CN112531754A - Design method of multi-energy-source-accessed energy storage shelter - Google Patents
Design method of multi-energy-source-accessed energy storage shelter Download PDFInfo
- Publication number
- CN112531754A CN112531754A CN202011430556.6A CN202011430556A CN112531754A CN 112531754 A CN112531754 A CN 112531754A CN 202011430556 A CN202011430556 A CN 202011430556A CN 112531754 A CN112531754 A CN 112531754A
- Authority
- CN
- China
- Prior art keywords
- energy
- energy storage
- battery
- power
- module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- 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
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/28—Arrangements for balancing of the load in a network by storage of energy
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/10—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers
-
- 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
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/01—Arrangements for reducing harmonics or ripples
-
- 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
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/18—Arrangements for adjusting, eliminating or compensating reactive power in networks
-
- 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
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
-
- 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
-
- 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
- H02J7/00032—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange
-
- 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
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
- H02J7/0014—Circuits for equalisation of charge between batteries
-
- 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
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
- H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
-
- 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
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
- H02J7/005—Detection of state of health [SOH]
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/76—Power conversion electric or electronic aspects
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/30—Reactive power compensation
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/40—Arrangements for reducing harmonics
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/20—Climate change mitigation technologies for sector-wide applications using renewable energy
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
The invention discloses a design method of an energy storage shelter with multi-energy access, which comprises a distributed power supply access, an energy storage access, an energy conversion device, a power distribution device, a central controller, an embedded energy management system and monitoring and protecting equipment, wherein the energy storage access, the energy conversion device, the power distribution device, the central controller, the embedded energy management system and the monitoring and protecting equipment are connected with a photovoltaic system, the shelter adopts a prefabricated form, an energy router, two energy storage cabinets, an alternating current and direct current switch cabinet and a BMS management system are arranged in the shelter, and the energy router comprises an AC/DC power supply module, an AC/DC wind power module, a DC/DC low-voltage module, a. The invention relates to the technical field of energy storage square cabins, and provides a safe and reliable mobile power supply platform solution which can be transported on a vehicle and deployed quickly by adopting a prefabricated form for a square cabin; can insert photovoltaic, wind energy, oil machine and commercial power, provide the new forms of energy interface, the access of the new forms of energy of being convenient for has reduced artificial intensity of labour.
Description
Technical Field
The invention relates to the technical field of energy storage square cabins, in particular to a design method of an energy storage square cabin with multi-energy access.
Background
The energy storage square cabin is a movable carriage body assembled and formed by sandwich plates, the energy storage square cabin is applied to the fields of army command systems, communication, medical treatment, logistics support and the like at present, the current square cabin can be roughly divided into an expansion square cabin and a non-expansion square cabin, some energy storage square cabins are mainly used for operating the internet, a personal computer, a terminal, a computer server and the like form a computer local area network through local area network equipment such as a concentrator, a switch and the like, the local area network also comprises subnetworks, and the subnetworks are accessed to the computer internet through internetwork equipment such as a router, a gateway and the like.
However, the existing shelter has some defects when in use, the existing shelter cannot rapidly solve the scheme of the mobile power supply platform, the labor intensity of workers can be increased, the working efficiency of accessing new energy is reduced, and the defects are not correspondingly improved.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a design method of an energy storage shelter with multi-energy access, which solves the problems that the existing shelter has some defects when in use, and the existing shelter cannot rapidly solve the scheme of a mobile power supply platform, so that the labor intensity of workers can be increased, and the working efficiency of accessing new energy is reduced.
In order to achieve the purpose, the invention is realized by the following technical scheme: a design method of an energy storage shelter with multi-energy access comprises the following steps:
s1, basic functions: the system consists of a distributed power supply access device, an energy storage access device, an energy conversion device, a power distribution device, a central controller, an embedded energy management system and monitoring and protecting equipment, can be accessed to various alternating current and direct current power supplies of photovoltaic power, wind power, an oil engine and commercial power, and outputs the alternating current and direct current power supplies with various voltage grades by adopting multiple paths;
s2, outputting data parameters: the output is divided into alternating current output and direct current output, and the alternating current output is as follows: the rated voltage adopts AC400/230V, the rated frequency is 50HZ, the rated power is 30KW, the power supply system adopts three-phase four-wire system, single-phase two-wire system, direct current output: the rated voltage is 48V and 24V, the rated power is 5KW, the capacity of the battery energy storage system is 60KWh, the output form adopts distribution box equipment, the distribution box is connected with a cable tray, and the power supply distance is more than 100 m;
s3, inputting data parameters: the input circuit can be connected with photovoltaic power, wind power, an oil engine and commercial power, adopts multi-power smooth output control and complementation, adopts a modularized structure, and is plug-and-play;
s4, the shelter is composed of: the shelter adopts prefabricated form, the shelter is inside including energy router and two energy storage cabinets, alternating current-direct current cubical switchboard and BMS management system, the energy router comprises AC/DC power module, AC/DC wind-powered electricity generation module, DC/DC low pressure module, DC/DC energy storage module and controller, the interface of alternating current-direct current cubical switchboard divide into operation control panel display area and input wiring district and output wiring district, the shelter is outside including the fire extinguisher, control panel and industrial air conditioner.
Preferably, in the step S2, the ac output performance index corresponds to GJB235A-1997, and the dc output performance index corresponds to GJB 674A-1999.
Preferably, in step S4, the AC/DC power module can perform AC conversion according to instruction control, implement bidirectional management of energy between the AC, perform reactive compensation and harmonic compensation functions on the power grid, have protection functions such as overvoltage, undervoltage, and overcurrent, have grid-connected, off-grid, and rectification modes, and can switch intelligently between the three modes; the AC/DC wind power module can be controlled according to instructions to convert alternating current and direct current, so that the management of energy between alternating current and direct current is realized, and the AC/DC wind power module has protection functions of overvoltage, undervoltage, overcurrent and the like; the DC/DC low-voltage module can convert fluctuating high-voltage direct-current voltage into stable low-voltage direct-current voltage for output, adopts a staggered parallel technology, reduces capacitor ripple current, effectively prolongs the service life of the module, and has the protection functions of overvoltage, undervoltage, overcurrent and the like; DC/DC energy storage module can be with undulant energy storage battery direct current voltage conversion for stable direct current voltage output, adopt crisscross parallel technology, reduce electric capacity ripple current, effectively improve the module life-span, can two-wayly charge for the battery, possess protect function such as excessive pressure, under-voltage, overcurrent, the controller can gather data, the monitoring, the communication, control command sends and receives, accessible control panel, interface or wireless APP customer end are controlled to the ethernet computer, real-time supervision with control the operating condition who corresponds the module group.
Preferably, in step S4, the energy storage cabinet is composed of lead-carbon battery packs in parallel in 150 strings and 2 strings; the energy storage cabinet is internally provided with 1 set of battery management system for managing the energy storage cabinet, and the battery management system directly detects and manages the whole operation process of the energy storage cabinet, including the aspects of battery operation basic information measurement, electric quantity estimation, balancing among single batteries, system operation state analysis, battery system fault diagnosis and protection, system power-on and power-off strategy control, battery data monitoring and display and data communication.
Preferably, the battery management system is divided into a battery module monitoring device and an energy storage system management unit, the battery module monitoring device is located on a front panel of the battery box, data acquisition of battery information inside the battery box is completed, the data are uploaded to the BCMU, balance among single batteries in the battery box is completed according to instructions issued by the BCMU, the energy storage system management unit is located in a main control box and is responsible for management work of the battery cabinet, detailed data uploaded by the BMU of the battery box are received, voltage and current of the battery cabinet are sampled, SOC and SOH calculation and correction are carried out, the working state of the direct-current screen is monitored, charging and discharging management of the battery cabinet is completed, and relevant battery pack state data are transmitted to a display screen to be displayed.
Preferably, the energy storage cabinet can expand two battery modules, and the energy storage cabinet contains 300 electric cores, and 150 electric cores have been put to every energy storage cabinet.
Preferably, in step S4, the input connection area includes a public network three-phase input and a diesel power input, a photovoltaic input and a wind power input, the output connection area includes an ac three-phase, an ac single-phase primary load, an ac single-phase secondary load and an ac single-phase tertiary load, and the dc voltage includes 24V, 48V and 750V.
Preferably, in step S4, the BMS management system can be connected to the photovoltaic power generation system, the wind power generation system, the oil-electricity system, the networked DC system, the energy storage system, the intelligent power distribution system, the microgrid automatic monitoring system, the microgrid energy management system, the operation mode management system, the electric energy metering system, the electric energy quality monitoring system, and the communication system.
Advantageous effects
The invention provides a design method of an energy storage shelter with multi-energy access, which has the following beneficial effects compared with the prior art:
according to the design method of the energy storage shelter with multi-energy access, the shelter is prefabricated, an energy router, two energy storage cabinets, an alternating current and direct current switch cabinet and a BMS management system are arranged in the shelter, the energy router is composed of an AC/DC power module, an AC/DC wind power module, a DC/DC low-voltage module, a DC/DC energy storage module and a controller, and an interface of the alternating current and direct current switch cabinet is divided into an operation control screen display area, an input wiring area and an output wiring area, so that a mobile power supply platform solution which can be transported on a vehicle, deployed quickly, safe and reliable is provided; photovoltaic, wind energy, oil machine and commercial power can be inserted, new forms of energy interface is provided, the access of the new forms of energy of being convenient for has not only improved work efficiency, but also has reduced artificial intensity of labour.
Drawings
FIG. 1 is a view of the internal layout of the shelter of the present invention;
FIG. 2 is a view showing the external structure of the shelter of the present invention;
figure 3 is a side view of the shelter of the present invention.
In the figure: 1. industrial air conditioning; 2. a fire extinguisher; 3. a control screen; 4. an output wiring region; 5. and inputting the wiring area.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a design method of an energy storage shelter with multi-energy access comprises the following steps:
s1, basic functions: the system consists of a distributed power supply access device, an energy storage access device, an energy conversion device, a power distribution device, a central controller, an embedded energy management system and monitoring and protecting equipment, can be accessed to various alternating current and direct current power supplies of photovoltaic power, wind power, an oil engine and commercial power, and outputs the alternating current and direct current power supplies with various voltage grades by adopting multiple paths;
s2, outputting data parameters: the output is divided into alternating current output and direct current output, and the alternating current output is as follows: the rated voltage adopts AC400/230V, the rated frequency is 50HZ, the rated power is 30KW, the power supply system adopts three-phase four-wire system, single-phase two-wire system, direct current output: the rated voltage is 48V and 24V, the rated power is 5KW, the capacity of the battery energy storage system is 60KWh, the output form adopts distribution box equipment, the distribution box is connected with a cable tray, and the power supply distance is more than 100 m;
s3, inputting data parameters: the input circuit can be connected with photovoltaic power, wind power, an oil engine and commercial power, adopts multi-power smooth output control and complementation, adopts a modularized structure, and is plug-and-play;
s4, the shelter is composed of: the shelter adopts prefabricated form, the shelter is inside including energy router and two energy storage cabinets, alternating current-direct current cubical switchboard and BMS management system, the energy router comprises AC/DC power module, AC/DC wind-powered electricity generation module, DC/DC low pressure module, DC/DC energy storage module and controller, the interface of alternating current-direct current cubical switchboard divide into operation control panel display area and input wiring district and output wiring district, the shelter is outside including the fire extinguisher, control panel and industrial air conditioner.
Further, in step S2, the AC output performance index corresponds to GJB235A-1997, and the DC output performance index corresponds to GJB 674A-1999.
Further, in step S4, the AC/DC power module can perform AC conversion according to command control, thereby realizing bidirectional management of energy between the AC, performing reactive compensation and harmonic compensation on the power grid, having protection functions such as overvoltage, undervoltage, and overcurrent, having grid-connected, off-grid, and rectification modes, and being capable of intelligently switching between the three modes; the AC/DC wind power module can be controlled according to instructions to convert alternating current and direct current, so that the management of energy between alternating current and direct current is realized, and the AC/DC wind power module has protection functions of overvoltage, undervoltage, overcurrent and the like; the DC/DC low-voltage module can convert fluctuating high-voltage direct-current voltage into stable low-voltage direct-current voltage for output, adopts a staggered parallel technology, reduces capacitor ripple current, effectively prolongs the service life of the module, and has the protection functions of overvoltage, undervoltage, overcurrent and the like; DC/DC energy storage module can be with undulant energy storage battery direct current voltage conversion for stable direct current voltage output, adopt crisscross parallel technology, reduce electric capacity ripple current, effectively improve the module life-span, can two-wayly charge for the battery, possess protect function such as excessive pressure, under-voltage, overcurrent, the controller can gather data, the monitoring, the communication, control command sends and receives, accessible control panel, interface or wireless APP customer end are controlled to the ethernet computer, real-time supervision with control the operating condition who corresponds the module group.
Further, in step S4, the energy storage cabinet is composed of lead-carbon battery packs in parallel in 150 strings and 2 strings; the energy storage cabinet is internally provided with 1 set of battery management system for managing the energy storage cabinet, and the battery management system directly detects and manages the whole operation process of the energy storage cabinet, including the aspects of battery operation basic information measurement, electric quantity estimation, balancing among single batteries, system operation state analysis, battery system fault diagnosis and protection, system power-on and power-off strategy control, battery data monitoring and display and data communication.
Furthermore, the battery management system is divided into a battery module monitoring device and an energy storage system management unit, the battery module monitoring device is located on a front panel of the battery box, data acquisition of battery information inside the battery box is completed, the data are uploaded to the BCMU, balance among single batteries in the battery box is completed according to instructions issued by the BCMU, the energy storage system management unit is located in a main control box and is responsible for management work of the battery cabinet, detailed data uploaded by the BMU of the battery box are received, voltage and current of the battery cabinet are sampled, SOC and SOH calculation and correction are carried out, the working state of the direct-current screen is monitored, charging and discharging management of the battery cabinet is completed, and relevant battery pack state data are transmitted to a display screen to be displayed.
Further, the energy storage cabinet can expand two battery modules, and the energy storage cabinet contains 300 electric cores, and 150 electric cores have been put to every energy storage cabinet.
Further, in step S4, the input wiring area includes a public network three-phase input, a diesel power input, a photovoltaic input and a wind power input, the output wiring area includes an ac three-phase, an ac single-phase primary load, an ac single-phase secondary load and an ac single-phase tertiary load, and the dc voltage includes 24V, 48V and 750V.
Further, in step S4, the BMS management system can be connected to the photovoltaic power generation system, the wind power generation system, the oil-electricity system, the networked DC system, the energy storage system, the intelligent power distribution system, the microgrid automatic monitoring system, the microgrid energy management system, the operation mode management system, the electric energy metering system, the electric energy quality monitoring system, and the communication system.
And those not described in detail in this specification are well within the skill of those in the art.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A design method of an energy storage shelter with multi-energy access is characterized by comprising the following steps:
s1, basic functions: the system consists of a distributed power supply access device, an energy storage access device, an energy conversion device, a power distribution device, a central controller, an embedded energy management system and monitoring and protecting equipment, can be accessed to various alternating current and direct current power supplies of photovoltaic power, wind power, an oil engine and commercial power, and outputs the alternating current and direct current power supplies with various voltage grades by adopting multiple paths;
s2, outputting data parameters: the output is divided into alternating current output and direct current output, and the alternating current output is as follows: the rated voltage adopts AC400/230V, the rated frequency is 50HZ, the rated power is 30KW, the power supply system adopts three-phase four-wire system, single-phase two-wire system, direct current output: the rated voltage is 48V and 24V, the rated power is 5KW, the capacity of the battery energy storage system is 60KWh, the output form adopts distribution box equipment, the distribution box is connected with a cable tray, and the power supply distance is more than 100 m;
s3, inputting data parameters: the input circuit can be connected with photovoltaic power, wind power, an oil engine and commercial power, adopts multi-power smooth output control and complementation, adopts a modularized structure, and is plug-and-play;
s4, the shelter is composed of: the shelter adopts prefabricated form, the shelter is inside including energy router and two energy storage cabinets, alternating current-direct current cubical switchboard and BMS management system, the energy router comprises AC/DC power module, AC/DC wind-powered electricity generation module, DC/DC low pressure module, DC/DC energy storage module and controller, the interface of alternating current-direct current cubical switchboard divide into operation control panel display area and input wiring district and output wiring district, the shelter is outside including the fire extinguisher, control panel and industrial air conditioner.
2. The method for designing the energy storage shelter with multi-energy access as claimed in claim 1, wherein the method comprises the following steps: in step S2, the ac output performance index corresponds to GJB235A-1997, and the dc output performance index corresponds to GJB 674A-1999.
3. The method for designing the energy storage shelter with multi-energy access as claimed in claim 1, wherein the method comprises the following steps: in the step S4, the AC/DC power supply module can perform AC conversion according to instruction control, implement bidirectional management of energy between the AC, perform reactive compensation and harmonic compensation functions on the power grid, have protection functions such as overvoltage, undervoltage, overcurrent, and the like, have grid-connected, off-grid, and rectification modes, and can switch intelligently between the three modes; the AC/DC wind power module can be controlled according to instructions to convert alternating current and direct current, so that the management of energy between alternating current and direct current is realized, and the AC/DC wind power module has protection functions of overvoltage, undervoltage, overcurrent and the like; the DC/DC low-voltage module can convert fluctuating high-voltage direct-current voltage into stable low-voltage direct-current voltage for output, adopts a staggered parallel technology, reduces capacitor ripple current, effectively prolongs the service life of the module, and has the protection functions of overvoltage, undervoltage, overcurrent and the like; DC/DC energy storage module can be with undulant energy storage battery direct current voltage conversion for stable direct current voltage output, adopt crisscross parallel technology, reduce electric capacity ripple current, effectively improve the module life-span, can two-wayly charge for the battery, possess protect function such as excessive pressure, under-voltage, overcurrent, the controller can gather data, the monitoring, the communication, control command sends and receives, accessible control panel, interface or wireless APP customer end are controlled to the ethernet computer, real-time supervision with control the operating condition who corresponds the module group.
4. The method for designing the energy storage shelter with multi-energy access as claimed in claim 1, wherein the method comprises the following steps: in the step S4, the energy storage cabinet is composed of lead-carbon battery packs in parallel in 150 strings and 2 strings; the energy storage cabinet is internally provided with 1 set of battery management system for managing the energy storage cabinet, and the battery management system directly detects and manages the whole operation process of the energy storage cabinet, including the aspects of battery operation basic information measurement, electric quantity estimation, balancing among single batteries, system operation state analysis, battery system fault diagnosis and protection, system power-on and power-off strategy control, battery data monitoring and display and data communication.
5. The method for designing the energy storage shelter with multi-energy access as claimed in claim 4, wherein the method comprises the following steps: the battery management system divide into battery module monitoring devices, energy storage system management unit, battery module monitoring devices is located the battery box front panel, accomplish the data acquisition to the inside battery information of battery box, and with data upload to BCMU, the instruction according to BCMU issue is accomplished the equilibrium between the battery box inner cell simultaneously, energy storage system management unit is located the master control incasement, be responsible for the administrative work of battery cabinet, receive the detailed data that battery box BMU uploaded, sample the voltage and the electric current of battery cabinet, carry out SOC, SOH calculates and revises, monitor the operating condition of direct current screen, accomplish the charge-discharge management of battery cabinet, and give the display screen with relevant battery group state data transmission and show.
6. The method for designing the energy storage shelter with multi-energy access as claimed in claim 4, wherein the method comprises the following steps: the energy storage cabinet can expand two battery modules, and the energy storage cabinet contains 300 electric cores, and 150 electric cores have been put to every energy storage cabinet.
7. The method for designing the energy storage shelter with multi-energy access as claimed in claim 1, wherein the method comprises the following steps: in the step S4, the input wiring area includes a public network three-phase input, a diesel power input, a photovoltaic input and a wind power input, the output wiring area includes an alternating current three-phase, an alternating current single-phase primary load, an alternating current single-phase secondary load and an alternating current single-phase tertiary load, and the direct current voltage includes 24V, 48V and 750V.
8. The method for designing the energy storage shelter with multi-energy access as claimed in claim 1, wherein the method comprises the following steps: in step S4, the BMS management system can be connected to the photovoltaic power generation system, the wind power generation system, the oil-electricity system, the networked DC system, the energy storage system, the intelligent power distribution system, the microgrid automatic monitoring system, the microgrid energy management system, the operation mode management system, the electric energy metering system, the electric energy quality monitoring system, and the communication system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011430556.6A CN112531754A (en) | 2020-12-09 | 2020-12-09 | Design method of multi-energy-source-accessed energy storage shelter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011430556.6A CN112531754A (en) | 2020-12-09 | 2020-12-09 | Design method of multi-energy-source-accessed energy storage shelter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112531754A true CN112531754A (en) | 2021-03-19 |
Family
ID=74998583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011430556.6A Pending CN112531754A (en) | 2020-12-09 | 2020-12-09 | Design method of multi-energy-source-accessed energy storage shelter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112531754A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114122966A (en) * | 2021-12-15 | 2022-03-01 | 辽宁陆平机器股份有限公司 | Container electrical system convenient to warehouse entry and exit and sort |
| CN114336982A (en) * | 2021-12-30 | 2022-04-12 | 军事科学院系统工程研究院军事新能源技术研究所 | Modular energy storage system and control method thereof |
| CN114374267A (en) * | 2022-03-21 | 2022-04-19 | 浙江浙能能源服务有限公司 | Multi-power supply hybrid power supply switching system for shelter nucleic acid laboratory |
| CN115693744A (en) * | 2022-12-29 | 2023-02-03 | 广东运峰电力安装有限公司 | Liquid flow energy storage control system and method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102010044822A1 (en) * | 2010-09-09 | 2012-03-15 | Matthias Popp | Hybrid energy installation, has energy storage plant whose water surfaces are located at different height levels such that water surfaces of energy storage system are simultaneously used in energy recovery plant |
| CN203261050U (en) * | 2013-03-12 | 2013-10-30 | 中国人民解放军军事交通学院 | Integrally self assembling and disassembling type energy storage square cabin charging station |
| CN103532158A (en) * | 2013-10-28 | 2014-01-22 | 浙江南都电源动力股份有限公司 | Micro-grid new energy hybrid energy storage system |
| CN104505848A (en) * | 2014-12-18 | 2015-04-08 | 北京四方继保自动化股份有限公司 | Energy storage power supply device on basis of distributed energy AC (Alternating Current) and DC (Direct Current) hybrid access |
| CN107658982A (en) * | 2017-10-09 | 2018-02-02 | 松日电气有限公司 | A kind of electrical power distribution integrated management system |
-
2020
- 2020-12-09 CN CN202011430556.6A patent/CN112531754A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102010044822A1 (en) * | 2010-09-09 | 2012-03-15 | Matthias Popp | Hybrid energy installation, has energy storage plant whose water surfaces are located at different height levels such that water surfaces of energy storage system are simultaneously used in energy recovery plant |
| CN203261050U (en) * | 2013-03-12 | 2013-10-30 | 中国人民解放军军事交通学院 | Integrally self assembling and disassembling type energy storage square cabin charging station |
| CN103532158A (en) * | 2013-10-28 | 2014-01-22 | 浙江南都电源动力股份有限公司 | Micro-grid new energy hybrid energy storage system |
| CN104505848A (en) * | 2014-12-18 | 2015-04-08 | 北京四方继保自动化股份有限公司 | Energy storage power supply device on basis of distributed energy AC (Alternating Current) and DC (Direct Current) hybrid access |
| CN107658982A (en) * | 2017-10-09 | 2018-02-02 | 松日电气有限公司 | A kind of electrical power distribution integrated management system |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114122966A (en) * | 2021-12-15 | 2022-03-01 | 辽宁陆平机器股份有限公司 | Container electrical system convenient to warehouse entry and exit and sort |
| CN114336982A (en) * | 2021-12-30 | 2022-04-12 | 军事科学院系统工程研究院军事新能源技术研究所 | Modular energy storage system and control method thereof |
| CN114374267A (en) * | 2022-03-21 | 2022-04-19 | 浙江浙能能源服务有限公司 | Multi-power supply hybrid power supply switching system for shelter nucleic acid laboratory |
| CN115693744A (en) * | 2022-12-29 | 2023-02-03 | 广东运峰电力安装有限公司 | Liquid flow energy storage control system and method |
| CN115693744B (en) * | 2022-12-29 | 2023-04-07 | 广东运峰电力安装有限公司 | Liquid flow energy storage control system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112531754A (en) | Design method of multi-energy-source-accessed energy storage shelter | |
| CN102104257B (en) | Energy storage system of apartment building, integrated power management system, and method of controlling the system | |
| CN110676525A (en) | Battery energy control method for battery energy control system of energy storage power station | |
| KR101836230B1 (en) | System and method ofoperating variable voltage for DC micro-grid | |
| CN111717052A (en) | Common-bus multifunctional mobile energy storage vehicle and control strategy | |
| CN201726205U (en) | AC energy storage cabinet and energy storage power station system | |
| CN111404186B (en) | Distribution transformer dynamic capacity-increasing intelligent energy storage device and control method | |
| CN103117595B (en) | Distributed direct current independent power supply system | |
| CN106655265A (en) | Micro-grid energy management system for multiple energy sources | |
| CN204290466U (en) | A kind of intelligent high-frequency switching mode micro computer monitoring DC power supply panel | |
| CN213521301U (en) | Data center power distribution system | |
| CN106786889A (en) | One kind is provided multiple forms of energy to complement each other system | |
| CN111049468A (en) | Photovoltaic power generation and energy storage integrated power supply system and method | |
| CN217642739U (en) | Energy storage battery system and energy storage equipment | |
| CN210927503U (en) | Photovoltaic power generation and energy storage integrated power supply system | |
| CN115378014A (en) | Intelligent group string type energy storage system and energy storage device thereof | |
| CN101728835A (en) | Battery power energy storing device for smoothing output power of wind power generation | |
| CN214900308U (en) | Hybrid power supply device and 5G base station energy cabinet | |
| CN211790793U (en) | Retired battery echelon utilization system | |
| CN112421679A (en) | Electrical wiring structure based on hybrid micro-grid and energy flowing method thereof | |
| CN209767152U (en) | Direct current microgrid power supply system based on energy pool | |
| CN111416373A (en) | Join in marriage and become dynamic increase volume light and store up integrated device | |
| CN116683314A (en) | Energy storage cabinet and energy storage system | |
| CN203537041U (en) | Distributed photovoltaic power generation and storage system | |
| CN206259732U (en) | One kind is provided multiple forms of energy to complement each other system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210319 |