CN107797062A - The online operating mode malfunction elimination system of motor - Google Patents
The online operating mode malfunction elimination system of motor Download PDFInfo
- Publication number
- CN107797062A CN107797062A CN201710769881.7A CN201710769881A CN107797062A CN 107797062 A CN107797062 A CN 107797062A CN 201710769881 A CN201710769881 A CN 201710769881A CN 107797062 A CN107797062 A CN 107797062A
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- Prior art keywords
- motor
- measured motor
- workbench
- measured
- detection
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/34—Testing dynamo-electric machines
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/34—Testing dynamo-electric machines
- G01R31/343—Testing dynamo-electric machines in operation
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The present invention relates to machine field, the online operating mode malfunction elimination system of open motor, including treating measured motor and workbench, treat that measured motor is arranged on workbench, also include industrial computer, dynamometer machine is further fixed on workbench, treat to be connected with shaft coupling between measured motor and dynamometer machine, shaft coupling and treat to be connected with torque sensor and speed probe between measured motor, torque sensor and speed probe are all connected with industrial computer, track is further fixed on workbench, coaxial range detector for detecting motor output shaft Oscillation Amplitude to be measured is installed on track, coaxial range detector is connected with industrial computer, coaxial range detector includes detection sliding block and flexible detection probe.The coaxial range detector of the present invention is used for the amplitude error value for detecting the output shaft rotation for treating measured motor, so as to detect motor output shaft axiality to be measured, coaxial range detector slides in orbit, so that the whole output shaft that coaxial range detector can treat measured motor is detected.
Description
Technical field
The present invention relates to machine field, more particularly to the online operating mode malfunction elimination system of motor.
Background technology
The place of motor application is more and more extensive, and the performance of motor directly affects the performance of product to be installed, so motor
Strict inspection will be passed through when dispatching from the factory, complete detection can be carried out to motor currently without the system of complete set.
The content of the invention
The shortcomings that present invention to motor without the system of complete set for carrying out complete detection in the prior art, there is provided electric
The online operating mode malfunction elimination system of machine.
In order to solve the above-mentioned technical problem, the present invention is addressed by following technical proposals:
The online operating mode malfunction elimination system of motor, including measured motor and workbench are treated, treat that measured motor is arranged on workbench,
Also include industrial computer, dynamometer machine be further fixed on workbench, treat to be connected with shaft coupling between measured motor and dynamometer machine, shaft coupling with
Treat to be connected with torque sensor and speed probe between measured motor, torque sensor and speed probe all connect with industrial computer
Connect, track is further fixed on workbench, the coaxial amplitude for detecting motor output shaft Oscillation Amplitude to be measured is installed on track
Detector, coaxial range detector are connected with industrial computer, and coaxial range detector includes detection sliding block and flexible detection probe,
Detection sliding block is provided with sense channel, treats that the output shaft of measured motor is connected through sense channel with shaft coupling, the number of detection probe
Amount is at least the six roots of sensation, and detection probe is arranged on the inwall of sense channel, and the extended line of all detection probes intersects at a point, institute
There is the movable top of detection probe on same circumference, detection probe detects the side of sliding block with treating that the output shaft of measured motor contacts
Fixed block is fixed with wall, supporting plate is fixed with the side wall of track, servomotor is further fixed on workbench, servomotor
Screw mandrel is fixed with output shaft, screw mandrel is connected through fixed block with supporting plate, and screw mandrel is threadedly coupled with fixed block.The present invention can be with
Voltage, the stability of electric current of measured motor are treated in detection, treat measured motor rotating speed operationally, torque, and coaxial range detector is used
The amplitude error value of the output shaft rotation of measured motor is treated in detection, so as to detect motor output shaft axiality to be measured, coaxial amplitude
Detector slides in orbit, so that the whole output shaft that coaxial range detector can treat measured motor is detected,
When measured motor rotates, popping one's head in treating that the output shaft of measured motor contacts, output shaft has a trickle skew, and part probe will be by
The more bending of pressure, industrial computer record the degree of crook of all probes to detect the deflection amplitude of motor output shaft to be measured.
Preferably, being also equipped with shock sensor on workbench, shock sensor is arranged on the lower section for treating measured motor, shake
Dynamic sensor is connected with industrial computer.Shock sensor is used to detect vibration frequency when measured motor works, to be measured so as to detect
The compactness of internal structure of motor.
Preferably, treating to be provided with voltage sensor and current sensor on measured motor, voltage sensor is treated for detection
The voltage change of measured motor, current sensor are used to detect the current variation value for treating measured motor, and voltage sensor passes with electric current
Sensor is all connected with industrial computer.
Preferably, also including frequency converter, frequency converter receives moment of torsion with industrial computer and motor connection to be measured, industrial computer simultaneously
The torque signal of sensor and the tach signal of speed probe control the output frequency of frequency converter.
Preferably, dynamometer machine includes shell body, inner housing and rotating shaft, shell body external form is cylindrical, and inner housing is pacified
In shell body, cavity is provided with inner housing, is extend into cavity full of electrolysis mucus, rotating shaft in cavity, rotating shaft one end peace
Mounted in inner housing left part, the rotating shaft other end is arranged on inner housing right part and stretches out shell body.Electrolysis mucus in dynamometer machine,
Being electrolysed mucus meeting viscosity in the case of energization can improve, and electrolysis mucus hinders axis of rotation, so as to measure the power for treating measured motor.
Preferably, inner housing left side is provided with the first annular groove to cave inward, it is provided with first annular groove
Clutch shaft bearing, the left part of rotating shaft are arranged on clutch shaft bearing, and inner housing right part is provided with the second annular groove, and the second annular is recessed
Groove connects with cavity, and the depression direction of the second annular groove is identical with the depression direction of first annular groove, the second annular groove
Second bearing is inside installed, the right part of rotating shaft is arranged in second bearing.Clutch shaft bearing and second bearing enable rotating shaft
Flexibly rotated in inner housing, it is more stable that first annular groove causes clutch shaft bearing to rotate, and the second annular groove causes
Second bearing rotates more stable.
Preferably, being wound with flight in rotating shaft, flight is fixedly connected and is contained in cavity with rotating shaft.Electrolysis is viscous
Liquid is acted on flight, increases the reaction force of the rotation of rotating shaft, facilitates dynamometer machine record power value.
Preferably, also include being used for the electrolyzer for being electrolysed electrolysis mucus, the electrolytic head of electrolyzer is through shell body and interior
Housing is simultaneously extend into cavity, and the electrolytic head of electrolyzer is extend into electrolysis mucus.Electrolyzer is used to be electrolysed electrolysis mucus, so as to
The viscosity number of control electrolysis mucus.
The present invention has significant technique effect as a result of above technical scheme:
The present invention can detect the stability of the voltage for treating measured motor, electric current, treat measured motor rotating speed operationally, turn
Square, coaxial range detector are used for the amplitude error value for detecting the output shaft rotation for treating measured motor, treat that measured motor is defeated so as to detect
Shaft axiality, coaxial range detector slide in orbit, so that coaxial range detector can treat measured motor
Whole output shaft is detected, when when measured motor rotates, popping one's head in treating that the output shaft of measured motor contacts, output shaft has trickle
Skew, the more bending that will be pressed of partly popping one's head in, the degree of crook that industrial computer records all probes treat measured motor to detect
The deflection amplitude of output shaft.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
The circuit theory schematic diagram of Fig. 2 present invention.
Fig. 3 is the combining structure schematic diagram of coaxial range detector and track of the invention.
Fig. 4 is the structural representation of dynamometer machine in Fig. 1.
Fig. 5 is the structural representation of left inside housing in Fig. 4.
Fig. 6 is the structural representation of right inner housing in Fig. 4.
The toponym that each number designation is referred in the figures above is as follows:Wherein, 10-treating measured motor, 11-work
Platform, 12-dynamometer machine, 13-industrial computer, 14-shaft coupling, 15-torque sensor, 16-speed probe, 17-track,
18-coaxial range detector, 19-shock sensor, 20-voltage sensor, 21-current sensor, 22-frequency converter,
23-clutch shaft bearing, 24-second bearing, 25-electrolyzer, 26-ring-shaped rubber pad, 27-gusseted seat, 28-annular
Combined seal ring, 121-shell body, 122-inner housing, 123-rotating shaft, 124-flight, 181-detection sliding block, 182-
Detection probe, 183-sense channel, 184-fixed block, 185-supporting plate, 186-servomotor, 1211-left outside housing,
1212-right casing body, 1213-left bulge loop, 1214-right bulge loop, 1220-cavity, 1221-left inside housing, in 1222-right side
Housing, 1223-first annular groove, the 1224-the second annular groove, 1225-snap ring, 1226-neck.
Embodiment
The present invention is described in further detail with embodiment below in conjunction with the accompanying drawings.
Embodiment 1
The online operating mode malfunction elimination system of motor, as shown in figures 1 to 6, including treats measured motor 10 and workbench 11, electricity to be measured
Machine 10 is arranged on workbench 11, in addition to industrial computer 13, and dynamometer machine 12 is further fixed on workbench 11, is treated measured motor 10 and is surveyed
It is connected with shaft coupling 14 between work(machine 12, shaft coupling 14, which enables, treats that what the power of measured motor 10 stablized sends dynamometer machine 12 to,
Shaft coupling 14 and treat to be connected with torque sensor 15 and speed probe 16 between measured motor 10, torque sensor 15 is used to detect
The torque value of measured motor 10 is treated, speed probe 16 is used to detect the tachometer value for treating measured motor 10, torque sensor 15 and rotating speed
Sensor 16 is all connected with industrial computer 13, and track 17 is further fixed on workbench 11, and track 17 is two-orbit so that coaxial amplitude
Detector 18, which slides, more to be stablized, and the coaxial width that the output shaft Oscillation Amplitude of measured motor 10 is treated for detecting is provided with track 17
Detector 18 is spent, coaxial range detector 18 is connected with industrial computer 13, and coaxial range detector 18 includes detecting sliding block 181 and soft
Property detection probe 182, detection sliding block 181 slide on track 17, detection sliding block 181 be provided with sense channel 183, electricity to be measured
The output shaft of machine 10 is connected through sense channel 183 with shaft coupling 14, and the quantity of detection probe 182 is at least the six roots of sensation, this implementation
The radical of example detection probe 182 is ten, and detection probe 182 is arranged on the inwall of sense channel 183, all detection probes
182 extended line intersects at a point, the movable top of all detection probes 182 on same circumference, detection probe 182 with it is to be measured
The output shaft contact of motor 10, detects and is fixed with fixed block 184 in the side wall of sliding block 181, branch is fixed with the side wall of track 17
Fagging 185, servomotor 186 is further fixed on workbench 11, screw mandrel 187, screw mandrel are fixed with the output shaft of servomotor 186
187 are connected through fixed block 184 with supporting plate 185, and screw mandrel 187 is threadedly coupled with fixed block 184, when servomotor 186 works,
Fixed block 184 moves on screw mandrel 187, so as to drive detection sliding block 181 to be slided on track 17.
Shock sensor 19 is also equipped with workbench 11, shock sensor 19 is arranged on the lower section for treating measured motor 10, shake
Dynamic sensor 19 is connected with industrial computer 13.
Treat that voltage sensor 20 and current sensor 21 are installed on measured motor 10, voltage sensor 20 is to be measured for detecting
The voltage change of motor 10, current sensor 21, which is used to detect, treats the current variation value of measured motor 10, voltage sensor 20 with
Current sensor 21 is all connected with industrial computer 13.
Also include frequency converter 22, for frequency converter 22 simultaneously with industrial computer 13 and treating that measured motor 10 is connected, industrial computer 13 receives torsion
The torque signal of square sensor 15 and the tach signal of speed probe 16 control the output frequency of frequency converter 22.
Dynamometer machine 12 includes shell body 121, inner housing 122 and rotating shaft 123, and the external form of shell body 121 is cylindrical, inner casing
Body 122 is arranged in shell body 121, and cavity 1220 is provided with inner housing 122, electrolysis mucus, rotating shaft 123 are full of in cavity 1220
It extend into cavity 1220, the one end of rotating shaft 123 is arranged on the left part of inner housing 122, and the other end of rotating shaft 123 is arranged on inner housing
Shell body 121 is simultaneously stretched out in 122 right parts.
The left side of inner housing 122 is provided with the first annular groove 1223 to cave inward, is installed in first annular groove 1223
There is clutch shaft bearing 23, the left part of rotating shaft 123 is arranged on clutch shaft bearing 23, and it is recessed that the right part of inner housing 122 is provided with the second annular
Groove 1224, the second annular groove 1224 connect with cavity 1220, the depression direction of the second annular groove 1224 with it is first annular recessed
The depression direction of groove 1223 is identical, and second bearing 24 is provided with the second annular groove 1224, and the right part of rotating shaft 123 is arranged on
In second bearing 24.
Flight 124 is wound with rotating shaft 123, flight 124 is fixedly connected with rotating shaft 123 and is contained in cavity 1220
It is interior.
Also include being used for the electrolyzer 25 for being electrolysed electrolysis mucus, the electrolytic head of electrolyzer 25 passes through shell body 121 and inner casing
Body is simultaneously extend into cavity 1220, and the electrolytic head of electrolyzer 25 is extend into electrolysis mucus.
Shell body 121 includes left outside housing 1211 and right casing body 1212, is fixed on the outer circle wall of left outside housing 1211
There is left bulge loop 1213, right bulge loop 1214, left bulge loop 1213 and right bulge loop 1214 are fixed with the outer circle wall of right casing body 1212
Between be bolted to connection, ring-shaped rubber pad 26, left bulge loop 1213 are provided between left bulge loop 1213 and right bulge loop 1214
The annular realization of rubber sheet gasket 26 is compressed with right bulge loop 1214 to seal, under left outside housing 1211 and right casing body 1212 outer circle wall
End is all fixed with gusseted seat 27, and the angled seat of gusseted seat 27 has three, so its stability is good, dynamometer machine 12 is in work
It when making, will not easily rock, keep the stability of dynamometer machine 12.Left bulge loop 1213 and right bulge loop 1214 are bolted,
So that together with left outside housing 1211 can securely fix with right casing body 1212, left bulge loop 1213 and right bulge loop 1214 it
Between ring-shaped rubber pad 26 cause shell body 121 sealing it is more good, prevent inside electrolysis mucus overflow, triangle branch
Support seat 27 causes dynamometer machine 12, and stability is more good when mounted.
Inner housing 122 includes left inside housing 1221 and right inner housing 1222, and the right part of left inside housing 1221 is provided with to the right
Raised snap ring 1225, the left part of right inner housing 1222 are provided with the neck 1226 being recessed to the right, and snap ring 1225 extend into neck
It is connected together in 1226 with it, two lateral walls of left inside housing 1221 and the right junction of inner housing 1222 are on same periphery.
Inner housing 122 is coordinated by snap ring 1225 and neck 1226, prevents that being electrolysed mucus removes, while fixation is also more firm.
Ring-shaped combination sealing ring 28 is provided between snap ring 1225 and neck 1226, ring-shaped combination sealing ring 28 is included outside rubber
Set and metal profile, metal profile are stainless steel bracing plate, and rubber sleeve is sleeved on outside metal profile.Ring-shaped combination is close
Not only intensity is high for seal 28, good airproof performance, and the electrolysis mucus in cavity 1220 will not remove easily, ring-shaped combination sealing ring 28
So that the sealing of inner housing is more good.
In a word, presently preferred embodiments of the present invention, all equalizations made according to scope of the present invention patent be the foregoing is only
Change and modification, it should all belong to the covering scope of patent of the present invention.
Claims (8)
1. the online operating mode malfunction elimination system of motor, including measured motor (10) and workbench (11) are treated, treat that measured motor (10) is installed
On workbench (11), it is characterised in that:Also include industrial computer (13), be further fixed on dynamometer machine (12) on workbench (11), treat
It is connected with shaft coupling (14) between measured motor (10) and dynamometer machine (12), shaft coupling (14) and treats to be connected between measured motor (10)
Torque sensor (15) and speed probe (16), torque sensor (15) and speed probe (16) all connect with industrial computer (13)
Connect, track (17) is further fixed on workbench (11), be provided with track (17) and treat that measured motor (10) output shaft shakes for detection
The coaxial range detector (18) of dynamic amplitude, coaxial range detector (18) are connected with industrial computer (13), coaxial range detector
(18) detection probe (182) of detection sliding block (181) and flexibility is included, detection sliding block (181) is provided with sense channel (183),
Treat that the output shaft of measured motor (10) is connected through sense channel (183) with shaft coupling (14), the quantity of detection probe (182) is at least
For the six roots of sensation, detection probe (182) is arranged on the inwall of sense channel (183), and the extended line of all detection probes (182) intersects
In a bit, the movable top of all detection probes (182) is on same circumference, and detection probe (182) is with treating measured motor (10)
Output shaft contacts, and is fixed with fixed block (184) in the side wall of detection sliding block (181), support is fixed with the side wall of track (17)
Plate (185), servomotor (186) is further fixed on workbench (11), screw mandrel is fixed with the output shaft of servomotor (186)
(187), screw mandrel (187) is connected through fixed block (184) with supporting plate (185), and screw mandrel (187) connects with fixed block (184) screw thread
Connect.
2. the online operating mode malfunction elimination system of motor according to claim 1, it is characterised in that:Workbench is also pacified on (11)
Equipped with shock sensor (19), shock sensor (19) is arranged on the lower section for treating measured motor (10), shock sensor (19) and work
Control machine (13) connects.
3. the online operating mode malfunction elimination system of motor according to claim 1, it is characterised in that:Treat to pacify on measured motor (10)
Equipped with voltage sensor (20) and current sensor (21), voltage sensor (20) is used for detection and treats that the voltage of measured motor (10) becomes
Change value, current sensor (21) are used for the current variation value that measured motor (10) are treated in detection, voltage sensor (20) and current sense
Device (21) is all connected with industrial computer (13).
4. the online operating mode malfunction elimination system of motor according to claim 1, it is characterised in that:Also include frequency converter
(22), frequency converter (22) while with industrial computer (13) and treating that measured motor (10) is connected, industrial computer (13) receives torque sensor
(15) torque signal and the tach signal of speed probe (16) controls the output frequency of frequency converter (22).
5. the online operating mode malfunction elimination system of motor according to claim 1, it is characterised in that:Dynamometer machine (12) includes outer
Housing (121), inner housing (122) and rotating shaft (123), shell body (121) external form are cylindrical, and inner housing (122) is arranged on
In shell body (121), cavity (1220) is provided with inner housing (122), electrolysis mucus, rotating shaft (123) are full of in cavity (1220)
It extend into cavity (1220), rotating shaft (123) one end is arranged on inner housing (122) left part, and rotating shaft (123) other end is arranged on
Shell body (121) is simultaneously stretched out in inner housing (122) right part.
6. the online operating mode malfunction elimination system of motor according to claim 5, it is characterised in that:Inner housing (122) left end
Face is provided with the first annular groove (1223) to cave inward, and clutch shaft bearing (23) is provided with first annular groove (1223), turns
The left part of axle (123) is arranged on clutch shaft bearing (23), and inner housing (122) right part is provided with the second annular groove (1224),
Second annular groove (1224) connects with cavity (1220), depression direction and the first annular groove of the second annular groove (1224)
(1223) depression direction is identical, and second bearing (24), the right part of rotating shaft (123) are provided with the second annular groove (1224)
In second bearing (24).
7. the online operating mode malfunction elimination system of motor according to claim 5, it is characterised in that:Rotating shaft is wound on (123)
There is flight (124), flight (124) is fixedly connected with rotating shaft (123) and is contained in cavity (1220).
8. the online operating mode malfunction elimination system of motor according to claim 5, it is characterised in that:Also include being used to be electrolysed electricity
The electrolyzer (25) of mucus is solved, the electrolytic head of electrolyzer (25) through shell body (121) and inner housing and extend into cavity
(1220) in, the electrolytic head of electrolyzer (25) is extend into electrolysis mucus.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710769881.7A CN107797062B (en) | 2017-08-31 | 2017-08-31 | Motor online working condition troubleshooting system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710769881.7A CN107797062B (en) | 2017-08-31 | 2017-08-31 | Motor online working condition troubleshooting system |
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CN107797062A true CN107797062A (en) | 2018-03-13 |
CN107797062B CN107797062B (en) | 2020-04-28 |
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CN201710769881.7A Active CN107797062B (en) | 2017-08-31 | 2017-08-31 | Motor online working condition troubleshooting system |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110045283A (en) * | 2019-05-07 | 2019-07-23 | 广东工业大学 | A kind of motor operation detection system and method |
CN110715637A (en) * | 2019-10-28 | 2020-01-21 | 上海宝协新能源科技有限公司 | High-efficiency energy-saving servo motor |
CN111856290A (en) * | 2020-06-18 | 2020-10-30 | 湖北德普电气股份有限公司 | Method for testing performance of hydrogen fuel cell engine |
Citations (2)
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CN101524725A (en) * | 2008-04-18 | 2009-09-09 | 兰州理工大学 | Detecting system and detecting method for shape precision of steel tube straightening machine |
CN206038862U (en) * | 2016-09-09 | 2017-03-22 | 西安科技大学 | Electric vehicle motor capability test system |
-
2017
- 2017-08-31 CN CN201710769881.7A patent/CN107797062B/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101524725A (en) * | 2008-04-18 | 2009-09-09 | 兰州理工大学 | Detecting system and detecting method for shape precision of steel tube straightening machine |
CN206038862U (en) * | 2016-09-09 | 2017-03-22 | 西安科技大学 | Electric vehicle motor capability test system |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110045283A (en) * | 2019-05-07 | 2019-07-23 | 广东工业大学 | A kind of motor operation detection system and method |
CN110715637A (en) * | 2019-10-28 | 2020-01-21 | 上海宝协新能源科技有限公司 | High-efficiency energy-saving servo motor |
CN111856290A (en) * | 2020-06-18 | 2020-10-30 | 湖北德普电气股份有限公司 | Method for testing performance of hydrogen fuel cell engine |
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