax-proof device and method for screw pump oil well
CN110984913B (en) * 2018-03-20 2021-09-17 东营市丰润通科技发展有限公司 Self-generating wax-proof device and method for screw pump oil well
CN108661599A (en) * 2018-04-10 2018-10-16 刘玉友 A kind of application method of electric immersible pump well electromagnetic induction wax-proofing apparatus

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100811

Termination date: 20111208

C17 Cessation of patent right