CN203645412U - A wireless electric power transmission system applied to an electric automobile - Google Patents
A wireless electric power transmission system applied to an electric automobile Download PDFInfo
- Publication number
- CN203645412U CN203645412U CN201320725038.6U CN201320725038U CN203645412U CN 203645412 U CN203645412 U CN 203645412U CN 201320725038 U CN201320725038 U CN 201320725038U CN 203645412 U CN203645412 U CN 203645412U
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- radio energy
- energy emitter
- electric automobile
- emitter
- transducer
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- Electric Propulsion And Braking For Vehicles (AREA)
- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
Abstract
The utility model brings forward a wireless electric power transmission system applied to an electric automobile. The system can utilize time slices at an electric automobile stop to carry out supplement on energy of a battery of the electric automobile, so that a continuous-voyage mileage of the electric automobile is prolonged, and the times of reaching a charging station for unified charging are reduced. The system comprises wireless electric power emitting apparatuses 3, a high frequency power switch, a wireless electric power reception apparatus and corresponding position sensors. The wireless electric power transmission system is characterized in that the wireless electric power reception apparatus is installed on a chassis of the electric automobile 1; the wireless electric power emitting apparatuses 3 are laid below road surfaces 4; the high frequency power switch is connected to the wireless electric power emitting apparatuses 3; and the position sensors detect the position of the wireless electric power emitting apparatus which the electric automobile is closest to and control the switch-on and the switch-off of the high frequency power switch so as to start the wireless electric power emitting apparatuses to carry out charging on the electric automobile.
Description
Technical field
The utility model relates to automatic rapid charging field, relates in particular to a kind of radio energy transmission system that is applied to electric automobile.
Background technology
The operation of the public big bus of society, make every effort to realize energy-conserving and environment-protective, so electric bus automobile arises at the historic moment, the technical characteristic of electric bus energy-conserving and environment-protective becomes to the support of city common-rail traffic the vehicles that enjoy high praise, but there is again another technical problem in this, the charging problem of electric bus is become again those skilled in the art and is needed badly the technical problem of solution
Utility model content
The utility model is intended at least solve the technical problem existing in prior art, has proposed to special innovation a kind of radio energy transmission system that is applied to electric automobile.
In order to realize above-mentioned purpose of the present utility model, the utility model provides a kind of radio energy transmission system that is applied to electric automobile, comprise, radio energy emitter (3), high frequency power switch and radio energy receiving system, and corresponding position transducer, its key is, radio energy receiving system is installed on electric automobile (1) chassis;
Described radio energy emitter (3) is layed in below, road surface (4);
Described high frequency power switch connects radio energy emitter, and position transducer detects the immediate radio energy launcher position of electric automobile, and controls high frequency power switch closure, starts radio energy emitter, and electric automobile is charged.
The described radio energy transmission system that is applied to electric automobile, preferably, described radio energy emitter (3) comprising: the first radio energy emitter, the second radio energy emitter and the 3rd radio energy emitter, described the first radio energy emitter is installed on the charging zone of entering the station, described the second radio energy emitter is installed on stop charging zone and described the 3rd radio energy emitter and is installed on departures charging zone, described the first radio energy emitter, the second radio energy emitter and the 3rd radio energy emitter are worked successively according to electric automobile present position, send radio energy signal, described high frequency power switch connects respectively the first radio energy emitter, the second radio energy emitter and the 3rd radio energy emitter, and control respectively the first radio energy emitter, the second radio energy emitter and the 3rd radio energy emitter break-make.
The described radio energy transmission system that is applied to electric automobile, preferably, described position transducer also comprises: primary importance transducer, second place transducer and the 3rd position transducer, described the first radio energy emitter connects primary importance transducer, the second radio energy emitter connects second place transducer and is connected the 3rd position transducer with the 3rd radio energy emitter, when electric automobile (1) is through entering the station charging zone, described primary importance transducer receives the positional information of electric automobile (1), reach setting threshold information, described primary importance transducer control the first radio energy emitter charges, when electric automobile (1) is through stopping charging zone, described second place transducer receives the positional information of electric automobile (1), reach setting threshold information, described second place transducer control the second radio energy emitter charges, when electric automobile (1) is through departures charging zone, described the 3rd position transducer receives the positional information of electric automobile (1), reach setting threshold information, described the 3rd position transducer control the 3rd radio energy emitter charges, each position transducer is controlled respectively corresponding radio energy emitter.
The described radio energy transmission system that is applied to electric automobile, preferred, described radio energy receiving system is radio energy receiving coil.
The described radio energy transmission system that is applied to electric automobile, preferred, described radio energy emitter (3) is radio energy transmission coil.
The described radio energy transmission system that is applied to electric automobile, preferred, described the first radio energy emitter, the second radio energy emitter and the 3rd radio energy emitter send coil by more than one radio energy respectively and form.
The described radio energy transmission system that is applied to electric automobile, preferred, described radio energy sends coil series connection or in parallel.
In sum, owing to having adopted technique scheme, the beneficial effects of the utility model are:
Between city bus station, distance travelled is generally 0.5-2 kilometer, the about 0.5-2 kilowatt hour of institute's energy requirement.By arrange 200 kilowatts of charge power emitters near bus stop, can makeup energy 1.6-2.2 kilowatt, meet electric bus continuation of the journey, bus continuously-running, without entering master station's charging or changing electricity, improves vehicle utilance;
Also can be used for the fixed line battery vehicle in scenic spot or factory;
This scheme battery capacity reduces 80%, greatly reduces costs; By in the district of entering the station, departures district and stop two, district low speed and stagnation of movement region arrange radio energy emitter, can improve emitter utilance, reduces the Installed capital cost of infrastructure.
Additional aspect of the present utility model and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present utility model.
Brief description of the drawings
Above-mentioned and/or additional aspect of the present utility model and advantage accompanying drawing below combination is understood becoming the description of embodiment obviously and easily, wherein:
Fig. 1 is the radio energy transmission system electric energy charging schematic diagram that the utility model is applied to electric automobile.
Embodiment
Describe embodiment of the present utility model below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Be exemplary below by the embodiment being described with reference to the drawings, only for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " longitudinally ", " laterally ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", orientation or the position relationship of instructions such as " outward " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of device or the element of instruction or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as restriction of the present utility model.
In description of the present utility model, unless otherwise prescribed and limit, it should be noted that, term " installation ", " being connected ", " connection " should be interpreted broadly, for example, can be mechanical connection or electrical connection, also can be the connection of two element internals, can be to be directly connected, and also can indirectly be connected by intermediary, for the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term.
As shown in Figure 1, the utility model provides a kind of radio energy transmission system that is applied to electric automobile, comprise, radio energy emitter 3, i.e. charging device 3 shown in figure, high frequency power switch and radio energy receiving system, and corresponding position transducer, its key is, radio energy receiving system is installed on electric automobile 1 chassis;
Described radio energy emitter 3 is layed in 4 belows, road surface, roadbed 5 tops;
Described high frequency power switch connects radio energy emitter, and position transducer detects the immediate radio energy launcher position of electric automobile, and controls high frequency power switch closure, starts radio energy emitter, and electric automobile is charged.
The described radio energy transmission system that is applied to electric automobile, preferably, described radio energy emitter 3 comprises: the first radio energy emitter, the second radio energy emitter and the 3rd radio energy emitter, described the first radio energy emitter is installed on the charging zone of entering the station, described the second radio energy emitter is installed on stop charging zone and described the 3rd radio energy emitter and is installed on departures charging zone, described the first radio energy emitter, the second radio energy emitter and the 3rd radio energy emitter are worked successively according to electric automobile present position, send radio energy signal, described high frequency power switch connects respectively the first radio energy emitter, the second radio energy emitter and the 3rd radio energy emitter, and control respectively the first radio energy emitter, the second radio energy emitter and the 3rd radio energy emitter break-make.
The described radio energy transmission system that is applied to electric automobile, preferably, described position transducer also comprises: primary importance transducer, second place transducer and the 3rd position transducer, described the first radio energy emitter connects primary importance transducer, the second radio energy emitter connects second place transducer and is connected the 3rd position transducer with the 3rd radio energy emitter, when electric automobile 1 is through entering the station charging zone, described primary importance transducer receives the positional information of electric automobile 1, reach setting threshold information, described primary importance transducer control the first radio energy emitter charges, when electric automobile 1 is through stopping charging zone, described second place transducer receives the positional information of electric automobile 1, reach setting threshold information, described second place transducer control the second radio energy emitter charges, when electric automobile 1 is through departures charging zone, described the 3rd position transducer receives the positional information of electric automobile 1, reach setting threshold information, described the 3rd position transducer control the 3rd radio energy emitter charges, each position transducer is controlled respectively corresponding radio energy emitter.
The described radio energy transmission system that is applied to electric automobile, preferred, described radio energy receiving system is radio energy receiving coil.
The described radio energy transmission system that is applied to electric automobile, preferred, described radio energy emitter 3 is radio energy transmission coil.
The described radio energy transmission system that is applied to electric automobile, preferred, described the first radio energy emitter, the second radio energy emitter and the 3rd radio energy emitter send coil by more than one radio energy respectively and form.
The described radio energy transmission system that is applied to electric automobile, preferred, described radio energy sends coil series connection or in parallel.
Wherein radio energy charging device and radio energy receiving system adopt fixing resonance frequency.Be not subject to coil coupling coefficient, the impact of load weight, system is operated in fixed frequency forever, has saved frequency tracking link, greatly reduces complexity and the cost of control system, and saves frequency bandwidth resource, reduces the interference to other circuit.Be not only applicable to static radio energy transmission system, the application in the dynamical system constantly changing at coupling coefficient has greater advantages.
FR soft switch.Exclusive system parameters tuning methods, makes high frequency power switching device under minimum cut-off current, realize no-voltage and opens and turn-off, and rectification side diode operation is at Zero Current Switch state, and switching loss is reduced to negligible stage.The realization of soft switch is irrelevant with coil coupling and loading condition, direct current to the energy conversion efficiency of high-frequency ac converter up to 99.5%.
Without extra-high pressure link.The high pressure that resonator system is produced carries out decentralized configuration, maximum potential difference in system is reduced greatly, thereby can use common voltage withstand class material, reduces system cost.
High efficiency when position is offset.By optimization and the exclusive patented technology of coil, while making offset in place move 300 millimeters, system effectiveness only declines 0.3%, and peak power output declines 40%.
The beneficial effects of the utility model are:
Between city bus station, distance travelled is generally 0.5-2 kilometer, 200 kilowatts of charge powers of the about 0.5-2 kilowatt hour of institute's energy requirement, can increase transmitting coil laying area by the makeup energy 1.6-2.2 kilowatt of fixed line battery vehicle also can be used in scenic spot or factory, thereby realize the charging of race limit, electric automobile limit and reduce vehicle-mounted energy-storage battery capacity, reduce battery cost plug and play, no longer need special stopping for charging.
Battery capacity reduces 80%, greatly reduces costs;
Bus continuously-running, without entering master station's charging or changing electricity, improves vehicle utilance;
Can in traveling process, charge, realize enter the station stop departures three interval Energy Transfers.
In the description of this specification, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiment or example.
Although illustrated and described embodiment of the present utility model, those having ordinary skill in the art will appreciate that: in the situation that not departing from principle of the present utility model and aim, can carry out multiple variation, amendment, replacement and modification to these embodiment, scope of the present utility model is limited by claim and equivalent thereof.
Claims (7)
1. one kind is applied to the radio energy transmission system of electric automobile, comprise radio energy emitter (3), high frequency power switch and radio energy receiving system, and corresponding position transducer, it is characterized in that, radio energy receiving system is installed on electric automobile (1) chassis;
Described radio energy emitter (3) is layed in below, road surface (4);
Described high frequency power switch connects radio energy emitter, and position transducer detects the immediate radio energy launcher position of electric automobile, and controls high frequency power switch closure, starts radio energy emitter, and electric automobile is charged.
2. the radio energy transmission system that is applied to electric automobile according to claim 1, it is characterized in that, described radio energy emitter (3) comprising: the first radio energy emitter, the second radio energy emitter and the 3rd radio energy emitter, described the first radio energy emitter is installed on the charging zone of entering the station, described the second radio energy emitter is installed on stop charging zone and described the 3rd radio energy emitter and is installed on departures charging zone, described the first radio energy emitter, the second radio energy emitter and the 3rd radio energy emitter are worked successively according to electric automobile present position, send radio energy signal, described high frequency power switch connects respectively the first radio energy emitter, the second radio energy emitter and the 3rd radio energy emitter, and control respectively the first radio energy emitter, the second radio energy emitter and the 3rd radio energy emitter break-make.
3. the radio energy transmission system that is applied to electric automobile according to claim 2, it is characterized in that, described position transducer also comprises: primary importance transducer, second place transducer and the 3rd position transducer, described the first radio energy emitter connects primary importance transducer, the second radio energy emitter connects second place transducer and is connected the 3rd position transducer with the 3rd radio energy emitter, when electric automobile (1) is through entering the station charging zone, described primary importance transducer receives the positional information of electric automobile (1), reach setting threshold information, described primary importance transducer control the first radio energy emitter charges, when electric automobile (1) is through stopping charging zone, described second place transducer receives the positional information of electric automobile (1), reach setting threshold information, described second place transducer control the second radio energy emitter charges, when electric automobile (1) is through departures charging zone, described the 3rd position transducer receives the positional information of electric automobile (1), reach setting threshold information, described the 3rd position transducer control the 3rd radio energy emitter charges, each position transducer is controlled respectively corresponding radio energy emitter.
4. the radio energy transmission system that is applied to electric automobile according to claim 1, is characterized in that, described radio energy receiving system is radio energy receiving coil.
5. according to the arbitrary described radio energy transmission system that is applied to electric automobile of claim 1-3, it is characterized in that, described radio energy emitter (3) is radio energy transmission coil.
6. according to the radio energy transmission system that is applied to electric automobile described in claim 2 or 3, it is characterized in that, described the first radio energy emitter, the second radio energy emitter and the 3rd radio energy emitter send coil by more than one radio energy respectively and form.
7. the radio energy transmission system that is applied to electric automobile according to claim 6, is characterized in that, described radio energy sends coil series connection or in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320725038.6U CN203645412U (en) | 2013-11-14 | 2013-11-14 | A wireless electric power transmission system applied to an electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320725038.6U CN203645412U (en) | 2013-11-14 | 2013-11-14 | A wireless electric power transmission system applied to an electric automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203645412U true CN203645412U (en) | 2014-06-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320725038.6U Expired - Fee Related CN203645412U (en) | 2013-11-14 | 2013-11-14 | A wireless electric power transmission system applied to an electric automobile |
Country Status (1)
| Country | Link |
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| CN (1) | CN203645412U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107176045A (en) * | 2017-04-28 | 2017-09-19 | 中惠创智无线供电技术有限公司 | Dynamic induction wireless charging system and the charging system of vehicle for vehicle |
| CN107284258A (en) * | 2017-06-12 | 2017-10-24 | 东南大学 | The stabilizing control system and its method of electric automobile load Stochastic accessing wireless charging |
| CN112477636A (en) * | 2019-09-11 | 2021-03-12 | 郑州宇通客车股份有限公司 | Vehicle and wireless charging control method for temporarily stopping vehicle at station |
-
2013
- 2013-11-14 CN CN201320725038.6U patent/CN203645412U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107176045A (en) * | 2017-04-28 | 2017-09-19 | 中惠创智无线供电技术有限公司 | Dynamic induction wireless charging system and the charging system of vehicle for vehicle |
| CN107284258A (en) * | 2017-06-12 | 2017-10-24 | 东南大学 | The stabilizing control system and its method of electric automobile load Stochastic accessing wireless charging |
| CN112477636A (en) * | 2019-09-11 | 2021-03-12 | 郑州宇通客车股份有限公司 | Vehicle and wireless charging control method for temporarily stopping vehicle at station |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140611 Termination date: 20161114 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |