CN205195302U - Photovoltaic view formula transformer case - Google Patents
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- CN205195302U CN205195302U CN201521034316.9U CN201521034316U CN205195302U CN 205195302 U CN205195302 U CN 205195302U CN 201521034316 U CN201521034316 U CN 201521034316U CN 205195302 U CN205195302 U CN 205195302U
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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
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
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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
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Abstract
The utility model relates to a photovoltaic power generation, control and check out test set, concretely relates to photovoltaic that has view formula transformer case lasts the power supply technique. Current transformer case not enough is when overhauing the night of fault point, and traditional interruption maintenance mode brings certain economic loss for electricity consumer and the electricity sector, view formula transformer case itself also have an electrical loss problem of using. In order to solve the problems, the utility model provides a photovoltaic view formula transformer case, adopt solar cell panel to produce the electric energy quality is carried out in direct current transmission for photovoltaic controller filtration on daytime, the partly transmission of electric energy after the filtration stores for photovoltaic storage battery, provide the electric energy for continuous overcast and rainy and night load operation, another part will offer photovoltaic inverter, photovoltaic inverter is with voltage boost, filter the back once more, to stabilize, reliable power transfer gives the load, entire system will the uninterrupted power supply, do not receive the influence of commercial power supply.
Description
Technical field
The utility model relates to a kind of photovoltaic generation, control and checkout equipment, is specifically related to a kind of photovoltaic continued power technology with landscape type transformer case.
Background technology
Intelligent box substation is the important power supply unit equipment of socio-economic development and urban construction, the economic development of nearly two more than ten years, the general layout of urban electricity supply there occurs larger change, the mode of past that concentrated step-down, long distance distribution constrains urban electricity supply greatly, and reduces the economic benefit of power supply enterprise.Reason is that radius of electricity supply is excessive, and line loss increases greatly along with the increase of power load, and power supply quality also reduces greatly simultaneously.For this reason, country, in Urban Net Construction, requires that high voltage direct taps into into urban district, gos deep into load center.The Novel complete set equipment of urban and rural power grids construction and upgrading middle ideal.Box-type substation structure feature, performance and intellectuality, intelligent box substation be a kind of by high voltage switchgear, distribution transformer and low-voltage distribution equipment by certain mode of connection group all-in-one-piece close-coupled medium-voltage distribution equipment, the functions such as high powered, transformer pressure-reducing, low-voltage distribution are organically combined by it, can be used as the intelligent distribution equipment in the places such as urban skyscraper, residential quarter, urban operating mechanism, factory, mine, highway, harbour, oil field.At external just a large amount of production sixties in 20th century and use box-type substation, current technology is ripe, has accounted for about 70% of distribution transformer at European box-type substation, and in the U.S., box-type substation output accounts for more than 80% of distribution transformer output.This box-type substation is until just introduce China the nineties.Intelligent box substation has again landscape type transformer, removable box type converting station, landscape type transformer, removable box type converting station are hermetically sealed, all insulation structure, personal safety obtains Reliable guarantee, volume is little, compact conformation (occupation of land of this product is only 1/3 of the change of same capacity European-type box), flexibly easy for installation, both can be used for looped network, can be used for terminal again, conversion is convenient, greatly improves power supply reliability.Landscape type transformer, removable box type converting station have become the irreplaceable transformer station of urban construction.
Solar power generation is the device utilizing battery component solar energy directly to be changed into electric energy.Solar module is the solid unit utilizing the electronics property of semi-conducting material to realize P-V conversion, in vast unregulated power entoilage district, this device can be embodied as user's illumination and life power supply easily, and some developed countries also can realize complementation with regional power grid is grid-connected.At present from civilian angle, abroad technical research be tending towards ripe and just tool industrialization be " photovoltaic--building (illumination) is integrated " technology, and domesticly mainly research and produce the small-sized solar power generation system being applicable to areas without electricity domestic lighting.
Solar power system mainly comprises: the compositions such as solar module (array), controller, storage battery, inverter, user and lighting load.Wherein, solar module and storage battery are power-supply system, and controller and inverter are Control protection system, and load is system terminal.
Along with fossil energy is deficient and environmental pollution is day by day serious, the mankind more and more pay attention to the development and utilization of regenerative resource. and solar energy is a kind of renewable resource most widely used now, because solar heat technology is gradually improved, among the production that the exploitation of solar energy are incorporating people and life.Solar use comprises photovoltaic generation, solar energy thermal-power-generating and the Land use systems such as solar water heater, solar energy housing.Wherein solar water heater realizes large-scale commercial.By 2003, whole world solar water heater's recoverable amount was about 1.2 hundred million m2, and wherein China accounts for 40%, the development of photovoltaic generation is very rapid, whole world photovoltaic cell output 750,000 kW in 2003, accumulative installation 3,150,000 kWp, wherein 75% is applied to Germany, Japan and the U.S..Solar energy thermal-power-generating technology is mature on the whole, and total installation of generating capacity has reached 500,000 kWp, and major part is in the U.S..
" National Energy Board is about the notice assigning photovoltaic generation year in 2014 newly-increased construction scale " printed and distributed from National Energy Board at the beginning of 2014 (state can newly No. (2014) 33, energy), distributed photovoltaic power generation construction scale accounts for 8,000,000 kilowatts, exceed the half of construction scale total value, visible country supports development photovoltaic generation with all one's strength, and photovoltaic generation is the center of gravity of future electrical energy development.
China follows sustainable development, so various circles of society widely popularize new forms of energy.Sustainable development refers to economy, society, the development of resources and environment protection coordination; they are inseparable systems; the object of developing the economy should be reached; protect the natural resources and enviroments such as air that the mankind depend on for existence, fresh water, ocean, soil and forest again, enable descendants's Sustainable Development and live and work in peace and contentment.And solar energy generation technology have followed sustainable development just, be real green clean energy resource, inexhaustible, do not produce refuse, not energy loss, free from environmental pollution.
The defect of current landscape type transformer case or deficiency:
1, the fault point of landscape type transformer case and night maintenance issue, once electricity failure at night cannot throw light on, the electric power system of landscape type transformer case needs the temperature controller of inside, blower fan, illuminator is connected with civil power, method of attachment be by the company of transformer electricity by voltage transitions be 220V access, in this process, virtually for the operation of transformer adds many fault points, most importantly to power inefficacy, fault often causes temperature control to lose efficacy, blower fan does not operate, illumination is without electricity, and then the normal operation affecting transformer causes the generation of accident, and maintenance is a difficult problem, common maintenance way is interruption maintenance, certain economic loss is brought to electricity consumer and power department.
2, the electricity loss problem of landscape type transformer case.The electricity loss of landscape type transformer case is worth mentioning in face of total power consumption, but day by day year after year, the electricity loss of shell is also a no small numeral, this is with " energy savings ", social conducts such as " sustainable developments " is disagreed, a landscape type transformer comprises 40w blower fan 4 according to statistics, 10w illuminating lamp 2, temperature controller 1, 1 hour power consumption about 0.1 degree of electricity, one day 24 hours power consumption about 1.5 degree of electricity (night, blower fan may not work), a monthly consumption about 40 degree of electricity, 1 year power consumption about 400 degree of electricity (shortening of blower fan operating time in winter), if summer is hot, electricity consumer power consumption causes greatly internal temperature too high, within 1 year, power consumption may between 500 ~ 1000 degree, about general 1 degree of TV university generally needs 300 grams of coal dusts, generate the carbon dioxide being about 900 grams, so in 1 year, the electricity consumption of shell will loss 150000 grams ~ 300000 grams coal dusts, the carbon dioxide 450000 grams ~ 900000 grams produced, and often save 1 degree of electricity, just be equivalent to the energy consumption and the 4 liters of water purification that save 300 grams of coals, also reduce the discharge of 900 grams of carbon dioxide and 30 grams of sulfur dioxide simultaneously.
For above Problems existing, the utility model provides a kind of photovoltaic landscape type transformer case, and transformer employing is no longer connected with mains supply but enables the technical scheme of independent power supply, decreases transformer fault point, convenient maintenance.
Utility model content
In order to overcome fault point maintenance at the night difficulty of existing transformer, the shortcoming of the power consumption of transformer own, the utility model provides a kind of novel photovoltaic landscape type transformer case.Photovoltaic landscape type transformer case described in the utility model is achieved in that
Photovoltaic landscape type transformer case described in the utility model, comprise photovoltaic power supply system, photovoltaic protection system, photovoltaic supervisory control system, load (8), photovoltaic power supply system comprises solar panel (1) and photovoltaic storage battery group (2), photovoltaic protection system comprises photovoltaic controller (3) and photovoltaic DC-to-AC converter (4), photovoltaic supervisory control system comprises DC digital three volometers (5), ac digital three volometers (6) and alarm (7), the interior lighting that load (8) is landscape type transformer case, temperature control, blower fan, solar panel (1) and photovoltaic storage battery group (2) are linked together by wire by photovoltaic controller (3), photovoltaic DC-to-AC converter (4) two ends connect load (8) and photovoltaic controller (3) respectively, between solar panel (1) and photovoltaic controller (3) circuit bypass resistance on be connected with DC digital three volometers (5), DC digital three volometers (5) are connected with siren (7), DC digital three volometers (5) are also connected with photovoltaic DC-to-AC converter (4) by wire simultaneously, the output circuit of photovoltaic DC-to-AC converter (4) is connected with ac digital three volometers (6), described ac digital three volometers (6) are connected with siren (7), disconnect (9) is provided with between photovoltaic DC-to-AC converter (4) and load (8), photovoltaic power supply system, photovoltaic protection system, photovoltaic supervisory control system and load realize the electric power system of landscape type transformer case and civil power disconnects, use electro-optical system as the cleaning new energy of environmental protection, and ensure that whole day is uninterruptedly powered to load (8) the i.e. interior lighting of landscape type transformer case, temperature control, blower fan.
Further, photovoltaic landscape type transformer case described in the utility model, photovoltaic power supply system comprises solar panel (1) and photovoltaic storage battery group (2), wherein solar panel (1) utilizes opto-electronic conversion to send electric energy and by electrical power storage in photovoltaic storage battery group (2), and photovoltaic power supply system provides uninterrupted power supply for whole circuit; Photovoltaic storage battery group (2) store electrical energy, in order to unbroken overcast and rainy and power night, ensures that whole day is to load (8) power demands.
Further, photovoltaic landscape type transformer case described in the utility model, photovoltaic protection system comprises photovoltaic controller (3) and photovoltaic DC-to-AC converter (4), and major function is solar panel (1), load (8) provides stable, reliable electric energy, the function of photovoltaic controller (3) is anti-lightning strike protection, against short-circuit is protected, anti-reverse charging, transmit control signal make disconnect (9) cut off power delivery when electric energy exceedes photovoltaic controller (3) when given voltage or current value jeopardize the use of battery, when electric energy lower than affect battery and load (8) normally work time photovoltaic controller (3) transmit control signal and make disconnect (9) cut off power delivery, photovoltaic controller (3) is the first catch net of whole Iarge-scale system, protect the electrical equipment use safety in circuit gauze and the safety of circuit own, when occur the too high mistake of electric energy frequency lower than given frequency, the given magnitude of voltage of voltage high pressure, electric current higher than given load current value, voltage lower than to rated voltage or electric current lower than given load current value time, during satisfied wherein any one condition, photovoltaic DC-to-AC converter (4) transmits control signal and makes disconnect (9) cut-out power delivery, photovoltaic DC-to-AC converter (4) plays the effect of boosting again, frequency conversion, anti-overvoltage protection, against short-circuit protection, anti-lightning strike protection, and photovoltaic DC-to-AC converter (4) is the second catch net of whole Iarge-scale system.
Further, photovoltaic landscape type transformer case described in the utility model, photovoltaic supervisory control system comprises DC digital three voltmeter ammeters (5), ac digital three voltmeter ammeters (6) and alarm (7); The stable operation that its major function is the change of Real-Time Monitoring display electric current and voltage, monitoring ensures whole Iarge-scale system; The function of DC digital three volometers (5) is whether the voltage and current after monitoring display photovoltaic controller (3) filtration is stablized, if the fluctuation of voltage or electric current exceedes setting range, will being reported to the police also by alarm (7), temporarily disconnected power delivery is until voltage and current is in stability range, and DC digital three volometers (5) are the first monitoring net of whole system; The function of ac digital three volometers (6) is whether the voltage and current after detection display photovoltaic DC-to-AC converter (4) boosting is stablized, if the fluctuation of voltage or electric current exceedes setting range, to be reported to the police also by alarm (7), temporarily disconnected power delivery is until voltage and current is in stability range, and ac digital three volometers (6) are the second monitoring net of whole system.
Further, photovoltaic landscape type transformer case described in the utility model, solar energy is converted to electric energy by solar panel (1) by day, electric energy is transferred to photovoltaic controller (3) with galvanic form, photovoltaic controller (3) carries out filtering, voltage stabilizing to the electric current transmitted, now first photovoltaic supervisory control system will be monitored in real time to direct current, will report to the police and automatically cut off electric current, ensure the safety of load if abnormal, be transferred to photovoltaic storage battery group (2) with a direct current part for voltage stabilizing after filtering to store, for overcast and rainy and night load (8) running provides electric energy continuously, another part will be supplied to photovoltaic DC-to-AC converter (4), photovoltaic DC-to-AC converter (4) boosts to electric current, filtering again, after voltage stabilizing, by voltage stabilization, reliable delivery of electrical energy is to load (8), now second photovoltaic supervisory control system will be monitored in real time to alternating current, will by alarm (7) warning automatic shutdown circuit if abnormal, ensure the safety of load (8), whole Circuits System is independently-powered in conjunction with photovoltaic storage battery group (2) by solar panel (1), therefore whole day uninterrupted power supply can be realized, not by the impact of municipal circuit supply.
Further, photovoltaic landscape type transformer case described in the utility model, solar panel (1) is 50W/18V solar panel, photovoltaic storage battery group (2) is made up of four groups of 12V/12ah photovoltaic storage battery, photovoltaic controller (3) is the control of 12V/24V photovoltaic, and photovoltaic DC-to-AC converter (4) is 12V/220V photovoltaic DC-to-AC converter.
Further, photovoltaic landscape type transformer case described in the utility model, photovoltaic controller (3) is the control of 12V/24V photovoltaic, and photovoltaic DC-to-AC converter (4) is 12V/220V photovoltaic DC-to-AC converter; Photovoltaic controller (3) cuts off power delivery when electric energy jeopardizes battery more than 30V/5A, cuts off power delivery when electric energy affects when battery and load normally work lower than 10V/0.1A; Photovoltaic DC-to-AC converter (4) when the too high mistake of electric energy frequency lower than 50HZ, voltage high pressure 250V, electric current higher than 5A, voltage lower than 200V, electric current lower than 0.15A time, meet wherein any one condition time cut off power delivery.
Further, photovoltaic landscape type transformer case described in the utility model, DC digital three volometers (5) are when electric energy is more than 30V/5A, lower than startup alarm (7) during 10V/0.1A; Ac digital three volometers (6) when the too high mistake of electric energy frequency lower than 50HZ, voltage high pressure 250V, electric current higher than 5A, voltage lower than 200V, electric current lower than 0.15A time, meet wherein any one condition time start alarm (7).
The beneficial effects of the utility model and advantage:
1, energy savings.Former landscape type transformer case and civil power are disconnected, only utilize photovoltaic generation as power supply, without any consumption, annual electrical energy saving 5000 ~ 10000 degree, save 1500000 grams ~ 3000000 grams coal dusts simultaneously, save 20000 liters ~ 40000 liters pure water, reduce CO2 emission 4500000 grams ~ 9000000 grams, reduce sulfur dioxide (SO2) emissions 15000 grams ~ 300000 grams, carry forward sustainable development view.
2, landscape type transformer fault point is reduced.After using photovoltaic generation, photovoltaic landscape type transformer case will be an independently entirety, be removed by original complicated line, only use independently photovoltaic power supply circuit; Transformer fault does not affect the running of shell supply line; Casing fault, without the need to interruption maintenance.
3, shell 24 hours uninterrupted power supplies are realized.Landscape type transformer case was once run into interruption maintenance especially night in the past, the power supply of shell is also cut off thereupon, lamp and blower fan is caused to shut down, maintenance team is also needed to provide light source for oneself, and photovoltaic landscape type transformer achieves independent current source, even if civil power cuts off, do not affect the normal operation of lamp and blower fan yet, also provide USB external power supply simultaneously, bring very large help to maintenance; Consider the situation overcast and rainy, night weather is unglazed, use photovoltaic cell group to carry out energy storage, even if unbroken wet weather does not affect the power supply of shell yet, night easily tackles especially.
4, safe power supply environment is provided.The cell panel of outside naked leakage is maximum potential safety hazard, and thunderstorm weather very likely causes thunderbolt, and in photovoltaic protection system, twice catch net solves problem of lightning; The unsteadiness of photovoltaic generation is also a drawback of photovoltaic generation, and twice catch net and twice monitoring net, provide the filter membrane of the quality of power supply, will stablize, reliably power delivery is to load; Photovoltaic generation is 18V, and load not necessarily this voltage, so electric energy also can be changed by photovoltaic protection system flexibly simultaneously, fully meet unequally loaded need for electricity; Twice catch net, twice monitoring net, ensure the safety of photovoltaic landscape type shell.
5, publicize photovoltaic generation, environmental protection concept is rooted in the hearts of the people.China supports the development and utilization of new forms of energy energetically, and photovoltaic is as the main force of new forms of energy, and its inexhaustible green energy resource obtains the accreditation of all circles expert and the support energetically of various circles of society especially.The task of " propagate green, carry forward environmental protection " needs to implement to each corner, and landscape type transformer is as the basis of urban construction, if use photovoltaic generation, will be a fabulous publicity plate, be country, the development for society brings inexhaustible power.
The utility model also has the following advantages: use photovoltaic generation as the power supply of landscape type transformer case, follow sustainable development, provide the clean energy resource of environmental protection.Use photovoltaic cell group, realize 24 hours uninterrupted power supplies, make photovoltaic landscape type transformer case become an independent arrangement.The utility model is by solar panel and photovoltaic storage battery group composition photovoltaic power supply system; photovoltaic controller and photovoltaic DC-to-AC converter composition photovoltaic protection system; DC digital three 50V voltmeter 5A ammeters, ac digital three 300V voltmeter 10A ammeters and alarm composition photovoltaic supervisory control system; photovoltaic landscape type transformer case is load; four systems realizes the electric power system of landscape type transformer case and civil power disconnects; use the cleaning new energy of environmental protection, and ensure 24 hours uninterrupted power supplies.The unstable voltage of direct current 18V is produced by day by solar panel during work, be transferred to the filtration that photovoltaic controller carries out the quality of power supply, now first photovoltaic supervisory control system will be monitored in real time to direct current, will report to the police if abnormal and automatically cut off electric current, ensure the safety of load, an electric energy part after filtration is transferred to photovoltaic storage battery group and stores, for overcast and rainy and night load running provides electric energy continuously, another part will be supplied to photovoltaic DC-to-AC converter, photovoltaic DC-to-AC converter is by boost in voltage, after again filtering, by voltage stabilization, reliable delivery of electrical energy is to load, now second photovoltaic supervisory control system will be monitored in real time to alternating current, will report to the police if abnormal and automatically cut off electric current, ensure the safety of load, whole system will 24 hours uninterrupted power supplies, not by the impact of civil power supply.
Accompanying drawing explanation
Fig. 1 is the structural representation of photovoltaic landscape type transformer case embodiment described in the utility model.
In figure:
1, solar panel; 2, photovoltaic storage battery group; 3, photovoltaic controller; 4, photovoltaic DC-to-AC converter; 5, DC digital three volometers; 6, ac digital three volometers; 7, alarm; 8, load; 9, disconnect.
Embodiment
Below in conjunction with accompanying drawing, the technical scheme in the utility model embodiment is described further.Obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiments, and therefore following examples are for illustration of utility model, but is not used for limiting scope of the present utility model.
Embodiment:
As shown in Figure 1, photovoltaic landscape type transformer case described in the utility model, comprise photovoltaic power supply system, photovoltaic protection system, photovoltaic supervisory control system, load 8, photovoltaic power supply system comprises solar panel 1 and photovoltaic storage battery group 2, photovoltaic protection system comprises photovoltaic controller 3 and photovoltaic DC-to-AC converter 4, photovoltaic supervisory control system comprises DC digital three volometers 5, ac digital three volometers 6 and alarm 7, and load 8 is the interior lighting of landscape type transformer case, temperature control, blower fan, solar panel 1 and photovoltaic storage battery group 2 are linked together by wire by photovoltaic controller 3, photovoltaic DC-to-AC converter 4 two ends connect load 8 and photovoltaic controller 3 respectively, between solar panel 1 and photovoltaic controller 3 circuit bypass resistance on be connected with DC digital three volometers 5, DC digital three volometers 5 are connected with siren 7, DC digital three volometers 5 are also connected with photovoltaic DC-to-AC converter 4 by wire simultaneously, the output circuit of photovoltaic DC-to-AC converter 4 is connected with ac digital three volometers 6, described ac digital three volometers 6 are connected with siren 7, disconnect 9 is provided with between photovoltaic DC-to-AC converter 4 and load 8, photovoltaic power supply system, photovoltaic protection system, photovoltaic supervisory control system and load realize the electric power system of landscape type transformer case and civil power disconnects, use electro-optical system as the cleaning new energy of environmental protection, and ensure that whole day is uninterruptedly powered to the load 8 i.e. interior lighting of landscape type transformer case, temperature control, blower fan.
Further, photovoltaic landscape type transformer case described in the utility model, photovoltaic power supply system comprises solar panel 1 and photovoltaic storage battery group 2, wherein solar panel 1 utilizes opto-electronic conversion to send electric energy and by electrical power storage in photovoltaic storage battery group 2, and photovoltaic power supply system provides uninterrupted power supply for whole circuit; Photovoltaic storage battery group 2 store electrical energy, in order to unbroken overcast and rainy and power night, ensures that whole day is to load 8 power demands.
Further, photovoltaic landscape type transformer case described in the utility model, photovoltaic protection system comprises photovoltaic controller 3 and photovoltaic DC-to-AC converter 4, and major function is solar panel 1, load 8 provides stable, reliable electric energy; The function of photovoltaic controller 3 is anti-lightning strike protection, against short-circuit protection, anti-reverse charging, transmit control signal make disconnect 9 cut off power delivery when electric energy exceedes photovoltaic controller 3 when given voltage or current value jeopardize the use of battery, when electric energy lower than affect battery and load 8 normally work time photovoltaic controller 3 transmit control signal and make disconnect 9 cut off power delivery, photovoltaic controller 3 is first catch nets of whole Iarge-scale system, protects the electrical equipment use safety in circuit gauze and the safety of circuit own; When occur the too high mistake of electric energy frequency lower than given frequency, the given magnitude of voltage of voltage high pressure, electric current higher than given load current value, voltage lower than to rated voltage or electric current lower than given load current value time; do not meet wherein any one condition time photovoltaic DC-to-AC converter 4 transmit control signal and make disconnect 9 cut off power delivery; photovoltaic DC-to-AC converter 4 plays the effect of boosting again, frequency conversion, anti-overvoltage protection, against short-circuit protection, anti-lightning strike protection, and photovoltaic DC-to-AC converter 4 is second catch nets of whole Iarge-scale system.
Further, photovoltaic landscape type transformer case described in the utility model, photovoltaic supervisory control system comprises DC digital three voltmeter ammeters 5, ac digital three voltmeter ammeters 6 and alarm 7; The stable operation that its major function is the change of Real-Time Monitoring display electric current and voltage, monitoring ensures whole Iarge-scale system; The function of DC digital three volometers 5 is whether the voltage and current after monitoring the filtration of display photovoltaic controller 3 is stablized, if the fluctuation of voltage or electric current exceedes setting range, will being reported to the police also by alarm 7, temporarily disconnected power delivery is until voltage and current is in stability range, and DC digital three volometers 5 are the first monitoring net of whole system; The function of ac digital three volometers 6 is whether the voltage and current after detection display photovoltaic DC-to-AC converter 4 boosts is stablized, if the fluctuation of voltage or electric current exceedes setting range, to be reported to the police also by alarm 7, temporarily disconnected power delivery is until voltage and current is in stability range, and ac digital three volometers 6 are the second monitoring net of whole system.
Further, photovoltaic landscape type transformer case described in the utility model, solar energy is converted to electric energy by solar panel 1 by day, electric energy is transferred to photovoltaic controller 3 with galvanic form, photovoltaic controller 3 carries out filtering, voltage stabilizing to the electric current transmitted, now first photovoltaic supervisory control system will be monitored in real time to direct current, will report to the police and automatically cut off electric current, ensure the safety of load if abnormal, be transferred to photovoltaic storage battery group 2 with a direct current part for voltage stabilizing after filtering to store, for overcast and rainy and night load 8 running provides electric energy continuously, another part will be supplied to photovoltaic DC-to-AC converter 4, photovoltaic DC-to-AC converter 4 pairs of electric currents boost, filtering again, after voltage stabilizing, by voltage stabilization, reliable delivery of electrical energy is to load 8, now second photovoltaic supervisory control system will be monitored in real time to alternating current, to be reported to the police automatic shutdown circuit by alarm 7 if abnormal, ensure the safety of load 8, whole Circuits System is independently-powered in conjunction with photovoltaic storage battery group 2 by solar panel 1, therefore whole day uninterrupted power supply can be realized, not by the impact of municipal circuit supply.
Further, photovoltaic landscape type transformer case described in the utility model, solar panel 1 is 50W/18V solar panel, photovoltaic storage battery group 2 is made up of four groups of 12V/12ah photovoltaic storage battery, photovoltaic controller 3 is the control of 12V/24V photovoltaic, and photovoltaic DC-to-AC converter 4 is 12V/220V photovoltaic DC-to-AC converter.
Further, photovoltaic landscape type transformer case described in the utility model, photovoltaic controller 3 is the control of 12V/24V photovoltaic, and photovoltaic DC-to-AC converter 4 is 12V/220V photovoltaic DC-to-AC converter; Photovoltaic controller 3 cuts off power delivery when electric energy jeopardizes battery more than 30V/5A, cuts off power delivery when electric energy affects when battery and load normally work lower than 10V/0.1A; Photovoltaic DC-to-AC converter 4 when the too high mistake of electric energy frequency lower than 50HZ, voltage high pressure 250V, electric current higher than 5A, voltage lower than 200V, electric current lower than 0.15A time, meet wherein any one condition time cut off power delivery.
Further, photovoltaic landscape type transformer case described in the utility model, DC digital three volometers 5 are when electric energy is more than 30V/5A, lower than startup alarm 7 during 10V/0.1A; Ac digital three volometers 6 when the too high mistake of electric energy frequency lower than 50HZ, voltage high pressure 250V, electric current higher than 5A, voltage lower than 200V, electric current lower than 0.15A time, meet wherein any one condition time start alarm 7.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (8)
1. photovoltaic landscape type transformer case, comprise photovoltaic power supply system, photovoltaic protection system, photovoltaic supervisory control system, load (8), it is characterized in that: photovoltaic power supply system comprises solar panel (1) and photovoltaic storage battery group (2), photovoltaic protection system comprises photovoltaic controller (3) and photovoltaic DC-to-AC converter (4), photovoltaic supervisory control system comprises DC digital three volometers (5), ac digital three volometers (6) and alarm (7), the interior lighting that load (8) is landscape type transformer case, temperature control, blower fan, solar panel (1) and photovoltaic storage battery group (2) are linked together by wire by photovoltaic controller (3), photovoltaic DC-to-AC converter (4) two ends connect load (8) and photovoltaic controller (3) respectively, between solar panel (1) and photovoltaic controller (3) circuit bypass resistance on be connected with DC digital three volometers (5), DC digital three volometers (5) are connected with siren (7), DC digital three volometers (5) are also connected with photovoltaic DC-to-AC converter (4) by wire simultaneously, the output circuit of photovoltaic DC-to-AC converter (4) is connected with ac digital three volometers (6), described ac digital three volometers (6) are connected with siren (7), disconnect (9) is provided with between photovoltaic DC-to-AC converter (4) and load (8), photovoltaic power supply system, photovoltaic protection system, photovoltaic supervisory control system and load realize the electric power system of landscape type transformer case and civil power disconnects, use electro-optical system as the cleaning new energy of environmental protection, and ensure that whole day is uninterruptedly powered to load (8) the i.e. interior lighting of landscape type transformer case, temperature control, blower fan.
2. photovoltaic landscape type transformer case as claimed in claim 1, it is characterized in that: photovoltaic power supply system comprises solar panel (1) and photovoltaic storage battery group (2), wherein solar panel (1) utilizes opto-electronic conversion to send electric energy and by electrical power storage in photovoltaic storage battery group (2), and photovoltaic power supply system provides uninterrupted power supply for whole circuit; Photovoltaic storage battery group (2) store electrical energy, in order to unbroken overcast and rainy and power night, ensures that whole day is to load (8) power demands.
3. photovoltaic landscape type transformer case as claimed in claim 1, it is characterized in that: photovoltaic protection system comprises photovoltaic controller (3) and photovoltaic DC-to-AC converter (4), major function is solar panel (1), load (8) provides stable, reliable electric energy, the function of photovoltaic controller (3) is anti-lightning strike protection, against short-circuit is protected, anti-reverse charging, transmit control signal make disconnect (9) cut off power delivery when electric energy exceedes photovoltaic controller (3) when given voltage or current value jeopardize the use of battery, when electric energy lower than affect battery and load (8) normally work time photovoltaic controller (3) transmit control signal and make disconnect (9) cut off power delivery, photovoltaic controller (3) is the first catch net of whole Iarge-scale system, protect the electrical equipment use safety in circuit gauze and the safety of circuit own, when occur the too high mistake of electric energy frequency lower than given frequency, the given magnitude of voltage of voltage high pressure, electric current higher than given load current value, voltage lower than to rated voltage or electric current lower than given load current value time, during satisfied wherein any one condition, photovoltaic DC-to-AC converter (4) transmits control signal and makes disconnect (9) cut-out power delivery, photovoltaic DC-to-AC converter (4) plays the effect of boosting again, frequency conversion, anti-overvoltage protection, against short-circuit protection, anti-lightning strike protection, and photovoltaic DC-to-AC converter (4) is the second catch net of whole Iarge-scale system.
4. photovoltaic landscape type transformer case as claimed in claim 1, is characterized in that: photovoltaic supervisory control system comprises DC digital three voltmeter ammeters (5), ac digital three voltmeter ammeters (6) and alarm (7); The stable operation that its major function is the change of Real-Time Monitoring display electric current and voltage, monitoring ensures whole Iarge-scale system; The function of DC digital three volometers (5) is whether the voltage and current after monitoring display photovoltaic controller (3) filtration is stablized, if the fluctuation of voltage or electric current exceedes setting range, will being reported to the police also by alarm (7), temporarily disconnected power delivery is until voltage and current is in stability range, and DC digital three volometers (5) are the first monitoring net of whole system; The function of ac digital three volometers (6) is whether the voltage and current after detection display photovoltaic DC-to-AC converter (4) boosting is stablized, if the fluctuation of voltage or electric current exceedes setting range, to be reported to the police also by alarm (7), temporarily disconnected power delivery is until voltage and current is in stability range, and ac digital three volometers (6) are the second monitoring net of whole system.
5. photovoltaic landscape type transformer case as claimed in claim 2, it is characterized in that: solar energy is converted to electric energy by solar panel (1) by day, electric energy is transferred to photovoltaic controller (3) with galvanic form, photovoltaic controller (3) carries out filtering, voltage stabilizing to the electric current transmitted, now first photovoltaic supervisory control system will be monitored in real time to direct current, will report to the police if abnormal and automatically cut off electric current, ensure the safety of load, be transferred to photovoltaic storage battery group (2) with a direct current part for voltage stabilizing after filtering to store, for overcast and rainy and night load (8) running provides electric energy continuously, another part will be supplied to photovoltaic DC-to-AC converter (4), photovoltaic DC-to-AC converter (4) boosts to electric current, filtering again, after voltage stabilizing, by voltage stabilization, reliable delivery of electrical energy is to load (8), now second photovoltaic supervisory control system will be monitored in real time to alternating current, will by alarm (7) warning automatic shutdown circuit if abnormal, ensure the safety of load (8), whole Circuits System is independently-powered in conjunction with photovoltaic storage battery group (2) by solar panel (1), therefore whole day uninterrupted power supply can be realized, not by the impact of municipal circuit supply.
6. photovoltaic landscape type transformer case as claimed in claim 1, it is characterized in that: solar panel (1) is 50W/18V solar panel, photovoltaic storage battery group (2) is made up of four groups of 12V/12ah photovoltaic storage battery, photovoltaic controller (3) is the control of 12V/24V photovoltaic, and photovoltaic DC-to-AC converter (4) is 12V/220V photovoltaic DC-to-AC converter.
7. photovoltaic landscape type transformer case as claimed in claim 3, is characterized in that: photovoltaic controller (3) is the control of 12V/24V photovoltaic, and photovoltaic DC-to-AC converter (4) is 12V/220V photovoltaic DC-to-AC converter; Photovoltaic controller (3) cuts off power delivery when electric energy jeopardizes battery more than 30V/5A, cuts off power delivery when electric energy affects when battery and load normally work lower than 10V/0.1A; Photovoltaic DC-to-AC converter (4) when the too high mistake of electric energy frequency lower than 50HZ, voltage high pressure 250V, electric current higher than 5A, voltage lower than 200V, electric current lower than 0.15A time, meet wherein any one condition time cut off power delivery.
8. photovoltaic landscape type transformer case as claimed in claim 4, is characterized in that: DC digital three volometers (5) are when electric energy is more than 30V/5A, lower than startup alarm (7) during 10V/0.1A; Ac digital three volometers (6) when the too high mistake of electric energy frequency lower than 50HZ, voltage high pressure 250V, electric current higher than 5A, voltage lower than 200V, electric current lower than 0.15A time, meet wherein any one condition time start alarm (7).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201521034316.9U CN205195302U (en) | 2015-12-09 | 2015-12-09 | Photovoltaic view formula transformer case |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201521034316.9U CN205195302U (en) | 2015-12-09 | 2015-12-09 | Photovoltaic view formula transformer case |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108128984A (en) * | 2018-01-26 | 2018-06-08 | 北京科技大学 | A kind of island dispersant type domestic wastewater processing system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108128984A (en) * | 2018-01-26 | 2018-06-08 | 北京科技大学 | A kind of island dispersant type domestic wastewater processing system |
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