CN205029416U - Little capacity distribution formula energy memory and energy storage cabinet - Google Patents
Little capacity distribution formula energy memory and energy storage cabinet Download PDFInfo
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- CN205029416U CN205029416U CN201520826643.1U CN201520826643U CN205029416U CN 205029416 U CN205029416 U CN 205029416U CN 201520826643 U CN201520826643 U CN 201520826643U CN 205029416 U CN205029416 U CN 205029416U
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Abstract
The utility model provides a little capacity distribution formula energy memory, includes: storage battery for the storage electric quantity that provides of external power source and be used for providing the power to the alternating load, charge controllers is with storage battery signal connection for switching storage battery charges, exoelectric operating condition, the selection control ware that charges is including first passageway and second channel, the selection control ware that charges is used for the switching state to charge to storage battery through charge controllers through first passageway or second channel with the selection. The utility model discloses at first select new forms of energy power generating equipment to charge to storage battery, when the not enough or commercial power of generation of electricity by new energy is in the power consumption low ebb, charge to storage battery through the commercial power, when storage battery 1's brownout, the commercial power bypass of going back the accessible dc -to -ac converter is to load direct power feeding, convenient to use, reliable, with low costs. One kind little capacity distribution formula energy storage cabinet is still disclosed.
Description
Technical field
The present invention relates to new forms of energy application, be specifically related to a kind of low capacity distributed energy storage device and energy storage cabinet.
Background technology
Energy storage technology obtains applying more and more widely in fields such as new forms of energy, intelligent grid, power-saving technology, electric automobiles, energy storage technology is grid-connected in extensive regenerative resource, in distributed power generation, in the upgrading, energy storage of avoiding the peak hour of traditional electrical network, and build away from the independence of electrical network in solution, there is important effect in family etc. in electric unit electricity consumption, be the most effective technology means of generally acknowledging at present, and battery energy storage technology is current most widely used energy storage technology.
Energy storage device utilizes energy storage carrier temporarily to be stored by electric energy usually, discharges in the time needed.At present, energy storage device is more, be used for the new-energy grid-connecteds such as photovoltaic, have for regulate electric power quality, have for electric automobile energy storage etc.In prior art, battery energy storage is conventional energy storage mode, actual use in the problems such as the parameter monitoring such as electric current, voltage, capacity between unbalanced, the battery unit of the discharge and recharge that often occurs and battery pack and battery rack and discharge and recharge depart from, namely energy storage is not combined with monitoring function by energy storage device, the energy storage device of charge power supply form can not selected to be applied to individual load, or build away from the independence of electrical network, the situation of the electric unit such as family.。
Summary of the invention
The technical problem to be solved in the present invention is for battery energy storage mode, energy storage is combined with power supply selection function, charge power supply is selected to be civil power or generation of electricity by new energy form, make full use of generation of electricity by new energy energy storage, to make to select suitable power supply punching electricity when new energy is not enough or civil power is in low power consumption.
According to first aspect, the application provides a kind of low capacity distributed energy storage device, comprising:
Batteries, for storing electricity that external power source provides and for providing power supply to AC load; Charging-discharging controller, is connected with batteries signal, for switching the operating state of battery charging, electric discharge; Charging selection control, is connected with charging-discharging controller signal, comprises first passage and second channel; First passage is used for being connected to civil power, and second channel is used for being connected to generation of electricity by new energy equipment; Charging selection control be used for switching state with select be first passage work or second channel by charging-discharging controller to described charge in batteries.。
Further, also comprise: battery data logging device, be connected with batteries signal, for the state of Real-Time Monitoring batteries running parameter, overcharge to prevent, cross and put.
Preferably, running parameter comprises: battery cell voltage, total voltage, battery current, the internal resistance of cell, charging and discharging currents etc., comprises the parameter monitorings such as the voltage of battery pack, electric current, ampere-hour, voltage hour.Preferably, battery data logging device is monitoring trigger alarm when running parameter exceedes preset value.
Further, also comprise: inverter, be connected between charging-discharging controller and AC load.
According to second aspect, the application provides a kind of low capacity distributed energy storage cabinet, comprising:
Cabinet; Also comprise above-mentioned low capacity distributed energy storage device, low capacity distributed energy storage device is arranged in described cabinet.
Further, cabinet is divided into upper and lower layer, and batteries is placed in the lower floor of cabinet.
Further, the base of cabinet is also provided with wheel.
Technical solution of the present invention, tool has the following advantages:
Low capacity distributed energy storage device provided by the invention and energy storage cabinet, because charging selection control provides first passage and second channel, first passage is used for being connected to civil power, second channel is used for being connected to generation of electricity by new energy equipment, charging selection control can switch selects first passage and second channel by charging-discharging controller to battery charging, thus, it is made to select newly can to battery charging, or can select commercial power charged when new forms of energy undercharge or civil power are in low power consumption.
As preferred technical scheme, owing to adding battery data logging device, therefore, it is possible to realize carrying out Real-Time Monitoring to the operating state of batteries, energy storage is combined with monitoring function, improves the reliability and security that this device uses.
Energy storage device of the present invention is applicable to being applied to distributed individual load, or build away from the independence of electrical network, family etc. uses electric unit.
Accompanying drawing explanation
In order to be illustrated more clearly in the specific embodiment of the invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of low capacity distributed energy storage apparatus structure schematic diagram disclosed in the embodiment of the present invention;
Fig. 2 is a kind of low capacity distributed energy storage cabinet schematic diagram disclosed in the embodiment of the present invention.
Embodiment
Be clearly and completely described technical scheme of the present invention below in conjunction with accompanying drawing, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making other embodiments all obtained under creative work prerequisite, belong to the scope of protection of the invention.
As long as the technical characteristic involved by the different execution mode of the present invention described does not below form conflict each other and just can be combined with each other.
Please refer to Fig. 1, a kind of low capacity distributed energy storage apparatus structure signal disclosed in the present embodiment, this low capacity distributed energy storage device comprises: batteries 1, charging-discharging controller 2 and charging selection control 3, wherein,
Batteries 1 is for the electricity that stores external power source and provide and for providing power supply to AC load, and in the present embodiment, external power source can be civil power, also can be generation of electricity by new energy equipment.In a particular embodiment, batteries 1 can be made up of lithium battery, and selects other batteries according to actual conditions, and determines number of batteries, as 6*12V according to technical parameters such as the monomer battery voltages selected.
Charging-discharging controller 2 is connected with batteries 1 signal, for switching the operating state that batteries 1 is charged, discharged.When in batteries 1, electricity is inadequate, under the control of charging-discharging controller 2, external power source charges to batteries 1; When needs are to external communication load supplying, under the control of charging-discharging controller 2, by inverter to batteries 1 externally AC load power supply is provided.In the present embodiment, charging-discharging controller 2 can select commercial scale plant, not only has charging/discharging function and also has charge power supply selection function, during charging, can by charging, electric discharge parameter state show, and have overcharge, Cross prevention function.In a preferred embodiment, charging-discharging controller 2 can also be with LCDs and guidance panel, convenient operation, certainly, can also have RS232 serial ports and Modbus bus communication interface.
Charging selection control 3, is connected with charging-discharging controller signal, comprises first passage and second channel.Wherein, first passage is used for being connected to civil power, and second channel is used for being connected to generation of electricity by new energy equipment 4; ; Charge selection control 3 for switching state to select first passage or second channel work, and is charged to batteries 1 by charging-discharging controller.During use, select to be commercial power charged pattern or generation of electricity by new energy equipment charge pattern by switch.
In the present embodiment, the connection of second channel and new forms of energy is reserved, and generation of electricity by new energy equipment 4 can be photovoltaic, can be also wind-powered electricity generation, not belong to this device context.In a particular embodiment, charging selection control 3 can select commercial scale plant, is civil power or generation of electricity by new energy equipment 4 for selecting charge power supply.The input voltage of charging selection control 3 is AC220V, electric current 1A, exports maximum current 20A, and preferred compatible direct current, interchange input, have constant current output device.In a preferred embodiment; the charging-discharging controller with charging selection function can be selected (to synthesize 1 equipment by charging-discharging controller 2 and charging selection control 3; there is the function of the two); can also have protection battery pack as short circuit, overload and anti-reverse protection, there is lifting, directly fill, floating charge, charging return voltage compensation performance.
In a preferred embodiment, this low capacity distributed energy storage device also comprises: battery data logging device 5, and battery data logging device 5 is connected with batteries 1 signal, for the state of Real-Time Monitoring batteries 1 running parameter.Wherein, the running parameter of batteries 1 comprises: battery cell voltage, total voltage, battery current, the internal resistance of cell and charging and discharging currents etc., the parameter monitoring such as the voltage of battery pack, electric current, ampere-hour, voltage hour.When battery data logging device 5 real-time monitor running parameter exceed preset value time, can trigger alarm.In a particular embodiment, battery data logging device 5 can select commercial scale plant, has easily extensible inspection function.Battery data logging device 5 pairs of battery pack operating states carry out Real-Time Monitoring, fault alarm, improve the reliability of whole plant running.Particularly, battery data logging device 5 can as required to the monitoring in real time such as battery cell voltage, total voltage, battery current, the internal resistance of cell, charging and discharging currents, to parameter monitorings such as the voltage of battery pack and battery rack, electric current, ampere-hour, voltages hour, certainly, user also can the various alarm parameters of sets itself.In a preferred embodiment, battery data logging device 5 is with LCDs and guidance panel, convenient operation, has RS232 serial ports.Battery data logging device 5 can be real-time monitoring each joint storage battery state, prevent overcharge, cross put.
In a preferred embodiment, this low capacity distributed energy storage device also comprises: inverter 6, inverter 6 is connected between charging-discharging controller 2 and AC load.The power supply that inverter 6 is used for batteries 1 exports by charging-discharging controller carries out inversion to be supplied to AC load.In a particular embodiment, inverter 6 can select commercial scale plant, and such as parameter is 3 ~ 5KW, and inversion exports 220VAC ± 5%/50Hz ± 1%.Preferably, civil power bypass functionality is with by inverter 6, has output overloading protection, short-circuit protection, over etc. and improves defencive function and LCD man-machine interface.Accept batteries when commercial power interruption or voltage exceed prescribed limit to power, inverter provides 220V/50HZ Alternating Current Power Supply and inverter mode to export, thus the normal work of proof load, namely operating state is civil power bypass-EPS back type; When battery undervoltage, inverter will transfer civil power bypass to, now automatically charge the battery, and civil power is directly to load supplying, and namely operating state is that inversion exports-UPS backup type.
In a preferred embodiment, this low capacity distributed energy storage device can further include low-voltage electrical apparatus part.Such as: circuit breaker and power selection switch, be contained in card; It is civil power or generation of electricity by new energy that power selection switch is used for selection, is the protection to charging selection control; The first-class device of other earth leakage circuit-breaker, binding post, fuse, wire casing, power plug, particularly, these low-voltage electrical apparatus parts can be arranged in electrical control cubicles, do not repeat them here.
In the specific implementation:
When such as photovoltaic generation is comparatively sufficient for generation of electricity by new energy equipment 1, under the control of charging selection control 1, photovoltaic generating system is charged by the second channel accumulators of charge controller 1.Certainly, under the control of charging selection control 1, photovoltaic generating system can also provide power by inverter 6 to AC load, or uses directly to DC load.
When charging-discharging controller 2 detects the brownout of batteries 1, inverter 6 can be switched to civil power bypass, provides power to support by civil power directly to AC load; And when charging-discharging controller 2 detects that cell voltage rises to predeterminated voltage, inverter 6 can be switched to inverter mode, provide DC power supply by batteries 1 to inverter.In the present embodiment, predeterminated voltage can rule of thumb be determined.
When civil power low power consumption inexpensively or photovoltaic generation can not load-supporting time (as the cloudy day or at night), civil power is undertaken charging by the first passage accumulators 1 of charge controller 1 and to be realized by charging option switch.
Please refer to Fig. 2, the present embodiment also discloses a kind of low capacity distributed energy storage cabinet, comprising: cabinet 100, and low capacity distributed energy storage device disclosed in above-described embodiment, wherein, is arranged in cabinet incorporated by reference to Fig. 1 and Fig. 2 low capacity distributed energy storage device.In a particular embodiment, low capacity distributed energy storage can also arrange mains switch K0 and power selection switch K1 etc. cashier's office in a shop, for realizing the Non-follow control of user.
In a preferred embodiment, cabinet 100 is at least divided into upper and lower two-layer, batteries 1 is placed in the lower floor of cabinet 100, and other parts such as charging-discharging controller 2, charging selection control 3, battery data logging device 5 and the inverter 6 etc. of low capacity distributed energy storage device can be arranged on the upper strata of cabinet 100.There is separator between upper strata and lower floor, this device is used safer.In a preferred embodiment, on the surrounding sidewall placing batteries bottom can the standard width of a room in an old-style house apart from the louvre of Φ 3mm of 200*200 so that batteries heat radiation.
In a particular embodiment, the size of cabinet 100 can be such as 800*500*1300mm (wide * is dark, and * is high), and the material preparing cabinet 100 is preferably steel plate, and is coated with antirust paint.In a preferred embodiment, upper and lower two-layer between can also separator be set.
In a preferred embodiment, the base of cabinet 100 can also be provided with wheel, so that mobile and use.
Low capacity distributed energy storage device provided by the invention and energy storage cabinet, because charging selection control provides first passage and second channel, first passage is used for being connected to civil power, second channel is used for being connected to generation of electricity by new energy equipment, charging selection control can switch first passage and second channel to battery charging, first selects generation of electricity by new energy equipment to battery charging; When generation of electricity by new energy is not enough or civil power is at a low ebb, charging selection control can switch first passage by civil power to battery charging; When the brownout of batteries 1, the civil power bypass also by inverter is directly powered to load.Easy to use, reliable, cost is low.
In a preferred embodiment, owing to adding battery data logging device, therefore, it is possible to realize carrying out Real-Time Monitoring to the operating state of batteries.
This device has to be selected easily and controls discharge and recharge power supply function, is applicable to distributed, little user, family, isolated user etc. away from electrical network.
Obviously, above-described embodiment is only for clearly example being described, and the restriction not to execution mode.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all execution modes.And thus the apparent change of extending out or variation be still among the protection range of the invention.
Claims (8)
1. a low capacity distributed energy storage device, comprising:
Batteries, for storing electricity that external power source provides and for providing power supply to AC load;
Charging-discharging controller, is connected with described batteries signal, for switching the operating state of battery charging, electric discharge;
It is characterized in that, also comprise:
Charging selection control, is connected with charging-discharging controller signal; Charging selection control comprises first passage and second channel; Described first passage is used for being connected to civil power, and described second channel is used for being connected to generation of electricity by new energy equipment; ; Described charging selection control be used for switching state with select first passage work or second channel work with by charging-discharging controller to described charge in batteries.
2. low capacity distributed energy storage device as claimed in claim 1, is characterized in that, also comprise:
Battery data logging device, is connected with batteries signal, for monitoring the state of batteries running parameter.
3. low capacity distributed energy storage device as claimed in claim 2, it is characterized in that, described running parameter comprises: at least one item in battery cell voltage, total voltage, battery current, the internal resistance of cell and charging and discharging currents.
4. low capacity distributed energy storage device as claimed in claim 2, is characterized in that, described battery data logging device is monitoring trigger alarm when described running parameter exceedes preset value.
5. the low capacity distributed energy storage device as described in claim 1-4 any one, is characterized in that, also comprise: inverter, be connected between charging-discharging controller and AC load.
6. a low capacity distributed energy storage cabinet, comprising: cabinet; It is characterized in that, also comprise:
Low capacity distributed energy storage device as described in claim 1-5 any one, described low capacity distributed energy storage device is arranged in described cabinet.
7. low capacity distributed energy storage cabinet as claimed in claim 6, it is characterized in that, described cabinet is divided into upper and lower layer, and described batteries is placed in the lower floor of described cabinet.
8. low capacity distributed energy storage cabinet as claimed in claims 6 or 7, is characterized in that, the base of described cabinet is also provided with wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520826643.1U CN205029416U (en) | 2015-10-23 | 2015-10-23 | Little capacity distribution formula energy memory and energy storage cabinet |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520826643.1U CN205029416U (en) | 2015-10-23 | 2015-10-23 | Little capacity distribution formula energy memory and energy storage cabinet |
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| CN205029416U true CN205029416U (en) | 2016-02-10 |
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| CN201520826643.1U Expired - Fee Related CN205029416U (en) | 2015-10-23 | 2015-10-23 | Little capacity distribution formula energy memory and energy storage cabinet |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106169622A (en) * | 2016-07-21 | 2016-11-30 | 上海致远绿色能源股份有限公司 | It is applicable to management method for storage battery group and the device of wind-solar-diesel complementary electricity generation system |
| CN111193281A (en) * | 2020-02-18 | 2020-05-22 | 长沙矿冶研究院有限责任公司 | User side distributed energy storage system |
| CN113394802A (en) * | 2021-06-18 | 2021-09-14 | 深圳市万维博新能源技术有限公司 | Distributed energy storage charging and battery replacing pile based on household micro-grid system |
| CN114513047A (en) * | 2022-02-17 | 2022-05-17 | 山东华全动力股份有限公司 | Portable energy storage power supply and portable energy storage power supply cabinet |
| CN116454852A (en) * | 2023-06-14 | 2023-07-18 | 深圳安培时代数字能源科技有限公司 | Power supply control method and related device |
-
2015
- 2015-10-23 CN CN201520826643.1U patent/CN205029416U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106169622A (en) * | 2016-07-21 | 2016-11-30 | 上海致远绿色能源股份有限公司 | It is applicable to management method for storage battery group and the device of wind-solar-diesel complementary electricity generation system |
| CN111193281A (en) * | 2020-02-18 | 2020-05-22 | 长沙矿冶研究院有限责任公司 | User side distributed energy storage system |
| CN113394802A (en) * | 2021-06-18 | 2021-09-14 | 深圳市万维博新能源技术有限公司 | Distributed energy storage charging and battery replacing pile based on household micro-grid system |
| CN113394802B (en) * | 2021-06-18 | 2022-03-01 | 深圳市万维博新能源技术有限公司 | Distributed energy storage charging and battery replacing pile based on household micro-grid system |
| CN114513047A (en) * | 2022-02-17 | 2022-05-17 | 山东华全动力股份有限公司 | Portable energy storage power supply and portable energy storage power supply cabinet |
| CN116454852A (en) * | 2023-06-14 | 2023-07-18 | 深圳安培时代数字能源科技有限公司 | Power supply control method and related device |
| CN116454852B (en) * | 2023-06-14 | 2023-08-15 | 深圳安培时代数字能源科技有限公司 | Power supply control method and related device |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160210 Termination date: 20211023 |
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| CF01 | Termination of patent right due to non-payment of annual fee |