CN206498236U - A kind of interactive communication base station power back-up system of civil power peak load shifting - Google Patents
A kind of interactive communication base station power back-up system of civil power peak load shifting Download PDFInfo
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- CN206498236U CN206498236U CN201720087342.0U CN201720087342U CN206498236U CN 206498236 U CN206498236 U CN 206498236U CN 201720087342 U CN201720087342 U CN 201720087342U CN 206498236 U CN206498236 U CN 206498236U
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- switch
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Abstract
The utility model is related to a kind of interactive communication base station power back-up system of civil power peak load shifting, belong to communication base station power back-up system power supply selection technique field, including load, selection control module, mains supply, multiple control units, multiple combiner units and multiple battery packs, selection control module is respectively connected with each battery pack, each combiner unit, mains supply；Wherein each described control unit is used with unification combiner unit and a battery pack；Each combiner unit is made up of switch, the current sample element of two check diodes, two control charged states；Or each combiner unit is made up of switch, current-limiting resistance, the current sample element of two check diodes, three control charged states, the switch and current-limiting resistance of control charged state therein are used as current limliting loop.
Description
Technical field
The utility model belongs to communication base station power back-up system power technique fields.
Background technology
Communication base station dynamical system DC power system is typically to use lead-acid battery as back-up source, lead-acid battery
Management of charging and discharging is completed by Switching Power Supply monitoring system, without independent battery charging and discharging management system.With echelon lithium electricity
Storage is increasing, and lithium is all possibly realized for lead from economic and technical.And progressively replace during more grounds
There is multigroup cell parallel in station, many Battery packs may all be plumbic acid, plumbic acid and lithium electricity or all be lithium electricity.
Peak load shifting operating mode refers to have obvious electricity price between peak and valley design to fill in different periods using some regional civil powers
Discharge to realize the base station of its economy.The control energy science of multigroup battery charging and discharging of communication base station under peak load shifting operating mode
Charge and discharge control is carried out to many Battery packs in communication base station, make full use of the dump energy of echelon battery, extension battery is used
Life-span, it is ensured that base station safe and reliable operation.
Utility model content
The purpose of this utility model：A kind of control of multigroup battery charging and discharging of the communication base station under peak load shifting operating mode is provided
System, the management of charging and discharging of many Battery packs is completed with reference to multigroup battery control unit and combiner unit, realizes that specialization is intelligentized
Management mode, solves under peak load shifting operating mode many Battery packs circulation used in parallel in communication base station and safe and reliable etc. asks
Topic.
The technical solution adopted in the utility model is：A kind of interactive communication base station power standby system of civil power peak load shifting
System, it is characterised in that：Including load, selection control module, mains supply, multiple control units, multiple combiner units and multiple
Battery pack, selection control module is respectively connected with each battery pack, each combiner unit, mains supply；Wherein each control
One combiner unit of unit matching processed and a battery pack are used；Each combiner unit by two check diodes, two
Control switch, the current sample element composition of charged state；Or each combiner unit is by two check diodes, three controls
Switch, current-limiting resistance, the current sample element composition of charged state processed, the switch and current limliting of control charged state therein
Resistance is used as current limliting loop.
Further, the switch for controlling charged state is in D.C. contactor, solid-state relay, noncontacting switch
It is one or more of.
Further, the current sample element is current divider or Hall sensor.
Further, the load is connected with on-load switch.
Further, described multiple battery packs are specially a lead-acid battery group, two echelon battery packs.
The beneficial effects of the utility model：
1. the control of multigroup battery charging and discharging of communication base station is realized using electricity price between peak and valley under peak load shifting operating mode
The input of saving fund, solves circulation and safe and reliable problem of many Battery packs in communication base station application, can be scientifically
Run according to battery charging/discharging characteristic, effectively extend battery, and have in different periods using some regional civil powers
Obvious electricity price between peak and valley design discharge and recharge strategy to realize its input for saving fund, adapt to different type, different capabilities
Parallel connection between battery.
2. enabling the retired rear dump energy of Vehicular dynamic battery to be fully utilized, reduce carbon emission and environment is dirty
Dye, has responded rigid demand of the country in green economy, recycling economy, low-carbon economy etc., while also there is good economic benefit
And social benefit.
Brief description of the drawings
Fig. 1 is the utility model with a kind of structural representation of mode in current limliting loop；
Fig. 2 is structural representation of the utility model with current limliting loop another way；
Fig. 3 is the utility model without a kind of structural representation of mode in current limliting loop；
Fig. 4 is structural representation of the utility model without current limliting loop another way；
Fig. 5 is the interactive power back-up system schematic diagram of the utility model civil power peak load shifting；
Reference in Fig. 1-5：KO：On-load switch；Z:Load；G1：Battery pack, G2：Battery pack, Gn：Battery pack；R1:
Current-limiting resistance, R2：Current-limiting resistance, Rn：Current-limiting resistance；K11：Charge switch, K12：Discharge switch, K13:Current limiting switch, K21：
Charge switch, K22：Discharge switch, K23：Current limiting switch, Kn1：Charge switch, Kn2：Discharge switch；Kn3：Current limiting switch；
FL1:Current sample element, FL2：Current sample element, FLn：Current sample element；BMS1：Battery management system 1, BMSn：Electricity
Pond management system n；Wherein n is integer, and n >=1.
Embodiment
Fig. 1 is the utility model with a kind of structural representation of mode in current limliting loop.First using in Fig. 1 combiner unit as
Example explanation：
Current-limiting charge
Current limiting switch K13, discharge switch K12 are closed, battery of Switching Power Supply B+, B- to including containing FL1, R1, K13 device
Group G1 branch road chargings, while bringing onto load Z (now KO switches closure).
Charge normal
Charge switch K11, discharge switch K12 are closed, and Switching Power Supply B+, B- is to including containing FL1, diode, K11 devices
Battery pack G1 branch roads charge, while bringing onto load Z (now KO switches closure).
Loss protecting
When Switching Power Supply B+, B- dead electricity, now discharge switch K12 is closed, and battery pack G1 powers to load Z, i.e. battery
Group G1, load Z, discharge switch K12, another diode, current sample element FL1 formation closed-loop path, are completed in switch electricity
In the case of B+, B- dead electricity of source, to the power supply protection of load Z (now disconnecting K0 switches).
By to first combiner unit, second combiner unit, until the control of n-th combiner unit can be realized to the
One Battery pack group, the second Battery pack group, until N Battery packs group charge or charge successively simultaneously, and can realize simultaneously
Electric discharge.
Fig. 2 is structural representation of the utility model with current limliting loop another way.It is with the main distinction in Fig. 1
Current-limiting circuit (current limiting switch K13, resistance R1) is connected to Switching Power Supply B+ sides, remaining current-limiting charge, charge normal, loss protecting
Realization, and realize function (function of realization refers to：By to first combiner unit, second combiner unit, until
The control of n-th combiner unit can be realized to the first Battery pack group, the second Battery pack group, until N Battery packs group is carried out successively
Charging is charged simultaneously, and can realize electric discharge simultaneously) realization corresponding to Fig. 1 is unanimously.
Fig. 3 is the utility model without a kind of structural representation of mode in current limliting loop.With first combiner unit in Fig. 3
Exemplified by explanation：
Charge normal
Charge switch K11, discharge switch K12 are closed, and Switching Power Supply B+, B- is to including containing FL1, diode, K11 devices
Battery pack G1 branch roads charge, while bringing onto load Z (now KO switches closure).
Loss protecting
When Switching Power Supply B+, B- dead electricity, now discharge switch K12 is closed, and battery pack G1 powers to load Z, i.e. battery
Group G1, load Z, discharge switch K12, another diode, current sample element FL1 formation closed-loop path, are completed in switch electricity
In the case of B+, B- dead electricity of source, to the power supply protection of load Z (now disconnecting K0 switches).
By to first combiner unit, second combiner unit, until the control of n-th combiner unit can be realized to the
One Battery pack group, the second Battery pack group, until N Battery packs group charge or charge successively simultaneously, and can realize simultaneously
Electric discharge.
Fig. 4 is structural representation of the utility model without current limliting loop another way.It exists with the main distinction in Fig. 3
Switching Power Supply B- sides are connected in battery pack branch road (battery pack G1, current sample element FL1), remaining is charged normal, dead electricity is protected
The realization of shield, and (function of realization refers to the function of realizing：By to first combiner unit, second combiner unit, straight
To n-th combiner unit control can realize to the first Battery pack group, the second Battery pack group, until N Battery packs group carry out according to
Secondary charging is charged simultaneously, and can realize electric discharge simultaneously) realization corresponding to Fig. 3 is unanimously.
Fig. 5 is the interactive electric power system schematic diagram of the utility model civil power peak load shifting；Wherein mains supply is controlled with selection
Molding block is connected.
Peak value, the judgement of valley state residing for civil power electricity price in following embodiments, selection battery pack or mains supply are powered
All it is to be realized by selecting control module, the work of load is controlled by on-load switch K0.
Embodiment
When band current limiting loop (as shown in Figure 1, Figure 2) and G1 be lead-acid battery, G2, G3 be two groups of echelon batteries when：
1st, system operation：The cycle charge-discharge of time-of-use tariffs is participated in by echelon lithium battery, lead-acid battery is in standby electricity all the time
State, in the case of civil power dead electricity time anomaly or lithium battery capacity reduction, lead-acid battery is responsible for supplying to load (loading)
Electricity.
2nd, load supplying：When civil power electricity price is in valley or during in level values, transported all the time by Switching Power Supply on-load
OK；(now disconnect K0 to switch) being discharged by echelon lithium battery when civil power dead electricity or civil power electricity price are in peak value and provide electric to load
Source, echelon lithium battery voltage is powered when being less than second voltage by lead-acid battery.
3rd, when electricity price is in valley, battery pack is charged：
1) when electricity price is in valley, K11 is disconnected, while it is same to battery pack G2, G3 to close K23, K22, K33, K32, switch
When charge, every group of charging current is detected respectively, battery pack G2 electric currents disconnect K23 switches less than setting value, while closing K21 switch electricity
Pond group G2 enters normal charging condition；Battery pack G3 electric currents disconnect K33 switches less than setting value, while closing K31 switching battery groups
G3 enters normal charging condition；
2) echelon lithium battery group may be selected after being full of to shelve into standby electricity simultaneously：Disconnect K21, K31 switching battery group G2, G3
State is shelved into standby electricity；Closing K11 switches makes lead-acid battery group continue floating charge.
4th, when electricity price is in level values, battery pack keeps original state；
5th, when electricity price is in peak value, battery pack is discharged：
1) when electricity price is in peak value, battery pack provides power supply for load.Disconnecting K0, K11, K21, K31, K12 makes switch
Power supply can not can not power for the charging of any battery pack to load, because K22, K32 are all the time in conjunction position so that battery pack
G2, G3 can provide power supply without interruption for load.
2) when discharge voltage is less than second voltage or electricity price peak period mistake, K0 switches is closed, 3-5 mistakes are repeated
Journey.
Preferred embodiment of the present utility model is the foregoing is only, the utility model is not limited to, for this
For the technical staff in field, the utility model can have various knowable changes and change.It is all in principle of the present utility model
Within spirit, made any equivalent substitution, modification, improvement etc., should be included in protection domain of the present utility model it
It is interior.
Claims (5)
1. a kind of interactive communication base station power back-up system of civil power peak load shifting, it is characterised in that：Including load, selection control
Molding block, mains supply, multiple control units, multiple combiner units and multiple battery packs, selection control module and each battery
Group, each combiner unit, mains supply are respectively connected with；Wherein each described control unit is with unification combiner unit and an electricity
Pond group is used；Each combiner unit is controlled switch, the current sample element of charged state by two check diodes, two
Composition；
Or each combiner unit is adopted by switch, current-limiting resistance, the electric current of two check diodes, three control charged states
Sample element is constituted, and the switch and current-limiting resistance of control charged state therein are used as current limliting loop.
2. a kind of interactive communication base station power back-up system of civil power peak load shifting according to claim 1, its feature exists
In：It is described control charged state switch be D.C. contactor, solid-state relay, noncontacting switch in one or more.
3. a kind of interactive communication base station power back-up system of civil power peak load shifting according to claim 1, its feature exists
In：The current sample element is current divider or Hall sensor.
4. a kind of interactive communication base station power back-up system of civil power peak load shifting according to claim 1, its feature exists
In：The load is connected with on-load switch.
5. a kind of interactive communication base station power back-up system of civil power peak load shifting according to claim 1, its feature exists
In：Described multiple battery packs are specially a lead-acid battery group, two echelon battery packs.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720087342.0U CN206498236U (en) | 2017-01-23 | 2017-01-23 | A kind of interactive communication base station power back-up system of civil power peak load shifting |
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| CN201720087342.0U CN206498236U (en) | 2017-01-23 | 2017-01-23 | A kind of interactive communication base station power back-up system of civil power peak load shifting |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108110847A (en) * | 2018-01-05 | 2018-06-01 | 纪友发 | A kind of base station communication apparatus new confession electric installation and power supply mode |
| CN109245085A (en) * | 2018-10-11 | 2019-01-18 | 福建星云电子股份有限公司 | DC energy storage backup power supply and control method with peak load shifting function |
| CN111313561A (en) * | 2020-04-16 | 2020-06-19 | 青岛鼎鼎安全技术有限公司 | Backup power supply control system and control method thereof |
| CN113725879A (en) * | 2021-08-11 | 2021-11-30 | 重庆瑞盾科技发展有限公司 | Peak clipping and valley filling energy storage power supply system and method for stock base station |
-
2017
- 2017-01-23 CN CN201720087342.0U patent/CN206498236U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108110847A (en) * | 2018-01-05 | 2018-06-01 | 纪友发 | A kind of base station communication apparatus new confession electric installation and power supply mode |
| CN109245085A (en) * | 2018-10-11 | 2019-01-18 | 福建星云电子股份有限公司 | DC energy storage backup power supply and control method with peak load shifting function |
| CN111313561A (en) * | 2020-04-16 | 2020-06-19 | 青岛鼎鼎安全技术有限公司 | Backup power supply control system and control method thereof |
| CN113725879A (en) * | 2021-08-11 | 2021-11-30 | 重庆瑞盾科技发展有限公司 | Peak clipping and valley filling energy storage power supply system and method for stock base station |
| CN113725879B (en) * | 2021-08-11 | 2023-06-30 | 重庆瑞盾科技发展有限公司 | Peak clipping and valley filling energy storage power supply system and method for stock base station |
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