CN109193724A - A kind of intelligent base station standby energy storage power and control method - Google Patents
A kind of intelligent base station standby energy storage power and control method Download PDFInfo
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- CN109193724A CN109193724A CN201811183673.XA CN201811183673A CN109193724A CN 109193724 A CN109193724 A CN 109193724A CN 201811183673 A CN201811183673 A CN 201811183673A CN 109193724 A CN109193724 A CN 109193724A
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- 238000004146 energy storage Methods 0.000 title claims abstract description 57
- 238000000034 method Methods 0.000 title claims abstract description 27
- 238000004891 communication Methods 0.000 claims abstract description 32
- 230000005611 electricity Effects 0.000 claims description 19
- 238000007599 discharging Methods 0.000 claims description 14
- 230000002159 abnormal effect Effects 0.000 claims description 3
- 230000006641 stabilisation Effects 0.000 claims description 3
- 238000011105 stabilization Methods 0.000 claims description 3
- 210000004556 brain Anatomy 0.000 claims 2
- 230000009466 transformation Effects 0.000 claims 2
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000009825 accumulation Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
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Classifications
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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
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- H02J13/0062—
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- H02J13/0075—
-
- 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
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
-
- 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
-
- 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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/12—Energy storage units, uninterruptible power supply [UPS] systems or standby or emergency generators, e.g. in the last power distribution stages
-
- 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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The present invention provides a kind of intelligent base station standby energy storage power, including a voltage and current Acquisition Circuit, a CAN communication circuit, a Cloud Server, a tablet computer, a plurality of DC-DC converters and a plurality of batteries；The Cloud Server is connected with tablet computer；The voltage and current Acquisition Circuit is connected by CAN communication circuit with tablet computer；Each DC-DC converter and each battery pass through CAN communication circuit and are connected with tablet computer；It is connected with a battery per the DC-DC converter；Each DC-DC converter is connected with load of base station.The present invention also provides a kind of intelligent base station standby energy storage power control methods.The invention has the advantages that can not only reduce the series of control, overall cost is reduced, and the real-time of system can be increased；Meanwhile dilatation difficulty is low, and the capacity of battery can be adjusted according to actual use demand.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of intelligent base station standby energy storage power and control method.
Background technique
In current all base stations, in order to ensure that communication is uninterrupted, in addition to needing to supply base station by power grid
Other than electricity, it is also necessary to be powered using backup power supply；Wherein, power grid needs first to connect an AC-DC converter, will hand over
Stream becomes direct current, and AC-DC converter connects load of base station by DC bus again, to realize the power supply to base station；And standby
Power supply is then directly connected to load of base station, carries out auxiliary power supply to base station to realize；Currently, base station backup power supply mainly uses lead
Sour battery or lithium battery.Meanwhile existing base station power is nominal all bigger, substantially all in tens kilowatt hours；Using electricity
When net is powered base station, since power grid has point of peak and low ebb, when being in peak times of power consumption, the power generation in power plant
Scale has to be larger than electricity consumption scale, otherwise will will cause the situation of electric energy deficiency, in this case, if base station can pass through
Backup power supply is powered, it will can be greatly reduced shortage of electric power situation；When being in the low power consumption phase, exhaustless electric energy
It can waste again, in this case, if it is possible to extra electric energy be stored, electric energy will can be greatly reduced
Waste.
But there are following defects for existing base station backup power supply: 1, the backup power supply degree of intelligence of existing base station is low,
And it is programmed for procedure-oriented, it has a single function, is not easy to realize complicated function；2, the backup power supply that existing base station uses all only is supported
One battery pack can only just increase the capacity of single battery packet and the power of DC-DC converter if to extend capacity, and this
Not only technical difficulty is big for kind dilatation way, and the capacity extended, than relatively limited, cost is also higher.
Summary of the invention
One of the technical problem to be solved in the present invention is to provide a kind of intelligent base station standby energy storage power, by after this
Standby accumulation power supply can solve the function and expansion that degree of intelligence existing in the prior art is low, has a single function, is not easy realization complexity
Hold the big problem of difficulty.
The present invention is realized in one of technical problem: a kind of intelligent base station standby energy storage power, the standby energy storage
Power supply includes a voltage and current Acquisition Circuit, a CAN communication circuit, a Cloud Server, a tablet computer, a plurality of DC-DC change
Parallel operation and a plurality of batteries；
The Cloud Server is connected with the tablet computer；The voltage and current Acquisition Circuit passes through the CAN communication
Circuit is connected with the tablet computer；Each DC-DC converter and each battery pass through the CAN communication circuit
It is connected with the tablet computer；It is connected with a battery per the DC-DC converter；Each DC-DC converter
It is connected with load of base station.
The second technical problem to be solved by the present invention is to provide a kind of intelligent base station standby energy storage power control method,
By the control method can solve degree of intelligence existing in the prior art is low, have a single function, be not easy to realize complicated function with
And the problem that dilatation difficulty is big.
The present invention is realized in the twos' of technical problem: a kind of intelligent base station standby energy storage power control method, described
Method need to use above-mentioned standby energy storage power, and the control method includes the following steps:
Set interface is entered by tablet computer, and to one group of DC-DC converter and electricity each other in set interface
Pond is respectively provided with a channel, while being respectively provided with an ID to each DC-DC converter and battery；
Tablet computer is communicated by CAN communication circuit with each DC-DC converter, and acquires each DC-DC in real time
The relevant information of converter, including running state information, charging/discharging voltage information and charging and discharging currents information, and according to difference
Channel the relevant information of the DC-DC converter of acquisition is stored；Meanwhile tablet computer is according to different DC-DC converters
ID and channel read the relevant information of each DC-DC converter；
Tablet computer is communicated by CAN communication circuit with each battery, and obtains the related letter of each battery in real time
Breath, including charging/discharging voltage information, battery capacity information and charging and discharging currents information, and according to different channels to acquisition
The relevant information of battery is stored；Meanwhile tablet computer reads the related of each battery to channel according to the ID of different batteries
Information；
Tablet computer is communicated by CAN communication circuit with voltage and current Acquisition Circuit, and is acquired by voltage and current
Circuit acquires the data on DC bus in real time, and when detecting DC bus to load of base station normal power supply, tablet computer
Each DC-DC converter is controlled according to the operating parameter of setting to charge the battery；When detecting DC bus power down, put down
Plate computer controls each DC-DC converter according to the operating parameter of setting and discharges battery.
Further, the method also includes: cooperation power grid to intelligent base station standby energy storage power carry out peak load shifting control
System, specifically includes:
When being in flat section rate period, tablet computer control the stopping of each DC-DC converter charge the battery with
And electric discharge；
When in paddy section rate period, tablet computer controls each DC-DC converter and charges the battery, and is filling
When the capacity of electricity to battery is greater than the first parameter SOC1 of setting, tablet computer, which controls corresponding DC-DC converter, to be stopped to electricity
The charging in pond；
When being in crest segment rate period, tablet computer controls each DC-DC converter and discharges battery, and is putting
When the capacity of electricity to battery is less than the second parameter SOC2 of setting, tablet computer, which controls corresponding DC-DC converter, to be stopped to electricity
The electric discharge in pond.
Further, the method also includes: joint debugging control is carried out to intelligent base station standby energy storage power and power grid, specifically
Include:
When power grid in crest segment rate period heavy loads occurs or in the case where the stabilization of power grids, to the second parameter SOC2
It carries out turning down processing；
In the case where power grid is unstable, height-regulating processing is carried out to the second parameter SOC2.
Further, the tablet computer controls each DC-DC converter according to the operating parameter of setting and carries out to battery
Charging includes:
Charging coordinated control is carried out to the AC-DC converter in intelligent base station standby energy storage power and power grid, is specifically included:
Using the maximum output current of AC-DC converter in power grid as an operating parameter IADCMAXIt is arranged to tablet computer
In；
When charging to each battery of access, tablet computer acquires base station by voltage and current Acquisition Circuit in real time and bears
Carry electric current Iload；
Tablet computer is according to IADCMAXAnd IloadCalculate maximum chargeable electric current Imaxcharge, Imaxcharge=IADCMAX*
First proportionality coefficient-Iload；
Tablet computer counts effective port number N, and calculates mean charging current value Ichargeperchannal,
Ichargeperchannal=Imaxcharge/N；
Tablet computer is according to calculated mean charging current value IchargeperchannalAnd ID, the DC-DC in channel, battery
The ID of converter, by each DC-DC converter of CAN communication circuit real time modifying to the charging current of battery.
Further, the tablet computer controls each DC-DC converter according to the operating parameter of setting and carries out to battery
Electric discharge includes:
Electric discharge coordinated control is carried out to intelligent base station standby energy storage power, is specifically included:
Tablet computer acquires load of base station electric current I by voltage and current Acquisition Circuit in real timeload；
Tablet computer counts effective port number M, and calculates average discharge current Idischargeperchannal,
Idischargeperchannal=IloadThe second proportionality coefficient of/M*；
Tablet computer is according to calculated average discharge current value IdischargeperchannalAnd ID, the DC- in channel, battery
The ID of DC converter, by each DC-DC converter of CAN communication circuit real time modifying to the discharge current of battery.
Further, Cloud Server is communicated with tablet computer, and passes through Cloud Server for intelligent base station standby energy storage
The operating parameter of power supply is arranged into tablet computer；Cloud Server obtains intelligent base station standby energy storage power from tablet computer in real time
Operation data；Meanwhile when intelligent base station standby energy storage power occurs abnormal, exception information is actively reported to by tablet computer
Cloud Server.
The present invention has the advantage that
It 1, not only can be with using tablet computer as the control of entire intelligent base station standby energy storage power and display core
Reduce control series, reduce overall cost, and the network connection ratio DTU of tablet computer faster, it is more stable, more reliable, can
The real-time of increase system；Meanwhile the program of tablet computer is object-oriented, not only programming is simple, can facilitate realization more
Complicated function, so as to become more intelligent to the control of standby energy storage power, and code is reusable.
2, in dilatation, need to only be incorporated to one group of DC-DC converter and cell aggregates each other be can be realized, not only dilatation
Difficulty is small, and the capacity of battery can be adjusted according to actual use demand, i.e., if necessary to increase capacity, then can increase simultaneously
The quantity of the DC-DC converter and battery that enter can then reduce the DC-DC converter being incorporated to and electricity if necessary to reduce capacity
The quantity in pond, therefore, strong flexibility；Meanwhile by the way that huge point will can be formed after each group DC-DC converter and battery parallel connection
Cloth energy-accumulating power station, it can be ensured that enough power supplys can be provided for base station and supported.
3, power grid can be cooperated, which to carry out peak load shifting control, can control each battery to base in crest segment rate period
Load of standing is discharged, to reduce load of base station to the electricity consumption of power grid；In paddy section rate period, power grid can control to each
A battery charges, and therefore, can not only mitigate load of the power grid in crest segment rate period, but also can use peak valley use
Electric price difference creates huge economic value.
Detailed description of the invention
The present invention is further illustrated in conjunction with the embodiments with reference to the accompanying drawings.
Fig. 1 is a kind of functional block diagram of intelligent base station standby energy storage power of the present invention.
Description of symbols:
100- standby energy storage power, 200- load of base station, 300- power grid, 400-AC-DC converter, 500- DC bus,
1- voltage and current Acquisition Circuit, 2-CAN telecommunication circuit, 3- Cloud Server, 4- tablet computer, 5-DC-DC converter, 6- battery.
Specific embodiment
Refering to Figure 1, a kind of preferred embodiment of intelligent base station standby energy storage power 100 of the present invention, the standby
Accumulation power supply 100 includes a voltage and current Acquisition Circuit 1, a CAN communication circuit 2, a Cloud Server 3, a tablet computer 4, answers
Several DC-DC converters 5 and a plurality of batteries 6；
The Cloud Server 3 is connected with the tablet computer 4；The voltage and current Acquisition Circuit 1 is logical by the CAN
Letter circuit 2 is connected with the tablet computer 4；Each DC-DC converter 5 and each battery 6 are logical by the CAN
Letter circuit 2 is connected with the tablet computer 4；It is connected with a battery 6 per the DC-DC converter 5；It is each described
DC-DC converter 5 is connected with load of base station 200.In the specific implementation, power grid 300 understands elder generation and 400 phase of AC-DC converter
Connection, AC-DC converter 400 are connected by DC bus 500 with load of base station 200 again, to realize that power grid is negative to base station
Carry 200 power supply.
Wherein, the tablet computer 4 is the plate with CAN, 4G wireless communication (or WLAN communication), general to select
The plate of android system, it is not limited to android system, be also possible to iOS, Windows, linux system it is flat
Plate, in the present invention, the tablet computer 4 are the control and display core of entire intelligent base station standby energy storage power 100.Meanwhile
The object-oriented languages such as JAVA, OBJECT-C .NET, C++ can be used to be programmed, due to program face in tablet computer 4
To object, not only programming is simple, and reusable；Code is also reusable, supports multithreading instantiation, passes through multichannel
Parallel connection can be instantiated as multithreading.The voltage and current Acquisition Circuit 1 is used to acquire load of base station electric current and bus voltage,
So as to calculate charging current according to the load of base station electric current of acquisition and judge that intelligent base station standby is stored up according to bus voltage
Can power supply 100 whether enter backup mode, the voltage and current Acquisition Circuit 1 be it is common in the art for acquire electric current and
A kind of circuit of voltage only needs arbitrarily to select one kind to can be realized electric current and voltage number from the prior art in the specific implementation
According to the circuit of acquisition function, the acquisition sensor which is related to can be CSM1000S sensor
Or VSM500D sensor.The CAN communication circuit 2 be mainly used for realizing voltage and current Acquisition Circuit 1 and tablet computer 4 it
Between and the communication function between each DC-DC converter 5 and battery 6 and tablet computer 4, the CAN communication circuit 2 can use
CTM1051 ADuM3201 chip is realized.The DC-DC converter 5 be bilateral power devices, it can be achieved that battery 6 into
The energy discharge of battery 6, can also be fed back in power grid 300 by row charging.The battery 6 for realizing the margin of energy store and
Power grid 300 power off when load of base station 200 is powered, and the battery 6 be the battery with CAN interface, power watt-hour with
DC-DC converter 5 matches.
A kind of preferred embodiment of intelligent base station standby energy storage power control method of the present invention, the method need to use above-mentioned
Standby energy storage power, the control method includes the following steps:
Set interface is entered by tablet computer, and to one group of DC-DC converter and electricity each other in set interface
Pond is respectively provided with a channel, while being respectively provided with an ID to each DC-DC converter and battery；When carrying out dilatation, need by one
One group of a DC-DC converter and a battery composition, and DC-DC converter and cell aggregates are accessed, while to new access
DC-DC converter and battery new channel and ID are set.Certainly, in the specific implementation, can also be set by tablet computer
The operating parameter of each DC-DC converter or battery is set, such as carries out charging voltage, charging current, discharge current, peak interval of time
Time, the first parameter SOC1 or the second parameter SOC2 etc. setting.
Tablet computer is communicated by CAN communication circuit with each DC-DC converter, and acquires each DC-DC in real time
The relevant information of converter, including running state information, charging/discharging voltage information and charging and discharging currents information (certainly, are having
When body is implemented, other relevant informations of DC-DC converter can also be acquired according to actual needs), and according to different channels
The relevant information of the DC-DC converter of acquisition is stored；Meanwhile tablet computer according to the ID of different DC-DC converters and
The relevant information of each DC-DC converter is read in channel, to facilitate the operating status for understanding each DC-DC converter in real time；
Tablet computer is communicated by CAN communication circuit with each battery, and obtains the related letter of each battery in real time
Breath, including charging/discharging voltage information, battery capacity information and charging and discharging currents information (certainly, in the specific implementation, can be with
Other relevant informations of battery are acquired according to actual needs), and according to different channels to the relevant information of the battery of acquisition
It is stored；Meanwhile tablet computer reads the relevant information of each battery according to the ID and channel of different batteries, to facilitate in real time
Understand the operating status of each battery；
Tablet computer is communicated by CAN communication circuit with voltage and current Acquisition Circuit, and is acquired by voltage and current
Circuit acquires the data (including load of base station electric current and bus voltage) on DC bus in real time, and is detecting DC bus pair
When load of base station normal power supply, tablet computer controls each DC-DC converter according to the operating parameter of setting and fills to battery
Electricity；When detecting DC bus power down, tablet computer controls each DC-DC converter to battery according to the operating parameter of setting
It discharges, even if intelligent base station standby energy storage power enters standby power mode, to support base station to work normally.
The method also includes: cooperation power grid carries out peak load shifting control to intelligent base station standby energy storage power, specific to wrap
It includes:
When being in flat section rate period, tablet computer control the stopping of each DC-DC converter charge the battery with
And electric discharge, intelligent base station standby energy storage power at this time is the equal of the backup power supply under a stationary state；
When in paddy section rate period, tablet computer controls each DC-DC converter and charges the battery, and is filling
Greater than the first parameter SOC1 set, (first parameter SOC1 is the parameter that can be set to the electric capacity to battery, typically larger than
90%) when, tablet computer controls charging of the corresponding DC-DC converter stopping to battery；
When being in crest segment rate period, tablet computer controls each DC-DC converter and discharges battery, to reduce
Load of base station is less than the second parameter SOC2 (second parameter of setting to the electricity consumption of power grid, and in the capacity for discharging into battery
SOC2 is the capacity that backup power supply needs, typically larger than 50%) when, tablet computer, which controls corresponding DC-DC converter, to be stopped pair
The electric discharge of battery.
The method also includes: joint debugging control is carried out to intelligent base station standby energy storage power and power grid, is specifically included:
When power grid in crest segment rate period heavy loads occurs or in the case where the stabilization of power grids, to the second parameter SOC2
It carries out turning down processing, for example, the second parameter SOC2 can be turned down to 30%；In this manner it is possible to more in crest segment rate period
The some electric energy of feedback are to load of base station, so as to which network load is effectively reduced, and increase the economic benefits of base station；
In the case where power grid is unstable, height-regulating processing is carried out to the second parameter SOC2, for example, can be by the second parameter
SOC2 is turned up to 96%, in this way, DC energy storage backup power supply can lay in more energy, to cope with worse power grid ring
Border, such as prevent from having a power failure for a long time.
The tablet computer controls each DC-DC converter and charges the battery according to the operating parameter of setting
Charging coordinated control is carried out to the AC-DC converter in intelligent base station standby energy storage power and power grid, is specifically included:
By the maximum output current of AC-DC converter in power grid, (maximum output current of AC-DC converter is that have in power grid
Limitation) it is used as an operating parameter IADCMAXIt is arranged into tablet computer；
When charging to each battery of access, tablet computer acquires base station by voltage and current Acquisition Circuit in real time and bears
Carry electric current Iload；
Tablet computer is according to IADCMAXAnd IloadCalculate maximum chargeable electric current Imaxcharge, Imaxcharge=IADCMAX*
First proportionality coefficient-Iload(i.e. by the maximum output current of AC-DC converter in power grid first multiplied by the first proportionality coefficient, then subtract
Remove the load of base station electric current acquired in real time)；Wherein, the first proportionality coefficient generally takes 90%, to reserve a part of power headroom, when
So in the specific implementation, the first proportionality coefficient can be also modified according to actual needs；
Tablet computer counts effective port number N (counting the port number for capableing of normal charge and discharge), and calculates flat
Bulk charge current value Ichargeperchannal, Ichargeperchannal=Imaxcharge(i.e. maximum chargeable electric current is divided by effective channel by/N
Number)；
Tablet computer is according to calculated mean charging current value IchargeperchannalAnd ID, the DC-DC in channel, battery
The ID of converter, by each DC-DC converter of CAN communication circuit real time modifying to the charging current of battery；For example, effective channel
Number N is 5, including channel 1, channel 2, channel 3, channel 4 and channel 5, then calculating mean charging current value
IchargeperchannalAfterwards, it is just converted according to the ID of corresponding channel, the ID of battery, DC-DC converter come each DC-DC of real time modifying
Charging current of the device to battery.
The tablet computer controls each DC-DC converter and discharge to battery according to the operating parameter of setting
Electric discharge coordinated control is carried out to intelligent base station standby energy storage power, is specifically included:
Tablet computer acquires load of base station electric current I by voltage and current Acquisition Circuit in real timeload；
Tablet computer counts effective port number M (counting the port number for capableing of normal charge and discharge), and calculates flat
Equal discharge current Idischargeperchannal, Idischargeperchannal=Iload(i.e. load of base station electric current is first for the second proportionality coefficient of/M*
Divided by effective port number, multiplied by the second proportionality coefficient), wherein the second proportionality coefficient generally takes 60%, to reserve a part of function
Rate surplus can also modify the second proportionality coefficient certainly in the specific implementation according to actual needs；
Tablet computer is according to calculated average discharge current value IdischargeperchannalAnd ID, the DC- in channel, battery
The ID of DC converter, by each DC-DC converter of CAN communication circuit real time modifying to the discharge current of battery.
Due to if the electricity of whole system is confessed from a battery, very may be used in the state of more batteries
Individual cells can be will lead to first to be vented, this will be unfavorable for the stability of whole system, therefore, by intelligent base station standby energy storage
Power supply carries out electric discharge coordinated control, it can be ensured that whole system being capable of stable operation.Meanwhile when in intelligent base station standby energy storage power
When there is the unbalanced situation of battery, then tablet computer can control the channel pause output of low battery.
Cloud Server is communicated with tablet computer, and passes through Cloud Server for the operation of intelligent base station standby energy storage power
Parameter setting is into tablet computer, for example, the time of peak interval of time, the first parameter SOC1 of modification or the second parameter can be set
The value etc. of SOC；Cloud Server obtains the operation data of intelligent base station standby energy storage power from tablet computer in real time, and can will acquire
Operation data be shown on WEB terminal or mobile phone terminal, to facilitate the O&M to intelligent base station standby energy storage power；Meanwhile
When intelligent base station standby energy storage power occurs abnormal, exception information is actively reported to Cloud Server by tablet computer, with facilitate can
To make quick response to failure.
In conclusion the invention has the advantages that:
It 1, not only can be with using tablet computer as the control of entire intelligent base station standby energy storage power and display core
Reduce control series, reduce overall cost, and the network connection ratio DTU of tablet computer faster, it is more stable, more reliable, can
The real-time of increase system；Meanwhile the program of tablet computer is object-oriented, not only programming is simple, can facilitate realization more
Complicated function, so as to become more intelligent to the control of standby energy storage power, and code is reusable.
2, in dilatation, need to only be incorporated to one group of DC-DC converter and cell aggregates each other be can be realized, not only dilatation
Difficulty is small, and the capacity of battery can be adjusted according to actual use demand, i.e., if necessary to increase capacity, then can increase simultaneously
The quantity of the DC-DC converter and battery that enter can then reduce the DC-DC converter being incorporated to and electricity if necessary to reduce capacity
The quantity in pond, therefore, strong flexibility；Meanwhile by the way that huge point will can be formed after each group DC-DC converter and battery parallel connection
Cloth energy-accumulating power station, it can be ensured that enough power supplys can be provided for base station and supported.
3, power grid can be cooperated, which to carry out peak load shifting control, can control each battery to base in crest segment rate period
Load of standing is discharged, to reduce load of base station to the electricity consumption of power grid；In paddy section rate period, power grid can control to each
A battery charges, and therefore, can not only mitigate load of the power grid in crest segment rate period, but also can use peak valley use
Electric price difference creates huge economic value.
Although specific embodiments of the present invention have been described above, those familiar with the art should be managed
Solution, we are merely exemplary described specific embodiment, rather than for the restriction to the scope of the present invention, it is familiar with this
The technical staff in field should be covered of the invention according to modification and variation equivalent made by spirit of the invention
In scope of the claimed protection.
Claims (7)
1. a kind of intelligent base station standby energy storage power, it is characterised in that: the standby energy storage power is acquired including a voltage and current
Circuit, a CAN communication circuit, a Cloud Server, a tablet computer, a plurality of DC-DC converters and a plurality of batteries；
The Cloud Server is connected with the tablet computer；The voltage and current Acquisition Circuit passes through the CAN communication circuit
It is connected with the tablet computer；Each DC-DC converter and each battery pass through the CAN communication circuit and institute
Tablet computer is stated to be connected；It is connected with a battery per the DC-DC converter；Each DC-DC converter with
Load of base station is connected.
2. a kind of intelligent base station standby energy storage power control method, it is characterised in that: the method need to be used such as claim 1 institute
The standby energy storage power stated, the control method include the following steps:
Set interface is entered by tablet computer, and equal to one group of DC-DC converter and battery each other in set interface
One channel is set, while an ID is respectively provided with to each DC-DC converter and battery；
Tablet computer is communicated by CAN communication circuit with each DC-DC converter, and acquires each DC-DC transformation in real time
The relevant information of device, including running state information, charging/discharging voltage information and charging and discharging currents information, and lead to according to different
Road stores the relevant information of the DC-DC converter of acquisition；Meanwhile tablet computer is according to the ID of different DC-DC converters
The relevant information of each DC-DC converter is read with channel；
Tablet computer is communicated by CAN communication circuit with each battery, and obtains the relevant information of each battery in real time, packet
Charging/discharging voltage information, battery capacity information and charging and discharging currents information are included, and according to different channels to the battery of acquisition
Relevant information stored；Meanwhile tablet computer reads the relevant information of each battery according to the ID and channel of different batteries；
Tablet computer is communicated by CAN communication circuit with voltage and current Acquisition Circuit, and passes through voltage and current Acquisition Circuit
Data on acquisition DC bus in real time, and when detecting DC bus to load of base station normal power supply, tablet computer according to
The operating parameter of setting controls each DC-DC converter and charges the battery；When detecting DC bus power down, plate electricity
Brain controls each DC-DC converter according to the operating parameter of setting and discharges battery.
3. a kind of intelligent base station standby energy storage power control method according to claim 2, it is characterised in that: the method
Further include: cooperation power grid carries out peak load shifting control to intelligent base station standby energy storage power, specifically includes:
When being in flat section rate period, tablet computer controls each DC-DC converter stopping and charges the battery and put
Electricity；
When in paddy section rate period, tablet computer controls each DC-DC converter and charges the battery, and is being charged to
When the capacity of battery is greater than the first parameter SOC1 of setting, tablet computer, which controls corresponding DC-DC converter, to be stopped to battery
Charging；
When being in crest segment rate period, tablet computer controls each DC-DC converter and discharges battery, and is discharging into
When the capacity of battery is less than the second parameter SOC2 of setting, tablet computer, which controls corresponding DC-DC converter, to be stopped to battery
Electric discharge.
4. a kind of intelligent base station standby energy storage power control method according to claim 3, it is characterised in that: the method
Further include: joint debugging control is carried out to intelligent base station standby energy storage power and power grid, is specifically included:
When power grid heavy loads occurs in crest segment rate period or in the case where the stabilization of power grids, carries out to the second parameter SOC2
Turn down processing；
In the case where power grid is unstable, height-regulating processing is carried out to the second parameter SOC2.
5. a kind of intelligent base station standby energy storage power control method according to claim 3, it is characterised in that: the plate
Computer controls each DC-DC converter and charges the battery according to the operating parameter of setting
Charging coordinated control is carried out to the AC-DC converter in intelligent base station standby energy storage power and power grid, is specifically included:
Using the maximum output current of AC-DC converter in power grid as an operating parameter IADCMAXIt is arranged into tablet computer；
When charging to each battery of access, tablet computer acquires load of base station electricity by voltage and current Acquisition Circuit in real time
Flow Iload；
Tablet computer is according to IADCMAXAnd IloadCalculate maximum chargeable electric current Imaxcharge, Imaxcharge=IADCMAX* the first ratio
Example coefficient-Iload；
Tablet computer counts effective port number N, and calculates mean charging current value Ichargeperchannal, Ichargeperchannal
=Imaxcharge/N；
Tablet computer is according to calculated mean charging current value IchargeperchannalAnd ID, DC-DC transformation in channel, battery
The ID of device, by each DC-DC converter of CAN communication circuit real time modifying to the charging current of battery.
6. a kind of intelligent base station standby energy storage power control method according to claim 3, it is characterised in that: the plate
Computer controls each DC-DC converter and discharge to battery according to the operating parameter of setting
Electric discharge coordinated control is carried out to intelligent base station standby energy storage power, is specifically included:
Tablet computer acquires load of base station electric current I by voltage and current Acquisition Circuit in real timeload；
Tablet computer counts effective port number M, and calculates average discharge current Idischargeperchannal,
Idischargeperchannal=IloadThe second proportionality coefficient of/M*；
Tablet computer is according to calculated average discharge current value IdischargeperchannalAnd ID, the DC-DC in channel, battery become
The ID of parallel operation, by each DC-DC converter of CAN communication circuit real time modifying to the discharge current of battery.
7. a kind of intelligent base station standby energy storage power control method according to claim 2, it is characterised in that: Cloud Server
It is communicated with tablet computer, and by Cloud Server that the operating parameter setting of intelligent base station standby energy storage power is electric to plate
In brain；Cloud Server obtains the operation data of intelligent base station standby energy storage power from tablet computer in real time；Meanwhile in intelligent base station
When standby energy storage power occurs abnormal, exception information is actively reported to Cloud Server by tablet computer.
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