CN106160158B - A kind of power supply device of electric automobile and a kind of motor vehicle - Google Patents
A kind of power supply device of electric automobile and a kind of motor vehicle Download PDFInfo
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- CN106160158B CN106160158B CN201510147706.5A CN201510147706A CN106160158B CN 106160158 B CN106160158 B CN 106160158B CN 201510147706 A CN201510147706 A CN 201510147706A CN 106160158 B CN106160158 B CN 106160158B
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Abstract
The invention discloses a kind of power supply device of electric automobile and a kind of motor vehicles, including bridge rectifier, and bridge rectifier is by charging to super capacitor so that super capacitor charges to external batteries of electric automobile group as energy storage device.The present invention can improve the deficiencies in the prior art, not only realize function of supplying power of the electric vehicle under no power grid or power supply environment, but also improve the stability of charge power supply.
Description
Technical field
The present invention relates to electric vehicle emergency service field, especially a kind of power supply device of electric automobile and one kind are motor-driven
Vehicle.
Background technology
Existing electric vehicle method of supplying power to is typically all by the stake of power grid power supply-charging and charging station, as conventional electricity
Electrical automobile method of supplying power to has been used widely.But it is higher for the burden requirement of power grid, to the charging speed of electric vehicle
Degree is slower.Simultaneously during electric vehicle use, if electric quantity of batteries of electric vehicle is not enough to driving vehicle traveling, and it is electronic
Automobile does not have power grid, charging pile or charging station nearby, then can not charge to vehicle.
In the prior art, Chinese invention patent CN 204012784 U, CN 201750181 U disclose two kinds of moving chargings
Electric car realizes the flexible convenient charging for electric vehicle.But mobile charging device in the prior art was for charging
The voltage control of journey is not good enough, causes larger using being damaged to the battery pack of electric vehicle when mobile charging.
Invention content
The technical problem to be solved in the present invention is to provide a kind of power supply device of electric automobile and a kind of motor vehicles, can solve
Certainly the deficiencies in the prior art not only realize function of supplying power of the electric vehicle under no power grid or power supply environment, but also improve
The stability of charge power supply.
In order to solve the above technical problems, the technical solution used in the present invention is as follows.
A kind of power supply device of electric automobile, power input are provided with bridge rectifier, the output of bridge rectifier
End is in series with first resistor, zener diode, second resistance and the first capacitance, the tie point company of zener diode and second resistance
Be connected to the grid of the first metal-oxide-semiconductor, the drain electrode of the first metal-oxide-semiconductor by 3rd resistor be connected to first resistor and zener diode it
Between, the source electrode of the first metal-oxide-semiconductor is connected to the grid of the second metal-oxide-semiconductor by the 4th resistance, and the drain electrode of the second metal-oxide-semiconductor passes through the 5th electricity
Resistance is connected to the drain electrode of the first metal-oxide-semiconductor, and the source electrode of the second metal-oxide-semiconductor passes through the second capacitance connection to bridge rectifier, voltage stabilizing two
The both ends of pole pipe, second resistance and the first capacitance are parallel with super capacitor, and the tie point of first resistor and super capacitor passes through
Six resistance are connected to the positive input of the first amplifier, and the reverse input end of the first amplifier passes through the 7th resistance eutral grounding, the first fortune
The reverse input end put is connected to the output end of the first amplifier by the 8th resistance, and the both ends of the 8th resistance are parallel with third electricity
Hold, the positive input of the first amplifier is connected to the output end of the first amplifier by the 9th resistance, and the output end of the first amplifier is logical
It crosses the tenth resistance and eleventh resistor is connected to the positive input of the second amplifier, the tie point of the tenth resistance and eleventh resistor
By the output end of the 4th capacitance connection to the second amplifier, the positive input of the second amplifier is by the 5th capacity earth, and second
The reverse input end of amplifier is grounded by twelfth resistor, and the reverse input end of the second amplifier is connected to by thirteenth resistor
The output end of two amplifiers.
A kind of motor vehicle being equipped with above-mentioned power supply device of electric automobile, the circuit system phase of power input and motor vehicle
Connection, power output end are reserved as charging interface.
It is using advantageous effect caused by above-mentioned technical proposal：The present invention carries out AC power using rectification circuit
Rectification, by charging to super capacitor so that electric energy is preserved.When electric vehicle is charged, by super
The electric discharge of grade capacitance charges to electric vehicle, realizes function of supplying power of the electric vehicle under no power grid or power supply environment.
When super capacitor carries out charging energy-storing, by the way that surge under the pressure limiting shunting function of zener diode and metal-oxide-semiconductor, can be prevented electric
Press the damage to super capacitor.When super capacitor carries out electric discharge charging, the voltage regulation filtering of the first amplifier and the second amplifier composition
Circuit can not only effectively reduce the voltage fluctuation caused by loading variation, but also for the voltage wave of super capacitor itself
It is dynamic to carry out good filtering, to improve the stability of charge power supply.
Description of the drawings
Fig. 1 is the circuit diagram of a specific implementation mode of the invention.
In figure：R1, first resistor；R2, second resistance pipe；R3,3rd resistor；R4, the 4th resistance；R5, the 5th resistance；
R6, the 6th resistance；R7, the 7th resistance；R8, the 8th resistance；R9, the 9th resistance；R10, the tenth resistance；R11, eleventh resistor；
R12, twelfth resistor；R13, thirteenth resistor；C1, the first capacitance；C2, the second capacitance；C3, third capacitance；C4, the 4th electricity
Hold；C5, the 5th capacitance；SC, super capacitor；ZD, zener diode；A1, the first amplifier；A2, the second amplifier；Q1, the first MOS
Pipe；Q2, the second metal-oxide-semiconductor.
Specific implementation mode
Referring to Fig.1, the power input of a specific implementation mode of the invention is provided with bridge rectifier, bridge rectifier
The output end of circuit is in series with first resistor R1, zener diode ZD, second resistance R2 and the first capacitance C1, zener diode ZD
The grid of the first metal-oxide-semiconductor Q1 is connected to the tie point of second resistance R2, the drain electrode of the first metal-oxide-semiconductor Q1 is connected by 3rd resistor R3
It is connected between first resistor R1 and zener diode ZD, the source electrode of the first metal-oxide-semiconductor Q1 is connected to the 2nd MOS by the 4th resistance R4
The grid of pipe Q2, the drain electrode of the second metal-oxide-semiconductor Q2 are connected to the drain electrode of the first metal-oxide-semiconductor Q1, the second metal-oxide-semiconductor Q2 by the 5th resistance R5
Source electrode bridge rectifier is connected to by the second capacitance C2, zener diode ZD, second resistance R2 and the first capacitance C1's
The tie point that both ends are parallel with super capacitor SC, first resistor R1 and super capacitor SC is connected to the first fortune by the 6th resistance R6
The positive input of A1 is put, for the reverse input end of the first amplifier A1 by the 7th resistance R7 ground connection, the first amplifier A1's is reversed defeated
Entering the output end that end is connected to the first amplifier A1 by the 8th resistance R8, the both ends of the 8th resistance R8 are parallel with third capacitance C3,
The positive input of first amplifier A1 is connected to the output end of the first amplifier A1, the output of the first amplifier A1 by the 9th resistance R9
End is connected to the positive input of the second amplifier A2 by the tenth resistance R10 and eleventh resistor R11, the tenth resistance R10 and the
The tie point of 11 resistance R11 is connected to the output end of the second amplifier A2 by the 4th capacitance C4, and the forward direction of the second amplifier A2 is defeated
Enter end by the 5th capacitance C5 ground connection, the reverse input end of the second amplifier A2 is grounded by twelfth resistor R12, the second amplifier A2
Reverse input end the output end of the second amplifier A2 is connected to by thirteenth resistor R13.
Wherein, first resistor R1 is 500k Ω, second resistance R2 is 350k Ω, 3rd resistor R3 is 120k Ω, the 4th electricity
It is 75k Ω to hinder R4, and the 5th resistance R5 is 89k Ω, and the 6th resistance R6 is 330k Ω, and the 7th resistance R7 is 100k Ω；8th resistance
R8 is 50k Ω, and the 9th resistance R9 is 70k Ω, and the tenth resistance R10 is 155 k Ω, and eleventh resistor R11 is 95 k Ω, the 12nd
Resistance R12 is 66 k Ω, and thirteenth resistor R13 is 70 k Ω.First capacitance C1 is that 230 μ F, the second capacitance C2 are 87 μ F, third
Capacitance C3 is that 160 μ F, the 4th capacitance C4 are 210 μ F, and the 5th capacitance C5 is 90 μ F.
A kind of motor vehicle being equipped with above-mentioned power supply device of electric automobile, the circuit system phase of power input and motor vehicle
Connection, power output end are reserved as charging interface.
The technical program can also use the combination of lithium battery or lithium battery and super capacitor as energy storage device.By lithium electricity
Pond or ultracapacitor form lithium battery module or super capacitor module or ultracapacitor to connect in the form of parallel connection
With lithium battery mixing module.Lithium battery module voltage is 320V, and capacity 80Ah, super capacitor module voltage is 380V, capacity
For 430F.The input voltage for inputting AC/DC converters is 380V, output voltage 380V, rated current 20A.Export DC/DC
The input voltage range of converter is 240V to 380V, and output voltage range is 200V to 750V, output-current rating 250A
Or 125A.Lithium battery module and super capacitor module shell are cast using aluminium alloy or machining mode makes, or use cold rolling
Steel plate sheet metal process makes, or just has injection casing.Lithium battery module and super capacitor module are using sealing integrated design, side
Just it installs and uses, improve overall security.When necessary, energy storage device shell should take Insulation and heating measures.
Specifically used method is：There are 380V alternating currents to be pre-charged to energy-storage units by input AC converter, filling can be single
After member is fully charged, device standby is spare.When electric vehicle can not be run because of serious power shortage, equipment is travelled to electronic vapour to be charged
It by vehicle, is connect with electric vehicle direct-current charge port to be charged by cable, and powered to electric vehicle.When energy storage module voltage
Less than 240V or charge volume reaches preset value or electric vehicle sends out stopping power supply instruction, or when artificial stopping power supply, equipment
Stop powering to electric vehicle.
Experiment 1
The performance test of equipment of the equipment using lithium battery module as energy-storage units, the performance of main test equipment.
Experimentation includes mainly the following：（1）The charging ability of energy-storage units is tested, after accumulation power supply emptying is electric,
There are 380V alternating currents to power to equipment, the test accumulation power supply fully charged time.（2）The power supply capacity of test equipment, equipment are defeated
Outlet is connect with electric vehicle DC terminal to be powered, after charging 15 minutes to electric vehicle, stops charging, test equipment is electronic
The charge volume and electric vehicle of automobile continue mileage travelled.（3）The continued power ability of test equipment repeats step 2, until setting
Standby is that electric vehicle single power-on time is less than 13 minutes or electric vehicle continues mileage travelled and is less than 70 kilometers.
Using lithium battery module as the experimental data of energy-storage units：
| Serial number | Charging time | Charging current | Power-on time | Supply current | Power supply volume | Electric vehicle mileage travelled again |
| 1 | 5 hours | 20A | 15 minutes | 125A | 31.5Ah | 80.3km |
| 2 | 0 | 0 | 15 minutes | 125A | 31.5Ah | 82.0km |
| 3 | 0 | 0 | 5 minutes | 125A | 10Ah | 21.5km |
Note 1：After the alarm of electric vehicle electricity, then travel after 5km etc. to be charged.
Note 2：Equipment is pre-charged place and electric vehicle about 9 kilometers of distance location of charging
Note 3：Mileage travelled is after electric vehicle electricity is alarmed to electric vehicle again, and vehicle continues after travelling 5km, records vehicle
Mileage travelled.
In equipment, the 3rd time is that electric vehicle is powered after five minutes, and energy-storage units voltage is less than 240V, and equipment stops being electronic
Automobile is powered.
Experiment 2
The performance test of equipment of the equipment using super capacitor module as energy-storage units, the usability of main test equipment
Energy.
Experimentation includes mainly the following：（1）The charging ability of energy-storage units is tested, after accumulation power supply emptying is electric,
There are 380V alternating currents to power to equipment, the test accumulation power supply fully charged time.（2）The power supply capacity of test equipment, equipment are defeated
Outlet is connect with electric vehicle DC terminal to be powered, after charging 15 minutes to electric vehicle, stops charging, test equipment is electronic
The charge volume and electric vehicle of automobile continue mileage travelled.（3）The continued power ability of test equipment repeats step 2, until setting
Standby is that electric vehicle single power-on time is less than 13 minutes or electric vehicle continues mileage travelled and is less than 70 kilometers.
Using lithium battery module as the experimental data of energy-storage units：
| Serial number | Charging time | Charging current | Power-on time | Supply current | Power supply volume | Electric vehicle mileage travelled again |
| 1 | 0.8 hour | 20A | 6 minutes | 125A | 13Ah | 33km |
Note 1：After the alarm of electric vehicle electricity, then travel after 5km etc. to be charged.
Note 2：Equipment is pre-charged place and electric vehicle about 9 kilometers of distance location of charging
Note 3：Mileage travelled is after electric vehicle electricity is alarmed to electric vehicle again, and vehicle continues after travelling 5km, records vehicle
Mileage travelled.
In equipment, the 3rd time is that electric vehicle is powered after five minutes, and energy-storage units voltage is less than 240V, and equipment stops being electronic
Automobile is powered.
Experiment 3
Equipment is using super capacitor module and lithium battery module simultaneously as the performance test of the equipment of energy-storage units, mainly
The performance of test equipment.
Experimentation includes mainly the following：（1）The charging ability of energy-storage units is tested, after accumulation power supply emptying is electric,
There are 380V alternating currents to power to equipment, the test accumulation power supply fully charged time.（2）The power supply capacity of test equipment, equipment are defeated
Outlet is connect with electric vehicle DC terminal to be powered, after charging 15 minutes to electric vehicle, stops charging, test equipment is electronic
The charge volume and electric vehicle of automobile continue mileage travelled.（3）The continued power ability of test equipment repeats step 2, until setting
Standby is that electric vehicle single power-on time is less than 13 minutes or electric vehicle continues mileage travelled and is less than 70 kilometers.
Using lithium battery module as the experimental data of energy-storage units：
| Serial number | Charging time | Charging current | Power-on time | Supply current | Power supply volume | Electric vehicle mileage travelled again |
| 1 | 6 hours | 20A | 15 minutes | 125A | 31.5Ah | 81.5km |
| 2 | 0 | 0 | 15 minutes | 125A | 31.5Ah | 79.9km |
| 3 | 0 | 0 | 13 minutes | 125A | 31.5Ah | 56.1km |
Note 1：After the alarm of electric vehicle electricity, then travel after 5km etc. to be charged.
Note 2：Equipment is pre-charged place and electric vehicle about 9 kilometers of distance location of charging
Note 3：Mileage travelled is after electric vehicle electricity is alarmed to electric vehicle again, and vehicle continues after travelling 5km, records vehicle
Mileage travelled.
In equipment, the 3rd time is after electric vehicle charges 1 minute, since energy-storage units brownout stops charging.
In test process, using motor vehicles as carrier, input AC/DC converters device, energy-storage units, output DC/DC
The equipment scheme of converter composition, can be with effective solution electric vehicle without the powerup issue under fixed power supply facilities occasion.
About 80km can be provided after wherein using scheme of the lithium battery as energy-storage units, equipment once to charge for 2 electric vehicles
Mileage travelled again and 1 electric vehicle about 20 kilometers of mileage travelled again is provided；Using ultracapacitor as energy storage list
The scheme of member, can provide the mileage travelled again of about 33km for 1 electric vehicle.Using ultracapacitor and lithium battery conduct
The scheme of energy-storage units can provide the mileage travelled again of about 80km and going again for 1 vehicle about 56km for 2 electric vehicles
Sail mileage.According to the construction plan of national grid, China builds the standard of a charging station in highway per 50km, and above-mentioned three
A scheme all can be electric vehicle enough mileages travelled again are provided so that electric vehicle can drive to charging station, meet
Emergency service problem of the electric vehicle under the occasion without fixed power supply facilities.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (2)
1. a kind of power supply device of electric automobile, it is characterised in that：Power input is provided with bridge rectifier, bridge rectifier electricity
The output end on road is in series with first resistor（R1）, zener diode（ZD）, second resistance（R2）With the first capacitance（C1）, voltage stabilizing two
Pole pipe（ZD）With second resistance（R2）Tie point be connected to the first metal-oxide-semiconductor（Q1）Grid, the first metal-oxide-semiconductor（Q1）Drain electrode it is logical
Cross 3rd resistor（R3）It is connected to first resistor（R1）And zener diode（ZD）Between, the first metal-oxide-semiconductor（Q1）Source electrode pass through
4th resistance（R4）It is connected to the second metal-oxide-semiconductor（Q2）Grid, the second metal-oxide-semiconductor（Q2）Drain electrode pass through the 5th resistance（R5）Connection
To the first metal-oxide-semiconductor（Q1）Drain electrode, the second metal-oxide-semiconductor（Q2）Source electrode pass through the second capacitance（C2）Bridge rectifier is connected to,
Zener diode（ZD）, second resistance（R2）With the first capacitance（C1）Both ends be parallel with super capacitor（SC）, first resistor
（R1）And super capacitor（SC）Tie point pass through the 6th resistance（R6）It is connected to the first amplifier（A1）Positive input, first
Amplifier（A1）Reverse input end pass through the 7th resistance（R7）Ground connection, the first amplifier（A1）Reverse input end pass through the 8th resistance
（R8）It is connected to the first amplifier（A1）Output end, the 8th resistance（R8）Both ends be parallel with third capacitance（C3）, the first amplifier
（A1）Positive input pass through the 9th resistance（R9）It is connected to the first amplifier（A1）Output end, the first amplifier（A1）Output
End passes through the tenth resistance（R10）And eleventh resistor（R11）It is connected to the second amplifier（A2）Positive input, the tenth resistance
（R10）And eleventh resistor（R11）Tie point pass through the 4th capacitance（C4）It is connected to the second amplifier（A2）Output end, second
Amplifier（A2）Positive input pass through the 5th capacitance（C5）Ground connection, the second amplifier（A2）Reverse input end pass through the 12nd electricity
Resistance（R12）Ground connection, the second amplifier（A2）Reverse input end pass through thirteenth resistor（R13）It is connected to the second amplifier（A2）It is defeated
Outlet.
2. a kind of motor vehicle being equipped with power supply device of electric automobile described in claim 1, it is characterised in that：Power input with
The circuit system of motor vehicle is connected, and power output end is reserved as charging interface.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510147706.5A CN106160158B (en) | 2015-03-31 | 2015-03-31 | A kind of power supply device of electric automobile and a kind of motor vehicle |
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|---|---|---|---|
| CN201510147706.5A CN106160158B (en) | 2015-03-31 | 2015-03-31 | A kind of power supply device of electric automobile and a kind of motor vehicle |
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| CN106160158A CN106160158A (en) | 2016-11-23 |
| CN106160158B true CN106160158B (en) | 2018-09-18 |
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2015
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|---|---|---|---|---|
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