CN106143173A - Method based on vehicle weight management battery and battery management unit based on weight - Google Patents
Method based on vehicle weight management battery and battery management unit based on weight Download PDFInfo
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- CN106143173A CN106143173A CN201510169351.XA CN201510169351A CN106143173A CN 106143173 A CN106143173 A CN 106143173A CN 201510169351 A CN201510169351 A CN 201510169351A CN 106143173 A CN106143173 A CN 106143173A
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 230000037221 weight management Effects 0.000 title abstract description 3
- 230000004048 modification Effects 0.000 claims abstract description 54
- 238000012986 modification Methods 0.000 claims abstract description 54
- 238000005259 measurement Methods 0.000 claims description 35
- 230000005611 electricity Effects 0.000 claims description 23
- 230000003466 anti-cipated effect Effects 0.000 claims description 16
- 238000001816 cooling Methods 0.000 claims description 7
- 230000008859 change Effects 0.000 claims description 6
- 230000008901 benefit Effects 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- 230000009467 reduction Effects 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 230000006399 behavior Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
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Classifications
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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
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/12—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
-
- 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
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/0092—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption with use of redundant elements for safety purposes
-
- 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
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Secondary Cells (AREA)
Abstract
Provide a kind of method based on vehicle weight management battery and battery management unit based on weight.Provide a kind of by considering that medium-sized or oversize vehicle weight knots modification controls energy efficiency and battery charges or the method for battery discharge.
Description
This application claims and be submitted to the of Korean Intellectual Property Office on October 17th, 2014
The rights and interests of 10-2014-0141211 korean patent application, wherein, the disclosure of described patent application is by drawing
With being all herein incorporated.
Technical field
One or more exemplary embodiment relates to a kind of method of battery managing vehicle, more specifically,
Relate to a kind of weight by using medium-sized or Large Electric car and multi-power driven vehicle (xEV) to change
The method of management battery.
Background technology
There is provided a kind of by using the driving model reflecting various driving environments to control state-of-charge (SoC)
Method, thus effectively use the battery in vehicle.Traffic jam, car speed and led by use
The positional information on map that boat system obtains is used as the example of driving model.But, due to this
Information can change according to the driving habits of driver or traffic, so this information may will not be used
Make infallible data or persistent data.
Summary of the invention
One or more exemplary embodiment includes being changed by the weight considering medium sized vehicle or oversize vehicle
Variable controls energy efficiency and battery charging or battery discharge.
Other side will be set forth the most in the description that follows, and partially by describing will be
Clearly, maybe can be learnt by the practice to the embodiment presented.
According to one or more exemplary embodiment, a kind of battery management unit based on weight includes:
Weight measurement unit, is used for measuring vehicle weight and determining weight knots modification；Weight pattern learning unit,
For learning weight pattern based on the vehicle weight measured or weight knots modification；Battery management unit, uses
The battery being suitable for vehicle weight is reset in weight pattern based on the vehicle weight measured or study
State-of-charge (SoC) scope；Automatic control unit, for based on the SoC scope after resetting
Controlling to charge or battery discharge for the battery of vehicle, wherein, battery management unit is resetting electricity
The process of the SoC scope in pond reflects the electricity actually used by vehicle extraly.
Charge volume or discharge capacity if based on the weight pattern expected battery learnt will be owing to weight increase
Increase, then battery can be cooled down before the time point that anticipated weight increases by automatic control unit,
Charge volume or discharge capacity if based on the weight pattern expected battery learnt will subtract owing to weight reduces
Little, then automatic control unit can stop cooling down battery before the time point that anticipated weight reduces,
Even if if still the charge volume of expected battery will increase in the case of weight reduces, then automatic control unit
Before the time point that anticipated weight increases, battery can be cooled down.
If the weight of the bus measured in real time exceedes the weight range learnt in advance, then weight pattern
Unit renewable weight pattern, when weight pattern is updated, battery management unit can be according to being surpassed
Higher limit and the lower limit of the SoC scope of battery are reset by the weight range learnt in advance crossed,
And automatic control unit can calculate use reset after SoC scope information calculate available power it
In actually used electricity, and actually used charge value is supplied to battery management unit.
Weight measurement unit can be true by the change of the tire pressure of vehicle being reflected on weight knots modification
Determine weight knots modification.
If the knots modification of the tire pressure of vehicle tire pressure based on vehicle and increase, battery management list
Unit can determine that vehicle weight increases, and therefore reduces SoC scope, if the tire pressure of vehicle is based on car
The knots modification of tire pressure and reduce, then battery management unit can determine that vehicle weight reduces, and because of
This increases SoC scope.
If vehicle is bus, then weight measurement unit can be based on the bus car paid by passenger
Expense calculates the quantity of the passenger getting on the bus or getting off, and classifies passenger according to the age of passenger, and leads to
It's the age using the passenger according to classification the pasting default average weight measures vehicle weight in real time.
The information of SoC scope after automatic control unit is reset by use calculates available power, at weight
The motor of vehicle is driven in the range of the SoC postponed, and by using the electromotor of vehicle or electromotor to hold
The row charge or discharge to battery.
According to one or more exemplary embodiment, a kind of side based on vehicle weight real-time management battery
Method includes: measuring vehicle weight in real time and determine weight knots modification, this step is performed by weight measurement unit；
Learning weight pattern based on vehicle weight or weight knots modification, this step is held by weight pattern learning unit
OK；Weight pattern based on the vehicle weight measured or study resets the electricity being suitable for vehicle weight
State-of-charge (SoC) scope in pond, this step is performed by battery management unit；The vehicle that storage is measured
The relation between SoC value range after the weight pattern of weight or study, actually used electricity and replacement,
And the optimum SoC scope that continuous learning changes according to weight, this step is performed by battery management unit；Base
SoC scope after resetting controls to charge or battery discharge for the battery of vehicle, and this step is by automatically
Control unit performs, and wherein, battery management unit carries out weight with reference to optimum SoC scope to SoC scope
Put.
Accompanying drawing explanation
By below in conjunction with the accompanying drawing description to embodiment, these and/or other side will be clear from and more
Easy to understand, wherein:
Fig. 1 is the block diagram of the battery management unit based on weight according to exemplary embodiment；
Fig. 2 and Fig. 7 to Fig. 9 illustrates the measurement performed by weight measurement unit according to exemplary embodiment
Vehicle weight or determine the example of knots modification of vehicle weight；
Fig. 3, Fig. 4, Figure 10 and Figure 11 illustrate according to exemplary embodiment by changing tire pressure
Variable is reflected in the example measuring weight knots modification on weight knots modification；
Fig. 5 illustrates the management equipment based on weight that the use according to exemplary embodiment is included in vehicle
Example；
Fig. 6 illustrate according to exemplary embodiment record in special time period according to the time period specific
The weight of bus run on circuit, tire pressure amount, whether battery is cooled down and battery
State-of-charge (SoC) also determines the example of pattern of described bus；
Figure 12 illustrate according to exemplary embodiment by automatic control unit perform by use by weight
The weight pattern of pattern learning modular learning controls battery charging and the example of battery discharge of vehicle；
Figure 13 A and Figure 13 B is coming in real-time management vehicle based on vehicle weight according to exemplary embodiment
The flow chart of method of battery.
Detailed description of the invention
Reference will now be made in detail to now embodiment, wherein, the example of described embodiment is illustrated in the accompanying drawings, with
The label of sample represents same element all the time.In this respect, the present embodiment can have different forms, and
And should not be construed as limited to description set forth herein.Therefore, the most only to exemplary reality
Execute example and be described to explain the many aspects of this description.As used herein, term "and/or" includes
One or more the combination in any listed in item being associated or all combinations.When such as " in ...
At least one " when being expressed in after a column element, permutation element is modified in described statement, and non-modified institute
State the individual element in row.
Hereinafter, referring to the drawings various exemplary embodiments are described.
Fig. 1 is the block diagram of the battery management unit based on weight 100 according to exemplary embodiment.
According to exemplary embodiment, battery management unit 100 based on weight can be used in medium-sized or large-scale
In haulage vehicle (such as, for transporting the lorry of goods or for transporting the bus of people).Especially
Ground, can improve by using battery to use the average life of high-power hybrid electric vehicle or electric motor car.
In medium-sized or mass transit vehicle, actually weight can be changed and measure.According to exemplary
Embodiment, charges or battery discharge by using the most measurable vehicle weight to control battery.
If additionally, bus repeated travel in particular course, then corresponding with different time interval take advantage of
Quantity and the battery usage amount of visitor can be shown that AD HOC.According to exemplary embodiment, by study spy
Fixed weight knots modification and the SoC knots modification caused due to weight knots modification carry out look-ahead battery and use
Amount, determines whether to cool down battery, correspondingly improves the efficiency of battery.
According to exemplary embodiment, battery management unit 100 based on weight includes weight measurement unit
110, weight pattern learning unit 120, battery management unit 130 and automatic control unit 140.
Weight measurement unit 110 is measured vehicle weight in real time and determines weight knots modification.Weight measurement unit
110 weight measuring sensor can being arranged in vehicle by use or the outlet being arranged on vehicle or entrance
Quality measurement apparatus calculate vehicle weight.According to another embodiment, weight measurement unit 110 can lead to
Cross calculate by passenger pay swipe the card fare or cash fare calculates the quantity of the passenger got on the bus, and calculate
Vehicle weight.Additionally, the charging burden of load-carrying vehicle can be determined by calculate the weight of load-carrying vehicle.Will
The detailed example of above example is provided with reference to Fig. 2 and Fig. 7 to Fig. 9.
According to another exemplary embodiment, weight measurement unit 110 can be by by the knots modification of tire pressure
Reflection measures weight knots modification on weight knots modification.To come with reference to Fig. 3, Fig. 4, Figure 10 and Figure 11
The detailed example of this embodiment is provided.
Weight pattern learning unit 120 is based on the vehicle weight measured or the knots modification of the vehicle weight of measurement
Learn weight pattern.Such as, weight pattern learning unit 120 can be measured in special time period in real time
The weight of the bus travelled in particular course, then produces the weight pattern repeated in time.
Additionally, weight pattern learning unit 120 can determine according to weight knots modification that the battery used by vehicle holds
The knots modification of amount, and learn repeatably standard SoC scope.Show in figure 6 by weight pattern
Practise the example of the pattern of unit 120 study.
Fig. 6 illustrates the record in special time period according to exemplary embodiment and different time interval phases
The weight of bus travelled in particular course answered, tire pressure amount, whether to battery cooling and
Battery SoC also determines the sample table of pattern.
Battery management unit 130 resets the SoC scope of battery, wherein, the SoC model of described battery
Enclose the vehicle weight being applicable to be measured by weight measurement unit 110 or based on by weight pattern learning unit
The weight patterns of 120 study and the weight that determines.
As example, with reference to Fig. 6, by the weight pattern learnt by weight pattern learning unit 120,
Can determine that the weight of bus at 7 in morning time period to 8 a.m., point in 6 pm to afternoon 7
And at 7 in afternoon is maximum at 8 in afternoon.
Based on the weight pattern learnt by weight pattern learning unit 120, battery management unit 130 can be
The weight of bus maximum at 7 in morning time period to 8 a.m., at 7 in 6 pm to afternoon with
And whether cool down battery to 8 periods in the at 7 in afternoon to afternoon and the scope of battery SoC scope is entered
Row resets.
Such as, battery management unit 130 can refer to by weight pattern learning unit 120 for from the morning 7
(such as, tire pressure is 140 pounds and often puts down for weight pattern that point to time period of 8 a.m. learns in advance
Side's inch (Psi), weight are 3 tons, precool battery and SoC scope is 70% to 80%),
The discharge capacity of quickly increase and battery will be increased by the quantity of prediction passenger in about at 7 in the morning, therefore,
Battery management unit 130 can perform battery cooling in advance.If additionally, from point at 6 in the morning to the morning 7
Time period during battery SoC scope be 40% to 60%, then battery SoC scope can be reset to 40%
To 80%.
Then, battery management unit 130 checks at bus actual supreme from 7 in the morning operate
The tire pressure measured during the time period of 8 at noon, and the information of the SoC scope learnt in advance will be used
The available power calculated compares with actually used electricity.If the actual weight measured is more than or little
Weight in the weight model domain learnt in advance, the then SoC of battery management unit 130 adjustable study
The upper limit of scope or lower limit.Battery management unit 130 can adjust based on actually used electricity and learn in advance
The upper limit of the SoC scope practised or lower limit.
Such as, if referential weight is 1 ton, maximum weight is 2 tons, then the upper limit of SoC scope and under
Limit is scheduled so that the distribution of weight being 1 ton to 2 tons is corresponding to the SoC scope from 60% to 80%.
As example, if weight is 1 ton, then can be set to SoC scope fall into the model from 40% to 60%
In enclosing.If weight is 2 tons, then can be set to fall in the range of 40% to 80% by SoC scope.
For other gravimetric value, such as, if weight is 1.5 tons, then SoC scope is set to from 40%
Arbitrary value in the range of 70%, then, this arbitrary value reflects: for actually used electric power
SoC scope maximum arrives 68%.Then, when battery is used again, if weight is 1.5 tons,
It is then 40% to 68% by SoC scope default setting.
In this case, if the vehicle weight measured in real time exceedes the weight range learnt in advance, then
Weight pattern learning unit 120 updates weight pattern.By persistently storing and can update when the actual fortune of vehicle
The weight measured when turning and the SoC scope of use determine the detailed and optimum SoC model according to weight
Enclose.
Battery management unit 130 can be configured to based on the weight learnt by weight pattern learning unit 120
Higher limit and the lower limit of SoC scope are reset by pattern according to the time period.
It is right that automatic control unit 140 controls based on the SoC scope after being reset by battery management unit 130
The charging and discharging of the battery of vehicle.Figure 12 show according to exemplary embodiment by automatic control unit
140 perform by using the weight pattern that learnt by weight pattern learning unit 120 to control vehicle
Battery charging and the embodiment of battery discharge.
Following description will be provided with reference to Fig. 1 and Figure 12.
Based on the weight pattern learnt by weight pattern learning unit 120 in operation S1210, if by
Increase in the weight of vehicle in operation S1220, it is anticipated that battery charge will in operation S1240
Increase or battery discharge capacity will increase in operation S1230, then automatic control unit 140 is at anticipated weight
Before the time point that amount increases, battery is cooled down.
With reference to Fig. 6, if it is expected that be 1 at vehicle weight within 5 in afternoon to the time period of 6 pm
Ton, and 6 points (next typical time period) left and right vehicle weight is incited somebody to action along with passenger is crowded with vehicles in the afternoon
Be quickly increased to 3 tons, then battery can be cooled down before 6 by automatic control unit 140 in the afternoon.
When crowded bus is gone down hill, it is contemplated that the weight of bus and battery charge are both
To increase, battery can be cooled down by automatic control unit 140 in advance.
In addition, weight pattern based on study, if it is expected that battery discharge capacity will not be along with vehicle weight
Amount reduction and increase, then operation S1260 to operation S1280 in automatic control unit 140 can stop
Cooling to battery.With reference to Fig. 6, if it is expected that the weight of bus is along with the quantity of passenger is from afternoon 8
Point at 9 in afternoon continues to be decreased to 1 ton in minimizing from 3 tons, and therefore battery discharge capacity will reduce,
Then automatic control unit 140 can stop the cooling to battery.
In operation S1220, operation S1260, operation S1270 and operation S1280, if even if worked as
When vehicle weight reduces, expected battery charge volume will increase, then automatic control unit 140 can be configured to
Before the time point that anticipated weight increases, battery is cooled down.Such as, if bus is not taken advantage of
Visitor and this bus are being gone down hill, even if then the weight of bus reduces, it is also contemplated that the filling of battery
Electricity will increase, and battery can be cooled down by automatic control unit 140 in advance.
Automatic control unit 140 can be configured to will use the SoC after being reset by battery management unit 130
The available power that the information of scope calculates compares with actually used electricity.Then, if actual made
Electricity and the available power of calculating between difference equal to or more than preset value, then can be by actually used
Electricity is supplied to battery management unit 130, therefore, arranges SoC in the case of similar with this situation
With reference to actually used electricity during the information of scope.
Fig. 2 and Fig. 7 to Fig. 9 illustrate according to exemplary embodiment by the weight measurement list shown in Fig. 1
What unit 110 performed measures vehicle weights or determines the example of knots modification of vehicle weight.
Fig. 7 illustrate according to exemplary embodiment by using the weight measurement in bus or load-carrying vehicle
Sensor determines the example of the weight of bus or load-carrying vehicle.In operation S710, check public vapour
Car or the basis weight of load-carrying vehicle, wherein, the basis weight of bus or load-carrying vehicle be bus or
Load-carrying vehicle weight in the case of not having passenger.Then, in operation S720 and operation S730,
In the case of load-carrying vehicle, according to the charging burden of load-carrying vehicle, the weight being arranged in load-carrying vehicle by use
Weight knots modification measured by measurement sensor.In operation S720 and operation S730, at bus
In the case of, can be surveyed by the weight measuring sensor of the import or export that use is arranged on bus
Amount weight knots modification so that number of getting on the bus and the number of getting off can be reflected on weight knots modification in real time.
Fig. 8 illustrates not being installed in bus at weight measuring sensor according to exemplary embodiment
In the case of determine the example of weight of bus in real time based on bus fare.
Operation S810 in, based on the bus fare paid by passenger, passenger can be classified as child,
Teenager, adult and old people.Then, in operation S820, if a passenger through classification
Get on the bus, then the quantity of passenger is increased by 1.In operation S830, if one under the passenger of classification
Car, then deduct 1 by the quantity of passenger.
Then, calculated weight is carried out according to the quantity of the passenger through classification.Fig. 2 represents according to through classification
Passenger and the example of default weight.Weight measurement unit 110 can for children and adolescents, grow up
Specified weight in the range of preset weight is preset as respective average weight by people and old people.
As example, may there be 10 people (2 children, 3 teenager, 3 one-tenth at 11 in the morning
Year people and 2 old peoples) get on the bus.In this case, the average weight of child can be predetermined to be 13,000
Gram, teen-age average weight can be predetermined to be 50 kilograms, and the average weight of adult can be predetermined to be
58 kilograms, the average weight of old people can be predetermined to be 57 kilograms.Then, in operation S850, can
Quantity according to passenger carrys out calculated weight.
Fig. 9 illustrates not being installed in load-carrying vehicle at weight measuring sensor according to exemplary embodiment
In the case of measure the example of weight.In operation S910, check each goods that will be loaded on load-carrying vehicle
The density of thing.Then, in operation S920 and operation S930, fall into applicable according to each car loading
Goods load in the range of, load beyond the goods being suitable for scope still applicable goods loading scope with
Get off to estimate gross weight.
Fig. 3, Fig. 4, Figure 10 and Figure 11 illustrate according to exemplary embodiment by changing tire pressure
Variable is reflected in the example measuring weight knots modification on weight knots modification.
Fig. 3 illustrates the relation between vehicle weight and tire pressure.If vehicle weight increases, then tire
Air pressure increases.Therefore, according to exemplary embodiment, sense weight can be carried out by knots modification based on tire pressure
Knots modification.Additionally, by the knots modification of tire pressure being reflected in SoC scope the SoC scope that adjusts.
Fig. 4 illustrates setting in SoC scope by being reflected by tire pressure value according to exemplary embodiment
Put the example of SoC scope.
With reference to Fig. 4, if tire pressure is 120 pound per square inches (PSI), and therefore understands that it is car
It is in the normal condition not having heavy cartridges goods, even if then SoC scope is from 40% to 50%, also
Can smoothly drive vehicle.
But, if tire pressure is 140PSI and vehicle weight becomes close to maximum allowable weight,
Then SoC scope needs to be arranged to 70% to 80% to consume a large amount of battery capacities, thus can smoothly drive
Sail vehicle.
Figure 10 and Figure 11 illustrate according to exemplary embodiment by check tire pressure determine vehicle weight
Measure and control the example of SoC scope.
Figure 10 illustrates the example of the situation when vehicle weight increases.
With reference to Figure 10, in operation S1010, the battery management unit 130 that figure 1 illustrates checks
Goods is not loaded onto on vehicle or in vehicle acquiescence tire pressure when not having passenger.Then, behaviour
Make in S1020, if vehicle weight along with goods be loaded onto on vehicle or passenger loading and increase, then
In operation S1030, battery management unit 130 checks whether tire is intelligent tire.
If tire is not intelligent tire, then increase, then owing to tire pressure increases along with vehicle weight
In operation S1040, determine weight knots modification by the increments measuring tire pressure.
If tire is intelligent tire, then in operation S1050, battery management unit 130 is by by weight
Amount knots modification is reflected in the knots modification (reduction of intelligent tire determining tire pressure in tire pressure change
Tire pressure), with the acquiescence tire pressure ratings match with vehicle.
Then, in operation S1060, battery management unit 130 is in the situation that tire is not intelligent tire
The lower reduction amount with reference to tire pressure or the increase of reference tire pressure in the case of tire is intelligent tire
Amount controls the upper and lower bound of SoC scope.
Figure 11 represents the example when vehicle weight reduces.
With reference to Figure 11, in operation S1110, the battery management unit 130 that figure 1 illustrates checks
Goods is not loaded onto on vehicle or in vehicle acquiescence tire pressure when not having passenger.Then, behaviour
Make in S1120, if vehicle weight reduces, then behaviour from vehicle unloading or passenger getting off car along with goods
Making in S1130, battery management unit 130 checks whether tire is intelligent tire.
If tire is not intelligent tire, then due to the tire pressure reduction when vehicle weight reduces, then exist
In operation S1140, determine weight knots modification by the reduction amount measuring tire pressure.
If tire is intelligent tire, then in operation S1150, battery management unit 130 is by by weight
Amount knots modification be reflected on the knots modification of tire pressure determine tire pressure knots modification (intelligent tire
The tire pressure increased), with the acquiescence tire pressure ratings match with vehicle.
Then, in operation S1160, battery management unit 130 is in the situation that tire is not intelligent tire
The lower increments with reference to tire pressure or the reduction of reference tire pressure in the case of tire is intelligent tire
Amount controls the upper and lower bound of SoC scope.
Fig. 5 illustrates the management based on weight that the use according to exemplary embodiment is included in vehicle 500
The example of equipment.
Vehicle 500 includes weight measurement unit 510, weight pattern learning unit (not shown), cell tube
Reason unit 530 and automatic control unit 540.
Weight measurement unit 510 is with weight measuring sensor or for calculating the setting of number got on the bus or get off
Standby form realizes, or weight measurement unit 510 can be can to measure all types of of weight to set
Standby or method.Although be shown without weight pattern learning unit in Figure 5, but weight pattern learning list
Central processing unit (CPU) or master controller that unit is included in vehicle 500 by use monitor driving
State or driving model, and learn and update the pattern of weight knots modification or caused by weight knots modification
The pattern of SoC knots modification.
Battery management unit 530 controls the balance of battery unit, and arrange SoC scope being charged and
Electric discharge.Additionally, battery management unit 530 by considering the weight pattern of vehicle and can repeat driving
Pattern, changes SoC scope according to vehicle weight.
Thus, battery management unit 530 can arrange for each time period and be suitable for vehicle weight
SoC scope.Automatic control unit 540 can be in the SoC scope internal control arranged by battery management unit 530
Battery processed charging and battery discharge, and limit from electromotor or electromotor (E/G) 532 or motor 534
Output.
Figure 13 A and Figure 13 B is coming in real-time management vehicle based on vehicle weight according to exemplary embodiment
The flow chart of method of battery.
In operation S1310, the weight measurement unit being included in vehicle measures the current weight of vehicle in real time
Amount, and determine vehicle knots modification.In operation S1320, the vehicle of weight measurement unit check measurement
Whether current weight exceedes referential weight, if the current weight measured in operation S1330 is deposited in advance
In the weight range of storage, then, in operation S1340, use the weight SoC critical field prestored.
As example, when applicable goods load be 2 tons and maximum cargo to load be 4 ton hours, if
Loading on current load-carrying vehicle be 2 tons and therefore this loading fall in the range of applicable goods loads, then
Use the SoC critical field prestored.Assume that the loading when being suitable on load-carrying vehicle is that 2 ton hours are deposited in advance
The SoC critical field of storage is from 40% to 60%.
But, if in operation S1350, the current loading on load-carrying vehicle is that maximum cargo loads 4 tons,
Then in operation S1352, the higher limit of change SoC critical field and lower limit are to fall into from 40% to 80%
Standard in.It is noted that 40% and 80% is only an embodiment, and embodiment is not limited to this.
If current loading the on load-carrying vehicle does not still arrive maximum loading beyond the useful load being suitable for,
Such as, if current loading the on load-carrying vehicle is 3 tons, then maximum load is not arrived due to current loading
Amount, so in operation S1362, when the weight of vehicle is 3 ton hours, checking the SoC mark prestored
Whether quasi-scope is applied to the weight of 3 tons.
If in operation S1370, the critical field prestored is not applied to the weight of 3 tons, then
In operation S1372, for the weight of 3 tons, new SoC critical field is set.In this case,
Owing to weight 3 tons is beyond the scope of useful load being suitable for, and do not arrive the scope of maximum loading,
So in operation S1372, SoC critical field can be re-set as the most unknown (TBD) to be determined
Value.In operation S1374, operation S1376, operation S1378 and operation S1380, drive actual
After sailing vehicle, the actual electricity used when vehicle has 3 tons heavy is arrived arbitrarily the unknown by reflection extraly
To update higher limit and the lower limit of standard SoC scope in TBD value.When by repeating according to driving actual
Sail vehicle rear vehicle weight to the process that higher limit and lower limit are set perform study time, can pass through
SoC critical field after renewal arranges the most unknown TBD.
As it has been described above, according to one or more above exemplary embodiment, cell tube based on weight
Reason equipment can improve by using battery to use battery flat of high-power hybrid electric vehicle or electric motor car
All life-spans.
Additionally, other embodiments also can pass through in medium (such as, computer readable recording medium storing program for performing)/on
Computer readable code/instructions realizes controlling at least one treatment element to realize any above description
Embodiment.Medium can be corresponding to the arbitrary medium of the storage allowing computer-readable code and/or transmission.
Can record/transmission computer-readable code, the example of described medium on medium in different ways
Including: record medium (such as, magnetic storage medium (such as, ROM, floppy disk, hard disk etc.) and optical recording
Medium (such as, CD-ROM or DVD)) and transmission medium (such as, the Internet transmission medium).Cause
This, medium can be so restriction the measurable structure including or carrying signal or information, such as,
Carry the device of the bit stream according to one or more exemplary embodiment.Described medium can also is that point
Cloth network, such that it is able to storage in a distributed fashion/transmit and computer readable code executed.Additionally,
Treatment element can include processor or computer processor, and treatment element can be distributed and/or include
In single assembly.
Should be understood that description exemplary embodiment in this is considered merely as illustrative meaning, rather than limit
The purpose of system.Description to the feature in each embodiment and aspect should be generally viewed as can be used for other in fact
Execute other similar features in example or aspect.
Although having described one or more exemplary embodiment with reference to the accompanying drawings, but this area being common
Skilled artisan will appreciate that, in the feelings of the spirit and scope of the present inventive concept limited without departing from claim
Under condition, it can be carried out the various changes in form and details.
Claims (15)
1. a battery management unit based on weight, including:
Weight measurement unit, is used for measuring vehicle weight and determining weight knots modification；
Weight pattern learning unit, for learning weight based on the vehicle weight measured or weight knots modification
Pattern；
Battery management unit, resets for weight pattern based on the vehicle weight measured or study
It is suitable for the state-of-charge scope of the battery of vehicle weight；
Automatic control unit, for controlling the electricity for vehicle based on the state-of-charge scope reset
Pond charging or battery discharge,
Wherein, battery management unit is the most anti-in resetting the process of state-of-charge scope of battery
Reflect the electricity actually used by vehicle.
2. battery management unit based on weight as claimed in claim 1, wherein, if based on study
The charge volume of weight pattern expected battery or discharge capacity will increase owing to weight increases, then automatically control
Battery was cooled down before the time point that anticipated weight increases by unit, if based on the weight of study
The charge volume of pattern expected battery or discharge capacity will reduce owing to weight reduces, then automatic control unit exists
Stop battery being cooled down before the time point that anticipated weight reduces, if even if reduce in weight
In the case of the charge volume of still expected battery will increase, then automatic control unit anticipated weight increase time
Between point before battery is cooled down.
3. battery management unit based on weight as claimed in claim 1, wherein, if measured in real time
Vehicle weight exceed the weight range learnt in advance, then weight pattern learning unit updates weight pattern,
When weight pattern is updated, battery management unit is according to the described weight learnt in advance being exceeded
Scope resets higher limit and the lower limit of the state-of-charge scope of battery,
The available power that the information of the state-of-charge scope that use is reset by automatic control unit calculates with
Actually used electricity compares, and if the available power of value and calculating of actually used electricity
Value between difference equal to or more than preset value, then the value of actually used electricity is supplied to battery management
Unit.
4. battery management unit based on weight as claimed in claim 1, wherein, weight measurement unit
Quantity based on the passenger got on the bus determines weight knots modification.
5. battery management unit based on weight as claimed in claim 1, wherein, weight pattern learning
Unit is determined by vehicle and learns weight pattern according to the weight knots modification of time period.
6. battery management unit based on weight as claimed in claim 1, wherein, weight measurement unit
Weight knots modification is determined on weight knots modification by the change of the tire pressure of vehicle being reflected.
7. battery management unit based on weight as claimed in claim 1, wherein, if the wheel of vehicle
The knots modification of air pressure tire pressure based on vehicle and increase, then battery management unit determines vehicle weight
Increase and therefore reduce state-of-charge scope, if the tire pressure of vehicle tire pressure based on vehicle
Knots modification and reduce, then battery management unit determine vehicle weight reduce and therefore increase state-of-charge scope.
8. battery management unit based on weight as claimed in claim 1, wherein, if vehicle is public
Automobile altogether, then weight measurement unit calculates based on the bus fare paid by passenger and gets on the bus or get off
The quantity of passenger, according to the age of passenger, passenger is classified, and by using taking advantage of according to classification
The default average weight at the age of visitor measures vehicle weight in real time.
9. battery management unit based on weight as claimed in claim 1, wherein, if vehicle is public
Automobile altogether, then quality measurement apparatus is arranged on the position that people get on the bus or get off by weight measurement unit, from
And measure vehicle weight in real time.
10. battery management unit based on weight as claimed in claim 1, wherein, weight measurement list
Vehicle weight is measured in real time by using weight measuring sensor by unit.
11. battery management unit based on weight as claimed in claim 1, wherein, automatically control list
Unit calculates available power, reset by the information of the state-of-charge scope that use resets
The motor of vehicle is driven in the range of state-of-charge, and by using the electromotor of vehicle or electromotor to perform
Charge or discharge to battery.
12. 1 kinds of buses being equipped with weight measurement battery management unit, including:
Weight measurement unit, the tire pressure for quantity based on the passenger got on the bus or bus changes
Measure the weight of bus in real time and determine weight knots modification；
Weight pattern learning unit, for determining public affairs by changing according to the quantity of time period according to passenger
The weight knots modification of automobile learns weight pattern altogether；
Battery management unit, for carrying out root based on the weight of bus measured or the weight pattern of study
The state-of-charge scope of the battery of the weight being suitable for bus is reset according to the time period；
Automatic control unit, for controlling for bus based on the state-of-charge scope reset
Battery charging or battery discharge,
Wherein, charge volume or discharge capacity if based on the weight pattern expected battery learnt will be due to weight
Increase and increase, then battery was carried out cold before the time point that anticipated weight increases by automatic control unit
But, charge volume or discharge capacity if based on the weight pattern expected battery learnt will be owing to weight reduce
Reduce, then automatic control unit stopped cooling down battery before the time point that anticipated weight reduces,
Even if if still the charge volume of expected battery will increase in the case of weight reduces, then automatic control unit
Before the time point that anticipated weight increases, battery is cooled down.
13. buses being equipped with weight measurement battery management unit as claimed in claim 12, its
In, if the weight of the bus measured in real time exceedes the weight range learnt in advance, then weight pattern
Unit updates weight pattern,
When weight pattern is updated, battery management unit is according to the described weight learnt in advance being exceeded
Scope resets higher limit and the lower limit of the state-of-charge scope of battery,
Automatic control unit calculates can electricity consumption use that the information of state-of-charge scope reset calculates
Actually used electricity among amount, and actually used charge value is supplied to battery management unit.
14. 1 kinds of methods based on vehicle weight real-time management battery, described method includes:
Measuring vehicle weight in real time and determine weight knots modification, this step is performed by weight measurement unit；
Learning weight pattern based on vehicle weight or weight knots modification, this step is by weight pattern learning list
Unit performs；
Weight pattern based on the vehicle weight measured or study resets the electricity being suitable for vehicle weight
The state-of-charge scope in pond, this step is performed by battery management unit；
Control to charge or battery discharge for the battery of vehicle based on the state-of-charge scope reset,
This step is performed by automatic control unit.
15. methods as claimed in claim 14, wherein, if based on the anticipated electricity of weight pattern of study
The charge volume in pond or discharge capacity will increase owing to weight increases, then automatic control unit is in anticipated weight
Before the time point increased, battery is cooled down, if based on filling of the weight pattern expected battery learnt
Electricity or discharge capacity will reduce owing to weight reduces, then automatic control unit reduces in anticipated weight
Stop before time point battery is cooled down, if even if in the case of weight reduces still expected battery
Charge volume will increase, then battery was entered before the time point that anticipated weight increases by automatic control unit
Row cooling.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020140141211A KR101695253B1 (en) | 2014-10-17 | 2014-10-17 | Method and Apparatus for managing battery using the weight of vehicle |
| KR10-2014-0141211 | 2014-10-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106143173A true CN106143173A (en) | 2016-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510169351.XA Withdrawn CN106143173A (en) | 2014-10-17 | 2015-04-10 | Method based on vehicle weight management battery and battery management unit based on weight |
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| Country | Link |
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| KR (1) | KR101695253B1 (en) |
| CN (1) | CN106143173A (en) |
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| JP2007336691A (en) * | 2006-06-15 | 2007-12-27 | Toyota Motor Corp | Battery cooling control system for vehicle |
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| JP2013106457A (en) * | 2011-11-15 | 2013-05-30 | Mitsubishi Motors Corp | Output characteristic control method |
| DE102014200557A1 (en) * | 2014-01-15 | 2015-07-16 | Siemens Aktiengesellschaft | Method for determining the vehicle mass or the vehicle weight of an electric vehicle or an electric hybrid vehicle, device and vehicle |
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| JP4051911B2 (en) | 2001-10-03 | 2008-02-27 | 日産自動車株式会社 | Control device for hybrid vehicle |
| KR101936960B1 (en) | 2012-12-27 | 2019-01-09 | 현대자동차주식회사 | Method and system for charging elecricity for vehicle |
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2014
- 2014-10-17 KR KR1020140141211A patent/KR101695253B1/en active IP Right Grant
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| JP2007336691A (en) * | 2006-06-15 | 2007-12-27 | Toyota Motor Corp | Battery cooling control system for vehicle |
| CN101734253A (en) * | 2008-11-07 | 2010-06-16 | 爱信艾达株式会社 | Drive energy learning device, method, and program |
| KR20110027190A (en) * | 2009-09-10 | 2011-03-16 | 주식회사 레오모터스 | Input control circuit for battery management system |
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| JP2013106457A (en) * | 2011-11-15 | 2013-05-30 | Mitsubishi Motors Corp | Output characteristic control method |
| DE102014200557A1 (en) * | 2014-01-15 | 2015-07-16 | Siemens Aktiengesellschaft | Method for determining the vehicle mass or the vehicle weight of an electric vehicle or an electric hybrid vehicle, device and vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| KR101695253B1 (en) | 2017-01-17 |
| KR20160045509A (en) | 2016-04-27 |
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