CN108819725A - Braking energy processing method, device, vehicle and computer readable storage medium - Google Patents
Braking energy processing method, device, vehicle and computer readable storage medium Download PDFInfo
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- CN108819725A CN108819725A CN201810686142.6A CN201810686142A CN108819725A CN 108819725 A CN108819725 A CN 108819725A CN 201810686142 A CN201810686142 A CN 201810686142A CN 108819725 A CN108819725 A CN 108819725A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L7/00—Electrodynamic brake systems for vehicles in general
- B60L7/10—Dynamic electric regenerative braking
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00421—Driving arrangements for parts of a vehicle air-conditioning
- B60H1/00428—Driving arrangements for parts of a vehicle air-conditioning electric
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/03—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for
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- 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
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/88—Optimized components or subsystems, e.g. lighting, actively controlled glasses
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
Embodiment of the disclosure provides a kind of braking energy processing method, device, vehicle and computer readable storage medium.This method includes：In the case where vehicle is in deceleration regime, the chargeable power of current battery and current desired braking energy regenerating power are obtained, and with current desired braking energy regenerating Power Recovery braking energy；In the case where the chargeable power of current battery is less than current desired braking energy regenerating power, start the power consuming device of vehicle, and power using the braking energy of recycling to the battery charging of vehicle and to the power consuming device of starting.It can be seen that, embodiment of the disclosure can effectively guarantee the consistency of vehicle deceleration, in this way, the consistency that the consistency of vehicle braking effect and driver's deceleration sense are received also can preferably be guaranteed, correspondingly, the driving safety of vehicle can effectively be guaranteed.
Description
Technical field
Embodiment of the disclosure be related to Brake energy recovery technical field more particularly to a kind of braking energy processing method,
Device, vehicle and computer readable storage medium.
Background technique
Currently, new-energy automobile using more and more extensive.In order to improve the economy of new-energy automobile, new-energy automobile
Often there is braking energy recovering function (converting braking energy to the electric energy of battery), new-energy automobile is under deceleration regime
Carry out the recycling of braking energy.
It should be pointed out that the Brake energy recovery situation of new-energy automobile depends on the chargeable ability of battery.Generally
For, in the initial stage of deceleration regime, the chargeable ability of battery is stronger, and the braking energy of new-energy automobile can be realized effectively
Ground recycling；Over time, the chargeable ability of battery gradually weakens, and the braking energy of new-energy automobile is difficult to realize effectively
Ground recycling.In this way, the deceleration of vehicle can be inconsistent, the braking effect of vehicle during entire Brake energy recovery
It is inconsistent, to threaten the driving safety of vehicle.
Summary of the invention
In a first aspect, embodiment of the disclosure provides a kind of braking energy processing method, including：
In the case where vehicle is in deceleration regime, the chargeable power of current battery and current desired braking energy are obtained
Regenerative power is measured, and with current desired braking energy regenerating Power Recovery braking energy；
In the case where the chargeable power of current battery is less than current desired braking energy regenerating power, described in starting
The power consuming device of vehicle, and supplied using the braking energy of recycling to the battery charging of the vehicle and to the power consuming device of starting
Electricity.
In some embodiments, the braking energy using recycling is to the battery charging of the vehicle and to starting
Power consuming device power supply, including：
While the braking energy using recycling is charged with the current chargeable power of battery to the battery of the vehicle,
It is powered using the braking energy of recycling to the power consuming device of starting.
It in some embodiments, include at least two power consuming devices in the vehicle；
It is described the chargeable power of current battery be less than current desired braking energy regenerating power in the case where, starting
The power consuming device of the vehicle, including：
In the case where the chargeable power of current battery is less than current desired braking energy regenerating power, according to default
Selection rule, choose power consuming device from least two power consuming devices；
The selected power consuming device of starting.
In some embodiments, described according to preset selection rule, customer is chosen from least two power consuming devices
Part, including：
Obtain environmental parameter locating for the vehicle；
According to the environmental parameter, power consuming device is chosen from least two power consuming devices.
In some embodiments, the environmental parameter includes environment temperature, includes refrigerator at least two power consuming devices
Part and heating device；
It is described that power consuming device is chosen from least two power consuming devices according to the environmental parameter, including：
In the case where the environment temperature is greater than the first preset temperature, refrigerator is chosen from least two power consuming devices
Part；
In the case where the environment temperature is less than the second preset temperature, heat-producing machine is chosen from least two power consuming devices
Part；
Wherein, second preset temperature is less than first preset temperature.
In some embodiments, described according to preset selection rule, customer is chosen from least two power consuming devices
Part, including：
Calculate the power difference of current desired braking energy regenerating power and the current chargeable power of battery；
It determines at least two power consuming devices, rated power is greater than or equal to the power consuming device of the power difference；
Rated power and the immediate power consuming device of the power difference are chosen from identified power consuming device.
In some embodiments, using the braking energy of recycling to the battery charging of the vehicle and to the power consumption of starting
After device power supply, the method also includes：
Obtain the chargeable power of current battery, current desired braking energy regenerating power and each consumption currently having been turned on
The operating power of electrical part；
It is small in the operating power for each power consuming device currently having been turned on and the power of the current chargeable power of battery and value
In current desired braking energy regenerating power, and the case where there are inactive power consuming devices at least two power consuming devices
Under, start the power consuming device in inactive power consuming device, and charged to the battery using the braking energy of recycling and
To all power consuming devices power supply currently having been turned on.
Second aspect, embodiment of the disclosure provide a kind of braking energy processing unit, including：
First processing module, for obtaining the chargeable power of current battery in the case where vehicle is in deceleration regime
With current desired braking energy regenerating power, and with current desired braking energy regenerating Power Recovery braking energy；
Second processing module, for being less than current desired braking energy regenerating power in the current chargeable power of battery
In the case where, start the power consuming device of the vehicle, and using the braking energy of recycling to the battery charging of the vehicle and
To the power consuming device power supply of starting.
In some embodiments, the Second processing module, is specifically used for：
While the braking energy using recycling is charged with the current chargeable power of battery to the battery of the vehicle,
It is powered using the braking energy of recycling to the power consuming device of starting.
It in some embodiments, include at least two power consuming devices in the vehicle；
The Second processing module, including：
First selection unit, for being less than current desired braking energy regenerating power in the current chargeable power of battery
In the case where, according to preset selection rule, power consuming device is chosen from least two power consuming devices；
Start unit, for starting selected power consuming device.
In some embodiments, first selection unit, including：
Subelement is obtained, for obtaining environmental parameter locating for the vehicle；
Subelement is chosen, for choosing power consuming device from least two power consuming devices according to the environmental parameter.
In some embodiments, the environmental parameter includes environment temperature, includes refrigerator at least two power consuming devices
Part and heating device；
The selection subelement, is specifically used for：
In the case where the environment temperature is greater than the first preset temperature, refrigerator is chosen from least two power consuming devices
Part；In the case where the environment temperature is less than the second preset temperature, heating device is chosen from least two power consuming devices；
Wherein, second preset temperature is less than first preset temperature.
In some embodiments, the Second processing module, including：
Computing unit, for calculating the function of current desired braking energy regenerating power and the current chargeable power of battery
Rate difference；
Determination unit, for determining at least two power consuming devices, rated power is greater than or equal to the power difference
Power consuming device；
Second selection unit is used to choose rated power from identified power consuming device and the power difference is closest
Power consuming device.
In some embodiments, described device further includes：
Module is obtained, for the braking energy using recycling to the battery charging of the vehicle and to the customer of starting
After part power supply, obtains current battery chargeable power, current desired braking energy regenerating power and currently have been turned on
The operating power of each power consuming device；
Third processing module, for chargeable in the operating power for each power consuming device currently having been turned on and current battery
The power and value of power are less than current desired braking energy regenerating power, and there are inactive at least two power consuming devices
In the case where power consuming device, start the power consuming device in inactive power consuming device, and using the braking energy of recycling to institute
It states battery charging and powers to all power consuming devices currently having been turned on.
The third aspect, embodiment of the disclosure provide a kind of vehicle, including processor, and memory is stored in the storage
On device and the computer program that can run on the processor, realized when the computer program is executed by the processor
The step of braking energy processing method stated.
Fourth aspect, embodiment of the disclosure provide a kind of computer readable storage medium, the computer-readable storage
Computer program is stored on medium, the computer program realizes above-mentioned braking energy processing method when being executed by processor
The step of.
Detailed description of the invention
Fig. 1 is one of the flow chart for the braking energy processing method that embodiment of the disclosure provides；
Fig. 2 is the two of the flow chart for the braking energy processing method that embodiment of the disclosure provides；
Fig. 3 is the structural block diagram for the braking energy processing unit that embodiment of the disclosure provides；
Fig. 4 is the structural schematic diagram for the vehicle that embodiment of the disclosure provides.
Specific embodiment
Below in conjunction with the attached drawing in embodiment of the disclosure, the technical solution in embodiment of the disclosure is carried out clear
Chu is fully described by, it is clear that described embodiment is disclosure a part of the embodiment, instead of all the embodiments.It is based on
Embodiment in the disclosure, those of ordinary skill in the art are acquired every other without creative efforts
Embodiment belongs to the range of disclosure protection.
The braking energy processing method provided first below embodiment of the disclosure is illustrated.
It should be noted that the braking energy processing method that embodiment of the disclosure provides is applied to vehicle, vehicle tool
Body is new-energy automobile.In general, new-energy automobile is the obtained vehicle of advanced technology of comprehensive dynamic control and driving aspect
, have the characteristics that technical principle is advanced, advanced structure, it can be using unconventional vehicle fuel as a source of power.
Specifically, new-energy automobile can be pure electric automobile, hybrid vehicle etc..
Referring to Fig. 1, the flow chart of the braking energy processing method of embodiment of the disclosure offer is shown in figure.Such as Fig. 1
Shown, this method comprises the following steps：
Step 101, in the case where vehicle is in deceleration regime, the chargeable power of current battery and current phase are obtained
Hope Brake energy recovery power, and with current desired braking energy regenerating Power Recovery braking energy.
Wherein, deceleration regime can also be referred to as decelerating mode.
In embodiment of the disclosure, vehicle can timing or sporadically detect whether itself is in decelerating mode.
In the case where itself is not at decelerating mode, vehicle is generally without the recycling of braking energy, therefore, entire to make
The process of energy processing method terminates.
In the case where itself is in decelerating mode, in order to improve the economy of vehicle, vehicle can carry out braking energy
Recycling.At this moment, the available chargeable power P of current battery of vehiclebattWith current desired braking energy regenerating power
Preg.Wherein, the chargeable power P of current batterybattIt can be according to battery management system (Battery Management
System, BMS) estimation battery charging ability determine, the chargeable power P of current batterybattIt can be used for measuring vehicle electrical
The current chargeable ability in pond.Current desired braking energy regenerating power PregIt can be by entire car controller (Vehicle
Control Unit, VCU) it obtains, current desired braking energy regenerating power PregCan be used for measuring vehicle currently can be recycled
The number of braking energy.
Getting the chargeable power P of current batterybattWith current desired braking energy regenerating power PregLater,
Vehicle can use the braking energy recovering function of itself, with current desired braking energy regenerating power PregCarry out Brake Energy
The recycling of amount, in this way, braking energy, which currently can be recycled, in vehicle to be all recovered.
Step 102, in the case where the chargeable power of current battery is less than current desired braking energy regenerating power,
Start the power consuming device of vehicle, and is supplied using the braking energy of recycling to the battery charging of vehicle and to the power consuming device of starting
Electricity.
Wherein, power consuming device included in vehicle can be high pressure power consuming device, and the quantity of power consuming device can be one
A, two, three or three or more, will not enumerate herein.Power consuming device can be already present device in current vehicle
Part, such as refrigeration device, heating device etc..Optionally, refrigeration device can be compressor of air conditioner；Heat device can for
The heater of positive temperature coefficient (Positive Temperature Coefficient, PTC), the heater can also be referred to as
Ptc heater.
It should be pointed out that power consuming device may be engine, engine in the case where vehicle has train
Idle running power consumption can be passed through under the dragging of starter.
In embodiment of the disclosure, the chargeable power P of current battery is being gotbattWith current desired braking energy
Regenerative power PregLater, vehicle can compare the chargeable power P of current batterybattWith current desired braking energy regenerating
Power PregSize.
If the chargeable power P of current batterybattMore than or equal to current desired braking energy regenerating power
Preg, this illustrates that the current chargeable ability of battery is sufficiently strong, and braking energy, which currently can be recycled, in vehicle can be completely converted into battery
Electric energy, i.e. the braking energy of vehicle, which can be realized, effectively to be recycled.Therefore, in this case, the Brake energy recovery of vehicle
The electric energy that braking energy is all converted to battery can be currently can be recycled in vehicle by system, and in other words, battery can be inhaled completely
Return the vehicle to the garage and knock off a currently recyclable braking energy.
If the chargeable power P of current batterybattLess than current desired braking energy regenerating power Preg, this explanation
The current chargeable ability of battery is not strong enough, and the electric energy that braking energy can not be completely converted into battery currently can be recycled in vehicle,
Vehicle currently can be recycled (for convenience of explanation, subsequent to incite somebody to action in the presence of the energy that can not be partially converted to battery power in braking energy
The energy is referred to as target energy).
In the prior art, in the current chargeable power P of batterybattLess than current desired braking energy regenerating power
PregIn the case where, vehicle only can be with the current chargeable power P of batterybattThe recycling for carrying out braking energy, in this way, vehicle is worked as
There is the target energy that will not be recovered in preceding recyclable braking energy, target energy is merely able in the moderating process of vehicle,
It is changed into thermal energy by the braking system of vehicle and discharges into atmosphere, correspondingly, target energy can makes the deceleration of vehicle
At influence.Due in the current chargeable power P of batterybattMore than or equal to current desired braking energy regenerating power Preg
In the case where, vehicle currently can be recycled and target energy be not present in braking energy, therefore, in the current chargeable ability foot of battery
In the case where reaching by force, the deceleration of vehicle not will receive the influence of target energy, and inadequate in the current chargeable ability of battery
In the case where strong, the deceleration of vehicle will receive the influence of target energy, in this way, under both of these case, the deceleration of vehicle is
Inconsistent, the braking effect of vehicle is also inconsistent, and the deceleration sense of driver is by being also inconsistent.
In view of this, in embodiment of the disclosure, if the chargeable power P of current batterybattLess than current expectation
Brake energy recovery power Preg, vehicle can star power consuming device, and the battery using the braking energy of recycling to vehicle charges
And it powers to the power consuming device of starting.In this way, target energy can be consumed by power consuming device, target energy will not pass through
The braking system of vehicle is completely reformed into thermal energy.Therefore, the current chargeable ability of battery is sufficiently strong and battery is current can
In the case of charging ability is two kinds not strong enough, the inconsistent situation of vehicle deceleration can be effectively improved, the braking effect of vehicle
The inconsistent situation of fruit can be also effectively improved.
In embodiment of the disclosure, under deceleration regime, vehicle obtains the chargeable power of current battery and current phase
Hope Brake energy recovery power, and with current desired braking energy regenerating Power Recovery braking energy.Next, vehicle can be with
The chargeable power of current battery and current desired braking energy regenerating power that will acquire are compared.If current electricity
The chargeable power in pond is less than current desired braking energy regenerating power, this illustrates that the current chargeable ability of battery is not strong enough,
The electric energy that braking energy can not be completely converted into battery currently can be recycled in vehicle, at this point, vehicle can star power consuming device, with
While normally charging for battery, is consumed in currently recyclable braking energy, can not be converted using the power consuming device of starting
For the energy of battery power, so that this portion of energy be avoided to influence the deceleration of vehicle when being consumed by braking system.
As can be seen that by the way that power consuming device is arranged in vehicle, and by power consuming device on easy influence vehicle deceleration
Braking energy consumed, embodiment of the disclosure can effectively guarantee the consistency of vehicle deceleration, in this way, vehicle system
The consistency that the consistency and driver's deceleration sense of dynamic effect are received also can preferably be guaranteed, correspondingly, the row of vehicle
It sails security performance and accesses and effectively guarantee.
In some embodiments, using the braking energy of recycling to the battery charging of vehicle and to the power consuming device of starting
Power supply, including：
While the braking energy using recycling is charged with the current chargeable power of battery to the battery of vehicle, utilize
Power consuming device power supply of the braking energy of recycling to starting.
In embodiment of the disclosure, in the current chargeable power P of batterybattLess than current desired braking energy regenerating
Power PregIn the case where, vehicle can star power consuming device, and in the braking energy using recycling with PbattTo the battery of vehicle
While charging, powered using the power consuming device that the dump energy in the braking energy of recycling is starting.Certainly, vehicle can also be with
To be slightly less than PbattPower to vehicle battery charge while, using dump energy be starting power consuming device power supply,
This is also feasible.
As can be seen that vehicle is the chargeable ability current according to battery, in embodiment of the disclosure with maximum charging
Power be battery charging, that is to say, that vehicle recycling braking energy be preferentially used to charge the battery, remaining part just by
Power consuming device consumes, and can effectively improve the charge efficiency of battery and the utilization rate of braking energy in this way.
It in some embodiments, include at least two power consuming devices in vehicle；
In the case where the chargeable power of current battery is less than current desired braking energy regenerating power, start vehicle
Power consuming device, including：
In the case where the chargeable power of current battery is less than current desired braking energy regenerating power, according to default
Selection rule, choose power consuming device from least two power consuming devices；
The selected power consuming device of starting.
It should be noted that choosing the reality of power consuming device from least two power consuming devices according to preset selection rule
It is existing various informative, citing introduction is carried out below.
In the first way of realization, according to preset selection rule, customer is chosen from least two power consuming devices
Part, including：
Obtain environmental parameter locating for vehicle；
According to environmental parameter, power consuming device is chosen from least two power consuming devices.
Wherein, environmental parameter may include temperature or humidity, and certainly, the type of environmental parameter is not limited thereto, tool
Body can determine that embodiment of the disclosure does not do any restriction to this according to the actual situation.
As can be seen that vehicle can easily select power consuming device very much, also, due to vehicle in this way of realization
The selection of power consuming device, therefore, the power consuming device and vehicle that vehicle selects are carried out according to the environmental parameter of local environment
The matching degree of locating environment is higher.
In second of way of realization, according to preset selection rule, customer is chosen from least two power consuming devices
Part, including：
Calculate the power difference of current desired braking energy regenerating power and the current chargeable power of battery；
It determines at least two power consuming devices, rated power is greater than or equal to the power consuming device of power difference；
Rated power and the immediate power consuming device of power difference are chosen from identified power consuming device.
Wherein, vehicle can be previously stored with the rated power of each power consuming device.
In this way of realization, if the chargeable power P of current batterybattLess than current desired braking energy regenerating
Power Preg, vehicle can calculate current desired braking energy regenerating power PregWith the current chargeable power P of batterybatt's
Power difference.
Assuming that the quantity of power consuming device is three in vehicle, and rated power is respectively P1, P2 and P3, then, vehicle can
First to determine in these three power consuming devices, the power consuming device that rated power is greater than or equal to calculated power difference (is assumed to be
P1 and P3).Later, vehicle can select rated power and the immediate customer of calculated power difference from P1 and P3
Part.
As can be seen that vehicle can also easily select power consuming device very much in this way of realization.Since vehicle selects
The rated power of the power consuming device of taking-up is greater than or equal to power difference, can guarantee that Brake Energy currently can be recycled so as far as possible
In amount, the power consuming device that the energy of battery power is picked can not be converted to and consumed, thus the vehicle system of being further ensured that
The consistency of dynamic effect.
It should be pointed out that vehicle can also be according to preset selection priority other than both the above way of realization
Sequence chooses power consuming device, or randomly selects power consuming device, this is also feasible.
As can be seen that in embodiment of the disclosure, in the case where including at least two power consuming devices in the car, customer
The selection operation of part implements also very convenient.
In the first above-mentioned way of realization, environmental parameter includes environment temperature, includes at least two power consuming devices
Refrigeration device and heating device；
According to environmental parameter, power consuming device is chosen from least two power consuming devices, including：
In the case where environment temperature is greater than the first preset temperature, refrigeration device is chosen from least two power consuming devices；
In the case where environment temperature is less than the second preset temperature, heating device is chosen from least two power consuming devices；
Wherein, the second preset temperature is less than the first preset temperature.
Optionally, the first preset temperature can be 30 degrees Celsius, 32 degrees Celsius or 35 degrees Celsius, and the second preset temperature can
Think 0 degree Celsius, 2 degrees Celsius or 4 degrees Celsius, certainly, the value of the first preset temperature and the second preset temperature is not limited to
In this, can specifically determine according to the actual situation, embodiment of the disclosure does not do any restriction to this.
In the case where environment temperature is greater than the first preset temperature, it is believed that vehicle is under the higher environment of temperature,
At this moment, vehicle can start refrigeration device, such as starting compressor of air conditioner for vehicle interior cooling, to guarantee vehicle occupant automatically
Ride comfort.In the case where environment temperature is less than the second preset temperature, it is believed that vehicle is in the lower ring of temperature
Under border, at this moment, vehicle can start heating device, such as starting ptc heater for vehicle interior heating, to guarantee vehicle automatically
The ride comfort of occupant.
As can be seen that vehicle can be according to locating environment temperature, the automatic corresponding consumption of starting in embodiment of the disclosure
Electrical part, to adjust the temperature in vehicle, to guarantee the ride comfort of vehicle occupant.
In some embodiments, using the braking energy of recycling to the battery charging of vehicle and to the power consuming device of starting
After power supply, this method further includes：
Obtain the chargeable power of current battery, current desired braking energy regenerating power and each consumption currently having been turned on
The operating power of electrical part；
It is small in the operating power for each power consuming device currently having been turned on and the power of the current chargeable power of battery and value
In current desired braking energy regenerating power, and the case where there are inactive power consuming devices at least two power consuming devices
Under, start the power consuming device in inactive power consuming device, and charge the battery using the braking energy of recycling and to working as
Before have been turned on all power consuming devices power supply.
Below with reference to Fig. 2, the specific implementation process of embodiment of the disclosure is illustrated with a specific example.
Specifically, N number of power consuming device, respectively the first high pressure power consuming device, the second high pressure power consumption be can have in vehicle
Device, third high pressure power consuming device ... ..., N high pressure power consuming device.
As shown in Fig. 2, vehicle may determine that itself is current whether in decelerating mode first.If it is judged that be it is no,
Vehicle can continue to judge whether itself is in decelerating mode；If it is judged that being yes, the available current battery of vehicle
Chargeable power PbattWith current desired braking energy regenerating power Preg, and with current PregRecycle braking energy.
If current PbattMore than or equal to current Preg, vehicle can be fully utilized battery absorb vehicle braking
Energy.
If current PbattLess than current Preg, vehicle can star the first high pressure power consuming device, with using battery and
The braking energy of first high pressure power consuming device absorption vehicle.
Later, vehicle can obtain current P againbattWith current Preg, and obtain the first high pressure power consuming device
Operating power P11 (i.e. the actual power of the first high pressure power consuming device).Vehicle can be by current PbattWith P11's and value with work as
Preceding PregIt is compared.
If current PbattWith P11's and value is greater than or equal to current Preg, vehicle the first high pressure power consuming device of holding
Starting, to absorb the braking energy of vehicle using battery and the first high pressure power consuming device.
If current PbattWith P11's and value is less than current Preg, vehicle may determine that in N number of high pressure power consuming device
With the presence or absence of inactive high pressure power consuming device.It is obvious that in N number of high pressure power consuming device other than the first high pressure power consuming device
Inactive, at this moment, vehicle can star the second high pressure power consuming device.
Later, vehicle can obtain current P againbattWith current Preg, and obtain the first high pressure power consuming device and work as
The operating power P12 (i.e. the actual power of the second high pressure power consuming device) of preceding operating power P11 and the second high pressure power consuming device.
Vehicle can be by current Pbatt, current P11 and P12's and value and current PregIt is compared.
If current Pbatt, current P11 and P12's and value be greater than or equal to current Preg, vehicle holding first
The starting of high pressure power consuming device and the second high pressure power consuming device, to be consumed using battery, the first high pressure power consuming device and the second high pressure
The braking energy of electrical part consumption vehicle.
If current Pbatt, current P11 and P12's and value be less than current Preg, vehicle may determine that N number of high
It presses and whether there is inactive high pressure power consuming device in power consuming device.It is obvious that in addition to the first high pressure in N number of high pressure power consuming device
Inactive except power consuming device and the second high pressure power consuming device, at this moment, vehicle can star third high pressure power consuming device, subsequent
The rest may be inferred for process, and details are not described herein.
As can be seen that vehicle braking effect cannot be completely secured in the power consuming device having been turned in embodiment of the disclosure
Consistency in the case where, vehicle can continue to start other inactive power consuming devices, to more effectively guarantee vehicle
The consistency of braking effect.
To sum up, embodiment of the disclosure can effectively guarantee the consistency of vehicle deceleration, in this way, vehicle braking effect
Consistency and the consistency received of driver's deceleration sense also can preferably be guaranteed, correspondingly, the driving safety of vehicle
Performance, which accesses, effectively to be guaranteed.
The braking energy processing unit provided below embodiment of the disclosure is illustrated.
Referring to Fig. 3, the structural block diagram of the braking energy processing unit 300 of embodiment of the disclosure offer is shown in figure.
As shown in figure 3, braking energy processing unit 300 includes：
First processing module 301, for obtaining the chargeable function of current battery in the case where vehicle is in deceleration regime
Rate and current desired braking energy regenerating power, and with current desired braking energy regenerating Power Recovery braking energy；
Second processing module 302, for being less than current desired braking energy regenerating in the current chargeable power of battery
In the case where power, start the power consuming device of vehicle, and using the braking energy of recycling to the battery charging of vehicle and to opening
Dynamic power consuming device power supply.
In some embodiments, Second processing module is specifically used for：
While the braking energy using recycling is charged with the current chargeable power of battery to the battery of vehicle, utilize
Power consuming device power supply of the braking energy of recycling to starting.
It in some embodiments, include at least two power consuming devices in vehicle；
Second processing module, including：
First selection unit, for being less than current desired braking energy regenerating power in the current chargeable power of battery
In the case where, according to preset selection rule, power consuming device is chosen from least two power consuming devices；
Start unit, for starting selected power consuming device.
In some embodiments, the first selection unit, including：
Subelement is obtained, for obtaining environmental parameter locating for vehicle；
Subelement is chosen, for choosing power consuming device from least two power consuming devices according to environmental parameter.
In some embodiments, environmental parameter includes environment temperature, include at least two power consuming devices refrigeration device and
Heat device；
Subelement is chosen, is specifically used for：
In the case where environment temperature is greater than the first preset temperature, refrigeration device is chosen from least two power consuming devices；
In the case where environment temperature is less than the second preset temperature, heating device is chosen from least two power consuming devices；
Wherein, the second preset temperature is less than the first preset temperature.
In some embodiments, Second processing module, including：
Computing unit, for calculating the function of current desired braking energy regenerating power and the current chargeable power of battery
Rate difference；
Determination unit, for determining at least two power consuming devices, rated power is greater than or equal to the power consumption of power difference
Device；
Second selection unit, for choosing rated power and the immediate consumption of power difference from identified power consuming device
Electrical part.
In some embodiments, braking energy processing unit 300 further includes：
Module is obtained, is supplied for the braking energy using recycling to the battery charging of vehicle and to the power consuming device of starting
After electricity, the chargeable power of current battery, current desired braking energy regenerating power and each consumption currently having been turned on are obtained
The operating power of electrical part；
Third processing module, for chargeable in the operating power for each power consuming device currently having been turned on and current battery
The power and value of power are less than current desired braking energy regenerating power, and there are inactive at least two power consuming devices
In the case where power consuming device, start the power consuming device in inactive power consuming device, and using the braking energy of recycling to electricity
It charges and powers to all power consuming devices currently having been turned in pond.
As can be seen that by the way that power consuming device is arranged in vehicle, and by power consuming device on easy influence vehicle deceleration
Braking energy consumed, embodiment of the disclosure can effectively guarantee the consistency of vehicle deceleration, in this way, vehicle system
The consistency that the consistency and driver's deceleration sense of dynamic effect are received also can preferably be guaranteed, correspondingly, the row of vehicle
It sails security performance and accesses and effectively guarantee.
The vehicle provided below embodiment of the disclosure is illustrated.
Referring to fig. 4, the structural schematic diagram of the vehicle 400 of embodiment of the disclosure offer is provided in figure.As shown in figure 4,
Vehicle 400 includes：Processor 401, transceiver 402, memory 403, user interface 404 and bus interface, wherein：
Processor 401 executes following process for reading the program in memory 403：
In the case where vehicle is in deceleration regime, the chargeable power of current battery and current desired braking energy are obtained
Regenerative power is measured, and with current desired braking energy regenerating Power Recovery braking energy；
In the case where the chargeable power of current battery is less than current desired braking energy regenerating power, start vehicle
Power consuming device, and using recycling braking energy to vehicle battery charging and to starting power consuming device power.
In Fig. 4, bus architecture may include the bus and bridge of any number of interconnection, specifically be represented by processor 401
One or more processors and the various circuits of memory that represent of memory 403 link together.Bus architecture can be with
Various other circuits of such as peripheral equipment, voltage-stablizer and management circuit or the like are linked together, these are all these
Well known to field, therefore, it will not be further described herein.Bus interface provides interface.Transceiver 402 can be
Multiple element includes transmitter and receiver, provides the unit for communicating over a transmission medium with various other devices.Needle
To different user equipmenies, user interface 404, which can also be, external the interface for needing equipment is inscribed, and the equipment of connection includes
But be not limited to keypad, display, loudspeaker, microphone, control stick etc..
Processor 401, which is responsible for management bus architecture and common processing, memory 403, can store processor 401 and is holding
Used data when row operation.
In some embodiments, using the braking energy of recycling to the battery charging of vehicle and to the power consuming device of starting
Power supply, including：
While the braking energy using recycling is charged with the current chargeable power of battery to the battery of vehicle, utilize
Power consuming device power supply of the braking energy of recycling to starting.
It in some embodiments, include at least two power consuming devices in vehicle；
Processor 410, is specifically used for：
In the case where the chargeable power of current battery is less than current desired braking energy regenerating power, according to default
Selection rule, choose power consuming device from least two power consuming devices；
The selected power consuming device of starting.
In some embodiments, processor 410 are specifically used for：
Obtain environmental parameter locating for vehicle；
According to environmental parameter, power consuming device is chosen from least two power consuming devices.
In some embodiments, environmental parameter includes environment temperature, include at least two power consuming devices refrigeration device and
Heat device；
Processor 410, is specifically used for：
In the case where environment temperature is greater than the first preset temperature, refrigeration device is chosen from least two power consuming devices；
In the case where environment temperature is less than the second preset temperature, heating device is chosen from least two power consuming devices；
Wherein, the second preset temperature is less than the first preset temperature.
In some embodiments, processor 410 are specifically used for：
Calculate the power difference of current desired braking energy regenerating power and the current chargeable power of battery；
It determines at least two power consuming devices, rated power is greater than or equal to the power consuming device of power difference；
Rated power and the immediate power consuming device of power difference are chosen from identified power consuming device.
In some embodiments, processor 410 are also used to：
After powering using the braking energy of recycling to the battery charging of vehicle and to the power consuming device of starting, obtain
The work of the chargeable power of current battery, current desired braking energy regenerating power and each power consuming device currently having been turned on
Power；
It is small in the operating power for each power consuming device currently having been turned on and the power of the current chargeable power of battery and value
In current desired braking energy regenerating power, and the case where there are inactive power consuming devices at least two power consuming devices
Under, start the power consuming device in inactive power consuming device, and charge the battery using the braking energy of recycling and to working as
Before have been turned on all power consuming devices power supply.
As can be seen that by the way that power consuming device is arranged in vehicle, and by power consuming device on easy influence vehicle deceleration
Braking energy consumed, embodiment of the disclosure can effectively guarantee the consistency of vehicle deceleration, in this way, vehicle system
The consistency that the consistency and driver's deceleration sense of dynamic effect are received also can preferably be guaranteed, correspondingly, the row of vehicle
It sails security performance and accesses and effectively guarantee.
Embodiment of the disclosure also provides a kind of vehicle, including processor 410, and memory 409 is stored in memory 409
Computer program that is upper and can running on the processor 410, which realizes above-mentioned when being executed by processor 410
Each process of braking energy processing method embodiment, and identical technical effect can be reached, it is no longer superfluous here to avoid repeating
It states.
Embodiment of the disclosure also provides a kind of computer readable storage medium, is stored on computer readable storage medium
Computer program, the computer program realize each mistake of above-mentioned braking energy processing method embodiment when being executed by processor
Journey, and identical technical effect can be reached, to avoid repeating, which is not described herein again.Wherein, the computer-readable storage medium
Matter, such as read-only memory (Read-Only Memory, abbreviation ROM), random access memory (Random Access
Memory, abbreviation RAM), magnetic or disk etc..
The above, the only specific embodiment of the disclosure, but the protection scope of the disclosure is not limited thereto, it is any
Those familiar with the art can easily think of the change or the replacement in the technical scope that the disclosure discloses, and should all contain
It covers within the protection scope of the disclosure.Therefore, the protection scope of the disclosure should be subject to the protection scope in claims.
Claims (16)
1. a kind of braking energy processing method, which is characterized in that including：
In the case where vehicle is in deceleration regime, obtains the chargeable power of current battery and current desired braking energy returns
Power is received, and with current desired braking energy regenerating Power Recovery braking energy；
In the case where the chargeable power of current battery is less than current desired braking energy regenerating power, start the vehicle
Power consuming device, and using recycling braking energy to the vehicle battery charging and to starting power consuming device power.
2. the method according to claim 1, wherein the braking energy using recycling gives the electricity of the vehicle
Pond charges and powers to the power consuming device of starting, including：
While the braking energy using recycling is charged with the current chargeable power of battery to the battery of the vehicle, utilize
Power consuming device power supply of the braking energy of recycling to starting.
3. the method according to claim 1, wherein including at least two power consuming devices in the vehicle；
It is described in the case where the chargeable power of current battery is less than current desired braking energy regenerating power, described in starting
The power consuming device of vehicle, including：
In the case where the chargeable power of current battery is less than current desired braking energy regenerating power, according to preset choosing
Rule is taken, chooses power consuming device from least two power consuming devices；
The selected power consuming device of starting.
4. according to the method described in claim 3, it is characterized in that, described according to preset selection rule, from least two consumptions
Power consuming device is chosen in electrical part, including：
Obtain environmental parameter locating for the vehicle；
According to the environmental parameter, power consuming device is chosen from least two power consuming devices.
5. according to the method described in claim 4, it is characterized in that, the environmental parameter includes environment temperature, at least two consumptions
It include refrigeration device and heating device in electrical part；
It is described that power consuming device is chosen from least two power consuming devices according to the environmental parameter, including：
In the case where the environment temperature is greater than the first preset temperature, refrigeration device is chosen from least two power consuming devices；
In the case where the environment temperature is less than the second preset temperature, heating device is chosen from least two power consuming devices；
Wherein, second preset temperature is less than first preset temperature.
6. according to the method described in claim 3, it is characterized in that, described according to preset selection rule, from least two consumptions
Power consuming device is chosen in electrical part, including：
Calculate the power difference of current desired braking energy regenerating power and the current chargeable power of battery；
It determines at least two power consuming devices, rated power is greater than or equal to the power consuming device of the power difference；
Rated power and the immediate power consuming device of the power difference are chosen from identified power consuming device.
7. method according to any one of claim 3 to 6, which is characterized in that the braking energy using recycling is given
After the battery of the vehicle charges and powers to the power consuming device of starting, the method also includes：
Obtain the chargeable power of current battery, current desired braking energy regenerating power and each customer currently having been turned on
The operating power of part；
It is less than in the operating power for each power consuming device currently having been turned on and the power of the current chargeable power of battery and value and works as
Preceding desired braking energy regenerating power, and opened at least two power consuming devices there are in the case where inactive power consuming device
The power consuming device in inactive power consuming device is moved, and using the braking energy of recycling to battery charging and to current
All power consuming devices power supply having been turned on.
8. a kind of braking energy processing unit, which is characterized in that including：
First processing module, for obtaining the chargeable power of current battery and working as in the case where vehicle is in deceleration regime
Preceding desired braking energy regenerating power, and with current desired braking energy regenerating Power Recovery braking energy；
Second processing module, for being less than the feelings of current desired braking energy regenerating power in the current chargeable power of battery
Under condition, start the power consuming device of the vehicle, and using the braking energy of recycling to the battery charging of the vehicle and to opening
Dynamic power consuming device power supply.
9. device according to claim 8, which is characterized in that the Second processing module is specifically used for：
While the braking energy using recycling is charged with the current chargeable power of battery to the battery of the vehicle, utilize
Power consuming device power supply of the braking energy of recycling to starting.
10. device according to claim 8, which is characterized in that include at least two power consuming devices in the vehicle；
The Second processing module, including：
First selection unit, for being less than the feelings of current desired braking energy regenerating power in the current chargeable power of battery
Under condition, according to preset selection rule, power consuming device is chosen from least two power consuming devices；
Start unit, for starting selected power consuming device.
11. device according to claim 10, which is characterized in that first selection unit, including：
Subelement is obtained, for obtaining environmental parameter locating for the vehicle；
Subelement is chosen, for choosing power consuming device from least two power consuming devices according to the environmental parameter.
12. device according to claim 11, which is characterized in that the environmental parameter includes environment temperature, and at least two
It include refrigeration device and heating device in power consuming device；
The selection subelement, is specifically used for：
In the case where the environment temperature is greater than the first preset temperature, refrigeration device is chosen from least two power consuming devices；
In the case where the environment temperature is less than the second preset temperature, heating device is chosen from least two power consuming devices；
Wherein, second preset temperature is less than first preset temperature.
13. device according to claim 10, which is characterized in that the Second processing module, including：
Computing unit, for calculating the difference power of current desired braking energy regenerating power and the current chargeable power of battery
Value；
Determination unit, for determining at least two power consuming devices, rated power is greater than or equal to the power consumption of the power difference
Device；
Second selection unit, for choosing rated power and the immediate consumption of the power difference from identified power consuming device
Electrical part.
14. device described in any one of 0 to 13 according to claim 1, which is characterized in that described device further includes：
Module is obtained, is supplied for the braking energy using recycling to the battery charging of the vehicle and to the power consuming device of starting
After electricity, the chargeable power of current battery, current desired braking energy regenerating power and each consumption currently having been turned on are obtained
The operating power of electrical part；
Third processing module, for the operating power and the current chargeable power of battery in each power consuming device currently having been turned on
Power and value be less than current desired braking energy regenerating power, and there are inactive power consumptions at least two power consuming devices
In the case where device, start the power consuming device in inactive power consuming device, and give the electricity using the braking energy of recycling
It charges and powers to all power consuming devices currently having been turned in pond.
15. a kind of vehicle, which is characterized in that including processor, memory is stored on the memory and can be in the processing
The computer program run on device is realized when the computer program is executed by the processor as any in claim 1 to 7
The step of braking energy processing method described in item.
16. a kind of computer readable storage medium, which is characterized in that be stored with computer on the computer readable storage medium
Program realizes the braking energy processing as described in any one of claims 1 to 7 when the computer program is executed by processor
The step of method.
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| CN201810686142.6A CN108819725A (en) | 2018-06-28 | 2018-06-28 | Braking energy processing method, device, vehicle and computer readable storage medium |
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| CN201810686142.6A CN108819725A (en) | 2018-06-28 | 2018-06-28 | Braking energy processing method, device, vehicle and computer readable storage medium |
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