CN213879299U - Civil solar photovoltaic power generation system - Google Patents

Civil solar photovoltaic power generation system Download PDF

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Publication number
CN213879299U
CN213879299U CN202023349394.1U CN202023349394U CN213879299U CN 213879299 U CN213879299 U CN 213879299U CN 202023349394 U CN202023349394 U CN 202023349394U CN 213879299 U CN213879299 U CN 213879299U
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user
photovoltaic
block terminal
solar
switch
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CN202023349394.1U
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曾青桂
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Dongguan Xifu Electric Technology Co ltd
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Dongguan Xifu Electric Technology Co ltd
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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
    • Y02B10/10—Photovoltaic [PV]
    • 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 discloses a civilian solar photovoltaic power generation system, it includes: the installing support, solar PV modules, photovoltaic inverter, the grid-connected PV block terminal, user's block terminal and backward flow block terminal, solar PV modules lays on the installing support, solar PV modules passes through the wire and is connected with photovoltaic inverter electricity, photovoltaic inverter passes through the wire and is connected with the grid-connected PV block terminal electricity, the grid-connected PV block terminal passes through the wire and is connected with user's block terminal electricity, user's block terminal passes through the wire and is connected with backward flow block terminal electricity, solar PV modules turns into the alternating current with direct current through photovoltaic inverter and sends to the grid-connected PV block terminal, the rethread grid-connected PV block terminal sends the alternating current to user's block terminal and supplies the user to use, at last send to the commercial power electric wire netting through backward flow block terminal with the user uses incomplete surplus alternating current. The utility model discloses easy dismounting generates electricity through solar energy, satisfies the electric power needs of self and still can feed the country with unnecessary electric power repayment, has reduced user's power consumption cost, and the practicality is strong.

Description

Civil solar photovoltaic power generation system
Technical Field
The utility model relates to a photovoltaic power generation technical field, in particular to civilian solar photovoltaic power generation system.
Background
In recent years, with the continuous development of society and the continuous progress of scientific level, the loss of non-renewable energy resources on the earth and the pollution of the earth environment are greatly accelerated, and the storage of non-renewable energy resources and the pollution form of the earth environment become more tense, so in order to reduce the loss of non-renewable energy resources and the pollution form of the earth environment, the world is dedicated to research and development of renewable clean energy resources to replace non-renewable energy resources, the rapid development of the renewable clean energy industry is promoted, solar energy is one of the renewable clean energy resources, the solar energy is converted into electric energy to be transmitted to a client for use, and a solar photovoltaic power distribution station is produced by operation. Solar photovoltaic distribution substations have slowly become one of the commonly used distribution substations. However, the existing civil solar photovoltaic power distribution station has some defects due to short development time, and the existing small civil solar photovoltaic power distribution station has low power generation amount and cannot meet the use requirements of users; the existing large civil solar photovoltaic power distribution station can only supply power by self, the extra electric quantity easily causes the resource waste of generated energy, and meanwhile, the existing civil solar photovoltaic power distribution station does not have the functions of lightning protection device and sun shading and rain shielding.
Therefore, a civil solar photovoltaic power generation system which has the functions of shading sun, shielding rain and preventing lightning, can meet the power consumption requirement of the system and can sell redundant power to the country is urgently needed in the market to solve the problem.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the disappearance that prior art exists, provide a civilian solar photovoltaic power generation system, easy dismounting generates electricity through solar energy, and the electric power demand that satisfies self power consumption still can sell unnecessary electric power for the country, has reduced user's power consumption cost, and the practicality is strong.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a residential solar photovoltaic power generation system, comprising: installing support, solar PV modules, photovoltaic inverter, grid-connected PV block terminal, user's block terminal and backward flow block terminal, solar PV modules lays on the installing support, solar PV modules is connected with the photovoltaic inverter electricity, photovoltaic inverter is connected with the grid-connected PV block terminal electricity, grid-connected PV block terminal is connected with user's block terminal electricity, user's block terminal is connected with backward flow block terminal electricity, and solar PV modules turns into the alternating current with the direct current through photovoltaic inverter and sends to grid-connected PV block terminal, and rethread grid-connected PV block terminal sends the alternating current to user's block terminal and supplies the user to use, sends to the commercial power electric network with the user's use incomplete remaining alternating current through backward flow block terminal at last.
As a further elaboration of the above technical solution:
in the above technical scheme, the mounting bracket includes a support column and a roof sandal wood strip, the roof sandal wood strip is arranged on the upper end of the support column, and the solar photovoltaic module is laid on the roof sandal wood strip.
In the above technical scheme, the support columns and the roof sandal bars are both made of steel materials, the roof sandal bars include a first roof sandal bar and a second roof sandal bar, the first roof sandal bar and the second roof sandal bar are arranged oppositely and are in a protruding shape, and the slopes of the first roof sandal bar and the second roof sandal bar are 7 °.
In the technical scheme, the solar photovoltaic module is formed by splicing a plurality of groups of photovoltaic units, and each group of photovoltaic units respectively transmits direct current to the photovoltaic inverter.
In the technical scheme, each group of photovoltaic units is composed of a plurality of photovoltaic array solar battery packs, and the photovoltaic array solar battery packs of each group of photovoltaic units are electrically connected through high-voltage direct-current resistant lead wires.
In the technical scheme, the photovoltaic array solar battery pack comprises double-sided interlayer glass and photovoltaic array solar batteries arranged in the double-sided interlayer, and the photovoltaic array solar batteries are all made of silicon materials.
In the technical scheme, the photovoltaic grid-connected distribution box comprises a circuit breaker, a lightning protection switch, a photovoltaic self-recovery switch and a photovoltaic disconnecting link switch, the photovoltaic inverter converts direct current into alternating current and sends the alternating current to the circuit breaker, the circuit breaker is respectively electrically connected with the lightning protection switch and the photovoltaic self-recovery switch, the photovoltaic self-recovery switch is electrically connected with the photovoltaic disconnecting link switch, and the photovoltaic disconnecting link switch conveys the alternating current to a user distribution box.
In the above technical scheme, the user distribution box includes a user disconnecting link switch, a user current transformer, a user plastic shell switch and a user electric energy meter, the user disconnecting link switch is electrically connected with the photovoltaic disconnecting link switch, the user current transformer is electrically connected with the user disconnecting link switch, the user electric energy meter is connected in parallel at the user current transformer, one end of the user plastic shell switch is electrically connected with the user current transformer, and the other end of the user plastic shell switch is electrically connected with the user power utilization end and the backflow distribution box respectively.
In the above technical scheme, the backflow distribution box comprises a backflow disconnecting link switch, a backflow current transformer, a backflow plastic shell switch and a backflow electric energy meter, wherein the backflow disconnecting link switch is electrically connected with the plastic shell switch of a user, the backflow current transformer is electrically connected with the backflow disconnecting link switch, the backflow electric energy meter is connected in parallel with the user current transformer, one end of the backflow plastic shell switch is electrically connected with the backflow current transformer, and the other end of the backflow plastic shell switch is electrically connected with the commercial power grid end respectively.
In the above technical scheme, the mounting bracket further comprises a lightning protection device, one end of the lightning protection device is connected with the support column, and the other end of the lightning protection device is grounded.
Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, reasonable in design, novel structure, through the structural design who adopts the installing support, make it have the sunshade and keep off the rain, the function of lightning protection, turn into direct current electric energy with solar energy through adopting solar PV modules, turn into the alternating current with the direct current through photovoltaic inverter, carry out overload protection to user's block terminal and backward flow block terminal through adopting the photovoltaic block terminal that is incorporated into the power networks, can not only satisfy self power consumption demand, still can sell unnecessary electric power for the country, user's power consumption cost has been reduced, respond national sustainable development's development theory simultaneously, therefore, the clothes hanger is strong in practicability.
To more clearly illustrate the structural features and technical means of the present invention and the specific objects and functions achieved thereby, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments:
drawings
FIG. 1 is a schematic structural view of a mounting bracket and a solar photovoltaic module;
fig. 2 is a schematic view of the working flow of the present invention;
FIG. 3 is a schematic structural diagram of a photovoltaic grid-connected distribution box;
FIG. 4 is a schematic diagram of a consumer distribution box;
fig. 5 is a schematic view of the construction of the reflow oven.
The attached drawings indicate the following: 1. mounting a bracket; 11. a support pillar; 12. sandal wood strips; 2. a solar photovoltaic module; 3. a photovoltaic inverter; 4. a photovoltaic grid-connected distribution box; 41. a circuit breaker; 42. a lightning protection switch; 43. a photovoltaic self-healing switch; 44. a photovoltaic disconnecting link switch; 5. a user distribution box; 51. a user knife switch; 52. a user current transformer; 53. a user plastic shell switch; 54. a user electric energy meter; 6. a return current distribution box; 61. a return knife switch; 62. a return current transformer; 63. a reflux plastic shell switch; 64. and (4) refluxing the electric energy meter.
Detailed Description
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the indicated position or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.
As shown in fig. 1 to 5, a solar photovoltaic power generation system for civil use includes: installing support 1, solar PV modules 2, photovoltaic inverter 3, photovoltaic grid-connected panel 4, user's block terminal 5 and backflow block terminal 6, solar PV modules 2 lays on installing support 1, solar PV modules 2 is connected with photovoltaic inverter 3 electricity, photovoltaic inverter 3 is connected with photovoltaic grid-connected panel 4 electricity, photovoltaic grid-connected panel 4 is connected with user's block terminal 5 electricity, user's block terminal 5 is connected with backflow block terminal 6 electricity, and solar PV modules 2 turns into the alternating current with the direct current through photovoltaic inverter 3 and sends to photovoltaic grid-connected panel 4, and rethread photovoltaic grid-connected panel 4 sends the alternating current to user's block terminal 5 confession user with the alternating current, and the last uses user to use incomplete remaining alternating current to send to the commercial power grid through backflow block terminal 6.
As a further improvement, the mounting bracket 1 includes a support column 11 and a roof batten 12, the roof batten 12 is arranged on the upper end of the support column 11, and the solar photovoltaic module is laid 2 on the roof batten 12.
As a further improvement of the present invention, the supporting column 11 and the roof sandal wood strip 12 are all made of steel material, the roof sandal wood strip 12 includes the first roof sandal wood strip 13 and the second roof sandal wood strip 14, the first roof sandal wood strip 13 and the second roof sandal wood strip 14 are relatively arranged and form a protrusion, the slope of the first roof sandal wood strip 13 and the second roof sandal wood strip 14 is 7 °.
In this embodiment, be the structural design of salient form through setting up first roofing sandalwood strip 13 and second roofing sandalwood strip 14, and be provided with certain slope to make the rainwater of rainy day can not the stagnation on solar PV modules 2, and steel material stable in structure, the outside coating has the antirust coat, has prolonged life, and solar PV modules 2 can be installed in first roofing sandalwood strip 13 and second roofing sandalwood strip 14 department at a speed, easy dismounting.
As a further improvement, the solar photovoltaic module 2 is formed by the concatenation of a plurality of groups photovoltaic unit, and every group photovoltaic unit carries the direct current to photovoltaic inverter 3 departments respectively.
As a further improvement, each group of photovoltaic units is composed of a plurality of photovoltaic array solar battery packs, and the photovoltaic array solar battery packs of each group of photovoltaic units are electrically connected through high-voltage direct current resistant wires.
As a further improvement, the photovoltaic array solar battery pack comprises double-sided sandwich glass and photovoltaic array solar batteries arranged inside the double-sided sandwich, and the photovoltaic array solar batteries are all made of silicon materials.
In this embodiment, through the physical characteristics of silicon material, can produce the electromotive force and then produce the direct current after the silicon material passes through the sunlight and shines, adopt physics electricity generation for chemical power generation environmental protection more, the energy saving reduces the energy loss, through the structural design who adopts photovoltaic unit, makes the direct current who gets into photovoltaic inverter 3 can not transship, through the structural design who adopts two-sided laminated glass, effectual protection photovoltaic array solar cell.
As a further improvement, the photovoltaic grid-connected distribution box 4 includes that circuit breaker 41, lightning protection switch 42, photovoltaic are from compound switch 43 and photovoltaic switch disconnector 44, photovoltaic inverter 3 turns into the alternating current with the direct current and delivers to circuit breaker 41, circuit breaker 41 is connected from compound switch 43 electricity with lightning protection switch 42 and photovoltaic respectively, photovoltaic is connected from compound switch 43 electricity with photovoltaic switch disconnector 44 electricity, photovoltaic switch disconnector 44 carries the alternating current to 5 departments of user's distribution box.
In this embodiment, the user distribution box 5 and the return distribution box 6 are protected by adopting the photovoltaic grid-connected distribution box 4.
As a further improvement, user's block terminal 5 includes that user disconnecting link switch 51, user current transformer 52, user mould shell switch 53 and user electric energy meter 54, user disconnecting link switch 51 is connected with photovoltaic disconnecting link switch 44 electricity, user current transformer 52 is connected with user disconnecting link switch 51 electricity, user electric energy meter 54 connects in parallel in user current transformer 52 department, user moulds shell switch 53's one end and user current transformer 52 electricity and is connected, the other end that user moulded shell switch 53 is connected with user's power consumption end and backflow block terminal 52 electricity respectively.
In the embodiment, alternating current is led into the user disconnecting link switch 51 from the photovoltaic disconnecting link switch 44 through a conducting wire, and is led to a user power utilization end through the user current transformer 52 and the user plastic shell switch 53, and counting is carried out through the user electric energy meter 64.
As a further improvement, the backflow distribution box 6 comprises a backflow disconnecting link switch 61, a backflow current transformer 62, a backflow plastic casing switch 63 and a backflow electric energy meter 64, the backflow disconnecting link switch 61 is electrically connected with the user plastic casing switch 53, the backflow current transformer 62 is electrically connected with the backflow disconnecting link switch 61, the backflow electric energy meter 64 is connected in parallel with the user current transformer 62, the backflow plastic casing switch 63 is electrically connected with the backflow current transformer 62, the backflow plastic casing switch 63 is electrically connected with the commercial power grid end at the other end thereof respectively.
In this embodiment, the remaining electricity is led into the return disconnecting link switch 61 from the user plastic casing switch 53 through a wire, is drained to the utility power grid through the return current transformer 62 and the return plastic casing switch 63, and is counted by the return electric energy meter 64, so that the current is led into the utility power grid end for sale.
As a further improvement, the mounting bracket 1 further includes a lightning protection device, one end of the lightning protection device is connected with the support column 11, and the other end of the lightning protection device is grounded.
In the embodiment, through the structural design of the lightning protection device, lightning can be effectively introduced into the ground, and the safety of equipment can be effectively protected.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, so any modifications, equivalent replacements, improvements, etc. made to the above embodiments by the technology of the present invention are all within the scope of the technical solution of the present invention.

Claims (10)

1. The civil solar photovoltaic power generation system is characterized by comprising: installing support, solar PV modules, photovoltaic inverter, grid-connected PV block terminal, user's block terminal and backward flow block terminal, solar PV modules lays on the installing support, solar PV modules is connected with the photovoltaic inverter electricity, photovoltaic inverter is connected with the grid-connected PV block terminal electricity, grid-connected PV block terminal is connected with user's block terminal electricity, user's block terminal is connected with backward flow block terminal electricity, and solar PV modules turns into the alternating current with the direct current through photovoltaic inverter and sends to grid-connected PV block terminal, and rethread grid-connected PV block terminal sends the alternating current to user's block terminal and supplies the user to use, sends to the commercial power electric network with the user's use incomplete remaining alternating current through backward flow block terminal at last.
2. The civil solar photovoltaic power generation system as claimed in claim 1, wherein the mounting bracket comprises a support column and a roof batten, the roof batten is arranged at the upper end of the support column, and the solar photovoltaic module is laid at the roof batten.
3. The civil solar photovoltaic power generation system as claimed in claim 2, wherein the support columns and the roof sandalwood strips are made of steel materials, the roof sandalwood strips comprise a first roof sandalwood strip and a second roof sandalwood strip, the first roof sandalwood strip and the second roof sandalwood strip are arranged oppositely and are in a protruding shape, and the slopes of the first roof sandalwood strip and the second roof sandalwood strip are 7 °.
4. The civil solar photovoltaic power generation system of claim 1, wherein the solar photovoltaic module is formed by splicing a plurality of groups of photovoltaic units, and each group of photovoltaic units respectively transmits direct current to the photovoltaic inverter.
5. The civil solar photovoltaic power generation system of claim 4, wherein each group of photovoltaic units is composed of a plurality of photovoltaic array solar battery packs, and the photovoltaic array solar battery packs of each group of photovoltaic units are electrically connected through a high-voltage direct-current resistant lead.
6. The civil solar photovoltaic power generation system of claim 5, wherein the photovoltaic array solar battery pack comprises double-sided interlayer glass and photovoltaic array solar batteries arranged in the double-sided interlayer, and the photovoltaic array solar batteries are all made of silicon materials.
7. The civil solar photovoltaic power generation system of claim 1, wherein the photovoltaic grid-connected distribution box comprises a circuit breaker, a lightning protection switch, a photovoltaic self-recovery switch and a photovoltaic disconnecting link switch, the photovoltaic inverter converts direct current into alternating current and sends the alternating current to the circuit breaker, the circuit breaker is electrically connected with the lightning protection switch and the photovoltaic self-recovery switch respectively, the photovoltaic self-recovery switch is electrically connected with the photovoltaic disconnecting link switch, and the photovoltaic disconnecting link switch transmits the alternating current to the user distribution box.
8. The civil solar photovoltaic power generation system of claim 7, wherein the user distribution box comprises a user disconnecting link switch, a user current transformer, a user plastic casing switch and a user electric energy meter, the user disconnecting link switch is electrically connected with the photovoltaic disconnecting link switch, the user current transformer is electrically connected with the user disconnecting link switch, the user electric energy meter is connected in parallel with the user current transformer, one end of the user plastic casing switch is electrically connected with the user current transformer, and the other end of the user plastic casing switch is electrically connected with the user power utilization end and the backflow distribution box respectively.
9. The civil solar photovoltaic power generation system of claim 8, wherein the backflow distribution box comprises a backflow disconnecting link switch, a backflow current transformer, a backflow plastic shell switch and a backflow electric energy meter, the backflow disconnecting link switch is electrically connected with the user plastic shell switch, the backflow current transformer is electrically connected with the backflow disconnecting link switch, the backflow electric energy meter is connected in parallel with the user current transformer, one end of the backflow plastic shell switch is electrically connected with the backflow current transformer, and the other end of the backflow plastic shell switch is respectively electrically connected with the commercial power grid end.
10. The civil solar photovoltaic power generation system as claimed in claim 1, wherein the mounting bracket further comprises a lightning protection device, one end of the lightning protection device is connected with the support column, and the other end of the lightning protection device is grounded.
CN202023349394.1U 2020-12-31 2020-12-31 Civil solar photovoltaic power generation system Active CN213879299U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202023349394.1U CN213879299U (en) 2020-12-31 2020-12-31 Civil solar photovoltaic power generation system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202023349394.1U CN213879299U (en) 2020-12-31 2020-12-31 Civil solar photovoltaic power generation system

Publications (1)

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CN213879299U true CN213879299U (en) 2021-08-03

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