CN102594020A - Braking energy recovery power generation system for electric bicycle - Google Patents
Braking energy recovery power generation system for electric bicycle Download PDFInfo
- Publication number
- CN102594020A CN102594020A CN2012100782688A CN201210078268A CN102594020A CN 102594020 A CN102594020 A CN 102594020A CN 2012100782688 A CN2012100782688 A CN 2012100782688A CN 201210078268 A CN201210078268 A CN 201210078268A CN 102594020 A CN102594020 A CN 102594020A
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- electric bicycle
- alternating current
- generator
- storage battery
- bevel gear
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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
- Y02T10/64—Electric machine technologies in electromobility
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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
- Y02T10/72—Electric energy management in electromobility
Abstract
The invention relates to a braking energy recovery power generation system for an electric bicycle. The system comprises a front rim of the electric bicycle, bevel gears, an alternating current excited generator, a voltage controller, a silicon rectifier, a storage battery and the like, wherein the front rim is connected with the alternating current excited generator fixed on a front fork of the electric bicycle through the bevel gears; a rotor of the alternating current excited generator can be driven by the rotation of the front rim to rotate; and when braking is required, the alternating current excited generator starts generating power, generated alternating current is rectified into direct current by the silicon rectifier, and the storage battery is charged by the direct current. Therefore, surplus energy generated by the braking process of the electric bicycle is converted into electric energy which is stored in the storage battery in a chemical energy form for use when required.
Description
Technical field
The present invention relates to a kind of system of electric bicycle self power generation, relate in particular to a kind of electric energy that can the excess energy of braking procedure be converted into the system of chemical energy stores in storage battery.
Technical background
Past, domestic electric bicycle unitary pin gauge mould reached nearly 1.5 hundred million scale, nearly 60,000,000,000 yuan of industry annual value of production during the decade.2011, electric bicycle industry output reached 2,600 ten thousand.
Electric bicycle uses the energy of this cleaning of electric energy, can effectively reduce the pollution that city internal cause vehicle exhaust causes, and is a kind of vehicles of very environmental protection near-zero discharging.Than bicycle, electric bicycle can be saved manpower; Than motorcycle, the electric bicycle simple structure is light, easy operating, and the speed of a motor vehicle is moderate, and the colony that is fit to all age group uses.
Because of above advantage, electric bicycle enters into daily life rapidly, and is nowadays quite universal.Yet people have also found the drawback of many electric bicycles, and this has also badly influenced the rapid growth of electric bicycle industry.At first, the batteries to store energy of electric bicycle is limited, can't continue to go after the electric weight deficiency; Secondly, the charging process of storage battery is also quite very long, wastes the more time.
Therefore, if can let the excess energy of electric bicycle braking procedure be converted into electric energy again, can improve the distance of going of electric bicycle greatly.
Existing solution mainly contains two kinds:
1, utilizes the wheel hub motor of electric bicycle to generate electricity and be the electric bicycle charging.Its weak point is that generating efficiency generating efficiency with respect to the excitation alternating current generator of wheel hub motor is too low; And output voltage is too low; Must there be the special equipment that boosts just can be charge in batteries; And the prior electric bicycle does not possess the equipment of boosting, thereby charge efficiency is extremely low.
2, generator is installed on electric bicycle.Though on generating efficiency, improved, existing technology all lacks a kind of control mode effectively, can not solve the electric bicycle resistance problem that generator is brought in the time need not generating electricity.And the layout of generator is more complicated also, and is bigger to the change of existing electric bicycle.
Summary of the invention
The technical problem that solves
The purpose of this invention is to provide a kind of electric bicycle electricity generation system, with the excess energy of electric bicycle braking procedure be converted into electric energy with the chemical energy stored in form in storage battery, to improve the utilance of batteries to store energy.
Technical scheme:
A kind of electric bicycle braking energy reclaims electricity generation system, comprises front fork 0, front rim 1, storage battery 21, it is characterized in that also comprising wheel hub bevel gear 2, generator bevel gear 3, excitation alternating current generator 4, voltage regulator 17, silicon rectifier 13; Excitation alternating current generator 4 is fixed on the electric bicycle front fork 0, and generator bevel gear 3 is installed on the main shaft of excitation alternating current generator 4; Wheel hub bevel gear 2 fixing with front rim 1 on, generator bevel gear 3 and 2 engagements of wheel rim bevel gear; Insert after the excitation winding of excitation alternating current generator 4 and voltage transfer machine 17 to link and insert storage battery 21 after storage battery 21, three phase windings connect silicon rectifier 13.
Between voltage regulator 17 and storage battery 21, be connected to brake cut-off switch 19.
Beneficial effect
1, can make full use of the electric bike battery energy stored, the excess energy of electric bicycle braking procedure is converted into power storage in storage battery, increase the distance of going of electric bicycle;
2, generator adopts the excitation-type alternating current generator, can be through the size of control generator excitation winding current and then the height of control generator output voltage.In electric bicycle low speed, can increase exciting current output voltage is raise, can reduce exciting current during high speed output voltage is reduced.When the electric bicycle cruising, the excitation winding of excitation alternating current generator can galvanization, and the rotor of generator can not produce magnetic field like this, thereby can not bring resistance for the electric bicycle cruising;
3, alternating current generator is installed on the front fork of electric bicycle, can not cause too big change to the conventional electric-powered bicycle structure, is fit to the actual production repacking;
Preferentially take the power generating type braking when 4, electric bicycle is braked, when the need brake hard, start mechanical braking.
Description of drawings:
Fig. 1 is a structural representation of the present invention;
Fig. 2 is a circuit diagram of the present invention.
Among the figure: 0 front fork, 1 front rim, 2 wheel hub bevel gears, 3 generator bevel gears, 4 excitation alternating current generators; 5 generator output wiring terminals, 6 generator output wiring terminals, 7 generator output wiring terminals, 8 generator excitation winding connection posts, 9 generator excitation winding connection posts; 10 silicon rectifier lead-in clamps, 11 silicon rectifier lead-in clamps, 12 silicon rectifier lead-in clamps, 13 silicon rectifiers; 14 silicon rectifier output wiring terminals, 15 silicon rectifier output wiring terminals, 16 voltage regulator binding posts, 17 voltage regulators; 18 voltage regulator binding posts, 19 brake cut-off switchs, 20 electric bicycle master switchs, 21 storage batterys.
Embodiment:
Show like Fig. 1; Wheel hub bevel gear 2 and 3 engagements of generator bevel gear; Wherein bevel gear 2 is fixed on above the electric bicycle front rim 1; Can rotate with front rim, generator bevel gear 3 is installed on the line shaft of excitation alternating current generator 4, and the excitation alternating current generator is fixed on above the front fork of electric bicycle.The inner excitation winding two ends lead-in wire of excitation alternator rotor is welded on respectively on two collector rings insulated from each other; Two collector rings contact with brush on being contained in bonnet; The binding post that these two brushes are drawn is respectively the generator excitation winding connection post 8 among the figure, generator excitation winding connection post 9.
Three phase windings of excitation alternator frame are drawn binding post and are respectively generator output wiring terminal 5, generator output wiring terminal 6, generator output wiring terminal 7.
Generator output wiring terminal 5; The lead-in wire of generator output wiring terminal 6 and generator output wiring terminal 7 respectively with silicon rectifier lead-in clamp 10; Silicon rectifier lead-in clamp 11; Silicon rectifier lead-in clamp 12 links, and silicon rectifier output wiring terminal 14 lead-in wires converge the back with generator excitation winding connection post 9 lead-in wires and insert battery terminal negative.
Generator excitation winding connection post 8 lead-in wires link with voltage regulator binding post 16; Voltage regulator binding post 18 lead-in wires link with brake cut-off switch 19; Brake switch goes between out and converges the back with silicon rectifier output wiring terminal 15 lead-in wire and link with electric bicycle master switch 20, and the electric bicycle master switch goes between out and inserts battery positive voltage.
Brake cut-off switch 19 is installed on the electric bicycle brake lever, and when the tension brake lever, the contact of brake cut-off switch unclamps, and the brake cut-off switch just transfers closure to by normally open.
Regulate the brake of electric bicycle, make Brake handle leave certain (as 10%) activity surplus, the tension brake lever can not start mechanical brake in this activity margin.
Operation principle of the present invention is following:
When electric bicycle uses, open master switch 20 with key, even master switch 20 is in closure state;
During cruising, because brake cut-off switch 19 is in normally open, the excitation winding of excitation alternating current generator does not have electric current and flows through, thereby can not produce magnetic field, brings resistance can for the cruising of electric bicycle.
Brake lever tension and in not arriving activity surplus (10%) scope the time; Electric bicycle brake cut-off switch 19 closures; The generator excitation winding begins to have electric current to pass through by storage battery power supply; The electric bicycle front rim drives the excitation alternator rotor through bevel gear and rotates, and the excitation alternating current generator begins to produce that to be integrated into direct current behind the alternating current entering silicon rectifier be charge in batteries like this.When the excitation alternator output voltage was lower than storage battery, at this moment the voltage regulator with the excitation winding series connection passed through to regulate the exciting current that increases excitation winding, increases the output voltage of excitation alternating current generator, and stable is charge in batteries.In this process, mechanical braking can not start, and the excess energy with braking procedure is converted into power storage fully;
When the brake lever tension surpassed the activity surplus of setting, this moment, mechanical braking just can start, and dynamic brake is simultaneously also being carried out, and the two is worked simultaneously, slows down rapidly;
End of braking is unclamped brake lever, and brake cut-off switch 19 breaks off, and the electric current of excitation winding is cut off, and generator quits work, and electric bicycle begins cruising.
Claims (2)
1. an electric bicycle braking energy reclaims electricity generation system; Comprise front fork [0], front rim [1], storage battery [21], it is characterized in that also comprising wheel hub bevel gear [2], generator bevel gear [3], excitation alternating current generator [4], voltage regulator [17], silicon rectifier [13]; Excitation alternating current generator [4] is fixed on the electric bicycle front fork [0], and generator bevel gear [3] is installed on the main shaft of excitation alternating current generator [4]; Wheel hub bevel gear [2] fixing with front rim [1] on, generator bevel gear [3] and wheel rim bevel gear [2] engagement; The excitation winding of excitation alternating current generator [4] and voltage insert storage battery [21] after transferring machine [17] to link, and three phase windings connect silicon rectifiers [13] back and insert storage battery [21].
2. electric bicycle braking energy according to claim 1 reclaims electricity generation system, it is characterized in that between voltage regulator [17] and storage battery [21], being connected to brake cut-off switch [19].
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100782688A CN102594020A (en) | 2012-03-22 | 2012-03-22 | Braking energy recovery power generation system for electric bicycle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100782688A CN102594020A (en) | 2012-03-22 | 2012-03-22 | Braking energy recovery power generation system for electric bicycle |
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| CN102594020A true CN102594020A (en) | 2012-07-18 |
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| CN2012100782688A Pending CN102594020A (en) | 2012-03-22 | 2012-03-22 | Braking energy recovery power generation system for electric bicycle |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104986275A (en) * | 2015-08-12 | 2015-10-21 | 重庆大学 | Bicycle capable of recycling brake energy |
| CN105235795A (en) * | 2015-11-16 | 2016-01-13 | 广东工业大学 | Intelligent bicycle braking energy recovery device based on electrical machine electricity generation |
| CN105262279A (en) * | 2015-11-05 | 2016-01-20 | 谢益伟 | Wheel-type vehicle running energy recovery device |
| CN105253239A (en) * | 2015-09-29 | 2016-01-20 | 重庆大学 | Bicycle and brake apparatus thereof |
| CN107499261A (en) * | 2017-09-28 | 2017-12-22 | 湖北文理学院 | Automotive braking energy recovering device and energy-saving automobile |
| CN111469673A (en) * | 2020-05-06 | 2020-07-31 | 仙居夏朗新能源科技有限公司 | Electric vehicle brake device capable of recovering energy |
| CN112728438A (en) * | 2020-12-01 | 2021-04-30 | 江西瑞隆照明科技有限公司 | It is outdoor with portable LED down lamp that multiple mode charges |
| CN116131421A (en) * | 2023-01-17 | 2023-05-16 | 中国长江电力股份有限公司 | System and method for converting braking energy of hydroelectric generating set into black start power supply |
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| CN201410888Y (en) * | 2009-06-12 | 2010-02-24 | 唐德修 | Power generating device used in automobile braking |
| CN201841967U (en) * | 2010-10-18 | 2011-05-25 | 益阳市鹏程科技发展有限公司 | Motor vehicle brake energy recycle control device |
| CN202088906U (en) * | 2011-01-12 | 2011-12-28 | 枣庄学院 | Energy recovery system for electric vehicle |
| CN202573844U (en) * | 2012-03-22 | 2012-12-05 | 西北工业大学 | Braking energy recycling and generating system of electric bicycle |
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2012
- 2012-03-22 CN CN2012100782688A patent/CN102594020A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US20080185194A1 (en) * | 2007-02-02 | 2008-08-07 | Ford Global Technologies, Llc | Hybrid Vehicle With Engine Power Cylinder Deactivation |
| CN201410888Y (en) * | 2009-06-12 | 2010-02-24 | 唐德修 | Power generating device used in automobile braking |
| CN201841967U (en) * | 2010-10-18 | 2011-05-25 | 益阳市鹏程科技发展有限公司 | Motor vehicle brake energy recycle control device |
| CN202088906U (en) * | 2011-01-12 | 2011-12-28 | 枣庄学院 | Energy recovery system for electric vehicle |
| CN202573844U (en) * | 2012-03-22 | 2012-12-05 | 西北工业大学 | Braking energy recycling and generating system of electric bicycle |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104986275A (en) * | 2015-08-12 | 2015-10-21 | 重庆大学 | Bicycle capable of recycling brake energy |
| CN105253239A (en) * | 2015-09-29 | 2016-01-20 | 重庆大学 | Bicycle and brake apparatus thereof |
| CN105262279A (en) * | 2015-11-05 | 2016-01-20 | 谢益伟 | Wheel-type vehicle running energy recovery device |
| CN105235795A (en) * | 2015-11-16 | 2016-01-13 | 广东工业大学 | Intelligent bicycle braking energy recovery device based on electrical machine electricity generation |
| CN107499261A (en) * | 2017-09-28 | 2017-12-22 | 湖北文理学院 | Automotive braking energy recovering device and energy-saving automobile |
| CN107499261B (en) * | 2017-09-28 | 2023-11-24 | 湖北文理学院 | Automobile braking energy recovery device and energy-saving automobile |
| CN111469673A (en) * | 2020-05-06 | 2020-07-31 | 仙居夏朗新能源科技有限公司 | Electric vehicle brake device capable of recovering energy |
| CN112728438A (en) * | 2020-12-01 | 2021-04-30 | 江西瑞隆照明科技有限公司 | It is outdoor with portable LED down lamp that multiple mode charges |
| CN116131421A (en) * | 2023-01-17 | 2023-05-16 | 中国长江电力股份有限公司 | System and method for converting braking energy of hydroelectric generating set into black start power supply |
| CN116131421B (en) * | 2023-01-17 | 2024-02-13 | 中国长江电力股份有限公司 | System and method for converting braking energy of hydroelectric generating set into black start power supply |
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Application publication date: 20120718 |