CN103290800A - Electric sanitation vehicle sweeping disk system of permanent magnet brushless direct-current motors based on CAN bus - Google Patents
Electric sanitation vehicle sweeping disk system of permanent magnet brushless direct-current motors based on CAN bus Download PDFInfo
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- CN103290800A CN103290800A CN2013102435906A CN201310243590A CN103290800A CN 103290800 A CN103290800 A CN 103290800A CN 2013102435906 A CN2013102435906 A CN 2013102435906A CN 201310243590 A CN201310243590 A CN 201310243590A CN 103290800 A CN103290800 A CN 103290800A
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Abstract
The invention discloses an electric sanitation vehicle sweeping disk system of permanent magnet brushless direct-current motors based on a CAN bus. An electric sanitation vehicle is provided with an auxiliary engine, an integrated engine, BLDCM control systems, the permanent magnet brushless direct-current motors and a sweeping disk which are sequentially connected. The auxiliary engine is connected with the integrated engine through a belt in a transmission mode, the integrated engine outputs direct-current voltage and is in current connection with the BLDCM control systems, and the BLDCM control systems are respectively connected with the permanent magnet brushless direct-current motors which are respectively connected with and drive the sweeping disk. A variable frequency controller is used as a permanent magnet brushless direct-current motor controller, and the BLDCM control systems and the permanent magnet brushless direct-current motors are of a split structure or an integral structure. The system is simple in structure, low in fault rate, convenient and easy to maintain, free of pollution, small, efficient and good in technical performance.
Description
Technical field
The present invention relates to field of machining, the electronic environmental sanitation car that relates in particular to a kind of permanent-magnet brushless DC electric machine based on the CAN bus is swept disc system.
Background technology
At present, the dish of sweeping in the environmental sanitation vehicles all is to adopt hydraulic driving mode, drives hydraulic pump by an auxiliary internal combustion engine, hydraulic pump is exported the hydraulic pressure energy by the oil circuit of sealing to hydraulic motor, hydraulic motor can be converted to mechanical energy with hydraulic pressure, sweeps disc spins thereby drive, and realizes road cleaning.There is following drawback in this type of drive: 1, system layout complexity.A whole set of transmission system is removed outside hydraulic pump, oil circuit and the hydraulic motor, also need much other sub controlling units, and Hydraulic Power Transmission System also has many requirements to the layout cabling of oil circuit, installs for the production of sweeping disc system and makes troubles; 2, hydraulic system comprises that to all parts in the system hydraulic oil has higher requirement, thereby causes in the middle of practical application, and it is higher that the rate of breakdown of disc system is swept in hydraulic drive; 3, in Hydraulic Power Transmission System, energy can transmit by hydraulic pressure, this just has seal request and the anti-high pressure ability of doing very much to all parts in all systems, in actual applications, along with wearing out of device, during the sealing variation, the situation of hydraulic fluid leak often takes place, environment is polluted; 4, the Maintenance of Hydraulic System maintenance is complicated.Current country advocates clean energy resource energetically, electric automobile becomes a new developing direction, the development of motor technology, the particularly development of brushless dc machine technology, make more and more miniaturization of motor, high efficiency, also make the electronic disc system of sweeping replace hydraulic pressure and sweep disc system and can be achieved.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, provide a kind of electronic environmental sanitation car of the permanent-magnet brushless DC electric machine based on the CAN bus to sweep disc system, disc system is swept in the hydraulic drive that substitutes prior art, the control of realization Electrified Transmission, simplied system structure, fault rate is low, maintenance and repair is easily convenient, pollution-free, small-sized efficient, technical performance is good.
To achieve these goals, technical scheme of the present invention is as follows:
The electronic environmental sanitation car of this permanent-magnet brushless DC electric machine based on the CAN bus is swept disc system, the assisted engine, integrated generator, BLDCM control system, the permanent-magnet brushless DC electric machine that connect is installed successively, sweeps dish at the environmental sanitation car, assisted engine connects the transmission integrated generator by belt, integrated generator output dc voltage electric current connects a plurality of BLDCM control systems, a plurality of BLDCM control systems connect each permanent-magnet brushless DC electric machine respectively, and each permanent-magnet brushless DC electric machine connects respectively to drive sweeps dish.
In the technique scheme, described permanent-magnet brushless DC electric machine controller adopts frequency-variable controller.
In the technique scheme, described permanent-magnet brushless DC electric machine node all is furnished with dual-redundancy CAN communication interface and independent control.
In the technique scheme, BLDCM control system and permanent-magnet brushless DC electric machine are for dividing body structure or integrated structure.
In the technique scheme, two many BLDCM of the remaining control systems employing bus type topological structures based on the CAN bus use the short frame format of CAN2.9B, communication baud rate 125kh/s.
The invention has the beneficial effects as follows that the environmental sanitation car that will be applied to the road sweeper tool based on the permanent-magnet brushless DC electric machine transmission system of the Electrified Transmission control technology of CNA bus sweeps disc system, greatly simplified system architecture, fault rate is low, long service life, maintenance and repair is easily convenient, oil liquid leakage can not take place, non-environmental-pollution, and system's miniaturization, high efficiency is that the environmental sanitation car is swept the disc system development of technology.
Description of drawings
Fig. 1 is structural principle block diagram of the present invention.
The specific embodiment
As shown in Figure 1: the electronic environmental sanitation car based on the permanent-magnet brushless DC electric machine of CAN bus is swept disc system, the assisted engine, integrated generator, BLDCM control system, the permanent-magnet brushless DC electric machine that connect is installed successively, sweeps dish at the environmental sanitation car, assisted engine connects the transmission integrated generator by belt, integrated generator output dc voltage electric current connects a plurality of BLDCM control systems, a plurality of BLDCM control systems connect each permanent-magnet brushless DC electric machine respectively, and each permanent-magnet brushless DC electric machine connects respectively to drive sweeps dish.
In the technique scheme, described permanent-magnet brushless DC electric machine controller adopts frequency-variable controller.
In the technique scheme, described permanent-magnet brushless DC electric machine node all is furnished with dual-redundancy CAN communication interface and independent control.
In the technique scheme, BLDCM control system and permanent-magnet brushless DC electric machine are for dividing body structure or integrated structure.
In the technique scheme, two many BLDCM of the remaining control systems employing bus type topological structures based on the CAN bus use the short frame format of CAN2.9B, communication baud rate 125kh/s.
Because the topmost problem of pure electric drive system is the energy storage deficiency of battery, and in the application of environmental sanitation vehicles, environmental sanitation vehicles needs for a long time operation continuously, require to use jumbo battery, consider cost factor, adopt assisted engine to drive generator for electricity generation in the present invention and provide electric energy to sweeping disc system.
Generator adopts integrated generator, and its parameter is as follows:
Amount voltage: direct current 72V;
Rated current: 75A;
Amount power output: 5.4KW;
Efficient: 60%@2000rpm;
Working method: S1 duty;
The type of cooling: motor carries the cooling of fan forced ventilation;
Product temperature rise: product shell temperature rise≤140 ℃;
Overload capacity: move 1h under instantaneous overload 110% rated current, should not be damaged and injurious deformation.
When generator has just begun to start, provide exciting current by vehicular power-bottle, normal operation period after generator starts provides exciting current by generator oneself, can prolong the application life of storage battery like this.
The permanent-magnet brushless DC electric machine controller adopts frequency-variable controller, specified input voltage is direct current 72V, rated output voltage is three-phase alternating current 51V, rated output power 1500W, efficient can realize the stepless speed regulation of 0～2340rpm scope up to 96%, minimum output accuracy is 1rpm, can bear 2 minutes overload under 1.5A rated current operating mode, the IP degree of protection reaches IP68, possesses RS-485 and CAN communication function.This controller both can be installed on the car body simultaneously, also can be installed in to sweep on the dish device.
Sweep coil motor and adopt internal rotor output, band 1:18 planetary reduction gear, specified input voltage is interchange 51V, rated output power 1200W, rated speed 1980rpm, specified output torque 6Nm, efficient is up to 93%.Permanent-magnet brushless DC electric machine and controller adopt configuration one to one, send the given rotating speed signal by the unification of driving main control unit, each controller adopts permanent torque control strategy that each motor is carried out frequency control, dish is swept in driving, the range of speeds of sweeping dish is that 0～110rpm is adjustable, output torque maximum can reach 104Nm, satisfies environmental sanitation vehicles and sweeps the demand that dish drives.
It should be noted that at last: above embodiment is only in order to illustrate the present invention and unrestricted technical scheme described in the invention; Therefore, although this manual has been described in detail with reference to above-mentioned the present invention of each embodiment,, those of ordinary skill in the art should be appreciated that still and can make amendment or be equal to replacement the present invention; And all do not break away from technical scheme and the improvement thereof of invention spirit and scope, and it all should be encompassed in the middle of the claim scope of the present invention.
Claims (2)
1. sweep disc system based on the electronic environmental sanitation car of the permanent-magnet brushless DC electric machine of CAN bus, the assisted engine that connects successively is installed at the environmental sanitation car, integrated generator, the BLDCM control system, permanent-magnet brushless DC electric machine, sweep dish, assisted engine connects the transmission integrated generator by belt, integrated generator output dc voltage electric current connects a plurality of BLDCM control systems, a plurality of BLDCM control systems connect each permanent-magnet brushless DC electric machine respectively, each permanent-magnet brushless DC electric machine connects respectively to drive sweeps dish, described permanent-magnet brushless DC electric machine controller adopts frequency-variable controller, described BLDCM control system and permanent-magnet brushless DC electric machine are for dividing body structure or integrated structure, and it is characterized in that being: described permanent-magnet brushless DC electric machine node all is furnished with dual-redundancy CAN communication interface and independent control.
2. sweep disc system according to the electronic environmental sanitation car of the described permanent-magnet brushless DC electric machine based on the CAN bus of claim 1, it is characterized in that being: two many BLDCM of the remaining control systems based on the CAN bus adopt bus type topological structure, use the short frame format of CAN2.9B, communication baud rate 125kh/s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102435906A CN103290800A (en) | 2013-06-19 | 2013-06-19 | Electric sanitation vehicle sweeping disk system of permanent magnet brushless direct-current motors based on CAN bus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102435906A CN103290800A (en) | 2013-06-19 | 2013-06-19 | Electric sanitation vehicle sweeping disk system of permanent magnet brushless direct-current motors based on CAN bus |
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| CN103290800A true CN103290800A (en) | 2013-09-11 |
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| CN2013102435906A Pending CN103290800A (en) | 2013-06-19 | 2013-06-19 | Electric sanitation vehicle sweeping disk system of permanent magnet brushless direct-current motors based on CAN bus |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103696386A (en) * | 2013-12-25 | 2014-04-02 | 合肥华信电动科技发展有限公司 | Automatic cleaning and dedusting system based on electric sweeping vehicle |
| CN105525585A (en) * | 2016-01-20 | 2016-04-27 | 山东中泰弘业新能源科技有限公司 | Pure electric environmental sanitation cleaning and sweeping vehicle |
| CN111395241A (en) * | 2020-04-13 | 2020-07-10 | 徐州徐工环境技术有限公司 | Accurate and efficient motor rotating speed control method and road sweeper |
Citations (5)
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| CN102180101A (en) * | 2011-04-20 | 2011-09-14 | 北京理工华创电动车技术有限公司 | Pure electric sanitation truck |
| CN102180094A (en) * | 2011-04-19 | 2011-09-14 | 北京理工华创电动车技术有限公司 | Method for controlling upper part of special vehicle |
| WO2012113439A1 (en) * | 2011-02-21 | 2012-08-30 | Alfred Kärcher Gmbh & Co. Kg | Mobile sweeping machine with at least one side brush |
| CN202644456U (en) * | 2012-05-17 | 2013-01-02 | 长沙市大桁智能科技有限公司 | BLDC (brushless direct current)-motor-based electric sweeping plate system of sanitation vehicle |
| CN103034163A (en) * | 2012-12-05 | 2013-04-10 | 重庆迪马工业有限责任公司 | Road sweeping and cleaning car electric control system based on touch screen control |
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2013
- 2013-06-19 CN CN2013102435906A patent/CN103290800A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012113439A1 (en) * | 2011-02-21 | 2012-08-30 | Alfred Kärcher Gmbh & Co. Kg | Mobile sweeping machine with at least one side brush |
| CN102180094A (en) * | 2011-04-19 | 2011-09-14 | 北京理工华创电动车技术有限公司 | Method for controlling upper part of special vehicle |
| CN102180101A (en) * | 2011-04-20 | 2011-09-14 | 北京理工华创电动车技术有限公司 | Pure electric sanitation truck |
| CN202644456U (en) * | 2012-05-17 | 2013-01-02 | 长沙市大桁智能科技有限公司 | BLDC (brushless direct current)-motor-based electric sweeping plate system of sanitation vehicle |
| CN103034163A (en) * | 2012-12-05 | 2013-04-10 | 重庆迪马工业有限责任公司 | Road sweeping and cleaning car electric control system based on touch screen control |
Non-Patent Citations (1)
| Title |
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| 张海涛等: ""基于CAN总线的多无刷直流电机控制研究"", 《测控技术》, 30 April 2012 (2012-04-30), pages 86 - 89 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103696386A (en) * | 2013-12-25 | 2014-04-02 | 合肥华信电动科技发展有限公司 | Automatic cleaning and dedusting system based on electric sweeping vehicle |
| CN105525585A (en) * | 2016-01-20 | 2016-04-27 | 山东中泰弘业新能源科技有限公司 | Pure electric environmental sanitation cleaning and sweeping vehicle |
| CN111395241A (en) * | 2020-04-13 | 2020-07-10 | 徐州徐工环境技术有限公司 | Accurate and efficient motor rotating speed control method and road sweeper |
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Application publication date: 20130911 |