CN103730941A - Vehicle-mounted moving high-voltage charge management system and method - Google Patents
Vehicle-mounted moving high-voltage charge management system and method Download PDFInfo
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- CN103730941A CN103730941A CN201210391607.8A CN201210391607A CN103730941A CN 103730941 A CN103730941 A CN 103730941A CN 201210391607 A CN201210391607 A CN 201210391607A CN 103730941 A CN103730941 A CN 103730941A
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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
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- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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Abstract
The invention discloses a vehicle-mounted moving high-voltage charge management system which comprises a charge managing device. The charge managing device is used for simulating an accelerator pedal signal to be provided for an engine, and therefore the engine can output power to drive a generator to generate electricity. The charge managing device controls the generator and is communicated with a battery, and therefore the generator can control the charging process of the battery. The invention further discloses electric car charging equipment comprising the charge management system, and a vehicle-mounted moving high-voltage charge management method.
Description
Technical field
the present invention relates to electric automobile mobile charging facility, particularly vehicle-mounted mobile high-voltage charging management system and method.
Background technology
in the face of the huge challenge of energy and environment, the technological change of energy source of car dynamical system has become focus and the core of automotive engineering development, and this provides historic opportunities for Domestic Automotive Industry autonomous innovation, spanning development.Electric automobile, take electricity as power, can be realized " zero discharge ", and noise is low, is the important means that solves the energy and environmental problem.Charger, for electric automobile operation provides energy supply, is that the important foundation of electric automobile supports, and is also the important step in electric automobile commercialization, industrialization process, and the industry development of electric automobile is had to significant impact.
famous automobile factory commercial city, countries in the world is stepping up to develop all kinds of electric automobiles and supporting charger, and has obtained progress and breakthrough to a certain degree.More domestic institution of higher learning and scientific research institution are also obtaining certain achievement aspect electric automobile and supporting electrically-charging equipment.During Beijing 2008 Olympic and Paralympic highly visible, scale the biggest in the world and rapidly replacing battery of electric automobile charging station have been set up, for electric automobile carries out charging service.
in the patent application document that is CN102521919A at publication number, provide a kind of orderly Rechargeable vehicle charging pile controller, solved the problem of the impact on electrical network after electric automobile large-scale application, and according to electric network state, electric automobile has been carried out to charging in order etc.But this charging pile needs 220V electric main power supply, and for fixed, cannot move freely, thereby cannot adapt in the wild, demand that region that the utility grid such as rural area is difficult to cover is electric vehicle rapid charging.
Summary of the invention
for addressing the above problem, according to an aspect of the present invention, a kind of vehicle-mounted mobile high-voltage charging management system is provided, comprise: charging manager, described charging manager is used for simulating accelerator pedal signal to offer engine, thereby makes described engine output power drive generator to generate electricity; Described charging manager is also controlled generator and is communicated by letter with battery, thereby generator is controlled to the charging process of battery.
in above-mentioned vehicle-mounted mobile high-voltage charging management system, also comprise man-machine interface, described man-machine interface is configured to regulate engine speed, shows charging voltage, electric current and battery information.
in above-mentioned vehicle-mounted mobile high-voltage charging management system, described system is not worked when driving mode, and works when charge mode; Wherein, described driving mode refers to that engine output power passes in vehicle front-wheel by intermediate transmission mechanism, thereby drives Vehicle Driving Cycle; And described charge mode is that mean engine output disconnects with vehicle front-wheel, and engine output power is passed in generator and generated electricity by intermediary agency.
in above-mentioned vehicle-mounted mobile high-voltage charging management system, described charging manager comprises the control of charging process: judge that whether generator and battery be ready; If generator and battery are ready, set prompting forceful electric power flag bit the residing state of judgement charging; If generator and battery are not ready, directly judge the residing state of charging.
in above-mentioned vehicle-mounted mobile high-voltage charging management system, the residing state that charges comprises the state of shaking hands, parameter configuration state, charged state, charging done state and error status.
in above-mentioned vehicle-mounted mobile high-voltage charging management system, also comprise emergent stopping parts, for disconnecting being connected of generator and battery, thereby guarantee the carrying out of charging process safety and stability.
in above-mentioned vehicle-mounted mobile high-voltage charging management system, described charging manager carries out communication by CAN bus and battery management system, electric machine controller.
in above-mentioned vehicle-mounted mobile high-voltage charging management system, described man-machine interface is electric resistance touch screen, and it is communicated by letter with described charging manager by Universal Asynchronous Receiver & dispensing device serial ports.
according to another aspect of the present invention, provide a kind of charging equipment of electric automobile, comprised described before vehicle-mounted mobile high-voltage charging management system.
according to a further aspect of the invention, provide a kind of vehicle-mounted mobile high-voltage charging management method, having comprised: simulated accelerator pedal signal to offer engine, thereby make described engine output power drive generator to generate electricity; Communicate by letter with battery management system with the electric machine controller of generator; And the charging process of control generator to battery.
in above-mentioned vehicle-mounted mobile high-voltage charging management method, control generator the charging process of battery is comprised: judge that whether generator and battery be ready; If generator and battery are ready, set prompting forceful electric power flag bit the residing state of judgement charging; If generator and battery are not ready, directly judge the residing state of charging.
in above-mentioned vehicle-mounted mobile high-voltage charging management method, the residing state that charges comprises the state of shaking hands, parameter configuration state, charged state, charging done state and error status.
Accompanying drawing explanation
after having read the specific embodiment of the present invention with reference to accompanying drawing, those skilled in the art will become apparent various aspects of the present invention.Those skilled in the art should be understood that: these accompanying drawings are only for coordinating embodiment that technical scheme of the present invention is described, and are not intended to protection scope of the present invention to be construed as limiting.
fig. 1 describes one of two kinds of mode of operations of vehicle-mounted mobile high-voltage charging management system according to an embodiment of the invention, i.e. charge mode;
fig. 2 is the state control program flow chart of charging manager according to an embodiment of the invention, describes five states of charging process;
fig. 3 is high-voltage charging management electrical schematic diagram, the electric control project of descriptive system.
Embodiment
what introduce below is some in multiple possibility embodiment of the present invention, aims to provide basic understanding of the present invention, is not intended to confirm key of the present invention or conclusive key element or limits claimed scope.Easily understand, according to technical scheme of the present invention, do not changing under connotation of the present invention other implementation that one of ordinary skill in the art can propose mutually to replace.Therefore, below embodiment and accompanying drawing be only the exemplary illustration to technical scheme of the present invention, and should not be considered as of the present invention all or be considered as restriction or the restriction to technical solution of the present invention.
domestic current without self power generation, charging equipment of electric automobile movably.For addressing this problem, according to a kind of implementation of the present invention, by the forerunner of a 4-wheel driven car is retained, rear-guard output shaft is connected with the power shaft of generator, engine output power drive generator generate electricity to realize possess " removable ", the charging device of " without external power supply " feature.In this charging device, comprise vehicle-mounted mobile high-voltage charging management system.During this system operation, there are two mode of operations:
one, driving mode: system is when this pattern, and engine output power passes in front-wheel by intermediate transmission mechanism, thus drive running car, and under this pattern, system can not be generated electricity;
two, charge mode: system is when this pattern, and engine output disconnects with front-wheel, and outputting power is passed in generator and generated electricity by intermediate transmission mechanism, and under this pattern, automobile can not travel.
fig. 1 has schematically illustrated generator and under the control of vehicle-mounted mobile high-voltage charging management system of the present invention, high-tension battery has been charged.In the left-half of Fig. 1, schematically illustrated the high-tension battery structure that comprises two protection switch KM1 and KM2.It is important to point out, protection switch KM1 and KM2 are only schematically, in actual applications, can select as required the number of protection switch.
at the right half part of Fig. 1, schematically illustrated vehicle-mounted mobile high-voltage charging management system of the present invention.As shown in the figure, in a specific embodiment, vehicle-mounted mobile high-voltage charging management system comprises charging manager and man-machine interface (HMI).Charging manager communicates by CAN bus and electric machine controller, thereby can control generator.When charging (when charging socket docks with charging plug), charging manager also can come to communicate with battery management system by other one group of CAN bus.
when charge mode, charging manager is simulated accelerator pedal signal to offer engine with two-way pulse width modulating signal, thereby makes described engine output power drive generator to generate electricity.Charging manager also communicates by CAN bus and electric machine controller, battery management system respectively, and and then the charging process of control generator to battery.
in a specific implementation, high-voltage charging management system is integrated in singlechip controller and touch-screen in a system, by a form with the control box of the external interface of touch-screen, embodies.Charge Management controller is take Freescale (Freescale) single-chip microcomputer (9S12 series MC9S12XEQ512 chip) as core controller, chip carries two CAN modules, one for communicating by letter with electric machine controller, another for BMS(Battery Management System battery management system) communicate by letter.Native system is also used two-way PWM(Pulse Width Modulation pulse width modulation) simulation accelerator pedal signal, thus control engine.In addition, native system has used a UART (Universal Asynchronous Receiver/Transmitter Universal Asynchronous Receiver & dispensing device) serial ports to realize and the communicating by letter of electric resistance touch screen.Thereby some state parameters of battery and motor in demonstration charging process that can be real-time, as information such as charging current, charging voltage, SOC and dynamo battery faults.In addition can also realize by touch-screen, the adjusting of engine speed.Simple to operate, friendly interface.
with reference to figure 2, it shows the state control program flow chart of charging manager according to an embodiment of the invention.As shown in the figure, charging manager can first judge generator and battery whether ready.If generator and battery are ready, set prompting forceful electric power flag bit the residing state of judgement charging.And if generator and battery are not ready, directly judge the residing state of charging.According to an embodiment of the invention, the residing state that charges comprises the state of shaking hands, parameter configuration state, charged state, charging done state and error status.
one, the state of shaking hands
first the state of shaking hands completes the detection of motor and battery, sees if there is fault or abnormal.Confirm to complete after not abnormal and the shaking hands and relevant confirmation of motor, battery.
two, parameter configuration state
signal parameter in the message that parsing battery, motor send, arranges high-voltage charging management system self parameter and sends to motor and battery after calculating.
three, charged state
charging process rests on this state mostly, mainly completes the coordination between motor in charging process, battery and engine.First the charging voltage of real time parsing battery management system, electric current demand, try to achieve power demand according to electric current and voltage demand.Then the current rotating speed of real time parsing engine and the current torque of motor, the rotating speed of the engine arranging according to operating personnel, the power demand of trying to achieve calculate the torque-demand of motor, and send to electric machine controller to realize the control of torque.
four, charging done state
the message sending according to battery management system judges whether charging finishes.
five, error status
no matter which state in above-mentioned, if wrong information detected, jumps to error status and carries out corresponding wrong processing.
fig. 3 is high-voltage charging management electrical schematic diagram, the electric control project of descriptive system.From electrical schematic diagram, electric upper use be the large circuit breaker of little Control, beginnings at different levels are controlled layer by layer, are provided with confirmation button before charging, and in major loop, are provided with emergency stop switch S, thereby guarantee the carrying out of charging process safety and stability.
according to one embodiment of the present invention, below with reference to Fig. 1 and Fig. 3, whole charging operations flow process is described:
step 101: all switches are placed in to OFF shelves, disconnect the mechanical connection of engine and motor;
step 102: closed K1, for light current;
step 103: confirm that touch-screen shows normal, and reaffirm that other equipment are normal;
step 104: closed K2, for forceful electric power;
step 105: charge port is inserted to battery (be necessary to point out, must carry out this step again after K2 closure);
step 106: ato unit (in preferred a realization, can warm-up the engine to make engine speed stable);
step 107: engage a gear is to motor shelves (be necessary to point out, must just can carry out this step after engine is stable);
step 108: press the operation key on touch-screen, the rotating speed that engine is set is 1200r/min;
step 109: closed K button, starts generating;
step 110: adjust in real time engine speed (in preferred a realization, engine speed is not higher than 1500r/min) according to the size of current on touch-screen;
step 111: determine whether complete charge according to the SOC value on touch-screen;
step 112: charging finishes rear disconnection K;
step 113: after engine is got back to car load idling, disconnect K2 engage a gear in neutral gear;
step 114: kill engine;
step 115: pull up charging gun;
step 116: disconnect K1;
so far, whole charging operations flow process finishes.
according to measuring; utilize vehicle-mounted mobile high-voltage charging management system of the present invention; when charging voltage 300V, motor can send the electric current of 30A left and right; the electric current of this output is more stable; battery is also had to certain protective effect, charges to SOC(State of Charge battery remaining power)=75% need 80 minutes.In addition, two the CAN baud rates (being the number of times that in each second, communication precedent state changes) in vehicle-mounted mobile high-voltage charging management system of the present invention are more reasonable, are respectively 250KB/S and 500KB/S.
above, describe the specific embodiment of the present invention with reference to the accompanying drawings.But those skilled in the art can understand, without departing from the spirit and scope of the present invention in the situation that, can also do various changes and replacement to the specific embodiment of the present invention.These changes and replacement all drop in the claims in the present invention book limited range.
Claims (12)
1. a vehicle-mounted mobile high-voltage charging management system, comprising:
Charging manager, described charging manager is used for simulating accelerator pedal signal to offer engine, thereby makes described engine output power drive generator to generate electricity; Described charging manager is also controlled generator and is communicated by letter with battery, thereby generator is controlled to the charging process of battery.
2. vehicle-mounted mobile high-voltage charging management system as claimed in claim 1, also comprises man-machine interface, and described man-machine interface is configured to regulate engine speed, shows charging voltage, electric current and battery information.
3. vehicle-mounted mobile high-voltage charging management system as claimed in claim 1, wherein said system is not worked when driving mode, and works when charge mode; Wherein,
Described driving mode refers to that engine output power passes in vehicle front-wheel by intermediate transmission mechanism, thereby drives Vehicle Driving Cycle; And described charge mode is that mean engine output disconnects with vehicle front-wheel, and engine output power is passed in generator and generated electricity by intermediary agency.
4. vehicle-mounted mobile high-voltage charging management system as claimed in claim 1, described charging manager comprises the control of charging process:
Judge that whether generator and battery be ready;
If generator and battery are ready, set prompting forceful electric power flag bit the residing state of judgement charging;
If generator and battery are not ready, directly judge the residing state of charging.
5. vehicle-mounted mobile high-voltage charging management system as claimed in claim 4, the residing state that wherein charges comprises the state of shaking hands, parameter configuration state, charged state, charging done state and error status.
6.6. vehicle-mounted mobile high-voltage charging management system as claimed in claim 1, also comprises emergent stopping parts, for disconnecting being connected of generator and battery, thereby guarantees the carrying out of charging process safety and stability.
7. vehicle-mounted mobile high-voltage charging management system as claimed in claim 1, wherein said charging manager carries out communication by CAN bus and battery management system, electric machine controller.
8. vehicle-mounted mobile high-voltage charging management system as claimed in claim 2, wherein said man-machine interface is electric resistance touch screen, it is communicated by letter with described charging manager by Universal Asynchronous Receiver & dispensing device serial ports.
9. a charging equipment of electric automobile, comprises the vehicle-mounted mobile high-voltage charging management system as described in any one in claim 1 to 8.
10. a vehicle-mounted mobile high-voltage charging management method, comprising:
Simulate accelerator pedal signal to offer engine, thereby make described engine output power drive generator to generate electricity;
Communicate by letter with battery management system with the electric machine controller of generator; And
Control the charging process of generator to battery.
11. vehicle-mounted mobile high-voltage charging management methods as claimed in claim 10, wherein, control generator the charging process of battery is comprised:
Judge that whether generator and battery be ready;
If generator and battery are ready, set prompting forceful electric power flag bit the residing state of judgement charging;
If generator and battery are not ready, directly judge the residing state of charging.
12. vehicle-mounted mobile high-voltage charging management methods as claimed in claim 11, the residing state that wherein charges comprises the state of shaking hands, parameter configuration state, charged state, charging done state and error status.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201210391607.8A CN103730941A (en) | 2012-10-16 | 2012-10-16 | Vehicle-mounted moving high-voltage charge management system and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210391607.8A CN103730941A (en) | 2012-10-16 | 2012-10-16 | Vehicle-mounted moving high-voltage charge management system and method |
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| CN103730941A true CN103730941A (en) | 2014-04-16 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105553040A (en) * | 2016-02-04 | 2016-05-04 | 张希梅 | Alternating current charging station based on automatic switch control |
| CN109291797A (en) * | 2018-11-02 | 2019-02-01 | 蔚来汽车有限公司 | Device and method, electrical system and the movable charging vehicle of electic protection are provided |
| CN111469695A (en) * | 2020-05-15 | 2020-07-31 | 营口福泰科技有限责任公司 | Mobile DC charging pile with variable charging power and charging method |
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| CN105553040A (en) * | 2016-02-04 | 2016-05-04 | 张希梅 | Alternating current charging station based on automatic switch control |
| CN109291797A (en) * | 2018-11-02 | 2019-02-01 | 蔚来汽车有限公司 | Device and method, electrical system and the movable charging vehicle of electic protection are provided |
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| CN111469695A (en) * | 2020-05-15 | 2020-07-31 | 营口福泰科技有限责任公司 | Mobile DC charging pile with variable charging power and charging method |
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Application publication date: 20140416 |