CN103094959B - Portable automatic electric car charging box and arranging and running method thereof - Google Patents
Portable automatic electric car charging box and arranging and running method thereof Download PDFInfo
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Abstract
The invention discloses a portable automatic electric car charging box and an arranging and running method thereof. The charging box comprises a power supply plug, an electricity box and more than one charging cables, wherein one end of each cable extends out of the electricity box, a charging port is positioned at the other end of each cable. A circuit control system of the electricity box comprises a main control module and a peripheral circuit module connected with the main control module. The peripheral circuit module comprises an input protection switch module, an output control module and a charging port module, wherein the input protection switch module is connected with a power line, the input protection switch module is provided with a breaker with electric leakage protection, and the output control module is connected with the cables and is provide with contactor units corresponding to all cables. The charging box is convenient to carry, can be installed at places of family garages, parking lots, public places and the like where power supply ports are provided, brings convenience to timely charging of electric cars, can serve as base supporting facility in electric car industry and is favorable for electric cars to be popularized and applied.
Description
Technical field
The present invention relates to charging electric vehicle box technology field, more particularly, relate to a kind of electric automobile automatic charging case.
Background technology
Current, along with energy and environment become the problem that Present Global is paid close attention to the most, as the electric automobile of traffic transition, green traffic important carrier, obtain extensive concern and the great attention of countries in the world.China planned major scientific and technological project since 2000, promote the development of the new-energy automobile industry of the types such as hybrid vehicle, pure electric automobile and fuel cell car, at present, the application of thousand above energy-conservation and new-energy automobiles is being carried out in existing 13 cities, the whole nation.Recoverable amount as the electric automobile of new-energy automobile Typical Representative increases gradually, and electrically-charging equipment is as the important foundation auxiliary facility of electric automobile, and its demand will increase increasingly.
In the application of electric automobile, charging electric vehicle facility is the business-like complete sets of basic equipment facility of electric automobile, its effect is equal to the gas station of current fuel-engined vehicle, only possesses the electrically-charging equipment that function admirable, simple to operate, safe and reliable applicable family expenses are installed, the development of middle-size and small-size ev industry just can further be advanced, the industrialization of electric automobile and popularize just and can better be promoted.
Summary of the invention
Technical purpose of the present invention is to solve middle-size and small-size charging electric vehicle problem easily, and a kind of portable charging electric vehicle case is provided, and can carry out the charging of electric automobile in the place with common power plug.
Technical scheme of the present invention is:
A kind of Portable electric automobile automatic charging case, is characterized in that, comprises attaching plug, electronic box and an above charging cable, and stretch out from electronic box described cable one end, and the other end is provided with charging inlet;
The circuit control system of described electronic box comprises main control module and the peripheral circuit module being connected with main control module, described peripheral circuit module comprises input protection switch module, output control module and charging inlet module, described input protection switch module is connected with power line, and input protection switch module is provided with is with earth leakage protective circuit breaker; Described output control module is connected with cable, and corresponding every cable is respectively equipped with a contact unit.
Further technical scheme comprises:
Described main control module is provided with ADC analog sampling interface; Described input protection switch module is provided with current/voltage testing circuit and power-measuring circuit, can pass through current transformer, voltage transformer etc. and gather electric current, voltage signal etc.
The charging inlet of the corresponding every cable of described main control module is respectively equipped with pwm signal output circuit unit, for sending pwm signal to electric automobile CP terminal, does to control and confirms.
Described input protection switch module is provided with PE monitoring circuit.
The circuit control system of described electronic box is provided with the electronic lock circuit module of control cables pull.
The guidance panel of described electronic box is provided with power supply indicator, charged state indicator light, controls the emergency stop push button that stops charge button and control charging case way circuit of single charging inlet.
A kind of Portable electric automobile automatic charging case operation method is set, it is characterized in that, described charging case is provided with attaching plug, electronic box, cable and charging inlet, and the circuit control system of described electronic box comprises main control module and the peripheral circuit module being connected with main control module:
1) described main control module is for sending control command and controlling the realization of steering circuit, the running status of managing peripheral circuit module and the each parts of watch-dog, and described main control module is provided with:
ADC analog sampling interface, current signal or the voltage signal of collection peripheral circuit;
Pwm signal output circuit, sends pwm signal to electric automobile CP terminal, does to control and confirms;
2) described peripheral circuit module comprises input protection switch module, output control module and charging inlet module:
Described input protection switch module is connected with power line, is provided with and is with earth leakage protective circuit breaker, PE monitoring circuit and current/voltage testing circuit and power-measuring circuit;
The corresponding every cable of described output control module is respectively equipped with contact unit, realizes the charging control to cable interface by contactor, detects in real time the attracting state of contactor, and send testing result to main control module by contactor auxiliary contact.
The circuit control system of described electronic box can arrange the electronic lock circuit module of control cables pull, automatically locks cable in the time that electronic box charges; While stopping charging, release cable; In the situation that charging case has a power failure, automatic unlocking cable.
After energising, the running of charging case of the present invention is as follows:
1) start hardware check, whether judgment means has fault, if the fault of existence, the charging output of halt circuit, on the contrary illustrate electronic box in holding state by status indicator lamp, continue next step;
2) main control module judges charge mode, and charging strategy is set;
While being provided with multiple charging inlet, if single-phase charge mode, work when charging inlet is different, main control module checks after charging inlet connection status, determines charging sequence, charging inlet is worked in order successively; If three-phase charge mode, charging inlet can not be subject to the above restrictions, and multiple electric automobiles is charged simultaneously, continues next step;
3) main control module reads the leakage current value of PE monitoring circuit, and whether reliable ground of judgment device is fault if having, otherwise continues next step;
4) main control module reads contactor attracting state, judges whether unanimously with the instruction providing, and is fault if not, otherwise continues next step;
5) current value that main control module reading current voltage detecting circuit gathers, judge the whether operating state in charging of electronic box, if not in running order, read the voltage signal values of charging inlet CC terminal, judge whether charging inlet is connected with automobile, if do not connect, get back to the 3rd) step; If there is connection, send the pulse of setpoint frequency to pwm signal output circuit, status indicator lamp signal charging case, in connection status, continues next step; If in charged state, jump to the 7th) step;
Under charging inlet connection status, as configuration electronic lock circuit, main control module sends to electronic lock circuit the order of locking;
6) main control module reads the voltage signal of CP terminal, judges that whether vehicle is ready, if not ready, gets back to the 3rd) step; If ready, main control module sends current limit control impuls to pwm signal output circuit, and time delay several seconds sends close command to contactor, starts charging, and status indicator lamp signal charging case, in charged state, continues next step;
7) the current/voltage value that main control module reading current voltage detecting circuit gathers, whether overcurrent of decision circuitry, if be fault, otherwise continues next step;
8) main control module reads the voltage signal values of charging inlet CC terminal, judges whether charging inlet connects, if be fault without connecting, otherwise continues next step;
9) current value that main control module reads according to current detection circuit, judges whether batteries of electric automobile has charged, if charged, indicator light signal charging finishes, and jumps to the
13)step; Complete if uncharged, continue next step;
10) main control module stops charge button or emergency stop push button state according to what read, judges whether that someone presses to stop charge button or emergency stop push button, if do not press, gets back to the 3rd) step; If press, continue next step;
11) illustrate charging to finish by indicator light, main control module sends instruction to contactor and disconnects, and stops sending pwm signal, and as configuration electronic lock sends unlock command to electronic lock circuit, time delay is waited for, then got back to the 3rd for several seconds) step;
12) the various faults of above-mentioned appearance, according to the type of fault, make the malfunction indicator lamp of corresponding charging inlet bright, continue next step;
13) stop sending pwm pulse signal to corresponding electric automobile, as configuration electronic lock sends unlock command to corresponding electronic lock circuit;
14) according to the magnitude of voltage reading, find voltage over zero, send instruction to contactor and disconnect.
If the unexpected dead electricity of charging case, and configured electronic lock, can power and send unlock command to all electronic lock circuits by super capacitor.
Beneficial effect of the present invention:
Portable electric automobile charging case involved in the present invention, can be set to light small and exquisite casing and carry with car, and being installed on private garage, parking lot or commercial location etc. provides the place of power interface, can charge easily.It is several that electronic box can be designed to Portable suitcase, charging pile and wall-hanging charging case etc. by the difference of mounting means.Portable suitcase is applicable to carrying, conveniently charge at any time in any place that Power Supplies Condition is provided, charging pile is adapted at various parking lots and ground installation is carried out in curb parking position, wall-hangingly be adapted at that space is crowded, periphery has the fixed buildings such as wall to carry out wall hanging installation, as underground parking or garage.Charging case configuration electric leakage, ground connection, overcurrent of the present invention, open circuit etc. detects defencive function; can effectively ensure the safety of the person and equipment; and by the various states of control module real-time watch device, can realize the automatic control of charging process, make whole charging process safe, easy.
Brief description of the drawings
Fig. 1 is charging case operating board structure schematic diagram of the present invention;
Fig. 2 is the electrical block diagram of charging case of the present invention;
Fig. 3 is the workflow schematic diagram of charging case of the present invention.
Embodiment
In order to illustrate technical scheme of the present invention and technical purpose, below in conjunction with the drawings and the specific embodiments, the present invention is described further.
As shown in Figure 1, a kind of Portable electric automobile automatic charging case, is provided with attaching plug, electronic box and three charging cables, and described cable is arranged in order and stretches out from electronic box, and the cable other end is provided with charging gun.
The guidance panel of described electronic box is provided with power supply indicator 1, charged state indicator light, controls the emergency stop push button that stops charge button 2 and control charging case way circuit of single charging inlet.
When power supply indicator 1 is bright, illustrate that electronic box switches on.When red led 6 is bright, illustrate that charging is abnormal, as detected, charging gun interface is not connected with automobile, charging current is excessive, charging case is abnormal etc., stops charging.
Corresponding every cable is also respectively equipped with one group of independent status indicator lamp and stops charge button 2:
Green status indicator lamp 3 glimmers, and illustrates that charging case is in holding state, is not connected with Rechargeable vehicle;
Green status indicator lamp 3 Chang Liang, illustrate that charging case is in holding state, charging case charging inlet with Rechargeable vehicle successful connection;
Blue status indicator lamp 4 glimmers, and illustrates that Rechargeable vehicle is ready to, waits to be charged;
Blue status indicator lamp 4 Chang Liang, illustrate that charging case is in normal charging condition.
Stop charge button 2 and control for the charge circuit of corresponding charging inlet, when lifting corresponding circuit button, after the control of disconnection corresponding circuit is guided 500 milliseconds, contact-making switch is opened, charging cable release.If cable is not drawn out, after 10 seconds, charging cable will again lock and control guiding and again connect, and charging case continues the possible charging process of operation.When lifting after emergency stop push button, the contact-making switch in three loops is opened immediately, stops charging release charging cable.
As shown in Figure 1, three charging guns can connect three cars simultaneously and charge, when charge mode is single-phase type when charging, charging inlet automatically in order one one be that three electric automobiles charge, and three-phase when charging can be that three electric automobiles charge simultaneously.
The charging inlet of vehicle and the charging inlet of electronic box comprise respectively 7 pairs of contacts, and its electric parameter value and function definition are as shown in table 1.
table 1 contact electric parameter value and function definition
In figure, 5 is power supply input, is divided into single-phase input and two kinds of situations of three-phase input, input voltage 220V, input maximum current 32A.
The circuit control system of described electronic box comprises main control module and peripheral circuit module:
1) described main control module is for sending control command and controlling the realization of steering circuit, the running status of managing peripheral circuit module and the each parts of watch-dog, and described main control module is provided with:
A) ADC analog sampling interface, gather current signal, voltage signal or other signal of peripheral circuit, to grasp the charged state of electronic box and automobile, thereby complete recharge logic, fault monitoring and protection function, realize the automatic control of charging process and the automatic processing of abnormal conditions;
B) pwm signal output circuit, sends pwm signal to electric automobile CP terminal, does to control and confirms, each charging inlet configures respectively a pwm signal output circuit independently;
2) described peripheral circuit module comprises input protection switch module, output control module and charging inlet module:
A) described input protection switch module is connected with power line; realize the power supply control to power end by circuit breaker; fuser belt earth leakage protective; for detection of electrical enclosure whether with the unexpected short circuit of live wire; avoid the person to cause danger, electronic box can automatically be tested the earth leakage protective of circuit breaker before charging.
Input protection switch module is also provided with PE monitoring circuit, current/voltage testing circuit and power-measuring circuit;
B) the corresponding every cable of described output control module is respectively equipped with the contact unit of a correspondence, realize the charging control to cable interface by contactor, the attracting state that detects in real time contactor by contactor auxiliary contact, sends testing result to main control module.
C) described charging inlet module can be according to the charging gun interface of compound GB 20234 standards of the different configuration of area of application charging inlet standard, IEC62196-2, SAE J1772 standard.
D) electronic lock circuit module automatically locks cable in the time that electronic box charges; While stopping charging, release cable, makes cable can carry out pull; In the situation that charging case has a power failure, automatic unlocking cable.
After charging case energising of the present invention, the running of described charging case is as follows:
1) start hardware check, whether judgment means has fault, if the fault of existence, the charging output of halt circuit, on the contrary illustrate electronic box in holding state by status indicator lamp, continue next step;
2) main control module judges charge mode, and charging strategy is set;
While being provided with multiple charging inlet, if single-phase charge mode, work when charging inlet is different, main control module checks after charging inlet connection status, determines charging sequence, charging inlet is worked in order successively; If three-phase charge mode, three charging inlets can be worked simultaneously, and complete independently charging flow separately, continues next step separately;
3) main control module reads the leakage current value of PE monitoring circuit, and whether reliable ground of judgment device is fault if having, otherwise continues next step;
4) main control module reads contactor attracting state, judges whether unanimously with the instruction providing, and is fault if not, otherwise continues next step;
5) current value that main control module reading current voltage detecting circuit gathers, judge the whether operating state in charging of electronic box, if not in running order, read the voltage signal values of charging inlet CC terminal, judge whether charging inlet connects, if do not connect, get back to the 3rd) step; If there is connection, send the pulse of certain frequency (as 1kHZ, duty ratio 5%) to pwm signal output circuit, status indicator lamp signal charging case, in connection status, continues next step; If in charged state, jump to the 7th) step;
Under connection status, as configuration electronic lock circuit, main control module sends to electronic lock circuit the order of locking;
6) main control module reads the voltage signal of CP terminal, judges that whether vehicle is ready, if not ready, gets back to the 3rd) step; If ready, main control module sends current limit control impuls to pwm signal output circuit, and time delay several seconds (as 2-5 second), sends close command to contactor, starts charging, and status indicator lamp signal charging case, in charged state, continues next step;
7) the current/voltage value that main control module reading current voltage detecting circuit gathers, whether overcurrent of decision circuitry, if be fault, otherwise continues next step;
8) main control module reads the voltage signal values of charging inlet CC terminal, judges whether charging inlet connects, if be fault without connecting, otherwise continues next step;
9) current value that main control module reads according to current detection circuit, judges whether batteries of electric automobile has charged, if charged, indicator light signal charging finishes, and jumps to the 13rd) step; Complete if uncharged, continue next step;
10) main control module stops charge button or emergency stop push button state according to what read, judges whether that someone presses to stop charge button or emergency stop push button, if do not press, gets back to the 3rd) step; If press, continue next step;
11) illustrate charging to finish by indicator light, main control module sends instruction to contactor and disconnects, and stops sending pwm signal, and as configuration electronic lock sends unlock command to electronic lock circuit, time delay several seconds (as 2-8 second) is waited for, then gets back to the 3rd) step;
12) the various faults of above-mentioned appearance, according to the type of fault, make the malfunction indicator lamp of corresponding charging inlet bright, continue next step;
13) stop sending pwm pulse signal to corresponding electric automobile, as configuration electronic lock sends unlock command to corresponding electronic lock circuit;
14) according to the magnitude of voltage reading, find voltage over zero, send instruction to contactor and disconnect.
In said process, the unexpected dead electricity of charging case, as configuration electronic lock, is powered and is sent unlock command to all electronic lock circuits by super capacitor.
More than show and described general principle of the present invention, principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; that in above-described embodiment and specification, describes just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (3)
- A Portable electric automobile automatic charging case operation method is set, it is characterized in that, described charging case is provided with attaching plug, electronic box, cable and charging inlet, and the circuit control system of described electronic box comprises main control module and the peripheral circuit module being connected with main control module:1) described main control module is for sending control command and controlling the realization of steering circuit, the running status of managing peripheral circuit module and the each parts of watch-dog, and described main control module is provided with:ADC analog sampling interface, current signal or the voltage signal of collection peripheral circuit;Pwm signal output circuit, sends pwm signal to electric automobile CP terminal, does to control and confirms;2) described peripheral circuit module comprises input protection switch module, output control module and charging inlet module:Described input protection switch module is connected with power line, is provided with and is with earth leakage protective circuit breaker, PE monitoring circuit and current/voltage testing circuit and power-measuring circuit;The corresponding every cable of described output control module is respectively equipped with contact unit, realizes the charging control to cable interface by contactor, detects in real time the attracting state of contactor, and send testing result to main control module by contactor auxiliary contact;After described charging case energising, the running of described charging case is as follows:1) start hardware check, whether judgment means has fault, if the fault of existence, the charging output of halt circuit, on the contrary illustrate electronic box in holding state by status indicator lamp, continue next step;2) main control module judges charge mode, and charging strategy is set;While being provided with multiple charging inlet, if single-phase charge mode, work when charging inlet is different, main control module checks after charging inlet connection status, determines charging sequence, charging inlet is worked in order successively; If three-phase charge mode, charging inlet can not be subject to the above restrictions, and three charging inlets can be worked or work when different simultaneously, continue next step;3) main control module reads the leakage current value of PE monitoring circuit, and whether reliable ground of judgment device, is fault if not, otherwise continues next step;4) main control module reads contactor attracting state, judges whether unanimously with the instruction providing, and is fault if not, otherwise continues next step;5) current value that main control module reading current voltage detecting circuit gathers, judge the whether operating state in charging of electronic box, if not in running order, read the voltage signal values of charging inlet CC terminal, judge whether charging inlet is connected with automobile, if do not connect, get back to the 3rd) step; If there is connection, send the pulse of setpoint frequency to pwm signal output circuit, status indicator lamp signal charging case, in connection status, continues next step; If in charged state, jump to the 7th) step;Under charging inlet connection status, when configuration electronic lock circuit, main control module sends to electronic lock circuit the order of locking;6) main control module reads the voltage signal of CP terminal, judges that whether vehicle is ready, if not ready, gets back to the 3rd) step; If ready, main control module sends current limit control impuls to pwm signal output circuit, time delay 2-5 second, sends close command to contactor, starts charging, and status indicator lamp signal charging case, in charged state, continues next step;7) the current/voltage value that main control module reading current voltage detecting circuit gathers, whether overcurrent of decision circuitry, if be fault, otherwise continues next step;8) main control module reads the voltage signal values of charging inlet CC terminal, judges whether charging inlet connects, if be fault without connecting, otherwise continues next step;9) current value that main control module reads according to current detection circuit, judges whether batteries of electric automobile has charged, if charged, indicator light signal charging finishes, and jumps to the 13rd) step; Complete if uncharged, continue next step;10) main control module stops charge button or emergency stop push button state according to what read, judges whether that someone presses to stop charge button or emergency stop push button, if do not press, gets back to the 3rd) step; If press, continue next step;11) illustrate charging to finish by indicator light, main control module sends instruction to contactor and disconnects, and stops sending pwm signal, and when configuration electronic lock sends unlock command to electronic lock circuit, time delay 2-8 waits for, then get back to the 3rd second) step;12) the various faults of above-mentioned appearance, according to the type of fault, make the malfunction indicator lamp of corresponding charging inlet bright, continue next step;13) stop sending pwm pulse signal to corresponding electric automobile, when configuration electronic lock sends unlock command to corresponding electronic lock circuit;14) according to the magnitude of voltage reading, find voltage over zero, send instruction to contactor and disconnect.
- A kind of Portable electric automobile automatic charging case according to claim 1 operation method is set, it is characterized in that:The circuit control system of described electronic box is provided with the electronic lock circuit module of control cables pull, automatically locks cable in the time that electronic box charges; While stopping charging, release cable; In the situation that charging case has a power failure, automatic unlocking cable.
- A kind of Portable electric automobile automatic charging case according to claim 2 operation method is set, it is characterized in that:The unexpected dead electricity of charging case, when configuration electronic lock, is powered and is sent unlock command to all electronic lock circuits by super capacitor.
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Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104377773B (en) * | 2014-11-20 | 2016-05-18 | 刘同鑫 | A kind of charging case of battery of mobile phone |
| CN104882937A (en) * | 2015-06-04 | 2015-09-02 | 中国民航大学 | Wired charging system of electric special vehicle |
| CN104882938A (en) * | 2015-06-04 | 2015-09-02 | 中国民航大学 | Wired charging system of electric special vehicle |
| CN105186654B (en) * | 2015-10-16 | 2016-08-17 | 苏州达思灵新能源科技有限公司 | A kind of hand held, electric automobile movable power source |
| CN105391146A (en) * | 2015-11-26 | 2016-03-09 | 苏州乐啟电动车辆有限公司 | Portable quantifiable electric vehicle charging device |
| CN105811539A (en) * | 2016-05-25 | 2016-07-27 | 江苏帕维电动科技有限公司 | Multi-connector charger for electric vehicles |
| CN106080232A (en) * | 2016-06-04 | 2016-11-09 | 孙麟声 | Underground garage integrated box charging pile |
| CN105978085A (en) * | 2016-06-16 | 2016-09-28 | 深圳市科陆电子科技股份有限公司 | Alternating current charging gun |
| CN107293912A (en) * | 2016-11-14 | 2017-10-24 | 深圳市奥昇汽车零部件科技有限公司 | A kind of actuating mechanism and its device of the locking system as electric automobile charging pile |
| CN108462369A (en) * | 2018-02-28 | 2018-08-28 | 湖州旭源电气科技有限公司 | A kind of modular high-power high frequency switch power |
| CN113442759B (en) * | 2019-12-27 | 2022-07-12 | 重庆国翰能源发展有限公司 | Charging pile with switchable control guide circuit and charging method |
| CN113665379A (en) * | 2021-08-31 | 2021-11-19 | 中国第一汽车股份有限公司 | Charging conversion system and method for electric automobile |
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| TWI239112B (en) * | 2004-11-23 | 2005-09-01 | Sinbon Electronics Company Ltd | Portable charging system |
| CN101888110B (en) * | 2010-01-21 | 2013-01-02 | 彭绍岛 | High-power portable intelligent recharge and discharge machine |
| CN203104013U (en) * | 2012-12-29 | 2013-07-31 | 国电南瑞科技股份有限公司 | A portable electric automobile automatic charging case |
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