CN105292126A - Electromobile driving mileage estimation method, device and electromobile - Google Patents
Electromobile driving mileage estimation method, device and electromobile Download PDFInfo
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- CN105292126A CN105292126A CN201510689038.9A CN201510689038A CN105292126A CN 105292126 A CN105292126 A CN 105292126A CN 201510689038 A CN201510689038 A CN 201510689038A CN 105292126 A CN105292126 A CN 105292126A
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- Prior art keywords
- current
- history
- coded message
- travelled distance
- present battery
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
- B60W40/10—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to vehicle motion
Abstract
The invention discloses an electromobile driving mileage estimation method, an electromobile driving mileage estimation device and an electromobile. The electromobile driving mileage estimation method comprises the following steps: receiving current battery code information transmitted by a battery management system (BMS); comparing the current battery code information with battery code information stored in an electric erasable programmable read-only memory (EEPROM); if the current battery code information is not consistent with the battery code information, transmitting the current battery code information to a server by using a data collection terminal RMS, and receiving historical accumulated mileage and historical accumulated power consumption corresponding to the current battery code information, returned by the server, by adopting the data collection terminal RMS; obtaining the current battery initial available electric quantity transmitted by the battery management system (BMS); and calculating the initial driving mileage value according to the current battery initial available electric quantity, the historical accumulated mileage and the historical accumulated power consumption.
Description
Technical field
The present invention relates to electric vehicle engineering field, particularly relate to a kind of electronlmobil continual mileage evaluation method, device and electronlmobil.
Background technology
It is power that electronlmobil refers to vehicle power, drives wheels travel with motor, and meets the vehicle of arteries of communication, legislative control on safety requirements.Compared with traditional automobile, energy-conserving and environment-protective more.But, because capacity of cell is less, be full of the mileage number that electrical travelling sails limited at every turn, can worry that can the electricity of battery ensure that vehicle arrives destination for the user with " mileage anxiety disorder ", therefore need a kind ofly to go out the method for the continual mileage of electronlmobil by Accurate Prediction.
At present, existing method mainly through pilot model and the following energy consumption of car load dynamic property model prediction car load, and passes through the residue available power of electro thermal coupling model prediction battery under the following energy consumption predictor of car load, thus calculates the continual mileage of electronlmobil.
But, said method to pilot model and Full Vehicle Dynamics model needs higher, and Modling model process is complicated, if model is accurate not, then the continual mileage doped can produce comparatively big error, causes driver to be experienced and reduces.
Summary of the invention
The present invention is intended to solve one of technical matters in correlation technique at least to a certain extent.For this reason, one object of the present invention is to propose a kind of electronlmobil continual mileage evaluation method, and the method can estimate the Energy in use of electronlmobil effectively, simultaneously without the need to pilot model and Full Vehicle Dynamics model accurately, be easy to realize, and result of calculation is more reliable, accuracy is high.
Second object of the present invention is to propose a kind of electronlmobil continual mileage estimating device.
3rd object of the present invention is to propose a kind of electronlmobil.
To achieve these goals, first aspect present invention embodiment proposes a kind of electronlmobil continual mileage evaluation method, comprising: receive the present battery coded message that battery management system BMS sends; The battery coded message of preserving in described present battery coded message and EEPROM (Electrically Erasable Programmable Read Only Memo) EEPROM is compared; If described present battery coded message and described battery coded message inconsistent, then by data collection station RMS, described present battery coded message is sent to server, and receives history corresponding to described present battery coded message that described server returns by described data collection station RMS and add up travelled distance and history adds up consumption of current; Obtain the initial available power of present battery that battery management system BMS sends; According to the initial available power of described present battery, described history adds up travelled distance and described history adds up the described initial continual mileage value of consumption of current calculating.
The electronlmobil continual mileage evaluation method of the embodiment of the present invention, the performance of different battery is distinguished by battery coded message, and from server, obtain the historical information of the battery of different battery coded message, the continual mileage value of electronlmobil is calculated according to the historical information obtained, effectively can estimate the Energy in use of electronlmobil, simultaneously without the need to pilot model and Full Vehicle Dynamics model accurately, be easy to realize, and result of calculation is more reliable, accuracy is high.
Second aspect present invention embodiment proposes a kind of electronlmobil continual mileage estimating device, comprise: entire car controller VCU, battery management system BMS, EEPROM (Electrically Erasable Programmable Read Only Memo) EEPROM and data collection station RMS, wherein, described entire car controller VCU respectively with described battery management system BMS, described EEPROM (Electrically Erasable Programmable Read Only Memo) EEPROM and described data collection station RMS is connected, the present battery coded message that described entire car controller VCU sends for receiving described battery management system BMS, and the battery coded message of preserving in described present battery coded message and described EEPROM (Electrically Erasable Programmable Read Only Memo) EEPROM is compared, if described present battery coded message and described battery coded message inconsistent, then by described data collection station RMS, described present battery coded message is sent to server, and receive history corresponding to described present battery coded message that described server returns by described data collection station RMS and add up travelled distance and history adds up consumption of current, and obtain the initial available power of present battery of battery management system BMS transmission, and according to the initial available power of described present battery, described history adds up travelled distance and described history adds up the described initial continual mileage value of consumption of current calculating, described battery management system BMS is connected with described data collection station RMS, for sending described present battery coded message and the initial available power of described present battery to described entire car controller VCU, and send described present battery coded message to described data collection station RMS, described data collection station RMS is used for described present battery coded message to be sent to described server, and receive history corresponding to described present battery coded message that described server returns and add up travelled distance and history adds up consumption of current, and history corresponding for described present battery coded message is added up travelled distance and history and add up consumption of current and be forwarded to described entire car controller VCU, described EEPROM (Electrically Erasable Programmable Read Only Memo) EEPROM is used for providing described battery coded message to described entire car controller VCU.
The electronlmobil continual mileage estimating device of the embodiment of the present invention, the performance of different battery is distinguished by battery coded message, and from server, obtain the historical information of the battery of different battery coded message, the continual mileage value of electronlmobil is calculated according to the historical information obtained, effectively can estimate the Energy in use of electronlmobil, simultaneously without the need to pilot model and Full Vehicle Dynamics model accurately, be easy to realize, and result of calculation is more reliable, accuracy is high.
Third aspect present invention embodiment proposes a kind of electronlmobil, comprises the electronlmobil continual mileage estimating device that second aspect embodiment proposes.
The electronlmobil of the embodiment of the present invention, the performance of different battery is distinguished by battery coded message, and from server, obtain the historical information of the battery of different battery coded message, the continual mileage value of electronlmobil is calculated according to the historical information obtained, effectively can estimate the Energy in use of electronlmobil, simultaneously without the need to pilot model and Full Vehicle Dynamics model accurately, be easy to realize, and result of calculation is more reliable, accuracy is high.
Accompanying drawing explanation
Fig. 1 is the diagram of circuit one of electronlmobil continual mileage evaluation method according to an embodiment of the invention.
Fig. 2 is the flowchart 2 of electronlmobil continual mileage evaluation method according to an embodiment of the invention.
Fig. 3 is the structural representation one of electronlmobil continual mileage estimating device according to an embodiment of the invention.
Fig. 4 is the structural representation two of electronlmobil continual mileage estimating device according to an embodiment of the invention.
Detailed description of the invention
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not limitation of the present invention be interpreted as.
Below with reference to the accompanying drawings the electronlmobil continual mileage evaluation method of the embodiment of the present invention, device and electronlmobil are described.
Fig. 1 is the diagram of circuit of electronlmobil continual mileage evaluation method according to an embodiment of the invention.
As shown in Figure 1, electronlmobil continual mileage evaluation method can comprise:
The present battery coded message that S1, reception battery management system BMS send.
Particularly, after electronlmobil low pressure powers on, entire car controller VCU can receive the present battery coded message CODEX that battery management system BMS sends.
S2, the battery coded message of preserving in present battery coded message and EEPROM (Electrically Erasable Programmable Read Only Memo) EEPROM to be compared.
Particularly, entire car controller VCU can read the battery coded message CODEY in EEPROM (Electrically Erasable Programmable Read Only Memo) EEPROM.Wherein, the battery coded message of preserving when CODEY is electricity under the electronlmobil last time.
If S3 present battery coded message and battery coded message inconsistent, then by data collection station RMS, present battery coded message is sent to server, and history corresponding to the present battery coded message returned by data collection station RMS reception server adds up travelled distance and history adds up consumption of current.
In an embodiment of the present invention, if CODEX and CODEY is inconsistent, then illustrate that electronlmobil has changed new battery, the battery of current use is different from the battery that last time uses.The performance corresponding due to different battery is also different, therefore needs to obtain the historical information corresponding with present battery coded message from server, adds up travelled distance and history adds up consumption of current etc. as history.Particularly, present battery coded message can be sent to server by data collection station RMS, and the history that server can obtain present battery coded message corresponding according to present battery coded message adds up travelled distance S
codexconsumption of current Q is added up with history
codex.
The initial available power of present battery that S4, acquisition battery management system BMS send.
Particularly, entire car controller VCU can obtain the initial available power Q of present battery that battery management system BMS sends
first.
S5, to add up travelled distance and history according to the initial available power of present battery, history and add up consumption of current and calculate initial continual mileage value.
Particularly, can according to the initial continual mileage value of following formulae discovery:
Formula 1:Q
unitcodex=Q
codex/ S
codex,
Formula 2:S
init=Q
first/ Q
unitcodex,
Wherein, Q
unitcodexfor history unit kilometer consumption of current, S
codexfor history adds up travelled distance, Q
codexfor history adds up consumption of current, Q
firstfor the initial available power of present battery, S
initfor initial continual mileage value.
In addition, as shown in Figure 2, upon step s 2, also step S6 can be comprised.
If S6 present battery coded message is consistent with battery coded message, then using the continual mileage value of preserving in EEPROM (Electrically Erasable Programmable Read Only Memo) EEPROM as initial continual mileage value.
In an embodiment of the present invention, if CODEX and CODEY is consistent, then illustrate that electronlmobil does not change battery, so can directly using the continual mileage value that is kept at time electric under last electronlmobil in EEPROM (Electrically Erasable Programmable Read Only Memo) EEPROM as initial continual mileage value S
init.
In addition, the electronlmobil continual mileage evaluation method of the embodiment of the present invention, also can comprise the following steps:
The current available power that S7, acquisition battery management system BMS send.
When driving, entire car controller VCU can obtain the current available power Q that battery management system BMS sends
current.
S8, accumulative travelled distance when obtaining initially the powering on of the electronlmobil that instrument controller ICM sends and current accumulative travelled distance.
Entire car controller VCU can obtain accumulative travelled distance M during initially powering on of the electronlmobil of instrument controller ICM transmission
firstwith current accumulative travelled distance M
current.
S9, add up travelled distance according to history, history adds up consumption of current, initially the powering on of the initial available power of present battery, current available power, electronlmobil time accumulative travelled distance and current accumulative travelled distance calculate current continual mileage value.
Particularly, current continual mileage value S is calculated
remaincan comprise the following steps:
S91, to add up travelled distance and history according to history and add up consumption of current and calculate history unit kilometer consumption of current.
In an embodiment of the present invention, history unit kilometer consumption of current Q can be calculated according to formula 1
unitcodex.
S92, calculate current one kilometer consumption of current according to accumulative travelled distance when the initial available power of present battery, current available power, initially the powering on of electronlmobil and current accumulative travelled distance.
In an embodiment of the present invention, current one kilometer consumption of current Q can be gone out according to following formulae discovery
unitcurrent.
Formula 3:Q
unitcurrent=(Q
first-Q
current)/(M
current-M
first),
Wherein, Q
unitcurrentfor current one kilometer consumption of current, Q
firstfor the initial available power of present battery, Q
currentfor current available power, M
firstfor accumulative travelled distance when electronlmobil initially powers on, M
currentfor the current accumulative travelled distance of electronlmobil.Q
unitcurrentspan be [0.5*Q
unitcodex, 2*Q
unitcodex].
S93, to calculate according to history unit kilometer consumption of current and current one kilometer consumption of current and estimate unit kilometer consumption of current.
In an embodiment of the present invention, can go out estimate unit kilometer consumption of current according to following formulae discovery: Q
unit,
Formula 4:Q
unit=K
1* Q
unitcodex+ K
2* Q
unitcurrent,
Wherein, K
1and K
2for coefficient factor, such as K
1=0.8, K
2=0.2.Q
unitfor estimating unit kilometer consumption of current, Q
unitcurrentfor current one kilometer consumption of current, Q
unitcodexfor history unit kilometer consumption of current.
S94, basis estimates unit kilometer consumption of current and current available power calculates current continual mileage value.
In an embodiment of the present invention, current continual mileage value S can be gone out according to following formulae discovery
remain.
Formula 5:S
remain=Q
current/ Q
unit,
Wherein, S
remainfor current continual mileage value, Q
currentfor current available power, Q
unitfor estimating unit kilometer consumption of current.
In addition, the electronlmobil continual mileage evaluation method of the embodiment of the present invention, also can comprise the following steps:
Accumulative travelled distance under S10, available power when obtaining electricity under present battery and electronlmobil during electricity.
Particularly, available power Q when entire car controller VCU is electric under also can obtaining present battery
last, and the accumulative travelled distance M under electronlmobil during electricity
last.
S11, according under the initial available power of present battery, present battery electricity time available power and history add up consumption of current calculate lower electricity time history add up consumption of current.
In an embodiment of the present invention, can according to following formulae discovery go out lower electricity time history add up consumption of current Q
codex'.
Formula 6:Q
codex'=Q
codex+ (Q
first-Q
current),
Wherein, Q
codex' for lower electricity time history add up consumption of current, Q
codexfor history adds up consumption of current, Q
firstfor the initial available power of present battery, Q
currentfor current available power.
S12, the history adding up present battery coded message when travelled distance calculates lower electricity according to the accumulative travelled distance under accumulative travelled distance during initially the powering on of electronlmobil, electronlmobil during electricity and history corresponding to present battery coded message corresponding add up travelled distance.
In an embodiment of the present invention, history corresponding to present battery coded message when can go out lower electricity according to following formulae discovery adds up travelled distance S
codex',
Formula 7:S
codex'=S
codex+ (M
last-M
first),
Wherein, S
codex' add up travelled distance, S for history corresponding to present battery coded message during lower electricity
codexfor history adds up travelled distance, M
lastfor the accumulative travelled distance under electronlmobil during electricity, M
firstfor accumulative travelled distance when electronlmobil initially powers on.
After this, history during lower electricity can be added up consumption of current Q
codex' and lower electricity time history corresponding to present battery coded message add up travelled distance S
codex' upload onto the server.
In addition, entire car controller VCU also can lower electricity by present battery coded message and correspondence thereof time continual mileage value be saved to EEPROM (Electrically Erasable Programmable Read Only Memo) EEPROM.
The electronlmobil continual mileage evaluation method of the embodiment of the present invention, the performance of different battery is distinguished by battery coded message, and from server, obtain the historical information of the battery of different battery coded message, the continual mileage value of electronlmobil is calculated according to the historical information obtained, effectively can estimate the Energy in use of electronlmobil, simultaneously without the need to pilot model and Full Vehicle Dynamics model accurately, be easy to realize, and result of calculation is more reliable, accuracy is high.
For achieving the above object, the present invention also proposes a kind of electronlmobil continual mileage estimating device.
Fig. 3 is the structural representation one of electronlmobil continual mileage estimating device according to an embodiment of the invention.
As shown in Figure 3, electronlmobil continual mileage estimating device can comprise: entire car controller VCU, battery management system BMS, EEPROM (Electrically Erasable Programmable Read Only Memo) EEPROM and data collection station RMS.
Wherein, entire car controller VCU is connected with battery management system BMS, EEPROM (Electrically Erasable Programmable Read Only Memo) EEPROM and data collection station RMS respectively.Entire car controller VCU can be used for the present battery coded message receiving battery management system BMS transmission, and the battery coded message of preserving in present battery coded message and EEPROM (Electrically Erasable Programmable Read Only Memo) EEPROM is compared.If present battery coded message and battery coded message inconsistent, then by data collection station RMS, present battery coded message is sent to server, and history corresponding to the present battery coded message returned by data collection station RMS reception server adds up travelled distance and history adds up consumption of current, and obtain the initial available power of present battery that battery management system BMS sends, and add up travelled distance and history according to the initial available power of present battery, history and add up consumption of current and calculate initial continual mileage value.
Battery management system BMS is connected with data collection station RMS, can be used for sending present battery coded message and the initial available power of present battery to entire car controller VCU, and sends present battery coded message to data collection station RMS.
Data collection station RMS can be used for present battery coded message to be sent to server, and history corresponding to the present battery coded message that returns of reception server adds up travelled distance and history adds up consumption of current, and history corresponding for present battery coded message is added up travelled distance and history and add up consumption of current and be forwarded to entire car controller VCU.
EEPROM (Electrically Erasable Programmable Read Only Memo) EEPROM is used for providing battery coded message to entire car controller VCU.
Particularly, after electronlmobil low pressure powers on, entire car controller VCU can receive the present battery coded message CODEX that battery management system BMS sends.Then entire car controller VCU can read the battery coded message CODEY in EEPROM (Electrically Erasable Programmable Read Only Memo) EEPROM.Wherein, the battery coded message of preserving when CODEY is electricity under the electronlmobil last time.If CODEX and CODEY is inconsistent, then illustrate that electronlmobil has changed new battery, the battery of current use is different from the battery that last time uses.The performance corresponding due to different battery is also different, therefore needs to obtain the historical information corresponding with present battery coded message from server, adds up travelled distance and history adds up consumption of current etc. as history.Particularly, present battery coded message can be sent to server by data collection station RMS, and the history that server can obtain present battery coded message corresponding according to present battery coded message adds up travelled distance S
codexconsumption of current Q is added up with history
codex.After this, entire car controller VCU can obtain the initial available power Q of present battery that battery management system BMS sends
first.Entire car controller VCU can according to the initial continual mileage value of following formulae discovery:
Formula 1:Q
unitcodex=Q
codex/ S
codex,
Formula 2:S
init=Q
first/ Q
unitcodex,
Wherein, Q
unitcodexfor history unit kilometer consumption of current, S
codexfor history adds up travelled distance, Q
codexfor history adds up consumption of current, Q
firstfor the initial available power of present battery, S
initfor initial continual mileage value.
If CODEX and CODEY is consistent, then illustrate that electronlmobil does not change battery, so can directly using the continual mileage value that is kept at time electric under last electronlmobil in EEPROM (Electrically Erasable Programmable Read Only Memo) EEPROM as initial continual mileage value S
init.
In addition, as shown in Figure 4, electronlmobil continual mileage estimating device also can comprise instrument controller ICM.
Wherein, entire car controller VCU can be used for the current available power obtaining battery management system BMS transmission, accumulative travelled distance when obtaining initially the powering on of the electronlmobil that instrument controller ICM sends and current accumulative travelled distance, then add up travelled distance according to history, history add up consumption of current, initially the powering on of the initial available power of present battery, current available power, electronlmobil time accumulative travelled distance and current accumulative travelled distance calculate current continual mileage value.
Particularly, when driving, entire car controller VCU can obtain the current available power Q that battery management system BMS sends
current.Entire car controller VCU can obtain accumulative travelled distance M during initially powering on of the electronlmobil of instrument controller ICM transmission
firstwith current accumulative travelled distance M
current.Then add up travelled distance according to history, history add up consumption of current, initially the powering on of the initial available power of present battery, current available power, electronlmobil time accumulative travelled distance and current accumulative travelled distance calculate current continual mileage value.
More specifically, history unit kilometer consumption of current Q can be calculated according to formula 1
unitcodex.Current one kilometer consumption of current Q is gone out again according to following formulae discovery
unitcurrent.
Formula 3:Q
unitcurrent=(Q
first-Q
current)/(M
current-M
first),
Wherein, Q
unitcurrentfor current one kilometer consumption of current, Q
firstfor the initial available power of present battery, Q
currentfor current available power, M
firstfor accumulative travelled distance when electronlmobil initially powers on, M
currentfor the current accumulative travelled distance of electronlmobil.Q
unitcurrentspan be [0.5*Q
unitcodex, 2*Q
unitcodex].
Afterwards, then according to following formulae discovery go out to estimate unit kilometer consumption of current: Q
unit,
Formula 4:Q
unit=K
1* Q
unitcodex+ K
2* Q
unitcurrent,
Wherein, K
1and K
2for coefficient factor, such as K
1=0.8, K
2=0.2.Q
unitfor estimating unit kilometer consumption of current, Q
unitcurrentfor current one kilometer consumption of current, Q
unitcodexfor history unit kilometer consumption of current.
Finally, current continual mileage value S can be gone out according to following formulae discovery
remain.
Formula 5:S
remain=Q
current/ Q
unit,
Wherein, S
remainfor current continual mileage value, Q
currentfor current available power, Q
unitfor estimating unit kilometer consumption of current.
In addition, available power Q when entire car controller VCU is electric under also can obtaining present battery
last, and the accumulative travelled distance M under electronlmobil during electricity
last.Then, can according to following formulae discovery go out lower electricity time history add up consumption of current Q
codex'.
Formula 6:Q
codex'=Q
codex+ (Q
first-Q
current),
Wherein, Q
codex' for lower electricity time history add up consumption of current, Q
codexfor history adds up consumption of current, Q
firstfor the initial available power of present battery, Q
currentfor current available power.History corresponding to present battery coded message when going out lower electricity according to following formulae discovery again adds up travelled distance S
codex',
Formula 7:S
codex'=S
codex+ (M
last-M
first),
Wherein, S
codex' add up travelled distance, S for history corresponding to present battery coded message during lower electricity
codexfor history adds up travelled distance, M
lastfor the accumulative travelled distance under electronlmobil during electricity, M
firstfor accumulative travelled distance when electronlmobil initially powers on.
After this, history during lower electricity can be added up consumption of current Q
codex' and lower electricity time history corresponding to present battery coded message add up travelled distance S
codex' upload onto the server.
In addition, entire car controller VCU also can lower electricity by present battery coded message and correspondence thereof time continual mileage value be saved to EEPROM (Electrically Erasable Programmable Read Only Memo) EEPROM.
The electronlmobil continual mileage estimating device of the embodiment of the present invention, the performance of different battery is distinguished by battery coded message, and from server, obtain the historical information of the battery of different battery coded message, the continual mileage value of electronlmobil is calculated according to the historical information obtained, effectively can estimate the Energy in use of electronlmobil, simultaneously without the need to pilot model and Full Vehicle Dynamics model accurately, be easy to realize, and result of calculation is more reliable, accuracy is high.
For achieving the above object, the present invention also proposes a kind of electronlmobil, comprises the electronlmobil continual mileage estimating device of an embodiment.
The electronlmobil of the embodiment of the present invention, the performance of different battery is distinguished by battery coded message, and from server, obtain the historical information of the battery of different battery coded message, the continual mileage value of electronlmobil is calculated according to the historical information obtained, effectively can estimate the Energy in use of electronlmobil, simultaneously without the need to pilot model and Full Vehicle Dynamics model accurately, be easy to realize, and result of calculation is more reliable, accuracy is high.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " cw ", " conter clockwise ", " axis ", " radial direction ", orientation or the position relationship of the instruction such as " circumference " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise at least one this feature.In describing the invention, the implication of " multiple " is at least two, such as two, three etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements, unless otherwise clear and definite restriction.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary indirect contact.And, fisrt feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " can be fisrt feature immediately below second feature or tiltedly below, or only represent that fisrt feature level height is less than second feature.
In the description of this specification sheets, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in one or more embodiment in office or example in an appropriate manner.In addition, when not conflicting, the feature of the different embodiment described in this specification sheets or example and different embodiment or example can carry out combining and combining by those skilled in the art.
Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, revises, replace and modification.
Claims (13)
1. an electronlmobil continual mileage evaluation method, is characterized in that, comprises the following steps:
Receive the present battery coded message that battery management system BMS sends;
The battery coded message of preserving in described present battery coded message and EEPROM (Electrically Erasable Programmable Read Only Memo) EEPROM is compared;
If described present battery coded message and described battery coded message inconsistent, then by data collection station RMS, described present battery coded message is sent to server, and receives history corresponding to described present battery coded message that described server returns by described data collection station RMS and add up travelled distance and history adds up consumption of current;
Obtain the initial available power of present battery that battery management system BMS sends;
According to the initial available power of described present battery, described history adds up travelled distance and described history adds up the described initial continual mileage value of consumption of current calculating.
2. the method for claim 1, is characterized in that, also comprises:
If described present battery coded message is consistent with described battery coded message, then using the continual mileage value of preserving in described EEPROM (Electrically Erasable Programmable Read Only Memo) EEPROM as initial continual mileage value.
3. the method for claim 1, is characterized in that, also comprises:
Obtain the current available power that battery management system BMS sends;
Accumulative travelled distance when obtaining initially the powering on of the described electronlmobil that instrument controller ICM sends and current accumulative travelled distance;
Add up travelled distance according to described history, described history add up consumption of current, initially the powering on of the initial available power of described present battery, described current available power, described electronlmobil time accumulative travelled distance and described current accumulative travelled distance calculate current continual mileage value.
4. method as claimed in claim 3, it is characterized in that, describedly add up travelled distance according to described history, described history add up consumption of current, initially the powering on of the initial available power of described present battery, described current available power, described electronlmobil time accumulative travelled distance and described current accumulative travelled distance calculate current continual mileage value, specifically comprise:
Add up travelled distance and described history according to described history to add up consumption of current and calculate history unit kilometer consumption of current;
Current one kilometer consumption of current is calculated according to accumulative travelled distance when the initial available power of described present battery, described current available power, initially the powering on of described electronlmobil and described current accumulative travelled distance;
Calculate according to described history unit kilometer consumption of current and described current one kilometer consumption of current and estimate unit kilometer consumption of current;
Unit kilometer consumption of current is estimated and described current available power calculates described current continual mileage value according to described.
5. method as claimed in claim 3, is characterized in that, also comprise:
Accumulative travelled distance under available power when obtaining electricity under described present battery and described electronlmobil during electricity;
According under the initial available power of described present battery, described present battery electricity time available power and described history add up consumption of current calculate lower electricity time history add up consumption of current;
Travelled distance is added up according to the history that the accumulative travelled distance under accumulative travelled distance during initially the powering on of described electronlmobil, described electronlmobil during electricity and history corresponding to described present battery coded message add up present battery coded message when travelled distance calculates lower electricity corresponding;
History corresponding to present battery coded message when history during described lower electricity being added up consumption of current and described lower electricity adds up travelled distance and is uploaded to described server.
6. method as claimed in claim 5, is characterized in that, also comprise:
Continual mileage value during lower electricity by described present battery coded message and correspondence thereof is saved to described EEPROM (Electrically Erasable Programmable Read Only Memo) EEPROM.
7. an electronlmobil continual mileage estimating device, is characterized in that, comprising: entire car controller VCU, battery management system BMS, EEPROM (Electrically Erasable Programmable Read Only Memo) EEPROM and data collection station RMS, wherein,
Described entire car controller VCU respectively with described battery management system BMS, described EEPROM (Electrically Erasable Programmable Read Only Memo) EEPROM and described data collection station RMS is connected, the present battery coded message that described entire car controller VCU sends for receiving described battery management system BMS, and the battery coded message of preserving in described present battery coded message and described EEPROM (Electrically Erasable Programmable Read Only Memo) EEPROM is compared, if described present battery coded message and described battery coded message inconsistent, then by described data collection station RMS, described present battery coded message is sent to server, and receive history corresponding to described present battery coded message that described server returns by described data collection station RMS and add up travelled distance and history adds up consumption of current, and obtain the initial available power of present battery of battery management system BMS transmission, and according to the initial available power of described present battery, described history adds up travelled distance and described history adds up the described initial continual mileage value of consumption of current calculating,
Described battery management system BMS is connected with described data collection station RMS, for sending described present battery coded message and the initial available power of described present battery to described entire car controller VCU, and send described present battery coded message to described data collection station RMS;
Described data collection station RMS is used for described present battery coded message to be sent to described server, and receive history corresponding to described present battery coded message that described server returns and add up travelled distance and history adds up consumption of current, and history corresponding for described present battery coded message is added up travelled distance and history and add up consumption of current and be forwarded to described entire car controller VCU;
Described EEPROM (Electrically Erasable Programmable Read Only Memo) EEPROM is used for providing described battery coded message to described entire car controller VCU.
8. device as claimed in claim 7, is characterized in that, described entire car controller VCU, specifically for:
When described present battery coded message is consistent with described battery coded message, using the continual mileage value of preserving in described EEPROM (Electrically Erasable Programmable Read Only Memo) EEPROM as initial continual mileage value.
9. device as claimed in claim 7, it is characterized in that, described device also comprises instrument controller ICM, described entire car controller VCU also for:
Obtain the current available power that battery management system BMS sends;
Accumulative travelled distance when obtaining initially the powering on of the described electronlmobil that instrument controller ICM sends and current accumulative travelled distance;
Add up travelled distance according to described history, described history add up consumption of current, initially the powering on of the initial available power of described present battery, described current available power, described electronlmobil time accumulative travelled distance and described current accumulative travelled distance calculate current continual mileage value.
10. device as claimed in claim 9, is characterized in that, described entire car controller VCU, also for:
Add up travelled distance and described history according to described history to add up consumption of current and calculate history unit kilometer consumption of current;
Current one kilometer consumption of current is calculated according to accumulative travelled distance when the initial available power of described present battery, described current available power, initially the powering on of described electronlmobil and described current accumulative travelled distance;
Calculate according to described history unit kilometer consumption of current and described current one kilometer consumption of current and estimate unit kilometer consumption of current;
Unit kilometer consumption of current is estimated and described current available power calculates described current continual mileage value according to described.
11. devices as claimed in claim 9, is characterized in that, described entire car controller VCU, also for:
Accumulative travelled distance under available power when obtaining electricity under described present battery and described electronlmobil during electricity;
According under the initial available power of described present battery, described present battery electricity time available power and described history add up consumption of current calculate lower electricity time history add up consumption of current;
Travelled distance is added up according to the history that the accumulative travelled distance under accumulative travelled distance during initially the powering on of described electronlmobil, described electronlmobil during electricity and history corresponding to described present battery coded message add up present battery coded message when travelled distance calculates lower electricity corresponding;
History corresponding to present battery coded message when history during described lower electricity being added up consumption of current and described lower electricity adds up travelled distance and is uploaded to described server.
12. devices as claimed in claim 11, is characterized in that, described entire car controller VCU, also for:
Continual mileage value during lower electricity by described present battery coded message and correspondence thereof is saved to described EEPROM (Electrically Erasable Programmable Read Only Memo) EEPROM.
13. 1 kinds of electronlmobils, is characterized in that, comprise the electronlmobil continual mileage estimating device as described in any one of claim 7-12.
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