CN107171390A - A kind of hybrid energy-storing power supply instantaneous power control system - Google Patents
A kind of hybrid energy-storing power supply instantaneous power control system Download PDFInfo
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- CN107171390A CN107171390A CN201710440758.0A CN201710440758A CN107171390A CN 107171390 A CN107171390 A CN 107171390A CN 201710440758 A CN201710440758 A CN 201710440758A CN 107171390 A CN107171390 A CN 107171390A
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- 239000003990 capacitor Substances 0.000 claims abstract description 61
- 238000001514 detection method Methods 0.000 claims abstract description 32
- 238000004146 energy storage Methods 0.000 claims abstract description 9
- 230000005611 electricity Effects 0.000 claims description 8
- 238000009825 accumulation Methods 0.000 claims description 7
- 238000012983 electrochemical energy storage Methods 0.000 claims description 6
- 210000000352 storage cell Anatomy 0.000 claims description 6
- 210000004027 cell Anatomy 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 4
- 229910018095 Ni-MH Inorganic materials 0.000 claims description 3
- 229910018477 Ni—MH Inorganic materials 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 3
- 229910001416 lithium ion Inorganic materials 0.000 claims description 3
- 239000002131 composite material Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 239000000446 fuel Substances 0.000 description 4
- 230000032683 aging Effects 0.000 description 3
- 238000003483 aging Methods 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000010396 two-hybrid screening Methods 0.000 description 1
Classifications
-
- H02J7/0022—
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/345—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering using capacitors as storage or buffering devices
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a kind of hybrid energy-storing power supply instantaneous power control system, belong to dc source energy storage field.The control system of the present invention, including hybrid energy-storing power supply, DC/AC inverters, power detection module one, digital control unit and power detection module two, the realtime power of the detection load of power detection module one simultaneously sends digital control unit to, power detection module two detection hybrid energy-storing power supply in batteries and super capacitor group power output and send digital control unit to, digital control unit is according to the power output of batteries and super capacitor group in hybrid energy-storing power supply, instantaneous power driving DC/AC invertor operations needed for load, hybrid energy-storing power supply provides instantaneous power by DC/AC inverters to load.The present invention exports steady state power by batteries, and exporting peak power by super capacitor group realizes the power demand that impact is loaded, and system power-density is high, energy density is big, operational efficiency is high, controllability is strong.
Description
Technical field
The present invention relates to a kind of control system of hybrid energy-storing power supply, more specifically to a kind of hybrid energy-storing power supply
Instantaneous power control system, it is adaptable to the application scenario loaded with momentary high power.
Background technology
Energy stores are one of important technologies in the fields such as electric automobile, hybrid vehicle and fuel automobile, single
Although electrochemical energy storage cell have energy density it is high the characteristics of, there is also power density it is low the problem of；Super capacitor has
Have specific power high, can high current charge-discharge, and the discharge and recharge reaction time is rapid, the advantage having extended cycle life, and it has the disadvantage than energy
Amount is relatively low, and course continuation mileage is shorter.The hybrid energy-storing power supply being combined using electrochemical storage cell group and super capacitor group has height concurrently
The characteristics of power density and high-energy-density, momentary high power loading demand problem is can solve the problem that, in fields such as new-energy automobiles
Have a good application prospect.Such as China Patent No. ZL201420099721.8, authorized announcement date is on July 30th, 2014, hair
It is bright to create entitled：The hybrid electric vehicle composite power source of sef-adapting filter power dividing control, this application case is related to one kind certainly
The hybrid electric vehicle composite power source of adaptive filter power dividing control.The composite power source include battery, ultracapacitor and
Two-way DC/DC converters.Battery is directly connected with power bus, is used as main power source；Ultracapacitor passes through two-way DC/DC
Converter is connected with power bus, with bidirectional DC-DC converter accessory power supply in series.Bidirectional DC-DC converter is using non-
Isolated half-bridge structure.Ultracapacitor carries out power back-off to battery in composite power source in this application case, composite power source
Whole efficiency is significantly improved；Ultracapacitor can quickly and efficiently high current charge-discharge, regeneration system has been reclaimed to greatest extent
Energy.
Although the hybrid energy-storing power supply being made up of battery, ultracapacitor has above-mentioned advantage, stored up for mixing
For energy power supply, how to give full play to the advantage of battery and ultracapacitor to reach that more preferable regulating effect is this area skill
The technical barrier that art personnel are facing.In order to ensure that hybrid energy-storing power supply can export steady state power, impact load is met
Instantaneous power demands, need badly for above-mentioned a instantaneous power control system of hybrid energy-storing Power Management Design, with meet have
The application scenario of momentary high power load.
The content of the invention
1. the invention technical problem to be solved
It is an object of the invention to provide a kind of hybrid energy-storing power supply instantaneous power control system, using the technology of the present invention
Scheme, steady state power is exported by the batteries of hybrid energy-storing power supply, is exported by the super capacitor group of hybrid energy-storing power supply
Peak power realizes the power demand of impact load, and takes into full account the power output fortune of batteries and super capacitor group
Line range, it is to avoid batteries high power discharges, it is ensured that batteries are operated in its safe range；System power-density
It is high, energy density is big, operational efficiency is high, controllability is strong, can effectively extend the service life of DC energy storage power supply.
2. technical scheme
To reach above-mentioned purpose, the technical scheme that the present invention is provided is：
A kind of hybrid energy-storing power supply instantaneous power control system of the present invention, including hybrid energy-storing power supply, DC/AC inversions
Device, power detection module one, digital control unit and power detection module two, what the described detection of power detection module one was loaded
Realtime power simultaneously sends digital control unit to, in the described detection of power detection module two hybrid energy-storing power supply batteries and
The power output of super capacitor group simultaneously sends digital control unit to, and described digital control unit is according in hybrid energy-storing power supply
The required instantaneous power driving DC/AC invertor operations of the power output of batteries and super capacitor group, load, described is mixed
Close accumulation power supply and provide instantaneous power to load by DC/AC inverters.
Further, the rule of described digital control unit driving DC/AC invertor operations is：
(a) as the power output P of batteriesbatmin＜ Pbat(t) ＜ PbatmaxWhen, then Pbat(t)=P (t)；
(b) as the power output P of batteriesbat(t) ＞ PbatmaxWhen, Pbat(t)=Pbatmax, super capacitor group (1-2)
Power output Psu(t)=P (t)-Pbatmax；
(c) when the dump power of super capacitor group is less than PsuminWhen, batteries charge to super capacitor group；
In formula, PbatmaxThe peak power that can be exported for batteries, PbatminThe minimum power that can be exported for batteries,
PsuminThe minimum power that can be exported for super capacitor group；Wherein, PbatminAnd PbatmaxAccording to the chemical property of batteries and
Batteries residual capacity is determined；PsuminDetermined according to the performance of super capacitor group.
Further, described hybrid energy-storing power supply is by batteries, super capacitor group and two-way DC/DC inverters group
Into described super capacitor group is connected to DC/AC inverters with batteries respectively after being connected with two-way DC/DC inverters.
Further, described batteries are in series by n secondary battery unit；Described super capacitor group is by m
Individual supercapacitive cell is in series.
Further, described batteries use electrochemical energy storage cell group, described DC/AC inverters and load
For single-phase or three-phase.
Further, described electrochemical energy storage cell group is lead-acid batteries, Ni-MH battery group or lithium-ion electric
Pond group.
3. beneficial effect
The technical scheme provided using the present invention, compared with existing known technology, with following remarkable result：
(1) a kind of hybrid energy-storing power supply instantaneous power control system of the invention, it passes through the electric power storage of hybrid energy-storing power supply
Pond group output steady state power, exports peak power by the super capacitor group of hybrid energy-storing power supply and realizes the power that impact is loaded
Demand, controls the power output of batteries, reduces the peak power impact that batteries are subject to, while can solve the problem that battery
The problem of accumulation power supply instantaneous power is insufficient after group aging；And take into full account the output of batteries and super capacitor group
Power operation scope, it is to avoid batteries high power discharges, it is ensured that batteries are operated in its safe range；System power
Density is high, energy density is big, operational efficiency is high, controllability is strong, can effectively extend the service life of DC energy storage power supply, is applicable
In the application scenario loaded with momentary high power, in new-energy automobiles such as electric automobile, hybrid vehicle and fuel automobiles
There is good application prospect in field；
(2) a kind of hybrid energy-storing power supply instantaneous power control system of the invention, its digital control unit driving DC/AC is inverse
The rule for becoming device operation has taken into account the power output range of operation of batteries and super capacitor group, effectively protects batteries
And super capacitor group, in the case where meeting load instantaneous power needs, the service life of batteries is effectively extended, is lifted
The safety in utilization of batteries；
(3) a kind of hybrid energy-storing power supply instantaneous power control system of the invention, its hybrid energy-storing power supply by batteries,
Super capacitor group and two-way DC/DC inverters composition, super capacitor group connected with two-way DC/DC inverters after with battery component
DC/AC inverters are not connected to, the hybrid energy-storing power supply can reduce batteries high current charge-discharge number of times, improve battery
The service life of group；Also, batteries are in series by n secondary battery unit, super capacitor group is by m supercapacitive cell
It is in series, integrated level is high, compact conformation compared with parallel-connection structure, can more play the advantage of two kinds of energy-storage travelling wave tubes.
Brief description of the drawings
Fig. 1 is a kind of theory diagram of hybrid energy-storing power supply instantaneous power control system of the present invention；
Fig. 2 for the present invention in hybrid energy-storing power supply principle schematic.
Label declaration in schematic diagram：
1st, hybrid energy-storing power supply；2nd, DC/AC inverters；3rd, load；4th, power detection module one；5th, digital control unit；
6th, power detection module two；1-1, batteries；1-2, super capacitor group；1-3, two-way DC/DC inverters.
Embodiment
To further appreciate that present disclosure, with reference to accompanying drawing, the present invention is described in detail.
With reference to shown in Fig. 1 and Fig. 2, a kind of hybrid energy-storing power supply instantaneous power control system of the invention is stored up by mixing
The batteries 1-1 output steady state powers of energy power supply 1, the super capacitor group 1-2 for passing through hybrid energy-storing power supply 1 exports peak power
The power demand of impact load 3 is realized, control batteries 1-1 power output reduces the peak value that batteries 1-1 is subject to
Power rush, while can solve the problem that the problem of accumulation power supply instantaneous power is insufficient after batteries 1-1 agings；And fully
Consider batteries 1-1 and super capacitor group 1-2 power output range of operation, it is to avoid batteries 1-1 high power discharges,
Ensure that batteries 1-1 is operated in its safe range；System power-density is high, energy density is big, operational efficiency is high, controllability
By force, the service life of DC energy storage power supply can effectively be extended, it is adaptable to the application scenario loaded with momentary high power, in electricity
There is good application prospect in the new-energy automobile such as electrical automobile, hybrid vehicle and fuel automobile field.
Concrete scheme is：Including hybrid energy-storing power supply 1, DC/AC inverters 2, power detection module 1, digital control list
Member 5 and power detection module 26, the realtime power of the detection of power detection module 1 load 3 simultaneously send digital control unit 5 to,
Batteries 1-1 and super capacitor group 1-2 power output and transmission in the detection hybrid energy-storing of power detection module 26 power supply 1
To digital control unit 5, digital control unit 5 is according to batteries 1-1's in hybrid energy-storing power supply 1 and super capacitor group 1-2
Instantaneous power driving DC/AC inverters 2 needed for power output, load 3 are run, and hybrid energy-storing power supply 1 passes through DC/AC inverters
2 provide instantaneous power to load 3.As shown in Fig. 2 above-mentioned hybrid energy-storing power supply 1 is by batteries 1-1, super capacitor group 1-2
With two-way DC/DC inverters 1-3 composition, super capacitor group 1-2 connected with two-way DC/DC inverters 1-3 after with batteries 1-1
It is respectively connecting to DC/AC inverters 2.Batteries 1-1 is in series by n secondary battery unit；Super capacitor group 1-2 is by m
Supercapacitive cell is in series.
With reference to embodiment, the invention will be further described.
Embodiment
Referring to shown in Fig. 1 and Fig. 2, a kind of hybrid energy-storing power supply instantaneous power control system of the present embodiment, including mixing
Accumulation power supply 1, DC/AC inverters 2, power detection module 1, digital control unit 5 and power detection module 26, wherein mixed
Close accumulation power supply 1 to be made up of batteries 1-1, super capacitor group 1-2 and two-way DC/DC inverters 1-3, super capacitor group 1-2
DC/AC inverters 2 are respectively connecting to batteries 1-1 after being connected with two-way DC/DC inverters 1-3, in hybrid energy-storing electricity
In source 1, batteries 1-1 is used as main power source, super capacitor group 1-2 and two-way DC/DC inverters 1-3 auxiliary electricity in series
Source, the hybrid energy-storing power supply 1 can reduce batteries high current charge-discharge number of times, improve the service life of batteries.Separately
Outside, in the present embodiment, batteries 1-1 is in series by n secondary battery unit, and super capacitor group 1-2 is by m super capacitor
Unit is in series, using cascaded structure, and integrated level is high, and compact conformation compared with parallel-connection structure, can more play two kinds of energy storage members
The advantage of part；Super capacitor group 1-2 and batteries 1-1 use parallel-connection structure, and energy-storage system flexibility ratio is high.And preferably,
Batteries 1-1 uses electrochemical energy storage cell group, and DC/AC inverters 2 and load 3 are single-phase or three-phase, electrochemical energy storage electricity
Pond group is preferably further lead-acid batteries, Ni-MH battery group or Li-ion batteries piles.The detection of power detection module 1 is negative
The realtime power of load 3 simultaneously sends digital control unit 5 to, batteries in the detection hybrid energy-storing of power detection module 26 power supply 1
1-1 and super capacitor group 1-2 power output simultaneously send digital control unit 5 to, and digital control unit 5 is according to hybrid energy-storing electricity
Instantaneous power driving DC/AC inverters 2 in source 1 needed for batteries 1-1 and super capacitor group 1-2 power output, load 3
Operation, hybrid energy-storing power supply 1 provides instantaneous power by DC/AC inverters 2 to load 3.
In the present embodiment, the rule of the operation of the driving DC/AC of digital control unit 5 inverters 2 is：
(a) as batteries 1-1 power output Pbatmin＜ Pbat(t) ＜ PbatmaxWhen, then Pbat(t)=P (t)；
(b) as batteries 1-1 power output Pbat(t) ＞ PbatmaxWhen, Pbat(t)=Pbatmax, super capacitor group 1-2
Power output Psu(t)=P (t)-Pbatmax；
(c) when super capacitor group 1-2 dump power is less than PsuminWhen, batteries 1-1 fills to super capacitor group 1-2
Electricity；
In formula, PbatmaxThe peak power that can be exported for batteries 1-1, PbatminIt can be exported most for batteries 1-1
Small-power, PsuminThe minimum power that can be exported for super capacitor group 1-2；Wherein, PbatminAnd PbatmaxAccording to batteries 1-1's
Chemical property and batteries 1-1 residual capacities are determined；PsuminDetermined according to super capacitor group 1-2 performance.
That is, in the present embodiment, when batteries 1-1 power outputs are in the range of appropriate power, then electric power storage
Pond group 1-1 power outputs are equal to the demand power of load 3；When the power needed for load 3 is more than what batteries 1-1 can be exported
During peak power, batteries 1-1 power output is equal to the peak power that batteries 1-1 can be exported, super capacitor group
Power needed for 1-2 power outputs are equal to load 3 subtracts the power that batteries 1-1 is exported；When super capacitor group 1-2 is remaining
When power is less than the minimum power that it can be exported, batteries 1-1 charges to super capacitor group 1-2.Above-mentioned is digital control
The rule of the operation of the driving DC/AC of unit 5 inverters 2 has taken into account batteries 1-1 and super capacitor group 1-2 power output operation
Scope, effectively protects batteries 1-1 and super capacitor group 1-2, in the case where meeting load instantaneous power needs, effectively
Extend batteries 1-1 service life, lifting batteries 1-1 safety in utilization.
A kind of hybrid energy-storing power supply instantaneous power control system of the present embodiment, it passes through the electric power storage of hybrid energy-storing power supply 1
Pond group 1-1 exports steady state power, and exporting peak power by the super capacitor group 1-2 of hybrid energy-storing power supply 1 realizes that impact is born
The power demand of load, control batteries 1-1 power output reduces the peak power impact that batteries 1-1 is subject to, simultaneously
It can solve the problem that the problem of accumulation power supply instantaneous power is insufficient after batteries 1-1 agings；And take into full account batteries
1-1 and super capacitor group 1-2 power output range of operation, it is to avoid batteries 1-2 high power discharges, it is ensured that batteries
1-2 is operated in its safe range；System power-density is high, energy density is big, operational efficiency is high, controllability is strong, can be effective
Extend the service life of DC energy storage power supply, lifting batteries 1-1 safety in utilization, it is adaptable to negative with momentary high power
The application scenario of load, before having good application in the new-energy automobile such as electric automobile, hybrid vehicle and fuel automobile field
Scape.
Schematically the present invention and embodiments thereof are described above, the description does not have restricted, institute in accompanying drawing
What is shown is also one of embodiments of the present invention, and actual structure is not limited thereto.So, if the common skill of this area
Art personnel are enlightened by it, without departing from the spirit of the invention, without creatively designing and the technical scheme
Similar frame mode and embodiment, all should belong to protection scope of the present invention.
Claims (6)
1. a kind of hybrid energy-storing power supply instantaneous power control system, including hybrid energy-storing power supply (1) and DC/AC inverters (2), its
It is characterised by：Also include power detection module one (4), digital control unit (5) and power detection module two (6), described work(
The realtime power of rate detection module one (4) detection load (3) simultaneously sends digital control unit (5) to, described power detection mould
The power output of batteries (1-1) and super capacitor group (1-2) and sent in block two (6) detection hybrid energy-storing power supply (1)
Digital control unit (5), described digital control unit (5) is according to batteries (1-1) in hybrid energy-storing power supply (1) and super
Instantaneous power driving DC/AC inverters (2) operation needed for the power output of capacitance group (1-2), load (3), described mixing
Accumulation power supply (1) provides instantaneous power by DC/AC inverters (2) to load (3).
2. a kind of hybrid energy-storing power supply instantaneous power control system according to claim 1, it is characterised in that：Described number
Word control unit (5) driving DC/AC inverters (2) operation rule be：
(a) as the power output P of batteries (1-1)batmin＜ Pbat(t) ＜ PbatmaxWhen, then Pbat(t)=P (t)；
(b) as the power output P of batteries (1-1)bat(t) ＞ PbatmaxWhen, Pbat(t)=Pbatmax, super capacitor group (1-2)
Power output Psu(t)=P (t)-Pbatmax；
(c) when the dump power of super capacitor group (1-2) is less than PsuminWhen, batteries (1-1) are filled to super capacitor group (1-2)
Electricity；
In formula, PbatmaxThe peak power that can be exported for batteries (1-1), PbatminIt can be exported most for batteries (1-1)
Small-power, PsuminThe minimum power that can be exported for super capacitor group (1-2)；Wherein, PbatminAnd PbatmaxAccording to batteries (1-
1) chemical property and batteries (1-1) residual capacity is determined；PsuminDetermined according to the performance of super capacitor group (1-2).
3. a kind of hybrid energy-storing power supply instantaneous power control system according to claim 1 or 2, it is characterised in that：It is described
Hybrid energy-storing power supply (1) be made up of batteries (1-1), super capacitor group (1-2) and two-way DC/DC inverters (1-3), institute
The super capacitor group (1-2) stated is respectively connecting to DC/AC after being connected with two-way DC/DC inverters (1-3) with batteries (1-1)
Inverter (2).
4. a kind of hybrid energy-storing power supply instantaneous power control system according to claim 3, it is characterised in that：Described storage
Battery pack (1-1) is in series by n secondary battery unit；Described super capacitor group (1-2) is connected by m supercapacitive cell
Form.
5. a kind of hybrid energy-storing power supply instantaneous power control system according to claim 4, it is characterised in that：Described storage
Battery pack (1-1) uses electrochemical energy storage cell group, and described DC/AC inverters (2) and load (3) is single-phase or three-phase.
6. a kind of hybrid energy-storing power supply instantaneous power control system according to claim 5, it is characterised in that：Described electricity
Chemical energy storage battery pack is lead-acid batteries, Ni-MH battery group or Li-ion batteries piles.
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| CN201710440758.0A CN107171390A (en) | 2017-06-13 | 2017-06-13 | A kind of hybrid energy-storing power supply instantaneous power control system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109586353A (en) * | 2018-10-23 | 2019-04-05 | 江苏大学 | A kind of Current cut control device |
| CN110011340A (en) * | 2019-05-07 | 2019-07-12 | 江苏吉意信息技术有限公司 | Accumulation power supply Hysteresis control system and method, electronic equipment and storage medium |
| CN111152690A (en) * | 2018-11-08 | 2020-05-15 | 郑州宇通客车股份有限公司 | Energy control method and system for multi-power-supply time-varying characteristic of fuel cell vehicle |
| CN112165148A (en) * | 2020-09-18 | 2021-01-01 | 深圳市华宝新能源股份有限公司 | Control method of parallel energy storage power supply and parallel energy storage power supply |
| CN112366800A (en) * | 2020-11-05 | 2021-02-12 | 深圳市华宝新能源股份有限公司 | Parallel energy storage power supply output control method and device, electronic equipment and storage medium |
| CN112864516A (en) * | 2020-12-01 | 2021-05-28 | 江苏吉意信息技术有限公司 | Energy storage plug box applied to energy storage system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105703452A (en) * | 2016-04-25 | 2016-06-22 | 中物院成都科学技术发展中心 | Power supply system provided with power supply battery and super capacitor and power supply method |
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2017
- 2017-06-13 CN CN201710440758.0A patent/CN107171390A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105703452A (en) * | 2016-04-25 | 2016-06-22 | 中物院成都科学技术发展中心 | Power supply system provided with power supply battery and super capacitor and power supply method |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109586353A (en) * | 2018-10-23 | 2019-04-05 | 江苏大学 | A kind of Current cut control device |
| CN111152690A (en) * | 2018-11-08 | 2020-05-15 | 郑州宇通客车股份有限公司 | Energy control method and system for multi-power-supply time-varying characteristic of fuel cell vehicle |
| CN110011340A (en) * | 2019-05-07 | 2019-07-12 | 江苏吉意信息技术有限公司 | Accumulation power supply Hysteresis control system and method, electronic equipment and storage medium |
| CN112165148A (en) * | 2020-09-18 | 2021-01-01 | 深圳市华宝新能源股份有限公司 | Control method of parallel energy storage power supply and parallel energy storage power supply |
| CN112366800A (en) * | 2020-11-05 | 2021-02-12 | 深圳市华宝新能源股份有限公司 | Parallel energy storage power supply output control method and device, electronic equipment and storage medium |
| CN112864516A (en) * | 2020-12-01 | 2021-05-28 | 江苏吉意信息技术有限公司 | Energy storage plug box applied to energy storage system |
| CN112864516B (en) * | 2020-12-01 | 2024-01-30 | 江苏吉意信息技术有限公司 | Energy storage plug box applied to energy storage system |
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Application publication date: 20170915 |