CN209805450U - Electric power storage adjusting system - Google Patents

Electric power storage adjusting system Download PDF

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Publication number
CN209805450U
CN209805450U CN201920638841.3U CN201920638841U CN209805450U CN 209805450 U CN209805450 U CN 209805450U CN 201920638841 U CN201920638841 U CN 201920638841U CN 209805450 U CN209805450 U CN 209805450U
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CN
China
Prior art keywords
module
electric
discharging
circuit breaker
charging
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Active
Application number
CN201920638841.3U
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Chinese (zh)
Inventor
田亚荣
黄护林
周晴
曹海英
王鹏
倪野
赵植城
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nanjing Guodian Nan Automation Energy Engineering Technology Co ltd
Nanjing University of Aeronautics and Astronautics
Original Assignee
Nanjing Guodian Nan Automation Energy Engineering Technology Co ltd
Nanjing University of Aeronautics and Astronautics
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Application filed by Nanjing Guodian Nan Automation Energy Engineering Technology Co ltd, Nanjing University of Aeronautics and Astronautics filed Critical Nanjing Guodian Nan Automation Energy Engineering Technology Co ltd
Priority to CN201920638841.3U priority Critical patent/CN209805450U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

Abstract

The utility model discloses an electric power storage adjusting system, which comprises a plurality of groups of storage batteries which are connected in parallel and are respectively provided with a charging module and a discharging module, wherein a charging input port of the charging module is connected with an energy collecting module through a first circuit breaker, and a discharging output port of the discharging module is connected with a load through a second circuit breaker; the storage batteries are respectively provided with an electric quantity detection module connected with the main control module; the main control module respectively controls the on-off of the first circuit breaker and the second circuit breaker through the electric quantity fed back by the electric quantity detection module. The real-time capacity (peak value) of each storage battery is used, the actual electric quantity is used as a floating value, other storage batteries connected in parallel are controlled to be closed by the main control module, and differential charging and discharging and modular management among the storage batteries are achieved; the health use of single battery has been guaranteed furthest, the life of extension battery, simultaneously, avoids the battery to cause the waste of electric energy because of overcharging, causes the loss of battery because of overdischarge, has very strong practicality and extensive suitability.

Description

Electric power storage adjusting system
Technical Field
the invention relates to a regulating system, in particular to an electric power storage regulating system, and belongs to the technical field of electric power storage energy conservation.
Background
The traditional solar/wind power supply system mainly comprises a charge and discharge controller, a storage battery (group) and a solar panel/wind generating set.
the storage battery (pack) is easy to lose due to the fact that the storage battery (pack) is in severe environment conditions such as high temperature, humidity and sand wind or frequent storage and discharge of the storage battery (pack) after long-time use, and the capacitance of the storage battery (pack) is reduced; meanwhile, the overcharge and the over-power consumption of a single group of storage batteries cause the waste of electric energy, and the storage batteries are easily damaged greatly, so that the performance of the storage batteries is influenced, even the component faults of the charge and discharge circuit are caused, and the great economic loss is caused.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a power storage regulation system which is used in a differentiated mode and is managed in a modularized mode.
in order to achieve the above object, the present invention adopts the following technical solutions:
An electric power storage regulating system comprises a plurality of groups of storage batteries which are connected in parallel and are respectively provided with a charging module and a discharging module,
The charging input port of the charging module is connected with the energy collecting module through a first circuit breaker, and the discharging output port of the discharging module is connected with a load through a second circuit breaker;
the storage batteries are respectively provided with an electric quantity detection module connected with the main control module;
The main control module respectively controls the on-off of the first circuit breaker and the second circuit breaker through the electric quantity fed back by the electric quantity detection module.
the energy collecting module comprises a solar cell panel or a wind driven generator.
The electric quantity detection module comprises a coulometer and an electricity meter.
the charging module and the discharging module can be provided with an upper end power supply indicator lamp for displaying the input of electricity from the upper end.
The main control module, the charging module and the discharging module are provided with lower end power supply indicating lamps for displaying power supply to the lower ends.
The main control module, the charging module and the discharging module are provided with working indicator lamps for displaying that the modules are in working states.
The invention has the advantages that:
the invention relates to an electric power storage regulating system, which is based on real-time electric capacity (peak value) of each storage battery, and takes actual electric quantity as a floating value to carry out charging and discharging; the other storage batteries connected in parallel control the closing of each breaker through the main control module to realize the differential charging and discharging among the storage batteries; so as to realize the modular management of each storage battery; the healthy use of single battery has furthest been guaranteed, the life of extension battery, simultaneously, avoids the battery to cause the waste of electric energy because of overcharging, causes the loss of battery because of overdischarging.
The power storage adjusting system is simple in structure and convenient to use, integrates real-time capacitance of each storage battery, is used in a differentiated mode, is managed in a modularized mode, facilitates fault judgment and maintenance, does not affect safe use of circuits, and has strong practicability and wide applicability.
Drawings
Fig. 1 is a schematic configuration diagram of an electricity storage conditioning system of the present invention.
The designations in the drawings have the following meanings: 1. the circuit breaker comprises a first circuit breaker, a second circuit breaker and a power detection module, wherein the first circuit breaker 2 and the second circuit breaker 3 are connected with the power detection module.
Detailed Description
The invention is described in detail below with reference to the figures and the embodiments.
The invention relates to an electric power storage regulating system which comprises a plurality of groups of storage batteries connected in parallel, a coulometer and a plurality of circuit breakers.
Each storage battery is connected with an energy collecting module (a solar cell panel or a wind driven generator) through a first circuit breaker through a charging input port of a charging module, and is connected with a load through a second circuit breaker through a discharging output port of a discharging module;
Each storage battery is respectively provided with a coulometer connected with the main control module; the main control module respectively controls the on-off of the first circuit breaker and the second circuit breaker through the electric quantity fed back by the electric quantity detection module.
The charging module and the discharging module are provided with upper end power supply indicating lamps for displaying that electricity is input from the upper end.
The main control module, the charging module and the discharging module are provided with lower end power supply indicating lamps for displaying power supply to the lower ends.
the main control module, the charging module and the discharging module are provided with working indicator lamps for displaying that the modules are in working states.
by indicating the status of the lights, a point of failure can be identified.
When in use, the utility model is used,
manual mode:
Presetting rated electric capacity (peak value) and safe electric quantity (bottom value) of each storage battery in the main control module; the coulometer monitors the current electric quantity of the storage battery in real time and feeds the current electric quantity back to the main control module; the main control module respectively controls the on-off of the first circuit breaker and the second circuit breaker according to the current electric quantity.
For example, when the current electric quantity reaches 90-95% of the electric capacity (peak value) during charging, the first breaker is disconnected, and the continuous charging is stopped, so that the overcharge is prevented; the energy collecting module continuously charges other storage batteries connected in parallel;
During discharging, when the current electric quantity is reduced to 5-10% of the electric capacity (peak value), the second circuit breaker is disconnected, the continuous discharging is stopped, and the over-discharging is prevented; (other batteries in parallel continue to discharge, providing power); at the moment, the main control module is connected with the disconnected first circuit breaker, and the storage battery enters a charging mode.
When the current electric quantity reaches 60-70% of the electric capacity (peak value), the second breaker which is disconnected is switched on again, enters a state to be discharged, and is continuously charged.
Automatic mode:
The coulometer monitors the rated capacitance (peak value) of each storage battery in real time and feeds the rated capacitance back to the main control module; presetting a threshold value proportion of a circuit breaker in a main control module; for example: presetting the breaking threshold value of the first breaker as 90-95% of the capacitance (peak value); presetting the breaking threshold value of the second breaker as 5-10% of the capacitance (peak value); the turn-on threshold of the first circuit breaker is preset to 60-70% of the capacity (peak value).
the main control module monitors the current electric quantity of the storage battery in real time according to the coulometer, and controls the on-off of the first circuit breaker and the second circuit breaker respectively, and the operation is the same as above.

Claims (6)

1. An electric power storage regulation system is characterized by comprising a plurality of groups of storage batteries which are connected in parallel and are respectively provided with a charging module and a discharging module,
The charging input port of the charging module is connected with the energy collecting module through a first circuit breaker, and the discharging output port of the discharging module is connected with a load through a second circuit breaker;
The storage batteries are respectively provided with an electric quantity detection module connected with the main control module;
The main control module respectively controls the on-off of the first circuit breaker and the second circuit breaker through the electric quantity fed back by the electric quantity detection module.
2. The electrical storage conditioning system of claim 1, wherein the energy collection module comprises a solar panel or a wind generator.
3. The electrical storage conditioning system of claim 1, wherein the charge detection module comprises a coulometer or an electricity meter.
4. The power storage conditioning system of claim 1, wherein the charging and discharging modules are provided with an upper power indicator for indicating that power is input from the upper end.
5. the power storage conditioning system of claim 1, wherein the master control module, the charging module and the discharging module are provided with a lower power indicator for indicating that power is supplied to the lower end.
6. The power storage regulation system of claim 1, wherein the main control module, the charging module and the discharging module are provided with operation indicator lamps for indicating that the modules are in operation.
CN201920638841.3U 2019-05-07 2019-05-07 Electric power storage adjusting system Active CN209805450U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920638841.3U CN209805450U (en) 2019-05-07 2019-05-07 Electric power storage adjusting system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920638841.3U CN209805450U (en) 2019-05-07 2019-05-07 Electric power storage adjusting system

Publications (1)

Publication Number Publication Date
CN209805450U true CN209805450U (en) 2019-12-17

Family

ID=68832112

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920638841.3U Active CN209805450U (en) 2019-05-07 2019-05-07 Electric power storage adjusting system

Country Status (1)

Country Link
CN (1) CN209805450U (en)

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