CN210380709U - Switched reluctance motor speed regulation system for oil field workover rig - Google Patents
Switched reluctance motor speed regulation system for oil field workover rig Download PDFInfo
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- CN210380709U CN210380709U CN201921533449.9U CN201921533449U CN210380709U CN 210380709 U CN210380709 U CN 210380709U CN 201921533449 U CN201921533449 U CN 201921533449U CN 210380709 U CN210380709 U CN 210380709U
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- 238000012544 monitoring process Methods 0.000 claims 1
- 101100408455 Arabidopsis thaliana PLC7 gene Proteins 0.000 description 13
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Abstract
The utility model discloses an oil field is switched reluctance motor speed governing system for workover rig, concretely relates to switched reluctance motor technical field, including control module, the control module link is equipped with the human-computer interaction module, the control module input is equipped with anti-interference module, anti-interference module input is equipped with detection module, the control module output is equipped with protection module and early warning module, control module is including PLC able to programme, the human-computer interaction module includes the touch-sensitive screen. The utility model discloses a detection module detects switched reluctance motor's supply current, the temperature and the humidity of environment and the yawing force that the output shaft received, then through control module control protection module power cut-off, the corresponding pronunciation of early warning module broadcast sends the early warning to the staff, compares with prior art, can effectively prolong switched reluctance motor's life.
Description
Technical Field
The utility model relates to a switched reluctance motor technical field, more specifically say, the utility model relates to a switched reluctance motor speed governing system for oil field workover rig.
Background
The switched reluctance motor is a type of speed regulating motor developed after a direct current motor and a brushless direct current motor, is widely applied to the fields of household appliances, aviation, aerospace, electronics, machinery, electric vehicles and the like, and has the advantages of simple and firm structure, wide speed regulating range and high system reliability.
The switched reluctance motor speed control system in the prior art can detect self faults, has a good speed control effect, but because the working environment of the oil field workover rig is severe, the switched reluctance motor is easily influenced by the environment and other factors, and the service life of the switched reluctance motor is shortened.
SUMMERY OF THE UTILITY MODEL
In order to overcome prior art's above-mentioned defect, the embodiment of the utility model provides an oil field is switched reluctance motor speed governing system for workover rig, supply current to switched reluctance motor through detection module, the temperature and the lateral force that humidity and the output shaft of environment of locating received detect, then cut off power through control module control protection module, the early warning is sent the early warning to the staff to the corresponding pronunciation of early warning module broadcast, compared with the prior art, can effectively prolong switched reluctance motor's life, with the problem of proposing in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a switched reluctance motor speed regulation system for an oilfield workover rig comprises a control module, wherein a human-computer interaction module is arranged at the connecting end of the control module, an anti-interference module is arranged at the input end of the control module, a detection module is arranged at the input end of the anti-interference module, a protection module and an early warning module are arranged at the output end of the control module, the control module comprises a programmable PLC (programmable logic controller), the human-computer interaction module comprises a touch screen, the anti-interference module comprises a filter, the detection module comprises a current sensor, a humidity sensor, a temperature sensor and a pressure sensor, the protection module comprises an electronic circuit breaker, and the early warning module comprises a loudspeaker and a;
the control module is used for controlling the whole system through the programmable PLC, receiving current, humidity, temperature and pressure signals detected by the detection module, comparing the received digital signals with a preset threshold value, then respectively sending out an execution command to the protection module and the early warning module according to the comparison result, and simultaneously displaying the detected data parameters on the human-computer interaction module;
the human-computer interaction module is used for editing parameters of the control module through the touch screen, displaying detected current, humidity, temperature and pressure data, and adjusting the speed of the switched reluctance motor to realize human-computer interaction;
the interference prevention module is used for filtering the data signals transmitted by the detection module through the filter, reducing the influence of other frequency currents and improving the precision of the data signals received by the control module;
the detection module is used for detecting power supply current accessed to the switched reluctance motor through the current sensor, detecting the humidity of the environment where the switched reluctance motor is located through the humidity sensor, detecting the temperature of the switched reluctance motor through the temperature sensor, detecting the lateral force borne by the output shaft of the switched reluctance motor through the pressure sensor, converting the detected current, humidity, temperature and pressure signals into digital signals, and transmitting the digital signals to the control module.
In a preferred embodiment, the input end of the control module is further provided with a power supply module.
In a preferred embodiment, the power supply module comprises a power supply.
In a preferred embodiment, the power supply module is used for supplying power to the whole system through a power supply, so that the system can work normally.
In a preferred embodiment, the outputs of the current sensor, the humidity sensor, the temperature sensor and the pressure sensor are connected to the filter input.
In a preferred embodiment, the reservoir output is connected to a horn.
In a preferred embodiment, the early warning module is configured to play an audio file stored in the storage through a speaker when the humidity and the temperature of the environment where the switched reluctance motor is located and the pressure of the output shaft approach threshold values, and send out an early warning signal.
In a preferred embodiment, the protection module is used for protecting the switched reluctance motor from being damaged by the electronic circuit breaker receiving an execution command of the control module when the switched reluctance motor is subjected to a large current surge.
The utility model discloses a technological effect and advantage:
1. the power supply current of the switched reluctance motor, the temperature and the humidity of the environment and the lateral force borne by the output shaft are detected through the detection module, then the control module controls the protection module to cut off the power supply, and the early warning module plays corresponding voice to send out early warning to workers;
2. the signal current that will detect through current sensor, humidity transducer, temperature sensor and pressure sensor gives the wave filter, and the clutter in the wave filter is filtered the signal current to improve the signal purity that Programmable Logic Controller (PLC) received, compare with prior art, can effectively improve control accuracy.
Drawings
Fig. 1 is a block diagram of the system of the present invention.
Fig. 2 is a block diagram of the present invention.
Fig. 3 is a topological diagram of the present invention.
The reference signs are: the system comprises a control module 1, a human-computer interaction module 2, an anti-interference module 3, a detection module 4, a protection module 5, an early warning module 6, a programmable PLC7, a touch screen 8, a filter 9, a current sensor 10, a humidity sensor 11, a temperature sensor 12, a pressure sensor 13, an electronic circuit breaker 14, a loudspeaker 15, a storage 16, a power supply module 17 and a power supply 18.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The switched reluctance motor speed regulation system for the oilfield workover rig shown in fig. 1-3 comprises a control module 1, wherein a connection end of the control module 1 is provided with a human-computer interaction module 2, an input end of the control module 1 is provided with a detection module 4, an output end of the control module 1 is provided with a protection module 5 and an early warning module 6, the control module 1 comprises a programmable PLC7, the human-computer interaction module 2 comprises a touch screen 8, the detection module 4 comprises a current sensor 10, a humidity sensor 11, a temperature sensor 12 and a pressure sensor 13, the model of the current sensor 10 is set to be AHLC-LTA, the model of the humidity sensor 11 is set to be WLHT-1S-500, the model of the temperature sensor 12 is set to be DS18B20, the model of the pressure sensor 13 is set to be LPS25HBTR, the protection module 5 comprises an electronic circuit breaker 14, the early warning module 6 comprises a loudspeaker 15 and a storage 16;
the control module 1 is used for controlling the whole system through the programmable PLC7, receiving current, humidity, temperature and pressure signals detected by the detection module 4, comparing the received digital signals with a preset threshold value, then respectively sending out an execution command to the protection module 5 and the early warning module 6 according to the comparison result, and simultaneously displaying the detected data parameters on the human-computer interaction module 2;
the human-computer interaction module 2 is used for editing parameters of the control module 1 through the touch screen 8, displaying detected current, humidity, temperature and pressure data, and adjusting the speed of the switched reluctance motor to realize human-computer interaction;
the detection module 4 is used for detecting a power supply current accessed by the switched reluctance motor through the current sensor 10, detecting the humidity of the environment where the switched reluctance motor is located through the humidity sensor 11, detecting the temperature of the switched reluctance motor through the temperature sensor 12, detecting the lateral force borne by the output shaft of the switched reluctance motor through the pressure sensor 13, converting the detected current, humidity, temperature and pressure signals into digital signals, and transmitting the digital signals to the control module 1;
the output end of the storage 16 is connected with a horn 15;
the early warning module 6 is used for playing an audio file stored in the storage 16 and sending out an early warning signal when the humidity and the temperature of the environment where the switched reluctance motor is located and the pressure of the output shaft are close to threshold values through the loudspeaker 15;
the protection module 5 is used for receiving an execution command of the control module 1 through the electronic circuit breaker 14 when the switched reluctance motor is impacted by a large current, and rapidly closing a power supply of the switched reluctance motor to protect the switched reluctance motor from being damaged.
The implementation mode is specifically as follows: when the utility model is used, the touch screen 8 can edit the parameters of the programmable PLC7, and display the detected current, humidity, temperature and pressure data, and can adjust the speed of the switched reluctance motor, thereby realizing man-machine interaction, and being convenient for operation, the current sensor 10 detects the power current accessed by the switched reluctance motor, the humidity sensor 11 detects the humidity of the environment where the switched reluctance motor is located, the temperature sensor 12 detects the temperature of the switched reluctance motor, the pressure sensor 13 detects the lateral force borne by the output shaft of the switched reluctance motor, then the detected current, humidity, temperature and pressure signals are converted into digital signals, the digital signals are transmitted to the programmable PLC7, the programmable PLC7 compares the received signals with the threshold value, when the current reaches the threshold value, the programmable PLC7 controls the electronic circuit breaker 14 to rapidly close the power supply of the switched reluctance motor, thereby protection switched reluctance motor avoids the injury, and when temperature, humidity and pressure reached the threshold value, PLC7 control loudspeaker 15 able to programme stored corresponding audio file in the broadcast accumulator 16 to send the early warning to the staff, wholly make the utility model discloses can effectively protect switched reluctance motor, prolong its life, this embodiment has specifically solved the unsatisfactory problem of switched reluctance motor life among the prior art.
As shown in fig. 1-3, a switched reluctance motor speed control system for oil field workover rig still includes power module 17 and jam-proof module 3, jam-proof module 3 sets up between detection module 4 and control module 1, jam-proof module 3 includes wave filter 9, power module 17 includes power 18, power module 17 is used for supplying power to whole system through power 18, guarantees that the system can normally work, jam-proof module 3 is used for filtering the data signal that detection module 4 transmitted through wave filter 9, reduces other frequency current influences, improves the precision of the data signal that control module 1 received, current sensor 10, humidity transducer 11, temperature sensor 12 and pressure sensor 13's output all is connected with wave filter 9 input.
The implementation mode is specifically as follows: in use the utility model discloses the time, current sensor 10, humidity transducer 11, temperature sensor 12 and pressure sensor 13 transmit the signal current that detects for wave filter 9, and wave filter 9 filters the clutter among the signal current to improve PLC7 received signal purity able to programme, effectively improve control accuracy, power 18 is the entire system power supply, and the assurance system can normally work, and this embodiment has specifically solved the problem that control accuracy is not enough among the prior art.
The utility model discloses the theory of operation:
referring to the attached drawings 1-3 of the specification, when the utility model is used, the current sensor 10 detects the power current accessed by the switched reluctance motor, the humidity sensor 11 detects the humidity of the environment where the switched reluctance motor is located, the temperature sensor 12 detects the temperature of the switched reluctance motor, the pressure sensor 13 detects the lateral force borne by the output shaft of the switched reluctance motor, the programmable PLC7 compares the lateral force with the threshold value after receiving the signal, when the current reaches the threshold value, the programmable PLC7 controls the electronic circuit breaker 14 to rapidly close the power supply of the switched reluctance motor, thereby protecting the switched reluctance motor from being damaged, when the temperature, the humidity and the pressure reach the threshold value, the programmable PLC7 controls the loudspeaker 15 to play the corresponding audio file stored in the storage 16, thereby sending out early warning to the working personnel, and integrally making the utility model capable of effectively protecting the switched reluctance motor, the service life of the device is prolonged;
referring to the attached drawings 1-3 of the specification, when the utility model is used, the signal current that current sensor 10, humidity transducer 11, temperature sensor 12 and pressure sensor 13 will detect is given filter 9, and filter 9 filters the clutter among the signal current to improve the signal purity that PLC7 able to programme received, effectively improve control accuracy.
And finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides an oil field is switched reluctance motor speed control system for workover rig, includes control module (1), its characterized in that: the intelligent monitoring system is characterized in that a human-computer interaction module (2) is arranged at the connecting end of the control module (1), an anti-interference module (3) is arranged at the input end of the control module (1), a detection module (4) is arranged at the input end of the anti-interference module (3), a protection module (5) and an early warning module (6) are arranged at the output end of the control module (1), the control module (1) comprises a programmable PLC (7), the human-computer interaction module (2) comprises a touch screen (8), the anti-interference module (3) comprises a filter (9), the detection module (4) comprises a current sensor (10), a humidity sensor (11), a temperature sensor (12) and a pressure sensor (13), the protection module (5) comprises an electronic circuit breaker (14), and the early warning module (6) comprises a loudspeaker (15) and a storage;
the control module (1) is used for controlling the whole system through a programmable PLC (7), receiving current, humidity, temperature and pressure signals detected by the detection module (4), comparing the received digital signals with a preset threshold value, then respectively sending out an execution command to the protection module (5) and the early warning module (6) according to the comparison result, and simultaneously displaying the detected data parameters on the human-computer interaction module (2);
the human-computer interaction module (2) is used for editing parameters of the control module (1) through the touch screen (8), displaying detected current, humidity, temperature and pressure data, and adjusting the speed of the switched reluctance motor to realize human-computer interaction;
the interference prevention module (3) is used for filtering the data signal transmitted by the detection module (4) through the filter (9), reducing the influence of other frequency currents and improving the precision of the data signal received by the control module (1);
the detection module (4) is used for detecting power supply current accessed to the switch reluctance motor through the current sensor (10), detecting the humidity of the environment where the switch reluctance motor is located through the humidity sensor (11), detecting the temperature of the switch reluctance motor through the temperature sensor (12), detecting the lateral force borne by the output shaft of the switch reluctance motor through the pressure sensor (13), converting the detected current, humidity, temperature and pressure signals into digital signals, and transmitting the digital signals to the control module (1).
2. The switched reluctance motor speed control system for the oilfield workover rig according to claim 1, wherein: the input end of the control module (1) is also provided with a power supply module (17).
3. The switched reluctance motor speed control system for the oilfield workover rig according to claim 2, wherein: the power supply module (17) comprises a power supply (18).
4. The switched reluctance motor speed control system for the oilfield workover rig according to claim 3, wherein: the power supply module (17) is used for supplying power to the whole system through a power supply (18) to ensure that the system can work normally.
5. The switched reluctance motor speed control system for the oilfield workover rig according to claim 1, wherein: and the output ends of the current sensor (10), the humidity sensor (11), the temperature sensor (12) and the pressure sensor (13) are connected with the input end of the filter (9).
6. The switched reluctance motor speed control system for the oilfield workover rig according to claim 1, wherein: the output end of the storage (16) is connected with the loudspeaker (15).
7. The switched reluctance motor speed control system for the oilfield workover rig according to claim 1, wherein: the early warning module (6) is used for playing the audio files stored in the storage device (16) through the loudspeaker (15) when the humidity, the temperature and the output shaft pressure of the environment where the switched reluctance motor is located are close to the threshold value, and sending out early warning signals.
8. The switched reluctance motor speed control system for the oilfield workover rig according to claim 1, wherein: the protection module (5) is used for receiving an execution command of the control module (1) through the electronic circuit breaker (14) when the switched reluctance motor is impacted by large current, the electronic circuit breaker (14) quickly closes a power supply of the switched reluctance motor, and the switched reluctance motor is protected from being damaged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921533449.9U CN210380709U (en) | 2019-09-16 | 2019-09-16 | Switched reluctance motor speed regulation system for oil field workover rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921533449.9U CN210380709U (en) | 2019-09-16 | 2019-09-16 | Switched reluctance motor speed regulation system for oil field workover rig |
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| Publication Number | Publication Date |
|---|---|
| CN210380709U true CN210380709U (en) | 2020-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921533449.9U Expired - Fee Related CN210380709U (en) | 2019-09-16 | 2019-09-16 | Switched reluctance motor speed regulation system for oil field workover rig |
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| CN (1) | CN210380709U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111740384A (en) * | 2020-06-24 | 2020-10-02 | 湖北科莱威机电科技有限公司 | Motor control method under abnormal working condition environment |
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2019
- 2019-09-16 CN CN201921533449.9U patent/CN210380709U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111740384A (en) * | 2020-06-24 | 2020-10-02 | 湖北科莱威机电科技有限公司 | Motor control method under abnormal working condition environment |
| CN111740384B (en) * | 2020-06-24 | 2022-05-20 | 湖北科莱威机电科技有限公司 | Motor control method under abnormal working condition environment |
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| CF01 | Termination of patent right due to non-payment of annual fee |