CN106915270A - Method and device for detecting driving range of automobile and automobile - Google Patents

Method and device for detecting driving range of automobile and automobile Download PDF

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Publication number
CN106915270A
CN106915270A CN201710107449.1A CN201710107449A CN106915270A CN 106915270 A CN106915270 A CN 106915270A CN 201710107449 A CN201710107449 A CN 201710107449A CN 106915270 A CN106915270 A CN 106915270A
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CN
China
Prior art keywords
value
automobile
continual mileage
predetermined period
active volume
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Granted
Application number
CN201710107449.1A
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Chinese (zh)
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CN106915270B (en
Inventor
严丽娟
代康伟
梁海强
李明亮
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Beijing Electric Vehicle Co Ltd
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Beijing Electric Vehicle Co Ltd
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Priority to CN201710107449.1A priority Critical patent/CN106915270B/en
Publication of CN106915270A publication Critical patent/CN106915270A/en
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Publication of CN106915270B publication Critical patent/CN106915270B/en
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Classifications

    • 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
    • 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
    • B60L2240/00—Control parameters of input or output; Target parameters
    • B60L2240/40—Drive Train control parameters
    • B60L2240/54—Drive Train control parameters related to batteries
    • 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
    • B60L2240/00—Control parameters of input or output; Target parameters
    • B60L2240/40—Drive Train control parameters
    • B60L2240/54—Drive Train control parameters related to batteries
    • B60L2240/545—Temperature
    • 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
    • B60L2240/00—Control parameters of input or output; Target parameters
    • B60L2240/40—Drive Train control parameters
    • B60L2240/54—Drive Train control parameters related to batteries
    • B60L2240/547—Voltage
    • 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
    • B60L2260/00—Operating Modes
    • B60L2260/40—Control modes
    • B60L2260/50—Control modes by future state prediction
    • B60L2260/52—Control modes by future state prediction drive range estimation, e.g. of estimation of available travel distance
    • 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
    • B60L2260/00—Operating Modes
    • B60L2260/40—Control modes
    • B60L2260/50—Control modes by future state prediction
    • B60L2260/54—Energy consumption estimation
    • 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)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Secondary Cells (AREA)
  • Tests Of Electric Status Of Batteries (AREA)

Abstract

The invention discloses a method and a device for detecting the driving range of an automobile and the automobile, wherein the method comprises the following steps: respectively recording accumulated time values corresponding to various operation working conditions of the automobile in a preset period in the operation process of the automobile; determining the average energy consumption value of all the running electric equipment in a preset period according to the preset energy consumption value of the running electric equipment corresponding to each running working condition and the accumulated time value; acquiring an available capacity value of a power battery in a preset period; and determining the driving range value of the automobile according to the average energy consumption values of all the running electric equipment in the preset period and the available capacity value of the power battery in the preset period. The invention realizes the matching of the driving range value and the state of charge of the battery, improves the reliability of calculation, reduces errors and is beneficial to improving the working efficiency.

Description

A kind of detection method of automobile continual mileage, device and automobile
Technical field
The present invention relates to full-vehicle control technical field, more particularly to a kind of detection method of automobile continual mileage, device and Automobile.
Background technology
Compared with ordinary internal combustion engine automobile, electric automobile is in traveling economy, starting dynamic property and environment-friendly degree etc. Aspect occupies advantage, and the detection of automobile continual mileage value also influences this power vehicle to occupy the factor of advantage.One is had at present A little electric automobile continual mileage computational methods, but these methods are to remaining battery utilisable energy and the calculating side of vehicle future energy consumption Method is relatively simple, it is impossible to the relation between the state-of-charge and continual mileage of battery is matched, meeting when real vehicle operating mode is used Cause larger continual mileage evaluated error.Specifically, the traveling energy consumption more than previous methods using automobile for the previous period is entered Row is calculated, and is not based on following driving cycle predicted value of automobile and is calculated, thus the vehicle future power consumption values for calculating have compared with Big error, ultimately causes the error of automobile continual mileage predicted value, is unfavorable for Consumer's Experience.
The content of the invention
In order to solve the above-mentioned technical problem, the invention provides a kind of detection method of automobile continual mileage, device and vapour Car, solving the problems, such as the computational methods of automobile continual mileage predicted value of the prior art, to there is error big.
In order to achieve the above object, a kind of detection method of automobile continual mileage is the embodiment of the invention provides, including：
In predetermined period in car running process, various operating conditions corresponding cumulative time of automobile is recorded respectively Value；
According to the default power consumption values and the accumulated time value of the corresponding operation electrical equipment of each operating condition, it is determined that The average energy consumption value of all operation electrical equipments in predetermined period；
Obtain the active volume value of predetermined period internally-powered battery；
According to the average energy consumption value and predetermined period internally-powered electricity of all operation electrical equipments in the predetermined period The active volume value in pond, determines the continual mileage value of automobile.
Preferably, it is described according to the corresponding default power consumption values for running electrical equipment of each operating condition and described accumulative Time value, determine in predetermined period it is all operation electrical equipments average energy consumption value the step of, including：
Calculate the time of the corresponding accumulated time value of each operating condition and the predetermined period in the predetermined period Ratio between value；
Using the corresponding ratio of each operating condition as the weighted value of corresponding default power consumption values, predetermined period is calculated The average energy consumption value of interior all operation electrical equipments.
Preferably, the step of active volume value of the acquisition predetermined period internally-powered battery, including：
According to the estimation condition of default active volume value, determine the calculated value of the active volume of electrokinetic cell and appearance can be used The confidence interval of amount；
Obtain the reading value of the active volume of electrokinetic cell detected by vehicle-mounted testing equipment；
If the reading value of the active volume is located in the confidence interval of the active volume, it is determined that described with appearance The reading value of amount as predetermined period internally-powered battery active volume value；Otherwise, it determines the calculated value of the active volume is made It is the active volume value of predetermined period internally-powered battery.
Preferably, it is described according to the average energy consumption value of all operation electrical equipments and the default week in the predetermined period The active volume value of phase internally-powered battery, the step of determine the continual mileage value of automobile, including：
All operation electricity consumptions set with the predetermined period to calculate the active volume value of the predetermined period internally-powered battery Ratio between standby average energy consumption value, as the calculated value of the continual mileage of automobile；
According to the correction conditions of default continual mileage, the calculated value to the continual mileage is modified adjustment, determines institute State the continual mileage value of automobile.
Preferably, the correction conditions of the default continual mileage of the basis, the calculated value to the continual mileage is modified Adjustment, the step of determine the continual mileage value of automobile in the predetermined period, including：
According to the corresponding benchmark continual mileage value of maximum preset power consumption values as amplitude limit corrected parameter, to the continual mileage Calculated value be modified adjustment, determine the continual mileage value of the automobile.
Preferably, the correction conditions of the default continual mileage of the basis, the calculated value to the continual mileage is modified Adjustment, the step of determine the continual mileage value of automobile in the predetermined period, including：
According to the current working condition of electrokinetic cell and the current operating condition of automobile, the calculating to the continual mileage Value is modified adjustment, determines the continual mileage value of the automobile.
Preferably, it is described according to the average energy consumption value of all operation electrical equipments and the default week in the predetermined period The active volume value of phase internally-powered battery, the step of determine the continual mileage value of automobile after, methods described also includes：
When automobile is out of service, by the average energy consumption of all operation electrical equipments in the predetermined period of the last detection Value, the active volume value of predetermined period internally-powered battery and continual mileage value are stored.
Preferably, it is described when automobile is out of service, all operation electricity consumptions in the predetermined period of the last detection are set After the step of standby average energy consumption value, the active volume value of predetermined period internally-powered battery and continual mileage value are stored, Methods described also includes：
In automobile starting, the reading value of the active volume of the electrokinetic cell detected by the vehicle-mounted testing equipment of acquisition；
Reading value according to the active volume and all average energy consumptions for running electrical equipments in the predetermined period of storage Value, determines the calculated value of continual mileage；
If the difference between the calculated value of the continual mileage and the continual mileage value of storage is located in default error range, The initial value of continual mileage when then determining the continual mileage value of the storage as automobile starting；Otherwise, it determines the driving The initial value of the continual mileage when calculated value of mileage is as automobile starting.
The embodiment of the present invention additionally provides a kind of detection means of automobile continual mileage, including：
Logging modle, in the predetermined period in car running process, various operating conditions of automobile being recorded respectively Corresponding accumulated time value；
First processing module, for the default power consumption values according to the corresponding operation electrical equipment of each operating condition and institute Accumulated time value is stated, the average energy consumption value of all operation electrical equipments in predetermined period is determined；
First acquisition module, the active volume value for obtaining predetermined period internally-powered battery；
Second processing module, for according to all operation average energy consumption values of electrical equipment in the predetermined period and described The active volume value of predetermined period internally-powered battery, determines the continual mileage value of automobile.
Preferably, the first processing module includes：
First computing unit, for calculating the corresponding accumulated time value of each operating condition and institute in the predetermined period State the ratio between the time value of predetermined period；
First processing units, for the adding as corresponding default power consumption values using the corresponding ratio of each operating condition Weights, calculate the average energy consumption value of all operation electrical equipments in predetermined period.
Preferably, first acquisition module includes：
Second processing unit, for the estimation condition according to default active volume value, determines the active volume of electrokinetic cell Calculated value and active volume confidence interval；
Acquiring unit, the reading value of the active volume for obtaining the electrokinetic cell detected by vehicle-mounted testing equipment；
Judging unit, if being located in the confidence interval of the active volume for the reading value of the active volume, Determine the reading value of the active volume as the active volume value of predetermined period internally-powered battery；Otherwise, it determines described use The calculated value of capacity as predetermined period internally-powered battery active volume value.
Preferably, the Second processing module includes：
Second computing unit, active volume value and the predetermined period for calculating the predetermined period internally-powered battery Ratio between the average energy consumption value of interior all operation electrical equipments, as the calculated value of the continual mileage of automobile；
Amending unit, for the correction conditions according to default continual mileage, the calculated value to the continual mileage is repaiied Positive justification, determines the continual mileage value of the automobile.
Preferably, the amending unit includes：
First revise subelemen, for according to the corresponding benchmark continual mileage value of maximum preset power consumption values as amplitude limit amendment Parameter, the calculated value to the continual mileage is modified adjustment, determines the continual mileage value of the automobile.
Preferably, the amending unit includes：
Second revise subelemen, for according to the current working condition of electrokinetic cell and the current operating condition of automobile, Calculated value to the continual mileage is modified adjustment, determines the continual mileage value of the automobile.
Preferably, described device also includes：
Memory module, for when automobile is out of service, by all operation electricity consumptions in the predetermined period of the last detection The average energy consumption value of equipment, the active volume value of predetermined period internally-powered battery and continual mileage value are stored.
Preferably, described device also includes：
Second acquisition module, in automobile starting, obtain electrokinetic cell detected by vehicle-mounted testing equipment can With the reading value of capacity；
3rd processing module, uses for all operations in the reading value according to the active volume and the predetermined period of storage The average energy consumption value of electric equipment, determines the calculated value of continual mileage；
Judge module, if the difference between the continual mileage value of calculated value and storage for the continual mileage be located at it is pre- If in error range, it is determined that the initial value of the continual mileage when continual mileage value of the storage is as automobile starting；Otherwise, The initial value of continual mileage when determining the calculated value of the continual mileage as automobile starting.
The embodiment of the present invention additionally provides a kind of automobile, including：Vehicle mounted dynamic battery, battery management system, full-vehicle control Device and vehicle-mounted electrical equipment；
The vehicle mounted dynamic battery, the battery management system and the vehicle-mounted electrical equipment with the entire car controller Connection；The vehicle mounted dynamic battery is connected with the battery management system；The vehicle-mounted electrical equipment and onboard power electricity Pond connects；
Wherein, in the predetermined period that the entire car controller is used in car running process, many of automobile are recorded respectively Plant the corresponding accumulated time value of operating condition；According to each operating condition it is corresponding operation electrical equipment default power consumption values and The accumulated time value, determines the average energy consumption value of all operation electrical equipments in predetermined period；Obtain predetermined period internally-powered The active volume value of battery；According to the average energy consumption value and the predetermined period of all operation electrical equipments in the predetermined period The active volume value of internally-powered battery, determines the continual mileage value of automobile.
The beneficial effect of embodiments of the invention is：
In such scheme, it is analyzed by the various operating conditions in car running process, and by experiment test The corresponding power consumption values of each operating mode are used as default power consumption values.Record the cumulative time of each operating condition respectively in predetermined period Value, and using the shared proportion within the predetermined period time of accumulated time value as the weighted value of default power consumption values, calculate default week Average energy consumption value in phase.Active volume value and average power consumption values according to electrokinetic cell, determine the continual mileage value of automobile, and Continual mileage value to automobile is modified adjustment, with ensure calculate precision, reduce error, realize continual mileage value with The matching of the state-of-charge of battery.The determination of the wherein active volume value of electrokinetic cell is by the way of confidence level judgement, to carry The high reliability for calculating.
Brief description of the drawings
Fig. 1 represents the flow chart of the detection method of the automobile continual mileage of first embodiment of the invention；
Fig. 2 represents the flow chart of the detection method of the automobile continual mileage of second embodiment of the invention；
Fig. 3 represents one of structured flowchart of detection means of automobile continual mileage of third embodiment of the invention；
Fig. 4 represents the two of the structured flowchart of the detection means of the automobile continual mileage of third embodiment of the invention.
Specific embodiment
Exemplary embodiment of the invention is more fully described below with reference to accompanying drawings.Although showing the present invention in accompanying drawing Exemplary embodiment, it being understood, however, that may be realized in various forms the present invention without should be by embodiments set forth here Limited.Conversely, there is provided these embodiments are able to be best understood from the present invention, and can be by the scope of the present invention Complete conveys to those skilled in the art.
First embodiment
As shown in figure 1, a kind of detection method of automobile continual mileage is the embodiment of the invention provides, including：
Step 101, in the predetermined period in car running process, various operating conditions that automobile is recorded respectively are corresponding Accumulated time value.
Specifically, pre-building vehicle floor data storehouse corresponding with operating condition.For each vehicle, can correspond to many Plant operating condition.For example, the first operating condition is automobile normal running and is worked without annex；Second operating condition is automobile Normally travel and thermistor (PTC) work；The third operating condition is automobile normal running and air-conditioning work.It is worth explanation It is that the mode classification of the operating condition of automobile can also include the improper traveling of automobile and the state for having electrical equipment to run, this Invention is not limited.
Wherein, predetermined period can be default time interval, in car running process, detect each operation of automobile Operating mode, and the corresponding accumulated time value of each operating condition is recorded in default time interval.Additionally, predetermined period can be with It is default distance interval, in car running process, detects each operating condition of automobile, and in default distance interval Record the corresponding cumulative distance value of each operating condition.The determination of predetermined period should consider continual mileage module be respectively input into, Output quantity and the cycle of upstream and downstream requirement.
Step 102, according to each operating condition it is corresponding operation electrical equipment default power consumption values and it is described accumulative when Between be worth, determine in predetermined period it is all operation electrical equipments average energy consumption values.
Wherein, default power consumption values are the experimental datas tested each operating condition according to standard requirement, are counted with this Set up and the energy consumption data storehouse of corresponding operating condition according to as default power consumption values.
Specifically, each operating condition according to automobile in predetermined period, matches corresponding pre- in energy consumption data storehouse If power consumption values.According to the shared proportion in predetermined period of the corresponding accumulated time value of each operating condition as default power consumption values Weighted value, be calculated in predetermined period it is all operation electrical equipments average energy consumption values.
Step 103, obtains the active volume value of predetermined period internally-powered battery.
Wherein, electrokinetic cell is vehicle mounted dynamic battery.Specific active volume value can be by controller local area network (CAN) read, can also be is carried out according to factors such as state and vehicle operational mode, the charging and discharging currents of current power battery Estimation determines.Wherein, the state of electrokinetic cell includes battery bag maximum temperature, battery bag minimum temperature, monomer ceiling voltage, list The parameters such as body minimum voltage, cell health state (SOH) and battery charge state (SOC).
Step 104, according to the average energy consumption value and the predetermined period of all operation electrical equipments in the predetermined period The active volume value of internally-powered battery, determines the continual mileage value of automobile.
Specifically, active volume value of the continual mileage value of automobile for predetermined period internally-powered battery and institute in predetermined period There is the ratio between the average energy consumption value of operation electrical equipment.The average energy consumption of all operation electrical equipments wherein in predetermined period Value is the power consumption values based on calculation of capacity.As another implementation, can also according to the utilisable energy value of electrokinetic cell with Ratio between average energy consumption value, determines the continual mileage value of automobile.Wherein the utilisable energy value of electrokinetic cell is electrokinetic cell Active volume value and magnitude of voltage product.
Further, it is described according to the corresponding default power consumption values for running electrical equipment of each operating condition and described tired Meter time value, determine in predetermined period it is all operation electrical equipments average energy consumption value the step of, including：
Calculate the time of the corresponding accumulated time value of each operating condition and the predetermined period in the predetermined period Ratio between value.
Using the corresponding ratio of each operating condition as the weighted value of corresponding default power consumption values, predetermined period is calculated The average energy consumption value of interior all operation electrical equipments.
Specifically, the computing formula of the average energy consumption value of all operation electrical equipments is in predetermined period：
Wherein, K represents the average energy consumption value of all operation electrical equipments in predetermined period；KiRepresent each operating condition pair The default power consumption values answered；TiRepresent the corresponding accumulated time value of each operating condition in predetermined period；T represent predetermined period when Between be worth.
Additionally, when the weighted value of the corresponding default power consumption values of each operating condition is calculated, it is also contemplated that previous is more The shared proportion in predetermined period of the accumulated time value of corresponding operating condition is used as reference factor in individual history predetermined period, To ensure the precision of calculating average energy consumption value, calculation error is reduced.
Further, the step of active volume value of the acquisition predetermined period internally-powered battery, including：
According to the estimation condition of default active volume value, determine the calculated value of the active volume of electrokinetic cell and appearance can be used The confidence interval of amount.
Wherein, the estimation condition for presetting active volume value includes current power battery status and vehicle operational mode, charge and discharge The composite factors such as electric current, wherein electrokinetic cell state include battery bag maximum temperature, battery bag minimum temperature, monomer highest electricity The parameter such as pressure, monomer minimum voltage, SOH and SOC.
Specifically, according to the estimation condition of default active volume value, a power is estimated in each default calculating cycle The calculated value of the active volume of battery.And estimation condition and the calculated value of active volume according to default active volume value, really Determine the confidence interval of active volume.Wherein the calculated value of active volume is located in the confidence interval of active volume.
Obtain the reading value of the active volume of electrokinetic cell detected by vehicle-mounted testing equipment.
Specifically, the reading value of active volume can be read by CAN or other assignment module assignment.It is each Default read cycle reads the reading value of an active volume.
If the reading value of the active volume is located in the confidence interval of the active volume, it is determined that described with appearance The reading value of amount as predetermined period internally-powered battery active volume value；Otherwise, it determines the calculated value of the active volume is made It is the active volume value of predetermined period internally-powered battery.
In the embodiment, when outside the reading value of active volume is located at the confidence interval of the active volume, use The calculated value of active volume reduces vehicle-mounted testing equipment to electrokinetic cell as the active volume value of predetermined period internally-powered battery Active volume error in reading, cause the calculation error of continual mileage, improve precision.And to the calculating of active volume Value carries out real-time estimation, it is to avoid estimated again when outside the reading value of active volume is located at the confidence interval of the active volume The calculated value of active volume, and reduce operating efficiency.
Further, it is described according to the average energy consumption value of all operation electrical equipments in the predetermined period and described default The active volume value of cycle internally-powered battery, the step of determine the continual mileage value of automobile, including：
All operation electricity consumptions set with the predetermined period to calculate the active volume value of the predetermined period internally-powered battery Ratio between standby average energy consumption value, as the calculated value of the continual mileage of automobile.
Specifically, the computing formula of the calculated value of continual mileage is：
Wherein, S represents the calculated value of continual mileage；C represents the active volume value of predetermined period internally-powered battery.Wherein C The calculated value of the active volume of predetermined period internally-powered battery or the active volume of predetermined period internally-powered battery can be taken Reading value.When the reading value of active volume is located in the confidence interval of active volume, C takes the reading value of active volume；It is no Then, C takes the calculated value of active volume.
Specifically, if C is the active volume value of predetermined period internally-powered battery, K is represented based on the average of calculation of capacity Power consumption values.Additionally, C can also be the utilisable energy value of predetermined period internally-powered battery, wherein utilisable energy value is active volume The product of value and magnitude of voltage.
According to the correction conditions of default continual mileage, the calculated value to the continual mileage is modified adjustment, determines institute State the continual mileage value of automobile.
Wherein, the correction conditions for presetting continual mileage can be the current charge-discharge electric power of electrokinetic cell, electrokinetic cell The current work of state-of-charge, battery bag temperature, battery bag monomer voltage, the variable gradient of history continual mileage, electrokinetic cell Situation and the current operating condition of automobile etc..According to the correction conditions of default continual mileage, the calculating to the continual mileage Value is modified adjustment, reduces calculation error, improves the precision for calculating.
Wherein, the correction conditions of the default continual mileage of the basis, the calculated value to the continual mileage is modified tune It is whole, the step of determine the continual mileage value of automobile in the predetermined period, including：
According to the corresponding benchmark continual mileage value of maximum preset power consumption values as amplitude limit corrected parameter, to the continual mileage Calculated value be modified adjustment, determine the continual mileage value of the automobile.
Specifically, the ratio between the active volume value and maximum preset power consumption values of calculating current power battery, obtains Benchmark continual mileage value is used as amplitude limit corrected parameter.If the calculated value of continual mileage is more than amplitude limit corrected parameter, repaiied with amplitude limit Positive parameter value as automobile continual mileage value；If the calculated value of continual mileage is less than amplitude limit corrected parameter, with continual mileage Calculated value as automobile continual mileage value.During wherein maximum preset power consumption values are the corresponding default power consumption values of all operating modes Maximum.
It is still further contemplated that the variable quantity of continual mileage value is used as amplitude limit corrected parameter, the calculating to continual mileage value Value is modified adjustment, obtains the continual mileage value of automobile.Calculated value to continual mileage value is modified adjustment, is conducive to carrying The reliability that height is calculated, reduces error.
Wherein, the correction conditions of the default continual mileage of the basis, the calculated value to the continual mileage is modified tune It is whole, the step of determine the continual mileage value of automobile in the predetermined period, including：
According to the current working condition of electrokinetic cell and the current operating condition of automobile, the calculating to the continual mileage Value is modified adjustment, determines the continual mileage value of the automobile.
Specifically, according to the current working condition of electrokinetic cell and the current operating condition of automobile, to continual mileage Calculated value is finely adjusted.If for example, current working be in energy recovery state, according to the pre-conditioned calculating to continual mileage Value carries out appropriate increase, obtains final continual mileage value.If because electrokinetic cell status consideration or complete vehicle fault state when Not allowing electrokinetic cell carries out energy regenerating, then using the calculated value of continual mileage as final continual mileage value.
In such scheme, it is analyzed by the various operating conditions in car running process, and by experiment test The corresponding power consumption values of each operating mode are used as default power consumption values.Record the cumulative time of each operating condition respectively in predetermined period Value, and using the shared proportion within the predetermined period time of accumulated time value as the weighted value of default power consumption values, calculate default week Average energy consumption value in phase.Active volume value and average power consumption values according to electrokinetic cell, determine the continual mileage value of automobile, and Continual mileage value to automobile is modified adjustment, with ensure calculate precision, reduce error, realize continual mileage value with The matching of the state-of-charge of battery.The determination of the wherein active volume value of electrokinetic cell is by the way of confidence level judgement, to carry The high reliability for calculating.
Second embodiment
As shown in Fig. 2 a kind of detection method of automobile continual mileage is the embodiment of the invention provides, including：
Step 201, in the predetermined period in car running process, various operating conditions that automobile is recorded respectively are corresponding Accumulated time value.
Specifically, pre-building vehicle floor data storehouse corresponding with operating condition.For each vehicle, can correspond to many Plant operating condition.For example, the first operating condition is automobile normal running and is worked without annex；Second operating condition is automobile Normally travel and PTC work；The third operating condition is automobile normal running and air-conditioning work.What deserves to be explained is, automobile The mode classification of operating condition can also include the improper traveling of automobile and the state for having electrical equipment to run, and the present invention is not with this It is limited.
Wherein, predetermined period can be default time interval, in car running process, detect each operation of automobile Operating mode, and the corresponding accumulated time value of each operating condition is recorded in default time interval.Additionally, predetermined period can be with It is default distance interval, in car running process, detects each operating condition of automobile, and in default distance interval Record the corresponding cumulative distance value of each operating condition.
Step 202, according to each operating condition it is corresponding operation electrical equipment default power consumption values and it is described accumulative when Between be worth, determine in predetermined period it is all operation electrical equipments average energy consumption values.
Wherein, default power consumption values are the experimental datas tested each operating condition according to standard requirement, are counted with this Set up and the energy consumption data storehouse of corresponding operating condition according to as default power consumption values.
Specifically, each operating condition according to automobile in predetermined period, matches corresponding pre- in energy consumption data storehouse If power consumption values.According to the shared proportion in predetermined period of the corresponding accumulated time value of each operating condition as default power consumption values Weighted value, be calculated in predetermined period it is all operation electrical equipments average energy consumption values.
Step 203, obtains the active volume value of predetermined period internally-powered battery.
Wherein, electrokinetic cell is vehicle mounted dynamic battery.Specific active volume value can be read by CAN, also Can be that estimation determination is carried out according to factors such as state and vehicle operational mode, the charging and discharging currents of current power battery.Its In, the state of electrokinetic cell include battery bag maximum temperature, minimum temperature, monomer ceiling voltage, monomer minimum voltage, SOH and The parameters such as SOC.
Step 204, according to the average energy consumption value and the predetermined period of all operation electrical equipments in the predetermined period The active volume value of internally-powered battery, determines the continual mileage value of automobile.
Specifically, active volume value of the continual mileage value of automobile for predetermined period internally-powered battery and institute in predetermined period There is the ratio between the average energy consumption value of operation electrical equipment.The average energy consumption of all operation electrical equipments wherein in predetermined period Value is the power consumption values based on calculation of capacity.As another implementation, can also according to the utilisable energy value of electrokinetic cell with Ratio between average energy consumption value, determines the continual mileage value of automobile.Wherein the utilisable energy value of electrokinetic cell is electrokinetic cell Active volume value and magnitude of voltage product.
Step 205, when automobile is out of service, by all operation electrical equipments in the predetermined period of the last detection Average energy consumption value, the active volume value of predetermined period internally-powered battery and continual mileage value are stored.
In the embodiment, when automobile is out of service, i.e., at the lower electricity moment, will own in the predetermined period of the last detection Average energy consumption value, the active volume value of predetermined period internally-powered battery and the continual mileage value for running electrical equipment are stored, As the initialization foundation that continual mileage calculating is carried out when going up electricity next time.
Wherein the last time refers to time interval before the lower electric moment, and away from a lower electric moment most short default week Phase.
Step 206, in automobile starting, the reading of the active volume of the electrokinetic cell detected by the vehicle-mounted testing equipment of acquisition Numerical value.
In the embodiment, when automobile restarts, with the available appearance of the electrokinetic cell detected by vehicle-mounted testing equipment The reading value of amount as the basic data for calculating continual mileage, in order to avoid in automobile restarting when the upper once lower electricity moment Between it is long, due to environmental aspect or whole vehicle state change influence electrokinetic cell active volume produce relatively large deviation, from And cause the calculation error of continual mileage.
Step 207, the reading value according to the active volume and all operation electrical equipments in the predetermined period of storage Average energy consumption value, determines the calculated value of continual mileage.
In the embodiment, in the init state of automobile restarting, operating condition is not produced also to carry out average energy consumption value Calculating.Using the average energy consumption value stored during electricity under the last time as foundation, carry out rough calculation and obtain continual mileage value.
Step 208, if the difference between the calculated value of the continual mileage and the continual mileage value of storage is located at default mistake In difference scope, it is determined that the initial value of the continual mileage when continual mileage value of the storage is as automobile starting；Otherwise, it determines The initial value of the continual mileage when calculated value of the continual mileage is as automobile starting.
Wherein, default error range is the empirical value obtained by test of many times.
If specifically, the difference between the calculated value of the continual mileage and the continual mileage value of storage is located at default error Outside scope, then it is assumed that environmental aspect or whole vehicle state produce large change, then take the calculated value of continual mileage as automobile The initial value of continual mileage during startup, it is ensured that the degree of accuracy of the continual mileage value of automobile init state, reduces initialization and misses Difference.So after step 208, the operation of step 201 is performed.
In such scheme, it is analyzed by the various operating conditions in car running process, and by experiment test The corresponding power consumption values of each operating mode are used as default power consumption values.Record the cumulative time of each operating condition respectively in predetermined period Value, and using the shared proportion within the predetermined period time of accumulated time value as the weighted value of default power consumption values, calculate default week Average energy consumption value in phase.Active volume value and average power consumption values according to electrokinetic cell, determine the continual mileage value of automobile, real Matching for continual mileage value and the state-of-charge of battery is showed.And the lower electric moment by the last average energy consumption value, can Stored with capability value, continual mileage value, carried out during electricity to go up next time continual mileage value calculating provide initialization according to According to improve the reliability of calculating.
3rd embodiment
As shown in Figure 3 and Figure 4, a kind of detection means of automobile continual mileage is the embodiment of the invention provides, including：
Logging modle 310, in the predetermined period in car running process, various operation works of automobile being recorded respectively The corresponding accumulated time value of condition.
Specifically, pre-building vehicle floor data storehouse corresponding with operating condition.For each vehicle, can correspond to many Plant operating condition.For example, the first operating condition is automobile normal running and is worked without annex；Second operating condition is automobile Normally travel and PTC work；The third operating condition is automobile normal running and air-conditioning work.What deserves to be explained is, automobile The mode classification of operating condition can also include the improper traveling of automobile and the state for having electrical equipment to run, and the present invention is not with this It is limited.
Wherein, predetermined period can be default time interval, in car running process, detect each operation of automobile Operating mode, and the corresponding accumulated time value of each operating condition is recorded in default time interval.Additionally, predetermined period can be with It is default distance interval, in car running process, detects each operating condition of automobile, and in default distance interval Record the corresponding cumulative distance value of each operating condition.
First processing module 320, for according to each operating condition it is corresponding operation electrical equipment default power consumption values with And the accumulated time value, determine the average energy consumption value of all operation electrical equipments in predetermined period.
Wherein, default power consumption values are the experimental datas tested each operating condition according to standard requirement, are counted with this Set up and the energy consumption data storehouse of corresponding operating condition according to as default power consumption values.
Specifically, each operating condition according to automobile in predetermined period, matches corresponding pre- in energy consumption data storehouse If power consumption values.According to the shared proportion in predetermined period of the corresponding accumulated time value of each operating condition as default power consumption values Weighted value, be calculated in predetermined period it is all operation electrical equipments average energy consumption values.
First acquisition module 330, the active volume value for obtaining predetermined period internally-powered battery.
Wherein, electrokinetic cell is vehicle mounted dynamic battery.Specific active volume value can be read by CAN, also Can be that estimation determination is carried out according to factors such as state and vehicle operational mode, the charging and discharging currents of current power battery.Its In, the state of electrokinetic cell include battery bag maximum temperature, minimum temperature, monomer ceiling voltage, monomer minimum voltage, SOH and The parameters such as SOC.
Second processing module 340, for according in the predetermined period it is all operation electrical equipment average energy consumption value and The active volume value of the predetermined period internally-powered battery, determines the continual mileage value of automobile.
Specifically, active volume value of the continual mileage value of automobile for predetermined period internally-powered battery and institute in predetermined period There is the ratio between the average energy consumption value of operation electrical equipment.The average energy consumption of all operation electrical equipments wherein in predetermined period Value is the power consumption values based on calculation of capacity.As another implementation, can also according to the utilisable energy value of electrokinetic cell with Ratio between average energy consumption value, determines the continual mileage value of automobile.Wherein the utilisable energy value of electrokinetic cell is electrokinetic cell Active volume value and magnitude of voltage product.
Wherein, the first processing module 320 includes：
First computing unit 321, for calculating the corresponding accumulated time value of each operating condition in the predetermined period And the ratio between the time value of the predetermined period.
First processing units 322, for using the corresponding ratio of each operating condition as corresponding default power consumption values Weighted value, calculate predetermined period in it is all operation electrical equipments average energy consumption values.
Specifically, the computing formula of the average energy consumption value of all operation electrical equipments is in predetermined period：
Wherein, K represents the average energy consumption value of all operation electrical equipments in predetermined period；KiRepresent each operating condition pair The default power consumption values answered；TiRepresent the corresponding accumulated time value of each operating condition in predetermined period；T represent predetermined period when Between be worth.
Additionally, when the weighted value of the corresponding default power consumption values of each operating condition is calculated, it is also contemplated that previous is more The shared proportion in predetermined period of the accumulated time value of corresponding operating condition is used as reference factor in individual history predetermined period, To ensure the precision of calculating average energy consumption value, calculation error is reduced.
Wherein, first acquisition module 330 includes：
Second processing unit 331, for the estimation condition according to default active volume value, determines the available appearance of electrokinetic cell The calculated value of amount and the confidence interval of active volume.
Wherein, the estimation condition for presetting active volume value includes current power battery status and vehicle operational mode, charge and discharge The composite factors such as electric current, wherein electrokinetic cell state include battery bag maximum temperature, battery bag minimum temperature, monomer highest electricity The parameter such as pressure, monomer minimum voltage, SOH and SOC.
Specifically, according to the estimation condition of default active volume value, a power is estimated in each default calculating cycle The calculated value of the active volume of battery.And estimation condition and the calculated value of active volume according to default active volume value, really Determine the confidence interval of active volume.Wherein the calculated value of active volume is located in the confidence interval of active volume.
Acquiring unit 332, the reading value of the active volume for obtaining the electrokinetic cell detected by vehicle-mounted testing equipment.
Specifically, the reading value of active volume can be read by CAN or other assignment module assignment.It is each Default read cycle reads the reading value of an active volume.
Judging unit 333, if being located in the confidence interval of the active volume for the reading value of the active volume, Then determine the reading value of the active volume as the active volume value of predetermined period internally-powered battery；Otherwise, it determines described can With the calculated value of capacity as predetermined period internally-powered battery active volume value.
In the embodiment, when outside the reading value of active volume is located at the confidence interval of the active volume, use The calculated value of active volume reduces vehicle-mounted testing equipment to electrokinetic cell as the active volume value of predetermined period internally-powered battery Active volume error in reading, cause the calculation error of continual mileage, improve precision.And to the calculating of active volume Value carries out real-time estimation, it is to avoid estimated again when outside the reading value of active volume is located at the confidence interval of the active volume The calculated value of active volume, and reduce operating efficiency.
Wherein, the Second processing module 340 includes：
Second computing unit 341, the active volume value for calculating the predetermined period internally-powered battery is default with described Ratio in cycle between the average energy consumption value of all operation electrical equipments, as the calculated value of the continual mileage of automobile.
Specifically, the computing formula of the calculated value of continual mileage is：
Wherein, S represents the calculated value of continual mileage；C represents the active volume value of predetermined period internally-powered battery.Wherein C The calculated value of the active volume of predetermined period internally-powered battery or the active volume of predetermined period internally-powered battery can be taken Reading value.When the reading value of active volume is located in the confidence interval of active volume, C takes the reading value of active volume；It is no Then, C takes the calculated value of active volume.
Specifically, if C is the active volume value of predetermined period internally-powered battery, K is represented based on the average of calculation of capacity Power consumption values.Additionally, C can also be the utilisable energy value of predetermined period internally-powered battery, wherein utilisable energy value is active volume The product of value and magnitude of voltage.
Amending unit 342, for the correction conditions according to default continual mileage, the calculated value to the continual mileage is carried out Amendment adjustment, determines the continual mileage value of the automobile.
Wherein, the correction conditions for presetting continual mileage can be the current charge-discharge electric power of electrokinetic cell, electrokinetic cell The current work of state-of-charge, battery bag temperature, battery bag monomer voltage, the variable gradient of history continual mileage, electrokinetic cell Situation and the current operating condition of automobile etc..According to the correction conditions of default continual mileage, the calculating to the continual mileage Value is modified adjustment, reduces calculation error, improves the precision for calculating.
Wherein, the amending unit 342 includes：
First revise subelemen 3421, for according to the corresponding benchmark continual mileage value of maximum preset power consumption values as amplitude limit Corrected parameter, the calculated value to the continual mileage is modified adjustment, determines the continual mileage value of the automobile.
Specifically, the ratio between the active volume value and maximum preset power consumption values of calculating current power battery, obtains Benchmark continual mileage value is used as amplitude limit corrected parameter.If the calculated value of continual mileage is more than amplitude limit corrected parameter, repaiied with amplitude limit Positive parameter value as automobile continual mileage value；If the calculated value of continual mileage is less than amplitude limit corrected parameter, with continual mileage Calculated value as automobile continual mileage value.During wherein maximum preset power consumption values are the corresponding default power consumption values of all operating modes Maximum.
It is still further contemplated that the variable quantity of continual mileage value is used as amplitude limit corrected parameter, the calculating to continual mileage value Value is modified adjustment, obtains the continual mileage value of automobile.Calculated value to continual mileage value is modified adjustment, is conducive to carrying The reliability that height is calculated, reduces error.
Wherein, the amending unit 342 includes：
Second revise subelemen 3422, for according to the current operation work of the current working condition of electrokinetic cell and automobile Condition, the calculated value to the continual mileage is modified adjustment, determines the continual mileage value of the automobile.
Specifically, according to the current working condition of electrokinetic cell and the current operating condition of automobile, to continual mileage Calculated value is finely adjusted.If for example, current working be in energy recovery state, according to the pre-conditioned calculating to continual mileage Value carries out appropriate increase, obtains final continual mileage value.If because electrokinetic cell status consideration or complete vehicle fault state when Not allowing electrokinetic cell carries out energy regenerating, then using the calculated value of continual mileage as final continual mileage value.
Wherein, described device also includes：
Memory module 350, for when automobile is out of service, all operations in the predetermined period of the last detection being used The average energy consumption value of electric equipment, the active volume value of predetermined period internally-powered battery and continual mileage value are stored.
In the embodiment, when automobile is out of service, i.e., at the lower electricity moment, will own in the predetermined period of the last detection Average energy consumption value, the active volume value of predetermined period internally-powered battery and the continual mileage value for running electrical equipment are stored, As the initialization foundation that continual mileage calculating is carried out when going up electricity next time.
Wherein, described device also includes：
Second acquisition module 360, in automobile starting, obtaining the electrokinetic cell detected by vehicle-mounted testing equipment The reading value of active volume.
In the embodiment, when automobile restarts, with the available appearance of the electrokinetic cell detected by vehicle-mounted testing equipment The reading value of amount as the basic data for calculating continual mileage, in order to avoid in automobile restarting when the upper once lower electricity moment Between it is long, due to environmental aspect or whole vehicle state change influence electrokinetic cell active volume produce relatively large deviation, from And cause the calculation error of continual mileage.
3rd processing module 370, for all fortune in the reading value according to the active volume and the predetermined period of storage The average energy consumption value of row electrical equipment, determines the calculated value of continual mileage.
In the embodiment, in the init state of automobile restarting, operating condition is not produced also to carry out average energy consumption value Calculating.Using the average energy consumption value stored during electricity under the last time as foundation, carry out rough calculation and obtain continual mileage value.
Judge module 380, if the difference position between the continual mileage value of calculated value and storage for the continual mileage In in default error range, it is determined that the initial value of the continual mileage when continual mileage value of the storage is as automobile starting； Otherwise, it determines the initial value of the continual mileage when calculated value of the continual mileage is as automobile starting.
In the embodiment, if the difference between the calculated value of the continual mileage and the continual mileage value of storage is located at presetting Outside error range, then it is assumed that environmental aspect or whole vehicle state produce large change, then take the calculated value conduct of continual mileage The initial value of continual mileage during automobile starting, it is ensured that the degree of accuracy of the continual mileage value of automobile init state, reduces initial Change error.
Wherein, default error range is the empirical value obtained by test of many times.
In such scheme, it is analyzed by the various operating conditions in car running process, and by experiment test The corresponding power consumption values of each operating mode are used as default power consumption values.Record the cumulative time of each operating condition respectively in predetermined period Value, and using the shared proportion within the predetermined period time of accumulated time value as the weighted value of default power consumption values, calculate default week Average energy consumption value in phase.Active volume value and average power consumption values according to electrokinetic cell, determine the continual mileage value of automobile, and Continual mileage value to automobile is modified adjustment, with ensure calculate precision, reduce error, realize continual mileage value with The matching of the state-of-charge of battery.The determination of the wherein active volume value of electrokinetic cell is by the way of confidence level judgement, to carry The high reliability for calculating.
Fourth embodiment
A kind of automobile is the embodiment of the invention provides, including：Vehicle mounted dynamic battery, battery management system, entire car controller And vehicle-mounted electrical equipment.The vehicle mounted dynamic battery, the battery management system and the vehicle-mounted electrical equipment with it is described Entire car controller is connected；The vehicle mounted dynamic battery is connected with the battery management system；The vehicle-mounted electrical equipment with it is described Vehicle mounted dynamic battery is connected.
Specifically, vehicle mounted dynamic battery is the power resources of automobile.Battery management system is used to monitor vehicle mounted dynamic battery State, it is possible to increase the utilization rate of battery, prevent battery from occurring overcharging and over-discharge, extend battery the use longevity Life.Entire car controller determines the operating condition of automobile according to the working condition of vehicle-mounted electrical equipment.
Wherein, in the predetermined period that the entire car controller is used in car running process, many of automobile are recorded respectively Plant the corresponding accumulated time value of operating condition；According to each operating condition it is corresponding operation electrical equipment default power consumption values and The accumulated time value, determines the average energy consumption value of all operation electrical equipments in predetermined period；Obtain predetermined period internally-powered The active volume value of battery；According to the average energy consumption value and the predetermined period of all operation electrical equipments in the predetermined period The active volume value of internally-powered battery, determines the continual mileage value of automobile.
In such scheme, it is analyzed by the various operating conditions in car running process, and by experiment test The corresponding power consumption values of each operating mode are used as default power consumption values.Record the cumulative time of each operating condition respectively in predetermined period Value, and using the shared proportion within the predetermined period time of accumulated time value as the weighted value of default power consumption values, calculate default week Average energy consumption value in phase.Active volume value and average power consumption values according to electrokinetic cell, determine the continual mileage value of automobile, and Continual mileage value to automobile is modified adjustment, with ensure calculate precision, reduce error, realize continual mileage value with The matching of the state-of-charge of battery.The determination of the wherein active volume value of electrokinetic cell is by the way of confidence level judgement, to carry The high reliability for calculating.
Above-described is the preferred embodiment of the present invention, it should be pointed out that the ordinary person for the art comes Say, some improvements and modifications can also be made under the premise of principle of the present invention is not departed from, and these improvements and modifications also exist In protection scope of the present invention.

Claims (17)

1. a kind of detection method of automobile continual mileage, it is characterised in that including：
In predetermined period in car running process, the corresponding accumulated time value of various operating conditions of automobile is recorded respectively；
According to the default power consumption values and the accumulated time value of the corresponding operation electrical equipment of each operating condition, it is determined that default The average energy consumption value of all operation electrical equipments in cycle；
Obtain the active volume value of predetermined period internally-powered battery；
According to the average energy consumption values and the predetermined period internally-powered battery of all operation electrical equipments in the predetermined period Active volume value, determines the continual mileage value of automobile.
2. the detection method of automobile continual mileage according to claim 1, it is characterised in that described according to each operation work The default power consumption values and the accumulated time value of the corresponding operation electrical equipment of condition, determine all operation electricity consumptions in predetermined period The step of average energy consumption value of equipment, including：
Calculate the corresponding accumulated time value of each operating condition in the predetermined period and the predetermined period time value it Between ratio；
Using the corresponding ratio of each operating condition as the weighted value of corresponding default power consumption values, institute in predetermined period is calculated There is the average energy consumption value of operation electrical equipment.
3. the detection method of automobile continual mileage according to claim 1, it is characterised in that in the acquisition predetermined period The step of active volume value of electrokinetic cell, including：
According to the estimation condition of default active volume value, the calculated value and active volume of the active volume of electrokinetic cell are determined Confidence interval；
Obtain the reading value of the active volume of electrokinetic cell detected by vehicle-mounted testing equipment；
If the reading value of the active volume is located in the confidence interval of the active volume, it is determined that the active volume Reading value as predetermined period internally-powered battery active volume value；Otherwise, it determines the calculated value of the active volume is used as pre- If the active volume value of cycle internally-powered battery.
4. the detection method of automobile continual mileage according to claim 1, it is characterised in that described according to the default week The active volume value of the average energy consumption value of all operation electrical equipments and the predetermined period internally-powered battery, determines automobile in phase Continual mileage value the step of, including：
Calculate the active volume value of the predetermined period internally-powered battery with the predetermined period all operation electrical equipments Ratio between average energy consumption value, as the calculated value of the continual mileage of automobile；
According to the correction conditions of default continual mileage, the calculated value to the continual mileage is modified adjustment, determines the vapour The continual mileage value of car.
5. the detection method of automobile continual mileage according to claim 4, it is characterised in that in the default driving of the basis The correction conditions of journey, the calculated value to the continual mileage is modified adjustment, determines the driving of automobile in the predetermined period The step of mileage value, including：
According to the corresponding benchmark continual mileage value of maximum preset power consumption values as amplitude limit corrected parameter, to the meter of the continual mileage Calculation value is modified adjustment, determines the continual mileage value of the automobile.
6. the detection method of automobile continual mileage according to claim 4, it is characterised in that in the default driving of the basis The correction conditions of journey, the calculated value to the continual mileage is modified adjustment, determines the driving of automobile in the predetermined period The step of mileage value, including：
According to the current working condition of electrokinetic cell and the current operating condition of automobile, the calculated value to the continual mileage enters Row amendment adjustment, determines the continual mileage value of the automobile.
7. the detection method of automobile continual mileage according to claim 1, it is characterised in that described according to the default week The active volume value of the average energy consumption value of all operation electrical equipments and the predetermined period internally-powered battery, determines automobile in phase Continual mileage value the step of after, methods described also includes：
When automobile is out of service, by average energy consumption values of all operation electrical equipments in the predetermined period of the last detection, The active volume value and continual mileage value of predetermined period internally-powered battery are stored.
8. the detection method of automobile continual mileage according to claim 7, it is characterised in that described out of service in automobile When, by average energy consumption value, the predetermined period internally-powered battery of all operation electrical equipments in the predetermined period of the last detection Active volume value and continual mileage value the step of stored after, methods described also includes：
In automobile starting, the reading value of the active volume of the electrokinetic cell detected by the vehicle-mounted testing equipment of acquisition；
Reading value according to the active volume and all average energy consumption values for running electrical equipments in the predetermined period of storage, really Determine the calculated value of continual mileage；
If the difference between the calculated value of the continual mileage and the continual mileage value of storage is located in default error range, really The initial value of the continual mileage when continual mileage value of the fixed storage is as automobile starting；Otherwise, it determines the continual mileage Calculated value as automobile starting when continual mileage initial value.
9. a kind of detection means of automobile continual mileage, it is characterised in that including：
Logging modle, the various operating conditions correspondence in the predetermined period in car running process, recording automobile respectively Accumulated time value；
First processing module, for default power consumption values according to the corresponding operation electrical equipment of each operating condition and described tired Meter time value, determines the average energy consumption value of all operation electrical equipments in predetermined period；
First acquisition module, the active volume value for obtaining predetermined period internally-powered battery；
Second processing module, for according to the average energy consumption value of all operation electrical equipments in the predetermined period and described default The active volume value of cycle internally-powered battery, determines the continual mileage value of automobile.
10. the detection means of automobile continual mileage according to claim 9, it is characterised in that the first processing module Including：
First computing unit, it is pre- with described for calculating the corresponding accumulated time value of each operating condition in the predetermined period If the ratio between the time value in cycle；
First processing units, for using the corresponding ratio of each operating condition as corresponding default power consumption values weighting Value, calculates the average energy consumption value of all operation electrical equipments in predetermined period.
The detection means of 11. automobile continual mileages according to claim 9, it is characterised in that first acquisition module Including：
Second processing unit, for the estimation condition according to default active volume value, determines the meter of the active volume of electrokinetic cell The confidence interval of calculation value and active volume；
Acquiring unit, the reading value of the active volume for obtaining the electrokinetic cell detected by vehicle-mounted testing equipment；
Judging unit, if being located in the confidence interval of the active volume for the reading value of the active volume, it is determined that The reading value of the active volume as predetermined period internally-powered battery active volume value；Otherwise, it determines the active volume Calculated value as predetermined period internally-powered battery active volume value.
The detection means of 12. automobile continual mileages according to claim 9, it is characterised in that the Second processing module Including：
Second computing unit, for calculating the active volume value of the predetermined period internally-powered battery and institute in the predetermined period There is the ratio between the average energy consumption value of operation electrical equipment, as the calculated value of the continual mileage of automobile；
Amending unit, for the correction conditions according to default continual mileage, the calculated value to the continual mileage is modified tune It is whole, determine the continual mileage value of the automobile.
The detection means of 13. automobile continual mileages according to claim 12, it is characterised in that the amending unit bag Include：
First revise subelemen, for being joined as amplitude limit amendment according to the corresponding benchmark continual mileage value of maximum preset power consumption values Number, the calculated value to the continual mileage is modified adjustment, determines the continual mileage value of the automobile.
The detection means of 14. automobile continual mileages according to claim 12, it is characterised in that the amending unit bag Include：
Second revise subelemen, for according to the current working condition of electrokinetic cell and the current operating condition of automobile, to institute The calculated value for stating continual mileage is modified adjustment, determines the continual mileage value of the automobile.
The detection means of 15. automobile continual mileages according to claim 9, it is characterised in that described device also includes：
Memory module, for when automobile is out of service, by all operation electrical equipments in the predetermined period of the last detection Average energy consumption value, the active volume value of predetermined period internally-powered battery and continual mileage value stored.
The detection means of 16. automobile continual mileages according to claim 15, it is characterised in that described device also includes：
Second acquisition module, in automobile starting, obtaining the available appearance of the electrokinetic cell detected by vehicle-mounted testing equipment The reading value of amount；
3rd processing module, sets for all operation electricity consumptions in the reading value according to the active volume and the predetermined period of storage Standby average energy consumption value, determines the calculated value of continual mileage；
Judge module, if the difference between the continual mileage value of calculated value and storage for the continual mileage is located at default mistake In difference scope, it is determined that the initial value of the continual mileage when continual mileage value of the storage is as automobile starting；Otherwise, it determines The initial value of the continual mileage when calculated value of the continual mileage is as automobile starting.
A kind of 17. automobiles, it is characterised in that including：Vehicle mounted dynamic battery, battery management system, entire car controller and vehicle-mounted Electrical equipment；
The vehicle mounted dynamic battery, the battery management system and the vehicle-mounted electrical equipment connect with the entire car controller Connect；The vehicle mounted dynamic battery is connected with the battery management system；The vehicle-mounted electrical equipment and the vehicle mounted dynamic battery Connection；
Wherein, in the predetermined period that the entire car controller is used in car running process, various fortune of automobile are recorded respectively The corresponding accumulated time value of row operating mode；According to corresponding operation default power consumption values of electrical equipment of each operating condition and described Accumulated time value, determines the average energy consumption value of all operation electrical equipments in predetermined period；Obtain predetermined period internally-powered battery Active volume value；Moved in average energy consumption value and the predetermined period according to all operation electrical equipments in the predetermined period The active volume value of power battery, determines the continual mileage value of automobile.
CN201710107449.1A 2017-02-27 2017-02-27 Method and device for detecting driving range of automobile and automobile Active CN106915270B (en)

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CN108790860A (en) * 2018-04-18 2018-11-13 浙江吉利汽车研究院有限公司 Mileage computational methods, system and automobile
CN109094376A (en) * 2018-08-28 2018-12-28 北京新能源汽车股份有限公司 Driving range calculation method and device
CN109849676A (en) * 2017-11-30 2019-06-07 长城汽车股份有限公司 A kind of continual mileage calculation method and system
CN110281812A (en) * 2019-06-27 2019-09-27 一汽解放汽车有限公司 A kind of course continuation mileage estimating system based on operating mode's switch
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