CN203727160U - Power device of electric vehicle - Google Patents
Power device of electric vehicle Download PDFInfo
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- CN203727160U CN203727160U CN201420035148.4U CN201420035148U CN203727160U CN 203727160 U CN203727160 U CN 203727160U CN 201420035148 U CN201420035148 U CN 201420035148U CN 203727160 U CN203727160 U CN 203727160U
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Abstract
The utility model relates to a power device of an electric vehicle. According to the device, a hybrid-power mode is used. According to the technical scheme, the power device of the electric vehicle comprises an electric motor (1), a pedal (3) and a battery pack (5), a power output end of the electric motor (1) is fixedly connected with a shaft (17), an electric motor controller (2) controls operation of the electric motor (1), a current sensor (6), a gas source switch solenoid valve (12), a pneumatic motor (13), a gas source switch solenoid valve controller (15) and gas storage equipment are further arranged, a power output end of the pneumatic motor (13) is fixedly connected with the shaft (17), and the gas source switch solenoid valve controller (15) controls the gas source switch solenoid valve (12). Compressed gas is used for providing extra power, and hybrid-power driving through compressed air-electricity is achieved.
Description
Technical field
The utility model relates to the engine installation of electronlmobil.This device adopts hybrid power mode, effectively improves the power of electronlmobil and carries effect, is applicable to the driving of electronlmobil.
Background technology
Along with the high speed development of auto-industry, the exhaustion of earth oil resources is more and more serious, and the exhaust emissions of automobile is also more and more serious, and haze weather is also more and more seriously shrouding people's life, and the mankind constantly propose the cry of low-carbon (LC), environmental protection, Green Travel.
Under this background, all kinds of new-energy automobiles also continue to bring out, as pure electric automobile.The storage battery that pure electric automobile uses is a large technical bottleneck, and the safety of lithium-ion-power cell, a conformability difficult point greatly wherein especially wherein.The theoretical charge and discharge circulation life of storage battery and actual condition life-span differ greatly, and trace it to its cause: on the one hand, had a strong impact on by each cell conformability of series-connected cell in groups; On the other hand, during actual condition uses, the multiplying power discharging of battery pack, has a strong impact on dynamic conformance and aging conformability between the each cell of series battery.
For improving the storage battery actual condition life-span, someone proposes one group of super capacitor effect in parallel between series battery.As China Patent Publication No. CN1833908A discloses a kind of hybrid vehicle, the cond that it has adopted battery and has had high capacitance.But the price of super capacitor is high, one group of super capacitor matching with series battery, its price is equal to or greater than the price of one group of lithium-ion-power cell, and it is uneconomical.
For another example, for convenience of braking and recovery braking energy, the open elec. vehicle of China Patent Publication No. CN102781711A and control method thereof, it has dynamotor, comprises direct supply and the motor control portion of electrical storage device.Dynamotor be configured to can this electric power generation machine and and the axle drive shaft that connects of drive wheel between mutual transmitting torque.So, can produce deceleration torque with regenerative electric power by dynamotor.But produce deceleration torque by dynamotor, brake snub effect is limited.
Summary of the invention
The utility model object is for deficiency of the prior art, and a kind of engine installation of electronlmobil is provided, and its object is: use the body of calming the anger that extra power is provided, reduce the work load of batteries of electric automobile group, the hybrid power of realizing air-electric power drives.
For achieving the above object, the utility model by the following technical solutions: a kind of engine installation of electronlmobil, it includes:
Electro-motor, clutch end and the axle of described electro-motor are affixed;
Battery pack, described battery pack improves electric power by electro-motor controller to described electro-motor;
Electro-motor controller, the operation of electro-motor described in the control of described electro-motor controller;
Pedal, described pedal provides operation signal to described electro-motor controller;
Wherein:
Also be provided with current sensor, gas source switch electromagnetic valve, air motor, gas source switch solenoid valve controller and gas storage equipment;
Air motor, the clutch end of described air motor and described axle are affixed;
Current sensor, described current sensor detects the outgoing current of described battery pack;
Gas storage equipment, described gas storage equipment provides to described air motor the body of calming the anger by described gas source switch electromagnetic valve;
Gas source switch solenoid valve controller, described gas source switch solenoid valve controller is according to gas source switch electromagnetic valve described in the detection signal control of described current sensor.
Further, described gas storage equipment is made up of high pressure tank, pressure regulating valve and low pressure gasholder, described high pressure tank is connected with described low pressure gasholder by described pressure regulating valve, and described low pressure gasholder provides to described air motor the body of calming the anger by described gas source switch electromagnetic valve.
Further again, between described pressure regulating valve and described low pressure gasholder, be also provided with H Exch and oil water separator, described pressure regulating valve is connected described low pressure gasholder by described H Exch with described oil water separator successively.
Further, be also provided with silencer, the exhausr port of described silencer setting and described air motor.
Further, be also provided with 2# power supply, described 2# power supply provides power supply by described gas source switch solenoid valve controller to described gas source switch electromagnetic valve.
Further, described current sensor is Hall current sensor.
Adopt the beneficial effect after technique scheme:
The first, the method for electrical power storage has storage battery, pressurized air, flywheel technology in the world at present, uses the body of calming the anger that extra power is provided, and reduces the work load of batteries of electric automobile group, and the hybrid power of realizing pressurized air-electric power drives.
In the time of electronlmobil starting, acceleration, climbing, air motor starts according to the current conditions of battery pack in good time, realizing air motor power and electric motor power forms with joint efforts, reduce the electric current of battery pack, reduce or avoid the multiplying power discharging phenomenon of battery pack in actual condition use, extending battery life, actv. extends the distance that continues of electronlmobil simultaneously.
The second, using air motor as auxiliary power, it can infinite speed variation; It can forward also can reverse; The impacts such as it is not vibrated, high temperature, electromagnetism, radiation, are applicable to severe working environment, under the disavantage such as inflammable, explosive, high temperature, vibration, humidity, dust, all can normally work; There is overload protective function, can be because of overload et out of order, when overload, motor is that rotating speed reduces or stops, and when overload is removed, normal operation again immediately, does not produce the faults such as parts damage, can be fully loaded with for a long time continuous operation, and temperature rise is less; There is higher moment of starting, can directly be with load starting, start, stop all rapid; Power range and range of speed are wider; Control comfort, Maintenance and Repair are easier to.
The 3rd, improve electronlmobil acceleration capability
The clutch end of air motor and electro-motor is affixed same axis all, and air motor power and electric motor power form on same axis makes a concerted effort, and only needs to control the switch of gas source switch electromagnetic valve, just can effectively improve immediately electronlmobil acceleration capability.
The 4th, safe
Employing is calmed the anger action for auxiliary power source, avoids the safety problems such as burning that other propulsion source (as oil) exists.Separately, the silencer of employing, effectively reduces the noise that power system of electric automobile moves.Separately, being used in conjunction with of high pressure tank and low pressure gasholder, a large amount of high pressure gas of high-pressure gas tank stores, low pressure gasholder provides low-pressure gas to air motor, improves the safety in operation of air motor.
The 5th, security and stability is high
Electro-motor and electromagnetic valve adopt respectively different power supplys, ensure both relative independentabilities, make electronlmobil operation safer stable.
The 6th, pollute little
Use air as medium, do not have pollution problem.Do not need to process with the air of crossing, can directly be disposed in atmosphere.There is the air of pressure energy centralizedly supply, as utilize electrical network paddy in night electricity that the air compressing in atmosphere is stored in high pressure tank.
Brief description of the drawings
Fig. 1 is constructional drawing of the present utility model.
In figure: 1, electro-motor, 2, electro-motor controller, 3, pedal, 4, battery isolator control, 5, battery pack, 6, current sensor, 7, high pressure tank, 8, pressure regulating valve, 9, H Exch, 10, oil water separator, 11, low pressure gasholder, 12, gas source switch electromagnetic valve, 13, air motor, 14, silencer, 15, gas source switch solenoid valve controller, 16,2# power supply, 17, axle, A, auxiliary power source.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail.
Embodiment
As shown in Figure 1, a kind of engine installation of electronlmobil, it is made up of two relatively independent propulsions source.
Main power, it includes electro-motor 1, electro-motor controller 2, pedal 3 and battery pack 5, battery pack 5 provides electric power by electro-motor controller 2 to electro-motor 1, electro-motor controller 2 is controlled the operation of described electro-motor 1, pedal 3 provides operation signal to electro-motor controller 2, and between battery pack 5 and electro-motor 1, foundation need to be established battery isolator control 4.Battery pack 5 can but the battery pack that is not limited to can be repeatedly charged and discharged.
Auxiliary power source A, it includes current sensor 6, gas source switch electromagnetic valve 12, air motor 13, gas source switch solenoid valve controller 15 and gas storage equipment, gas storage equipment provides to air motor 13 body of calming the anger by electromagnetic valve 12, current sensor 6 detects the outgoing current of battery pack 5 in main power and transmits detection information to gas source switch solenoid valve controller 15, and gas source switch solenoid valve controller 15 is according to the detection signal control gas source switch electromagnetic valve 12 of current sensor 6.The preferred Hall current sensor of current sensor 6.
The clutch end of the clutch end of electro-motor 1 and air motor 13 is affixed axle 17 all, and provides propulsive effort by axle 17 to battery-driven car.
When electronlmobil starting, acceleration, climbing, pedal 3 moves, and battery pack 5 provides electric power by electro-motor controller 2 to electro-motor 1.Current sensor 6 detects when the electric current in main power reaches setting value, to gas source switch solenoid valve controller 15 transmission informations.Gas source switch solenoid valve controller 15, according to above-mentioned signal control electromagnetic valve 12, makes the air motor 13 in auxiliary power source work and auxiliary driving force is provided.
In actual use procedure, above-mentioned gas storage equipment is preferred: gas storage equipment includes high pressure tank 7, pressure regulating valve 8 and low pressure gasholder 11, high pressure tank 7 is connected with low pressure gasholder 11 by pressure regulating valve 8, and low pressure gasholder 11 provides to aforementioned air motor 13 body of calming the anger by aforementioned gas source switch electromagnetic valve 12.
For illustrating, the gaseous tension in high pressure tank is generally 30Mpa; Gaseous tension in low pressure gasholder is generally 0.5 Mpa～0.7Mpa, its can but be not limited to the storage tank that multiple volumes are relatively little and combine.
So, when auxiliary power is provided, a large amount of high pressure gas of high-pressure gas tank stores, low pressure gasholder directly provides low-pressure gas to air motor, improves the safety in operation of air motor.
In aforementioned gas storage equipment, can also set up H Exch 9 and oil water separator 10 according to needs, aforementioned pressure regulating valve 8 is connected aforementioned low pressure gasholder 11 successively with oil water separator 10 by H Exch 9.H Exch 9 is realized interchange of heat, and oil water separator 10 prevents that the oil in gas pipe line from entering low pressure gasholder 11 and air motor 13.
For reducing the work noise of air motor, contriver proposes preferred version: at the exhausr port of aforementioned air motor 13, silencer 14 is set.By silencer 14, effectively reduce the noise of power system of electric automobile operation.
Aforementioned gas source switch solenoid valve controller 15 and gas source switch electromagnetic valve 12 can adopt the electric power that in main power, battery pack provides.For improving the security and stability of power plant, contriver further proposes preferred version on aforementioned basis: main power and auxiliary power source adopt different power supplys.Concrete scheme: main power provides electric power by battery pack 5, provides electric power by 2# power supply 16 in auxiliary power source, that is: 2# power supply 16 provides electric power by gas source switch solenoid valve controller 15 to gas source switch electromagnetic valve 12.For illustrating, 2# power supply 16 can but to be not limited to be DC 12V power supply.
So, realize the power supply of main power and the power supply of auxiliary power source is relatively independent, make the engine installation operation of electronlmobil safer stable.
The utility model is not limited to above-described embodiment, and the technical scheme that all employings are equal to replacement or equivalence replacement formation all belongs to the claimed scope of the utility model.
Claims (6)
1. an engine installation for electronlmobil, it includes:
Electro-motor (1), the clutch end of described electro-motor (1) and axle (17) are affixed;
Battery pack (5), described battery pack (5) improves electric power by electro-motor controller (2) to described electro-motor (1);
Electro-motor controller (2), described electro-motor controller (2) is controlled the operation of described electro-motor (1);
Pedal (3), described pedal (3) provides operation signal to described electro-motor controller (2);
It is characterized in that:
Also be provided with current sensor (6), gas source switch electromagnetic valve (12), air motor (13), gas source switch solenoid valve controller (15) and gas storage equipment;
Air motor (13), the clutch end of described air motor (13) and described axle (17) are affixed;
Current sensor (6), described current sensor (6) detects the outgoing current of described battery pack (5);
Gas storage equipment, described gas storage equipment provides to described air motor (13) body of calming the anger by described gas source switch electromagnetic valve (12);
Gas source switch solenoid valve controller (15), described gas source switch solenoid valve controller (15) is according to gas source switch electromagnetic valve (12) described in the detection signal control of described current sensor (6).
2. the engine installation of electronlmobil according to claim 1, it is characterized in that: described gas storage equipment is made up of high pressure tank (7), pressure regulating valve (8) and low pressure gasholder (11), described high pressure tank (7) is connected with described low pressure gasholder (11) by described pressure regulating valve (8), and described low pressure gasholder (11) provides to described air motor (13) body of calming the anger by described gas source switch electromagnetic valve (12).
3. the engine installation of electronlmobil according to claim 2, it is characterized in that: between described pressure regulating valve (8) and described low pressure gasholder (11), be also provided with H Exch (9) and oil water separator (10), described pressure regulating valve (8) is connected described low pressure gasholder (11) by described H Exch (9) with described oil water separator (10) successively.
4. the engine installation of electronlmobil according to claim 1, is characterized in that: be also provided with silencer (14), described silencer (14) is arranged at the exhausr port of described air motor (13).
5. the engine installation of electronlmobil according to claim 1, is characterized in that: be also provided with 2# power supply (16), described 2# power supply (16) provides electric power by described gas source switch solenoid valve controller (15) to described gas source switch electromagnetic valve (12).
6. the engine installation of electronlmobil according to claim 1, is characterized in that: described current sensor (6) is Hall current sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420035148.4U CN203727160U (en) | 2014-01-20 | 2014-01-20 | Power device of electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420035148.4U CN203727160U (en) | 2014-01-20 | 2014-01-20 | Power device of electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203727160U true CN203727160U (en) | 2014-07-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420035148.4U Withdrawn - After Issue CN203727160U (en) | 2014-01-20 | 2014-01-20 | Power device of electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203727160U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104786812A (en) * | 2014-01-20 | 2015-07-22 | 周金平 | Power device of electric automobile |
| CN109515429A (en) * | 2018-12-17 | 2019-03-26 | 陕西汽车集团有限责任公司 | A kind of control method of the gas-electricity power combined system of commercial vehicle tandem |
-
2014
- 2014-01-20 CN CN201420035148.4U patent/CN203727160U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104786812A (en) * | 2014-01-20 | 2015-07-22 | 周金平 | Power device of electric automobile |
| CN104786812B (en) * | 2014-01-20 | 2017-04-19 | 周金平 | power device of electric automobile |
| CN109515429A (en) * | 2018-12-17 | 2019-03-26 | 陕西汽车集团有限责任公司 | A kind of control method of the gas-electricity power combined system of commercial vehicle tandem |
| CN109515429B (en) * | 2018-12-17 | 2020-11-24 | 陕西汽车集团有限责任公司 | Control method of tandem type gas-electricity hybrid power system of commercial vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20150623 Granted publication date: 20140723 |
|
| RINS | Preservation of patent right or utility model and its discharge | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20151223 Granted publication date: 20140723 |
|
| RINS | Preservation of patent right or utility model and its discharge | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140723 Effective date of abandoning: 20170419 |