CN208752184U - More external rotor permanent magnet hub motor comprehensive test platforms - Google Patents
More external rotor permanent magnet hub motor comprehensive test platforms Download PDFInfo
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- CN208752184U CN208752184U CN201821522994.3U CN201821522994U CN208752184U CN 208752184 U CN208752184 U CN 208752184U CN 201821522994 U CN201821522994 U CN 201821522994U CN 208752184 U CN208752184 U CN 208752184U
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- 238000012360 testing method Methods 0.000 title claims abstract description 34
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 12
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- 238000004891 communication Methods 0.000 claims description 4
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- 238000012545 processing Methods 0.000 claims description 4
- 230000003993 interaction Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000005259 measurement Methods 0.000 claims description 2
- 238000011056 performance test Methods 0.000 abstract description 11
- 230000004973 motor coordination Effects 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000011160 research Methods 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 3
- 238000011990 functional testing Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
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- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000004870 electrical engineering Methods 0.000 description 1
- 230000005662 electromechanics Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008111 motor development Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
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- 239000000126 substance Substances 0.000 description 1
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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
Abstract
The utility model discloses a kind of more external rotor permanent magnet hub motor comprehensive test platforms, including pedestal, it is arranged on pedestal left front, it is left back, motor stator support frame after right preceding and right, four hub motors are mounted on motor stator support frame, each hub motor has independent load bringing device, it can be coupled by preceding torque sensor between the left front transmission shaft and right front propeller shaft being connected respectively with left front hub motor and off-front wheel hub motor, it can be coupled by rear torque sensor between the left back transmission shaft and right inter-axle shaft being connected respectively with left back hub motor and off hind wheel hub motor, two driving wheels on left front transmission shaft and left back transmission shaft can be linked together by left conveyer belt, two driving wheels on right front propeller shaft and right inter-axle shaft can be linked together by right conveyer belt, every hub motor is by independent controller Control operation, the function and performance test that the utility model can be used under more outer rotor hub motor coordinated movement of various economic factors operating conditions.
Description
Technical field
The utility model relates to hub motor performance test field, in particular to a kind of more external rotor permanent magnets wheel hub electricity
Machine comprehensive test platform.
Background technique
With the progress of New energy automobile motor actuation techniques, in recent years, the hub motor as new-energy automobile core
More and more attention has been paid to attention.Hub motor is also known as wheel inner electric machine, and maximum feature is exactly by power, transmission and braking
Device is all integrated into wheel hub, and the power of motor is transferred directly to wheel, keeps the machine driven system of electric vehicle significantly simple
Change, complete vehicle structure is more compact, and transmission efficiency is higher, and have flexibly, be accurately controlled characteristic, be current efficient electric drive trains
An important research direction in system.Under conditions of battery technology does not obtain essence and breaks through, the wheel hub of high-power high-efficiency
Motor can effectively improve the course continuation mileage of electric car.Since hub motor increases wheel protonatomic mass and volume, to increase
The rotary inertia of unsprung mass and wheel hub has certain influence to the manipulation of vehicle, thus the motor be more suitable for airport ferry push,
The vehicle of the relatively large vehicle such as city bus and rear wheel drive.
The maximum feature of hub motor is not need gearbox, but big torsion when being capable of providing low speed required for vehicle
Square.The development of new-energy automobile is maked rapid progress, the average efficiency for the drive system being made of hub motor can reach 86% with
On, the transmission efficiency of the remote super common drive system with gear-box.Hub motor is big on electronic airport ferry push, airport
Bar, the application on large and medium-sized, the middle low speed city vehicle such as bus, and be gradually generalized on other pure electric vehicle city bus, will
Larger Social benefit and economic benefit can be generated.
Since hub motor has the characteristic that single wheel independently drives, either forerunner, rear-guard or 4 wheel driven shape
Formula, it can be realized, full-time four-wheel drive implements very easy on the vehicle of In-wheel motor driving.Hub motor can simultaneously
Even to invert the differential steering for realizing similar caterpillar by the different rotating speeds of left and right wheels, turning for vehicle is greatly reduced
Curved radius, almost may be implemented pivot stud under special circumstances.
The various characteristics curve of hub motor is that automobile designer carries out that the foundation of design is driven therefore to be applied to
The hub motor of new-energy automobile must have more detailed test information, to prove its characteristic, facilitate the type selecting of user with
It uses.For hub motor for electric vehicle at present since the hub for vehicle wheel that each producer, research institution use is different, mentality of designing is each
Standard that is different, causing hub motor ununified, although motor producer provides performance parameter, with actual performance difference
It is larger.Therefore motor development person or user is needed to be tested in detail, to obtain motor performance parameter, to tap a new source of energy
Provide basic data.
Current existing electromechanical testing platform is surveyed using motor in the form of dragging mainly for single motor or two motors
Motor electric parameter is tried, such as the test platform of electrotechnics research institute, South Korea, the electromechanical testing of CAS Electrical Engineering Research Institute
Platform, M. Takeda etc. are in article " Development of the Experiment Platform for Electric
Vehicles by using Motor Test Bench with the Same Environment as the Actual
The test platform provided in Vehicle ", and it is unable to satisfy the more outer rotor hub motor coordinated controls for new-energy automobile
With performance test demand, it more difficult to meet the integrated In-wheel motor driving Full Vehicle System function of electric machine controller and performance test.
Equally, a kind of hub motor test platform disclosed in Chinese patent CN204882827 U, including bracket, be used for and hub motor
Connected fixture, torque output shaft, spring bearing, dynamic torque sensor, control system, the dynamic torque sensor, branch
Support bearing is separately positioned on bracket；The torque output shaft pass through spring bearing, the both ends of the torque output shaft respectively with
Fixture, dynamic torque sensor are connected, and the dynamic torque sensor is connected with control system, and the fixture energy band dynamic torque is defeated
Shaft is rotated relative to spring bearing, and the dynamic torque sensor can measure the torque of torque output shaft.Using the test platform
It is only capable of detecting the performance of a motor, is unable to satisfy the integrated In-wheel motor driving Full Vehicle System function of electric machine controller
Energy and performance test.
Utility model content
The purpose of this utility model is to overcome existing electromechanical testing platforms to the limitation of motor performance test, solves
Function and performance test problem under more outer rotor hub motor coordinated movement of various economic factors operating conditions, provide a kind of hub motor integration test
Platform, the platform can be used for the test of multiple electric motors controller integrated hub motor coordinated control function and performance,
A motor can also be met and carry out multinomial performance and functional test.
To achieve the above object, used technical solution is the utility model:
A kind of more external rotor permanent magnet hub motor comprehensive test platforms, including pedestal, are arranged in parallel in pedestal two sides
Left support abutment and right support abutment, the rear and front end of left support abutment are respectively fixed with left front motor stator support frame and the support of left back motor stator
Frame, the rear and front end of right support abutment are respectively fixed with motor stator support frame behind right front motor stator support frame and the right side, four chaptrel hubs
Motor be separately mounted to it is left front, left back, right before and the right side after on motor stator support frame, each hub motor is provided with independent negative
Bringing device is carried, driving wheel can be assembled on each transmission shaft, it is electric with the left front wheel hub positioned at left support abutment and right support abutment front end respectively
Can be coupled by preceding torque sensor between machine and off-front wheel hub motor connected left front transmission shaft and right front propeller shaft, respectively with
Positioned at the left back transmission shaft that left support abutment and the left back hub motor of right support abutment rear end are connected with off hind wheel hub motor and it is right after be driven
It can be coupled by rear torque sensor between axis, two be assemblied on left front transmission shaft and left back transmission shaft driving wheel can pass through
Left conveyer belt is linked together, and two be assemblied on right front propeller shaft and right inter-axle shaft driving wheel can be joined by right conveyer belt
It is connected together, the transmission belt tensioner pulley for adjusting the tensile force of transmission belt is respectively arranged below in left conveyer belt and right conveyer belt；Often
Platform hub motor is controlled by independent controller and is run.
The load bringing device includes brake disc and brake clamp, and brake clamp and brake disc cooperate, brake disc one end
Couple with the outer rotor shaft of hub motor, the other end is through drive flange and transmission axis connection.
The outer rotor independently moving of every hub motor can carry out multinomial performance and functional test to a motor.
Left front hub motor and left back hub motor on left support abutment is by being mounted on left front transmission shaft and left back transmission shaft
On two driving wheels and the left conveyer belt coordinated movement of various economic factors；Or/and off-front wheel hub motor on right support abutment and off hind wheel hub motor it is logical
Cross two driving wheels being mounted on right front propeller shaft and right inter-axle shaft and the right conveyer belt coordinated movement of various economic factors.
Two driving wheels being coupled by Left Drive band or two driving wheel its outer diameters coupled by right conveyer belt are identical or not
Together, when former and later two driving wheel outer diameter differences, the difference in wheel between front and back wheel can be formed, is certain to keep the revolving speed of front and back wheel
Ratio, inside and outside difference in wheel when simulating vehicle is excessively curved.
The outer rotor of off-front wheel hub motor on right support abutment axially through preceding torque sensor with it is left front on left support abutment
The outer rotor of hub motor couples, and the Wheel hub motor external rotor as driving wheel drags the Wheel hub motor external rotor as follower
Movement measures the torque between the hub motor of driving wheel and the hub motor of follower by preceding torque sensor；And/or it is right
The outer rotor of off hind wheel hub motor on support is axially through the left back hub motor on rear torque sensor and left support abutment
Outer rotor connection, the Wheel hub motor external rotor dragging as driving wheel move as the Wheel hub motor external rotor of follower, pass through
Torque between the hub motor of preceding torque sensor measurement driving wheel and the hub motor of follower.
Every hub motor is controlled by independent current-variable controller and is run, and current-variable controller is placed in inside motor wheel.
Hub motor uses the external form of current-variable controller, and You Yitai current-variable controller controls access unsteady flow control in parallel simultaneously
Four chaptrel hub motor operations of device processed.
The current-variable controller includes fpga chip, ADC module and current transformer, and the current transformer is connect with fpga chip,
The output end of the ADC module is connect with fpga chip.The more external rotor permanent magnets hub motor comprehensive test platform also wraps
External controller is included, external controller includes dsp chip, man-machine interaction unit and input/output signal processing circuit, dsp chip
Pass through high speed fibre connection communication with fpga chip.
The utility model has the beneficial effects that can effectively meet the test needs and more chaptrel hubs electricity of hub motor
Machine coordinated control, while the utility model structure is simple, test flexibly, can carry out multinomial for whole electric vehicle actual condition
Performance and functional test have preferable accuracy, real-time and adaptability, can satisfy different sizes, different loads lower whorl
The testing requirement of hub motor.The utility model can be realized the performance test of 1 to 4 hub motor, especially 4 chaptrel hub electricity
The verifying of the traffic signal coordination of machine makes up the selection of test site and experimental rig in natural environment and asking for configuration difficulty
Topic.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is the utility model two-dimensional representation.
Fig. 2 is the utility model schematic three dimensional views.
Fig. 3 is a kind of specific implementation circuit of current-variable controller.
Fig. 4 is the connection schematic diagram of current-variable controller circuit and external controller shown in Fig. 3.
Fig. 5 is the schematic block circuit diagram of the external controller in Fig. 4.
In figure, 1 right support abutment, 2 left support abutments, 3 right front motor stator support frames, motor stator support frame behind 4 right sides, 5 left front electricity
Machine stator support frame, 6 left back motor stator support frames, 10 pedestals, 11 off-front wheel hub motors, 12 off hind wheel hub motors, 13 is left front
Hub motor, 14 left back hub motors, 21,22,23,24 brake discs, 31,32,33,34 drive flanges, 41,42,43,44 transmissions
It takes turns, 51 right front propeller shafts, 52 right inter-axle shafts, 53 left front transmission shafts, 54 left back transmission shafts, torque sensor before 60, is turned round after 61
Square sensor, 62 right transmission belts, 63 Left Drive bands, 65 right transmission belt tensioner pulleys, 66 Left Drive belt tensioner pulleys, 71,72,73,74
Brake clamp, 81,82,83,84 brake clamp pressure pipes.
Specific embodiment
A kind of more external rotor permanent magnet hub motor comprehensive test platforms of the utility model include that pedestal 10 and setting exist
The support 1,2 of hub motor to be measured is used to support on pedestal 10, pedestal 10 is lain on smooth ground, left support abutment 2 and right branch
Seat 1 is placed on pedestal 10, and is arranged in the left and right sides of pedestal 10, fixed by bolt and pedestal 10, left support abutment 2 with
Right support abutment 1 is arranged in parallel.The rear and front end of left support abutment 2 is respectively fixed with left front motor stator support frame 5 and left back motor stator
Support frame 6, left front motor stator support frame 5 and left back motor stator support frame 6 are fixed as an entirety through left support abutment 2, equally,
The rear and front end of right support abutment 1 is respectively fixed with motor stator support frame 4 behind right front motor stator support frame 3 and the right side, right front motor
Motor stator support frame 4 is fixed as an entirety through right support abutment 1 after stator support frame 3 and the right side.Left front motor stator support frame 5,
Motor stator support frame 4 can support fix one respectively behind left back motor stator support frame 6, right front motor stator support frame 3 and the right side
A hub motor, for convenience, before left front motor stator support frame 5, left back motor stator support frame 6, the right side will be fixed on
Motor stator support frame 3 and it is right after four hub motors of motor stator support frame 4 be referred to as left front hub motor 13, left back
Hub motor 14, off-front wheel hub motor 11 and off hind wheel hub motor 12.
Each hub motor 11,12,13,14 is provided with independent load bringing device, and load bringing device includes braking
Disk 21,22,23,24 and brake clamp 71,72,73,74, brake clamp 71,72,73,74 are matched with brake disc 21,22,23,24
It closes, 21,22,23,24 one end of brake disc couples with the outer rotor shaft of hub motor 11,12,13,14, and the other end is through drive flange
31, it 32,33,34 is connect with transmission shaft 51,52,53,54.Brake clamp 71 matches with brake disc 21, brake clamp 72 and system
Moving plate 22 matches, brake clamp 73 is matched with brake disc 23, brake clamp 74 is matched with brake disc 24 and made by adjusting
Dynamic clamp 71,72,73,74 acts on the clamping force of brake disc 21,22,23,24, and adjustment effect is in off-front wheel hub motor respectively
11, the load resistance size of 14 outer rotor of off hind wheel hub motor 12, left front hub motor 13 and left back hub motor.Brake clamp
Clamping force coupled respectively with brake clamp 71,72,73,74 by one end of outer brake clamp pressure pipe 81,82,83,84,
The other end is respectively connected to external brake pressure controller, and external brake pressure controller can be hydraulic type or air pressure shape
Formula.It is respectively acting on corresponding brake disc 21,22,23,24 by caliper 71,72,73,74, is applied in a manner of mechanical friction
Add resistant load, travelling wheel need to overcome when simulating actual motion rolling resistance, grade resistance etc..
The outer rotor of left front hub motor 13 and off-front wheel hub motor 11 respectively with left front transmission shaft 53 and right front propeller shaft
51 connections, left front transmission shaft 53 and right front propeller shaft 51 are coupled by preceding torque sensor 60, after left back hub motor 14 and the right side
12 outer rotor of hub motor is connect with left back transmission shaft 54 and right inter-axle shaft 52 respectively, left back transmission shaft 54 and right inter-axle shaft
52 can be coupled by rear torque sensor 61.The outer rotor of left front hub motor 13 is axially through preceding torque sensor 60 and the right side
The outer rotor of front hub motor 11 couples, it can be achieved that the side Wheel hub motor external rotor dragging other side as driving wheel is as quilt
The side Wheel hub motor external rotor of driving wheel, and torque can be measured by preceding torque sensor 60.Similarly, left back hub motor 14
Outer rotor coupling with the outer rotor of off hind wheel hub motor 12, it can be achieved that as driving wheel axially through rear torque sensor 61
Side Wheel hub motor external rotor of the Wheel hub motor external rotor dragging other side in side as follower, and rear torque can be passed through
Sensor 61 measures torque.Preceding torque sensor 60 and rear torque sensor 61 between Wheel hub motor external rotor disposed in parallel are torn open
It unloads conveniently, can be needed that connection is installed at the scene according to experiment or removal does not have to.
Two driving wheels 43,44 assembled on left front transmission shaft 53 and left back transmission shaft 54 can be connected in by left conveyer belt
Together, two driving wheels 41,42 being assemblied on right front propeller shaft 51 and right inter-axle shaft 52 can be connected in by right conveyer belt
Together, two secondary right transmission belt tensioner pulleys 65 are arranged below right transmission belt 62, and two secondary Left Drive belt tensioner pulleys 66 are arranged in left biography
Left transmission belt tensioner pulley 66 and right transmission belt tensioner pulley 65, the tooling of platform base 10 is fixed on bolt by dynamic 63 lower section of band
On, the tensile force of Left Drive band 63 and right conveyer belt 62 can be adjusted respectively.Adjust left front hub motor 13 and left back wheel hub electricity
The tensile force of Left Drive band 63 between machine 14 adjusts the right transmission belt between off-front wheel hub motor 11 and off hind wheel hub motor 12
62 tensile force can simulate the two chaptrel hub motor wheels of slippage rate and right side front and back of two chaptrel hub motor wheels of left side front and back respectively
Slippage rate.62 convenient disassembly of left conveyer belt 63 and right conveyer belt can need to install connection or dismounting at the scene according to experiment.
Left Drive band 63 and right conveyer belt 62 are passed through by the outside of brake clamp 71,72,73,74, spatially conveyer belt
62,63 do not interfere with brake clamp 71,72,73,74.Pass through 71,72,73,74 pairs of running hub motors of brake clamp
11,12,13,14 apply load torque, travelling wheel need to overcome when simulating actual motion rolling resistance, grade resistance etc..
There are difference in wheel, the utility model two chaptrel hub of front and back being mounted on same secondary support inside and outside when vehicle is excessively curved
The driving wheel 41 and driving wheel 42 of various outer diameter between the outer rotor wheel of motor, driving wheel 43 and driving wheel 44 and right transmission
Band 62 and left conveyer belt 63 realize difference in wheel, to keep the revolving speed of front and back wheel as certain proportion.It is taken turns between the driving wheel of realization front and back
Speed difference can make the depth of groove for the driving wheel being linked together different, to form different wheel outer diameters.
The independent current-variable controller control operation of every hub motor, current-variable controller are placed in inside motor wheel.Every chaptrel
The outer rotor of hub motor can move alone, and can also pass through the right forward pass driving wheel 41 being linked together by right transmission belt 62 and the right side
Driving wheel 42 afterwards, the left front driving wheel 43 and left back driving wheel 44, You Yitai hub motor be linked together by Left Drive band 63
Other chaptrel hub motor coordination is driven to move, i.e. the left back hub motor 14 of left front hub motor 13/ drives left back hub motor
14/ left front hub motor 13,11/ off hind wheel hub motor 12 of off-front wheel hub motor drive 12/ off-front wheel hub electricity of off hind wheel hub motor
Machine 11 moves；Or transmission shaft 51 and transmission shaft 52 by being linked together by preceding torque sensor 60, by torque sensor
61 transmission shafts 53 and 54 being linked together, You Yitai hub motor drive other chaptrel hub motor coordination movement.
The specific implementation form of current-variable controller can use following circuit: as shown in figure 3, built-in controller 200, power supply
Module 300, supply voltage detection unit 300-1, current sensor 400-1, Hall sensor 400-2, temperature sensor 400-
3.Built-in controller 200 includes fpga chip 201, ADC module 202, current transformer 203, and current transformer 203 and fpga chip 201 connect
It connects, the output end of ADC module 202 is connect with fpga chip 201.The power output end and fpga chip 201 of power module 300,
ADC module 202 connects, and power module 300 is used to provide power supply to each unit.The ac voltage output of current transformer 203 with
Hub motor connection.The input terminal of supply voltage detection unit 300-1 is connect with power module 300, output end and ADC module
202 input terminal connection.The output end of current sensor 400-1, Hall sensor 400-2 and temperature sensor 400-3 are distinguished
It is connect with the input terminal of ADC module 202.Current sensor 400-1 is used to detect the winding current of hub motor, the mould of output
Analog quantity current signal is transferred to ADC module 202, is converted to digital quantity current signal and is transmitted further to fpga chip 201.Current sense
Electric wire matching connection between device 400-1 and 203 output end of current transformer and hub motor usually configures two current sensors
400-1 is to detect biphase current.Hall sensor 400-2 is used to detect the position signal or tach signal of hub motor,
The analog signals of output are transferred to ADC module 202, are converted to digital quantity signal and are transmitted further to fpga chip 201.Hall sensing
Device 400-2 is mounted on the stator of hub motor, and for outer rotor hub motor, Hall sensor is mounted on inner stator, right
In internal rotor hub motor, Hall sensor is mounted on external stator.Temperature sensor 400-3 be used for detect hub motor around
Group temperature, the analog quantity temperature signal of output are transferred to ADC module 202, are converted to digital quantity temperature signal and are transmitted further to
Fpga chip 201.Temperature sensor 400-3 may be mounted on the rotor of hub motor, also may be mounted at hub motor
On stator.Supply voltage detection unit 300-1 is used to detect the output voltage of power module 300.
As shown in figure 4, external controller can be configured, external controller is not resided in hub motor, but is arranged
Except test platform；External controller 100 is connect by high speed fibre with fpga chip 201, using high speed fibre not by motor
The influence of electromagnetic interference when operation is able to achieve relatively long distance transmission.As shown in figure 5, external controller 100 includes dsp chip
101, man-machine interaction unit 102 and input/output signal processing circuit 103, dsp chip 101 and fpga chip 201 pass through high speed
Optical fiber carries out signal transmission and data exchange.External controller 100 mainly realizes monitoring, display function and hub motor
The realization of closed loop control algorithm, external controller 100, Master control chip use the dsp chip suitable for motor control.By
Dsp chip 11 works to control fpga chip 201.
The utility model hub motor can also be the external form of current-variable controller, and You Yitai current-variable controller controls simultaneously
Four chaptrel hub motor operations of parallel connection access current-variable controller, the outer rotors of four hub motors moves simultaneously, co-ordination, and four
Chaptrel hub motor wheel does not pass through mechanical attachment and couples with other hub motor wheels, runs alone；Coordinated movement of various economic factors when mechanical attachment.
The utility model controls the control of hub motor using current-variable controller, and current-variable controller is placed in inside motor wheel
Only current-variable controller position is different with both external forms of current-variable controller are used, and the control effect to four hub motors is
The same, i.e., (1) four hub motor can move alone, and (2) four hub motors move simultaneously, (3) left front hub motor with
Left back wheel hub motor coordination, (4) off-front wheel hub motor and off hind wheel hub motor coordination, (5) left front hub motor and off-front wheel hub
Motor coordination, (6) left back hub motor and off hind wheel hub motor coordination.Current-variable controller can be used based on insulated gate bipolar crystalline substance
Body pipe (IGBT) or other set of power switches at two level or more level topological circuit structures, by means of encoder or suddenly
The detection motor rotor position such as your position detection unit, and the signals such as rotor-position, motor temperature are sent by communication cable
To controller, then by being embedded in the sending of control chip interior control algolithm to the control signal of power device, realize to electricity
Control of the control and then realization of electromechanics stream to motor rotor speed and position.
The utility model platform base 10 is fabricated using channel steel welding procedure, and structure can satisfy two sets of traveling turbines
Structure, the intensity requirement that totally four hub motors operate simultaneously.Left support abutment 2 and right support abutment 1 are fabricated using channel steel welding procedure,
Or cast aluminium processing industry manufacture, structural strength can satisfy the intensity requirement of two hub motors while operating.Transmission belt 62,63
Using belt transmissioning mode, the transmission belt of other materials can also be used.
Hub motor control system mainly has the main power cell of current transformer, the current transformer that mostly set is placed in inside motor to drive
The communication cable of the real-time acquisition unit of temperature and position signal, the connection inside and outside controller of motor inside unit, motor,
Motor control assembly outside motor wheel.Hub motor control system is known to those skilled in the art's morning；And due to
The improvement of the utility model is in terms of the mechanical realization of hub motor test platform, so repeating no more to the above problem.
Claims (9)
1. a kind of more external rotor permanent magnet hub motor comprehensive test platforms, including pedestal, are arranged in parallel with a left side in pedestal two sides
Support and right support abutment, it is characterized in that the rear and front end of left support abutment is respectively fixed with left front motor stator support frame and left back motor is fixed
Sub- support frame, the rear and front end of right support abutment be respectively fixed with right front motor stator support frame and it is right after motor stator support frame, four
Platform hub motor be separately mounted to it is left front, left back, right before and the right side after on motor stator support frame, each hub motor is provided with solely
Vertical load bringing device can assemble driving wheel on each transmission shaft, respectively be located at the left front of left support abutment and right support abutment front end
It can be coupled by preceding torque sensor between the left front transmission shaft and right front propeller shaft that hub motor and off-front wheel hub motor are connected,
The left back transmission shaft being connected respectively with the left back hub motor and off hind wheel hub motor for being located at left support abutment and right support abutment rear end and the right side
It can be coupled by rear torque sensor between inter-axle shaft, two driving wheels being assemblied on left front transmission shaft and left back transmission shaft
It can be linked together by left conveyer belt, two driving wheels being assemblied on right front propeller shaft and right inter-axle shaft can be by right biography
It send band to be linked together, the transmission belt tensioning for adjusting the tensile force of transmission belt is respectively arranged below in left conveyer belt and right conveyer belt
Wheel.
2. more external rotor permanent magnets hub motor comprehensive test platform according to claim 1, it is characterized in that the load
Bringing device includes brake disc and brake clamp, and brake clamp and brake disc cooperate, and outer turn of brake disc one end and hub motor
Sub- axis connection, the other end is through drive flange and transmission axis connection.
3. more external rotor permanent magnets hub motor comprehensive test platform according to claim 1 or 2, it is characterized in that left support abutment
On left front hub motor and left back hub motor pass through two driving wheels being mounted on left front transmission shaft and left back transmission shaft
And the left conveyer belt coordinated movement of various economic factors；Or/and off-front wheel hub motor on right support abutment and off hind wheel hub motor are by being mounted on right forward pass
Two driving wheels and the right conveyer belt coordinated movement of various economic factors on moving axis and right inter-axle shaft.
4. more external rotor permanent magnets hub motor comprehensive test platform according to claim 3, it is characterized in that by Left Drive
Two driving wheels with connection or two driving wheel its outer diameters coupled by right conveyer belt are identical or different.
5. more external rotor permanent magnets hub motor comprehensive test platform according to claim 1 or 2, it is characterized in that right support abutment
On off-front wheel hub motor outer rotor axially through outer turn of the left front hub motor on preceding torque sensor and left support abutment
Son connection, the Wheel hub motor external rotor dragging as driving wheel are moved as the Wheel hub motor external rotor of follower, pass through preceding torsion
Torque between the hub motor of square sensor measurement driving wheel and the hub motor of follower；And/or behind the right side on right support abutment
The outer rotor of hub motor is coupling axially through rear torque sensor with the outer rotor of the left back hub motor on left support abutment, makees
It moves for the Wheel hub motor external rotor dragging of driving wheel as the Wheel hub motor external rotor of follower, is surveyed by preceding torque sensor
Measure the torque between the hub motor of driving wheel and the hub motor of follower.
6. more external rotor permanent magnets hub motor comprehensive test platform according to claim 1, it is characterized in that every chaptrel hub
Motor is controlled by independent current-variable controller and is run, and current-variable controller is placed in inside motor wheel.
7. more external rotor permanent magnets hub motor comprehensive test platform according to claim 1, it is characterized in that hub motor
Using the external form of current-variable controller, You Yitai current-variable controller controls four chaptrel hub electricity of access current-variable controller in parallel simultaneously
Machine operation.
8. more external rotor permanent magnets hub motor comprehensive test platform according to claim 6 or 7, it is characterized in that unsteady flow control
Device processed includes fpga chip, ADC module and current transformer, and the current transformer is connect with fpga chip, the output end of the ADC module
It is connect with fpga chip.
9. more external rotor permanent magnets hub motor comprehensive test platform according to claim 8, characterized in that described more
External rotor permanent magnet hub motor comprehensive test platform further includes external controller, and external controller includes dsp chip, human-computer interaction
Unit and input/output signal processing circuit, dsp chip and fpga chip pass through high speed fibre connection communication.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2018211274916 | 2018-07-16 | ||
| CN201810778181 | 2018-07-16 | ||
| CN201821127491 | 2018-07-16 | ||
| CN2018107781819 | 2018-07-16 |
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| CN208752184U true CN208752184U (en) | 2019-04-16 |
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| CN201821522994.3U Withdrawn - After Issue CN208752184U (en) | 2018-07-16 | 2018-09-18 | More external rotor permanent magnet hub motor comprehensive test platforms |
| CN201811086998.6A Active CN109061472B (en) | 2018-07-16 | 2018-09-18 | Comprehensive test platform for multiple outer rotor permanent magnet hub motors |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811086998.6A Active CN109061472B (en) | 2018-07-16 | 2018-09-18 | Comprehensive test platform for multiple outer rotor permanent magnet hub motors |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109061472A (en) * | 2018-07-16 | 2018-12-21 | 威海广泰空港设备股份有限公司 | More external rotor permanent magnet hub motor comprehensive test platforms |
| CN111257751A (en) * | 2020-02-25 | 2020-06-09 | 中国电子产品可靠性与环境试验研究所（（工业和信息化部电子第五研究所）（中国赛宝实验室）） | Motor fault diagnosis device, method, apparatus and storage medium |
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| CN109490779B (en) * | 2018-12-31 | 2024-04-05 | 浙江联宜电机有限公司 | In-wheel motor load detection device |
| CN109633445B (en) * | 2019-01-29 | 2020-11-17 | 吉林工程技术师范学院 | New energy automobile motor testboard |
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| CN117289128B (en) * | 2023-11-24 | 2024-02-02 | 山东联创高科自动化有限公司 | Outer rotor permanent magnet synchronous motor testing device and method |
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| CN102937699B (en) * | 2011-12-23 | 2015-06-03 | 同济大学 | Test system for high-frequency torque ripples of distributed driving wheel hub motor |
| CN202563071U (en) * | 2012-03-28 | 2012-11-28 | 深圳职业技术学院 | Electric automobile wheel hub motor testing device |
| CN103728558B (en) * | 2012-10-10 | 2016-05-25 | 中国汽车工程研究院股份有限公司 | Wheel hub motor band carries EMC Performance Test System |
| CN203643175U (en) * | 2013-12-03 | 2014-06-11 | 北京交通大学 | Electric wheel hub motor testing stand |
| CN104865527A (en) * | 2015-06-09 | 2015-08-26 | 重庆大学 | Test bench of wheel hub motor of mini electric vehicle |
| CN204882827U (en) * | 2015-08-25 | 2015-12-16 | 西南科技大学 | In -wheel motor test platform |
| CN105429413A (en) * | 2015-12-31 | 2016-03-23 | 青岛地恩地机电科技股份有限公司 | Electric tool with outer rotor wheel hub motor |
| CN207019910U (en) * | 2017-06-21 | 2018-02-16 | 太原科技大学 | A kind of Electric Motor Wheel comprehensive performance test simulation system |
| CN207249065U (en) * | 2017-09-28 | 2018-04-17 | 八方电气(苏州)股份有限公司 | Electric bicycle hub motor experimental rig |
| CN208752184U (en) * | 2018-07-16 | 2019-04-16 | 威海广泰空港设备股份有限公司 | More external rotor permanent magnet hub motor comprehensive test platforms |
-
2018
- 2018-09-18 CN CN201821522994.3U patent/CN208752184U/en not_active Withdrawn - After Issue
- 2018-09-18 CN CN201811086998.6A patent/CN109061472B/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109061472A (en) * | 2018-07-16 | 2018-12-21 | 威海广泰空港设备股份有限公司 | More external rotor permanent magnet hub motor comprehensive test platforms |
| CN109061472B (en) * | 2018-07-16 | 2023-12-12 | 威海广泰空港设备股份有限公司 | Comprehensive test platform for multiple outer rotor permanent magnet hub motors |
| CN111257751A (en) * | 2020-02-25 | 2020-06-09 | 中国电子产品可靠性与环境试验研究所（（工业和信息化部电子第五研究所）（中国赛宝实验室）） | Motor fault diagnosis device, method, apparatus and storage medium |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109061472A (en) | 2018-12-21 |
| CN109061472B (en) | 2023-12-12 |
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