CN106655230A - Intelligent battery management method and system for micro-grid - Google Patents
Intelligent battery management method and system for micro-grid Download PDFInfo
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- CN106655230A CN106655230A CN201611070489.5A CN201611070489A CN106655230A CN 106655230 A CN106655230 A CN 106655230A CN 201611070489 A CN201611070489 A CN 201611070489A CN 106655230 A CN106655230 A CN 106655230A
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- battery group
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- 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
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/28—Arrangements for balancing of the load in a network by storage of energy
- H02J3/32—Arrangements for balancing of the load in a network by storage of energy using batteries with converting means
Abstract
The invention provides an intelligent battery management method and system for a micro-grid. The method comprises the steps of monitoring whether a load change is generated on a load side or not in real time through a central management module which is arranged in the micro-grid in advance; determining a target energy storage battery pack for supplying the load side with electricity in different energy storage battery packs by the central management module when the load change is generated on the load side, and transmitting an energy storage battery pack switching instruction to a unit control module corresponding to the target energy storage battery pack; and controlling the corresponding target energy storage battery pack to supply a to-be-powered load of the load side with the electricity by the unit control module according to the received energy storage battery pack switching instruction. The system comprises the central management module, the unit control module and the load side. Intelligent management of different types of energy storage batteries in the micro-grid is achieved, the load side is dynamically and efficiently provided with the electricity, the energy quality of a micro-grid bus is effectively and reliably improved and the service life of the energy storage batteries is effectively and reliably prolonged.
Description
Technical field
The present invention relates to energy management system technical field, and in particular to a kind of battery intelligent management side for micro-capacitance sensor
Method and system.
Background technology
Micro-capacitance sensor, by some micro power distributed electricity generation system, energy-storage system and load structures, is that one kind can be carried
For the separate network of electric energy；It is micro- and the battery for constituting energy-storage system is generally embodied in micro-capacitance sensor in the form of energy-storage battery group
Electrical network both can be with public electric wire net parallel running, it is also possible to isolated operation；More prominent, micro-capacitance sensor can cover traditional electricity
Force system is difficult to the remote districts for reaching, and improves the power supply reliability and the quality of power supply of this area.And at present in general little rule
The energy-storage battery of certain capacity can be all configured in the micro-capacitance sensor of mould, is charged to battery pack using photovoltaic on daytime, will be many after being full of
Remaining electricity is sent to public network, is that microgrid load is carried using the energy inversion for storing daytime to inside microgrid when not having illumination at night
Energizing quantity so that energy-storage battery plays a part of peak load shifting in micro-capacitance sensor.Simultaneously as being managed energy to energy-storage battery
Enough utilization ratios for effectively improving intermittent energy, therefore, energy-storage battery is managed also becomes micro-capacitance sensor operational management
In an indispensable part.
With various microgrid project implementations, the species of energy-storage battery is also being continuously increased in micro-grid system, from tradition
Lead-acid battery to ferric phosphate lithium cell, flow battery, fuel cell and biomass cell etc., the often meeting in a micro-grid system
There are various energy-storage batteries, but because the terminal voltage of different type battery pack has very big difference, therefore, how to polytype
Energy-storage battery is managed, and is the problem demanding prompt solution of energy-storage system operation in micro-capacitance sensor.
At present, it is using different to the conventional method that the polytype energy-storage battery group for constituting energy-storage system is managed
Two way convertor, by the electric energy inversion of different types of energy-storage battery group to same ac bus, while for load system
One power supply, but application of this framework to different types of energy-storage battery group is excessively mechanical, and to the quality of power supply of microgrid bus
And the service life of energy-storage battery generates certain negative effect.
The content of the invention
For defect of the prior art, the present invention provides a kind of intelligent battery management method for micro-capacitance sensor and is
System, the intelligent management of the different types of energy-storage battery in realizing to micro-capacitance sensor, dynamic and efficiently load side is carried out
Power supply, efficiently and securely improves the quality of power supply of microgrid bus and the service life of energy-storage battery.
To solve above-mentioned technical problem, the present invention provides technical scheme below：
On the one hand, the invention provides a kind of intelligent battery management method for micro-capacitance sensor, methods described includes：
Whether the central management module real-time monitoring load side being preset in micro-capacitance sensor there are load variations；
The central management module is determined for institute when load side occurs load variations in different energy-storage battery groups
The target energy-storage battery group that load side is powered is stated, and energy storage is sent to the corresponding monomer control module of the target energy-storage battery group
Battery pack switching is instructed, wherein, the monomer control module is preset in micro-capacitance sensor, and each monomer control module is and institute
State central management module communication connection；
And, the monomer control module controls corresponding institute according to the energy-storage battery group switching instruction for receiving
State target energy-storage battery group to power to the load to be powered of load side.
Further, the confession that the corresponding target energy-storage battery group of the control is powered to the load to be powered of load side
It is electrically：Time sharing power supply.
Further, methods described also includes：
Wire communication is carried out between the monomer control module or between the monomer control module and central control module
Test；
And in the monomer control module that there is connection failure, open between the monomer control module or the monomer control
Wireless communication connection between module and central management module unit.
Further, methods described also includes：The monomer control module is entered to the corresponding energy-storage battery group simultaneously
Row local management, and the local management specifically includes：
Whether energy-storage battery group described in monomer control module real-time monitoring described in step a. breaks down, and in the energy storage
When battery pack breaks down, into step b；
Monomer control module described in step b. is by the fault information reporting of energy-storage battery group to the central management module；
Central management module described in step c. receives the fault message and Jing of the energy-storage battery group and judges to confirm to close to be somebody's turn to do
After energy-storage battery group, send to the corresponding monomer control module of the energy-storage battery group and life is cut out to the energy-storage battery group
Order, into step d；
Monomer control module described in step d. receive that the central management module sends cut out order after, according to institute
State to cut out in order and cut out priority level, corresponding each failure energy-storage battery group is cut out into micro-capacitance sensor.
Further, methods described also includes：
When central management module breaks down, the monomer control module obtains the central management module and breaks down
Information, and the central management module for breaking down is replaced to monomer control mould other described by one of monomer control module
Block is managed and controls.
On the other hand, present invention also offers a kind of battery intelligent management system for micro-capacitance sensor, the system includes
Central management module, monomer control module and load side；
The central management module is communicated to connect respectively with monomer control module and load side；Each monomer control module
It is separately positioned in each energy-storage battery group in micro-capacitance sensor；
The central management module is used for when load side occurs load variations, determines in each energy-storage battery group and uses
In the target energy-storage battery group powered to the load side, and send out to the corresponding monomer control module of the target energy-storage battery group
Energy-storage battery group switching is sent to instruct；
The monomer control module carries out local management to the energy-storage battery group, and according to the energy storage electricity for receiving
Pond group switching instruction, controls the corresponding target energy-storage battery group and powers to the load to be powered of load side.
Further, communicate to connect between each monomer control module.
Further, the corresponding target energy-storage battery group of the control is powered to divide to the load to be powered of load side
When power.
Further, the central management module is logical for dual bus with monomer control module and load side communication connection respectively
Letter；And/or communicate to connect between each monomer control module as dual bus communication.
Further, the central management module includes central management unit, battery management unit and load management unit；
Wherein described battery management unit is communicated to connect respectively with central management unit and monomer control module；The load
Administrative unit is communicated to connect respectively with central management unit and load side；
The change of the load management unit real-time monitoring load side, when there are load variations in load side, the central authorities
Administrative unit sends to the battery management unit according to the change of load management unit and instructs；The battery management unit according to
The instruction of the central management unit determines the target energy storage for powering to the load side in each energy-storage battery group
Battery pack, and send the instruction of energy-storage battery group switching to the corresponding monomer control module of the target energy-storage battery group.
As shown from the above technical solution, the invention discloses a kind of intelligent battery management method for micro-capacitance sensor and being
System.The method by being preset in micro-capacitance sensor in central management module real-time monitoring load side whether there are load variations；Central authorities
Management module determines the target storage for powering to load side when load side occurs load variations in different energy-storage battery groups
Energy battery pack, and send the instruction of energy-storage battery group switching, and monomer to the corresponding monomer control module of target energy-storage battery group
Control module according to the energy-storage battery group switching instruction for receiving, control corresponding target energy-storage battery group to load side wait supply
Electric load is powered.The system includes central management module, monomer control module and load side.Present invention achieves in micro-capacitance sensor
Different types of energy-storage battery intelligent management, dynamic and efficiently load side is powered, efficiently and securely carry
The quality of power supply and the service life of energy-storage battery of high microgrid bus.
1st, technical scheme, central management module, the setting of monomer control module so that intelligent management system reality
The accurate intelligent management of the different types of energy-storage battery in having showed to micro-capacitance sensor.
2nd, technical scheme, monomer control module carries out local management to each energy-storage battery group, and according to reception
The energy-storage battery group switching instruction arrived, controls to be powered load of corresponding one or more the energy-storage battery groups to load side
Power supply, while local protection is realized to each energy-storage battery group with control, also causes central management module to have it
Effect and timely control management, the intelligent management of the different types of energy-storage battery in realizing to micro-capacitance sensor.
3rd, technical scheme, energy-storage battery group switching instruction contains switching priority, the throwing of the energy-storage battery group
Cut the setting of priority level, dynamic and efficiently realize time sharing power supply to load in microgrid, effectively increase energy-storage battery
Service life.
4th, technical scheme, micro-capacitance sensor only has an energy-storage battery group under the original state that system starts and is in
Connected state, improves effectively and reliably the utilization ratio of energy-storage battery group, while realizing the environmental protection power supply of energy-storage battery.
5th, in technical scheme, dual bus communication and communication check setting so that deposit in system is detected
In the unit of wired connection failure, wireless connection can be in time changed, it is ensured that the reliability of system operation and troubleshooting
Promptness.
6th, in technical scheme, the design of dual bus communication structure, by a series of fault handling operation, is led to
Communication network failure can be examined out quickly, effectively reduce the possibility that the micro-grid system caused because of communication failure is shut down,
Ensure that the security and reliability of micro-capacitance sensor operation.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are the present invention
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can be with basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 is a kind of a kind of flow process of specific implementation of intelligent battery management method for micro-capacitance sensor of the present invention
Schematic diagram；
Fig. 2 method of the present invention includes the intelligent battery management method schematic flow sheet of step 400；
Fig. 3 is the intelligent battery management method schematic flow sheet that the method for the present invention includes step A00；
Fig. 4 is a kind of schematic flow sheet of specific embodiment of step A00 in the method for the present invention；
Fig. 5 method of the present invention includes the schematic flow sheet of another kind of specific embodiment of step B00；
Fig. 6 is a kind of structural representation of battery intelligent management system for micro-capacitance sensor of the present invention；
Fig. 7 is the concrete structure schematic diagram of the central management module 10 in the system of the present invention.
Specific embodiment
To make purpose, technical scheme and the advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, clear, complete description is carried out to the technical scheme in the embodiment of the present invention, it is clear that described embodiment is
The a part of embodiment of the present invention, rather than the embodiment of whole.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not paid, belongs to the scope of protection of the invention.
Embodiments of the invention one are implemented there is provided a kind of one kind of the intelligent battery management method for micro-capacitance sensor
Mode.Referring to Fig. 1, the method specifically includes following content：
Step 100：Whether the central management module real-time monitoring load side being preset in micro-capacitance sensor there are load variations, if
There are load variations in load side, then into step 200；If not changing, continue to monitor.
In practical application, for the micro-capacitance sensor of pending intelligent management, first detect whether have in the micro-capacitance sensor and can realize
The central management module and monomer control module of intelligent management, if being provided with above two equipment in the micro-capacitance sensor, directly
The operation of deployment step 100, if not having, need to install and debug central management module and monomer control mould in the micro-capacitance sensor
Block, and the test of the wired and wireless telecommunications between central management management module and monomer control module is carried out respectively, confirm data
Collection and the correctness of instruction transmission；The wired and wireless telecommunications test between each monomer control module is carried out respectively, confirms number
According to collection and the correctness of instruction transmission；Wherein, central management module and monomer control module constitute micro-capacitance sensor intelligent management system
System, here is omitted；After confirming that the setting of micro-capacitance sensor intelligent management system is errorless, the management system is opened, in the management system
Only one energy-storage battery group is in connected state under the original state that system starts, and improves effectively and reliably energy-storage battery group
Utilization ratio, while realize energy-storage battery environmental protection power supply, now, the management system starts to the load side in micro-capacitance sensor
Whether load variations occur carries out real-time monitoring, and when monitoring that load side occurs load variations, into step 200.
Step 200：The central management module is when there are load variations in load side in the different energy-storage battery groups
It is determined that for the target energy-storage battery group powered to the load side, and to the corresponding monomer control of the target energy-storage battery group
Module sends the instruction of energy-storage battery group switching.
In this step, central management module can include central management unit, battery management unit and load management list
Unit；Wherein described battery management unit is communicated to connect with central management unit and monomer control module；The load management unit
Communicate to connect with central management unit and load side；The change of the load management unit real-time monitoring load side, in load side
During generation load variations, the central management unit sends to the battery management unit according to the change of load management unit and refers to
Order；The battery management unit is determined for institute according to the instruction of the central management unit in each energy-storage battery group
The target energy-storage battery group that load side is powered is stated, and energy storage is sent to the corresponding monomer control module of the target energy-storage battery group
Battery pack switching is instructed.
Step 300：The monomer control module is controlled corresponding according to the energy-storage battery group switching instruction for receiving
The target energy-storage battery group to the load to be powered of load side is powered.
In this step, each energy-storage battery group is each equipped with a monomer for being managed control to it and controls mould
When block, one of which or multiple monomer control modules receive the instruction of energy-storage battery group switching, these monomer control modules
According to the particular content of energy-storage battery group switching instruction, the target energy-storage battery group managed it makes corresponding control,
If that is, the command context for receiving is input order, i.e., the target energy storage electricity of its management is controlled according to the input order
Pond group is powered to load side, if the command context for receiving is excision order, i.e., controls its management according to the excision order
Target energy-storage battery group stop load side being powered；During this, other lists of energy-storage battery group switching instruction are not connected to
Body control module does not make action, and the energy-storage battery group for only controlling it carries out local management；Wherein, if need to put into or cut off
Energy-storage battery group has multiple, then sequentially control multiple energy-storage battery groups according to its default switching priority level and put into or cut
Remove.
Knowable to foregoing description, embodiments of the invention are handed over by the information between monomer control module and central control module
Mutually, realize the intelligent energy storage for power supply to load side, it is ensured that promptness and accuracy that load side is powered, realize and divide on demand
With energy, while avoiding unnecessary energy dissipation, the service life of energy-storage battery group or even whole micro-capacitance sensor is also extended.
In a kind of specific embodiment, present invention also offers the corresponding institute of control in said method in step 300
State a kind of power supply mode that target energy-storage battery group is powered to the load to be powered of load side：Time sharing power supply, i.e. different type electricity
Chi Dui is by identical two way convertor (input that goes of pcs, pcs adopts self adaptation DC-DC structure) and microgrid bus timesharing
Connection.
That is, the command context that monomer control module is received is input order, i.e., according to the input order control
Target energy-storage battery group of its management is powered to load side, if but now having a command context that monomer control module receives
For excision order, the then interconnection switch that the monomer control module passes through directly control energy-storage battery group and microgrid bus, it is right to control
The energy-storage battery group answered stops being powered to the load to be powered of load side；Subsequent period, if the above-mentioned command context that receives is
The monomer control of input order receives excision order again, then the target energy-storage battery group of its management is controlled according to the excision order
Stopping is powered to load side；For time sharing power supply can be exemplified below：
When energy-storage battery group A of small electric amount is powered to load side, load changes and the change is turned to and need to increase power supply
Change, then need bigger electricity to be powered it, now, then puts into other energy-storage battery groups B and energy-storage battery group C equivalent
A powers together to load side.
When energy-storage battery group D of larger electricity is powered to load side, if load changes and the change turns to and needs to cut down
For Electrical change, then the output for reducing electricity is needed, now, energy-storage battery group E of little electricity need to be put into, while cutting off energy-storage battery
Group D.
Embodiments of the invention two provide another kind of specific implementation in said method.The method is including above-mentioned
Step 100 is also specifically included on the basis of 300：Step 400.Wherein, referring to Fig. 2, a kind of concrete mistake of the step 400
Journey is as follows：
Step 401：Carry out between the monomer control module or between the monomer control module and central control module
Wire communication is tested, to detect wire communication connection whether successful connection, if detecting the monomer control module of connection failure,
Into step 402；If being not detected by the monomer control module of connection failure, as needed wire communication test is sustainable is carried out.
In this step, between the monomer control module or between the monomer control module and central control module
Carrying out wire communication test can include：
Whole monomer control modules and central control module carry out wire communication test；
The monomer control module corresponding to energy-storage battery group being connected on microgrid bus is had with central control module
Line communication test；
And, the wire communication test carried out between energy-storage battery group.
Step 402：In the monomer control module that there is connection failure, open between the monomer control module, or the list
Wireless communication connection between body control module and central management module unit.
In the step 400, in order to ensure the reliability service of system, and the good quality of power supply, system bus is arranged to
For dual communication bus structures, during actual system maintenance for some reason, cable network is easily broken, and causes
System enters holding state, affects the power supply of load, between monomer control module or the monomer control module and central authorities' control
It is described if having central management module to participate in current wire communication test when wire communication test is carried out between molding block
Central management module continuously scans network 3 times, and discovery has battery pack or load not on communication bus, will start radio communication
Scan loss module, then performs switching logic, because the system also wire/wireless communication system according to situation to battery pack or load
Exist, the failure of cable network is examined out quickly, informs central management module；If in current wire communication test without in
Centre management module is participated in, then the corresponding monomer control module for participating in wire communication test is responsible for continuous scanning network and follow-up behaviour
Make.
Knowable to foregoing description, monomer control module carries out wire communication test with central control module, confirms that data are adopted
Collection and the correctness test of instruction transmission, the design of dual bus communication structure so that there is wired connection in system is detected
During the unit of failure, wireless connection can be in time changed；Ensure that the reliability of system operation and the promptness of troubleshooting.
The bright embodiment three of this law provides another kind of specific implementation in said method.The method is including above-mentioned
Step 100 on the basis of 400, also including step A00.Step A00 is：Monomer control module is simultaneously to the corresponding storage
Energy battery pack carries out local management, referring to Fig. 3.A kind of particular content in the specific implementation of step A00 referring to Fig. 4,
Step A00 specifically includes following content：
Step a：Whether energy-storage battery group described in the monomer control module real-time monitoring breaks down, and in the energy storage
When battery pack breaks down, into step b；
Step b：The monomer control module is by the fault information reporting of energy-storage battery group to the central management module.
Step c：The central management module receives the fault message and Jing of the energy-storage battery group and judges to confirm to close to be somebody's turn to do
After energy-storage battery group, send the excision to the energy-storage battery group to the corresponding monomer control module of the energy-storage battery group and order
Order, into step d.
Step d：The monomer control module after the excision order that the central management module sends is received, according to institute
The excision priority level in excision order is stated, corresponding each failure energy-storage battery group is cut off into micro-capacitance sensor.
In above-mentioned steps, the fault message of the energy-storage battery group that central management module is reported according to monomer control module,
Determine the need for the energy-storage battery group excision, under practical situations, this determines that the setting of step is because also may be used
The fault type that can there is current energy-storage battery group is low-risk failure, therefore need not carry out failure removal；Afterwards, if central
Management module confirms that the energy-storage battery group need to be closed, then send to this to the corresponding monomer control module of the energy-storage battery group
The excision order of energy-storage battery group so that monomer control module cuts off accordingly the energy-storage battery group.
Knowable to foregoing description, while local protection is realized to each energy-storage battery group with control, central authorities are also caused
Management module carries out effectively and timely controlling management, the intelligence of the different types of energy-storage battery in realizing to micro-capacitance sensor to it
Energyization is managed.
The bright example IV of this law provides another kind of specific implementation in said method.Referring to Fig. 5, the method exists
On the basis of including above-mentioned steps 100 to 400, A00, also specifically include：
Step B00：When central management module breaks down, the monomer control module obtains the central management module
Break down information, and replaces the central management module for breaking down to list other described by one of monomer control module
Body control module is managed and controls.
In step B00, each monomer control module in micro-capacitance sensor carries out information exchange with central management module respectively, if
Exist monomer control module cannot UNICOM's central management module situation, and monomer control module failure and communication failure can be excluded
When, it is judged as central management module failure, when central management module breaks down, monomer control module and central management module
Between communicate to connect between communication connection and each monomer control module, failure can quickly be examined and out and by monomer control module take
In generation, effectively reduce the possibility that the micro-grid system caused because of central management module failure is shut down, it is ensured that micro-capacitance sensor operation
Security and reliability.
When central management module failure, if there is energy-storage battery group to break down, central management module cannot be to monomer control
The energy-storage battery group fault message that molding block 20 sends is made a response, and now sends the monomer control of energy-storage battery group fault message
Molding block 20 determines whether to cut off the failure energy-storage battery according to being communicatively coupled between other monomers control module 20
Group.In above-mentioned mentioned each step, its execution sequence for showing is only the one kind in bright the protected implementation procedure of this law
Citing, should in, according to actual conditions, the execution sequence of above-mentioned mentioned each step can be carried out according to the situation of actually occurring
Any combination and change, and any combination and change are within the scope of the present invention, here is not repeated.
The invention provides a kind of a kind of battery intelligent management system for micro-capacitance sensor that can realize above-mentioned Overall Steps
System.Referring to Fig. 6, the intelligent management system specifically includes following content：
Central management module 10, monomer control module 20 and load side 30；And the central management module 10 respectively with list
Body control module 20 and load side 30 are communicated to connect；Each monomer control module 20 is separately positioned on each energy storage in micro-capacitance sensor
In battery pack.
Within the system, the type of each energy-storage battery group, according to actual conditions confirmation, can be Ni-MH battery, vanadium liquid stream electricity
Pond, lead-acid battery, fuel cell and ferric phosphate lithium cell etc., load side 30 is the power consumption in the practical application of micro-capacitance sensor
A side, capacitive load and inductive load can be included, or otherwise classified according to actual conditions；In the system
In, it is that each type of energy-storage battery group configures a monomer control module 20, and each monomer control module 20 is with
Centre management module 10 is communicated, and central management module 10 is used as the core of the system, at the same also with the communication link of load side 30
Connect.
Wherein, the central management module 10 is used for when load side 30 occurs load variations, in each energy-storage battery
The target energy-storage battery group for powering to the load side 30 is determined in group, and to the corresponding list of the target energy-storage battery group
Body control module 20 sends the instruction of energy-storage battery group switching.
And, the energy-storage battery group of the monomer control module 20 pairs carries out local management, and according to the institute for receiving
The instruction of energy-storage battery group switching is stated, the corresponding target energy-storage battery group is controlled and is powered to the load to be powered of load side 30.
Knowable to foregoing description, the system realizes the intelligent energy storage for power supply to load side, in micro-capacitance sensor internal load reality
Row differentiated control, the sensor equipped with recognizable identity on load could be aware that the species of load, and load side and central management
Module has communication, and central management module is electric by the energy storage inside microgrid according to part throttle characteristics, residual capacity of energy-storage battery group etc.
Pond group carries out matching switching, it is ensured that promptness and accuracy that load side is powered, distribution according to need energy is realized, while avoiding
Unnecessary energy dissipation, also extends the service life of energy-storage battery group or even whole micro-capacitance sensor.
Wherein, the present invention also provides a kind of preferred version of above-mentioned monomer control module 20, i.e., each monomer controls mould
Communicate to connect between block 20.And the setting can be used to judge that other battery packs whether in micro-capacitance sensor, are easy to breakdown judge and place
Reason：Central management module 10 cannot send information to monomer control module 20 when reacting, by monomer control module 20 it
Between communication connection, be judged as central management module failure；Being also used for cannot be to monomer control in the failure of central management module 10
When the energy-storage battery group fault message that module 20 sends is reacted, according to being communicated between other monomers control module 20
Connect to determine whether to cut off the failure energy-storage battery group.
That is, cannot include to the information that monomer control module 20 sends because central management module 10 breaks down
When energy-storage battery group fault message is reacted, each monomer control module is judged by communication connection between monomer control module 20
The 20 energy-storage battery groups for being managed whether there is inside the electricity generation system of micro-capacitance sensor, and then basis is previously set excision priority
Not, electricity generation system is cut out automatically, and so as to solve intelligent micro-grid, problem is moved back in the unplanned throwing of different type energy-storage battery group.
In a kind of specific embodiment, present invention also offers in said system monomer control module 20 control it is corresponding
The target energy-storage battery group to the load to be powered of load side 30 is powered a kind of power supply mode：Time sharing power supply.
That is, the command context that monomer control module 20 is received is input order, i.e., according to the input order control
The target energy-storage battery group for making its management is powered to load side, if now having in the order that monomer control module 20 receives
Hold for excision order, the then interconnection switch that the monomer control module passes through directly control energy-storage battery group and microgrid bus, control
Corresponding energy-storage battery group stops being powered to the load to be powered of load side.Subsequent period, if the above-mentioned command context for receiving
Monomer control for input order receives excision order again, then the target energy-storage battery of its management is controlled according to the excision order
Group stops being powered load side.
In a kind of specific embodiment, present invention also offers central management module 10 described in said system respectively with
Monomer control module 20 and the mode of the communication connection of load side 30 are：Dual bus communicates；Meanwhile, each monomer control module 20
Between communication connection can also be：Dual bus communicates.
In this specific embodiment, by between the monomer control module 20 of zones of different and the central management mould
It is attached using cable network between block 10 and monomer control module 20, and while in central management module 10 and each monomer control
Molding block 20 adds wireless wifi nodes, constitutes the dual bus communication of wired plus wireless network, and two sets of communication systems ensure that
The reliability of the communication of whole system, at the same also can realize in practical application it is possible that strange land management situation.
The invention provides a kind of one kind of central management module 10 that can be realized in above-mentioned intelligent management system is concrete
Implementation.Referring to Fig. 7, the central management module 10 specifically includes following content：
Central management unit 11, battery management unit 12 and load management unit 13；
Wherein described battery management unit is communicated to connect respectively with central management unit 11 and monomer control module；It is described negative
Lotus administrative unit 13 is communicated to connect respectively with central management unit 11 and load side 30；
The change of the real-time monitoring load side 30 of the load management unit 13, when there are load variations in load side 30, institute
State central management unit 11 and instruction is sent to the battery management unit 12 according to the change of load management unit 13；The battery
Administrative unit 12 is determined for the load according to the instruction of the central management unit 11 in each energy-storage battery group
The target energy-storage battery group of the power supply of side 30, and send energy storage electricity to the corresponding monomer control module 20 of the target energy-storage battery group
Pond group switching instruction.
Wherein, in the first implementation of the central management module 10, central management unit 11, battery management unit
12 and load management unit 13 realization body can be centrally disposed management module 10 in entity processor, detection
Device, information are received and processor is completed by real-time monitoring and information exchange.
Wherein, in second implementation of the central management module 10, central management unit 11, battery management unit
12 and the realization body of load management unit 13 can be obtained by corresponding switching analogue simulation software programming, in switching emulation
Micro-capacitance sensor models are set according to practical situations in simulation softward programming, and mould is carried out to each unit according to the micro-capacitance sensor models
Intend, simulate the change that the result for obtaining enables to the real-time monitoring load side 30 of load management unit 13, occur in load side 30
During load variations, the central management unit 11 sends according to the change of load management unit 13 to the battery management unit 12
Instruction, the battery management unit 12 determines use according to the instruction of the central management unit 11 in each energy-storage battery group
In the target energy-storage battery group powered to the load side 30；Above-mentioned interaction can be shown in simultaneously but change boundary
On face, such as PC or mobile terminal etc. are easy to personnel to carry out monitor in real time or debugging to the process.
Wherein, in the third implementation of the central management module 10, central management unit 11, battery management unit
12 and the realization body of load management unit 13 can be a kind of default switching rule, final purpose is to be sent out in load side
During changing, the target energy-storage battery group for powering to the load side, this kind are determined in the different energy-storage battery groups
Default switching rule is manually formulated according to the actual conditions of current micro-capacitance sensor.
Knowable to foregoing description, the central management module 10 can be realized to micro-capacitance sensor according to actual needs with various ways
In different types of energy-storage battery intelligent management, efficiently and securely improve the quality of power supply and the energy storage of microgrid bus
The service life of battery, preferably plays the special advantage of different battery packs.
Above example is merely to illustrate technical scheme, rather than a limitation；Although with reference to the foregoing embodiments
The present invention has been described in detail, it will be understood by those within the art that：It still can be to aforementioned each enforcement
Technical scheme described in example is modified, or carries out equivalent to which part technical characteristic；And these are changed or replace
Change, do not make the spirit and scope of the essence disengaging various embodiments of the present invention technical scheme of appropriate technical solution.
Claims (10)
1. a kind of intelligent battery management method for micro-capacitance sensor, it is characterised in that methods described includes：
Whether the central management module real-time monitoring load side being preset in micro-capacitance sensor there are load variations；
The central management module determines for bearing to described when load side occurs load variations in different energy-storage battery groups
The target energy-storage battery group that lotus side powers, and send energy-storage battery to the corresponding monomer control module of the target energy-storage battery group
Group switching instruction, wherein, the monomer control module is preset in micro-capacitance sensor, and each monomer control module with it is described in
Centre management module communication connection；
And, the monomer control module controls the corresponding mesh according to the energy-storage battery group switching instruction for receiving
Mark energy-storage battery group is powered to the load to be powered of load side.
2. method according to claim 1, it is characterised in that the corresponding target energy-storage battery group of the control is to negative
The power supply mode that the load to be powered of lotus side is powered is：Time sharing power supply.
3. method according to claim 1 and 2, it is characterised in that methods described also includes：
Wire communication survey is carried out between the monomer control module or between the monomer control module and central control module
Examination；
And in the monomer control module that there is connection failure, open between the monomer control module, or the monomer control module
With the wireless communication connection between central management module unit.
4. method according to claim 1 and 2, it is characterised in that methods described also includes：The monomer control module is same
When local management is carried out to the corresponding energy-storage battery group, and the local management is specifically included：
Whether energy-storage battery group described in monomer control module real-time monitoring described in step a. breaks down, and in the energy-storage battery
When group breaks down, into step b；
Monomer control module described in step b. is by the fault information reporting of energy-storage battery group to the central management module；
Central management module described in step c. receives the fault message and Jing of the energy-storage battery group and judges to confirm to close the energy storage
After battery pack, send to the corresponding monomer control module of the energy-storage battery group and order is cut out to the energy-storage battery group, enter
Enter step d；
Monomer control module described in step d. receive that the central management module sends cut out order after, cut according to described
What is gone out in order cuts out priority level, and corresponding each failure energy-storage battery group is cut out into micro-capacitance sensor.
5. method according to claim 1 and 2, it is characterised in that methods described also includes：
When central management module breaks down, the monomer control module obtains the central management module and breaks down letter
Breath, and the central management module for breaking down is replaced to monomer control module other described by one of monomer control module
It is managed and controls.
6. a kind of battery intelligent management system for micro-capacitance sensor, it is characterised in that the system includes central management module, list
Body control module and load side；
The central management module is communicated to connect respectively with monomer control module and load side；Each monomer control module difference
It is arranged in each energy-storage battery group in micro-capacitance sensor；
The central management module be used for load side occur load variations when, determine in each energy-storage battery group for
The target energy-storage battery group that the load side is powered, and send storage to the corresponding monomer control module of the target energy-storage battery group
Can the instruction of battery pack switching；
The monomer control module carries out local management to the energy-storage battery group, and according to the energy-storage battery group for receiving
Switching is instructed, and is controlled the corresponding target energy-storage battery group and is powered to the load to be powered of load side.
7. system according to claim 6, it is characterised in that communicate to connect between each monomer control module.
8. system according to claim 6, it is characterised in that the corresponding target energy-storage battery group of the control is to negative
The load to be powered of lotus side is powered as time sharing power supply.
9. according to the arbitrary described system of claim 7 or 8, it is characterised in that the central management module respectively with monomer control
Molding block and load side communication connection are dual bus communication；And/or communication connection is double total between each monomer control module
Line communicates.
10. the system according to claim 7 or 8, it is characterised in that the central management module includes central management list
Unit, battery management unit and load management unit；
Wherein described battery management unit is communicated to connect respectively with central management unit and monomer control module；The load management
Unit is communicated to connect respectively with central management unit and load side；
The change of the load management unit real-time monitoring load side, when there are load variations in load side, the central management
Unit sends to the battery management unit according to the change of load management unit and instructs；The battery management unit is according to described
The instruction of central management unit determines the target energy-storage battery for powering to the load side in each energy-storage battery group
Group, and send the instruction of energy-storage battery group switching to the corresponding monomer control module of the target energy-storage battery group.
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| CN201611070489.5A CN106655230A (en) | 2016-11-28 | 2016-11-28 | Intelligent battery management method and system for micro-grid |
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| CN201611070489.5A CN106655230A (en) | 2016-11-28 | 2016-11-28 | Intelligent battery management method and system for micro-grid |
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| CN108400651A (en) * | 2017-11-22 | 2018-08-14 | 蔚来汽车有限公司 | Distributed energy storage Power Station Monitored Control System and method |
| CN109586405A (en) * | 2018-10-31 | 2019-04-05 | 珠海格力电器股份有限公司 | Micro-grid system and its communication means |
| CN109713704A (en) * | 2019-03-06 | 2019-05-03 | 国网湖南省电力有限公司 | Grid side battery energy storage power station communicating interrupt method of controlling security, system and medium |
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| CN102842914A (en) * | 2012-08-02 | 2012-12-26 | 中国电力科学研究院 | Energy storage power station monitoring system |
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| CN102368620A (en) * | 2011-10-28 | 2012-03-07 | 浙江大学 | Wind-energy/ solar-energy/ storage/ ocean-current-energy new-energy isolated network stabilization operation integration control system and method thereof |
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| CN108400651A (en) * | 2017-11-22 | 2018-08-14 | 蔚来汽车有限公司 | Distributed energy storage Power Station Monitored Control System and method |
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Address after: 102200 room A129-1, Zhongxing Road, Changping District science and Technology Park, Beijing, China, 10 Applicant after: Beijing Chong Yu Technology Co., Ltd. Address before: 102200 room A129-1, Zhongxing Road, Changping District science and Technology Park, Beijing, China, 10 Applicant before: Beijing Hanneng Chuangyu Technology Co., Ltd. |
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Application publication date: 20170510 |