CN106444599A - Permanent magnet speed regulator running monitoring method and system - Google Patents
Permanent magnet speed regulator running monitoring method and system Download PDFInfo
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- CN106444599A CN106444599A CN201610768778.6A CN201610768778A CN106444599A CN 106444599 A CN106444599 A CN 106444599A CN 201610768778 A CN201610768778 A CN 201610768778A CN 106444599 A CN106444599 A CN 106444599A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 49
- 238000000034 method Methods 0.000 title claims abstract description 29
- 238000005070 sampling Methods 0.000 claims abstract description 14
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
- G05B19/058—Safety, monitoring
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/14—Plc safety
- G05B2219/14006—Safety, monitoring in general
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Abstract
The invention relates to a permanent magnet speed regulator running monitoring method and system. The method comprises the steps that the load working parameter set value range of a load equipment outlet is set, the difference value range of a sampling value and the difference value range of a set value are compared by collecting the load working parameter sampling value of the load output end, and a parameter control threshold value is set; a PLC control system sets the feeding amount of an executing controller to enable the load working parameter sampling value of an output load to meet the load working parameter set value range; vibration and a working temperature value of the load are monitored, and vibration and a working temperature value of the motor are monitored. According to the method and system, vibration and temperature of the motor and the load are collected by a sampler, the load working parameter of the load output end is collected, monitoring on the whole system is achieved by regulating the feeding amount of the executing controller, a warning is provided for the working state in which dangers are generated through the PLC control system and a warning system, and the working reliability and stability of the system are improved by controlling the motor, the load and a permanent magnet through the PLC control system.
Description
Technical field
The invention belongs to permanent magnet technical field, particularly relate to the method and system of a kind of permanent-magnet speed governor operation monitoring.
Background technology
Permanent-magnet speed governor is a kind of permanent magnetic transmission device, utilizes Lenz's law, it is achieved a kind of noncontact be flexible coupling, have
Soft start function, equipment itself produces heat because of slippage, needs to monitor permanent-magnet speed governor equipment own temperature, it is impossible to exceed standard, as
Fruit exceeds standard and can burn out magnet steel, causes permanent magnet normally to work.
In order to solve the problems referred to above, in the prior art, the situations such as the operating temperature of general monitoring permanent magnet, rotating speed, logical
Cross the running parameter of monitoring permanent magnet, analyze the signal letters such as the working condition of permanent magnet, the monitoring pressure of load outputs, flow
Breath, by analyzing pressure, the flow of load output, analyzes pressure and the working condition of permanent magnet, although so can partly solve
Certainly temperature control and the operation conditions of permanent magnet equipment self controls, but for whole permanent magnet systems, its system is also
Including the equipment such as motor and load, the monitoring to motor and load is also not carried out, and the monitoring to permanent magnet alerts, automatically controls
Can't realize.
Owing to there is above-mentioned defect so that permanent-magnet speed governor system is not easy to the overall operation shape of real-time monitoring system
Condition, reliability and stability operationally are substantially reduced.
Therefore, prior art needs to improve.
Content of the invention
The invention discloses the method and system of a kind of permanent-magnet speed governor operation monitoring, in order to solve what prior art existed
Problem.
An aspect according to embodiments of the present invention, the method for a kind of permanent-magnet speed governor operation monitoring of offer, including：
Set the load operation specifications range of set value of load equipment outlet by PLC control system, by the first sampler
Gather the load operation specifications sampled value of load outputs, compare the difference range of sampled value and setting value, set loaded work piece
State modulator threshold value；
Control threshold value according to load operation specifications, set by PLC control system output control signal and perform entering of controller
Giving amount, the running parameter of regulation operation monitoring system, driving output loading, the port of export load operation specifications making output loading is full
Foot load operation specifications range of set value；
Gather load vibrations and operating temperature value, and sampled value is sent to PLC control system, it is judged that whether sampled value surpasses
Overload running parameter setting value, if it does, warning system alarm or PLC control system close loaded work piece；
Gather motor vibrations and operating temperature value, and sampled value is sent to PLC control system, it is judged that whether sampled value surpasses
Cross motor running parameter setting value, if it does, warning system alarm or PLC control system close motor work.
In another embodiment of the method based on above-mentioned permanent-magnet speed governor operation monitoring, described load operation specifications bag
Include the pressure of load, flow, temperature, water level parameters information；Described motor running parameter include the pressure of motor, flow, temperature,
Water level parameters information.
In another embodiment of the method based on above-mentioned permanent-magnet speed governor operation monitoring, described pass through the first sampler
The sampling period of the load operation specifications sampled value gathering load outputs is 25 seconds.
In another embodiment of the method based on above-mentioned permanent-magnet speed governor operation monitoring, described gather load vibrations and
The cycle of operating temperature value is 3 seconds.
In another embodiment of the method based on above-mentioned permanent-magnet speed governor operation monitoring, described collection motor vibrations and
The cycle of operating temperature value is 3 seconds.
In another embodiment of the method based on above-mentioned permanent-magnet speed governor operation monitoring, described gather load vibrations and
Operating temperature value, and sampled value is sent to PLC control system, it is judged that whether sampled value exceedes load operation specifications setting value,
If it does, warning system alarm or PLC control system are closed in loaded work piece, described load operation specifications setting value includes the
One setting value, the second setting value, described first setting value is 100 degrees Celsius, described second setting value 140 degrees Celsius, works as load
Operating temperature sampled value continuous three times more than the first setting value when, warning system display alarm, when loaded work piece temperature sampling value
Continuous three times more than the second setting value when, PLC control system close loaded work piece.
In another embodiment of the method based on above-mentioned permanent-magnet speed governor operation monitoring, described collection motor vibrations and
Operating temperature value, and sampled value is sent to PLC control system, it is judged that whether sampled value exceedes motor running parameter setting value,
If it does, warning system alarm or PLC control system are closed in motor work, described motor running parameter setting value includes the
One setting value, the second setting value, described first setting value is 100 degrees Celsius, described second setting value 140 degrees Celsius, works as motor
Operating temperature sampled value continuous three times more than the first setting value when, warning system display alarm, when motor operating temperature sampled value
Continuous three times more than the second setting value when, PLC control system close motor work.
In another embodiment of the method based on above-mentioned permanent-magnet speed governor operation monitoring, described load operation specifications control
Threshold value processed be PLC control system set the maximum of load operation specifications range of set value of load equipment outlet and minimum of a value with
The difference range of the load operation specifications sampled value of the first samplers sample load outputs.
Another aspect according to embodiments of the present invention, the system of a kind of permanent-magnet speed governor operation monitoring of offer, including：
Motor, permanent-magnet speed governor, load, execution controller, PLC control system, warning system, the first sampler, second
Sampler, the 3rd sampler, described motor is connected with permanent-magnet speed governor, the 3rd sampler, described load and permanent-magnet speed governor, the
One sampler, the second sampler connect, and described execution controller is connected with permanent-magnet speed governor, described PLC control system and first
Sampler, the second sampler, the 3rd sampler, warning system connect, described execution controller and motor, permanent-magnet speed governor and negative
Carry and connect；
Described first sampler is for gathering the load operation specifications sampled value of load outputs；
Described second sampler is used for gathering load vibrations and operating temperature value；
Described 3rd sampler is used for gathering motor vibrations and operating temperature value；
Described execution controller is for acting on permanent-magnet speed governor by the control instruction of PLC control system.
In another embodiment of the system based on above-mentioned permanent-magnet speed governor operation monitoring, described PLC control system bag
Include：Power supply, LCDs, PLC module, analog input module, analog output module, described power supply is 24V dc source, institute
State LCDs for real-time display motor, load and sampler, the duty of controller, acquisition parameter, described PLC module
For controlling the duty of motor, load and sampler, controller, described analog input module and analog output module are to connect
Receive or send sampler, the control instruction of controller, parameter.
In another embodiment of the system based on above-mentioned permanent-magnet speed governor operation monitoring, described second samplers sample
Loaded work piece temperature sampling value continuous three times more than 100 degrees Celsius when, described warning system sends alarm, when described second adopts
When the loaded work piece temperature sampling value that sample device gathers is more than 140 degrees Celsius continuous three times, it is negative that described PLC control system sends stopping
Carrying the instruction of work, load quits work.
In another embodiment of the system based on above-mentioned permanent-magnet speed governor operation monitoring, described 3rd samplers sample
Motor operating temperature sampled value continuous three times more than 100 degrees Celsius when, described warning system sends alarm, when the described 3rd adopts
When the motor operating temperature sampled value that sample device gathers is more than 140 degrees Celsius continuous three times, described PLC control system sends stopping electricity
The instruction of machine work, motor quits work.
In another embodiment of the system based on above-mentioned permanent-magnet speed governor operation monitoring, described analog input module and
Analog output module is vacant 4-20 milliampere analog interface, is used for coupling DCS, it is achieved remotely control performs controller.
Compared with prior art, the present invention has the following advantages：
The present invention uses sampler motor in real time, the vibrations of load and temperature, by samplers sample load output
The load operation specifications sampled value of end, by gathering the running parameter of motor and load, is capable of the work ginseng of Reasonable adjustment load
Number output, it is achieved that to the monitoring that system is overall, by PLC control system and warning system, can be to the work caused danger
State provides alarm, and is controlled motor, load and permanent magnet by PLC control system, improves system operationally
Reliability and stability.
Below by drawings and Examples, technical scheme is described in further detail.
Brief description
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Have the accompanying drawing used in technology description to do one to introduce simply.
Fig. 1 is the flow chart of an embodiment of the method for a kind of permanent-magnet speed governor operation monitoring of the present invention.
Fig. 2 is the structural representation of an embodiment of the system of a kind of permanent-magnet speed governor operation monitoring of the present invention.
In figure：1 motor, 2 permanent-magnet speed governors, 3 load, 4 execution controllers, 5PLC control system, 6 warning systems, 7 first
Sampler, 8 second samplers, 9 the 3rd samplers.
Detailed description of the invention
Purpose, technical scheme and advantage for making the embodiment of the present invention are clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only
It is only a part of embodiment of the present invention, rather than whole embodiments.
Based on the embodiment in the present invention, those of ordinary skill in the art are obtained under the premise of not making creative work
The every other embodiment obtaining, broadly falls into the scope of protection of the invention.
Fig. 1 is the flow chart of an embodiment of the method for a kind of permanent-magnet speed governor operation monitoring of the present invention, such as Fig. 1 institute
Showing, the method for described permanent-magnet speed governor operation monitoring comprises the following steps：
S1：Set the load 3 running parameter range of set value of load 3 equipment outlet by PLC control system 5, by first
Sampler 7 gathers the load 3 running parameter sampled value of load 3 outputs, compares the difference range of sampled value and setting value, sets
Load 3 operating parameter control threshold values；
S2：According to loading 3 operating parameter control threshold values, PLC control system 5 is exported control signal and sets execution controller
The amount of feeding of 4, the running parameter of regulation operation monitoring system, drive output loading 3, make port of export load 3 works of output loading 3
Make parameter and meet load 3 running parameter ranges of set value；
S3：Gather load 3 vibrations and operating temperature value, and sampled value is sent to PLC control system 5, it is judged that sampled value
Whether exceed load 3 running parameter setting values, if it does, warning system 6 alerts or PLC control system 5 closes load 3 works
Make；
S4：Gather motor 1 to shake and operating temperature value, and sampled value is sent to PLC control system 5, it is judged that sampled value
Whether exceed motor 1 running parameter setting value, if it does, warning system 6 alerts or PLC control system 5 closes motor work.
Described load 3 running parameters include loading 3 pressure, flow, temperature, water level parameters information；Described motor 1 works
Parameter includes the pressure of motor 1, flow, temperature, water level parameters information.
In step sl, described the load 3 running parameter sampled value that the first sampler 7 gathers load 3 outputs is passed through
Sampling period is 25 seconds.
In step s3, the cycles of described collection load 3 vibrations and operating temperature value are 3 seconds.
In step s 4, the cycle of described collection motor 1 vibrations and operating temperature value is 3 seconds.
In step s3, described collection loads 3 vibrations and operating temperature value, and sampled value is sent to PLC control system
5, it is judged that whether sampled value exceedes load 3 running parameter setting values, if it does, warning system 6 alerts or PLC control system 5
Closing in load 3 work, described load 3 running parameter setting values include the first setting value, the second setting value, and described first sets
Value is 100 degrees Celsius, described second setting value 140 degrees Celsius, sets more than first for continuous three times when loading 3 operating temperature sampled values
During definite value, warning system 6 display alarm, when load 3 operating temperature sampled values continuous three times more than the second setting value when, PLC control
System 5 processed closes load 3 work.
Described collection motor 1 shakes and operating temperature value, and sampled value is sent to PLC control system 5, it is judged that sampled value
Whether exceed motor 1 running parameter setting value, if it does, warning system 6 alerts or PLC control system 5 is closed motor 1 and worked
In, described motor 1 running parameter setting value includes the first setting value, the second setting value, and described first setting value is 100 Celsius
Degree, described second setting value 140 degrees Celsius, when motor 1 operating temperature sampled value continuous three times more than the first setting value when, alarm
System 6 display alarm, when motor 1 operating temperature sampled value continuous three times more than the second setting value when, PLC control system 5 is closed
Motor 1 works.
In step sl, described load 3 operating parameter control threshold values are that PLC control system 5 sets load 3 equipment outlet
Load the maximum of 3 running parameter ranges of set value and minimum of a value gathers load 3 work of load 3 outputs with the first sampler 7
Make the difference range of parameter sampling value.
Fig. 2 is the structural representation of an embodiment of the system of a kind of permanent-magnet speed governor operation monitoring of the present invention, as
Shown in Fig. 2, the system of described permanent-magnet speed governor operation monitoring includes following：
Motor the 1st, permanent-magnet speed governor the 2nd, load the 3rd, execution controller the 4th, PLC control system the 5th, warning system the 6th, the first sampler
7th, the second sampler the 8th, the 3rd sampler 9, described motor 1 is connected with permanent-magnet speed governor the 2nd, the 3rd sampler 9, described load 3 with
Permanent-magnet speed governor the 2nd, the first sampler the 7th, the second sampler 8 connects, and described execution controller 4 is connected with permanent-magnet speed governor 2, described
PLC control system 5 is connected with the first sampler the 7th, the second sampler the 8th, the 3rd sampler the 9th, warning system 6, described performs control
Device 4 is connected with motor the 1st, permanent-magnet speed governor 2 and load 3；
Described first sampler 7 is for gathering the load 3 running parameter sampled value of load 3 outputs；
Described second sampler 8 is used for gathering load 3 vibrations and operating temperature value；
Described 3rd sampler 9 is used for gathering motor 1 and shakes and operating temperature value；
Described execution controller 4 is used for the control instruction of PLC control system 5 is acted on permanent-magnet speed governor 2
Described PLC control system 5 includes：Power supply, LCDs, PLC module, analog input module, simulation output mould
Block, described power supply is 24V dc source, and the 1st, described LCDs loads 3 and sampler, controller for real-time display motor
Duty, acquisition parameter, the 1st, described PLC module loads the duty of 3 and sampler, controller, institute for controlling motor
State analog input module and analog output module is to receive or send sampler, the control instruction of controller, parameter.
When the load 3 operating temperature sampled value that described second sampler 8 gathers is more than 100 degrees Celsius continuous three times, described
Warning system 6 sends alarm, and the load 3 operating temperature sampled value gathering when described second sampler 8 is taken the photograph more than 140 for continuous three times
When family name spends, described PLC control system 5 sends the instruction stopping load 3 work, and load 3 quits work.
When the motor 1 operating temperature sampled value that described 3rd sampler 9 gathers is more than 100 degrees Celsius continuous three times, described
Warning system 6 sends alarm, and the motor 1 operating temperature sampled value gathering when described 3rd sampler 9 is taken the photograph more than 140 for continuous three times
When family name spends, described PLC control system 5 sends the instruction stopping motor 1 work, and motor 1 quits work.
Described analog input module and analog output module are vacant 4-20 milliampere analog interface, are used for coupling DCS, real
Now remotely control performs controller 4.
Above the method and system of a kind of permanent-magnet speed governor operation monitoring provided by the present invention is described in detail,
Principle and embodiment to the present invention for the specific case used herein is set forth, and the explanation of above example is to use
Understand method and the core concept thereof of the present invention in help；Simultaneously for one of ordinary skill in the art, according to the present invention's
Thought, all will change in specific embodiments and applications, and in sum, this specification content should not be construed as
Limitation of the present invention.
Finally it should be noted that：The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention,
Although being described in detail the present invention with reference to previous embodiment, for a person skilled in the art, it still may be used
Modify with the technical scheme described in foregoing embodiments, or equivalent carried out to wherein portion of techniques feature,
All within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. made, should be included in the present invention's
Within protection domain.
Claims (13)
1. the method for a permanent-magnet speed governor operation monitoring, it is characterised in that include：
Set the load operation specifications range of set value of load equipment outlet by PLC control system, by the first samplers sample
The load operation specifications sampled value of load outputs, compares the difference range of sampled value and setting value, sets load operation specifications
Control threshold value；
Control threshold value according to load operation specifications, set the amount of feeding performing controller by PLC control system output control signal,
The running parameter of regulation operation monitoring system, drives output loading, makes the port of export load operation specifications of output loading meet negative
Carry running parameter range of set value；
Gather load vibrations and operating temperature value, and sampled value is sent to PLC control system, it is judged that it is negative whether sampled value exceedes
Carry running parameter setting value, if it does, warning system alarm or PLC control system close loaded work piece；
Gather motor vibrations and operating temperature value, and sampled value is sent to PLC control system, it is judged that whether sampled value exceedes electricity
Machine running parameter setting value, if it does, warning system alarm or PLC control system close motor work.
2. the method for permanent-magnet speed governor operation monitoring according to claim 1, it is characterised in that described load operation specifications
Including the pressure of load, flow, temperature, water level parameters information；Described motor running parameter includes the pressure of motor, flow, temperature
Degree, water level parameters information.
3. the method for permanent-magnet speed governor operation monitoring according to claim 1, it is characterised in that described pass through the first sampling
The sampling period of the load operation specifications sampled value that device gathers load outputs is 25 seconds.
4. the method for permanent-magnet speed governor operation monitoring according to claim 1, it is characterised in that described collection load vibrations
Cycle with operating temperature value is 3 seconds.
5. the method for permanent-magnet speed governor operation monitoring according to claim 1, it is characterised in that described collection motor shakes
Cycle with operating temperature value is 3 seconds.
6. the method for permanent-magnet speed governor operation monitoring according to claim 1, it is characterised in that described collection load vibrations
And operating temperature value, and sampled value is sent to PLC control system, it is judged that whether sampled value exceedes load operation specifications sets
Value, if it does, warning system alarm or PLC control system are closed in loaded work piece, described load operation specifications setting value bag
Including the first setting value, the second setting value, described first setting value is 100 degrees Celsius, described second setting value 140 degrees Celsius, when
Loaded work piece temperature sampling value continuous three times more than the first setting value when, warning system display alarm, when loaded work piece temperature is adopted
Sample value continuous three times more than the second setting value when, PLC control system close loaded work piece.
7. the method for permanent-magnet speed governor operation monitoring according to claim 1, it is characterised in that described collection motor shakes
And operating temperature value, and sampled value is sent to PLC control system, it is judged that whether sampled value exceedes motor running parameter sets
Value, if it does, warning system alarm or PLC control system are closed in motor work, described motor running parameter setting value bag
Including the first setting value, the second setting value, described first setting value is 100 degrees Celsius, described second setting value 140 degrees Celsius, when
Motor operating temperature sampled value continuous three times more than the first setting value when, warning system display alarm, when motor operating temperature is adopted
Sample value continuous three times more than the second setting value when, PLC control system close motor work.
8. the method for permanent-magnet speed governor operation monitoring according to claim 1, it is characterised in that described load operation specifications
Control threshold value is maximum and the minimum of a value of the load operation specifications range of set value that PLC control system sets load equipment outlet
Difference range with the load operation specifications sampled value of the first samplers sample load outputs.
9. the system of a permanent-magnet speed governor operation monitoring, it is characterised in that include：Motor, permanent-magnet speed governor, load, execution
Controller, PLC control system, warning system, the first sampler, the second sampler, the 3rd sampler, described motor is adjusted with permanent magnetism
Speed device, the 3rd sampler connect, and described load is connected with permanent-magnet speed governor, the first sampler, the second sampler, described performs control
Device processed is connected with permanent-magnet speed governor, described PLC control system and the first sampler, the second sampler, the 3rd sampler, alarm system
System connects, and described execution controller is connected with motor, permanent-magnet speed governor and load；
Described first sampler is for gathering the load operation specifications sampled value of load outputs；
Described second sampler is used for gathering load vibrations and operating temperature value；
Described 3rd sampler is used for gathering motor vibrations and operating temperature value；
Described execution controller is for acting on permanent-magnet speed governor by the control instruction of PLC control system.
10. the system of permanent-magnet speed governor operation monitoring according to claim 9, it is characterised in that described PLC control system
Including：Power supply, LCDs, PLC module, analog input module, analog output module, described power supply is 24V dc source,
Described LCDs is real-time display motor, load and sampler, the duty of controller, acquisition parameter, described PLC mould
Block is for controlling the duty of motor, load and sampler, controller, and described analog input module and analog output module are
Receive or send sampler, the control instruction of controller, parameter.
The system of 11. permanent-magnet speed governor operation monitoring according to claim 9, it is characterised in that described second sampler
The loaded work piece temperature sampling value that gathers continuous three times more than 100 degrees Celsius when, described warning system sends alarm, when described the
When the loaded work piece temperature sampling value of two samplers sample is more than 140 degrees Celsius continuous three times, described PLC control system sends stops
The only instruction of loaded work piece, load quits work.
The system of 12. permanent-magnet speed governor operation monitoring according to claim 9, it is characterised in that described 3rd sampler
The motor operating temperature sampled value that gathers continuous three times more than 100 degrees Celsius when, described warning system sends alarm, when described the
When the motor operating temperature sampled value of three samplers sample is more than 140 degrees Celsius continuous three times, described PLC control system sends stops
The only instruction of motor work, motor quits work.
The system of 13. permanent-magnet speed governor operation monitoring according to claim 10, it is characterised in that described simulation inputs mould
Block and analog output module are vacant 4-20 milliampere analog interface, are used for coupling DCS, it is achieved remotely control performs controller.
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Cited By (4)
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| CN107478276A (en) * | 2017-09-18 | 2017-12-15 | 安徽沃弗电力科技有限公司 | A kind of permanent-magnet speed governor operation monitoring system |
| CN108152034A (en) * | 2017-12-22 | 2018-06-12 | 镇江市高等专科学校 | Permanent magnet coupling drive equipment running status monitoring device and monitoring method |
| CN108680859A (en) * | 2018-06-13 | 2018-10-19 | 新乡市恒润机电有限公司 | A kind of pumping dirt pump motor control box fictitious load test method |
| CN110134048A (en) * | 2019-05-27 | 2019-08-16 | 国家能源投资集团有限责任公司 | Alarm method, device, storage medium and processor |
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Application publication date: 20170222 |