CN104999921A - Mobile charging method for electric vehicle, charging vehicle using same and system - Google Patents
Mobile charging method for electric vehicle, charging vehicle using same and system Download PDFInfo
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- CN104999921A CN104999921A CN201410700139.7A CN201410700139A CN104999921A CN 104999921 A CN104999921 A CN 104999921A CN 201410700139 A CN201410700139 A CN 201410700139A CN 104999921 A CN104999921 A CN 104999921A
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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
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Abstract
The invention relates to a mobile charging method for an electric vehicle, a charging vehicle using the same and a system, which relate to the technical field of electric vehicle charging. The charging vehicle comprises a trailer towed to the electric vehicle which needs to run for a long time; a power supply is arranged on the trailer; the power supply is a fuel generator set or a storage battery; and the power supply is connected with an electric vehicle circuit through a power wire. The mobile charging vehicle for the electric vehicle to run for a long time, provided by the invention, is advantaged in that the structure of the mobile charging vehicle is simple; the design of the mobile charging vehicle is reasonable; the mobile charging vehicle is convenient to use; a charging solution with low use cost is provided for the promotion and application of the electric vehicle; the charging vehicles can be replaced between different stations and can be used for charging during running so that the charging time is reduced; long-distance use requirements of the electric vehicle can be also satisfied; and a problem that it is hard to find places for charging the electric vehicle now due to less charging stations is effectively solved.
Description
Technical field
The present invention relates to battery-driven car charging technique field, be specially the portable charging method of a kind of battery-driven car, the battery charger truck using the method and system.
Background technology
What battery-driven car adopted is the battery-powered mode that vehicle self-carrying has, the source of power is fixed against the electricity of battery completely, the battery of high-energy-density depends on again the support of power-supply management system, when pure electric vehicle towards high speed future development till now time, the performance of what restriction pure electric vehicle strength played is not electrical motor, but the performance of battery, course continuation mileage, charging duration, battery life, basis this four problems of charging pile quantity governs the development of battery-driven car, be limited by this four problems, battery-driven car only can become the provisional alternative instrument of short-distance transport in city, greatly limit the promotion and application of battery-driven car.Therefore, how to develop a kind of charging method, system, the instrument that can adapt to electronic vehicle commander's distance travel, solve the longer problem of charging duration of battery-driven car, charging site is less, cannot the shortcoming of long distance travel, be the target that all vehicle technology those skilled in the art need to make great efforts.
Summary of the invention
In order to solve above-mentioned shortcoming, the invention provides a kind of portable charging method for battery-driven car long-distance running, the battery charger truck using the method and system, battery-driven car for solving prior art cannot long distance travel, after battery of electric vehicle is used up, need to carry out fixed point to the charging pile of specifying to charge, and the less and shortcoming that charging duration is longer in site of charging.
The technical solution used in the present invention is, build a kind of portable charging method for battery-driven car long-distance running, need the battery-driven car rear dragging of long-distance running to hang with portable battery charger truck, above-mentioned battery charger truck comprises the trailer of charged, and above-mentioned power supply is connected with vehicle electric circuitry by electric power connection line; The portable charging method of battery-driven car comprises the following steps:
The first step: before battery-driven car long-distance running, hangs on the car puller hook of electric motor vehicle tail by the towing hook of trailer front end, packs up dolly and folds wheel flutter, makes battery-driven car that trailer can be pulled synchronously to travel.
Second step: the electric power connection line that above-mentioned trailer is arranged is connected with vehicle electric circuitry.
3rd step: opening power start button, control setup enters automatic operation mode, and whole movable charging vehicle enters charging readiness for action.
3rd step: in battery-driven car driving process, the voltage detection module of control setup detects battery-driven car voltage in real time, when the voltage of battery of electric vehicle is lower than V, control setup controls battery charger truck to start to supplement electricity to battery-driven car, now the output voltage of battery charger truck is V, and the charge circuit of battery charger truck and vehicle electric circuitry form circuit parallel, charge circuit comprises charge circuit, machine operation loop, alarm loop, charge circuit is to the charging of battery of electric vehicle group, and machine operation loop powers to the electric machine controller of battery-driven car.
4th step: when the storage battery of battery charger truck reaches the minimum voltage value of setting time, the alarm loop of control setup sends electric signal to battery-driven car electricity display alarm loop, combination instrument SOC electricity is shown to alarming line and sends audio communication simultaneously, reminds user to need to change battery charger truck continuation of the journey.
5th step: after battery charger truck charging, unclamped by towing hook, put down dolly and fold wheel flutter, delivers to portable battery charger truck lease site by portable battery charger truck.
The present invention also builds a kind of battery charger truck using above-mentioned charging method, and above-mentioned battery charger truck comprises the trailer of pulling after the battery-driven car needing long-distance running, and above-mentioned trailer is provided with power supply, and above-mentioned power supply is connected with vehicle electric circuitry by electric power connection line.Above-mentioned trailer is also provided with battery charge controller.
Further, above-mentioned power supply is oil-fired power generating unit or storage battery or solar charging battery.
Further, the front end of above-mentioned trailer is provided with the towing hook be connected with battery-driven car, above-mentioned trailer is also provided with the protective cradle for fixed power source.
Further, the bottom of above-mentioned trailer is provided with two wheels and a folding wheel flutter.
Further, above-mentioned towing hook and electric power connection line part are connected.
Further, above-mentioned battery charge controller is provided with charging control circuit, above-mentioned charging control circuit comprise display load module, PWM control and battery management module, battery or generator set load module, current detection module, voltage detection module, charging output module.
Further, above-mentioned charging output module comprises warning submodule, battery charging submodule, motor submodule, overheating protection module, short circuit protection module, low-voltage variation module, output over-voltage protection module, output short circuit protection module, reverse polarity protection's module, the protection module that powers on, lower point protection module.
Further, said PWM control and battery management module comprise switch control module, full-bridge driver module, driving transducer module, vehicle electric circuitry detect automatically start control module.
The present invention also constructs a kind of charge system using above-mentioned charging method and battery charger truck, above-mentioned portable charge system also comprises fixing battery-charging station, being provided with in above-mentioned fixing battery-charging station can for the portable battery charger truck of battery-driven car long-distance running, above-mentioned battery charger truck is leased for battery-driven car car owner, and battery charger truck is returned to battery-charging station after using up by electricity.
Compared with prior art, a kind of portable battery charger truck for battery-driven car long-distance running provided by the present invention, structure is simple, reasonable in design, easy to use, apply for battery-driven car the charging solution providing a kind of use cost lower, both battery charger truck can be changed between different sites, walk while fill, save charging duration; The operating needs of electronic vehicle commander's distance can be met again, effectively make up site of charging at present less, the problem that charging is difficult.
Accompanying drawing explanation
Fig. 1 is that the present invention uses schematic diagram.
Fig. 2 is the schematic perspective view of battery charger truck in Fig. 1.
Fig. 3 is battery charger truck power-switching circuit figure.
Fig. 4 is the electric source filter circuit figure of Power Entry Module.
Fig. 5 is switch control module circuit diagram.
Fig. 6 is full-bridge driver module circuit diagram.
Fig. 7 is PWM control and management and full-bridge Drive and Control Circuit figure.
Fig. 8 is driver transformer main circuit diagram.
Fig. 9 battery-driven car electric power detection starts control chart automatically.
Figure 10 is control setup control principle drawing of the present invention.
Detailed description of the invention
Set forth a lot of detail in the following description so that fully understand the present invention.But the present invention can be much different from alternate manner described here to implement, those skilled in the art can when without prejudice to doing similar popularization when intension of the present invention, therefore the present invention is by the restriction of following public specific embodiment.
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described further.
embodiment 1
charging method.
First the present invention builds a kind of portable charging method for battery-driven car long-distance running.
Refer to Fig. 1-10, need battery-driven car 1 rear dragging of long-distance running to hang with portable battery charger truck, battery charger truck comprises the trailer 2 of charged 3, and power supply 3 is connected with vehicle electric circuitry by electric power connection line 4; The portable charging method of battery-driven car comprises the following steps:
The first step: before battery-driven car long-distance running, hangs on the car puller hook of electric motor vehicle tail by the towing hook 5 of trailer 2 front end, packs up dolly and folds wheel flutter 6, makes battery-driven car 1 that trailer 2 can be pulled synchronously to travel.
Second step: the electric power connection line 4 that trailer 2 is arranged is connected with vehicle electric circuitry.
3rd step: opening power start button, control setup enters automatic operation mode, and whole movable charging vehicle enters charging readiness for action.
3rd step: in battery-driven car 1 driving process, the voltage detection module of control setup detects battery-driven car voltage in real time, when the voltage of battery of electric vehicle is lower than 60V, control setup controls battery charger truck to start to supplement electricity to battery-driven car, now the output voltage of battery charger truck is 86V, and the charge circuit of battery charger truck and vehicle electric circuitry form circuit parallel, charge circuit comprises charge circuit, machine operation loop, alarm loop, charge circuit is to the charging of battery of electric vehicle group, and machine operation loop powers to the electric machine controller of battery-driven car.
4th step: when the storage battery of battery charger truck reaches the minimum voltage value of setting time, the alarm loop of control setup sends electric signal to battery-driven car electricity display alarm loop, combination instrument SOC electricity is shown to alarming line and sends audio communication simultaneously, reminds user to need to change battery charger truck continuation of the journey.
5th step: after battery charger truck charging, unclamped by towing hook 4, put down dolly and fold wheel flutter 6, delivers to portable battery charger truck lease site by portable battery charger truck.
embodiment 2
battery charger truck.
Refer to Fig. 1-10, next constructs a kind of battery charger truck using charging method, battery charger truck comprises the trailer 2 of pulling after the battery-driven car 1 needing long-distance running, trailer 2 is provided with power supply 3, power supply 3 is oil-fired power generating unit or storage battery or solar charging battery, and power supply 3 is connected with vehicle electric circuitry by electric power connection line 4.Trailer 2 is also provided with battery charge controller.
The front end of trailer is provided with the towing hook 5 be connected with battery-driven car 1, trailer 2 is also provided with the protective cradle for fixed power source.
Further, the bottom of trailer 2 is provided with two wheels 7 and a folding wheel flutter 6.
Further, towing hook 4 and electric power connection line 5 part are connected.
Further, as shown in Figure 2, battery charge controller is provided with charging control circuit, charging control circuit comprise display load module, PWM control and battery management module, battery or generator set load module, current detection module, voltage detection module, charging output module.Wherein, as shown in Figure 3; battery or generator set load module, adopt direct supply input; have employed protective grounding form to dolly shell, in Fig. 3, FU-100 is input insurance, and RV1 is pizo-resistance simultaneously; input exterior overvoltage is protected; L1 is filter, and C is DC filter capacitor, and PE end is protective grounding.
Further, the output module that charges comprises warning submodule, battery charging submodule, motor submodule, overheating protection module, short circuit protection module, low-voltage variation module, output over-voltage protection module, output short circuit protection module, reverse polarity protection's module, the protection module that powers on, lower point protection module.
Further, PWM control and battery management module comprise switch control module, full-bridge driver module, driving transducer module, vehicle electric circuitry detect automatically start control module.
1); Switch control module.
Native system have employed UC3846 as switch control module, and UC3846 is the current control mode pulse width modulator chip that a kind of both-end exports, and its inner structure block scheme as shown in Figure 2.Its pin 1 of drawing arranges end for current limliting level; Pin 2 is reference voltage output end; Pin 3 is the inverting input of current sense amplifier; Pin 4 is the in-phase input end of current sense amplifier; Pin 5 is the in-phase input end of error amplifier; Pin 6 is the inverting input of error amplifier; Pin 7 is error amplifier feedback compensation; Pin 8 is the external capacitor end of oscillator; Pin 9 is the outer meeting resistance end of oscillator; Pin 10 is synchronous end; Pin 11 is the A mouth of pwm pulse; Pin 12 is ground; Pin 13 is collector supply end; Pin 14 is the B mouth of pwm pulse; Pin 15 is for controlling power input; Pin 16 is shutdown side.
2); Full-bridge driver module.
The present invention adopts IR2110 as full-bridge driver module, its inside function inputs primarily of logic, level translation, output protection three part forms, as Fig. 3, its pin is: 1 pin (LO) low side exports, 2 pin (COM) common port, 3 pin (Vcc) low side fixed power source, 4 pin (Nc) dead end, the high-end floating power supply offset voltage of 5 pin (Vs), the high-end floating power line voltage of 6 pin (VB), 7 pin (HO) high-end output, 8 pin (Nc) dead end, 9 pin (VDD) logic supply voltage, the high-end input of 10 pin (HIN) logic, 11 pin (SD) turn off, 12 pin (LIN) logic low side inputs, 13 pin (Vss) decision circuit earth potential end, 14 pin (Nc) dead end.
As shown in Figure 6, R1, R2 are that UC3846, IR2110 power dropping resistor, working power is provided, C8, R4 form oscillator, and C9, R3 form slope compensation network, to ensure the stable of control circuit, after start, 2 pin reference voltages charge to C9, along with voltage increase pulses broadens gradually, realize soft start.DW1 and Q1 forms input undervoltage protection, and when input voltage is lower than setting value, Q1 conducting, Q2 also conducting simultaneously, U1-1 pin becomes active potential, and C11 is to U1-16 pin high potential, and U1 stops exporting, and realizes under-voltage protection.QC2, U4, L4, D12 composition overload, short-circuit protection,
3); Driving transducer module.
As shown in Figure 7, driving transducer power circuit chooses full-bridge type topology, VT1, VT2, VT3, VT4 and main transformer T form full-bridge type translation circuit, and L2 is the current transformer that primary current detects, and the secondary of voltage transformer adopts biphase rectification to add that filtering is to meet the requirement of output ripple and low.
4); Vehicle electric circuitry detects and automatically starts control module.
Emphasis is adopted to solve vehicle in operational process, can realize vehicle battery packs charging also can provide vehicle to travel a kind of control method of power supply simultaneously, as shown in Figure 8 and Figure 9, by QC1, U1, U5 forms, control setup of the present invention has the electricity running state detecting vehicle battery packs, differentiate that the Voltage Feedback of vehicle battery packs is to logic control part of the present invention, now, battery charger truck power initiation of the present invention charges exporting corresponding voltage and current to battery pack, meet the requirement that vehicle travels power supply simultaneously, this detects the master cock end that 16 pin of working as UC3846 are circuit, when receiving vehicle running battery group voltage lower than 60V, the present invention will start work automatically, now output voltage rises to 86V, be parallel in battery pack, groundwork current return is divided into 2 tunnels, one tunnel is to batteries charging, another road powers to electric machine controller, electric machine controller obtains power supply, thus achieve the function that vehicle can charge in the process of moving, what this voltage detecting circuit adopted is NE555 time base circuit, the threshold values comparison of 2 pin and 6 pin is utilized to carry out detection conversion, realize when battery voltage is 60V, NE5553 pin exports high level, relay J adhesive works, open control end 16 pin of UC3846 simultaneously, control desk work exports 86V voltage and powers to car load, the object setting this voltage detecting circuit is in order to actv. detects the voltage of car load battery pack, conversion battery pack capacitance, reach the object that the present invention is automatically switched, before not switching, the present invention is in readiness for action, realize energy-saving effect.
embodiment 3
charge system.
Refer to Fig. 1-10, charge system uses the charging method in embodiment 1 and the battery charger truck in embodiment 2, also comprise fixing battery-charging station, multiple portable battery charger truck for battery-driven car long-distance running is provided with in fixing battery-charging station, battery charger truck is leased for battery-driven car car owner, and battery charger truck is returned to battery-charging station after using up by electricity.Both can change battery charger truck between different sites, walk while fill, save charging duration; The operating needs of electronic vehicle commander's distance can be met again, effectively make up site of charging at present less, the problem that charging is difficult.
Although the present invention with preferred embodiment openly as above; but it is not for limiting the present invention; any those skilled in the art without departing from the spirit and scope of the present invention; can make possible variation and amendment, the scope that therefore protection scope of the present invention should define with the claims in the present invention is as the criterion.
Claims (10)
1. the portable charging method of battery-driven car long-distance running, it is characterized in that, need the battery-driven car of long-distance running (1) rear dragging to hang with portable battery charger truck, described battery charger truck comprises the trailer (2) of charged (3), and described power supply (3) is connected with vehicle electric circuitry by electric power connection line (4); The portable charging method of battery-driven car comprises the following steps:
The first step: before battery-driven car long-distance running, hangs on the car puller hook of electric motor vehicle tail by the towing hook (5) of trailer (2) front end, packs up dolly and folds wheel flutter (6), makes battery-driven car (1) that trailer (2) can be pulled synchronously to travel;
Second step: upper for described trailer (2) electric power connection line (4) arranged is connected with vehicle electric circuitry;
3rd step: opening power start button, control setup enters automatic operation mode, and whole movable charging vehicle enters charging readiness for action;
3rd step: in battery-driven car (1) driving process, the voltage detection module of control setup detects battery-driven car voltage in real time, when the voltage of battery of electric vehicle is lower than 60V, control setup controls battery charger truck to start to supplement electricity to battery-driven car, now the output voltage of battery charger truck is 86V, and the charge circuit of battery charger truck and vehicle electric circuitry form circuit parallel, charge circuit comprises charge circuit, machine operation loop, alarm loop, charge circuit is to the charging of battery of electric vehicle group, and machine operation loop powers to the electric machine controller of battery-driven car;
4th step: when the storage battery of battery charger truck reaches the minimum voltage value of setting time; the alarm loop of control setup sends electric signal to battery-driven car electricity display alarm loop; combination instrument SOC electricity is shown to alarming line and sends audio communication simultaneously, reminds user to need to change battery charger truck continuation of the journey;
5th step: after battery charger truck charging, unclamped by towing hook (4), put down dolly and fold wheel flutter (6), delivers to portable battery charger truck lease site by portable battery charger truck.
2. one kind uses the battery charger truck of charging method as claimed in claim 1, it is characterized in that, described battery charger truck comprises the trailer (2) of pulling after the battery-driven car needing long-distance running (1), described trailer (2) is provided with power supply (3), described power supply is connected with vehicle electric circuitry by electric power connection line, and (2) are also provided with battery charge controller with described trailer.
3. a kind of portable battery charger truck for battery-driven car long-distance running according to claim 2, is characterized in that, described power supply (3) is oil-fired power generating unit or storage battery or solar charging battery.
4. a kind of portable battery charger truck for battery-driven car long-distance running according to claim 2; it is characterized in that; the front end of described trailer (2) is provided with the towing hook (5) be connected with battery-driven car, described trailer (2) is also provided with the protective cradle for fixed power source (3).
5. a kind of portable battery charger truck for battery-driven car long-distance running according to claim 2, is characterized in that, the bottom of described trailer (2) is provided with two wheels (7) and a folding wheel flutter (6).
6. use a battery charger truck for charging method as claimed in claim 2, it is characterized in that, described towing hook (4) and electric power connection line (4) part are connected.
7. a kind of portable battery charger truck for battery-driven car long-distance running according to claim 2, it is characterized in that, described battery charge controller is provided with charging control circuit, described charging control circuit comprise display load module, PWM control and battery management module, battery or generator set load module, current detection module, voltage detection module, charging output module.
8. a kind of portable battery charger truck for battery-driven car long-distance running according to claim 7; it is characterized in that, described charging output module comprises warning submodule, battery charging submodule, motor submodule, overheating protection module, short circuit protection module, low-voltage variation module, output over-voltage protection module, output short circuit protection module, reverse polarity protection's module, the protection module that powers on, lower point protection module.
9. a kind of portable battery charger truck for battery-driven car long-distance running according to claim 7, it is characterized in that, described PWM controls and battery management module comprises switch control module, full-bridge driver module, driving transducer module, vehicle electric circuitry detect and automatically start control module.
10. one kind uses the charge system of charging method described in claim 1-9 and battery charger truck, it is characterized in that, described portable charge system also comprises fixing battery-charging station, being provided with in described fixing battery-charging station can for the portable battery charger truck of battery-driven car long-distance running, described battery charger truck is leased for battery-driven car car owner, and battery charger truck is returned to battery-charging station after using up by electricity.
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| CN201410700139.7A CN104999921A (en) | 2014-11-28 | 2014-11-28 | Mobile charging method for electric vehicle, charging vehicle using same and system |
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| CN201410700139.7A CN104999921A (en) | 2014-11-28 | 2014-11-28 | Mobile charging method for electric vehicle, charging vehicle using same and system |
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| CN105857099A (en) * | 2016-03-24 | 2016-08-17 | 北京新能源汽车股份有限公司 | Power system and method for prolonging driving range of electric vehicle |
| CN106130098A (en) * | 2016-07-03 | 2016-11-16 | 安徽碧源环保工程有限公司 | A kind of charging pile sliding door type charge port |
| CN106828176A (en) * | 2017-03-29 | 2017-06-13 | 云杉智慧新能源技术有限公司 | A kind of movable charging vehicle mobile charging control system |
| CN108233448A (en) * | 2016-12-15 | 2018-06-29 | 比亚迪股份有限公司 | Unmanned plane battery management system and method |
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| CN108860370A (en) * | 2018-08-14 | 2018-11-23 | 爱驰汽车有限公司 | Mobile energy storage device |
| CN109263492A (en) * | 2018-10-16 | 2019-01-25 | 特治（深圳）智能科技实业有限公司 | One kind pulling mobile charging vehicle and corresponding electric vehicle system |
| CN109398113A (en) * | 2018-10-08 | 2019-03-01 | 毛琦 | A kind of trailer type electric car backup power source based on 20KW diesel generation |
| CN110884358A (en) * | 2019-12-05 | 2020-03-17 | 毛琦 | Trailer type electric automobile |
| CN111231719A (en) * | 2020-01-14 | 2020-06-05 | 中国矿业大学徐海学院 | New energy automobile self-service parking charging system |
| TWI699639B (en) * | 2016-10-13 | 2020-07-21 | 原相科技股份有限公司 | Charging system and charging method |
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| CN113696682A (en) * | 2021-08-31 | 2021-11-26 | 深圳博磊达新能源科技有限公司 | Following type charging trailer and electric vehicle mobile charging system |
| US11485251B2 (en) | 2019-07-09 | 2022-11-01 | Mercedes-Benz Group AG | Vehicle-based charging system for electric vehicles |
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| US11485251B2 (en) | 2019-07-09 | 2022-11-01 | Mercedes-Benz Group AG | Vehicle-based charging system for electric vehicles |
| CN110884358A (en) * | 2019-12-05 | 2020-03-17 | 毛琦 | Trailer type electric automobile |
| CN111231719A (en) * | 2020-01-14 | 2020-06-05 | 中国矿业大学徐海学院 | New energy automobile self-service parking charging system |
| CN112721734A (en) * | 2021-02-01 | 2021-04-30 | 潍柴动力股份有限公司 | Control method and device for charging vehicle |
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