CN109017337A - A kind of entire car controller and battery balanced open method of double source trolleybus - Google Patents
A kind of entire car controller and battery balanced open method of double source trolleybus Download PDFInfo
- Publication number
- CN109017337A CN109017337A CN201710439962.0A CN201710439962A CN109017337A CN 109017337 A CN109017337 A CN 109017337A CN 201710439962 A CN201710439962 A CN 201710439962A CN 109017337 A CN109017337 A CN 109017337A
- Authority
- CN
- China
- Prior art keywords
- balanced
- battery
- double source
- entire car
- car controller
- 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
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Abstract
The present invention relates to a kind of entire car controller of double source trolleybus and battery balanced open methods, BMS is not used to determine whether equalizing charge of battery is opened, but according to the station of vehicle mark, linked network signal and speed, judge whether balanced marker is effective by entire car controller, and when the equilibrium marker is effective, open battery balanced；It while reaching balanced purpose, can guarantee vehicle-state consistency, guarantee traffic safety.
Description
Technical field
The invention belongs to electric car fields, and in particular to the entire car controller of a kind of double source trolleybus and battery balanced
Open method.
Background technique
Pure electric coach applies electric drive technology, meets energy-saving and environment-friendly demand, but continual mileage is short, high capacity cell
Its development is constrained with the capital construction cost of charging station.Trolleybus can be realized the linked network pure motor driving of vehicle, but to gauze
Dependence it is strong, be unable to off-grid operation and equally restrict its development.Therefore, by the gauze energy or other energy and pure electric vehicle battery
The double source trackless pure electric vehicle that the energy combines is concerned.Double source trolleybus can be detached from trolleybus power grid traveling,
In no overhead line barrier, section is driven using vehicle power supply, while it is vehicle-mounted using onboard charger to be that vehicle power supply charging is replenished in time
Energy consumed by power supply；And in the section for having aerial gauze, it is further continued for travelling using gauze electricity.The main characteristics of this vehicle exist
As long as contacting power grid in trolley pole, vehicle power supply begins to automatic charging, no longer needs to especially charge to vehicle power supply, it can
It is charged in operation with power grid, solves the charging time length of pure electric vehicle, changes the problems such as electric trouble, also do not need to set up charging
Stake, it is time saving and energy saving, also a save cost.
The prior art controls the battery balanced state of double source trolleybus by battery management system (BMS), because BMS is respectively supplied
Answer the technical level of quotient different, the technical level of software technology personnel is also different, the biography of the lifting bow signal of various vehicles
Send mode difference, it is possible to cause BMS to be judged by accident, driving states is caused to enter balanced mode, it is higher in vehicle SOC in this way
In the case of, the electric braking performance that will lead to vehicle under driving states dies down, and influences vehicle safety operation.
In addition, existing double source trolleybus controls gauze contactor by BMS, from BMS to isolation DC-DC request charging, but
It will disconnect gauze contactor when BMS is without request, and contactor is frequently opened, and the service life of contactor, and frequency can be shortened
Numerous band carries cutting and is likely to cause the safety accidents such as relay ablation.
Summary of the invention
The object of the present invention is to provide a kind of entire car controller of double source trolleybus and battery balanced open methods, are used for
Solve the problems, such as that existing double source trolleybus causes BMS to judge by accident using BMS control equalizing charge of battery unlocking condition.
In order to solve the above technical problems, the present invention proposes a kind of battery balanced open method of double source trolleybus, including
Following steps: detection electric car whether march into the arena, linked network, detect the speed of electric car；When electric car is marched into the arena and linked network, and speed is zero,
It opens battery balanced.
When electric car is marched into the arena and linked network, and speed is zero, determine that the battery balanced balanced marker is effective；When described
When balanced marker is effective, by battery management system receive balanced marker signal and controlling open it is battery balanced.
After the battery balanced unlatching, when the true state-of-charge of battery pack reaches the state-of-charge of setting, cell tube
Reason system controls the battery balanced time to setting；When battery balanced completion, battery management system is sent to entire car controller
Mark is completed in equilibrium.
Further include the steps that the instrument display of vehicle control unit controls vehicle is balanced to complete.
In order to solve the above technical problems, the present invention also proposes a kind of entire car controller of double source trolleybus, including charging
Opening unit: for detecting and judging whether electric car marches into the arena, the speed of linked network and electric car；When electric car is marched into the arena and linked network, and speed
When being zero, open battery balanced.
The charging opening unit is used to march into the arena and linked network when electric car, and when speed is zero, determines described battery balanced
Balanced marker is effective；When the equilibrium marker is effective, balanced marker signal is received by battery management system, and control
The charging opening unit is opened battery balanced.
After the charging opening unit unlatching is battery balanced, when the true state-of-charge of battery pack reaches the charged shape of setting
When state, battery management system controls the battery balanced time to setting；When battery balanced completion, battery management system is to vehicle
Controller sends balanced completion mark.
It further include the unit that battery pack balancing state is shown for controlling vehicular meter.
The beneficial effects of the present invention are: the present invention does not use BMS to determine whether equalizing charge of battery is opened, but according to vehicle
Station mark, linked network signal and speed, judge that equilibrium identifies whether effectively by entire car controller, and be identified in the equilibrium
When effect, open battery balanced.It while reaching balanced purpose, can guarantee vehicle-state consistency, guarantee traffic safety.
Detailed description of the invention
Fig. 1 is prior art logic diagram；
Fig. 2 is technical solution logic diagram after improving.
Specific embodiment
A specific embodiment of the invention is further described with reference to the accompanying drawing.
A kind of embodiment of the battery balanced open method of double source trolleybus of the invention:
As shown in Fig. 2, cable with DC-DC be isolated connected by trolley pole, it with battery management system is to pass through that DC-DC, which is isolated,
CAN network connection, power battery between plate and battery management system, between battery management system and entire car controller, vehicle
Between controller and instrument, entire car controller with DC-DC is isolated connected by CAN, gauze and station mark be all in factory
It is that interaction is connect with entire car controller by sensor.
When vehicle enters in public transport station, as long as vehicle does not descend ON fiery, the gauze contactor of vehicle keeps driving closure
State does not turn off, and entire car controller passes through the station mark marched into the arena and judges whether vehicle is identified by station, when vehicle passes through field
Station identifications simultaneously receive linked network signal, and when speed is zero, entire car controller issues balanced marker to battery management system, work as electricity
When pond management system receives the balanced marker of entire car controller transmission, balance policy is opened, battery management system is permitted at this time
Perhaps Vehicular charging does three-level drop stream process to 95%, and in charging end, prevents charging current is excessive from SOC being caused to jump, leads
It causes vehicle that cannot be charged to 95%, balanced purpose is not achieved, as Vehicular charging true SOC to 95%, battery management system fills
Electricity request is 0, starts equilibrium 10 minutes, when battery management system judges that battery pressure difference and time reach balanced purpose, is sent
Equilibrium completes mark to entire car controller, and entire car controller receives the balanced of battery management system transmission and completes mark, vehicle control
Device processed sends " equilibrium is completed " to instrument, and driver sees can following electricity after instrument is reminded.
The present invention judges whether vehicle has reached by entire car controller in double source trolleybus traveling and docking process
To equilibrium condition, and marker is sent to battery management system, battery management system opens balance policy, gives after the completion of balanced whole
Vehicle controller sends balanced completion mark, and entire car controller transmission is balanced to be completed to identify to instrument, and instrument shows battery balanced complete
At prompting client's vehicle lower electricity, instrument prompting of the invention can make vehicle driver definitely charge balancing safely
Validity.
The electric current request sequence that the present invention uses is BMS request electric current to entire car controller, and entire car controller turns request and gives
DC-DC is isolated, and when being requested by entire car controller, what BMS was executed is entire car controller instruction, DC-DC whether export completely by
Vehicle control unit controls, and Vehicular charging no longer requests to charge to battery management system after 95%, and the gauze contactor of BMS can
To be attracted always, effectively gauze is avoided to contact to reach Vehicular charging purpose without frequently cutting off and being attracted gauze contactor
The problem of device lost of life and isolation DC-DC service life, be conducive to by using the battery balanced strategy of entire car controller whole
The policy optimization of vehicle evades vehicle-state inconsistency, guarantees car operation safety.
A kind of embodiment of the entire car controller of double source trolleybus of the invention:
Including the opening unit that charges: for detecting and judging whether electric car marches into the arena, the speed of linked network and electric car；Work as electric car
It marches into the arena and linked network, and when speed is zero, opens battery balanced.
The entire car controller of signified double source trolleybus, is actually based on the method for the present invention process in above-described embodiment
A kind of computer solution, i.e., a kind of software architecture can be applied in double source trolleybus, and above-mentioned apparatus is and side
The corresponding treatment progress of method process.Since sufficiently clear is complete for the introduction to the above method, therefore no longer retouched in detail
It states.
Claims (8)
1. a kind of battery balanced open method of double source trolleybus, which comprises the following steps: whether detection electric car
It marches into the arena, linked network, detects the speed of electric car；When electric car is marched into the arena and linked network, and speed is zero, open battery balanced.
2. the battery balanced open method of double source trolleybus according to claim 1, which is characterized in that when electric car is marched into the arena
And linked network, and when speed is zero, determine that the battery balanced balanced marker is effective；When the equilibrium marker is effective,
By battery management system receive balanced marker signal and controlling open it is battery balanced.
3. the battery balanced open method of double source trolleybus according to claim 2, which is characterized in that the battery is equal
After weighing apparatus is opened, when the true state-of-charge of battery pack reaches the state-of-charge of setting, battery management system control is battery balanced
To the time of setting；When battery balanced completion, battery management system sends balanced completion mark to entire car controller.
4. the battery balanced open method of double source trolleybus according to claim 3, which is characterized in that further include vehicle
The step of instrument display equilibrium that controller controls vehicle is completed.
5. a kind of entire car controller of double source trolleybus, which is characterized in that including the opening unit that charges: for detecting and judging
Whether electric car march into the arena, the speed of linked network and electric car；When electric car is marched into the arena and linked network, and speed is zero, open battery balanced.
6. the entire car controller of double source trolleybus according to claim 5, which is characterized in that the charging opening unit
For marching into the arena and linked network when electric car, and when speed is zero, determine that the battery balanced balanced marker is effective；When the equilibrium
When marker is effective, balanced marker signal is received by battery management system, and control the charging opening unit and open battery
It is balanced.
7. the entire car controller of double source trolleybus according to claim 6, which is characterized in that the charging opening unit
Open it is battery balanced after, when the true state-of-charge of battery pack reaches the state-of-charge of setting, battery management system control electricity
Pond is balanced to the time of setting；When battery balanced completion, battery management system sends balanced completion mark to entire car controller.
8. the entire car controller of double source trolleybus according to claim 7, which is characterized in that further include for controlling vehicle
Instrument shows the unit of battery pack balancing state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710439962.0A CN109017337B (en) | 2017-06-12 | 2017-06-12 | Whole vehicle controller of double-source trolley bus and battery balance starting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710439962.0A CN109017337B (en) | 2017-06-12 | 2017-06-12 | Whole vehicle controller of double-source trolley bus and battery balance starting method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109017337A true CN109017337A (en) | 2018-12-18 |
| CN109017337B CN109017337B (en) | 2020-10-20 |
Family
ID=64630210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710439962.0A Active CN109017337B (en) | 2017-06-12 | 2017-06-12 | Whole vehicle controller of double-source trolley bus and battery balance starting method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109017337B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101580024A (en) * | 2009-06-18 | 2009-11-18 | 上海交通大学 | Station charging type public transportation trolley bus system receiving power in transverse and lateral direction |
| WO2011019127A1 (en) * | 2009-08-11 | 2011-02-17 | 대호전자(주) | Circuit for the selective low-speed and low-voltage charging of a battery |
| CN102355031A (en) * | 2011-10-29 | 2012-02-15 | 重庆大学 | Active equalizing charging method and device for LiFePO4 power battery packs |
| CN104009526A (en) * | 2014-06-16 | 2014-08-27 | 安徽安凯汽车股份有限公司 | Active equalization system and method of power battery packs of electric bus |
-
2017
- 2017-06-12 CN CN201710439962.0A patent/CN109017337B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101580024A (en) * | 2009-06-18 | 2009-11-18 | 上海交通大学 | Station charging type public transportation trolley bus system receiving power in transverse and lateral direction |
| WO2011019127A1 (en) * | 2009-08-11 | 2011-02-17 | 대호전자(주) | Circuit for the selective low-speed and low-voltage charging of a battery |
| CN102355031A (en) * | 2011-10-29 | 2012-02-15 | 重庆大学 | Active equalizing charging method and device for LiFePO4 power battery packs |
| CN104009526A (en) * | 2014-06-16 | 2014-08-27 | 安徽安凯汽车股份有限公司 | Active equalization system and method of power battery packs of electric bus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109017337B (en) | 2020-10-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110001430B (en) | Electric automobile double-gun direct current charging control system and control method | |
| CN111231763B (en) | Double-source battery pack switching method and system | |
| CN104813565B (en) | Contactless power supply device, contactless power supply system and non-contact power method | |
| CN109733249B (en) | New energy automobile charging system and control method thereof | |
| CN109070761A (en) | Changeable reservoir system for vehicle | |
| CN207942943U (en) | A kind of knee positioning and recognizing device of electric vehicle bow formula charging system | |
| CN110481329A (en) | Electric bus Brake energy recovery control method | |
| WO2016134565A1 (en) | Parallel charging and power supply system for pure electric vehicle | |
| CN109435707B (en) | Power supply circuit of rail vehicle and rail vehicle | |
| CN102299533A (en) | Plug-in Hybrid Electric Vehicle (PHEV) battery management system and control identification method thereof | |
| KR101470254B1 (en) | Method of detecting welding of quick charge relay for eco-friendly vehicle | |
| CN105811514B (en) | Double source trolleybus power battery dynamic equilibrium charge control method and control system | |
| CN110435433A (en) | A kind of power battery energy storage type tramcar charging system and its charging method | |
| CN112622646A (en) | Whole vehicle control method suitable for bow net current collection system and bow net current collection system | |
| CN109586389B (en) | Energy control strategy for vehicle-mounted hybrid energy storage system | |
| KR20120104034A (en) | Battery charging and discharging control method and apparatus for electric vehicles with wireless power supply | |
| CN109017337A (en) | A kind of entire car controller and battery balanced open method of double source trolleybus | |
| CN205674982U (en) | One is urgent draws with vehicle-mounted isolation boosting electric supply installation | |
| CN108068640A (en) | A kind of double source trolleybus method for controlling power supply and device | |
| CN102832676A (en) | Vehicle charging wireless control system and method | |
| CN108790875B (en) | Bus charging management device and method | |
| CN210191213U (en) | Tramcar wireless control charging system | |
| CN209290192U (en) | A kind of portable charger and electric vehicle | |
| CN113147481A (en) | Double-quick-charging control system and method for electric automobile | |
| CN202749878U (en) | Vehicle charging wireless control system |
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 | ||
| CP03 | Change of name, title or address |
Address after: 450061 Yudao Road, Guancheng District, Zhengzhou City, Henan Province Patentee after: Yutong Bus Co.,Ltd. Address before: 450016 Yutong Industrial Zone, eighteen Li River, Henan, Zhengzhou Patentee before: ZHENGZHOU YUTONG BUS Co.,Ltd. |
|
| CP03 | Change of name, title or address |