CN101521403A - Electric power device of vehicle - Google Patents
Electric power device of vehicle Download PDFInfo
- Publication number
- CN101521403A CN101521403A CN200910000433A CN200910000433A CN101521403A CN 101521403 A CN101521403 A CN 101521403A CN 200910000433 A CN200910000433 A CN 200910000433A CN 200910000433 A CN200910000433 A CN 200910000433A CN 101521403 A CN101521403 A CN 101521403A
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- China
- Prior art keywords
- electrical appliance
- battery
- vehicle
- generator
- power inverter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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- 238000002485 combustion reaction Methods 0.000 claims abstract description 9
- 230000009183 running Effects 0.000 claims abstract description 4
- 230000005611 electricity Effects 0.000 claims description 10
- 230000009466 transformation Effects 0.000 claims description 10
- 230000001131 transforming effect Effects 0.000 abstract 1
- 230000000052 comparative effect Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 238000007600 charging Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Classifications
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- 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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- 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
-
- 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
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/92—Energy efficient charging or discharging systems for batteries, ultracapacitors, supercapacitors or double-layer capacitors specially adapted for vehicles
Landscapes
- Power Conversion In General (AREA)
- Control Of Charge By Means Of Generators (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The present invention provides a small-sized, light-duty electric power device. The electric power device of vehicle (10) comprises: an AC generator (12) driven by a internal combustion engine (11) mounted on the vehicle to generate power; a power converter (13) commuting current from the generator and transforming voltage; an electric appliance (14) using a portion of the current converted by the power converter; a battery (15) storing a portion of the current converted by the power converter; a switching section (20) receiving running information whether the generator is in operating state, communicating the power converter and the appliance and stopping the communication between the battery and the appliance when it is in generating state, stopping the communication between the power converter and the appliance and communicating the battery and the appliance when it is not in generating state. Thereby reducing cost of power device and reducing size of the generator and the power converter.
Description
Technical field
The present invention relates to a kind of electric device that is applicable to vehicle with idling hold function.
Background technology
So-called idling hold function is meant when former because of wait for traffic lamp etc. thereby when stopping, and kills engine with the function of minimizing fuel consumption.In recent years, this function is adopted by numerous vehicles.
For vehicle power source device, people have proposed the scheme that multiple and above-mentioned idling hold function adapts (with reference to patent documentation 1: Japanese patent of invention open communique spy open 2006-67644 number).
In this patent documentation 1, as shown in Figure 1 in this patent gazette, its supply unit also has first battery 2, second battery 4 and controller 6 except that having generator 1, power inverter 5 and electrical appliance 3.And, when vehicle is in idle stop state, be electrical appliance 3 power supplies by first battery 2 earlier, be electrical appliance 3 power supplies next by first battery 2 and second battery 4, be electrical appliance 3 power supplies by second battery 4 more afterwards.
During technical scheme in adopting this patent documentation 1, because preferential 4 on first battery, 2, the second batteries of using use as first the replenishing of battery 2.Therefore, can do second battery 4 small and light.
But,, then can increase and be used to install the space of battery and the expense of buying battery if when disposing two batteries in this manner.In addition, also can increase the quantity of distribution.
Especially on the angle of installing space, the way that two batteries are installed on small-sized two-wheeled motorcycle is very not gratifying.
In addition, in order to reach the purpose of miniaturization, wish to do generator and power inverter as far as possible little.
Therefore need a kind of supply unit (electric device) that is applicable to small-sized two-wheeled motorcycle.
Summary of the invention
The object of the present invention is to provide a kind of small-sized, light-duty electric power device.
In the electric device of the vehicle that technical scheme 1 is recorded and narrated, comprising: generator, it is generated electricity by the internal combustion engine drive that is installed on the vehicle; Power inverter, it carries out rectification, transformation to the electric energy that this generator produces; Electrical appliance, a part of electric energy after this power inverter rectification, transformation is imported this electrical appliance, is its power supply; Battery, another part electric energy after power inverter rectification, transformation is imported this battery and is stored by it; Switching part, it receives the running signal whether generator is in generating state, when alternating current generator is in generating state, make between power inverter and the electrical appliance and conduct, and make that electricity ends between battery and the electrical appliance, when alternating current generator is in non-generating state, make that electricity ends between power inverter and the electrical appliance, conduct and make between battery and the electrical appliance.
In the invention that technical scheme 2 is recorded and narrated, power inverter has the halfwave rectifier part, in the composition after the halfwave rectifier, and positive half cycle composition input electrical appliance, negative half period composition input battery, perhaps the negative half period composition is imported electrical appliance, positive half cycle composition input battery.
In the invention that technical scheme 3 is recorded and narrated, electrical appliance is a car light.
In the invention that technical scheme 4 is recorded and narrated, the non-generating state of generator is the idle stop state of vehicle.
[invention effect]
According to the structure that adopts technical scheme 1, positive half cycle in the halfwave rectifier composition that power inverter is exported is used to powered battery, negative half period to be used to the electrical appliance power supply, or negative half period is that powered battery, positive half cycle are the electrical appliance power supply, like this, after vehicle becomes idle stop state, can be the electrical appliance power supply by battery, so, no matter whether vehicle is in idle stop state, can power constantly to electrical appliance, simultaneously, do not need large-scale generator and power inverter yet, therefore be specially adapted to dilly.
In technical scheme 2, adopt the power inverter of halfwave rectifier formula.Can adopt like this to obtain easily and cheap single phase half wave rectification, current cut-off type voltage regulator, thereby can reach the purpose that the cost of power inverter is reduced and makes its miniaturization.
In addition, compare with single-phase full wave rectification, current bypass type voltage regulator and three phase full wave rectification, current bypass type voltage regulator, load when the characteristics of single phase half wave rectification, current cut-off type voltage regulator are generating is lower, and the mechanical loss (frictionloss) that promptly is converted into vehicle is less.That is to say, use single phase half wave rectification, current cut-off type voltage regulator, can reduce the load of internal combustion engine, help reducing the fuel consumption of vehicle.
According to the structure of technical scheme 3,, can guarantee that also car light lights even when vehicle idling stops.
According to the structure of technical scheme 4, vehicle also can carry out control corresponding when idle stop state.
Description of drawings
Fig. 1 is the basic block diagram of the electric device of vehicle of the present invention.
Fig. 2 is the output waveform figure of power inverter.
Fig. 3 is the action specification figure under the generating state.
Fig. 4 is the action specification figure under the non-generating state.
(a) is the structure chart of comparative example among Fig. 5, (b) is the structure chart of embodiment.
Fig. 6 is the structure chart of another one comparative example.
[symbol description]
10: the electric device of vehicle, 11: internal combustion engine, 12: generator (alternating current generator), 13: power inverter, 14: electrical appliance, 15: battery, 20: switching part, 21:A contact, 22:B contact, 23: relay, 24: control part
Embodiment
With reference to the accompanying drawings preferred implementation of the present invention is described.
Fig. 1 represents the basic block diagram of the electric device of vehicle of the present invention, and the electric device 10 of vehicle comprises: alternating current generator 12, and it is generated electricity by internal combustion engine 11 drivings that are installed on the vehicle; Power inverter 13, it carries out rectification, transformation to the electric energy that this alternating current generator 12 produces; Electrical appliance 14, a part of electric energy after power inverter 13 rectifications, transformation are imported this electrical appliance 14 by its use; Battery 15, another part electric energy input battery 15 after power inverter 13 rectifications, transformation is by its storage; Switching part 20, it receives the driving information whether alternating current generator 12 is in generating state, when alternating current generator 12 is in generating state, make between power inverter 13 and the electrical appliance 14 and conduct, and make that electricity ends between battery 15 and the electrical appliance 14, when alternating current generator 12 was in non-generating state, switching part 20 made that electricity ends between power inverter 13 and the electrical appliance 14, conducts and make between battery 15 and the electrical appliance 14.
Switching part 20 for example has relay 23 and control part 24, and wherein, the A contact 21 of relay 23 links to each other with battery 15, and B contact 22 links to each other with the output of power inverter 13, and control part 24 is controlled this relay 23 according to transport condition.
What Fig. 2 represented is the output waveform figure of power inverter 13, is used for charging from the positive half cycle of the alternating current of alternating current generator 12 output, and the composition of negative half period is electrical appliance 14 power supplies.Owing to utilize sinusoidal wave positive half cycle to charge, so be called as halfwave rectifier.
Next, the effect of the electric device of vehicle is as constituted above described.
Fig. 3 represents the action specification figure under the generating state, when internal combustion engine 11 is in transport condition (mark zero), and alternating current generator 12 generatings.The electric energy that alternating current generator 12 sends obtains handling (with reference to Fig. 2) at power inverter 13 places, alternately produce along arrow (1) and the mobile electric current of arrow (2) direction.That is, the electric current of the positive half cycle after the halfwave rectifier shown in Figure 2 flow to A contact 21, and the electric current of negative half period flow to B contact 22.Along the electric current of arrow (1) is battery 15 chargings, is electrical appliance 14 power supplies along the electric current of arrow (2).Because the switching interval between the electric current of arrow (1) and the electric current of arrow (2) is very short, so charging and power supply are almost carried out continuously.
When vehicle is in the state of wait for traffic lamp, enter into idle stop mode, alternating current generator 12 becomes non-generating state from generating state.Whether vehicle enters into idle stop state, according to the information of outputs such as not shown vehicle speed sensor, is judged by control part 24.When carrying out this mode switch, before alternating current generator 12 cut out, control part 24 made relay 23 actions, and movable contact is switched to A contact 21 (along arrow (3)).After this action is by describing among next width of cloth figure.
Fig. 4 represents the action specification figure under the non-generating state, because A contact 21 is in on-state with electrical appliance 14, so shown in arrow (4), (5), be electrical appliance 14 power supplies by battery 15.If electrical appliance 14 is headlamps, even when idling stops, also it can being lighted so.When idle stop mode is removed, when internal combustion engine 11 turns round once more, as shown in Figure 3, charged once more and by the process of power inverter 13 for electrical appliance 14 power supplies.
Next, with when idling stops not to the situation of electrical appliance power supply as a comparative example and the embodiment among the present invention compare, their difference is described.
Fig. 5 represents to publish the structure chart of comparative example and embodiment, and wherein in the comparative example shown in (a), electric device 100 comprises: alternating current generator 112, and it is generated electricity by internal combustion engine 111 drivings that are installed on the vehicle; Power inverter 113, it carries out rectification, transformation to the electric energy that this alternating current generator 112 produces; Electrical appliance 114, the one part of current input electrical appliance 114 after power inverter 113 conversion is its power supply; Battery 115, another part electric current input battery 115 after power inverter 113 conversion is by its storage.
When alternating current generator 112 is in generating state, constantly to electrical appliance 114 and battery 115 power supplies.If electrical appliance 114 is a headlamp, headlamp can continue to light so.On the other hand, because the alternating current generator 112 when idling stops to be non-generating state, so not to electrical appliance 114 and battery 115 power supplies.Therefore, headlamp extinguishes.
Different therewith is, among the embodiment shown in (b), because of control part 24 switches to movable contact on the A contact 21, is electrical appliance 14 power supplies by battery 15 among Fig. 5, keep headlamp continue light.That is, in the embodiment shown in (b),, can power constantly to electrical appliances such as headlamps no matter whether be in idle stop state.
For the effect to the electric device among the present invention illustrates in further detail, figure 6 illustrates another comparative example.
What Fig. 6 represented is another comparative example, and wherein the output of power inverter 113 links to each other with battery 115 with electrical appliance 114.Adopt this structure, when generator 112 runnings, the electric energy of its generation is imported into electrical appliance 114 and battery 115 through power inverter 113, on the other hand, when vehicle was in idle stop state, the electric current that flows out from battery 115 was imported into electrical appliance 114, so, no matter whether be in idle stop state, can power constantly to electrical appliance 114.
But, for the structure shown in Fig. 6, because the output of power inverter 113 links to each other with battery pack 115 with electrical appliance 114 simultaneously, so, the electric weight that provides for these loads is inevitable bigger, can cause generator 112 maximization that becomes like this, and require power inverter 113 to have larger capacity, therefore can produce the problem of weight and cost aspect.
Different therewith is, in structure of the present invention, because of the positive half cycle composition after the halfwave rectifier of power inverter 113 outputs offers battery 115, the negative half period composition offers electrical appliance 114, after becoming idle stop state, can be electrical appliance 114 power supplies by battery 115, so, no matter whether be in idle stop state, can be electrical appliance 114 continued powers, simultaneously, can not cause the maximization of generator 112 and power inverter 113, so, be specially adapted to dilly.
And,, only need in the structure of (a), to add the structure that switching part 20 can obtain (b) as (a) among Fig. 5 with (b).Electric device 100 among Fig. 5 shown in (a) is the inexpensive devices that generally adopts in small-sized two-wheeled motorcycle.Can obtain electric device 10 shown in (b) among Fig. 5 owing to only need on this electric device 100, to add switching part 20, so the electric device 10 among the present invention extremely is easy to make and is with low cost.
In addition, though the electric device among the present invention is applicable to small-sized two-wheeled motorcycle, also be applicable to medium-sized two-wheeled motorcycle, large-scale two-wheeled motorcycle, three-wheeled motor car, four-wheel automobile etc.In addition, also can use comprising on the general vehicle of working truck.
Electric device among the present invention is suitable for small-sized two-wheeled motorcycle most and uses.
Claims (4)
1. the electric device of a vehicle is characterized in that, comprising: generator, and it is generated electricity by the internal combustion engine drive that is installed on the vehicle; Power inverter, it carries out rectification, transformation to the electric energy that this generator produces; Electrical appliance, a part of electric energy after this power inverter rectification, transformation is imported this electrical appliance, is its power supply; Battery, another part electric energy after described power inverter rectification, transformation is imported this battery and is stored by it; Switching part, it receives the running signal whether described generator is in generating state, when described alternating current generator is in generating state, make between described power inverter and the described electrical appliance and conduct, and make that electricity ends between described battery and the described electrical appliance, when described alternating current generator is in non-generating state, make that electricity ends between described power inverter and the described electrical appliance, conduct and make between described battery and the described electrical appliance.
2. the electric device of vehicle as claimed in claim 1, it is characterized in that, described power inverter has the halfwave rectifier part, in the composition after the halfwave rectifier, positive half cycle composition input electrical appliance, the negative half period composition is imported described battery, and perhaps the negative half period composition is imported electrical appliance, and positive half cycle composition is imported described battery.
3. the electric device of vehicle as claimed in claim 1 or 2 is characterized in that, described electrical appliance is a car light.
4. as the electric device of each described vehicle in the claim 1,2 or 3, it is characterized in that the non-generating state of described generator is the idle stop state of described vehicle.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008051395A JP5270931B2 (en) | 2008-02-29 | 2008-02-29 | Vehicle electrical equipment |
| JP2008-051395 | 2008-02-29 | ||
| JP2008051395 | 2008-02-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101521403A true CN101521403A (en) | 2009-09-02 |
| CN101521403B CN101521403B (en) | 2012-04-18 |
Family
ID=41081831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100004336A Expired - Fee Related CN101521403B (en) | 2008-02-29 | 2009-01-08 | Electric power device of vehicle |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5270931B2 (en) |
| CN (1) | CN101521403B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102985293A (en) * | 2010-07-15 | 2013-03-20 | 松下电器产业株式会社 | Power supply device for vehicle |
| CN104515060A (en) * | 2015-01-26 | 2015-04-15 | 李永红 | Self-generating LED motorcycle and electric-vehicle lamp |
| CN104972912A (en) * | 2015-06-12 | 2015-10-14 | 奇瑞汽车股份有限公司 | Vehicle-mounted power supply system |
| CN110015250A (en) * | 2018-01-09 | 2019-07-16 | 新巨企业股份有限公司 | Electric system for the vehicles |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3875421A (en) * | 1973-05-14 | 1975-04-01 | Needs Inc | Bicycle light system |
| JPH07227046A (en) * | 1994-02-09 | 1995-08-22 | Hitachi Ltd | Electronic equipment |
| JPH10313545A (en) * | 1997-05-08 | 1998-11-24 | Mitsuba Corp | Control circuit for charging battery and lighting lamp |
| JP3819557B2 (en) * | 1997-07-03 | 2006-09-13 | 本田技研工業株式会社 | Electric power supply control device for electric auxiliary vehicle |
| JP3783710B2 (en) * | 2003-11-04 | 2006-06-07 | 日産自動車株式会社 | Vehicle motor control apparatus and vehicle motor control method |
| JP4229025B2 (en) * | 2004-08-06 | 2009-02-25 | 日産自動車株式会社 | Battery pack capacity adjustment device |
| JP4258731B2 (en) * | 2004-08-24 | 2009-04-30 | 株式会社デンソー | Dual power supply vehicle power supply device |
-
2008
- 2008-02-29 JP JP2008051395A patent/JP5270931B2/en not_active Expired - Fee Related
-
2009
- 2009-01-08 CN CN2009100004336A patent/CN101521403B/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102985293A (en) * | 2010-07-15 | 2013-03-20 | 松下电器产业株式会社 | Power supply device for vehicle |
| CN104515060A (en) * | 2015-01-26 | 2015-04-15 | 李永红 | Self-generating LED motorcycle and electric-vehicle lamp |
| CN104972912A (en) * | 2015-06-12 | 2015-10-14 | 奇瑞汽车股份有限公司 | Vehicle-mounted power supply system |
| CN104972912B (en) * | 2015-06-12 | 2017-05-10 | 奇瑞汽车股份有限公司 | vehicle-mounted power supply system |
| CN110015250A (en) * | 2018-01-09 | 2019-07-16 | 新巨企业股份有限公司 | Electric system for the vehicles |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2009213206A (en) | 2009-09-17 |
| CN101521403B (en) | 2012-04-18 |
| JP5270931B2 (en) | 2013-08-21 |
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Granted publication date: 20120418 |
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