CN103631215A - Solar grid-connected control system capable of being monitored from remote used for street lamp - Google Patents
Solar grid-connected control system capable of being monitored from remote used for street lamp Download PDFInfo
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- CN103631215A CN103631215A CN201310190281.7A CN201310190281A CN103631215A CN 103631215 A CN103631215 A CN 103631215A CN 201310190281 A CN201310190281 A CN 201310190281A CN 103631215 A CN103631215 A CN 103631215A
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- street lamp
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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
- 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
Abstract
The invention discloses a solar grid-connected control system capable of being monitored from remote used for street lamps. The system comprises a remote control terminal, a server, an integrated controller, and a plurality of grid-connected photovoltaic power generation devices. The integrated controller is connected with the server in a communication manner. The remote control terminal is connected with the server in a communication manner. The integrated controller is connected with the plurality of grid-connected photovoltaic power generation devices in a communication manner. Each grid-connected photovoltaic power generation device comprises solar cell panels, a grid-connected inverter, a lighting fitting, a transmission and distribution line, a power grid, and a lamp-post. The grid-connected inverter is integrated with a communication control function. The system monitors and manages the grid-connected photovoltaic power generation devices through remote control. In daytime, the grid-connected inverter converts direct current provided by the solar cell panels to stable alternating current, and generates power for the power grid through the transmission and distribution line. At night, electricity in the power grid is transmitted to the lighting fittings through the transmission and distribution line, realizing an illumination function of the lighting fittings.
Description
Technical field
The present invention relates to field of solar thermal power generation, relate in particular to a kind of for street lamp can the solar grid-connected power-generating control system of remote monitoring type.
Background technology
At present, the technology of utilizing photovoltaic to generate electricity, be widely used in the fields such as road lighting, traffic signals, warming by air conditioner, its ultimate principle be daytime by electrical power storage in accumulator, be that light fixture required electric energy for it by the electric energy conversion in accumulator evening.
Street lamp, as the infrastructure of illumination, is dispersed throughout each corner in city, and its quantity is huge, it is wide, generally unobstructed to distribute, and is well suited for the application of photovoltaic generation.But, if be all replaced by photovoltaic generation, the one, original light source power is larger, and photovoltaic system cannot provide enough electric energy or the too much facility of the unable carrying of the design of original lamp stand; The 2nd, need to use a large amount of accumulators, and accumulator capacity is limited, efficiency is low, the life-span is short and easily to environment, the cost of later maintenance is high, difficulty is large.Meanwhile, street lamp is distributed on each corner or remote highway in city, and the working condition of these lamps or fault etc., only have and just can know after scene, has therefore caused and has used upper or managerial inconvenience.
Summary of the invention
For the weak point existing in above-mentioned technology, the invention provides a kind of for street lamp can the solar grid-connected power-generating control system of remote monitoring type; This system can be generated electricity by way of merging two or more grid systems by day, gives at night street lamp power supply, road lamp power supply, effectively improves utilization rate of electrical; And monitor in real time by long-range.
For achieving the above object, the invention provides a kind of for street lamp can the solar grid-connected power-generating control system of remote monitoring type, comprise remote control terminal, server, Centralized Controller and a plurality of photovoltaic grid-connected power generation device; Described Centralized Controller is connected with server communication, and described remote control terminal is connected with server communication, and described Centralized Controller is connected with a plurality of photovoltaic grid-connected power generation device communications;
Each photovoltaic grid-connected power generation device comprises combining inverter, lighting, electric line, electrical network and the lamp stand of a plurality of solar panels, integrated communication control function; Described lighting is fixed on the top of lamp stand, and a plurality of solar panels are laid in respectively the top of lamp stand, described combining inverter is arranged on the bottom of one of them solar panel, and its input end is connected with the output terminal of a plurality of solar panels respectively, the output terminal of described combining inverter is connected with lighting with electrical network respectively by electric line, and described electrical network is connected with lighting by electric line.
Wherein, described combining inverter comprises DC-AC modular converter, the grid-connected output module of AC and conversion and control module; Described electric line comprises electrical network input electric wire and light fixture input electric wire; Described DC-AC modular converter is connected with the grid-connected output module of AC, and the grid-connected output module of described AC is inputted electric wire by electrical network and is connected with electrical network, and described conversion and control module is inputted electric wire by light fixture and is connected with lighting.
Wherein, described Centralized Controller comprises and server communication connecting communication antenna or RJ45 cable interface, and described combining inverter also comprises communication module, and described communication module is connected with Centralized Controller communication by communication antenna or RJ45 cable interface.
Wherein, described combining inverter also comprises that described sampling and protection module are connected with Centralized Controller for gathering sampling and the protection module of voltage and current information.
Wherein, described net-connected controller also comprises the modulation module for FMAM, and described modulation module is connected with Centralized Controller.
Wherein, described communication modes is less radio-frequency, power carrier, RS485, LAN or WiFi.
Wherein, the voltage on described electrical network input electric wire is 220V.
Wherein, described remote control terminal comprises desktop computer, notebook computer or smart mobile phone.
The invention has the beneficial effects as follows: compared with prior art, provided by the invention for street lamp can the solar grid-connected power-generating control system of remote monitoring type, there is following effect:
1) by the effect of remote control terminal, server and Centralized Controller, realizing the long-range duty to a plurality of lightings and photovoltaic generation monitors, timely and effectively above-mentioned both faults or abnormal conditions are processed, realized the intelligent control to the real-time monitoring of photovoltaic grid-connected power generation device, monitoring etc.
2) output terminal of combining inverter is connected with lighting with electrical network respectively by electric line, electrical network is connected with lighting by electric line, electric line is the supply line of lighting, and a line of realizing original supply line is dual-purpose, improves circuit utilization rate; The direct current that daytime, combining inverter provided solar panel is converted into stable alternating current, and by transmission and distribution line road direction grid generation; In evening, the electricity in electrical network is delivered in lighting by electric line, realizes the illumination functions of light fixture, has realized the electric energy zero-emission of this device.
3) in a word, the present invention by Long-distance Control, realizes hommization, the intelligent management of street lamp, is guaranteeing on the basis of illuminating effect, realizes to greatest extent energy-conservation, consumption reduction, low-carbon (LC) and environmental protection texts.
Accompanying drawing explanation
Fig. 1 is functional-block diagram of the present invention;
Fig. 2 is the structural drawing of photovoltaic grid-connected power generation device in the present invention;
Fig. 3 is the electrical connection graph of photovoltaic grid-connected power generation device in the present invention;
Fig. 4 is module arrangement and the annexation figure of combining inverter in the present invention.
Main element symbol description is as follows:
1, remote control terminal 2, Centralized Controller
3, photovoltaic grid-connected power generation device 4, communication antenna
31, solar panel 32, combining inverter
33, lighting 34, electric line
35, electrical network 36, lamp stand
321, DC-AC modular converter 322, the grid-connected output module of AC
323, conversion and control module 324, communication module
325, sampling and protection module 326, modulation module
341, electrical network input electric wire 342, light fixture input electric wire
5, server
Embodiment
In order more clearly to explain the present invention, below in conjunction with accompanying drawing, the present invention is further described.
Refer to Fig. 1-3, of the present invention for street lamp can the solar grid-connected power-generating control system of remote monitoring type, comprise remote control terminal 1, server 5, Centralized Controller 2 and a plurality of photovoltaic grid-connected power generation device; Centralized Controller 2 is connected with server 5 communications, remote control terminal 1 is connected with server 5 communications, Centralized Controller 2 is connected with a plurality of photovoltaic grid-connected power generation device 3 communications, and each photovoltaic grid-connected power generation device 3 comprises combining inverter 32, lighting 33, electric line 34, electrical network 35 and the lamp stand 36 of a plurality of solar panels 31, integrated communication control function; Lighting 33 is fixed on the top of lamp stand 36, and a plurality of solar panels 31 are laid in respectively the top of lamp stand 36, combining inverter 32 is arranged on the bottom of one of them solar panel 31, and the input end of combining inverter 32 is connected with the output terminal of a plurality of solar panels 31 respectively, the output terminal of combining inverter 32 is connected with lighting 33 with electrical network 35 respectively by electric line 34, and electrical network 35 is connected with lighting 33 by electric line 34.Having light-struck time, solar panel 31 is direct current by the light energy conversion of absorption, combining inverter 32 is converted into stable alternating current by unsettled direct current, and give electrical network 35 generatings by electric line 34, to evening, when need to use street lamp, the electricity in electrical network 35 is delivered in lighting 33 by electric line 34, realize the illumination functions of light fixture, realized the electric energy zero-emission of this device.Remote control terminal 1 carries out remote monitoring by server 5 and 2 pairs of photovoltaic grid-connected power generation devices of Centralized Controller 3, and automatic switchover generating work and powered operation, show up and operate without staff.
Please further consult Fig. 4, combining inverter 32 comprises DC-AC modular converter 321, the grid-connected output module 322 of AC and conversion and control module 323; Electric line 34 comprises electrical network input electric wire 341 and light fixture input electric wire 342; DC-AC modular converter 321 is connected with the grid-connected output module 322 of AC, and the grid-connected output module 322 of AC is inputted electric wire 341 by electrical network and is connected with electrical network 35, and conversion and control module 323 is inputted electric wire 342 by light fixture and is connected with lighting 33.The photovoltaic electric energy of solar panel 31, by after the processing of DC-AC modular converter 321, becomes alternating current, and this alternating current is sent to electrical network 35 by the grid-connected output module 322 of AC and electrical network input electric wire 341, and the voltage of electrical network input electric wire 341 is AC220V; When having arrived need to give lighting 33 energising time, just, by conversion and control module 323 conversion feeder circuits, electrical network 35 input electric wire 342 by light fixture and is powered to lighting, and now stops generating electricity to electrical network 35.
In this example, Centralized Controller 2 comprises and server 5 communication connecting communication antenna 4 or RJ45 cable interfaces, and combining inverter 32 also comprises communication module 324, and communication module 324 is connected with Centralized Controller 2 communications by communication antenna 4 or RJ45 cable interface.Communication modes in native system can be less radio-frequency, power carrier or WiFi; can also be other communication modes such as 385 buses, bluetooth, GPRS, RS485, LAN, ZigBee, Dali; if the change to Tongxu mode in the present invention; so also can be understood as simple deformation of the present invention or conversion, fall into protection scope of the present invention.
In this example, net-connected controller 32 also comprises the modulation module 326 for FMAM, and modulation module 326 is connected with Centralized Controller 2.By the effect of modulation module 326, make FMAM meet the requirement of electrical network 35; Net-connected controller 32 also comprises for gathering sampling and the protection module 325 of voltage and current information, and sampling and protection module 325 are connected with Centralized Controller 2.Voltage on electrical network 35 input electric wires is 220V.
In the present embodiment, remote control terminal 1 comprises desktop computer, notebook computer or smart mobile phone, can also be other intelligent terminals such as PDA, IPAD.
In the present embodiment, be not limited to quantity or the kind of solar panel 31, can, according to the structure of lamp stand 36, choose the suitable size of solar panel 31 or weight, and be arranged on suitable height.
Provided by the invention for street lamp can the solar grid-connected power-generating control system of remote monitoring type, there is following advantage:
1) by the effect of remote control terminal 1, server 5, Centralized Controller 2, realizing the long-range duty to a plurality of lightings 33 and photovoltaic generation monitors, timely and effectively above-mentioned both faults or abnormal conditions are processed, effectively realize path monitoring, prevent because of the normal road lighting of the stolen impact of cable; The intelligent control of realization to the real-time monitoring of photovoltaic grid-connected power generation device 3, monitoring etc.
2) output terminal of combining inverter 32 is connected with lighting 33 with electrical network 35 respectively by electric line 34, electrical network 35 is connected with lighting 33 by electric line 34, electric line 34 is the supply line of lighting 33, a line of realizing original supply line is dual-purpose, improves circuit utilization rate; The direct current that daytime, combining inverter 32 provided solar panel 31 is converted into stable alternating current, and generates electricity to electrical network 35 by electric line 34; In evening, the electricity in electrical network 35 is delivered in lighting 33 by electric line 34, realizes the illumination functions of light fixture, has realized the electric energy zero-emission of this device.
3) this generating electricity by way of merging two or more grid systems is applicable at any street lamp post, supports the use with solar-electricity daughter board, realizes and generates electricity by way of merging two or more grid systems and be transported in national grid, realizes effective utilization of photovoltaic, improves utilization rate of electrical.
4) combining inverter 32 can be collected direct current energy, and sun power is converted into alternating current after frequency modulation, amplitude modulation, is transported in electrical network 35.
5) make full use of existing lamp stand resource and cable resource, on original lamp stand, install solar panel additional, realize solar grid-connected generating, both can increase road lamp management department income, cut operating costs, can save energy and reduce the cost again, environmental protection.
6) utilize long-range realization in Surveillance center's remote monitoring photovoltaic generation running status, for trouble hunting, electric quantity metering provide reference data.
7) drive the industrialization expansion of utilization of new energy resources, accelerate the proportion of utilization of novel energy, for alleviating energy shortage, preserving our planet and make contributions.
8) in a word, the present invention realizes hommization, the intelligent management of street lamp by Long-distance Control control terminal 1, is guaranteeing on the basis of illuminating effect, realizes to greatest extent energy-conservation, consumption reduction, low-carbon (LC) and environmental protection texts.
Disclosed is above only several specific embodiment of the present invention, but the present invention is not limited thereto, and the changes that any person skilled in the art can think of all should fall into protection scope of the present invention.
Claims (8)
- For street lamp can the solar grid-connected power-generating control system of remote monitoring type, it is characterized in that, comprise remote control terminal, server, Centralized Controller and a plurality of photovoltaic grid-connected power generation device; Described Centralized Controller is connected with server communication, and described remote control terminal is connected with server communication, and described Centralized Controller is connected with a plurality of photovoltaic grid-connected power generation device communications;Each photovoltaic grid-connected power generation device comprises combining inverter, lighting, electric line, electrical network and the lamp stand of a plurality of solar panels, integrated communication control function; Described lighting is fixed on the top of lamp stand, and a plurality of solar panels are laid in respectively the top of lamp stand, described combining inverter is arranged on the bottom of one of them solar panel, and its input end is connected with the output terminal of a plurality of solar panels respectively, the output terminal of described combining inverter is connected with lighting with electrical network respectively by electric line, and described electrical network is connected with lighting by electric line.
- According to claim 1 for street lamp can the solar grid-connected power-generating control system of remote monitoring type, it is characterized in that, described combining inverter comprises DC-AC modular converter, the grid-connected output module of AC and conversion and control module; Described electric line comprises electrical network input electric wire and light fixture input electric wire; Described DC-AC modular converter is connected with the grid-connected output module of AC, and the grid-connected output module of described AC is inputted electric wire by electrical network and is connected with electrical network, and described conversion and control module is inputted electric wire by light fixture and is connected with lighting.
- According to claim 1 and 2 for street lamp can the solar grid-connected power-generating control system of remote monitoring type, it is characterized in that, described Centralized Controller comprises and server communication connecting communication antenna or RJ45 cable interface, described combining inverter also comprises communication module, and described communication module is connected with Centralized Controller communication by communication antenna or RJ45 cable interface.
- According to claim 3 for street lamp can the solar grid-connected power-generating control system of remote monitoring type; it is characterized in that; described combining inverter also comprises that described sampling and protection module are connected with Centralized Controller for gathering sampling and the protection module of voltage and current information.
- According to claim 4 for street lamp can the solar grid-connected power-generating control system of remote monitoring type, it is characterized in that, described net-connected controller also comprises the modulation module for FMAM, described modulation module is connected with Centralized Controller.
- According to claim 1 for street lamp can the solar grid-connected power-generating control system of remote monitoring type, it is characterized in that, described communication modes is less radio-frequency, power carrier, RS485, LAN or WiFi.
- According to claim 2 for street lamp can the solar grid-connected power-generating control system of remote monitoring type, it is characterized in that, the voltage on described electrical network input electric wire is 220V.
- According to claim 1 for street lamp can the solar grid-connected power-generating control system of remote monitoring type, it is characterized in that, described remote control terminal comprises desktop computer, notebook computer or smart mobile phone.
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| CN201310190281.7A CN103631215A (en) | 2013-05-17 | 2013-05-17 | Solar grid-connected control system capable of being monitored from remote used for street lamp |
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| CN201310190281.7A CN103631215A (en) | 2013-05-17 | 2013-05-17 | Solar grid-connected control system capable of being monitored from remote used for street lamp |
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| CN103631215A true CN103631215A (en) | 2014-03-12 |
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| CN201310190281.7A Pending CN103631215A (en) | 2013-05-17 | 2013-05-17 | Solar grid-connected control system capable of being monitored from remote used for street lamp |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106160643A (en) * | 2016-08-31 | 2016-11-23 | 四川蜀旺新能源股份有限公司 | A kind of device utilizing city illumination lamp stand to carry out parallel network power generation |
| WO2018018480A1 (en) * | 2016-07-28 | 2018-02-01 | 博立多媒体控股有限公司 | Light-condensing solar energy system |
| CN110173647A (en) * | 2019-05-08 | 2019-08-27 | 平潭煜想时代科技有限公司 | Based on without battery pass through the grid-connected solar street light of alternating current and its control method |
| CN113490318A (en) * | 2021-05-28 | 2021-10-08 | 无锡能电动力科技有限公司 | Remote intelligent control system of photovoltaic lamp car |
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