CN107843857A - A kind of measuring method of the automobile storage battery dump energy usage time based on OBD equipment - Google Patents
A kind of measuring method of the automobile storage battery dump energy usage time based on OBD equipment Download PDFInfo
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- CN107843857A CN107843857A CN201711389909.0A CN201711389909A CN107843857A CN 107843857 A CN107843857 A CN 107843857A CN 201711389909 A CN201711389909 A CN 201711389909A CN 107843857 A CN107843857 A CN 107843857A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/367—Software therefor, e.g. for battery testing using modelling or look-up tables
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Abstract
Method provided by the invention reads the voltage of battery based on OBD device periodically, and the measuring and calculating of dump energy usage time is carried out according to the voltage data of reading, and the results of measuring of correlation then is notified into car owner by cloud server, mobile phone terminal APP；Measuring and calculating process is that dynamic repeats above.Method provided by the invention realizes the remaining storage period that Dynamic calculation automobile storage battery dump energy can support igniting to start, car owner user is planned or is changed in advance according to the dynamic usage time and use garage's journey, or necessary maintenance is carried out to vehicle, avoid urgent need car and the situation of car can not be used to occur.
Description
Technical field
The present invention relates to automobile OBD technical fields, are remained more particularly, to a kind of automobile storage battery based on OBD equipment
The measuring method of remaining electricity usage time.
Background technology
With the development of science and technology, the smart machine carried on automobile is more and more, and the capacity of automobile storage battery is limited
, increasing vehicle electronic device when automobile is out of service (such as：Vehicle safety burglary-resisting system, Intelligent key are supervised in real time
Examining system, remote control service system, vehicle intelligent entertainment systems etc.) need in running background, although every electronic system is all
Enter low-power consumption mode, but increasing and stop for a long time with device systems, accumulator electric-quantity, which exhausts, to be kept away
Exempt from.Start automobile when car owner wants not lighted a fire with Che Shicai discovery exhaustion of the accumulators, have a strong impact on the planned routes of car owner.Mesh
Before, in the market has the voltage that some products can regularly detect automobile storage battery, and is reported and submitted by APP to car owner, allows car owner's energy
The voltage for enough knowing current battery is how many.But this product can not allow car owner precognition there remains how long automobile just meeting
Can not be lighted a fire startup, and car owner can not make preparation or change stroke in advance.Also some products, which provide, works as accumulator electric-quantity not
Enough and low battery alarm when starting that can not support to light a fire, this mode, which can not similarly solve car owner, to be needed to know that battery remains
Remaining electricity usage time is so as to the demand prepared in advance.
The content of the invention
The present invention can not carry out calculating the skill of prediction for solution prior art to automobile storage battery dump energy usage time
A kind of art defect, there is provided measuring method of the automobile storage battery dump energy usage time based on OBD equipment.
To achieve the above object, the technical scheme taken of the present invention is：
A kind of measuring method of the automobile storage battery dump energy usage time based on OBD equipment, comprises the following steps：
S1. when judging that automobile is in dead ship condition, the heartbeat voltage of battery is read to OBD device periodically；
S2.OBD equipment judges whether the heartbeat voltage of battery is less than first threshold, if then performing step S3, otherwise
Perform step S1；
S3. voltage rate of descent is calculated：
Wherein xn、ynRepresent that OBD equipment n-th reads electric power storage after the heartbeat voltage of battery is less than first threshold respectively
The magnitude of voltage that the time of pond heartbeat voltage and reading obtain, wherein xn-1、yn-1Represent respectively when the heartbeat voltage of battery is less than
The magnitude of voltage that OBD equipment (n-1) the secondary time for reading battery heartbeat voltage and reading obtain after first threshold；
S4. the voltage rate of descent K that formula (1) is calculated is judgednWhether it is 0, if then using formula (2) to voltage rate of descent
KnRe-start calculating：
x0、y0Represent to read electric power storage when OBD the 1st heartbeat voltages for reading battery of equipment are less than first threshold respectively
The magnitude of voltage that the time of pond heartbeat voltage and reading obtain；
Then the voltage rate of descent K obtained using formula (2)nPerform step S5；Otherwise the electricity being calculated using formula (1)
Drops rate KnPerform step S5；
S5. calculate automobile can not light a fire startup at the time of：
Wherein G is that the automobile of setting can not light a fire the battery tension threshold value of startup；
S6. the usage time of automobile storage battery dump energy is calculated：T=xEnd-xn。
Preferably, it is described usage time T is calculated after, usage time T is uploaded to cloud server, and pass through mobile phone
Terminal APP is shown usage time T, notifies car owner.
Preferably, after usage time T being notified into car owner, step S1 is repeated.
Preferably, the first threshold is 12V, and the G is 11V.
Preferably, after usage time T is calculated, judge whether usage time T is less than 3 hours, if then passing through mobile phone
Terminal APP alerts to car owner.
Compared with prior art, the advantages of the present invention are：
Method provided by the invention reads the voltage of battery based on OBD device periodically, and according to the voltage of reading
Data carry out the measuring and calculating of dump energy usage time, and the results of measuring of correlation then is passed through into cloud server, mobile phone terminal APP
Notify car owner；Measuring and calculating process is that dynamic repeats above.Method provided by the invention realizes Dynamic calculation automobile storage battery
Dump energy can support the remaining storage period that igniting starts, and car owner user is advised in advance according to the dynamic usage time
Either change is drawn with garage's journey or necessary maintenance is carried out to vehicle, urgent need car is avoided and can not be gone out with the situation of car
It is existing.
Brief description of the drawings
Fig. 1 is the schematic flow sheet of method.
Fig. 2 is the schematic diagram of the battery heartbeat voltage periodically read.
Embodiment
To be easy to understand the technical means, the inventive features, the objects and the advantages of the present invention, with reference to
The drawings and specific embodiments, are expanded on further how the present invention is implemented.
As shown in figure 1, usage time measuring method provided by the invention includes following steps：
Step 1: when judging that automobile is in dead ship condition, the heartbeat voltage of battery is read to OBD device periodically；
Periodically read heartbeat voltage schematic diagram as shown in Fig. 2, the time interval read every time be 2.5 hours.
Step 2: OBD equipment judges whether the heartbeat voltage of battery is less than 12V, if then performing step 3, otherwise hold
Row step 1；
Step 3: calculate voltage rate of descent：
Wherein xn、ynRepresent that OBD equipment n-th reads battery heartbeat after the heartbeat voltage of battery is less than 12V respectively
The magnitude of voltage that the time of voltage and reading obtain, wherein xn-11、yn-1Represent respectively after the heartbeat voltage of battery is less than 12V
The magnitude of voltage that OBD equipment (n-1) the secondary time for reading battery heartbeat voltage and reading obtain；
Step 4: judge the voltage rate of descent K that formula (1) is calculatednWhether it is 0, if then using formula (2) under voltage
Drop rate KnRe-start calculating：
x0、y0Represent to read electric power storage when OBD the 1st heartbeat voltages for reading battery of equipment are less than first threshold respectively
The magnitude of voltage that the time of pond heartbeat voltage and reading obtain；
Then the voltage rate of descent K obtained using formula (2)nPerform step 5；Otherwise the electricity being calculated using formula (1)
Drops rate KnPerform step 5；
Step 5: calculating automobile can not light a fire at the time of startup：
Wherein G is that the automobile of setting can not light a fire the battery tension threshold value of startup, in the present embodiment, G 11V；
Step 6: calculate the usage time of automobile storage battery dump energy：T=xEnd-xn；
Step 7: after usage time T is calculated, usage time T is uploaded to cloud server, and pass through mobile phone terminal
APP is shown usage time T, notifies car owner；Judge whether usage time T is less than 3 hours simultaneously, if then passing through mobile phone
Terminal APP alerts to car owner.
Step 8: repeat step 1.
Finally illustrate, the foregoing is only embodiments of the invention, be not intended to limit the scope of the invention, it is every
The equivalent structure or equivalent flow conversion made using description of the invention and accompanying drawing content, or directly or indirectly it is used in other
Related technical field, is included within the scope of the present invention.
Claims (5)
- A kind of 1. measuring method of the automobile storage battery dump energy usage time based on OBD equipment, it is characterised in that：Including with Lower step：S1. when judging that automobile is in dead ship condition, the heartbeat voltage of battery is read to OBD device periodically；S2.OBD equipment judges whether the heartbeat voltage of battery is less than first threshold, if then performing step S3, otherwise performs Step S1；S3. voltage rate of descent is calculated：Wherein xn、ynRepresent that OBD equipment n-th reads the battery heart after heartbeat voltage of battery is less than first threshold respectively The magnitude of voltage that the time of jump voltage and reading obtain, wherein xn-1、yn-1Represent respectively when the heartbeat voltage of battery is less than first The magnitude of voltage that OBD equipment (n-1) the secondary time for reading battery heartbeat voltage and reading obtain after threshold value；S4. the voltage rate of descent K that formula (1) is calculated is judgednWhether it is 0, if then using formula (2) to voltage rate of descent KnWeight Newly calculated：<mrow> <msub> <mi>K</mi> <mi>n</mi> </msub> <mo>=</mo> <mfrac> <mrow> <msub> <mi>y</mi> <mi>n</mi> </msub> <mo>-</mo> <msub> <mi>y</mi> <mn>0</mn> </msub> </mrow> <mrow> <msub> <mi>x</mi> <mi>n</mi> </msub> <mo>-</mo> <msub> <mi>x</mi> <mn>0</mn> </msub> </mrow> </mfrac> <mo>-</mo> <mo>-</mo> <mo>-</mo> <mrow> <mo>(</mo> <mn>2</mn> <mo>)</mo> </mrow> </mrow>x0、y0Represent to read the battery heart when OBD the 1st heartbeat voltages for reading battery of equipment are less than first threshold respectively The magnitude of voltage that the time of jump voltage and reading obtain；Then the voltage rate of descent K obtained using formula (2)nPerform step S5；；Otherwise utilize under the voltage that formula (1) is calculated Drop rate KnPerform step S5；S5. calculate automobile can not light a fire startup at the time of：Wherein G is that the automobile of setting can not light a fire the battery tension threshold value of startup；S6. the usage time of automobile storage battery dump energy is calculated：T=xEnd-xn。
- 2. the measuring method of the automobile storage battery dump energy usage time according to claim 1 based on OBD equipment, its It is characterised by：It is described usage time T is calculated after, usage time T is uploaded to cloud server, and pass through mobile phone terminal APP is shown usage time T, notifies car owner.
- 3. the measuring method of the automobile storage battery dump energy usage time according to claim 2 based on OBD equipment, its It is characterised by：After usage time T is notified into car owner, step S1 is repeated.
- 4. the measuring method of the automobile storage battery dump energy usage time according to claim 1 based on OBD equipment, its It is characterised by：The first threshold is 12V, and the G is 11V.
- 5. the measuring method of the automobile storage battery dump energy usage time according to claim 2 based on OBD equipment, its It is characterised by：After usage time T is calculated, judge whether usage time T is less than 3 hours, if then passing through mobile phone terminal APP Alerted to car owner.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711389909.0A CN107843857A (en) | 2017-12-18 | 2017-12-18 | A kind of measuring method of the automobile storage battery dump energy usage time based on OBD equipment |
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| CN201711389909.0A CN107843857A (en) | 2017-12-18 | 2017-12-18 | A kind of measuring method of the automobile storage battery dump energy usage time based on OBD equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109448157A (en) * | 2018-10-31 | 2019-03-08 | 北京摩拜科技有限公司 | Electric vehicle failure determination method, system, server and storage medium |
| CN111369706A (en) * | 2020-03-05 | 2020-07-03 | 东风小康汽车有限公司重庆分公司 | Method and system for warning long-term immobility of vehicle |
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| CN109448157A (en) * | 2018-10-31 | 2019-03-08 | 北京摩拜科技有限公司 | Electric vehicle failure determination method, system, server and storage medium |
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| CN111369706A (en) * | 2020-03-05 | 2020-07-03 | 东风小康汽车有限公司重庆分公司 | Method and system for warning long-term immobility of vehicle |
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Application publication date: 20180327 |
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