CN103101428A - Hybrid electric vehicle using super-capacitor accessory power system - Google Patents
Hybrid electric vehicle using super-capacitor accessory power system Download PDFInfo
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- CN103101428A CN103101428A CN2013100647182A CN201310064718A CN103101428A CN 103101428 A CN103101428 A CN 103101428A CN 2013100647182 A CN2013100647182 A CN 2013100647182A CN 201310064718 A CN201310064718 A CN 201310064718A CN 103101428 A CN103101428 A CN 103101428A
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- 239000003990 capacitor Substances 0.000 title claims abstract description 90
- 239000000178 monomer Substances 0.000 claims abstract description 5
- 230000005540 biological transmission Effects 0.000 claims description 24
- 230000009183 running Effects 0.000 claims description 11
- 230000009467 reduction Effects 0.000 claims description 8
- 238000010248 power generation Methods 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 2
- 230000001360 synchronised effect Effects 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 238000007726 management method Methods 0.000 description 3
- 229910018095 Ni-MH Inorganic materials 0.000 description 2
- 229910018477 Ni—MH Inorganic materials 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 238000000053 physical method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000007600 charging Methods 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000004870 electrical engineering Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007595 memory recall Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000003068 static effect Effects 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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Abstract
The invention belongs to the technical field of hybrid electric vehicles, and particularly relates to a hybrid electric vehicle using a super-capacitor accessory power system. The hybrid electric vehicle using the super-capacitor accessory power system adopts parallel-connection power assembly structural style. A power system is composed of a power source system, a motor and an engine. The power source system is composed of a super-capacitor die set and a power source control system. The super-capacitor die set is connected with the motor through a direct-current (DC)/ alternating current (AC) module. The super-capacitor die set is composed of super capacitor monomers with the number of 100-200 in a series-connection mode. The power resource control system transmits signals through a controller area network (CAN) trunk. A control unit provides a hybrid power solution for a vehicle according to different collecting values of sensor and vehicle requirements.
Description
Technical field
The invention belongs to the Development of HEV Technology field, be specifically related to a kind of hybrid vehicle that uses the super capacitor accessory power system.
Background technology
Current energy problem and environmental problem are day by day serious, have been subject to global extensive concern, and various countries will seek new forms of energy, improve efficiency of energy utilization, reduce to pollute and rise to the strategic height that concerns national future development.Wherein the energy utilization of vehicle and exhaust emissions also become one by the problem of extensive concern, and hybrid vehicle has the selection of plurality of advantages beyond doubt in numerous schemes.
Hybrid vehicle has the advantages such as noise is low, pollution is little, economy is strong, is widely used.Use the hybrid vehicle of electronic auxiliary operation generally to adopt storage battery as auxiliary power, yet be limited to current technology and technological level, the battery charge overlong time, at a lower temperature, accumulator property can significantly weaken, and has a strong impact on vehicles dynamic performance.And when vehicle launch and acceleration, need large electric current of storage battery output, and can cause like this damage of storage battery, shortened the service life of storage battery.Because urban traffic situation is complicated, can brake frequently during normal vehicle operation, accelerate and start, start and when accelerating the storage battery burden very heavy, and the effective recuperated energy of storage battery during drag, braking energy all is converted into heat and runs off, and is not effectively utilized.Simultaneously, in the vehicle uphill/downhill stage, the potential variation of vehicle is not utilized effectively yet.
The technology of super capacitor is constantly progressive in recent years, has entered the practical stage, and what use due to the super capacitor storage of electrical energy is physical method, as long as inner structure is not damaged, just can use down long service life always.And super capacitor can directly bear heavy current impact, and the speed that discharges and recharges is also very fast, and in the short time, high current charge-discharge is that storage battery can't be accomplished.
Summary of the invention
The present invention proposes a kind of hybrid vehicle of using the super capacitor accessory power system, its be with super capacitor as the power system energy-storage travelling wave tube, use new energy management scheme, allow hybrid vehicle have the advantages such as capacity usage ratio is high, durable, environmental protection.
What the present invention described is a kind of hybrid vehicle that uses the novel power supply system, adopts power assembly structure form in parallel, and power system is comprised of power-supply system, motor and driving engine.Described power-supply system is comprised of super capacitor module and power control system, the super capacitor module joins by DC/AC module and motor, the DC/AC module is converted to the alternating current that can make machine operation with the direct current (DC) that the super capacitor module produces, this moment, motor was in electric model, the alternating current that perhaps motor is produced is converted to direct current (DC), be the charging of super capacitor module, this moment, motor was in power generation mode.
Described motor can be switched reluctance machines, can be also permagnetic synchronous motor.Described super capacitor module, was connected with motor by the DC/AC module as storage battery in the hybrid vehicle of routine by 100～200 super capacitor monomer series-connected compositions.Described electric capacity can satisfy the power demand of vehicle when the anxious deceleration of anxious acceleration.Super capacitor uses the physical method storage of electrical energy, stores often, and the life-span is long, also has outstanding physical property in the time of subzero 40 degrees centigrade, can work under cold snap.Described driving engine can be gasoline engine, can be also the multiple different driving engines such as diesel engine.
Described power control system topological structure such as accompanying drawing 4, by CAN bus transfer signal, use sensor to gather current various quantity of states, and the control unit that the collection value sends to power-supply management system is processed, control unit is according to different collection values, and the information such as judgement super capacitor electric weight are according to the car load demand, make corresponding reaction, for vehicle provides new hybrid power solution.
The present invention uses super capacitor as power storage, has effectively utilized the energy of the frequent braking of vehicle and idling loss in the city, and the potential variation during ascents and descents, has reduced the oil consumption of vehicle, energy-conserving and environment-protective.
The motor of hybrid vehicle is connected with power-transfer clutch, change speed gear box by transmission shaft, with the main reduction gear of driving engine coaxial drive wheel, drives together Vehicle Driving Cycle.
Provide starting current by super capacitor for motor when vehicle launch, super capacitor can provide the starting current of at least three times, increases the startup stability of vehicle.After the autobiography sensor received vehicle launch information, power control system was controlled direct current starting current of super capacitor output, and electric current is that alternating current is the motor power supply through the DC/AC module converts, makes machine operation, thereby starts vehicle.
When hybrid electric vehicle power was not enough, power control system was controlled the DC current of super capacitor stable output, and controlled the DC/AC module and connect motor, was that alternating current is the motor power supply through the DC/AC module converts, made machine operation, thereby had increased the power of vehicle.
Hybrid electric vehicle is sailed under state, and motor is connected connection and is disconnected with transmission shaft.And remain the electric energy of super capacitor in more than 1/3 of total volume, can guarantee that like this super capacitor has the energy of normal startup vehicle, the electric energy of enough capacity memory recall is also arranged.If the super capacitor electric weight is not enough, sensor in power control system sends capacitance data to control unit, and then motor is connected with transmission shaft, and driving engine is by the running generating of transmission shaft drive motor, and electric energy stores in super capacitor after by the DC/AC module converts.When electric energy in super capacitor reaches 2/3 when above of total volume; the power control system sensor sends the data that gather to control unit; and then control super capacitor with the electric energy drive motor of storage or discharge through super capacitor protection circuit; until in super capacitor, electric weight is reduced to below 2/3 of total volume, with the protection super capacitor.
Keep mode of operation after the engine starting of hybrid vehicle always, the vehicle short time is when stopping, driving engine continues to slowly run, use change-speed box to break away from the contact of transmission shaft and main reduction gear, driving engine is by the running of transmission shaft drive motor, rotor is stressed to be rotated in magnetic field, this moment electric power generation, the electric current of generation is that direct current (DC) stores in super capacitor by the DC/AC module converts.The long-time parking, after the data of sensor collection returned to entire car controller, car load was just understood control engine and is quit work.
During car brakeing, power-transfer clutch disconnects contacting of driving engine and transmission shaft, power control system is controlled the super capacitor power supply stop mode, and main reduction gear rotates by the transmission shaft drive motor, and motor is in power generation mode, delivery of electrical energy is to super capacitor place's storage, electric power generation makes mechanical energy be converted into electric energy, and mechanical energy reduces, rotating speed reduces, thereby realizes car brakeing.When vehicle driving up, super capacitor is the motor power supply, for driving engine provides power-assisted; When the vehicle descending, motor can play as mentioned above brake action and the generating, with power storage to super capacitor.
Preceence of the present invention: in urban traffic situation, vehicle starts frequently and brakes, and because super capacitor has the very fast speed that discharges and recharges, can bear instantaneous peak value and discharge and recharge load.And super capacitor has outstanding physical property, and its charge discharge efficiency is in 99% left and right, and cycle number can reach hundreds thousand of times, thus energy utilization efficiency and the service life of having improved whole power system.Than the hybrid vehicle that uses storage battery; use super capacitor to pass through to use unique model of energy management as the hybrid vehicle of auxiliary power; actv. reclaims braking energy more; and can provide the failure-free starting current for vehicle; both extended the service life of automotive power; also improve energy utilization efficiency, and reduced the vehicle motor number of starts, protected the vehicle miscellaneous part.Its energy recovery rate can reach 15%～30%.
Description of drawings
Fig. 1: use super capacitor to do the car load control principle drawing of electrical energy storage means;
Fig. 2: super capacitor and DC AC module junction circuit figure;
Fig. 3: super capacitor charge/discharge;
Fig. 4: power control system topological structure schematic diagram.
The specific embodiment
Be below specific embodiments of the invention and by reference to the accompanying drawings, technical scheme of the present invention is further described.
Embodiment 1
As shown in Figure 1, the application structure of super capacitor power-supply system of the present invention on hybrid vehicle has: super capacitor 1, DC/AC module 2, driving engine 3, power-transfer clutch 4, motor 5, change-speed box 6.Wherein super capacitor 1 is 405V, 20F by the specification that 150 super capacitor monomers (as 2.7V, the 3000F super capacitor monomer of U.S. Maxwell company production) are composed in series module.DC/AC module 2 circuit diagrams as shown in Figure 2.Driving engine 3 adopts gasoline engine, also can use the combustion engines such as diesel engine.Motor 5 is switched reluctance machines (model of producing as Beijing China Tex Mechanical ﹠ Electrical Engineering Ltd. is the switched reluctance machines of DT336D31S).
Its annexation is: super capacitor 1 connects DC/AC module 2, and DC/AC module 2 connects motor 5, and driving engine 3 drives transmission shaft by power-transfer clutch 4 and rotates, and transmission shaft connects the rotor of motor 5, and transmission shaft connects the main reduction gear of wheel by change-speed box 6.
When hybrid vehicle is static, motor is in electric motor mode, super capacitor 1 stores the energy of enough starter motors 5, during vehicle launch, power control system is controlled super capacitor 1 discharge and is come starter motor 5, drive driving engine 3 runnings, vehicle launch by transmission shaft and power-transfer clutch 4 after motor 5 runnings.
In the Vehicle Driving Cycle process, driving engine 3 is in running order, drives transmission shaft by power-transfer clutch 4 and rotates, and transmission shaft connects main reduction gear by change-speed box, drives rotation of wheel, and hybrid electric vehicle is sailed.During Vehicle Driving Cycle, motor is in electric motor mode, when power control system is judged driving engine 3 under power, discharges electric energy by super capacitor 1, allows motor rotation auxiliary hybrid power running car; When power control system is judged super capacitor 1 energy shortage, moved by power-transfer clutch 4 and transmission shaft drive motor 5 by driving engine 3, motor 5 is in generator mode, motor 5 rotors are stressed to be rotated in magnetic field, motor 5 generatings this moment, the electric current of generation is converted to direct current (DC) by DC/AC module 2 and stores in super capacitor 1.
The vehicle short time is when stopping, change-speed box breaks away from the contact of transmission shaft and main reduction gear, driving engine 3 is in running order, continue low-speed running, by 5 operations of transmission shaft drive motor, motor 5 is in generator mode, and motor 5 rotors are stressed to be rotated in magnetic field, motor 5 generatings this moment, the electric current of generation is converted to direct current (DC) by DC/AC module 2 and stores in super capacitor 1.If long-time the parking, after the data of sensor collection returned to control chip, control system was just understood control engine and is quit work.
During car brakeing, power-transfer clutch disconnects the contact of driving engine and transmission shaft, and motor 5 is in generator mode, transmission shaft is subject to resistance to rotating speed and reduces to zero, energy wherein is delivered to super capacitor 1 storage by motor 5 generatings by DC/AC module 2, utilizes when waiting until next vehicle launch.
During the vehicle climbing, power control system is controlled super capacitor 1 and is strengthened discharge current, and motor 5 is electrical motor, for driving engine 3 provides power-assisted.During the vehicle descending, motor 5 becomes electrical generator and produces electric energy, and electric current is delivered to super capacitor 1 storage by DC/AC module 2, so also can play brake action, and energy is got up as power storage, uses when needed.
Super capacitor is is constantly discharging and recharging in the process of whole vehicle operating, its charge-discharge circuit as shown in Figure 3, super capacitor is protected it by impacting electric capacity 8 and discharging resistance 10, the three is in parallel; When electric energy moment of super capacitor feedback is excessive, electric weight is transferred to and impacted on electric capacity, realize the protection to super capacitor; Electric weight in super capacitor is too much, and in unavailable situation, close switch 9 makes unnecessary electric weight be discharged by discharging resistance, the protection super capacitor.
When using on hybrid vehicle, satisfy under the prerequisite of car load energy and power demand, the weight of super capacitor and volume all more traditional Ni-MH battery have reduced 1/2, after using on hybrid vehicle, the life-span of super capacitor is 2 times of Ni-MH battery, and its energy recovery rate can reach 15%～30%.
The above is only the preferred embodiments of the present invention, can not limit practical range of the present invention with this, and all simple conversion of doing according to claim of the present invention and description all should belong to the protection domain that the present invention covers.
Claims (6)
1. hybrid vehicle that uses the super capacitor accessory power system, it is characterized in that: adopt power assembly structure form in parallel, power system is comprised of power-supply system, motor and driving engine, and described power-supply system is comprised of super capacitor module and power control system; The super capacitor module joins by DC/AC module and motor, the super capacitor module is by 100～200 super electrode capacitance monomer series-connected compositions, power control system is by CAN bus transfer signal, the collection value that control unit is different according to sensor and car load demand are for vehicle provides the hybrid power solution.
2. a kind of hybrid vehicle that uses the super capacitor accessory power system as claimed in claim 1, it is characterized in that: when vehicle launch, super capacitor connects motor by the DC/AC module, electric current from super capacitor provides starting current for motor after the DC/AC module converts is for alternating current, make machine operation, thereby start vehicle; The vehicle short time is when stopping, low engine speed is rotated, and uses change-speed box to break away from transmission shaft and is connected connection with main reduction gear, and driving engine is by the running of transmission shaft drive motor, this moment electric power generation, the electric current of generation is that direct current (DC) stores in super capacitor by the DC/AC module converts.
3. a kind of hybrid vehicle that uses the super capacitor accessory power system as claimed in claim 1, it is characterized in that: vehicle is when running state, when the not enough total volume of the electric energy of super capacitor 1/3 the time, driving engine is by the running generating of transmission shaft drive motor, and electric energy stores in super capacitor after by the DC/AC module converts; When the electric energy of super capacitor reaches 2/3 when above of total volume, power control system is controlled super capacitor and is discharged with the electric energy drive motor of storage or through super capacitor protection circuit, until in super capacitor, electric weight is reduced to below 2/3 of total volume.
4. a kind of hybrid vehicle that uses the super capacitor accessory power system as claimed in claim 1, it is characterized in that: when car brakeing, power-transfer clutch disconnects contacting of driving engine and transmission shaft, power control system is controlled the super capacitor module and is stopped power supply, main reduction gear rotates by the transmission shaft drive motor, motor is in power generation mode, and delivery of electrical energy is to super capacitor place's storage; Electric power generation makes mechanical energy be converted into electric energy, and mechanical energy reduces, and rotating speed reduces, thereby realizes car brakeing.
5. a kind of hybrid vehicle that uses the super capacitor accessory power system as claimed in claim 1 is characterized in that: described motor is switched reluctance machines or is permagnetic synchronous motor.
6. a kind of hybrid vehicle that uses the super capacitor accessory power system as claimed in claim 1, it is characterized in that: described driving engine is gasoline engine or diesel engine.
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| CN2013100647182A CN103101428A (en) | 2013-03-01 | 2013-03-01 | Hybrid electric vehicle using super-capacitor accessory power system |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103441561A (en) * | 2013-08-15 | 2013-12-11 | 重庆长安汽车股份有限公司 | Automobile secondary energy storing device based on super-capacitor and control method |
| CN103612630A (en) * | 2013-12-02 | 2014-03-05 | 惠州市亿能电子有限公司 | Oil-electricity series-parallel super-capacitor management system and control method |
| CN105377616A (en) * | 2013-06-24 | 2016-03-02 | 阿代特设备公司 | Energy storage system and driving and energy recovery system |
| CN105539121A (en) * | 2015-12-18 | 2016-05-04 | 北京科技大学 | Compressed air and internal-combustion engine hybrid electric transmission mine automobile. |
| CN109050519A (en) * | 2018-08-24 | 2018-12-21 | 中车青岛四方车辆研究所有限公司 | Vehicle hybrid system, vehicle and control method |
| CN110182021A (en) * | 2019-05-31 | 2019-08-30 | 中国第一汽车股份有限公司 | A kind of distributed super-capacitor device power-supply system for vehicle air purification |
| CN111670537A (en) * | 2018-01-31 | 2020-09-15 | 哈莫尔曼有限公司 | Device for machining workpieces |
| CN111717036A (en) * | 2020-06-24 | 2020-09-29 | 中国北方车辆研究所 | Hybrid power device |
| CN112805188A (en) * | 2018-10-16 | 2021-05-14 | 宁波吉利汽车研究开发有限公司 | Power supply system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105539121B (en) * | 2015-12-18 | 2017-12-22 | 北京科技大学 | Compressed air and internal combustion engine hybrid power electric transmission mine truck |
| CN111670537A (en) * | 2018-01-31 | 2020-09-15 | 哈莫尔曼有限公司 | Device for machining workpieces |
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| CN112805188A (en) * | 2018-10-16 | 2021-05-14 | 宁波吉利汽车研究开发有限公司 | Power supply system |
| CN110182021B (en) * | 2019-05-31 | 2022-07-12 | 中国第一汽车股份有限公司 | Distributed super capacitor power supply system for vehicle air purification |
| CN110182021A (en) * | 2019-05-31 | 2019-08-30 | 中国第一汽车股份有限公司 | A kind of distributed super-capacitor device power-supply system for vehicle air purification |
| CN111717036A (en) * | 2020-06-24 | 2020-09-29 | 中国北方车辆研究所 | Hybrid power device |
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Application publication date: 20130515 |