CN1775585A - Power system of farudic capacitance electric vehicle capable of utilizing solar energy - Google Patents
Power system of farudic capacitance electric vehicle capable of utilizing solar energy Download PDFInfo
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- CN1775585A CN1775585A CNA200510016445XA CN200510016445A CN1775585A CN 1775585 A CN1775585 A CN 1775585A CN A200510016445X A CNA200510016445X A CN A200510016445XA CN 200510016445 A CN200510016445 A CN 200510016445A CN 1775585 A CN1775585 A CN 1775585A
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- farad capacitor
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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
Abstract
The invention relates to a power system for farad capacitor electric motor car, especially relating to a power system for farad capacitor electric motor car, able to use solar energy, where the farad capacitor has the heavy current fast charging characteristic of a capacitor and also the energy storage property of a battery, and the characters of low series equivalent resistance, long service life, etc. And the farad capacitor has large capacity largely greater than that of an electrolytic capacitor of the same bulk and power density above tens of times greater than that of a Li-ion battery; and as compared with a battery of the same bulk, a super capacitor has above tens of times power density and above 100 times charging and discharging rate; and as compared with a storage battery, the super capacitor has the advantages of wider operating temperature range, no pollution, free maintenance, etc. The power system fully uses the advantages of the farad capacitor and solar energy battery plate and highly and fully uses the storage energy of the farad capacitor and the solar energy.
Description
Technical field
The present invention relates to a kind of power system of farad capacitor battery-driven car, the particularly a kind of power system that can utilize the farad capacitor battery-driven car of solar power.
Background technology
Battery-driven car has environmental protection, series of advantages such as energy-conservation and easy to use, obtains general attention.Particularly adopt the battery-driven car of solar power,, must will replace the automobile that generally uses now along with the exhaustion of non-renewable energy resources such as oil.So there are a lot of people to design various solar electric vehicles." solar electric vehicle " (Chinese patent as the Feng Guoping proposition, application number: CN200420080239.6), " solar electric vehicle " (Chinese patent that Xiong Guoquan proposes, application number: CN03221373.5), " solar electric vehicle " (Chinese patent of auspicious proposition in summer, application number: CN99220876.9), " solar electric vehicle " (Chinese patent that Xie Fuchun etc. propose, application number: CN95207330.7), " solar electric vehicle " (Chinese patent that Xiong Guoquan proposes, application number: CN03113269.3), " solar electric vehicle " (Chinese patent that Xiong Guoquan proposes, application number: CN03113269.3), " solar energy compensation motor vehicle " (Chinese patent that Wu Qi proposes, application number: CN200420079002.6), the side builds " a kind of solar electric vehicle " (Chinese patent of proposition, application number: CN03274728.4), " wind power solar electric bicycle " (Chinese patent that Zheng Yunzhong proposes, application number: CN02278773.9), " the electrically-charged battery-driven car of wind and solar energy " (Chinese patent that Fan Weiya etc. propose, application number: CN01270383.4), " solar energy power accumulating self-moving vehicle " (Chinese patent that Wang Fangchen proposes, application number: CN92228428.8), " sun shade rain-proof solar electric vehicle " (Chinese patent, application number: CN02102240.2) that Su Guoqing proposes.
In foregoing invention, adopt storage battery the electrical power storage that solar cell produces to be worked the power that is used as battery-driven car bar none as the accumulation of energy parts.Because the number of times and the life-span of charging and discharging of accumulator are limited, battery-driven car just needs to change battery after long between in use; No matter any storage battery, it discharges and recharges all has than exacting requirements; Though the cost of lead battery is lower, it is seriously polluted to environment; The cost of the storage battery of other types is too high; Existing all kinds storage battery also has short restriction of life-span.
Summary of the invention
The objective of the invention is to overcome above-mentioned deficiency, for battery-driven car provides a kind of power system that adopts farad capacitor.
Farad capacitor has another name called gold electric capacity, super capacitor.Big electric current fast charge characteristic with electric capacity has the energy storage of battery simultaneously again, and series equivalent resistance is low, long service life characteristics such as (discharging and recharging number of times greater than 1,000,000 times).Farad capacitor is than big 2000～6000 times with volume chemical capacitor capacity, and releasing density (Power Density) to be more than tens of times of lithium ion battery; Compare with the battery with volume, super capacitor has power density and the charge-discharge velocity more than 100 times more than 10 times; Compare with storage battery, wideer working temperature range is arranged, pollution-free, non-maintaining advantage.
The present invention adopts the accumulation of energy parts of farad capacitor as solar electric vehicle, has avoided adopting the shortcoming of storage battery as the accumulation of energy parts, has a series of significant advantages.
Description of drawings
Accompanying drawing 1 is a system chart of the present invention.
Accompanying drawing 2 is an anticreep and charge circuit schematic diagram of the present invention.
Accompanying drawing 3 is electric machine control of the present invention and driving circuit schematic diagram.
Accompanying drawing 4 is the schematic circuit diagram of high efficiency, low cost embodiment of the present invention.
The specific embodiment
The invention will be further described below in conjunction with accompanying drawing.
Related system chart of the present invention as shown in Figure 1.
CPU (microprocessor) is the control core of system.Solar panel charges to farad capacitor by anticreep and charge circuit under the control of CPU.When being badly in need of fast charge, also can under the control of CPU, adopt civil power that farad capacitor is charged.When battery-driven car travels, under the control of CPU, drive the DC machine of battery-driven car with farad capacitor.CPU is by the detection to the signals such as terminal voltage of solar panel, farad capacitor and DC machine, can be so that charge circuit and driving circuit with peak efficiency work, and guarantee not damage farad capacitor and interlock circuit.Detected data and parameter, driver's operation all can show by telltale.
When sunlight is better, no matter battery-driven car is travelling or is parking, as long as the voltage in the farad capacitor does not reach its maximum permissible value, solar panel produces electric current and all farad capacitor is charged under the management of anticreep and charge circuit, and at the sunlight wretched insufficiency, as when being night, because the effect of anticreep and charge circuit can prevent that farad capacitor from discharging by solar panel.Adopt anticreep and another benefit charge circuit to be, even at sunlight is not the voltage that the very strong voltage that is produced with solar cell is lower than farad capacitor, rely on (DC) effect of boosting of anticreep and charge circuit, still can charge, improve solar energy utilization rate so widely farad capacitor.
When the quick electric energy supplement of needs, can pass through the alternating current 220V charge circuit to the farad capacitor fast charge with common civil power.Since farad capacitor have all will be outstanding far away than any storage battery the charge-discharge characteristic of Duo, not only can also can not influence the life-span and the performance of farad capacitor substantially extremely being full of electric energy in the short ground time.
When driving the motor of battery-driven car, because the discharge characteristic and the storage battery of farad capacitor are very different, therefore, the present invention is just different fully as electric machine control in the battery-driven car of power and driving circuit with the employing storage battery.The terminal voltage of farad capacitor descends gradually along with the use discharge of battery-driven car, remains on a fixed level never.In order to make full use of the electric energy that stores in the farad capacitor and to obtain good motor-driven (driving) performance, electric machine control of the present invention and driving circuit adopt the form of the adjustable voltage stabilizing output of current pump.
Be described further below in conjunction with specific embodiment.
Figure 2 shows that of the present invention anticreep and the charge circuit schematic diagram.
In sum, CPU can make full use of solar power by detecting the anticreep and charge circuit of voltage (A point and B point among the figure) on solar panel and the farad capacitor, utilizes solar power that farad capacitor is charged with the highest efficient.
In side circuit, D1 adopts the fast diode of low pressure drop.K1 adopts high-power V MOS or TMOS field effect transistor, or the transistor of other types.When DC-DC (DC/DC) translation circuit was worked, C1 was used for the voltage at steady solar panel two ends.CPU can adopt the MAC 7100 of U.S.'s Freescale.
Figure 3 shows that electric machine control of the present invention and driving circuit schematic diagram.
With anticreep similar with charge circuit, inductance L 2, electronic switch K3 and D3 form current pump formula DC-DC (DC/DC) translation circuit.
CPU obtains magnitude of voltage on farad capacitor and the DC machine by detecting C and D point, and controls conducting and the cut-out of K2 and K3 according to driver's setting (speed of a motor vehicle).
Magnitude of voltage on farad capacitor is when higher, and K3 disconnects, and K2 is with the rotating speed of PWM (pulse width modulation mode) control DC machine.Wherein D2 has been the diode of afterflow protection usefulness.
When the magnitude of voltage on farad capacitor was relatively lower, CPU control K2 was in conducting state, and K3 is with the rotating speed of PWM and/or PFM (pulse frequency modulation mode) control DC machine.
Therefore, CPU detection C and D point obtain the magnitude of voltage on farad capacitor and the DC machine, provide the suitable control signal of K2 and K3, make battery-driven car travel by driver's the speed that is provided with, and utilize the energy of farad capacitor storage efficiently, fully.
In side circuit, K2 and K3 adopt high-power V MOS or TMOS field effect transistor, or the transistor of other types.D2 and D3 adopt fast diode.
Figure 3 shows that system circuit diagram of the present invention.K5, K6, D4, D5 and L3 form current pump formula DC-DC (DC/DC) translation circuit.K4 is the mode of operation master cock of system.C3 is used for the voltage at steady solar panel two ends.The effect of capacitor C 4 is output voltages of smoothing circuit and absorbs the instantaneous high pressure that DC machine produces.
When K4 is in set, system works is at motoring condition, and CPU detection E and G point obtain the magnitude of voltage on farad capacitor and the DC machine, give K5 and the suitable control signal of K6, make battery-driven car travel, and utilize the energy of farad capacitor storage efficiently, fully by driver's the speed that is provided with.
If sunlight is stronger, even battery-driven car is in and travels, the electric energy of solar panel output directly is charged in the farad capacitor by D3.
When K4 is in position " 2 ", system works is utilizing solar power to the electrically-charged state of farad capacitor, CPU gives K5 and the suitable control signal of K6 by the voltage (F point and E point among the figure) that detects on solar panel and the farad capacitor, can make full use of solar power, utilize solar power that farad capacitor is charged with the highest efficient.
In circuit, D4, D5 and D6 adopt the fast diode of low pressure drop.K5 and K6 adopt high-power V MOS or TMOS field effect transistor, or the transistor of other types.Telltale can adopt dot matrix or character formula LCD (liquid crystal) telltale.
Claims (9)
1, can utilize the power system of the farad capacitor battery-driven car of solar power, it is characterized in that: described power system adopts farad capacitor as main energy storage component, solar panel charges to the farad capacitor as main energy storage component by anticreep and charge circuit, also can pass through the alternating current 220V charge circuit to the farad capacitor fast charge with common civil power, farad capacitor drives the DC machine work of battery-driven car by electric machine control and driving circuit, CPU controls work anticreep and charge circuit and electric machine control and driving circuit according to the parameter in the detecting power system with peak efficiency ground, and data in the detecting power system and parameter, driver's the state that is provided with shows on telltale.
2, power system according to claim 1 is characterized in that: described power system adopts farad capacitor as main energy storage component.
3, power system according to claim 1 is characterized in that, described power system adopts solar power as the main charging energy.
4, power system according to claim 1 is characterized in that, described power system adopts common civil power as the fast charge energy.
5, power system according to claim 1 is characterized in that, solar panel charges to farad capacitor by anticreep and charge circuit in the described power system.Anticreep and charge circuit is made of current pump formula DC-DC (DC/DC) translation circuit.
6, power system according to claim 1 is characterized in that, farad capacitor drives the DC machine work of battery-driven car in the described power system by electric machine control and driving circuit.Electric machine control and driving circuit are made of current pump DC-DC (DC/DC) translation circuit of adjustable voltage stabilizing output form.
7, power system according to claim 1 is characterized in that, passes through the alternating current 220V charge circuit to the farad capacitor fast charge with common civil power in the described power system.
8, power system according to claim 1 is characterized in that, CPU controls work anticreep and charge circuit and electric machine control and driving circuit according to the parameter in the detecting power system with peak efficiency ground.
9, power system according to claim 1 is characterized in that, the state that is provided with that CPU detects data in the power system and parameter, driver shows on telltale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200510016445XA CN1775585A (en) | 2005-11-28 | 2005-11-28 | Power system of farudic capacitance electric vehicle capable of utilizing solar energy |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200510016445XA CN1775585A (en) | 2005-11-28 | 2005-11-28 | Power system of farudic capacitance electric vehicle capable of utilizing solar energy |
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| CN1775585A true CN1775585A (en) | 2006-05-24 |
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| CNA200510016445XA Pending CN1775585A (en) | 2005-11-28 | 2005-11-28 | Power system of farudic capacitance electric vehicle capable of utilizing solar energy |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008046250A1 (en) * | 2006-10-19 | 2008-04-24 | Lijun Xuan | A capacitor energy-stored wristwatch without batteries |
| CN101797895A (en) * | 2009-02-11 | 2010-08-11 | 微宏动力系统（湖州）有限公司 | Electric energy power system |
| CN101345433B (en) * | 2007-07-12 | 2011-05-18 | 漳州市麒麟电子有限公司 | Solar energy and commercial power hybrid power supply apparatus and its power supply process |
| CN102501778A (en) * | 2012-01-06 | 2012-06-20 | 湖南南车时代电动汽车股份有限公司 | Extended-range electric vehicle energy distribution method based on dual-voltage composite energy storage system |
| CN103872911A (en) * | 2014-03-27 | 2014-06-18 | 南京西普尔科技实业有限公司 | Super-capacitor controller capable of adjusting power |
| CN105501379A (en) * | 2015-05-04 | 2016-04-20 | 辽宁科技学院 | Detachable complementary-charging super capacitance mobility scooter electric control device |
-
2005
- 2005-11-28 CN CNA200510016445XA patent/CN1775585A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008046250A1 (en) * | 2006-10-19 | 2008-04-24 | Lijun Xuan | A capacitor energy-stored wristwatch without batteries |
| CN101345433B (en) * | 2007-07-12 | 2011-05-18 | 漳州市麒麟电子有限公司 | Solar energy and commercial power hybrid power supply apparatus and its power supply process |
| CN101797895A (en) * | 2009-02-11 | 2010-08-11 | 微宏动力系统（湖州）有限公司 | Electric energy power system |
| CN101797895B (en) * | 2009-02-11 | 2012-09-05 | 微宏动力系统（湖州）有限公司 | Electric energy power system, electric vehicle, ship and airplane using the electric energy power system |
| CN102501778A (en) * | 2012-01-06 | 2012-06-20 | 湖南南车时代电动汽车股份有限公司 | Extended-range electric vehicle energy distribution method based on dual-voltage composite energy storage system |
| CN103872911A (en) * | 2014-03-27 | 2014-06-18 | 南京西普尔科技实业有限公司 | Super-capacitor controller capable of adjusting power |
| CN103872911B (en) * | 2014-03-27 | 2016-04-13 | 南京西普尔科技实业有限公司 | Super capacitor power-adjustable controller |
| CN105501379A (en) * | 2015-05-04 | 2016-04-20 | 辽宁科技学院 | Detachable complementary-charging super capacitance mobility scooter electric control device |
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