CN203574446U - Remote monitoring platform for solar smart micro grid power generation system - Google Patents
Remote monitoring platform for solar smart micro grid power generation system Download PDFInfo
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- CN203574446U CN203574446U CN201320621763.9U CN201320621763U CN203574446U CN 203574446 U CN203574446 U CN 203574446U CN 201320621763 U CN201320621763 U CN 201320621763U CN 203574446 U CN203574446 U CN 203574446U
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- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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- 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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
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- 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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/128—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment involving the use of Internet protocol
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Abstract
The utility model discloses a remote monitoring platform for a solar smart micro grid power generation system. The remote monitoring platform comprises a solar power generation device, a DC metering control device, an electric energy storage device, a DC to AC conversion device, a data acquisition unit, a network server and a network service database; the DC metering control device is connected with the solar power generation device and the data acquisition unit; the electric energy storage device is connected with the solar power generation device and the data acquisition unit; and the DC to AC conversion device is connected with the electric energy storage device and the data acquisition unit. Signals from the DC metering control device, the electric energy storage device and the DC to AC conversion device are acquired by the data acquisition unit of photovoltaic equipment and transmitted to the network service database, remote real-time backup is carried out by the network service database, signal information is provided to a Web page of a client computer through a Web server, and therefore solar power generation can be wirelessly and remotely monitored, and operation cost of a micro grid system can be reduced.
Description
Technical field
The utility model relates to solar energy generation technology, relates in particular to a kind of solar energy intelligent micro-grid power generation system remote monitoring platform.
Background technology
Now, new forms of energy are widely applied in many places as solar energy.Microgrid is distributed power generation (distributed generation; initialism is DG) a kind of organizational form; the small-sized electric system of being transported to that it is comprised of distributed power source, energy storage device, energy converter, relevant load and supervisory control system, protective device; can realize oneself controls, protects and management; both can be incorporated into the power networks with external electrical network, also can isolated operation.Existing direct current micro-grid system is the implementation phase in modeling and simulating and small-power experimental system still, the research of microgrid is now also in laboratory or the display platform stage, carry out small-sized micro-grid system modelling very necessary, this can not only specialize by microgrid, is also conducive to advance the development of microgrid simultaneously.
In prior art, solar photovoltaic generation system normally adopts PC to realize monitoring management, by RS485 or Ethernet, the external communication interface of solar inverter and relevant device and weather collector is connected, by netting twine, be connected to indoor, and convert RS232 signal to and be connected on PC, and carry out photovoltaic system parameter display and management by computer mounting software.
Utility model content
Technical problem to be solved in the utility model is: a kind of solar energy intelligent micro-grid power generation system remote monitoring platform is provided, can carry out wireless remote monitering to solar power generation, realize computer Web page display content, Long-distance Control open and close machine, in time controller, inverter, energy-storage units are safeguarded, easily data are stored and called, finally greatly improved operating efficiency, reduced the operating cost of micro-grid system, improve economic benefit, actively promoted the development of microgrid.
For solving the problems of the technologies described above, the utility model proposes a kind of solar energy intelligent micro-grid power generation system remote monitoring platform, comprise device of solar generating, direct current metering control, apparatus for storing electrical energy, direct current AC conversion apparatus, data acquisition unit, the webserver and Network Services Database, described direct current metering control is connected with device of solar generating and data acquisition unit respectively, described apparatus for storing electrical energy is connected with device of solar generating and data acquisition unit respectively, described direct current AC conversion apparatus is connected with apparatus for storing electrical energy and data acquisition unit respectively,
In data acquisition unit, be provided with GPRS module, data acquisition unit is connected with the described webserver, Network Services Database by GPRS module; Network Services Database is connected with Web server; Data acquisition unit gathers from the signal in direct current metering control, apparatus for storing electrical energy and direct current AC conversion apparatus, and be sent to Network Services Database by GPRS module, by Network Services Database, carry out long-range backing up in realtime, and signal message is provided to the Web page of client computer by Web server.
Further, described direct current metering control comprises sample circuit, buffer amplifier circuit, A/D converter, central processing unit, memory, wherein,
Electric current, voltage signal when described sample circuit generates electricity for gathering device of solar generating;
The current input terminal of described buffer amplifier circuit is connected with the current output terminal of sample circuit, and it is for carrying out Hyblid Buffer Amplifier processing to the electric current, the voltage signal that gather;
The signal input part of described A/D converter is connected with the current output terminal of buffer amplifier circuit, and it is for being transformed into digital signal by electric current, voltage signal;
The signal input part of described central processing unit is connected with the signal output part of A/D converter, and the signal output part of central processing unit is connected storage and described data acquisition unit respectively, and it is for after carrying out calculation process to digital signal and be stored in memory.
Further, described apparatus for storing electrical energy comprises charge controller, charging detection control unit, energy-storage units, described charge controller is connected with device of solar generating and energy-storage units respectively, it is for controlling the generating efficiency of device of solar generating, and control energy-storage units efficiently charges and protects energy-storage units; Described charging detection control unit is connected with energy-storage units, and it is for gathering the voltage data of energy-storage units, and after calculating, compare, isolate, convert to digital signal, sends voltage data to data acquisition unit.
Further, described direct current AC conversion apparatus comprises inverter, alternating current measurement control unit, and described inverter is connected with energy-storage units, and it,, for obtaining the direct current energy of energy-storage units, changes into alternating current by direct current; Described alternating current measurement control unit is connected with inverter, its electric current for the alternating current of sampling, voltage signal, and after calculating, isolate, convert to digital signal, send the electric current of alternating current, voltage signal to data acquisition unit.
Further, also comprise the radiator fan for energy-storage units is dispelled the heat being connected with charging detection control unit.
Further, also comprise the temperature control modules for energy-storage units is heated being connected with charging detection control unit.
Further, also comprise safeties, described inverter is connected with energy-storage units by safeties.
Further, also comprise the low-voltage compensating charge module for energy-storage units is charged being connected with charging detection control unit.
Further, described energy-storage units is storage battery.
Technique scheme at least has following beneficial effect: the utility model gathers from the signal in direct current metering control, apparatus for storing electrical energy and direct current AC conversion apparatus by photovoltaic apparatus data acquisition unit, and be sent to Network Services Database, by Network Services Database, carry out long-range backing up in realtime, and signal message is provided to the Web page of client computer by Web server.Can carry out wireless remote monitering to solar power generation, realize computer Web page display content, Long-distance Control open and close machine, in time controller, inverter, energy-storage units are safeguarded, easily data are stored and called, finally greatly improved operating efficiency, the operating cost that has reduced micro-grid system, has improved economic benefit, has actively promoted the development of microgrid.
Accompanying drawing explanation
Fig. 1 is the theory diagram of the utility model solar energy intelligent micro-grid power generation system remote monitoring platform.
Fig. 2 is the theory diagram of direct current metering control in this practical solar energy intelligent micro-grid power generation system remote monitoring platform.
Embodiment
It should be noted that, in the situation that not conflicting, the feature in embodiment and embodiment in the application can combine mutually.Below in conjunction with accompanying drawing, the utility model is described further.
Embodiment mono-:
As shown in Figure 1 and Figure 2, solar energy intelligent micro-grid power generation system remote monitoring platform disclosed in the utility model, comprise device of solar generating 1, direct current metering control 2, apparatus for storing electrical energy 3, direct current AC conversion apparatus 4, data acquisition unit 5, the webserver 6 and Network Services Database 7, wherein
Device of solar generating 1, for generation of photovoltaic effect, is electric energy by transform light energy, the PV solar module output direct current in device of solar generating 1, and its positive and negative electrode lead-out wire is provided with K switch 1, when turn on-switch K1, opens electricity generation system; When stopcock K1, close electricity generation system.
Direct current metering control 2 is connected with device of solar generating 1 and data acquisition unit 5 respectively, electric current, voltage signal when it generates electricity for gathering device of solar generating 1, and after calculating, compare, isolate, convert to digital signal, send electric current, voltage signal to data acquisition unit 5.Particularly, direct current metering control 2 comprises sample circuit 21, buffer amplifier circuit 22, A/D converter 23, central processing unit 24, memory 25, wherein, sample circuit 21 comprises the current sampling circuit 211 of the current signal for gathering device of solar generating 102 and for gathering the voltage sample circuit 212 of 2 voltage signals; The current input terminal of buffer amplifier circuit 22 is connected with the current output terminal of sample circuit 21, and it is for carrying out Hyblid Buffer Amplifier processing to the electric current, the voltage signal that gather; The signal input part of A/D converter 23 is connected with the current output terminal of buffer amplifier circuit 22, and it is for being transformed into digital signal by electric current, voltage signal; The signal input part of central processing unit 24 is connected with the signal output part of A/D converter 23, the signal output part of central processing unit 24 is connected storage 25 and described data acquisition unit 5 respectively, and it is for after carrying out calculation process to digital signal and be stored in memory 25.
Apparatus for storing electrical energy 3 comprises charge controller 31, charging detection control unit 32, energy-storage units 33, charge controller 31 is connected with device of solar generating 1 and energy-storage units 33 respectively, it is for controlling the generating efficiency of device of solar generating 1, and control energy-storage units 33 efficiently charges and protects energy-storage units 33; Described charging detection control unit 32 is connected with energy-storage units 33, and it is for gathering the voltage data of energy-storage units 33, and after calculating, compare, isolate, convert to digital signal, sends voltage data to data acquisition unit 5.In the present embodiment; energy-storage units 33 is storage battery; charge controller 31 adopts MPPT controller 31 to control the generating efficiency of device of solar generating 1; controlling storage battery efficiently charges and protects storage battery; MPPT controller 31 detects generating voltage, the electric current of following the tracks of and identify device of solar generating 1 automatically; when voltage is during lower than charging voltage; MPPT controller 31 regulates the generating voltage of the device of solar generating 1 that boosts automatically; MPPT controller 31 catches the maximum generation power points of device of solar generating 1 all the time, and the generated output of device of solar generating 1 is improved.MPPT controller 31 is protected storage battery, charging modes be divided into by force fill, equilibrium is filled, three kinds of floating charges, when battery tension capacity is lower than 25% time, MPPT controller 31 starts and fills by force program accumulators large current charge; When battery capacity reaches 50%, MPPT controller 31 starts equilibrium and fills program, the charging of accumulators euqalizing current; When battery capacity is to 75% time, MPPT control system starts floating charge program, accumulators trickle charge.PV battery component ceiling voltage or minimum voltage, while being higher or lower than the highest or minimum voltage set amount of MPPT controller 31, cut off charging output.MPPT controller 31 is exported DC12V---and the voltage of DC48V charges a battery, charging detection control unit 32 gathers the real-time positive and negative electrode voltage data of storage battery, sampled voltage data-signal is delivered to charging detection control unit 32 and is converted digital signal to through calculating, compare, isolating, by the GPRS module 51 in data acquisition unit 5, be sent to Network Services Database 7, by Network Services Database 7, carry out long-range backing up in realtime, and signal message is provided to the Web page of client computer by Web server 71, be convenient to staff's implementing monitoring.
Direct current AC conversion apparatus 4 comprises inverter 41, alternating current measurement control unit 42, and described inverter 41 is connected with energy-storage units 33, and it,, for obtaining the direct current energy of energy-storage units 33, changes into alternating current by direct current; Alternating current measurement control unit 42 is connected with inverter 41, its electric current for the alternating current of sampling, voltage signal, and after calculating, isolate, convert to digital signal, send the electric current of alternating current, voltage signal to data acquisition unit 5.In real work, inverter 41 through boosting, inversion, worry wave circuit produce alternating current, when opening switch K2, alternating current output, and detect electric current, the voltage data of alternating current through alternating current measurement control unit 42, arranges alternating current flow valuve; Can also cut off output by control switch K2.Alternating current measurement control unit 42 sample electric current, the voltage signal of alternating current, and digital signal is calculated, isolated, converts to the electric current of alternating current, voltage signal process, by the GPRS module 51 in data acquisition unit 5, be sent to Network Services Database 7, by Network Services Database 7, carry out long-range backing up in realtime, and signal message is provided to the Web page of client computer by Web server 71, be convenient to staff's implementing monitoring.
In data acquisition unit 5, be provided with GPRS module 51, photovoltaic apparatus data acquisition unit 5 is connected with the described webserver 6, Network Services Database 7 by GPRS module 51; Network Services Database 7 is connected with Web server 71; Photovoltaic apparatus data acquisition unit 5 gathers from the signal in direct current metering control 2, apparatus for storing electrical energy 3 and direct current AC conversion apparatus 4, and GPRS module 51 is sent to Network Services Database 7, by Network Services Database 7, carry out long-range backing up in realtime, and signal message is provided to the Web page of client computer by Web server 71.
Embodiment bis-:
The difference of the present embodiment and embodiment mono-is, solar energy intelligent micro-grid power generation system remote monitoring platform disclosed in the utility model also comprises the radiator fan 8 for energy-storage units 33 is dispelled the heat being connected with charging detection control unit 32.Charging detection control unit 32 can be carried out regular maintenance to storage battery, when battery-operated temperature is during higher than 50 ℃, charging detection control unit 32 starting storage battery temperature-compensating programs, charging current reduces, stop charging, case radiation fan 8 starts, and temperature drops to 45 ℃ and automatically starts charging when following.
Embodiment tri-:
The difference of the present embodiment and embodiment bis-is, solar energy intelligent micro-grid power generation system disclosed in the utility model also comprises the temperature control modules 9 for energy-storage units 33 is heated being connected with charging detection control unit 32.When battery temp is during lower than 0 ℃, charging detection control unit 32 start-up temperature compensation program, by temperature control modules 9 accumulators auxiliary heatings.
Embodiment tetra-:
The difference of the present embodiment and embodiment tri-is, solar energy intelligent micro-grid power generation system remote monitoring platform disclosed in the utility model also comprises safeties 10, and described inverter 41 is connected with energy-storage units 33 by safeties 10.Before system is opened, first installation insurance device 10, such as fuse, protection inverter 41 does not damage because electric power is excessive.
Embodiment five:
The difference of the present embodiment and embodiment tetra-is, solar energy intelligent micro-grid power generation system remote monitoring platform disclosed in the utility model also comprises the low-voltage compensating charge module 100 for energy-storage units 33 is charged being connected with charging detection control unit 32.When battery tension is during lower than storage battery minimum voltage, charging detection control unit 32 starts active program, by low-voltage compensating charge module 100 accumulators, apply the voltage charging that is greater than 1.5 times of storage battery rated voltages, treat that storage battery recovers normal voltage, automatically close active program, particularly, low-voltage compensating charge module 100 can adopt the charging device being electrically connected with civil power, also can be the charging device being connected with diesel engine generator or wind-driven generator, to guarantee that battery tension is not less than storage battery minimum voltage.
The utility model gathers from the signal in direct current metering control 2, apparatus for storing electrical energy 3 and direct current AC conversion apparatus 4 by photovoltaic apparatus data acquisition unit 5, and be sent to Network Services Database 7, by Network Services Database 7, carry out long-range backing up in realtime, and signal message is provided to the Web page of client computer by Web server 71.Can carry out wireless remote monitering to solar power generation, realize computer Web page display content, Long-distance Control open and close machine, in time controller 31, inverter 41, energy-storage units 33 are safeguarded, easily data are stored and called, finally greatly improved operating efficiency, the operating cost that has reduced micro-grid system, has improved economic benefit.
The above is embodiment of the present utility model; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications are also considered as protection range of the present utility model.
Claims (9)
1. a solar energy intelligent micro-grid power generation system remote monitoring platform, it is characterized in that, comprise device of solar generating (1), direct current metering control (2), apparatus for storing electrical energy (3), direct current AC conversion apparatus (4), data acquisition unit (5), the webserver (6) and Network Services Database (7), described direct current metering control (2) is connected with device of solar generating (1) and data acquisition unit (5) respectively, described apparatus for storing electrical energy (3) is connected with device of solar generating (1) and data acquisition unit (5) respectively, described direct current AC conversion apparatus (4) is connected with apparatus for storing electrical energy (3) and data acquisition unit (5) respectively,
In data acquisition unit (5), be provided with GPRS module (51), data acquisition unit (5) is connected with the described webserver (6), Network Services Database (7) by GPRS module (51); Network Services Database (7) is connected with Web server (71); Data acquisition unit (5) gathers from the signal in direct current metering control (2), apparatus for storing electrical energy (3) and direct current AC conversion apparatus (4), and be sent to Network Services Database (7) by GPRS module (51), by Network Services Database (7), carry out long-range backing up in realtime, and signal message is provided to the Web page of client computer by Web server (71).
2. solar energy intelligent micro-grid power generation system remote monitoring platform as claimed in claim 1, it is characterized in that, described direct current metering control (2) comprises sample circuit (21), buffer amplifier circuit (22), A/D converter (23), central processing unit (24), memory (25), wherein
Electric current, voltage signal when described sample circuit (21) generates electricity for gathering device of solar generating (1);
The current input terminal of described buffer amplifier circuit (22) is connected with the current output terminal of sample circuit (21), and it is for carrying out Hyblid Buffer Amplifier processing to the electric current, the voltage signal that gather;
The signal input part of described A/D converter (23) is connected with the current output terminal of buffer amplifier circuit (22), and it is for being transformed into digital signal by electric current, voltage signal;
The signal input part of described central processing unit (24) is connected with the signal output part of A/D converter (23), the signal output part of central processing unit (24) is connected storage (25) and described data acquisition unit (5) respectively, and it is for after carrying out calculation process to digital signal and be stored in memory (25).
3. solar energy intelligent micro-grid power generation system remote monitoring platform as claimed in claim 1, it is characterized in that, described apparatus for storing electrical energy (3) comprises charge controller (31), charging detection control unit (32), energy-storage units (33), described charge controller (31) is connected with device of solar generating (1) and energy-storage units (33) respectively, it is for controlling the generating efficiency of device of solar generating (1), and control energy-storage units (33) efficiently charges and protects energy-storage units (33); Described charging detection control unit (32) is connected with energy-storage units (33), and it is for gathering the voltage data of energy-storage units (33), and after calculating, compare, isolate, convert to digital signal, sends voltage data to data acquisition unit (5).
4. solar energy intelligent micro-grid power generation system remote monitoring platform as claimed in claim 3, it is characterized in that, described direct current AC conversion apparatus (4) comprises inverter (41), alternating current measurement control unit (42), described inverter (41) is connected with energy-storage units (33), it,, for obtaining the direct current energy of energy-storage units (33), changes into alternating current by direct current; Described alternating current measurement control unit (42) is connected with inverter (41), its electric current for the alternating current of sampling, voltage signal, and after calculating, isolate, convert to digital signal, send the electric current of alternating current, voltage signal to data acquisition unit (5).
5. solar energy intelligent micro-grid power generation system remote monitoring platform as claimed in claim 3, is characterized in that, also comprises the radiator fan (8) for energy-storage units (33) is dispelled the heat being connected with charging detection control unit (32).
6. solar energy intelligent micro-grid power generation system remote monitoring platform as claimed in claim 3, is characterized in that, also comprises the temperature control modules (9) for energy-storage units (33) is heated being connected with charging detection control unit (32).
7. solar energy intelligent micro-grid power generation system remote monitoring platform as claimed in claim 4, is characterized in that, also comprises safeties (10), and described inverter (41) is connected with energy-storage units (33) by safeties (10).
8. solar energy intelligent micro-grid power generation system remote monitoring platform as claimed in claim 3, is characterized in that, also comprises the low-voltage compensating charge module (100) for energy-storage units (33) is charged being connected with charging detection control unit (32).
9. solar energy intelligent micro-grid power generation system remote monitoring platform as claimed in claim 3, is characterized in that, described energy-storage units (33) is storage battery.
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| CN201320621763.9U CN203574446U (en) | 2013-10-09 | 2013-10-09 | Remote monitoring platform for solar smart micro grid power generation system |
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| CN201320621763.9U CN203574446U (en) | 2013-10-09 | 2013-10-09 | Remote monitoring platform for solar smart micro grid power generation system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104617605A (en) * | 2015-02-12 | 2015-05-13 | 珠海格力电器股份有限公司 | Microgrid control system and method |
| CN106357001A (en) * | 2016-10-08 | 2017-01-25 | 班戈设备系统（苏州）有限公司 | Electric power monitoring system and monitoring method for distributive photovoltaic power generating station |
| CN107895994A (en) * | 2017-12-11 | 2018-04-10 | 湖北万润新能源科技发展有限公司 | Solar power system |
| CN108337949A (en) * | 2017-01-21 | 2018-07-31 | 深圳市拓日新能源科技股份有限公司 | Utilize solar powered alkaline land improving system |
-
2013
- 2013-10-09 CN CN201320621763.9U patent/CN203574446U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104617605A (en) * | 2015-02-12 | 2015-05-13 | 珠海格力电器股份有限公司 | Microgrid control system and method |
| CN106357001A (en) * | 2016-10-08 | 2017-01-25 | 班戈设备系统（苏州）有限公司 | Electric power monitoring system and monitoring method for distributive photovoltaic power generating station |
| CN108337949A (en) * | 2017-01-21 | 2018-07-31 | 深圳市拓日新能源科技股份有限公司 | Utilize solar powered alkaline land improving system |
| CN107895994A (en) * | 2017-12-11 | 2018-04-10 | 湖北万润新能源科技发展有限公司 | Solar power system |
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