CN103552480A - Completely power-driven dedicated school bus adopting dual charging modes - Google Patents
Completely power-driven dedicated school bus adopting dual charging modes Download PDFInfo
- Publication number
- CN103552480A CN103552480A CN201310568415.4A CN201310568415A CN103552480A CN 103552480 A CN103552480 A CN 103552480A CN 201310568415 A CN201310568415 A CN 201310568415A CN 103552480 A CN103552480 A CN 103552480A
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- electrically connected
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- super capacitor
- energy
- school bus
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- 230000009977 dual effect Effects 0.000 title abstract 2
- 238000004146 energy storage Methods 0.000 claims abstract description 28
- 239000003990 capacitor Substances 0.000 claims abstract description 25
- 238000004378 air conditioning Methods 0.000 claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims description 8
- 239000005955 Ferric phosphate Substances 0.000 claims description 4
- 229940032958 ferric phosphate Drugs 0.000 claims description 4
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical group [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 claims description 4
- 229910000399 iron(III) phosphate Inorganic materials 0.000 claims description 4
- 229910052744 lithium Inorganic materials 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 3
- 230000033001 locomotion Effects 0.000 claims description 3
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 238000004134 energy conservation Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 101150008604 CAN1 gene Proteins 0.000 description 1
- 101150063504 CAN2 gene Proteins 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention relates to the field of electromobiles, particularly to a completely power-driven dedicated school bus adopting dual charging modes, wherein an air conditioning (3), a water pump, an oil pump and an air pump are driven by power; an energy storage unit (8) comprises a power battery pack, a battery management system, a super capacitor unit and a super capacitor management system; the battery management system is electrically connected with the power battery pack and a vehicle controller respectively; the super capacitor management system is electrically connected with the super capacitor unit and the vehicle controller respectively; both the power battery pack and the super capacitor unit are electrically connected with a driving motor (6). The completely power-driven dedicated school bus, disclosed by the invention, has the advantages of zero release, energy conservation and environmental protection, lower noise and simpler structure.
Description
Technical field
The present invention relates to electronlmobil field, relate in particular to a kind of pure electronic special-purpose school bus that adopts two power modes.
Background technology
Along with socioeconomic fast development, automobile has entered huge numbers of families more and more, orthodox car is bringing convenience to people efficiently simultaneously, the a large amount of exhaust emissionss that produce during its work also cause day by day serious pollution to the mankind's living environment, electronlmobil belongs to ENV, for gradually reduce people growing to the depending on unduly of oil resources, improve the mankind's living environment, now by countries in the world, applied more and more widely.Special-purpose school bus refers to all kinds of special-use vehicles that meet defined " be specifically designed on Design and manufacture and transport child or student " in the special-purpose safety of school bus engineering factor of standard GB/T 24407 < < > >.
The special-purpose school bus of prior art adopts the power system of orthodox car, so when work, can produce a large amount of exhaust emissionss, contaminated environment, the power of traditional school bus and drive system structure are very complicated, and noise and energy consumption during work are all larger, and use cost is also high than electronlmobil.
Summary of the invention
Technical matters to be solved by this invention is: provide a kind of zero-emission, energy-conserving and environment-protective, noise is lower and structure relatively simply adopts the pure electronic special-purpose school bus of two power modes.
The technical solution adopted in the present invention is: a kind of pure electronic special-purpose school bus that adopts two power modes, comprises setting air-conditioning onboard, power and driving system, water pump for drive motor cooling system, energy-storage units, oil pump for steering swivel system, for air pump and the entire car controller of brake system, described water pump, air pump, oil pump, air-conditioning is all electrically connected to entire car controller, it is characterized in that: described power and driving system comprise drive axle, transmission shaft, drive motor and electric machine controller, described drive motor is by transmission shaft and drive axle mechanical connection, described energy-storage units, electric machine controller is all electrically connected to entire car controller, and described energy-storage units and electric machine controller are all electrically connected to drive motor, described air-conditioning, water pump, oil pump and air pump are motorized motions, and described water pump, oil pump, air pump and air-conditioning are all electrically connected to energy-storage units, and described energy-storage units comprises power battery pack, battery management system, super capacitor group and super capacitance management system, described battery management system is electrically connected to power battery pack and entire car controller respectively, described super capacitance management system is electrically connected to super capacitor group and entire car controller respectively, and described power battery pack and super capacitor group are all electrically connected to drive motor.
Adopt above structure compared with prior art, the present invention has the following advantages: because the mode that adopts drive motor directly to drive drives vehicle, therefore cancelled the driving engine that conventional truck institute must outfit, power-transfer clutch and change speed gear box, make car load power and drive system structure simpler, have advantages of that drive path is short and driving efficiency is high, and by being supplied with to drive motor, the electric energy storing in energy-storage units powers to drive school bus, there is no exhaust emissions completely, and during work, noise is also lower, but also by energy-storage units to air-conditioning, water pump, oil pump and air pump power supply, environmental pollution is less, relative energy-saving environmental protection, because make vehicle operation with electric energy completely, the operating cost of vehicle also so significantly reduces, and adopt power battery pack to add super capacitor group as the closed-center system of vehicle, it is high that super capacitor group has energy recovery efficiency, it is high that energy discharges fast charge and discharge cycles number of times, the feature of long working life, can effectively improve the charge-discharge characteristic of power battery pack, the two cooperating can extend the service life of power battery pack, reduce vehicle use cost.
As preferably, it also comprises Vehicular charger, and described Vehicular charger is electrically connected to energy-storage units and entire car controller respectively.Vehicular charger can carry out soon, charge at a slow speed to energy-storage units by connecting external power supply, and charging is convenient.
As preferably, described power battery pack is ferric phosphate lithium cell group.Adopt that ferric phosphate lithium cell group safety performance is good, the life-span is higher, capacity is large and compared with environmental protection.
As preferably, the super capacitor of described super capacitor group is the large capacity super capacitor of double electrode layer type.The capacitance storing is like this larger, better performances.
As preferably, described drive motor is permanent-magnet brushless DC electric machine.While adopting permanent-magnet brushless DC electric machine work, export that torque is large, efficiency is high, noise is little, operate steadily and long service life.
Accompanying drawing explanation
Fig. 1 is the pure electronic special-purpose school bus complete vehicle structure schematic diagram that the present invention adopts two power modes.
Fig. 2 is the structural representation that the present invention adopts the pure electronic special-purpose school bus power system of two power modes.
Fig. 3 is that the present invention adopts the pure electronic special-purpose school bus circuit of two power modes to connect block diagram.
As shown in the figure: 1, vehicle body; 2, chassis; 3, air-conditioning; 4, drive axle; 5, transmission shaft; 6, drive motor; 7, Vehicular charger; 8, energy-storage units.
The specific embodiment
Below in conjunction with accompanying drawing and the specific embodiment, the present invention is described further, but the present invention is not limited only to the following specific embodiment.
As shown in the figure: a kind of pure electronic special-purpose school bus, comprises vehicle body 1, be arranged on the chassis 2 under vehicle body 1, be arranged on the air-conditioning 3 on vehicle body 1, power and driving system are onboard set, water pump for drive motor water-cooling system, energy-storage units 8, brake signal transmitter, throttle signal transmitter, oil pump for steering swivel system, for air pump and the entire car controller of brake system, described brake signal transmitter, throttle signal transmitter, water pump, air pump, oil pump, air-conditioning is all electrically connected to entire car controller, and described power and driving system comprise drive axle 4, transmission shaft 5, drive motor 6 and electric machine controller, described drive motor 6 is by transmission shaft 5 and drive axle 4 mechanical connections, described energy-storage units 8, electric machine controller is all electrically connected to entire car controller, and described energy-storage units 8 and electric machine controller are all electrically connected to drive motor 6, described air-conditioning 3, water pump, oil pump and air pump are motorized motions, and described water pump, oil pump, air pump and air-conditioning 3 are all electrically connected to energy-storage units 8, and described energy-storage units 8 comprises power battery pack, battery management system, super capacitor group and super capacitance management system, described battery management system is electrically connected to power battery pack and entire car controller respectively, described super capacitance management system is electrically connected to super capacitor group and entire car controller respectively, and described power battery pack and super capacitor group are all electrically connected to drive motor 6.
It also comprises Vehicular charger 7, and described Vehicular charger 7 is electrically connected to energy-storage units 8 and entire car controller respectively.
Described power battery pack is ferric phosphate lithium cell group.
The super capacitor of described super capacitor group is the large capacity super capacitor of double electrode layer type.
Described drive motor is permanent-magnet brushless DC electric machine.
Principle of work of the present invention is: after system powers on, entire car controller is by on-off value data acquisition, CAN1 and the communication of CAN2 bus data and switching value output controls and power stage is controlled, and by integrated vehicle control tactics and control system actuating unit, realizes the various functions that relate to driving.
The function that entire car controller has is as follows: on-off value data acquisition function; Analog acquisition function; Electric water pump, electric oil pump, electric air pump, electric air-conditioning management and control function; Drive motor is controlled and state information collection function; Energy-storage units state of the system and information function; Function is controlled in driving.
When vehicle is started working, entire car controller enters after row analyzing and processing according to the data of each collected system, transmit a signal to electric machine controller, motor controller controls driving motor 6 is started working, by the electric energy conversion in energy-storage units 8, be kinetic energy, driving motor 6 is passed to vehicle by kinetic energy through drive axle 4 by transmission shaft 5, drives Vehicle Driving Cycle.
In Vehicle Driving Cycle process, the mileage that entire car controller can be at any time can continue dump energy on vehicle and the vehicle by estimation to travel dynamically shows by electronic instrument, points out vehicle next time to carry out the required remaining mileage of additional charge and timing node.
When car brakeing, brake signal transmitter sends a signal to entire car controller, vehicle control unit controls drive motor 6 is converted to electrical generator mode of operation, carry out braking energy recovery, the kinetic energy during by car brakeing is converted to electric energy by drive motor 6 and delivers to energy-storage units 8 and store standby.
When energy storage unit 8 electric quantity consumptions to set DOD state time, entire car controller transmits a signal to electronic instrument, informs that chaufeur vehicle need to carry out additional charge.
While carrying out additional charge for vehicle, by charging cable, Vehicular charger 7 is connected with outside AC and DC charging pile, can be that energy storage unit 8 carries out at a slow speed, the charging of quick two kinds of patterns.
Claims (5)
1. adopt a pure electronic special-purpose school bus for two power modes, comprise setting air-conditioning (3) onboard, power and driving system, water pump for drive motor cooling system, energy-storage units (8), oil pump for steering swivel system, for air pump and the entire car controller of brake system, described water pump, air pump, oil pump, air-conditioning is all electrically connected to entire car controller, it is characterized in that: described power and driving system comprise drive axle (4), transmission shaft (5), drive motor (6) and electric machine controller, described drive motor (6) is by transmission shaft (5) and drive axle (4) mechanical connection, described energy-storage units (8), electric machine controller is all electrically connected to entire car controller, and described energy-storage units (8) and electric machine controller are all electrically connected to drive motor (6), described air-conditioning (3), water pump, oil pump and air pump are motorized motions, and described water pump, oil pump, air pump and air-conditioning (3) are all electrically connected to energy-storage units (8), and described energy-storage units (8) comprises power battery pack, battery management system, super capacitor group and super capacitance management system, described battery management system is electrically connected to power battery pack and entire car controller respectively, described super capacitance management system is electrically connected to super capacitor group and entire car controller respectively, and described power battery pack and super capacitor group are all electrically connected to drive motor (6).
2. the pure electronic special-purpose school bus of the two power modes of employing according to claim 1, is characterized in that: it also comprises Vehicular charger (7), and described Vehicular charger (7) is electrically connected to energy-storage units (8) and entire car controller respectively.
3. the pure electronic special-purpose school bus of the two power modes of employing according to claim 1, is characterized in that: described power battery pack is ferric phosphate lithium cell group.
4. the pure electronic special-purpose school bus of the two power modes of employing according to claim 1, is characterized in that: the super capacitor of described super capacitor group is the large capacity super capacitor of double electrode layer type.
5. the pure electronic special-purpose school bus of the two power modes of employing according to claim 1, is characterized in that: described drive motor (6) is permanent-magnet brushless DC electric machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310568415.4A CN103552480A (en) | 2013-11-15 | 2013-11-15 | Completely power-driven dedicated school bus adopting dual charging modes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310568415.4A CN103552480A (en) | 2013-11-15 | 2013-11-15 | Completely power-driven dedicated school bus adopting dual charging modes |
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| Publication Number | Publication Date |
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| CN103552480A true CN103552480A (en) | 2014-02-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310568415.4A Pending CN103552480A (en) | 2013-11-15 | 2013-11-15 | Completely power-driven dedicated school bus adopting dual charging modes |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104578302A (en) * | 2015-01-14 | 2015-04-29 | 曾帆 | Energy-saving and environment friendly charging car |
| CN104723854A (en) * | 2015-02-16 | 2015-06-24 | 上海瑞华(集团)有限公司 | Chassis device of mini-sized electric car |
| CN108528266A (en) * | 2017-03-01 | 2018-09-14 | 华为技术有限公司 | The method and apparatus of troubleshooting |
| CN113370804A (en) * | 2021-07-23 | 2021-09-10 | 矩阵汽车有限公司 | Mid-motor power system architecture of range-extended electric vehicle and range-extended electric vehicle |
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2013
- 2013-11-15 CN CN201310568415.4A patent/CN103552480A/en active Pending
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104578302A (en) * | 2015-01-14 | 2015-04-29 | 曾帆 | Energy-saving and environment friendly charging car |
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| CN113370804A (en) * | 2021-07-23 | 2021-09-10 | 矩阵汽车有限公司 | Mid-motor power system architecture of range-extended electric vehicle and range-extended electric vehicle |
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Address after: 315102 Zhejiang Province, Ningbo Yinzhou investment business center No. 9 Road (East) Valley Applicant after: Zhejiang Nanche Tramways Co., Ltd. Address before: 315104 Zhejiang city of Ningbo province Yinzhou District investment business center No. 9 Road (East) Valley Applicant before: Ningbo Jijiang Automobile Manufacturing Co., Ltd. |
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Free format text: CORRECT: APPLICANT; FROM: NINGBO JIJIANG AUTOMOBILE MANUFACTURING CO., LTD. TO: ZHEJIANG NANCHE TRAMWAYS CO., LTD. |
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Application publication date: 20140205 |