CN201032519Y - Intelligent energy-saving controller for oil pumping unit - Google Patents
Intelligent energy-saving controller for oil pumping unit Download PDFInfo
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- CN201032519Y CN201032519Y CNU2006200414756U CN200620041475U CN201032519Y CN 201032519 Y CN201032519 Y CN 201032519Y CN U2006200414756 U CNU2006200414756 U CN U2006200414756U CN 200620041475 U CN200620041475 U CN 200620041475U CN 201032519 Y CN201032519 Y CN 201032519Y
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Abstract
The utility model relates to a novel intelligent energy-saving control cabinet for a pumping unit. The control cabinet comprises a main circuit part, a controlling circuit part, and a wireless communication part. Compared with the prior art, the utility model is characterized in that the efficiency is high, the energy can be saved, the labor intensity of the oilmen can be reduced, the damage ratio of the motor of the pumping unit can be reduced, the failure rate of the power supplying electric network of the pumping unit can be reduced, the oil recovery time rate can be improved, the automated management and the monitoring level of the oil recovery in oil field can be improved, etc., meanwhile, due to the module type of the structure, the utility model also is characterized in that the maintenance and repair are simple, and the technology upgrading of each component is convenient.
Description
Technical field
The utility model relates to the power supply control apparatus of oil pumper in the oil well, particularly relates to a kind of used for oil extractor novel intelligent energy-saving switch board.
Background technology
At present, China's onshore oil field is in that (be commonly called as: 90% of the switch board traditional type switch board that remains the seventies design machine of kowtowing), this switch board is that sky is opened+the contactor pattern basically with oil pumper.Though this traditional type switch board cost when first time production capacity construction investment is lower, but, this is the design application model before the nineties, backward in technique, inconvenience can, be taken a lot of work, manage to expense, this is the high important root place of oil field electric cost undoubtedly, also is the high important root place of oil-field oil pumper motor frequent breakage maintenance cost.From sky open+the circuit theory analysis of the traditional type switch board of contactor pattern as can be known, this switch board we can say to have only a kind of major function: the startup operation of manual control oil pumper and stopping, can finding that it has following technological deficiency:
1) various defencive functions: as poor-performings such as power supply open-phase protection, overvoltage protection, under-voltage protection, overload protection, motor fault isolation, have in addition just do not have, reliability is just poorer.
2) inconvenience can, be taken a lot of work, manage to expense.
3) there is not oil pumper to transfer the ginseng function.
4) automatic startup of incoming call and soft start function do not have, and dash current was very big when oil pumper started, and impact electrical network and diminish the oil pumper mechanical transmission mechanism simultaneously yet.
5) function of oil pumper merit figure test does not have.
6) oil pumper operating condition data transmission and networking interface do not have.
Summary of the invention
The purpose of this utility model is exactly to provide a kind of used for oil extractor novel intelligent energy-saving switch board for the defective that overcomes above-mentioned prior art existence.
The purpose of this utility model can be achieved through the following technical solutions: a kind of used for oil extractor novel intelligent energy-saving switch board, it is characterized in that, and comprise main circuit part, control circuit part and wireless communication section.
Described main circuit partly comprises connection terminal, special converter, energy feedback unit, power frequency and frequency conversion commutation circuit, and described power frequency and frequency conversion commutation circuit comprise air switch (K1), air switch (K2), on-load switch (K3); Described control circuit partly comprises intelligent control unit, Hall current sensor, observation circuit, AC current transformer, alternating current ammeter, fan, and described observation circuit comprises load transmitter, pipe pressure transmitter, cover pressure transmitter, oily temperature transmitter; Described wireless communication section comprises wireless data transmission module; Above-mentioned connection terminal connects the input end (1) of air switch (K1), air switch (K2) respectively, the output terminal (2) of air switch (K2) connects the output of the input terminal and the energy feedback unit of special converter, the lead-out terminal of special converter connects (3) end of on-load switch (K3), the output terminal (2) of air switch (K1) connects (1) end of on-load switch (K3), and the common segment (2) of on-load switch (K3) connects motor of oil extractor; Current transformer is once imported and is connect the A phase, secondary output connects alternating current ammeter, Hall current sensor connects intelligent control unit, the control terminal of intelligent control unit connects the special converter outside terminal, special converter and intelligent control unit are connected with control terminal by corresponding serial ports separately, intelligent control unit and wireless communication section are connected by corresponding serial ports separately, load transmitter, pipe pressure transmitter, cover pressure transmitter, oily temperature transmitter are installed on well head, connect intelligent control unit, fan connects intelligent control unit.
Described switch board can be set up wave filter, and this wave filter connects the output terminal (2) of air switch (K2), and this wave filter comprises REPU-LBQ series wave filter.
Described special converter with digit manipulation panel, outside terminal control function and communication function comprises the REPU-V9 Series Frequency Converter.
Described energy feedback unit comprises IGBT inverter bridge and commutator tube; This energy feedback unit comprises REPU-INV series of energy feedback unit.
Described intelligent control unit comprise have multi-channel A/D input and D/A (or PWM) output peripheral circuit, sheet in the MCU of ROM and ram memory cell or DSP, amplifying circuit of analog signal, digital signal input and buffer circuit, digital signal output with isolate power amplifier, simulating signal output and isolation power amplifier; This intelligent control unit comprises REPU-VNK series intelligent control unit.
The wireless data transmission module of described RS232 of having or RS485 serial ports and wireless data transmitting function can comprise the GD230B module.
Described load transmitter comprises GT-401 type load transmitter, and described pipe pressure transmitter and cover pressure transmitter comprise the CYB-15 series of pressure transmitters, and described oil temperature transmitter comprises SITRANS TK-L type temperature transmitter.
Adopt the produced a kind of used for oil extractor novel intelligent energy-saving switch board of above technical scheme, compared with prior art, have energy-efficient, reduce the oil recovery labor strength, reduce the motor of oil extractor spoilage, reduce oil pumper power supply grid failure rate, improve rate when recovering the oil, improve characteristics such as oil field oil recovery automatic management and monitoring level, simultaneously, because the utility model modular organization, therefore, have also that maintenance, repair, maintenance are simple, each component technology is upgraded characteristics easily.
Description of drawings
Fig. 1 is a functional-block diagram of the present utility model.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
Present embodiment comprises special converter, power supply input filter circuit, sinusoidal energy feedback unit, intelligent control unit, radio communication device, load, oil temperature, pipe pressure, casing pressure observation circuit and power frequency, the frequency conversion commutation circuit that is fit to oil pumper load characteristics.
Special converter: 1, current harmonics is low; 2, high torque during startup, low moment, output high-level efficiency during operation; 3, have digit manipulation panel and outside terminal control function; 4, have communication function.
Wave filter comprises inductance, electric capacity, electronic switch, control circuit.
The sinusoidal energy feedback unit: the electric current of feedback grid is a sinusoidal waveform, comprises IGBT inverter bridge and commutator tube, synchronously with sinusoidal wave control Driver Circuit, and out put reactor.
Intelligent control unit: comprise having multi-channel A/D imports and the MCU (or DSP) of D/A (or PWM) output peripheral circuit, the interior ROM of sheet and ram memory cell, amplifying circuit of analog signal, digital signal input and buffer circuit, digital signal output and isolation power amplifier, simulating signal are exported and are isolated power amplifier.
Communicator: have RS232 or RS485 interface and wireless data transmitting function.
Load, oil temperature, pipe are pressed, the casing pressure observation circuit: comprise load transmitter, oily temperature transmitter, pipe pressure transmitter, cover pressure transmitter.
Power frequency, frequency conversion commutation circuit: comprise motor input switchable load knife-like switch, power supply input air switch.
As shown in Figure 1, be the functional-block diagram of the utility model embodiment in the frame of broken lines, frame of broken lines is outward an external circuits.The utility model embodiment mainly is made up of three parts: main circuit part, control circuit part and wireless communication section.The main circuit part is made up of air switch K1, K2, wave filter Lv1, special converter V9, energy feedback unit INV, on-load switch K3; The control circuit part is made up of intelligent control unit VNK, Hall current sensor HLH, load transmitter ZH, pipe pressure transmitter GY, cover pressure transmitter TY, oily temperature transmitter YW, AC current transformer LH, alternating current Table A and fan F; Wireless communication section is made up of wireless data transmission module WL;
As an embodiment of the present utility model, special converter V9 can adopt the REPU-V9 Series Frequency Converter, wave filter Lv1 can select REPU-LBQ series wave filter for use, satisfying under the on-the-spot situation about requiring for electricity consumption, wave filter also can save, energy feedback unit INV can select REPU-INV series of energy feedback unit for use, and intelligent control unit VNK can select REPU-VNK series intelligent control unit for use, and wireless data transmission module can be selected the GD230B module for use.Load transmitter ZH can select GT-401 type load transmitter for use, and oily temperature transmitter YW can select SITRANS TK-L type temperature transmitter for use, and pipe pressure transmitter GY and cover pressure transmitter TY can select the CYB-15 series of pressure transmitters for use.
Three-phase 380V AC power is imported through connection terminal X1, connect air switch K1, k2 inlet wire section 1, K1, K2 deferent segment 2 connect the output of wave filter Lv1, special converter V9 input terminal R, S, T and energy feedback unit, the input of energy feedback unit meets the direct current output PN of special converter V9, special converter V9 lead-out terminal U, V, W connect 3 sections of on-load switch K3, air switch K1 output connects 1 section of on-load switch K3, and the common segment 2 of on-load switch K3 connects motor of oil extractor.Current transformer LH once imports and connects the A phase, secondary output meets reometer A, Hall current sensor HLH meets intelligent control unit VNK, the working power of intelligent control unit VNK meets 220V and exchanges, the control terminal of intelligent control unit VNK connects special converter V9 outside terminal, No. 1 serial ports RS485-1 of special converter V9 meets No. 1 serial ports RS485-1 of intelligent control unit VNK, No. 2 serial ports RS485-2 of intelligent control unit VNK meet the serial ports RS485 of wireless data transmission module WL, load transmitter ZH, the warm transmitter YW of oil, pipe pressure transmitter GY, cover pressure transmitter TY is installed on well head, load transmitter ZH, the warm transmitter YW of oil, pipe pressure transmitter GY, the output signal of cover pressure transmitter TY is the 4-20mA current signal, meet intelligent control unit VNK, fan F connects the fan control switch of intelligent control unit VNK.
Claims (7)
1. a used for oil extractor novel intelligent energy-saving switch board is characterized in that, comprises main circuit part, control circuit part and wireless communication section; Described main circuit partly comprises connection terminal, special converter, energy feedback unit, power frequency and frequency conversion commutation circuit, and described power frequency and frequency conversion commutation circuit comprise air switch (K1), air switch (K2), on-load switch (K3); Described control circuit partly comprises intelligent control unit, Hall current sensor, observation circuit, AC current transformer, alternating current ammeter, fan, and described observation circuit comprises load transmitter, pipe pressure transmitter, cover pressure transmitter, oily temperature transmitter; Described wireless communication section comprises wireless data transmission module; Above-mentioned connection terminal connects the input end (1) of air switch (K1), air switch (K2) respectively, the output terminal (2) of air switch (K2) connects the output of the input terminal and the energy feedback unit of special converter, the lead-out terminal of special converter connects (3) end of on-load switch (K3), the output terminal (2) of air switch (K1) connects (1) end of on-load switch (K3), and the common segment (2) of on-load switch (K3) connects motor of oil extractor; Current transformer is once imported and is connect the A phase, secondary output connects alternating current ammeter, Hall current sensor connects intelligent control unit, the control terminal of intelligent control unit connects the special converter outside terminal, special converter and intelligent control unit are connected with control terminal by corresponding serial ports separately, intelligent control unit and wireless communication section are connected by corresponding serial ports separately, load transmitter, pipe pressure transmitter, cover pressure transmitter, oily temperature transmitter are installed on well head, connect intelligent control unit, fan connects intelligent control unit.
2. a kind of used for oil extractor novel intelligent energy-saving switch board according to claim 1 is characterized in that described switch board can be set up wave filter, and this wave filter connects the output terminal (2) of air switch (K2), and this wave filter comprises REPU-LBQ series wave filter.
3. a kind of used for oil extractor novel intelligent energy-saving switch board according to claim 1 is characterized in that described special converter with digit manipulation panel, outside terminal control function and communication function comprises the REPU-V9 Series Frequency Converter.
4. a kind of used for oil extractor novel intelligent energy-saving switch board according to claim 1 is characterized in that described energy feedback unit comprises IGBT inverter bridge and commutator tube; This energy feedback unit comprises REPU-INV series of energy feedback unit.
5. a kind of used for oil extractor novel intelligent energy-saving switch board according to claim 1, it is characterized in that, described intelligent control unit comprise have multi-channel A/D input and D/A or PWM output peripheral circuit, sheet in the MCU of ROM and ram memory cell or DSP, amplifying circuit of analog signal, digital signal input and buffer circuit, digital signal output with isolate power amplifier, simulating signal output and isolation power amplifier; This intelligent control unit comprises REPU-VNK series intelligent control unit.
6. a kind of used for oil extractor novel intelligent energy-saving switch board according to claim 1 is characterized in that the wireless data transmission module of described RS232 of having or RS485 serial ports and wireless data transmitting function can comprise the GD230B module.
7. a kind of used for oil extractor novel intelligent energy-saving switch board according to claim 1, it is characterized in that, described load transmitter comprises GT-401 type load transmitter, described pipe pressure transmitter and cover pressure transmitter comprise the CYB-15 series of pressure transmitters, and described oil temperature transmitter comprises SITRANS TK-L type temperature transmitter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200414756U CN201032519Y (en) | 2006-04-29 | 2006-04-29 | Intelligent energy-saving controller for oil pumping unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200414756U CN201032519Y (en) | 2006-04-29 | 2006-04-29 | Intelligent energy-saving controller for oil pumping unit |
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| Publication Number | Publication Date |
|---|---|
| CN201032519Y true CN201032519Y (en) | 2008-03-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006200414756U Expired - Fee Related CN201032519Y (en) | 2006-04-29 | 2006-04-29 | Intelligent energy-saving controller for oil pumping unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201032519Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102278094A (en) * | 2011-07-02 | 2011-12-14 | 常州联科电气成套设备有限公司 | Energy-saving device for beam-pumping unit |
| CN102736643A (en) * | 2012-06-13 | 2012-10-17 | 陕西天浩石油材料有限公司 | Power-saving pumping unit control method and system based on temperature detection |
-
2006
- 2006-04-29 CN CNU2006200414756U patent/CN201032519Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102278094A (en) * | 2011-07-02 | 2011-12-14 | 常州联科电气成套设备有限公司 | Energy-saving device for beam-pumping unit |
| CN102736643A (en) * | 2012-06-13 | 2012-10-17 | 陕西天浩石油材料有限公司 | Power-saving pumping unit control method and system based on temperature detection |
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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: 20080305 Termination date: 20110429 |