CN105480111A - Interface conversion device for alternating current charging pile - Google Patents
Interface conversion device for alternating current charging pile Download PDFInfo
- Publication number
- CN105480111A CN105480111A CN201610034295.3A CN201610034295A CN105480111A CN 105480111 A CN105480111 A CN 105480111A CN 201610034295 A CN201610034295 A CN 201610034295A CN 105480111 A CN105480111 A CN 105480111A
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- Prior art keywords
- charging pile
- low
- side socket
- current
- speed electronic
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/31—Charging columns specially adapted for electric vehicles
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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
-
- 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
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
-
- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention provides an interface conversion device for an alternating current charging pile. The device comprises a side socket of the charging pile, a side socket of a low-speed electric vehicle, an electric energy conversion circuit and a controller, wherein the electric energy conversion circuit is connected between a power contact of the side socket of the charging pile and the side socket of the low-speed electric vehicle, and is used for converting the alternating current into the direct current applicable for the low-speed electric vehicle; and the controller is connected with a communication contact of the side socket of the charging pile, the side socket of the low-speed electric vehicle and the electric energy conversion circuit, and is used for receiving the maximum power supply information provided by the charging pile and the charging relevant information provided by the low-speed electric vehicle and outputting a control signal to the electric energy conversion circuit according to the maximum power supply information and the charging relevant information. The device provided by the invention can solve the problems in the prior art that a charging interface for an electric vehicle charging pile is single, can not meet diversified charging requirements and is not applicable for charging low-speed electric vehicles.
Description
Technical field
The invention belongs to electric vehicle charging field, particularly a kind of alternating-current charging pile interface switching device for the charging of the low-speed electronic vehicle.
Background technology
Under the energy and environmental issue dual-pressure, electric vehicle engineering is subject to extensive concern and attention.Since Eleventh Five-Year Plan, China proposes " energy-conservation and new-energy automobile " strategy, and government shows great attention to research and development and the utilization and extention of new-energy automobile, and electric automobile market welcomes fast development.Based on Facilities Construction, the layout of electric automobile charging pile also accelerates, and by the end of the year 2014, build together conclusion of the business direct-current charging post 3.1 ten thousand in the whole nation.
But according to relevant statistics, with lower, there is a large amount of free time, wasting phenomenon in current charging pile consolidated interest rate.Tracing it to its cause, be on the one hand local governments at all levels is pursue Development of Electric Vehicles speed, does not make rational planning for, the construction of layout battery-charging station, and cause charging pile skewness to weigh, Occupation coefficient is lower; On the other hand, no matter current charging pile is exchange or direct current, charges all can only to electronlmobil in general sense, and cannot compatible other types electrical equipment.Old electric cycle, new forms of energy tour bus, Electrical Bicycle etc. are as a class new forms of energy running vehicle (the following general designation low-speed electronic vehicle), extensively welcome by the masses in major part two or three line cities, development in recent years is swift and violent, there is huge charge requirement.
Existing electric vehicle alternating-current charging pile is arranged on outside electronlmobil, is connected with AC network, for the vehicle-mounted battery charger of electronlmobil provides the electric supply installation of source of AC.The interchange stake that different manufacturers is produced slightly is distinguished, but general principles is identical, generally all possesses metering, billing function.According to GB, the charging inlet of alternating-current charging pile vehicle plug and vehicle comprises 7 pairs of contacts (as shown in Figure 1) respectively, and rated voltage, rated current proportion by subtraction are 250V, 16A/32A.
Mainly there is following limitation in existing electric automobile charging pile:
(1) skewness weighing apparatus.Layout comparatively intensive in main thoroughfare, trade centre, but layout less in the place such as residential quarter, unit, cause occurring that part charge requirement is not being met, and the situation that many charging piles leave unused for a long time.
(2) charging pile interface type is single, lacks translation interface, can not meet diversified charge requirement.Current alternating-current charging pile and direct-current charging post all only have a kind of interface, can not charge for the low-speed electronic vehicle, and it is lower that charging pile arranges Occupation coefficient.
(3) poor universality.Current country is also not final puts into effect unified electrically-charging equipment technical standard; although the charging pile overall performance that different manufacturers is produced is close; all there is the functions such as charging, protection, metering, billing function, but still different charging pile exist can not general, can not fill electricity problem.
Summary of the invention
The invention provides a kind of alternating-current charging pile interface switching device, single for solving existing electric automobile charging pile charging inlet in prior art, diversified charge requirement can not be met, be not suitable for low-speed electronic vehicle charge requirement, charging pile poor universality, different charging pile can not be general, there is the problem of can not filling electricity.
In order to solve the problems of the technologies described above, the invention provides a kind of alternating-current charging pile interface switching device, comprising, charging pile side socket, low-speed electronic vehicle side socket, transformation of electrical energy circuit, controller;
Between the power contact head that described transformation of electrical energy circuit is connected to described charging pile side socket and described low-speed electronic vehicle side socket, for by convert alternating current being the direct current (DC) that the low-speed electronic vehicle are suitable for;
Described controller connects the communication contacts of described charging pile side socket, described low-speed electronic vehicle side socket and described transformation of electrical energy circuit, for receiving maximum power supply information that charging pile provides and the charging relevant information that the low-speed electronic vehicle provide, output control signals to described transformation of electrical energy circuit according to described maximum power supply information and described charging relevant information.
In one embodiment of the invention, described transformation of electrical energy circuit comprises, rectifying circuit, switching valve, electric power electric transformer, filtering high-frequency rectifier device;
Described rectifying circuit connects the power contact head of described charging pile side socket, for alternating current is converted to direct current (DC);
Described switching valve connects described rectifying circuit, described electric power electric transformer and controller, receives described control signal, according to described control signal, direct current (DC) is converted to high-frequency alternating current;
Described electric power electric transformer connects described switching valve, for reducing the size of described high-frequency alternating current;
Described filtering high-frequency rectifier device connects described electric power electric transformer, and the high-frequency alternating current for exporting electric power electric transformer does rectifying and wave-filtering process, exports the direct current (DC) that the low-speed electronic vehicle are suitable for.
In one embodiment of the invention, described low-speed electronic vehicle side socket is three mouthfuls of sockets.
In one embodiment of the invention, described device also comprises transceiver, connection control device, charging pile side socket and low-speed electronic vehicle side socket, for realizing controller and charging pile, communication between controller and the low-speed electronic vehicle.
In one embodiment of the invention, described device also comprises photoisolator, is connected between described controller and described transceiver.
The present invention proposes a kind of alternating-current charging pile interface switching device, this device is by transformation of electrical energy circuit, by alternating-current charging pile converting electric energy being can for the electric energy of low-speed electronic traffic means of transport, thus enable alternating-current charging pile serve low-speed electronic vehicle charge requirement, for low-speed electronic vehicle user provides charging convenient, and improve alternating-current charging pile Occupation coefficient, can make to build a person and regain as early as possible and build a cost.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention or prior art, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the charging inlet contact arrangement figure of alternating-current charging pile vehicle plug and vehicle in prior art;
Fig. 2 is the alternating-current charging pile interface switching device constructional drawing of one embodiment of the invention;
Fig. 3 is the constructional drawing of the transformation of electrical energy circuit of one embodiment of the invention;
Fig. 4 is the alternating-current charging pile interface switching device constructional drawing of one embodiment of the invention.
Detailed description of the invention
In order to make technical characterstic of the present invention and effect more obvious; below in conjunction with accompanying drawing, technical scheme of the present invention is described further; the present invention also can have other different instantiations to be illustrated or to implement, and the equivalents that any those skilled in the art do in right all belongs to protection category of the present invention.
The low-speed electronic vehicle described in the application for being that major impetus is originated with storage battery, by direct motor drive, maximum speed not higher than 70km/h, taking the electric walk instead instrument guaranteeing to travel in the region of safety traffic and unimpeded measure.Mainly comprise electric cycle, new forms of energy tour bus, Electrical Bicycle etc.
As shown in Figure 2, Fig. 2 is the alternating-current charging pile interface switching device constructional drawing of one embodiment of the invention.
Use alternating-current charging pile interface switching device provided by the invention that the low-speed electronic vehicle can be made on existing electric automobile charging pile to complete charging, meet diversified charge requirement.
Concrete, alternating-current charging pile interface switching device comprises, charging pile side socket 101, low-speed electronic vehicle side socket 102, transformation of electrical energy circuit 103, controller 104;
Between the power contact head that described transformation of electrical energy circuit 103 is connected to described charging pile side socket and described low-speed electronic vehicle side socket 102, for by convert alternating current being the direct current (DC) that the low-speed electronic vehicle are suitable for;
Described controller 104 connects the communication contacts of described charging pile side socket, described low-speed electronic vehicle side socket 102 and described transformation of electrical energy circuit 103, for receiving maximum power supply information that charging pile provides and the charging relevant information that the low-speed electronic vehicle provide, output control signals to described transformation of electrical energy circuit according to described maximum power supply information and described charging relevant information.
Specifically, connected by electric power cable between transfer device each several part device; Charging relevant information transfers to controller by the mode of power carrier, specifically includes but not limited to the information such as battery charge will state (StateofCharge, SOC), temperature, capacity attenuation degree; Maximum power supply information comprises maximum power supply voltage and maximum supply current.
The detailed process that controller exports control signal according to maximum power supply information and charging relevant information is:
When the temperature of the low-speed electronic vehicle is greater than certain threshold value, or when capacity attenuation degree is greater than certain threshold value, master cock pipe is closed; When the low-speed electronic vehicle state of charge within the specific limits, and when during the charging of the battery of the low-speed electronic vehicle, required rated current is less than the maximum current that charging pile provides, the dutycycle of adjustment switching valve, the electric current that transformation of electrical energy circuit is exported and voltage meet the charge requirement of the low-speed electronic vehicle, thus reach the stable object exported.
The present invention proposes a kind of alternating-current charging pile interface switching device, this device is by transformation of electrical energy circuit, by alternating-current charging pile converting electric energy being can for the electric energy of low-speed electronic traffic means of transport, thus enable alternating-current charging pile serve such vehicle charge requirement, for low-speed electronic vehicle user provides charging convenient, and improve alternating-current charging pile Occupation coefficient, can make to build a person and regain as early as possible and build a cost.
In one embodiment of the invention, in order to adapt to the demand of most low-speed electronic vehicle, described low-speed electronic vehicle side socket is three mouthfuls of sockets.
As shown in Figure 3, Fig. 3 is the constructional drawing of the transformation of electrical energy circuit of one embodiment of the invention.Described transformation of electrical energy circuit comprises, rectifying circuit 201, switching valve 202, electric power electric transformer 203, filtering high-frequency rectifier device 204;
Described rectifying circuit 201 connects the power contact head of described charging pile side socket, for alternating current is converted to direct current (DC); Rectifying circuit described in the application can be half wave rectification, and can be also bridge rectifier circuit, the present invention limit this, can design rectifying circuit according to demand.
Described switching valve 202 connects described rectifying circuit 201, described electric power electric transformer 203 and controller 104, receives described control signal, according to described control signal, direct current (DC) is converted to high-frequency alternating current; Concrete, control signal, for adjusting the dutycycle of switching valve, changes input energy, thus keeps the stable of output voltage.
Described electric power electric transformer 203 connects described switching valve 202, for reducing the size of described high-frequency alternating current;
Described filtering high-frequency rectifier device 204 connects described electric power electric transformer 203, and the high-frequency alternating current for exporting electric power electric transformer does rectifying and wave-filtering process, exports the direct current (DC) that the low-speed electronic vehicle are suitable for.
Filtering high-frequency rectifier device of the present invention can be decomposed into high-frequency rectification circuit and filter circuit, and high frequency finishing circuit can design according to demand, and filter circuit can be a cond, can smooth high frequencies arrange filter export unidirectional pulse voltage.
Controller of the present invention can be a control chip with information transmit-receive function, it can also be dsp chip, but dsp chip does not have information transmit-receive function, need extra connection transceiver, as 82C250 chip, consult shown in Fig. 4, transceiver 105 connection control device 104, charging pile side socket 101 and low-speed electronic vehicle side socket 102, for realizing controller and charging pile, communication between controller and the low-speed electronic vehicle.
In actual applications, in order to improve system reliability, connect the communication line of charging pile and need to carry out electrical isolation between the electric power circuit of the connection low-speed electronic vehicle and controller, in one embodiment of the invention, between controller and described transceiver, being also provided with photoisolator.
The present invention proposes a kind of alternating-current charging pile interface switching device, this device is by transformation of electrical energy circuit, by alternating-current charging pile converting electric energy being can for the electric energy of low-speed electronic traffic means of transport, thus become by a large amount of alternating-current charging piles can the charging equipment of the compatible low-speed electronic vehicle, this not only can improve the Occupation coefficient of the higher charging pile of current vacancy rate, and the charge requirement of the low-speed electronic vehicle can be met, for people's Green Travel provides convenient.
The above is only for illustration of the technical scheme of the application, and any those of ordinary skill in the art all without prejudice under spirit of the present invention and category, can carry out modifying to above-described embodiment and change.Therefore, the scope of the present invention should be as the criterion depending on right.
Claims (5)
1. an alternating-current charging pile interface switching device, is characterized in that, this device comprises, charging pile side socket, low-speed electronic vehicle side socket, transformation of electrical energy circuit, controller;
Between the power contact head that described transformation of electrical energy circuit is connected to described charging pile side socket and described low-speed electronic vehicle side socket, for by convert alternating current being the direct current (DC) that the low-speed electronic vehicle are suitable for;
Described controller connects the communication contacts of described charging pile side socket, described low-speed electronic vehicle side socket and described transformation of electrical energy circuit, for receiving maximum power supply information that charging pile provides and the charging relevant information that the low-speed electronic vehicle provide, output control signals to described transformation of electrical energy circuit according to described maximum power supply information and described charging relevant information.
2. alternating-current charging pile interface switching device as claimed in claim 1, it is characterized in that, described transformation of electrical energy circuit comprises, rectifying circuit, switching valve, electric power electric transformer, filtering high-frequency rectifier device;
Described rectifying circuit connects the power contact head of described charging pile side socket, for alternating current is converted to direct current (DC);
Described switching valve connects described rectifying circuit, described electric power electric transformer and described controller, receives described control signal, according to described control signal, direct current (DC) is converted to high-frequency alternating current;
Described electric power electric transformer connects described switching valve, for reducing the size of described high-frequency alternating current;
Described filtering high-frequency rectifier device connects described electric power electric transformer, and the high-frequency alternating current for exporting electric power electric transformer does rectifying and wave-filtering process, exports the direct current (DC) that the low-speed electronic vehicle are suitable for.
3. alternating-current charging pile interface switching device as claimed in claim 1, it is characterized in that, described low-speed electronic vehicle side socket is three mouthfuls of sockets.
4. alternating-current charging pile interface switching device as claimed in claim 1, it is characterized in that, described device also comprises transceiver, connection control device, charging pile side socket and low-speed electronic vehicle side socket, for realizing controller and charging pile, communication between controller and the low-speed electronic vehicle.
5. alternating-current charging pile interface switching device as claimed in claim 4, it is characterized in that, described device also comprises photoisolator, is connected between described controller and described transceiver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610034295.3A CN105480111B (en) | 2016-01-19 | 2016-01-19 | A kind of alternating-current charging pile interface switching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610034295.3A CN105480111B (en) | 2016-01-19 | 2016-01-19 | A kind of alternating-current charging pile interface switching device |
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| Publication Number | Publication Date |
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| CN105480111A true CN105480111A (en) | 2016-04-13 |
| CN105480111B CN105480111B (en) | 2018-09-25 |
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| CN201610034295.3A Active CN105480111B (en) | 2016-01-19 | 2016-01-19 | A kind of alternating-current charging pile interface switching device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107672461A (en) * | 2016-08-01 | 2018-02-09 | 宁波三星智能电气有限公司 | A kind of AC/DC universal charging pile |
| CN109808539A (en) * | 2019-02-01 | 2019-05-28 | 北京华商三优新能源科技有限公司 | A kind of Intelligent charging system of electric automobile |
| CN114030385A (en) * | 2021-11-29 | 2022-02-11 | 江苏科技大学 | Charging device applied to charging of multiple types of new energy carriers |
| CN114851874A (en) * | 2021-02-04 | 2022-08-05 | 快充公司 | Charging conversion device based on charging pile and charging system |
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| CN204577799U (en) * | 2015-05-26 | 2015-08-19 | 国家电网公司 | A kind of electric vehicle alternating-current charging pile conversion socket |
| CN205326827U (en) * | 2016-01-19 | 2016-06-22 | 国家电网公司 | Alternating -current charging stake interface converting device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107672461A (en) * | 2016-08-01 | 2018-02-09 | 宁波三星智能电气有限公司 | A kind of AC/DC universal charging pile |
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| CN114851874A (en) * | 2021-02-04 | 2022-08-05 | 快充公司 | Charging conversion device based on charging pile and charging system |
| CN114030385A (en) * | 2021-11-29 | 2022-02-11 | 江苏科技大学 | Charging device applied to charging of multiple types of new energy carriers |
| CN114030385B (en) * | 2021-11-29 | 2023-11-21 | 江苏科技大学 | Charging device applied to charging of multiple types of new energy carriers |
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| Publication number | Publication date |
|---|---|
| CN105480111B (en) | 2018-09-25 |
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