CN110266070A - Low-power consumption battery management system, method and railway freight-car - Google Patents
Low-power consumption battery management system, method and railway freight-car Download PDFInfo
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- 238000000034 method Methods 0.000 title claims abstract description 27
- 230000033001 locomotion Effects 0.000 claims abstract description 37
- 230000005611 electricity Effects 0.000 claims abstract description 28
- 238000001514 detection method Methods 0.000 claims abstract description 11
- 238000007726 management method Methods 0.000 claims description 29
- 230000001133 acceleration Effects 0.000 claims description 27
- 239000003990 capacitor Substances 0.000 claims description 10
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 229910052744 lithium Inorganic materials 0.000 description 12
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 8
- 238000004891 communication Methods 0.000 description 8
- 230000003068 static effect Effects 0.000 description 8
- 239000005955 Ferric phosphate Substances 0.000 description 6
- 229940032958 ferric phosphate Drugs 0.000 description 6
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 description 6
- 229910000399 iron(III) phosphate Inorganic materials 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910052493 LiFePO4 Inorganic materials 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 230000005059 dormancy Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 238000004540 process dynamic Methods 0.000 description 2
- 230000002618 waking effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
-
- H02J7/0022—
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/345—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering using capacitors as storage or buffering devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
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Abstract
The invention discloses a kind of low-power consumption battery management system, method and railway freight-cars, wherein low-power consumption battery management system includes: state detection module, for detecting the motion state of railway freight-car；Working mode set module sets the operating mode of power consumption load running on railway freight-car according to the motion state of railway freight-car: when railway freight-car is motion state, being set as work energy-saving mode；When railway freight-car is stationary state, it is set as suspend mode energy-saving mode；In work energy-saving mode, the gap periods of power consumption load running are less than the gap periods in suspend mode energy-saving mode.The problem of system, which overcomes, does not in the prior art manage the electricity consumption of the power consumption of equipment and battery effectively, and the consumption of the battery capacity made is too fast, and the working time of equipment is caused to shorten, affected indirectly the normal work of railway freight-car.
Description
Technical field
The present invention relates to railway freight-car fields, and in particular, to a kind of low-power consumption battery management system, method and railway
Lorry.
Background technique
Cargo transport is the important component of railway transportation, and the vehicle that carrying cargo is used on railway is referred to as railway
Lorry.By its purposes difference, general purpose freight car and unitrain can be divided into.Main Types have box car, open-top car, tank car, flat car etc..
The year cargo traffic volume of Chinese Railway ranks first in the world, up to 3,000,000,000 tons.Coal, cereal, liquid, domestic animal, weapon bullet can be transported
Medicine, cement, various large cargos, various goods and materials etc..As it can be seen that cargo transport is very important a part in railway transportation.
Since railway freight-car belongs to passive large-scale vehicle equipment, and the mountable space of car body is limited, running environment is extreme,
General setting battery module is to meet the transmission of lorry internet of things equipment information, positioning use.But in the prior art to equipment
The electricity consumption of power consumption and battery is not managed effectively, and the consumption of the battery capacity made is too fast, causes the working time of equipment
Shorten, has affected indirectly the normal work of railway freight-car.
Therefore it provides a kind of in use reasonably manage the electricity consumption of the power consumption of equipment and battery, thus
Achieve the purpose that low-power consumption, so that battery capacity uses time longer low-power consumption battery management system, method and railway
The problem of lorry is urgent need to resolve of the present invention.
Summary of the invention
In view of the above technical problems, the purpose of the present invention is overcome the electricity consumption to the power consumption of equipment and battery in the prior art
It is not managed effectively, the consumption of the battery capacity made is too fast, causes the working time of equipment to shorten, affects indirectly
The problem of normal work of railway freight-car, to provide a kind of electricity consumption progress to the power consumption of equipment and battery in use
It reasonably manages, to achieve the purpose that low-power consumption, so that battery capacity uses time longer low-power consumption battery management system
System, method and railway freight-car.
To achieve the goals above, the present invention provides a kind of low-power consumption battery management system, the low-power consumption cell tubes
Reason system includes:
State detection module, for detecting the motion state of railway freight-car；
Working mode set module sets power consumption load running on railway freight-car according to the motion state of the railway freight-car
Operating mode:
When the railway freight-car is motion state, it is set as work energy-saving mode；
When the railway freight-car is stationary state, it is set as suspend mode energy-saving mode；Wherein,
In the work energy-saving mode, the gap periods of the power consumption load running are less than in the suspend mode energy-saving mode
In gap periods.
Preferably, the state detection module includes: acceleration transducer.
Preferably, it is in the suspend mode energy-saving mode that the power consumption, which is supported on the gap periods in the work energy-saving mode,
In gap periods 1/10-1/12.
Preferably, the system also includes:
Level-one battery module is preferentially powered power consumption load；
Secondary battery module supplies the power consumption load in the case where level-one battery module not enough power supply
Electricity；
Three-level battery module, under the level-one battery module and all insufficient situation of secondary battery module electricity,
Power consumption load is powered.
Preferably, the level-one battery module is super capacitor；
The secondary battery module is rechargeable battery；
The three-level battery module is non-rechargeable battery.
Preferably, the low-power consumption battery management system further include: charging module, for the level-one battery module into
Row charging and the secondary battery module charge.
Preferably, the part electric energy in the charging module is the vibration by will generate in the railway freight-car operational process
Dynamic kinetic energy conversion gained.
The present invention also provides a kind of low-power consumption battery management methods, which comprises
The motion state of the railway freight-car is detected；
The operating mode of power consumption load running on railway freight-car is set according to the motion state of the railway freight-car:
When the railway freight-car is motion state, it is set as work energy-saving mode；
When the railway freight-car is stationary state, it is set as suspend mode energy-saving mode；Wherein,
In the work energy-saving mode, the gap periods of the power consumption load running are less than in the suspend mode energy-saving mode
In gap periods.
Preferably, the motion state to the railway freight-car, which carries out detection, is executed by acceleration transducer.
Preferably, it is in the suspend mode energy-saving mode that the power consumption, which is supported on the gap periods in the work energy-saving mode,
In gap periods 1/10-1/12.
Preferably, the method also includes:
Preferentially power consumption load is powered using the level-one battery module；
In the case where the level-one battery module not enough power supply, the power consumption is loaded using the secondary battery module
It is powered；
Under the level-one battery module and all insufficient situation of secondary battery module electricity, the three-level electricity is utilized
Pond module is powered power consumption load.
Preferably, the level-one battery module uses super capacitor；
The secondary battery module uses rechargeable battery；
The three-level battery module uses non-rechargeable battery.
Preferably, using the charging module to the level-one battery module carry out charging and the secondary battery module into
Row charging.
Preferably, the part electric energy in the charging module is the vibration by will generate in the railway freight-car operational process
Dynamic kinetic energy conversion gained.
The present invention also provides a kind of railway freight-car, the railway freight-car includes the low-power consumption battery management system.
According to the above technical scheme, low-power consumption battery management system, method and railway freight-car provided by the invention are using
When have the beneficial effect that overcome the electricity consumption of the power consumption of equipment and battery do not managed effectively in the prior art, make
The consumption of battery capacity is too fast, causes the working time of equipment to shorten, has affected indirectly asking for the normal work of railway freight-car
Topic, can effectively extend the use time of battery capacity, extend the use time of positioning device on railway freight-car indirectly.
Other features and advantages of the present invention will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
The drawings are intended to provide a further understanding of the invention, and constitutes part of specification, with following tool
Body embodiment is used to explain the present invention together, but is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the structural representation of the low-power consumption battery management system provided in a kind of preferred embodiment of the invention
Figure；
Fig. 2 is to load in the low-power consumption battery management system provided in a kind of preferred embodiment of the invention to power consumption
Power supply schematic diagram；
Fig. 3 is the flow diagram of the low-power consumption battery management method provided in a kind of preferred embodiment of the invention；
Fig. 4 is the flow diagram of the battery powered management method provided in a kind of preferred embodiment of the invention；
Fig. 5 is that the low-power consumption battery management system provided in a kind of preferred embodiment of the invention is used in railway goods
The flow chart that positioning device and battery are managed on vehicle.
Specific embodiment
Below in conjunction with attached drawing, detailed description of the preferred embodiments.It should be understood that this place is retouched
The specific embodiment stated is merely to illustrate and explain the present invention, and is not intended to restrict the invention.
Firstly, be set forth for the low-power consumption battery management system, as shown in Figure 1, the present invention provides
A kind of low-power consumption battery management system, which is characterized in that the low-power consumption battery management system includes:
State detection module, for detecting the motion state of railway freight-car；
Working mode set module sets power consumption load running on railway freight-car according to the motion state of the railway freight-car
Operating mode:
When the railway freight-car is motion state, it is set as work energy-saving mode；
When the railway freight-car is stationary state, it is set as suspend mode energy-saving mode；Wherein,
In the work energy-saving mode, the gap periods of the power consumption load running are less than in the suspend mode energy-saving mode
In gap periods；
After setting with completing operating mode, it is necessary to be powered operation to power consumption load using battery.
In the above scheme, its power consumption mode, positioning device and acceleration are adjusted according to the motion state of railway freight-car
Sensor etc. is exactly to belong to a kind of power consumption load, all uses positioning device and acceleration sensing to the explanation of power consumption load below
Device is illustrated.
Under static state, positioning device does not have to continually to carry out it position acquisition (or even can for apparent railway freight-car
Not have to carry out position acquisition to it), if the operating mode still as under motion state, the electricity of battery is just wasted
, system of the invention is by reducing the equipment power dissipation of railway freight-car under static state, thus by the power savings of this part
Get off, then uses the time battery can be improved；
Wherein, for the gap periods of positioning device operation, either motion state or stationary state, power consumption are negative
The time zero of the gap periods of load is equipment when time wakeup time starts, and terminal time when waking up next time to stopping, here
Wake-up it is also understood that detected again to the state of railway freight-car, such as: when the state for detecting railway freight-car is
When static, power consumption can be loaded into suspend mode one end time (such as 2 hours), after dormancy time reaches, to railroad conditions secondary
It is obtained；When detecting the state of railway freight-car to move, then start positioning device, obtains the position letter of railway freight-car
Breath, then more new location information, completes after updating, can turn off power consumption load rest a period of time (such as 15 minutes), rest
After time reaches, railroad conditions are obtained secondary.It is recycled down with this.
In a preferred embodiment of the invention, the state detection module includes: acceleration transducer.Right
When the state of railway freight-car is detected, what is utilized is exactly this acceleration transducer, first in our existing railway freight-cars
Lane database (perhaps experiment obtain lane database) analysis or the acceleration information under railway different conditions, then
The relationship of acceleration Yu railway freight-car state is obtained, in this way in later use process, so that it may pass through the acceleration of acquisition
Data are directly inferred to the motion state of lorry；Herein it should be noted that due to there is vibration in railway freight-car operation, with
And the factor of other lorries interference, if operating speed sensor detects its operating status, accuracy is poor.And it uses and accelerates
The reason of spending sensor is exactly that the accuracy of its detection is good；And railway or in normal driving process generally there is no
Absolute at the uniform velocity state, thus influence probability of the such case to acceleration transducer almost without.
In a preferred embodiment of the invention, the power consumption is supported on the interval in the work energy-saving mode
Period is the 1/10-1/12 of the gap periods in the suspend mode energy-saving mode.
In the above scheme, present specification defines under two kinds of operating modes, between the gap periods of power consumption load
Relationship, this relationship are also a kind of preferred scheme, are not necessary condition.
For example: when lorry is kept in motion, the gap periods of positioning and communication be may be set to 15 minutes, this
When lorry use work energy-saving mode；When lorry remains static, the gap periods of can be delayed its positioning and communication are to 2 small
When；Lorry uses suspend mode energy-saving mode at this time, to further decrease the battery consumption of positioning device.Power pack will also use
Super capacitor, impact of the higher peak value battery to battery when reducing GPRS (or 3G/4G) communication, improves battery life and has
Capacity, the storage energy in car-mounted terminal suspend mode are imitated, when work releases energy.
As shown in Fig. 2, in a preferred embodiment of the invention, the system also includes:
Level-one battery module is preferentially powered power consumption load；
Secondary battery module supplies the power consumption load in the case where level-one battery module not enough power supply
Electricity；
Three-level battery module, under the level-one battery module and all insufficient situation of secondary battery module electricity,
Power consumption load is powered；Wherein,
The level-one battery module is super capacitor；
The secondary battery module is rechargeable battery；
The three-level battery module is non-rechargeable battery.
Battery portion is the key that this project is realized in the present invention, in the above scheme, is melted in this project using more batteries
Conjunction scheme:
Preferably, become system power supply using lithium Asia battery, ferric phosphate lithium cell, super capacitor three parts group.Utilize lithium
The energy high density of sub- battery, the advantage for being suitble to high/low temperature, self discharge coefficient small for system power supply, while utilizing ferric phosphate
The Rechargeability of lithium battery charges under vibrating power-generation mode, i.e., using kinetic energy hair point and to LiFePO4 under motion state
Battery charging, to guarantee battery capacity.In terms of electricity consumption, normal condition uses electric quantity of lithium iron phosphate battery, due to truck vehicle
It can not move always, so being powered using lithium Asia battery, in the case where ferric phosphate lithium cell is out of power to extend the system longevity
Life.
In the above scheme, the present invention is reasonably provided with multiple battery integration programs, the characteristics of also according to each battery
Corresponding battery logic has been formulated, has rationally utilized with not only increasing electricity, extends the use of time of electricity, but also
There is certain help to the service life for extending battery.
In a preferred embodiment of the invention, the low-power consumption battery management system further include: charging module,
It charges for carrying out charging and the secondary battery module to the level-one battery module.
In the above scheme, the present invention using charging module to the level-one battery module and the secondary battery module into
Capable charging, to further increase the use time of electricity.
And the electricity of the charging module can be transformed by other energy, can be only achieved veritably energy saving mesh in this way
Mark, in a preferred embodiment of the invention, the part electric energy in the charging module are by by the railway goods
The vibration kinetic energy conversion gained generated in vehicle operational process.
In the above scheme, the present invention efficiently utilizes the vibration kinetic energy generated when railway freight-car operation, by this portion
Point energy efficient uses, and is converted to electric energy and carries out using can be further improved power consumption on railway freight-car and load
Working time.
Secondly, be set forth for the low-power consumption battery management method, as shown in figure 3, the present invention also provides
A kind of low-power consumption battery management method, which is characterized in that the described method includes:
The motion state of the railway freight-car is detected；
The operating mode of power consumption load running on railway freight-car is set according to the motion state of the railway freight-car:
When the railway freight-car is motion state, it is set as work energy-saving mode；
When the railway freight-car is stationary state, it is set as suspend mode energy-saving mode；Wherein,
In the work energy-saving mode, the gap periods of the power consumption load running are less than in the suspend mode energy-saving mode
In gap periods.
In the above scheme, its power consumption mode is adjusted according to the motion state of railway freight-car, positioning device is exactly to belong to
A kind of power consumption load, is below all illustrated the explanation of power consumption load using positioning device.
Under static state, positioning device does not have to continually carry out position acquisition to it apparent railway freight-car, if also
It is the operating mode as under motion state, then the electricity of battery just wastes, and system of the invention is by reducing railway goods
The equipment power dissipation of vehicle under static state uses battery then can be improved the time so that the power savings of this part be got off；
Wherein, for the gap periods of positioning device operation, either motion state or stationary state, power consumption are negative
The time zero of the gap periods of load is equipment when time wakeup time starts, and terminal time when waking up next time to stopping, here
Wake-up it is also understood that detected again to the state of railway freight-car, such as: when the state for detecting railway freight-car is
When static, power consumption can be loaded into suspend mode one end time (such as 2 hours), after dormancy time reaches, to railroad conditions secondary
It is obtained；When detecting the state of railway freight-car to move, then start positioning device, obtains the position letter of railway freight-car
Breath, then more new location information, completes after updating, can turn off power consumption load rest a period of time (such as 15 minutes), rest
After time reaches, railroad conditions are obtained secondary.It is recycled down with this.
In a preferred embodiment of the invention, the motion state to the railway freight-car, which carries out detection, is
It is executed by acceleration transducer.
In the above scheme, when the state to railway freight-car detects, what is utilized is exactly this acceleration transducer,
First in (the perhaps lane database that the experiment obtains) analysis of the lane database of our existing railway freight-cars or in railway difference
Then acceleration information under state obtains the relationship of acceleration Yu railway freight-car state, in this way in later use process,
The motion state of lorry can be directly inferred to by the acceleration information of acquisition；Herein it should be noted that due to iron
There is the factor of vibration and the interference of other lorries in the operation of afloat vehicle, if operating speed sensor runs shape to detect it
State, accuracy are poor.And it is good using the accuracy that the reason of acceleration transducer is exactly its detection；And railway or normal
Driving process in generally there is no absolute at the uniform velocity states, so influence probability of the such case to acceleration transducer is several
Do not have.
In a preferred embodiment of the invention, the power consumption is supported on the interval in the work energy-saving mode
Period is the 1/10-1/12 of the gap periods in the suspend mode energy-saving mode.
In the above scheme, present specification defines under two kinds of operating modes, between the gap periods of power consumption load
Relationship, this relationship are also a kind of preferred scheme, are not necessary condition.
For example: when lorry is kept in motion, the gap periods of positioning and communication be may be set to 15 minutes, this
When lorry use work energy-saving mode；When lorry remains static, the gap periods of can be delayed its positioning and communication are to 2 small
When, lorry uses suspend mode energy-saving mode at this time, to further decrease the battery consumption of positioning device.Power pack will also use
Super capacitor, impact of the higher peak value battery to battery when reducing GPRS (or 3G/4G) communication, improves battery life and has
Capacity, the storage energy in car-mounted terminal suspend mode are imitated, when work releases energy.
As shown in figure 4, in a preferred embodiment of the invention, precisely for battery powered management
Method includes:
Preferentially power consumption load is powered using the level-one battery module；
In the case where the level-one battery module not enough power supply, the power consumption is loaded using the secondary battery module
It is powered；
Under the level-one battery module and all insufficient situation of secondary battery module electricity, the three-level electricity is utilized
Pond module is powered power consumption load；Wherein,
The level-one battery module uses super capacitor；
The secondary battery module uses rechargeable battery；
The three-level battery module uses non-rechargeable battery.
Battery portion is the key that this project is realized in the present invention, in the above scheme, is melted in this project using more batteries
Conjunction scheme:
Preferably, become system power supply using lithium Asia battery, ferric phosphate lithium cell, super capacitor three parts group.Utilize lithium
The energy high density of sub- battery, the advantage for being suitble to high/low temperature, self discharge coefficient small for system power supply, while utilizing ferric phosphate
The Rechargeability of lithium battery charges under vibrating power-generation mode, i.e., using kinetic energy hair point and to LiFePO4 under motion state
Battery charging, to guarantee battery capacity.In terms of electricity consumption, normal condition uses electric quantity of lithium iron phosphate battery, due to truck vehicle
It can not move always, so being powered using lithium Asia battery, in the case where ferric phosphate lithium cell is out of power to extend the system longevity
Life.
In the above scheme, the present invention is reasonably provided with multiple battery integration programs, the characteristics of also according to each battery
Corresponding battery logic has been formulated, has rationally utilized with not only increasing electricity, extends the use of time of electricity, but also
There is certain help to the service life for extending battery.
In a preferred embodiment of the invention, the level-one battery module is carried out using the charging module
Charging and the secondary battery module charge.
In the above scheme, the present invention using charging module to the level-one battery module and the secondary battery module into
Capable charging, to further increase the use time of electricity.
And the electricity of the charging module can be transformed by other energy, can be only achieved veritably energy saving mesh in this way
Mark, in a preferred embodiment of the invention, the part electric energy in the charging module are by by the railway goods
The vibration kinetic energy conversion gained generated in vehicle operational process.
In the above scheme, the present invention efficiently utilizes the vibration kinetic energy generated when railway freight-car operation, by this portion
Point energy efficient uses, and is converted to electric energy and carries out using can be further improved power consumption on railway freight-car and load
Working time.
Finally, the railway freight-car includes the low-power consumption battery management the present invention also provides a kind of railway freight-car
System.
As shown in figure 5, for by low-power consumption battery management system be used on railway freight-car to positioning device and battery into
The flow chart of row management；Wherein, the acceleration value of railway freight-car is obtained first, the gap periods of acquisition can be 5 points
Then clock judges whether railway freight-car vibrates according to the acceleration value of acquisition, vibration here has in the front-back direction, also has
Up and down direction, it can be judged by the acceleration value of acquisition, if do not vibrated, may determine that railway freight-car is quiet
Only state is at this time suspend mode energy-saving mode, and the time of suspend mode can be 2 hours, it is to be understood that being power consumption load running
Gap periods be 2 hours, after 2 hours, the moulds group such as acceleration is run again.
If there is vibration is then judged as that railway freight-car is moving, then terminal, open communication, positioning, acceleration are waken up immediately
Mould group, then common sense connection satellite, base station etc. are successfully connected until with satellite, base station, then carry out timeliness calibration, then judgement registration
Operator, for example be China Unicom, China Telecom or the base station of China Mobile, the signal mode that different operators utilizes
Difference, then using GPS switch is opened, if fail to open, satellite navigation can not be carried out by illustrating that the signal is weaker, then is switched
At the mode of base station location, the mode of normal use satellite positioning if success, regardless of which kind of positioning method all establishes link
Data information is sent, if information transmission is unsuccessful, memory block is stored in and waits for next transmission, if sent successfully, read
Setting information, update relevant information (such as location information of railway freight-car), complete brush update after, turn off communications module and
Acceleration transducer etc. carries out suspend mode, such as suspend mode 15 minutes, it is to be understood that being that the gap periods of power consumption load running are
15 minutes, after 15, acceleration transducer is actuated for running again, detect again railway or acceleration obtain its movement
State.
The above are battery management systems to load the workflow combined with power consumption.
It is described the prefered embodiments of the present invention in detail above in conjunction with attached drawing, still, the present invention is not limited to above-mentioned realities
The detail in mode is applied, within the scope of the technical concept of the present invention, a variety of letters can be carried out to technical solution of the present invention
Monotropic type, these simple variants all belong to the scope of protection of the present invention.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case where shield, can be combined in any appropriate way, in order to avoid unnecessary repetition, the present invention to it is various can
No further explanation will be given for the combination of energy.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should also be regarded as the disclosure of the present invention.
Claims (15)
1. a kind of low-power consumption battery management system, which is characterized in that the low-power consumption battery management system includes:
State detection module, for detecting the motion state of railway freight-car；
Working mode set module sets the work of power consumption load running on railway freight-car according to the motion state of the railway freight-car
Operation mode:
When the railway freight-car is motion state, it is set as work energy-saving mode；
When the railway freight-car is stationary state, it is set as suspend mode energy-saving mode；Wherein,
In the work energy-saving mode, the gap periods of the power consumption load running are less than in the suspend mode energy-saving mode
Gap periods.
2. system according to claim 1, which is characterized in that the state detection module includes: acceleration transducer.
3. system according to claim 1, which is characterized in that between the power consumption is supported in the work energy-saving mode
The phase is the 1/10-1/12 of the gap periods in the suspend mode energy-saving mode every other week.
4. system according to claim 1, which is characterized in that the system also includes:
Level-one battery module is preferentially powered power consumption load；
Secondary battery module is powered the power consumption load in the case where level-one battery module not enough power supply；
Three-level battery module, under the level-one battery module and all insufficient situation of secondary battery module electricity, to institute
Power consumption load is stated to be powered.
5. system according to claim 4, which is characterized in that
The level-one battery module is super capacitor；
The secondary battery module is rechargeable battery；
The three-level battery module is non-rechargeable battery.
6. system according to claim 1, which is characterized in that the low-power consumption battery management system further include: charging mould
Block charges for carrying out charging and the secondary battery module to the level-one battery module.
7. system according to claim 6, which is characterized in that the part electric energy in the charging module is by will be described
The vibration kinetic energy conversion gained generated in railway freight-car operational process.
8. a kind of low-power consumption battery management method, which is characterized in that the described method includes:
The motion state of the railway freight-car is detected；
The operating mode of power consumption load running on railway freight-car is set according to the motion state of the railway freight-car:
When the railway freight-car is motion state, it is set as work energy-saving mode；
When the railway freight-car is stationary state, it is set as suspend mode energy-saving mode；Wherein,
In the work energy-saving mode, the gap periods of the power consumption load running are less than in the suspend mode energy-saving mode
Gap periods.
9. the method according to claim 1, wherein the motion state to the railway freight-car detects
It is to be executed by acceleration transducer.
10. the method according to claim 1, wherein the power consumption is supported in the work energy-saving mode
Gap periods are the 1/10-1/12 of the gap periods in the suspend mode energy-saving mode.
11. the method according to claim 1, wherein the method also includes:
Preferentially power consumption load is powered using the level-one battery module；
In the case where the level-one battery module not enough power supply, the power consumption is loaded using the secondary battery module and is carried out
Power supply；
Under the level-one battery module and all insufficient situation of secondary battery module electricity, the three-level battery mould is utilized
Block is powered power consumption load.
12. according to the method for claim 11, which is characterized in that
The level-one battery module uses super capacitor；
The secondary battery module uses rechargeable battery；
The three-level battery module uses non-rechargeable battery.
13. according to the method for claim 11, which is characterized in that using the charging module to the level-one battery module
It carries out charging and the secondary battery module charges.
14. according to the method for claim 13, which is characterized in that the part electric energy in the charging module is by by institute
State the vibration kinetic energy conversion gained generated in railway freight-car operational process.
15. a kind of railway freight-car, which is characterized in that the railway freight-car includes low-power consumption cell tube described in claim 1-7
Reason system.
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| CN113985768A (en) * | 2021-10-21 | 2022-01-28 | 上海聚均科技有限公司 | Operation control method, system, data acquisition unit, device and medium |
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