CN109728642A - A kind of emergency vehicle power supply unit and control method - Google Patents
A kind of emergency vehicle power supply unit and control method Download PDFInfo
- Publication number
- CN109728642A CN109728642A CN201711038348.XA CN201711038348A CN109728642A CN 109728642 A CN109728642 A CN 109728642A CN 201711038348 A CN201711038348 A CN 201711038348A CN 109728642 A CN109728642 A CN 109728642A
- Authority
- CN
- China
- Prior art keywords
- power supply
- supply unit
- controller
- emergency vehicle
- vehicle power
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000001514 detection method Methods 0.000 claims abstract description 13
- 238000004146 energy storage Methods 0.000 claims description 16
- 238000003860 storage Methods 0.000 claims description 6
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical group [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims description 5
- 229910001416 lithium ion Inorganic materials 0.000 claims description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 abstract description 10
- 229910052744 lithium Inorganic materials 0.000 abstract description 10
- 238000002955 isolation Methods 0.000 abstract description 4
- 230000005611 electricity Effects 0.000 description 14
- 230000002950 deficient Effects 0.000 description 3
- 239000000295 fuel oil Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 230000003679 aging effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005059 dormancy Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
Abstract
The present invention relates to a kind of emergency vehicle power supply unit and control method, Emergency power supply unit is made of switch detection, voltage acquisition, power supply control, isolation 4 partial circuits of power supply controller, relay, diode, lithium battery and corresponding wiring；Intention, Rouser are powered on by switch detection judgement；By voltage acquisition, external accumulator status is determined；Emergency service starting is realized finally by power supply control；Isolation power supply is so that the device power supply module only fills do not put under normal circumstances, to ensure that effective continuation of the journey of power supply module.
Description
Technical field
The present invention relates to a kind of emergency vehicle power supply unit and control methods, belong to vehicle electric technical field.
Background technique
The engine start of conventional fuel oil vehicle needs to drive engine rotation in short-term by starter, thus in starting
Combustion engine work, and the high-speed rotation in short-term of starter is to provide energy by vehicle battery；The starting of new-energy automobile equally needs
It wants vehicle low tension battery for entire car controller power supply, and corresponding relay is driven to work.If automobile is idle for a long time, or
When leading to discharged or defective battery due to other reasons, automobile will be unable to normally start.Vehicle accumulator power shortage vehicle can not start often
It brings a lot of trouble, conventional fuel oil vehicle encounters such case and generally requires the storage battery of other electricity abundance and lose in actual life
Storage battery parallel connection " take electricity " restarts vehicle.
In the prior art, part new-energy automobile uses battery automatic charging system, when judgement accumulator electric-quantity drop
When to preset threshold, the work of vehicle control unit controls DC-DC converter consumes power battery electricity, to charge the battery；But this
The scheme of kind will also lose effect in the case where power battery charged state is low, and after a period of time, battery still understands power shortage,
Cause vehicle that can not start.
Summary of the invention
The object of the present invention is to provide a kind of emergency vehicle power supply unit and control methods, to solve in the prior art
In, the problem of vehicle can not start because of discharged or defective battery.
To achieve the above object, the solution of the present invention includes:
A kind of emergency vehicle power supply unit of the invention, including energy-storage module, controller, switching device；The controller
The trigger signal of detection connection vehicle battery and vehicle launch switch, the controller also control the connection switching device；
It is in parallel with the battery after the energy-storage module series connection switching device.
It further, further include diode, the diode is in parallel with the switching device, the diode cathode and institute
Energy-storage module anode is stated to be connected.
Further, the energy-storage module is lithium ion battery.
Further, the switching device is relay.
Further, the controller detection connects the battery.
A kind of control method for above-mentioned emergency vehicle power supply unit of the invention, comprising the following steps:
1) when starting switch movement, the controller receives the enabling signal of vehicle launch switch；
2) controller acquires vehicle battery voltage；
3) when vehicle battery voltage is lower than the first given threshold, the controller controls the switch device conductive,
The energy-storage module is set to discharge to starting circuit for automobile.
Further, further comprising the steps of:
4) controller controls the switching device and disconnects after the time of setting, and acquires vehicle battery electricity
Pressure；
5) when vehicle battery voltage is lower than the second given threshold, it is judged as failure and alarms.
Further, the energy-storage module is lithium ion battery.
Further, the switching device is relay.
Further, in step 3), when vehicle battery voltage is higher than the first given threshold, the controller, which enters, stops
Dormancy state.
The invention has the benefit that
The solution of the present invention adds one piece dedicated for starting for motor vehicle energy-storage units when discharged or defective battery；Starting every time
When, vehicle battery electricity is detected by controller, energy-storage units are accessed starting electricity by controller trigger relay when electricity is low
Road, for starting vehicle electric energy is provided, which is charged by vehicle battery in real time, will not outlet power shortage the case where, avoid
The problem of vehicle accumulator power shortage can not start.Further just add an one-way conduction element, prevent when storage battery electricity is low, stores up
Energy unit charges back to storage battery and leads to energy-storage units power shortage.Further energy-storage units use lithium battery, reduce the present invention and answer
The volume of anxious power supply unit, electric quantity of lithium battery can be maintained for a long time, and frequent charge to lithium battery capacity and aging effects compared with
It is small.
A kind of control method of emergency vehicle power supply unit of the invention also detects after emergency energy-storage units disconnect again
The electricity of vehicle battery thinks low-pressure system failure if not up to desired electricity, and battery can not charge, and alarm.
Detailed description of the invention
Fig. 1 is a kind of Emergency power supply unit circuit diagram；
Fig. 2 is a kind of Emergency power supply unit control flow chart.
Specific embodiment
The present invention will be further described in detail with reference to the accompanying drawing.
A kind of Emergency power supply unit as shown in Figure 1, including controller 1, lithium battery 2, diode 3, relay 4, in figure
The linked switch that K1 can light a fire or start switch for vehicle, or the normally opened contact lighted a fire or started switch；Institute
Stating controller 1 includes igniting detection pin 11, accumulator electric-quantity detection pin 12, output pin 13.The vehicle battery
Cathode is connected with the cathode of the lithium battery 2 of Emergency power supply unit, and the anode of the vehicle battery passes through diode 3 and answers
The anode of the lithium battery 2 of anxious power supply unit is connected, the anode of the cathode connection lithium battery 2 of the diode 3；The control
The igniting detection pin 11 of device 1 connects the anode of the lithium battery 2, the battery electricity of the controller 1 by the switch K1
Amount detection pin 12 connects the anode of the vehicle battery, and the control of output pin 13 of the controller 1 connects the relay
Device 4, the normally opened contact of the relay 4 are in parallel with the diode 3.
The present apparatus has the feature that
1) power supply module (lithium battery 2) of Emergency power supply unit is isolated by diode with vehicle battery；Usually can only
It is power supply module charging by battery, and power supply module will not be to external power supply, so that very small, Neng Goubao is lost in power supply module
It holds in higher electricity.
2) power supply module uses lithium ion battery, so that power supply module small volume, and electricity can store longer time；
Too low in external battery voltage, when vehicle can not start, power supply module supplying power for outside makes vehicle launch.
3) power supply module can be adjusted correspondingly according to voltage platform (12V or 24V), meet the need of different voltages grade
It asks.
A kind of control flow chart of Emergency power supply unit of the invention as shown in Figure 2, includes the following steps:
1) ignition switch starts, switch K1 closure, and the igniting detection pin 11 of Emergency power supply unit internal controller 1 can be examined
A flash signal is measured, Emergency power supply unit is started to work.
2) after Emergency power supply unit is started to work, 12 pairs of pin external electric power storages are detected by the accumulator electric-quantity of controller 1
The voltage in pond is detected.
If 3) detect that external battery voltage is higher than the operation threshold of setting, external battery is normal, and emergency supplies
Electric installation controller enters dormant state；If detecting operation threshold of the external battery voltage lower than setting, emergency service
Device can export flash signal by the output pin 13 of controller 1, control current supply circuit conducting by relay 4 and supply outside
Electricity, to start to vehicle.
4) setting time is waited after vehicle launch, controller 1 disconnects relay 4, disconnects power supply module to external power supply；And
Again battery voltage is detected, if voltage is higher than the minimum amount of power that battery after the charging of the setting time should reach, then it is assumed that
Battery system is normal；If lower than the threshold value of corresponding setting, then it is assumed that low-pressure system failure, battery can not charge, and carry out
Warning note.
Emergency power supply unit of the invention is broadly divided into switch detection, voltage acquisition, power supply control, 4 parts of isolation power supply
Composition powers on intention, Rouser by switch detection judgement；By voltage acquisition, external accumulator status is determined；Finally lead to
It crosses power supply control and realizes emergency service starting；Isolation power supply so that the device power supply module only fills do not put under normal circumstances, thus
It ensure that effective continuation of the journey of power supply module.
Claims (10)
1. a kind of emergency vehicle power supply unit, which is characterized in that including energy-storage module, controller, switching device；The controller
The trigger signal of detection connection vehicle battery and vehicle launch switch, the controller also control the connection switching device；
It is in parallel with the battery after the energy-storage module series connection switching device.
2. a kind of emergency vehicle power supply unit according to claim 1, which is characterized in that it further include diode, described two
Pole pipe is in parallel with the switching device, and the diode cathode is connected with the energy-storage module anode.
3. a kind of emergency vehicle power supply unit according to claim 2, which is characterized in that the energy-storage module is lithium ion
Battery.
4. a kind of emergency vehicle power supply unit according to claim 3, which is characterized in that the switching device is relay
Device.
5. a kind of emergency vehicle power supply unit according to claim 4, which is characterized in that the controller detection connection institute
State battery.
6. a kind of control method for emergency vehicle power supply unit described in claim 1, which is characterized in that including following step
It is rapid:
1) when starting switch movement, the controller receives the enabling signal of vehicle launch switch；
2) controller acquires vehicle battery voltage；
3) when vehicle battery voltage is lower than the first given threshold, the controller controls the switch device conductive, makes institute
Energy-storage module is stated to power to vehicle.
7. a kind of control method of emergency vehicle power supply unit according to claim 6, which is characterized in that further include following
Step:
4) controller controls the switching device and disconnects after the time of setting, and acquires vehicle battery voltage；
5) when vehicle battery voltage is lower than the second given threshold, it is judged as failure and alarms.
8. a kind of control method of emergency vehicle power supply unit according to claim 6 or 7, which is characterized in that the storage
Energy module is lithium ion battery.
9. a kind of control method of emergency vehicle power supply unit according to claim 8, which is characterized in that the derailing switch
Part is relay.
10. a kind of control method of emergency vehicle power supply unit according to claim 6, which is characterized in that in step 3),
When vehicle battery voltage is higher than the first given threshold, the controller enters dormant state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711038348.XA CN109728642B (en) | 2017-10-27 | 2017-10-27 | Vehicle emergency power supply device and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711038348.XA CN109728642B (en) | 2017-10-27 | 2017-10-27 | Vehicle emergency power supply device and control method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109728642A true CN109728642A (en) | 2019-05-07 |
| CN109728642B CN109728642B (en) | 2021-06-11 |
Family
ID=66292448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711038348.XA Active CN109728642B (en) | 2017-10-27 | 2017-10-27 | Vehicle emergency power supply device and control method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109728642B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108288869A (en) * | 2018-04-09 | 2018-07-17 | 深圳市雅德电源科技股份有限公司 | Online emergency power supply control circuit and online emergency power supply |
| CN113438649A (en) * | 2021-06-07 | 2021-09-24 | 东风汽车集团股份有限公司 | Vehicle battery replacement design method based on remote monitoring terminal and remote monitoring terminal |
| CN113922453A (en) * | 2021-10-14 | 2022-01-11 | 徐工消防安全装备有限公司 | Lithium battery system for aerial work platform and implementation method |
| CN114320703A (en) * | 2021-11-23 | 2022-04-12 | 深圳供电局有限公司 | Auxiliary ignition device for vehicle and vehicle ignition equipment |
| WO2023039844A1 (en) * | 2021-09-17 | 2023-03-23 | 华为技术有限公司 | Vehicle starting method, power supply and vehicle |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103321814A (en) * | 2013-06-09 | 2013-09-25 | 深圳市民展科技开发有限公司 | Emergency ignition device for vehicle |
| CN105610222A (en) * | 2016-03-01 | 2016-05-25 | 中南民族大学 | Low-voltage emergency power supply circuit and emergency power supply method for battery unit |
| CN205453193U (en) * | 2015-12-31 | 2016-08-10 | 惠州市卡儭酷科技有限公司 | Emergent starting drive of vehicle |
| CN106329692A (en) * | 2016-09-13 | 2017-01-11 | 上海展枭新能源科技有限公司 | Automobile emergency starting power supply and starting control method thereof |
| CN205882793U (en) * | 2016-08-09 | 2017-01-11 | 周坚 | Car emergency power source |
| CN206313507U (en) * | 2016-12-29 | 2017-07-07 | 深圳长城开发科技股份有限公司 | Car emergency startup power supply |
-
2017
- 2017-10-27 CN CN201711038348.XA patent/CN109728642B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103321814A (en) * | 2013-06-09 | 2013-09-25 | 深圳市民展科技开发有限公司 | Emergency ignition device for vehicle |
| CN205453193U (en) * | 2015-12-31 | 2016-08-10 | 惠州市卡儭酷科技有限公司 | Emergent starting drive of vehicle |
| CN105610222A (en) * | 2016-03-01 | 2016-05-25 | 中南民族大学 | Low-voltage emergency power supply circuit and emergency power supply method for battery unit |
| CN205882793U (en) * | 2016-08-09 | 2017-01-11 | 周坚 | Car emergency power source |
| CN106329692A (en) * | 2016-09-13 | 2017-01-11 | 上海展枭新能源科技有限公司 | Automobile emergency starting power supply and starting control method thereof |
| CN206313507U (en) * | 2016-12-29 | 2017-07-07 | 深圳长城开发科技股份有限公司 | Car emergency startup power supply |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108288869A (en) * | 2018-04-09 | 2018-07-17 | 深圳市雅德电源科技股份有限公司 | Online emergency power supply control circuit and online emergency power supply |
| CN113438649A (en) * | 2021-06-07 | 2021-09-24 | 东风汽车集团股份有限公司 | Vehicle battery replacement design method based on remote monitoring terminal and remote monitoring terminal |
| WO2023039844A1 (en) * | 2021-09-17 | 2023-03-23 | 华为技术有限公司 | Vehicle starting method, power supply and vehicle |
| CN113922453A (en) * | 2021-10-14 | 2022-01-11 | 徐工消防安全装备有限公司 | Lithium battery system for aerial work platform and implementation method |
| CN114320703A (en) * | 2021-11-23 | 2022-04-12 | 深圳供电局有限公司 | Auxiliary ignition device for vehicle and vehicle ignition equipment |
| CN114320703B (en) * | 2021-11-23 | 2024-02-20 | 深圳供电局有限公司 | Auxiliary ignition device for vehicle and ignition device for vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109728642B (en) | 2021-06-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109728642A (en) | A kind of emergency vehicle power supply unit and control method | |
| US9643498B2 (en) | Method for recharging a pair of vehicle batteries of different nominal voltages, and associated system | |
| CN101641760A (en) | System and method for boosting battery output | |
| US9816475B1 (en) | System and method for maximizing short-term energy storage in a supercapacitor array for engine start applications | |
| EP3723235A2 (en) | Protection device and method for supercapacitor of power supply system of vehicle | |
| CN104691445B (en) | Low-voltage power supply system used for vehicle and control method of low-voltage power supply system | |
| CN109703367A (en) | A-battery preventing electric loss method and system after a kind of parking of new energy vehicle | |
| CN207388879U (en) | A kind of Emergency power supply unit and the vehicle with emergency starting function | |
| US10840527B2 (en) | Power supply system and control method thereof | |
| KR20170121202A (en) | Apparatus and method for managing charging and discharging of ultracapacitors without control wiring | |
| CN113386563B (en) | Power-on control method based on full-power electricity-electricity hybrid fuel cell automobile | |
| CN104827990A (en) | Vehicle battery system | |
| CN110789475B (en) | Composite power supply management system and method | |
| CN105416069A (en) | Power source used for electric vehicle | |
| CN105790374B (en) | A kind of vehicle-mounted storing up electricity case | |
| CN113619448A (en) | Intelligent monitoring method for new energy automobile storage battery | |
| CN101439679B (en) | Lead acid battery function test method and apparatus for hybrid power automobile | |
| CN203554016U (en) | Automatic charge/discharge switching controller for two storage batteries of automobile | |
| CN110803123A (en) | Automobile energy management system and method and automobile | |
| CN103618346A (en) | Automobile double-set storage battery charging and discharging automatic switching controller | |
| CN206524651U (en) | A kind of Intelligent charge control device of hybrid power passenger car system | |
| CN214045158U (en) | Super accumulator | |
| CN111555425A (en) | Vehicle bipolar column dual-power parallel system and control method | |
| CN102801202B (en) | Automatic charging device of new energy electric automobile and control method of automatic charging device | |
| CN213199667U (en) | Vehicle power supply device based on combination of super capacitor and small-capacity storage battery |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A vehicle emergency power supply device and control method Effective date of registration: 20220808 Granted publication date: 20210611 Pledgee: Xuchang Digital Supply Chain Management Service Co., Ltd. Pledgor: HENAN SENYUAN HEAVY INDUSTRY Co.,Ltd. Registration number: Y2022980012102 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20210611 Pledgee: Xuchang Digital Supply Chain Management Service Co.,Ltd. Pledgor: HENAN SENYUAN HEAVY INDUSTRY Co.,Ltd.|SENYUAN AUTOMOBILE Co.,Ltd.|Henan Senyuan Electric Vehicle Co.,Ltd. Registration number: Y2022980012102 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A vehicle emergency power supply device and control method Granted publication date: 20210611 Pledgee: Xuchang Investment Property Management Group Co.,Ltd. Pledgor: HENAN SENYUAN HEAVY INDUSTRY Co.,Ltd.|SENYUAN AUTOMOBILE Co.,Ltd.|Henan Senyuan Electric Vehicle Co.,Ltd. Registration number: Y2024980004565 |