CN206542199U - A kind of matrix control devices of multigroup battery pack in communication base station - Google Patents
A kind of matrix control devices of multigroup battery pack in communication base station Download PDFInfo
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- CN206542199U CN206542199U CN201621490658.6U CN201621490658U CN206542199U CN 206542199 U CN206542199 U CN 206542199U CN 201621490658 U CN201621490658 U CN 201621490658U CN 206542199 U CN206542199 U CN 206542199U
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- battery pack
- base station
- multigroup
- communication base
- switch
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Abstract
The utility model discloses a kind of matrix control devices of multigroup battery pack in communication base station, the management of charging and discharging of many Battery packs is completed with reference to multigroup battery control unit and combiner unit, the intelligentized management mode of specialization is realized according to different applying working conditions, the problems such as solving many Battery packs (full plumbic acid, part plumbic acid add part echelon lithium is electric, full lithium electricity) circulation used in parallel in communication base station and be safe and reliable.
Description
Technical field
The utility model belongs to communication base station dynamical system technical field of direct current power, and in particular to main control unit, multigroup
The combiner unit device and corresponding control unit of battery.
Background technology
Electric automobile power battery capacity attenuation to initial capacity below 80% when, it is necessary to change.With electric automobile
Fast development, increasing electrokinetic cell is retired from electric automobile to get off.Effectively to utilize its residual capacity, by its ladder
The secondary power-supply system for using communication base station is as back-up source, that is, saved the energy reduces disposal of pollutants again.
Communication base station dynamical system DC power system is typically to be used as back-up source, i.e. lead-acid battery using lead-acid battery
Management of charging and discharging completed by Switching Power Supply monitoring system, without independent battery charging and discharging management system.With echelon lithium electricity
Storage it is increasing, lithium is all possibly realized for lead from economic and technical.And during progressively replacing more
There is multigroup cell parallel in base station, many Battery packs may all be plumbic acid, plumbic acid and lithium electricity or all be lithium electricity.
Matrix management method of many Battery packs in communication base station effectively manages the discharge and recharge feelings of many Battery packs in base station
Condition, different mode is selected according to different operating modes, makes full use of the dump energy of battery, extends battery, it is ensured that base station
Safe and reliable operation.
The content of the invention
Technical problem solved by the invention is a kind of matrix majorization method of many Battery packs of offer in communication base station,
The management of charging and discharging of many Battery packs is completed with reference to multigroup battery control unit and combiner unit, is realized according to different applying working conditions special
The intelligentized management mode of inhibition and generation, solves many Battery packs (full plumbic acid, part plumbic acid add part echelon lithium is electric, full lithium electricity) logical
The problems such as believing in base station circulation used in parallel and be safe and reliable.
The technical solution adopted by the present invention is：A kind of matrix control devices of multigroup battery pack in communication base station, it is special
Levy and be：Including multiple loads, Switching Power Supply, multigroup main control unit, multigroup battery pack combiner unit and multigroup battery pack, switch
Power supply is that multigroup battery pack combiner unit is powered, wherein each main control unit is with unification battery pack combiner unit and a battery
Group is used；Multigroup battery pack combiner unit controls the switch of charged state, current limliting electricity by two check diodes, three
Resistance, current sample element composition.
Further, it is described to control switching for charged state to be D.C. contactor, solid-state relay, the one of noncontacting switch
Plant or several.
Further, the current sample element is current divider or Hall sensor.
Further, the main control unit is specially battery management system BMS.
Further, the battery management system BMS, contains system level chip SOC and GPRS module.
Further, the power supply source of the Switching Power Supply be blower fan, photovoltaic panel, civil power, diesel-driven generator in one kind or
It is several.
Each station only matches somebody with somebody one to main control unit, and its major function has：The data sent in the control unit per Battery pack are received,
Data storage, data management, running status of the control per Battery pack group calculates the total SOC of battery pack, above send data to dynamic ring
Border system and GPRS module.Combiner unit matches somebody with somebody one per Battery pack.
The utility model has advantages below：
1. multigroup lithium battery belongs to first Application in communication base station, the matrix management method in communication base station is solved
Many Battery packs communication base station application in circulation and safe and reliable problem, can adapt to different type, different capabilities battery it
Between parallel connection, realize many Battery packs (especially lithium battery) successively, simultaneously charge, simultaneously discharge.
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 schematic diagram of the utility model combiner unit-battery pack；
Fig. 6 is the utility model base station networking figure.
Reference in Fig. 1-6：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；K0:Switch, K11：Charge switch, K12：Discharge switch, K13:Current limliting is opened
Pass, K21：Charge switch, K22：Discharge switch, K23：Current limiting switch, Kn1：Charge switch, Kn2：Discharge switch；Kn3：Current limliting
Switch；FL1:Current sample element, FL2：Current sample element, FLn：Current sample element；BMS1：Battery management system 1,
BMSn：Battery management system n；Wherein n represents natural number.
Embodiment
Fig. 1 is the utility model with a kind of structural representation of mode in current limliting loop；First group of combiner unit is inverse by two
Only diode, (charge switch K11, discharge switch K12, current limiting switch K13, specifically can be with for the switch of three control charged states
Realized, determined depending on specific operating mode and actual requirement by D.C. contactor, solid-state relay or noncontacting switch), current limliting
(FL1 can specifically have current divider or Hall sensor to realize, depending on specific operating mode and reality for resistance (R1), current sample element
Border requires to determine) composition；Second group of combiner unit (is charged by the switch of two check diodes, three control charged states
K21, discharge switch K22, current limiting switch K23 are switched, specifically can be by D.C. contactor, solid-state relay or noncontacting switch
To realize, determined depending on specific operating mode and actual requirement), current-limiting resistance (R2), (FL2 can specifically have point current sample element
Flow device or Hall sensor to realize, determined depending on specific operating mode and actual requirement) composition；N combines road list by that analogy
Member is controlled switch (charge switch Kn1, discharge switch Kn2, the current limiting switch of charged state by two check diodes, three
Kn3, can specifically be realized by D.C. contactor, solid-state relay or noncontacting switch, depending on specific operating mode and actual requirement
To determine), current-limiting resistance (Rn), current sample element (FLn, can specifically have current divider or Hall sensor to realize, depending on
Specific operating mode and actual requirement are determined) composition.Behavior- Based control battery switch is classified as battery set charge/discharge state matrix：
By taking first group of combiner unit as an example：
Current-limiting charge
Only current limiting switch K13 is closed, and battery pack G1 branch road of Switching Power Supply B+, B- to including containing FL1, R1, K13 device fills
Electricity, while bringing onto load Z.
Charge normal
Only charge switch K11 is closed, battery pack G1 branch of Switching Power Supply B+, B- to including containing FL1, diode, K11 devices
Road is charged, while bringing onto load Z.
Loss protecting
When Switching Power Supply B+, B- dead electricity, now only discharge switch K12 is closed, and battery pack G1 powers to load Z, i.e., electric
Pond group G1, load Z, discharge switch K12, another diode, current sample element FL1 formation closed-loop path, are completed in switch
In the case of power supply B+, B- dead electricity, the power supply to loading Z.When battery voltage is less than protection value, discharge switch K12 is disconnected, is entered
Row battery low-voltage is protected.
Above-mentioned first group of combiner unit, the second assembled unit, until N groups combiner unit can realize successively charging or together
When charge, and can realize simultaneously 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：First group of combiner unit, the second assembled unit, until N combinations
Road unit can realize charging successively or while charge, and can realize discharge simultaneously) realization corresponding in Fig. 1 is unanimously.
Fig. 3 is the utility model without a kind of structural representation of mode in current limliting loop.First group of combiner unit is by two
Check diode, two control charged state switch (charge switch K11, discharge switch K12, can specifically be contacted by direct current
Device, solid-state relay or noncontacting switch are realized, are determined depending on specific operating mode and actual requirement), current sample element
(FL1 can specifically have current divider or Hall sensor to realize, be determined depending on specific operating mode and actual requirement) constitutes；The
Two groups of combiner units by two check diodes, two control charged state switch (charge switch K21, discharge switch K22,
It can specifically be realized by D.C. contactor, solid-state relay or noncontacting switch, come true depending on specific operating mode and actual requirement
It is fixed), (FL2, can specifically have current divider or Hall sensor to realize to current sample element, depending on specific operating mode and be actually subjected to
Ask to determine) composition；N groups combiner unit (is filled by the switch of two check diodes, two control charged states by that analogy
Electric switch Kn1, discharge switch Kn2, can specifically be realized by D.C. contactor, solid-state relay or noncontacting switch, depending on
Specific operating mode and actual requirement are determined), (FLn can specifically have current divider or Hall sensor to come real to current sample element
It is existing, determined depending on specific operating mode and actual requirement) composition.
Control unit (BMS) matches somebody with somebody one per Battery pack, and its major function has：Single battery voltage sampling, monocell temperature are adopted
Sample, charging and discharging currents sampling, overvoltage/undervoltage alarm and protection, high/low temperature alarm and protection, current-limiting protection, charging and discharging state control,
The functions such as the calculating of the parameters such as SOC, data storage, the intelligent sorting of data, data remote.
Behavior- Based control battery switch is classified as battery set charge/discharge state matrix：=.
Main control unit, combiner unit, the control unit structure in whole base station networking system refer to accompanying drawing 6.
By taking first group of combiner unit as an example：
Charge normal
Only charge switch K11 is closed, battery pack G1 branch of Switching Power Supply B+, B- to including containing FL1, diode, K11 devices
Road is charged, while bringing onto load Z.
Loss protecting
When Switching Power Supply B+, B- dead electricity, now only discharge switch K12 is closed, and battery pack G1 powers to load Z, i.e., electric
Pond group G1, load Z, discharge switch K12, another diode, current sample element FL1 formation closed-loop path, are completed in switch
In the case of power supply B+, B- dead electricity, the power supply to loading Z.When battery voltage is less than protection value, discharge switch K12 is disconnected, is entered
Row battery low-voltage is protected.
Above-mentioned first group of combiner unit, the second assembled unit, until N groups combiner unit can realize successively charging or together
When charge, and can realize simultaneously 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：First group of combiner unit, the second assembled unit, until N groups
Combiner unit can realize charging successively or while charge, and can realize discharge simultaneously) realization corresponding in Fig. 3 is unanimously.
Fig. 5 is the schematic diagram of the utility model combiner unit-battery pack；Fig. 6 is the utility model base station networking figure.
Embodiment 1 (one group of plumbic acid, two groups of echelon batteries, three or four class civil powers)：
Have first, second and third group of combiner unit, one of which plumbic acid make battery pack, two groups use echelon lithium battery, work as application
The situation of Switching Power Supply is used as in three or four class civil powers (civil power as shown in Fig. 6, bavin machine).Suitable charging modes：Charge successively,
Plumbic acid continues floating charge, echelon lithium electricity and shelved full of rear floating charge optional as requested or standby electricity after being full of, after exchange dead electricity simultaneously
Electric discharge, when discharging into second voltage, cuts off discharge loop.When civil power is normal, load is all the time by charger (switch electricity
Source) power supply.
Embodiment 2 (three groups of echelon batteries, new energy operating modes)：
First, second and third group of combiner unit uses echelon lithium battery, (the blower fan in Fig. 6 when applied to new energy operating mode
And/or photovoltaic panel as Switching Power Supply B+, B- when originating).Suitable charging modes：Charge simultaneously, because provided with current-limiting protection,
It will not overcharge.After being full of, as requested can floating charge, can standby electricity shelve.During electric discharge, by echelon lithium electricity band placing electricity.
Embodiment 3 (one group of plumbic acid, two groups of echelon batteries, peak load shifting operating modes)：
Have first, second and third group of combiner unit, one of which plumbic acid make battery pack, two groups use echelon lithium battery, for solving
The certainly situation of Switching Power Supply peak load shifting phenomenon.The suitable method of operation：Need during charging while charging, it is necessary to be disconnected when discharging
Charger and the connection of load, by echelon lithium electricity band placing electricity, plumbic acid is standby；
Paddy is powered 8 hours：Start to charge up；Flat power supply 8 hours, remains full of state；Peak supplying cell electric discharge.
Embodiment 4 (two groups of plumbic acids, nominal situation)：
Have first and second group of combiner unit, two groups make battery pack with plumbic acid nominal situation.Many Battery pack matrix management moulds
Formula not only can be managed effectively echelon battery, the battery equipped with two groups of plumbic acids originally also can be managed effectively, you can avoid electricity
It is in parallel between the group of pond to produce circulation, it also can flexibly select discharge and recharge strategy and the full electric method of operation；
The suitable method of operation：It can simultaneously charge or charge successively；Discharged simultaneously during electric discharge；
Embodiment 5 (original scheme, special operation condition-need to disable sometimes)：
The special operation condition of many Battery pack matrix management modes, for example：Sometimes the base station disabled is needed, not only can remotely cut off negative
Carry and (disconnect on-load switch K0), and self-discharge of battery can be supplemented at any time.Battery is avoided to shelve the excessive influence electricity of self discharge for a long time
Pond service life.
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 (7)
1. a kind of matrix control devices of multigroup battery pack in communication base station, it is characterised in that：Including multiple loads, switch electricity
Source, multigroup main control unit, multigroup battery pack combiner unit and multigroup battery pack, Switching Power Supply supply for multigroup battery pack combiner unit
Electricity, wherein each main control unit is used with unification battery pack combiner unit and a battery pack；Battery pack combining described in every group
Unit is made up of switch, the current sample element of two check diodes, two control charged states.
2. matrix control devices of a kind of multigroup battery pack in communication base station according to claim 1, it is characterised in that：Institute
State switch of the battery pack combiner unit also containing current-limiting resistance and a control charged state.
3. a kind of matrix control devices of the multigroup battery pack according to claim 1 or claim 2 in communication base station, its feature exists
In：It is described control charged state switch be D.C. contactor, solid-state relay, noncontacting switch in one or more.
4. matrix control devices of a kind of multigroup battery pack in communication base station according to claim 1, it is characterised in that：Institute
Current sample element is stated for current divider or Hall sensor.
5. matrix control devices of a kind of multigroup battery pack in communication base station according to claim 1, it is characterised in that：Institute
It is specially battery management system BMS to state main control unit.
6. matrix control devices of a kind of multigroup battery pack in communication base station according to claim 5, it is characterised in that：Institute
State battery management system BMS and contain system level chip SOC and GPRS module.
7. matrix control devices of a kind of multigroup battery pack in communication base station according to claim 1, it is characterised in that：Institute
The power supply source for stating Switching Power Supply is the one or more in blower fan, photovoltaic panel, civil power, diesel-driven generator.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201621490658.6U CN206542199U (en) | 2016-12-31 | 2016-12-31 | A kind of matrix control devices of multigroup battery pack in communication base station |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201621490658.6U CN206542199U (en) | 2016-12-31 | 2016-12-31 | A kind of matrix control devices of multigroup battery pack in communication base station |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108110862A (en) * | 2017-11-29 | 2018-06-01 | 北京杉杉凯励新能源科技有限公司 | The charge-discharge control system of echelon lithium battery in communication base station |
| CN110126673A (en) * | 2019-05-17 | 2019-08-16 | 中国铁塔股份有限公司 | A kind of battery echelon utilizes management system, electric car and communication base station |
-
2016
- 2016-12-31 CN CN201621490658.6U patent/CN206542199U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108110862A (en) * | 2017-11-29 | 2018-06-01 | 北京杉杉凯励新能源科技有限公司 | The charge-discharge control system of echelon lithium battery in communication base station |
| CN110126673A (en) * | 2019-05-17 | 2019-08-16 | 中国铁塔股份有限公司 | A kind of battery echelon utilizes management system, electric car and communication base station |
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