CN203787004U - Vehicle driving electric machine experiment platform remote teaching system - Google Patents
Vehicle driving electric machine experiment platform remote teaching system Download PDFInfo
- Publication number
- CN203787004U CN203787004U CN201420054755.5U CN201420054755U CN203787004U CN 203787004 U CN203787004 U CN 203787004U CN 201420054755 U CN201420054755 U CN 201420054755U CN 203787004 U CN203787004 U CN 203787004U
- Authority
- CN
- China
- Prior art keywords
- motor
- rotary speed
- experimental stand
- power
- torque rotary
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The utility model relates to a vehicle driving electric machine experiment platform remote teaching system comprising an experiment platform rack, two electro-motors and a connecting member thereof, electrical machine controllers, a torque and rotating speed sensor, a computer, a touch screen, a camera, an electric reactor, a data collection device, a power source filter, voltage sensors, electric current sensors, volt ammeters, rotating speed and torque meters, an LED indicating lamp plate, direct current power sources, a switch and a wire cable. The experiment platform rack has a half open type table and chair structure and comprises a lower box body, a table top and a side hanging plate. In teaching processes, students can feel and operate an electric drive system in a visually direct manner, and video monitoring and on-site operation control of a remote laboratory electric drive teaching device can be realized conveniently in a classroom.
Description
Technical field
The utility model belongs to experimental teaching technical field, relates to a kind of experiment teaching system, relates in particular to a kind of pure electric automobile drive motor experiment porch teleeducation system.
Background technology
At present, energy crisis and environmental pollution impel various countries to greatly develop electric automobile, and the domestic substantial contribution that also drops into one after another carries out technical research; Many universities and colleges also start progressively to set up new-energy automobile teaching direction, but also there is no the teaching experimental system for new-energy automobile design specially at present.Orthodox car tutoring system is all taking mechanical as main, and bulky, and complicated operation, is unfavorable for that teacher is in classroom on-the-spot teaching.And the important feature of modern electric automobile is power drive system, itself and internal-combustion engines vehicle are completely different, and traditional experiment teaching equipment is difficult to disclose power drive system principle of work, and laboratory on-the-spot teaching is far away from clear in the operation of Bian Jiang limit, classroom.For this reason, need a kind of automobile drive motor experiment porch teleeducation system, realize in teaching to solve, the direct feel of student to power drive system and the problem of operation, thus realize easily video monitoring and the execute-in-place control to Distance Laboratory electric drive teaching equipment in classroom.
Utility model content
The purpose of this utility model is, a kind of automobile drive motor experiment porch teleeducation system is provided, solve and realize in teaching, the direct feel of student to power drive system and the problem of operation, thus realize easily video monitoring and the execute-in-place control to Distance Laboratory electric drive teaching equipment in classroom.
For achieving the above object, the utility model provides a kind of automobile drive motor experiment porch teleeducation system, and it comprises experimental stand, two motor and web member, electric machine controller, torque rotary speed sensor, computing machine, touch-screen, camera, reactor, data acquisition equipment, power-supply filter, voltage sensor, current sensor, volometer, torque rotary speed table, LED light plate, direct supply, switch and cable; Described experimental stand is made as semi open model tables and chairs structure, and comprises lower box, desktop and side link plate; Described desktop is arranged on the end face of lower box; Described experimental stand rear side rises the side link plate that form as electric elements link plate vertical with desktop; Described motor and torque rotary speed sensor are installed on the table; Described computing machine, data acquisition equipment, reactor, power-supply filter, direct supply and switch are arranged in the lower box of experimental stand; Described voltage sensor, current sensor, volometer, torque rotary speed table, LED light plate and touch-screen are arranged on the side link plate of experimental stand; The relevant wiring of described electric elements is passed through from the inner trough of side link plate; Described camera is arranged on experimental stand.
In above scheme, preferably, described experimental stand is made as rectangle, and its overall skeleton is spliced to form by steel welding just now or thickening aluminium; The bottom of described experimental stand can locking castor by four and four flat telescopic props form, described can locking castor and flat telescopic prop work alone; Described can locking castor energy all-direction rotation, when its work, first rise flat telescopic prop, then decontrol castor brake, can nigration platform; Described flat telescopic prop can regulate experimental stand height, and when its work, adjusting screw(rod) height, props up experimental stand, can fix experimental stand; The bottom surface of described lower box and surrounding adopt iron sheet with holes or aluminium-plastic panel sealing, to prevent that dust from entering and dispelling the heat; The front end of described lower box is made as two fan clamshell doors; Described desktop is provided with torque rotary speed sensor mount pad; Described desktop is also provided with motor mount, and described motor mount adopts two detachable T-shaped channel-section steels laying, and is connected with experimental stand by bolt; The front end face of described side link plate adopts checker plate with holes to lay, so that electric elements are installed and heat radiation, the rear end face of described side link plate adopts detachable iron sheet plate or aluminium-plastic panel sealing.
In above arbitrary scheme, preferably, described two motor have identical mid power permagnetic synchronous motor or asynchronous machine; Described two motor are coaxially installed and are connected with torque rotary speed sensor by spring coupling respectively; Described torque rotary speed sensor is measured motor, and feeds back to and in computing machine, calculate and show, realizes the closed-loop control to experiment porch total system.
In above arbitrary scheme, preferably, described electric machine controller is made up of rectifier, two inverters and central control unit; Described central control unit receives host computer instruction, and control rectifier and inverter output required voltage current value turn round with driving motor; Described rectifier can be effectively can be for the direct current of inverter by 380V AC rectification, and magnitude of voltage is adjustable in effective range; Described electric machine controller entirety can realize common bus technology, realizes the braking energy feedback function of motor; Between described electric machine controller and computing machine, realize data communication by fieldbus, one of them motor is carried out to torque control, another motor is carried out to rotating speed control; Between described inverter and motor, comprise three-phase power cable and scrambler feedback signal line; Described power-supply filter and reactor are arranged on the input end of electric machine controller.
In above arbitrary scheme, preferably, described computing machine is furnished with multichannel analog amount capture card, digital I/O mouth, field-bus interface card and relay output board card; Described calculating function realizes the basic programming language of computing machine, can complete driving, control and data storage to each board, calculate and the function such as transmission; By write electric automobile physical model and control algolithm thereof in computing machine, by fieldbus, the drive motor torque instruction in physical model is issued to motor of experiment table, rotating speed is issued to another motor, to realize the semi-physical object simulating emulation of electric drive system for electric vehicles; Described computing machine is as server, write the remote transmission agreement based on tcp/ip communication, the human-computer interaction interface writing in computing machine in advance and live video are published in network and are gone, pass through login the Internet in client, after keying in proper password login, obtain the long-range control authority to experiment table, realize Long-distance Control and monitoring and exchanges data.
In above arbitrary scheme, preferably, described touch-screen and computing machine carry out basic communication, realize programming, complete computer field control, data demonstration and demonstration; Described camera adopt be arranged on experiment porch total system dead ahead with the adjustable high-definition camera of The Cloud Terrace, focal length and angle, and and compunication, carry out data transmission.
In above arbitrary scheme preferably, electric current, the DC current of inverter direct-flow input end, the three-phase electricity flow valuve of rectifier three-phase input end and the DC current of DC output end of the three-phase input end of two motor inputs of described current sensor kinetic measurement, and its bandwidth is enough to reflect the real-time change situation of electric current; Described voltage sensor is measured all voltages at current sensor measurement place, and its bandwidth is enough to show in real time voltage alternating situation; Described voltage sensor and current sensor are sent to measured value in computing machine and store, show, calculate and analyze.
In above arbitrary scheme, preferably, the digital signal of described volometer and torque rotary speed table receiving computer output, shows the torque rotary speed value that effective value that voltage sensor and current sensor record and torque rotary speed sensor record in real time; The quantity of described volometer and torque rotary speed table is identical with the quantity of corresponding tested, and the digital display precision of described volometer and torque rotary speed table and figure place match with corresponding displayed value.
In above arbitrary scheme, preferably, described LED light plate comprises the pilot lamp that powers on, run indicator and power stream pilot lamp; Show respectively power supply state and the running status of experiment porch total system, and power flow direction and duty between two motor and between electrical network; Described direct supply is that electric machine controller, voltage sensor, current sensor, torque rotary speed sensor, volometer and torque rotary speed table are supplied with corresponding D.C. regulated power supply; Described cable meets corresponding electricity consumption equipment power demand.
In above arbitrary scheme, preferably, described switch comprises the emergency stop switch of experiment porch total system, and two contactor and high-low pressure air switches of respectively power electric and low tension being protected.
Compared with prior art, the utlity model has following advantage:
Automobile drive motor experiment porch teleeducation system of the present utility model, it can complete the simulation of the dynamic processes such as electric drive system for electric vehicles gearshift, acceleration, deceleration by hardware configuration and software programming, realize the analysis of automobile drive motor control characteristic, realize the demonstration of electric automobile during traveling energy consumption and braking energy feedback power stream, the enforcement of real field bus technique; It can solve realizes in teaching, the direct feel of student to power drive system and the problem of operation, thus realize easily video monitoring and the execute-in-place control to Distance Laboratory electric drive teaching equipment in classroom; Thereby realize in the teaching of school new forms of energy about the experiment of giving lessons of the remote scene of power drive system teaching, be beneficial to student's direct feel power drive system work in every principle, and complete basic electric drive analog operation, improve the quality of teaching and experiment safety.
Brief description of the drawings
Below in conjunction with drawings and embodiments, the utility model is described in further detail:
Fig. 1 is that the hardware of automobile drive motor experiment porch teleeducation system of the present utility model connects general effect figure;
Fig. 2 is the electrical connection general illustration of automobile drive motor experiment porch teleeducation system of the present utility model;
Fig. 3 is experimental stand bottom surface pin pillar and the seal pad performance plot with holes of automobile drive motor experiment porch teleeducation system of the present utility model;
Fig. 4 is the experimental stand checker plate structural drawing of automobile drive motor experiment porch teleeducation system of the present utility model;
Fig. 5 is the LED light plate schematic diagram of automobile drive motor experiment porch teleeducation system of the present utility model.
In figure, 1 is flat telescopic prop, 2 is can locking castor, 3 is contactor and high-low pressure air switch, 4 is direct supply, 5 is reactor, 6 is power-supply filter, 7 is experimental stand, 8 is motor, 9 is current sensor, 10 is voltage sensor, 11 is volometer, 12 is LED light plate, 13 is torque rotary speed table, 14 is touch-screen, 15 is electric machine controller, 16 is checker plate, 17 is torque rotary speed sensor, 18 is spring coupling, 19 is torque rotary speed sensor mount pad, 20 is motor mount, 21 is computing machine, 22 is clamshell doors, 23 is the pilot lamp that powers on, 24 is run indicator, 25 is power stream pilot lamp.
Embodiment
In order to understand better the utility model, below in conjunction with specific embodiment, the utility model is explained in detail.But, obviously can carry out different modification and remodeling and not exceed the wider spirit and scope of the utility model that appended claim limits the utility model.Therefore, following examples have exemplary and hard-core implication.
Embodiment 1:
A kind of automobile drive motor experiment porch teleeducation system, it comprises that experimental stand 7, two motor and web member thereof, electric machine controller 15, torque rotary speed sensor 17, computing machine 21, touch-screen 14, camera, reactor 5, data acquisition equipment, power-supply filter 6, voltage sensor 10, current sensor 9, volometer 11, torque rotary speed count table 13, LED light plate 12, direct supply 4, switch and cable; Described experimental stand 7 is made as semi open model tables and chairs structure, and comprises lower box, desktop and side link plate; Described desktop is arranged on the end face of lower box; Described experimental stand 7 rear sides rise the side link plate that form as electric elements link plate vertical with desktop; Described motor and torque rotary speed sensor 17 are installed on the table; Described computing machine 21, data acquisition equipment, reactor 5, power-supply filter 6, direct supply 4 and switch are arranged in the lower box of experimental stand 7; Described voltage sensor 10, current sensor 9, volometer 11, torque rotary speed table 13, LED light plate 12 and touch-screen 14 are arranged on the side link plate of experimental stand 7; The relevant wiring of described electric elements is passed through from the inner trough of side link plate; Described camera is arranged on experimental stand 7.
Embodiment 2:
A kind of automobile drive motor experiment porch teleeducation system, similar to embodiment 1, difference is, and described experimental stand 7 is made as rectangle, and its overall skeleton is spliced to form by steel welding just now or thickening aluminium; The bottom of described experimental stand 7 can locking castor 2 by four and four flat telescopic props 1 form, described can locking castor 2 and flat telescopic prop 1 work alone; Described can locking castor 2 can all-direction rotations, when its work, first rise telescopic prop 1, then decontrol castor brake, can nigration platform; Described flat telescopic prop 1 can regulate experimental stand 7 height, and when its work, adjusting screw(rod) height, props up experimental stand 7, can fix experimental stand 7; The bottom surface of described lower box and surrounding adopt iron sheet with holes or aluminium-plastic panel sealing, to dispel the heat and to prevent that dust from entering; The front end of described lower box is made as two fan clamshell doors 22; Described desktop is provided with torque rotary speed sensor mount pad 19; Described desktop is also provided with motor mount 20, and described motor mount 20 adopts two detachable T-shaped channel-section steels laying, and is connected with experimental stand 7 by bolt; The front end face of described side link plate adopts checker plate 16 with holes to lay, so that electric elements are installed and heat radiation, the rear end face of described side link plate adopts detachable iron sheet plate or aluminium-plastic panel sealing.
Embodiment 3:
A kind of automobile drive motor experiment porch teleeducation system, similar to embodiment 2, difference is that described two motor have identical mid power permagnetic synchronous motor or asynchronous machine; Described two motor are connected with the coaxial installation of torque rotary speed sensor 17 by spring coupling 1 respectively; Described torque rotary speed sensor 17 is measured motor, and feeds back to and in computing machine 21, calculate and show, realizes the closed-loop control to experiment porch total system.
Embodiment 4:
A kind of automobile drive motor experiment porch teleeducation system, similar to embodiment 3, difference is, described electric machine controller 15 is made up of rectifier, two inverters and central control unit; Described central control unit receives host computer instruction, and control rectifier and inverter output required voltage current value turn round with driving motor; Described rectifier can be effectively can be for the direct current of inverter by 30V AC rectification, and magnitude of voltage is adjustable in effective range; Described electric machine controller 15 entirety can realize common bus technology, realize the braking energy feedback function of motor; Between described electric machine controller 15 and computing machine 21, realize data communication by fieldbus, one of them motor is carried out to torque control, another motor is carried out to rotating speed control; Between described inverter and motor, comprise three-phase power cable and scrambler feedback signal line; Described power-supply filter 6 and reactor 5 are arranged on the input end of electric machine controller 15.
Embodiment 5:
A kind of automobile drive motor experiment porch teleeducation system, similar to embodiment 4, difference is that described computing machine 21 is furnished with multichannel analog amount capture card, digital I/O mouth, field-bus interface card and relay output board card; Described computing machine 21 can be realized the basic programming language of computing machine 21, can complete driving, control and data storage to each board, calculate and the function such as transmission; By write electric automobile physical model and control algolithm thereof in computing machine 21, by fieldbus, the drive motor torque instruction in physical model is issued to motor of experiment table, rotating speed is issued to another motor, to realize the semi-physical object simulating emulation of electric drive system for electric vehicles; Described computing machine 21 is as server, write the remote transmission agreement based on tcp/ip communication, during being published to network, the human-computer interaction interface writing in computing machine 21 in advance and live video go, pass through login the Internet in client, after keying in proper password login, obtain the long-range control authority to experiment table, realize Long-distance Control and monitoring and exchanges data.
Embodiment 6:
A kind of automobile drive motor experiment porch teleeducation system, similar to embodiment 5, difference is that described touch-screen 14 carries out basic communication with computing machine 21, realizes programming, completes computing machine 21 field controls, data demonstration and demonstration; Described camera adopt be arranged on experiment porch total system dead ahead with the adjustable high-definition camera of The Cloud Terrace, focal length and angle, and communicate by letter with computing machine 21, carry out data transmission.
Embodiment 7:
A kind of automobile drive motor experiment porch teleeducation system, similar to embodiment 6, difference is, electric current, the DC current of inverter direct-flow input end, the three-phase electricity flow valuve of rectifier three-phase input end and the DC current of DC output end of the three-phase input end of two motor inputs of described current sensor 9 kinetic measurement, and its bandwidth is enough to reflect the real-time change situation of electric current; Described voltage sensor 10 is measured all voltages of current sensor 9 measured places, and its bandwidth is enough to show in real time voltage alternating situation; Described voltage sensor 10 and current sensor 9 are sent to measured value in computing machine 21 and store, show, calculate and analyze.
Embodiment:
A kind of automobile drive motor experiment porch teleeducation system, similar to embodiment 7, difference is, the digital signal that described volometer 11 and torque rotary speed table 13 receiving computer 21 are exported, shows the torque rotary speed value that effective value that voltage sensor 10 and current sensor 9 record and torque rotary speed sensor 17 record in real time; Described volometer 11 is identical with the quantity of corresponding tested with torque rotary speed table 13, and the digital display precision of described volometer 11 and torque rotary speed table 13 and figure place match with corresponding displayed value.
Embodiment 9:
A kind of automobile drive motor experiment porch teleeducation system, similar to embodiment, difference is that described LED light plate 12 comprises the pilot lamp 23 that powers on, run indicator 24 and power stream pilot lamp 25; Show respectively power supply state and the running status of experiment porch total system, and power flow direction and duty between two motor and between electrical network; Described direct supply 4 is that electric machine controller 15, voltage sensor 10, current sensor 9, torque rotary speed sensor 17, volometer 11 and torque rotary speed table 13 are supplied with corresponding D.C. regulated power supply; Described cable meets corresponding electricity consumption equipment power demand.
Embodiment 10:
A kind of automobile drive motor experiment porch teleeducation system; similar to embodiment 9; difference is, described switch comprises the emergency stop switch of experiment porch total system, and two contactor and high-low pressure air switches 3 of respectively power electric and low tension being protected.
Like this, automobile drive motor experiment porch teleeducation system of the present utility model, its lower box bottom surface and left and right adopt iron sheet with holes or aluminium-plastic panel sealing, both can prevent that dust from entering, and also can dispel the heat.Its link plate front end face adopts checker plate 16 with holes to lay, and is convenient to electric elements and installs and dispel the heat, and rear end face adopts detachable iron sheet plate or aluminium-plastic panel sealing.Its voltage sensor 10 can record all voltages of current sensor 9 measured places, and has enough bandwidth, can show in real time voltage alternating situation, as the PWM square-wave signal of input end of motor.Its voltage sensor 10, current sensor 9, volometer 11, torque rotary speed table 13, LED light plate 12, touch-screen 14 are placed on experiment table electric elements link plate, are convenient to observation directly perceived; Its camera is placed in experiment table dead ahead, is convenient to catch the whole images of experiment table.
As shown in Figure 1, described experimental stand 7 use square steel or aluminium type square bar form basic framework, its four can locking castor 2 can all-direction rotation, and with brake, need to move time, convenient mobile; Described flat telescopic prop 1 can height up and down, is adjusted to higher than can locking castor 2, and keeps four the contour original places that can realize experimental stand 7 of flat telescopic prop 1 to fix when use; Described can being secured by bolts in after an installing plate with flat telescopic prop 1 by locking castor 22, then be bolted with experimental stand 7, its structure is as shown in Figure 3; Described T-shaped channel-section steel is as motor installation base, and one has two, and parallel installation, maintenance level, and it is connected with the brace summer of experimental stand 7 by bolt; The checker plate 16 of described experimental stand 7 is that an iron sheet with holes turns over time folding forming, and it is secured by bolts on the transverse and longitudinal beam of experimental stand 7 rear sides rises; The mesh of described checker plate 16 is the square opening of 5X5mm, and the spacing in hole is 5mm, can meet cabling and the installation dimension of all electric elements; The rear side of described checker plate 16 is installed common plastics trough, passes through for electric elements cable; The described checker plate 16 each perforate of left and right inferior horn above for and lower box between components and parts wiring use, the structure of described checker plate 16 is as shown in Figure 4; The lower box of described experimental stand 7 is used for depositing necessary electric elements, and its left and right sides and bottom side sealing surface are evenly equipped with strip flanging bore, so that components and parts heat radiation in lower box, and can effectively reduce dust and enters; Described switch, direct supply 4, reactor 5, power-supply filter 6 and computing machine 21 all adopt bolt to be fixed on the iron plate with holes of lower box bottom surface; Described lower box front end adopts two fan clamshell doors 22, conveniently enters and carries out components and parts installation.
Described electric machine controller 15 is secured by bolts in checker plate 16 central authorities, when not interfering motor rotation, can not hinder camera to find a view; Described current sensor 9, voltage sensor 10 and volometer 11 are divided into four pairs and are installed on electric machine controller 15 both sides, adopt equally bolt to be connected with checker plate 16; Equally, torque rotary speed table 13, touch-screen 14, LED light plate 12 are also secured by bolts in checker plate 16 relevant positions, as shown in Figure 1; As shown in Figure 5, the pilot lamp 23 that powers on comprises 30V power electric and 220V low tension pilot lamp, powers successfully, and pilot lamp lights; Status indicator lamp is used to indicate system motor running, and when motor rotation, pilot lamp is bright; Power stream pilot lamp 25 be used to indicate system electrical power flow to, comprise three pairs of arrows, arrow lights and shows power flow direction direction, inactivity consumption, goes out entirely.
Described torque rotary speed sensor mount pad 19 and motor adopt bolt to be fixedly installed in the T-shaped groove of T-shaped channel-section steel, and described torque rotary speed sensor 17 is bolted and is installed on mount pad; Between described motor and torque rotary speed sensor 17, be connected by spring coupling 1.
As shown in Figure 2, A.C. contactor, power-supply filter 6 and reactor 5 that 30V three-phase electricity is passed through successively air switch, is connected with emergency stop switch, then enter the rectifier (AC/DC) of electric machine controller 15, rectifier is the inverter that direct current is given two motor by three-phase electricity rectification, inverter, according to the given motor instruction of computing machine 21, is can be for the alternating current of motor by DC inverter; Between described rectifier, inverter and computing machine 21, communicate by bus, three is unified under the control of controller central control unit and carries out co-ordination; Described motor is connected with torque rotary speed sensor 17 by spring coupling 1, and two motor carry out mechanical couplings, and one adopts torque control, and one adopts rotating speed control, and motor speed and temperature information feed back to electric machine controller 15 through signal wire; Described experiment porch total system arranges sensor collection point, many places, and figure intermediate cam shape is that current measurement point, pentagram are voltage measurement point, and circular is tachometric survey point, and square is torque measurement point, and camera symbol is video acquisition point; All measuring-signals are delivered to computing machine 21 capture cards through shielding line; Described computing machine 21 is Consultation Centers of experiment table, when it comprises basic PC function, also comprises multichannel analog amount data collecting plate card, analog quantity and digital output card, switching signal output board card and CAN interface card etc.; On computing machine 21 by the establishment of the simulation calculation of transmission, power drive system and the whole vehicle model of the adhesive of the demonstration of the control of the data acquisition of completion system sensor and camera signal, described LED light plate 12, volometer 11 and torque rotary speed table 13, contactless contactor, Motor Control instruction, human-computer interaction interface, the realization of telecommunication, and the demonstration of systematic survey data, calculating, storage and analysis; Described computing machine 21 is published to human-computer interaction interface on the net, teleclass is by ethernet access experiment table computing machine 21, the computer of teleclass can be realized the control function identical to experimental stand 7 with computing machine 21, while can complete downloads and reads the data of computing machine 21, thereby realizes the remote teaching of automobile drive motor system.
Claims (6)
1. an automobile drive motor experiment porch teleeducation system, it comprises experimental stand (7), two motor and web member, electric machine controller (15), torque rotary speed sensor (17), computing machine (21), touch-screen (14), camera, reactor (5), data acquisition equipment, power-supply filter (6), voltage sensor (10), current sensor (9), volometer (11), torque rotary speed table (13), LED light plate (12), direct supply (4), switch and cable; It is characterized in that: experimental stand (7) is made as semi open model tables and chairs structure, and comprise lower box, desktop and side link plate; Described desktop is arranged on the end face of lower box; Experimental stand (7) rear side rises the side link plate that form as electric elements link plate vertical with desktop; Motor and torque rotary speed sensor (17) are installed on the table; Computing machine (21), data acquisition equipment, reactor (5), power-supply filter (6), direct supply (4) and switch are arranged in the lower box of experimental stand (7); Voltage sensor (10), current sensor (9), volometer (11), torque rotary speed table (13), LED light plate (12) and touch-screen (14) are arranged on the side link plate of experimental stand (7); The relevant wiring of described electric elements is passed through from the inner trough of side link plate; Described camera is arranged on experimental stand (7).
2. automobile drive motor experiment porch teleeducation system as claimed in claim 1, is characterized in that: experimental stand (7) is made as rectangle, and its overall skeleton is spliced to form by steel welding just now or thickening aluminium; The bottom of experimental stand (7) can locking castor (2) by four and four flat telescopic props (1) form, can locking castor (2) and flat telescopic prop (1) work alone; Can locking castor (2) can all-direction rotation, when its work, first rise flat telescopic prop (1), then decontrol castor brake, can nigration platform; Flat telescopic prop (1) can regulate experimental stand (7) highly, and when its work, adjusting screw(rod) height, props up experimental stand (7), can fix experimental stand (7); The bottom surface of described lower box and surrounding adopt iron sheet with holes or aluminium-plastic panel sealing, to dispel the heat and to prevent that dust from entering; The front end of described lower box is made as two fan clamshell doors (22); Described desktop is provided with torque rotary speed sensor mount pad (19); Described desktop is also provided with motor mount (20), and motor mount (20) adopts two detachable T-shaped channel-section steels laying, and is connected with experimental stand (7) by bolt; The front end face of described side link plate adopts checker plate with holes (16) to lay, so that electric elements are installed and heat radiation, the rear end face of described side link plate adopts detachable iron sheet plate or aluminium-plastic panel sealing.
3. automobile drive motor experiment porch teleeducation system as claimed in claim 2, is characterized in that: two motor have identical mid power permagnetic synchronous motor or asynchronous machine; Two motor are connected with the coaxial installation of torque rotary speed sensor (17) by spring coupling (18) respectively; Torque rotary speed sensor (17) is measured motor, and feeds back in computing machine (21) and calculate and show, realizes the closed-loop control to experiment porch total system.
4. automobile drive motor experiment porch teleeducation system as claimed in claim 3, is characterized in that: electric machine controller (15) is made up of rectifier, two inverters and central control unit; Described central control unit receives host computer instruction, and control rectifier and inverter output required voltage current value turn round with driving motor; Described rectifier can be effectively can be for the direct current of inverter by 380V AC rectification, and magnitude of voltage is adjustable in effective range; Electric machine controller (15) entirety can realize common bus technology, realizes the braking energy feedback function of motor; Between electric machine controller (15) and computing machine (21), realize data communication by fieldbus, one of them motor is carried out to torque control, another motor is carried out to rotating speed control; Between described inverter and motor, comprise three-phase power cable and scrambler feedback signal line; Power-supply filter (6) and reactor (5) are arranged on the input end of electric machine controller (15).
5. the automobile drive motor experiment porch teleeducation system as described in any one in claim 1-4, is characterized in that: LED light plate (12) comprises the pilot lamp that powers on (23), run indicator (24) and power stream pilot lamp (25); Show respectively power supply state and the running status of experiment porch total system, and power flow direction and duty between two motor and between electrical network; Direct supply (4) is that electric machine controller (15), voltage sensor (10), current sensor (9), torque rotary speed sensor (17), volometer (11) and torque rotary speed table (13) are supplied with corresponding D.C. regulated power supply; Described cable meets corresponding electricity consumption equipment power demand.
6. the automobile drive motor experiment porch teleeducation system as described in any one in claim 1-4; it is characterized in that: described switch comprises the emergency stop switch of experiment porch total system, and two contactor and high-low pressure air switches (3) of respectively power electric and low tension being protected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420054755.5U CN203787004U (en) | 2014-01-28 | 2014-01-28 | Vehicle driving electric machine experiment platform remote teaching system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420054755.5U CN203787004U (en) | 2014-01-28 | 2014-01-28 | Vehicle driving electric machine experiment platform remote teaching system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203787004U true CN203787004U (en) | 2014-08-20 |
Family
ID=51323165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420054755.5U Expired - Fee Related CN203787004U (en) | 2014-01-28 | 2014-01-28 | Vehicle driving electric machine experiment platform remote teaching system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203787004U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103778845A (en) * | 2014-01-28 | 2014-05-07 | 北京理工大学 | Vehicle drive motor experiment platform remote teaching system |
| CN113686472A (en) * | 2021-10-25 | 2021-11-23 | 江苏亚联机电制造有限公司 | Torque measuring device for motor manufacturing |
-
2014
- 2014-01-28 CN CN201420054755.5U patent/CN203787004U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103778845A (en) * | 2014-01-28 | 2014-05-07 | 北京理工大学 | Vehicle drive motor experiment platform remote teaching system |
| CN103778845B (en) * | 2014-01-28 | 2015-12-30 | 北京理工大学 | A kind of automobile drive motor experiment porch teleeducation system |
| CN113686472A (en) * | 2021-10-25 | 2021-11-23 | 江苏亚联机电制造有限公司 | Torque measuring device for motor manufacturing |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103778845B (en) | A kind of automobile drive motor experiment porch teleeducation system | |
| CN205281863U (en) | Pure electric vehicles analog simulation failure diagnosis and detection teaching system | |
| CN204758029U (en) | Performance of dispatching from factory electric actuator detects platform | |
| CN202995450U (en) | Automatic testing table used for automobile headlamp adjustment controller | |
| CN203787004U (en) | Vehicle driving electric machine experiment platform remote teaching system | |
| CN203386382U (en) | Wind-solar complementary power generation practical training platform | |
| CN201918085U (en) | Experiment device of movement control system | |
| CN204496798U (en) | A kind of electric automatization actual training device | |
| CN107134190A (en) | A kind of new energy Training Room equipment configuration system | |
| CN208903546U (en) | A kind of pure electric automobile power drive system experimental real-training platform | |
| CN205334851U (en) | Car electric system overhauls real standard platform | |
| CN204808640U (en) | Real board of instructing of masses throttle body teaching | |
| CN209559505U (en) | Power assembly test device | |
| CN204680246U (en) | Track circuit cab signal teaching experiment system | |
| CN208367954U (en) | Automobile circuit basis intelligent teaching training device | |
| CN203014612U (en) | Lift platform for motor installation | |
| CN205050370U (en) | Computer multimedia teaching system | |
| CN204856966U (en) | Real device of instructing of automatically controlled diesel engine of car | |
| CN205984045U (en) | Electromechanical control detection experiment table | |
| CN206148016U (en) | Network type PLC programmable logic controler experimental apparatus | |
| CN205068944U (en) | Real standard equipment is trailed to solar energy | |
| CN204496760U (en) | A kind of actual training device of PLC control net system | |
| CN203870894U (en) | Double-station practical training platform | |
| CN208969891U (en) | Gun control box simulation device | |
| CN204332136U (en) | A kind of door control system demonstrator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140820 Termination date: 20180128 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |