CN201363558Y - Three-phase crude oil paraffin control and viscosity reduction device for oil production pipeline - Google Patents
Three-phase crude oil paraffin control and viscosity reduction device for oil production pipeline Download PDFInfo
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- CN201363558Y CN201363558Y CNU2009200931239U CN200920093123U CN201363558Y CN 201363558 Y CN201363558 Y CN 201363558Y CN U2009200931239 U CNU2009200931239 U CN U2009200931239U CN 200920093123 U CN200920093123 U CN 200920093123U CN 201363558 Y CN201363558 Y CN 201363558Y
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Abstract
The utility model provides a three-phase crude oil paraffin control and viscosity reduction device for an oil production pipeline, which comprises a pipe core, a primary coil, a secondary coil and a sensor. The primary coil and the secondary coil are wound at the outside of the pipe core to form a stepped coil. The sensor is arranged between the primary and secondary coils and the pipe core; an outer shell is connected with the pipe core to form a sealed hollow cavity; and a junction box is connected at the outside of the outer shell to lead out the down-leads of the primary and secondary coils and the sensor to be connected with the circuit of a control system. By taking a 380V three-phase power source as the power supply system, the three-phase power frequency current is commutated to be two-phase pulsating direct current through the circuit of the power supply system to enable the 380V three-phase power source in the oil field to be output in the form of direct current after commutation and filtration. The three-phase crude oil paraffin control and viscosity reduction device realizes magnetic field excitation technology with the magnetic induction intensity and the magnetic field frequency both being adjustable, has good paraffin control and viscosity reduction effects to crude oil with different contents of paraffin, and has good adaptability to crude oil with different contents of paraffin in the oil fields across the country.
Description
Technical field
The utility model is the improvement to existing electromagnetism wax control device structure, discloses a kind of three-phase electricity magnetic-type crude oil wax-proofing viscosity decreasing device that is used for pipeline of oil production, belongs to pipeline oil transportation device technical field.
Background technique
The wax deposition phenomenon of crude oil in the defeated process of collection is that present World Oil Industry presses for one of technical barrier of solution most, at present, what electromagnetism wax control device commonly used used is even solenoid, only magnetic induction intensity can be regulated, can only play the wax-proof viscosity reducing effect to the crude oil of one-component, application area is narrower, does not have general adaptability.In addition, its power supply is the power supply of 220V two-phase, draw from the pumping-unit motor distribution box, because what the motor power of oil-field oil pumper inserted is the 380V three-phase electricity, only draw two-phase and give the power supply of electromagnetism wax control device, cause the three phase windings power supply of motor asymmetric, not only cause power consumption to increase, and the working life of having damaged pumping-unit motor greatly, need to use extra three-phase equilibrium equipment to come harm reduction, caused unnecessary loss to the oil field.
Summary of the invention
The utility model provides a kind of three-phase electricity magnetic-type crude oil wax-proofing viscosity decreasing device that is used for pipeline of oil production, has solved shortcomings such as existing wax-proof viscosity reducing device energy consumption is big, wax-proof viscosity reducing efficient is low, remarkable to the oil component dependence, application area is narrow.
Technical solution of the present utility model is as follows: basic machine is mainly by tube core, I level coil, II level coil, sensor, shell, packing, terminal box and blue a composition; Wherein, outside I level coil and the II level coil of twining of tube core, I level coil has the different numbers of plies with II level coil, links together to constitute the stepped shaft coil; Between I level coil and II level coil and tube core, accompany sensor; Shell and tube core connect and compose enclosed cavity, I level coil, II level coil and sensor are sealed within the space, and this cavity is full of packing; Outside at shell connects terminal box, and the lead-in wire of I level coil, II level coil and sensor is drawn via terminal box, is connected with the control system circuit.
Described control system circuit mainly comprises three-phase power circuit, inverter, interface circuit, single-chip computer control system, isolated drive circuit, basic machine, currrent feedback, Temperature Feedback and mode of operation drive circuit.Wherein, interface circuit is made up of keyboard input and LCD output; Basic machine is made up of inductance coil and operating ambient temperature sampling.
The three-phase interface circuit changes 380V three-phase main-frequency ac power supply into DC electrical source, gives inverter power supply.The user is by the running parameter of keyboard input initialization system, and sends to single-chip computer control system; Single-chip computer control system receives initial control signal, and to sending pwm control signal, is converted to the PWM drive signal through isolated drive circuit, drives inverter and produces pwm pulse voltage; Inductance coil produces frequency and the adjustable electromagnetic field of intensity under the excitation of pwm pulse voltage; The operating current of inductance coil feeds back to single-chip computer control system by currrent feedback feedback input isolated drive circuit after the isolated drive circuit sampling processing, constitute the current closed-loop control system; Operating ambient temperature sampling with operating ambient temperature via Temperature Feedback input service mode activated circuit, the optimum working mode of mode of operation drive circuit automated decision system, and with result of determination signal input single-chip computer control system; Single-chip computer control system feeds back to the user with the working state of system via LCD output, so that the working state of supervisory system (running parameter, mode of operation and safe condition etc.) dynamically.
Good effect of the present utility model is: utilize the 380V three phase mains as power supply system, by the control system circuit three-phase main-frequency electric rectification is become the pulsating direct current of two-phase, make the 380V three phase mains at scene, oil field be changed to direct current output through dress behind the rectifying and wave-filtering.Realized the magnetic excitation technology that magnetic induction intensity and field frequency are all adjustable, all can play good wax-proof viscosity reducing effect, guaranteed that the different crude oil of paraffin content in each oil field, the whole nation is had good adaptability the crude oil of different paraffin contents.Adopt the stepped shaft loop construction, under the situation identical in the number of turn, that field current is identical, the viscosity-reducing rate that acts on the crude oil generation than conventional even solenoid has improved 30%, reduce viscosity of crude, increased the flowability of crude oil in transport pipe, reduce the Crude Oil Transportation energy consumption, also solved the problems such as pumping well rod parting that cause thus in addition.Have advantages such as convenient, easy to use, pollution-free, that cost is low, timeliness is long are installed.
Description of drawings
Fig. 1 is the utility model structure principle chart;
1, tube core; 2, I level coil; 3, II level coil; 4, sensor; 5, shell; 6, packing; 7, terminal box; 8, send out orchid;
Fig. 2 is the utility model control system The general frame.
Embodiment
According to shown in Figure 1, form basic machine of the present utility model by tube core 1, I level coil 2, II level coil 3, sensor 4, shell 5, packing 6, terminal box 7 and an orchid 8; Tube core 1 outside I level coil 2 and the II level coil 3 of twining, I level coil 2 has the different numbers of plies with II level coil 3, links together to constitute the stepped shaft coil, and the ladder-type inductance coil twines 9 layers of enamel covered wire altogether, half that outer 4 layers of number of turn are interior 5 layers of number of turn; Between I level coil 2 and II level coil 3 and tube core 1, accompany sensor 4; Shell 5 connects and composes enclosed cavity with tube core 1, I level coil 2, II level coil 3 and sensor 4 is sealed within the space, and this cavity is full of packing 6; Outside at shell 5 connects terminal box 7, and the lead-in wire of I level coil 2, II level coil 3 and sensor 4 is drawn via terminal box, is connected with the control system circuit, and the two ends of tube core 1 are provided with the flange 8 of assembling.
Fig. 2 has provided the control system The general frame, and it mainly comprises three-phase power circuit, inverter, interface circuit, single-chip computer control system, isolated drive circuit, basic machine, currrent feedback, Temperature Feedback and mode of operation drive circuit.Wherein, interface circuit is made up of keyboard input and LCD output; Basic machine is made up of inductance coil and operating ambient temperature sampling.
Three-phase power circuit changes 380V three-phase main-frequency ac power supply into DC electrical source, gives inverter power supply.The user is by the running parameter of keyboard input initialization system, and sends to single-chip computer control system; Single-chip computer control system receives initial control signal, and to sending pwm control signal, is converted to the PWM drive signal through isolated drive circuit, drives inverter and produces pwm pulse voltage; Inductance coil produces frequency and the adjustable electromagnetic field of intensity under the excitation of pwm pulse voltage; The operating current of inductance coil feeds back to single-chip computer control system by currrent feedback feedback input isolated drive circuit after the isolated drive circuit sampling processing, constitute the current closed-loop control system; Operating ambient temperature sampling with operating ambient temperature via Temperature Feedback input service mode activated circuit, the optimum working mode of mode of operation drive circuit automated decision system, and with result of determination signal input single-chip computer control system; Single-chip computer control system feeds back to the user with the working state of system via LCD output, so that the working state of supervisory system (running parameter, mode of operation and safe condition etc.) dynamically.
Claims (2)
1, a kind of three-phase electricity magnetic-type crude oil wax-proofing viscosity decreasing device that is used for pipeline of oil production is characterized in that: be made up of tube core, I level coil, II level coil, sensor, shell, packing, terminal box and flange; Outside I level coil and the II level coil of twining of tube core, I level coil has the different numbers of plies with II level coil, links together to constitute the stepped shaft coil; Between I level coil and II level coil and tube core, accompany sensor; Shell and tube core connect and compose enclosed cavity, and I level coil, II level coil and sensor are sealed within the space and are full of packing; Outside at shell connects terminal box, and the lead-in wire of I level coil, II level coil and sensor is drawn via terminal box, is connected with the control system circuit.
2, crude oil wax-proofing viscosity decreasing device according to claim 1, it is characterized in that: the control system circuit comprises that three-phase power circuit, inverter, interface circuit, single-chip computer control system, isolated drive circuit, basic machine, currrent feedback, Temperature Feedback and mode of operation drive circuit constitute, wherein, interface circuit is made up of keyboard input and LCD output; Basic machine is made up of inductance coil and operating ambient temperature sampling;
Three-phase power circuit connects 380V three-phase main-frequency ac power supply, and to be transformed into DC electrical source be inverter power supply, gives single-chip computer control system by the running parameter of key entry system; Single-chip computer control system receives initial control signal, send pwm control signal, be converted to the PWM drive signal through isolated drive circuit, drive inverter and produce the inductance coil that pwm pulse voltage inputs to basic machine, inductance coil produces frequency and the adjustable electromagnetic field of intensity, the operating current of inductance coil feeds back to single-chip computer control system by currrent feedback feedback input isolated drive circuit after the isolated drive circuit sampling processing, constitute the current closed-loop control system; Operating ambient temperature sampling with operating ambient temperature via Temperature Feedback input service mode activated circuit, the mode of operation of mode of operation drive circuit automated decision system, and with result of determination signal input single-chip computer control system; Single-chip computer control system is exported the working state of system via LCD.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200931239U CN201363558Y (en) | 2009-03-06 | 2009-03-06 | Three-phase crude oil paraffin control and viscosity reduction device for oil production pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200931239U CN201363558Y (en) | 2009-03-06 | 2009-03-06 | Three-phase crude oil paraffin control and viscosity reduction device for oil production pipeline |
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| Publication Number | Publication Date |
|---|---|
| CN201363558Y true CN201363558Y (en) | 2009-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009200931239U Expired - Fee Related CN201363558Y (en) | 2009-03-06 | 2009-03-06 | Three-phase crude oil paraffin control and viscosity reduction device for oil production pipeline |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101908402A (en) * | 2010-07-23 | 2010-12-08 | 北京科技大学 | Magnetizing device capable of reducing petroleum viscosity in oil pipeline |
| CN102254666A (en) * | 2010-05-21 | 2011-11-23 | 宝山钢铁股份有限公司 | Magnetic density order descending array demagnetizing plate |
| CN103487664A (en) * | 2013-09-05 | 2014-01-01 | 北京工业大学 | Method for winding stepped inductance coil for inductance sensor |
| CN104141472A (en) * | 2013-08-12 | 2014-11-12 | 浙江精汇石油设备有限公司 | JH-11 type all-intelligent variable-frequency electromagnetic paraffin control and viscosity reduction device for oil-water well |
| CN105202370A (en) * | 2015-09-15 | 2015-12-30 | 中国海洋石油总公司 | Scale inhibiting and preventing device based on action of pulse electromagnetic field and production method of scale inhibiting and preventing device |
| CN107514543A (en) * | 2017-09-27 | 2017-12-26 | 上海权宥环保科技有限公司 | A kind of pulsed magnetic field de-plugging viscosity reduction equipment |
| CN106439498B (en) * | 2016-09-28 | 2018-08-21 | 郑州大学 | Strong magnetic-type crude oil electromagnetic wax-resistant viscosity reducing device |
-
2009
- 2009-03-06 CN CNU2009200931239U patent/CN201363558Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102254666A (en) * | 2010-05-21 | 2011-11-23 | 宝山钢铁股份有限公司 | Magnetic density order descending array demagnetizing plate |
| CN101908402A (en) * | 2010-07-23 | 2010-12-08 | 北京科技大学 | Magnetizing device capable of reducing petroleum viscosity in oil pipeline |
| CN104141472A (en) * | 2013-08-12 | 2014-11-12 | 浙江精汇石油设备有限公司 | JH-11 type all-intelligent variable-frequency electromagnetic paraffin control and viscosity reduction device for oil-water well |
| CN103487664A (en) * | 2013-09-05 | 2014-01-01 | 北京工业大学 | Method for winding stepped inductance coil for inductance sensor |
| CN103487664B (en) * | 2013-09-05 | 2016-08-17 | 北京工业大学 | A kind of stairstepping inductance coil winding method being applied to inductance sensor |
| CN105202370A (en) * | 2015-09-15 | 2015-12-30 | 中国海洋石油总公司 | Scale inhibiting and preventing device based on action of pulse electromagnetic field and production method of scale inhibiting and preventing device |
| CN106439498B (en) * | 2016-09-28 | 2018-08-21 | 郑州大学 | Strong magnetic-type crude oil electromagnetic wax-resistant viscosity reducing device |
| CN107514543A (en) * | 2017-09-27 | 2017-12-26 | 上海权宥环保科技有限公司 | A kind of pulsed magnetic field de-plugging viscosity reduction equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091216 Termination date: 20110306 |