CN105262440B - A kind of movable distributive photovoltaic generation comprehensive test platform - Google Patents
A kind of movable distributive photovoltaic generation comprehensive test platform Download PDFInfo
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- CN105262440B CN105262440B CN201510829138.7A CN201510829138A CN105262440B CN 105262440 B CN105262440 B CN 105262440B CN 201510829138 A CN201510829138 A CN 201510829138A CN 105262440 B CN105262440 B CN 105262440B
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- 238000012360 testing method Methods 0.000 title claims abstract description 18
- 238000004088 simulation Methods 0.000 claims abstract description 23
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 8
- 230000000694 effects Effects 0.000 claims abstract description 5
- 230000005611 electricity Effects 0.000 claims description 19
- 230000010354 integration Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 230000006837 decompression Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000010248 power generation Methods 0.000 description 8
- 238000011160 research Methods 0.000 description 8
- 238000011161 development Methods 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 5
- 238000012549 training Methods 0.000 description 5
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 3
- 240000002853 Nelumbo nucifera Species 0.000 description 3
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 3
- 230000001747 exhibiting effect Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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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 kind of movable distributive photovoltaic generation comprehensive test platform, including cabinet, photovoltaic battery panel, analog platform and battery, wherein, the photovoltaic battery panel is arranged at cabinet top, direct current is converted light energy into by photovoltaic effect, for analog platform and battery provide energy, cabinet is internally provided with analog platform, and battery is arranged at cabinet bottom；Analog platform includes Bidirectional intelligent batch meter, simulation load, inverter and switches set, wherein, inverter connects photovoltaic battery panel, direct current is converted into alternating current, used for simulation load, shot-light load, simulation load connection simulation photovoltaic battery panel, inverter is switched through inverter off-network or grid-connected inverters switch accesses Bidirectional intelligent batch meter, realizes that photovoltaic generation is personal and grid-connected.The present invention can realize that off line electric quantity metering is accurate, prevent grid-connected power transmission, ensures that grid entry point has obvious cut-off point, it is ensured that accomplish that decompression trips during line maintenance, it is ensured that the safety of maintainer.
Description
Technical field
The present invention relates to a kind of movable distributive photovoltaic generation comprehensive test platform.
Background technology
As the dynamics of national energy-saving emission reduction and environmental improvement is increasing, country advocates and promotes new energy energetically
Mesh, particularly small distributed solar energy project.Start to apply for the resident of the grid-connected project of distributed photovoltaic and small-sized industry and commerce
Industry client is also more and more.Wherein, have what application was generated power for their own use, there is application to generate power for their own use what remaining electricity was surfed the Net, also there is all personal
's.According to the different grid-connected demand of client, accelerate distributed photovoltaic power generation project and net spee, actively solve the masses in distribution
Not not understanding and mistaken ideas in terms of photovoltaic generation.For client completes grid-connected service within the flow time limit.As pendulum in electric company visitor
A difficult problem in face of the manager of family.
1st, distributed photovoltaic power generation project has certain requirement, or ground or roof or the water surface to equipment fabricating yard,
Therefore possesses the inhabitant distribution formula photovoltaic generation project polydispersion of mounting condition in the villages and towns in rural areas in each county (area), business area under one's jurisdiction is expanded
Open up each electric company of county.Solar power generation still belongs to Newly Sprouted Things in rural area, although solar components enterprise will too
Sun can generate electricity and extend to vast rural area, but the demo system that dealer makes is simple, it is impossible to meet the masses intuitively
Understand.Vast rural residentses are also existed to solar power generation and not known about and various doubts.
2nd, distributed photovoltaic power generation Mobile exhibiting, experiment, operating system platform this project are exactly to be distributed according to customer selecting
The difference of formula photovoltaic generation network access, existing all patterns are integrated, develop it is a set of meet each network access style, can
Being widely used in company's each specialty of marketing carries out professional training, demonstration displaying, quantitative study, pilot development, research and innovation decile
Cloth photovoltaic generation project simulation operating system device.
Based on above-mentioned consideration, exploitation, development distributed photovoltaic power generation Mobile exhibiting operating platform turn into urgent need at present and solve
Problem.
The content of the invention
The present invention is in order to solve the above problems, it is proposed that a kind of movable distributive photovoltaic generation comprehensive test platform, this
Device can realize that off line electric quantity metering is accurate, prevent grid-connected power transmission, ensures that grid entry point has obvious cut-off point, it is ensured that circuit
Accomplish that decompression trips during maintenance, it is ensured that the safety of maintainer, and the present invention has been provided with movable pulley and can be moved easily, and is conducive to industry
Business training, demonstration displaying, quantitative study, pilot development and research and innovation thought.
To achieve these goals, the present invention is adopted the following technical scheme that：
A kind of movable distributive photovoltaic generation comprehensive test platform, including cabinet, photovoltaic battery panel, analog platform and storage
Battery, wherein, the photovoltaic battery panel is arranged at cabinet top, and direct current is converted light energy into by photovoltaic effect, is
Analog platform and battery provide energy, and cabinet is internally provided with analog platform, and battery is arranged at cabinet bottom；
The analog platform includes Bidirectional intelligent batch meter, simulation load, inverter and switches set, wherein, inverter connects
Photovoltaic battery panel is connect, direct current is converted into alternating current, used for simulation load, shot-light load, simulation load connection simulated light
Volt cell panel, inverter is switched through inverter off-network or grid-connected inverters switch accesses Bidirectional intelligent batch meter, realizes that photovoltaic is sent out
Electricity is personal and grid-connected.
The Bidirectional intelligent batch meter, including generated energy metering electric energy meter, concentrator, critical point electric energy meter, load side
Switch, no-voltage trip switch and civil power side tool lock, wherein, generated energy metering electric energy meter is switched and inverter by inverter off-network
Grid-connected switch connection inverter, generated energy metering electric energy meter switchs connection simulation load side, generated energy metering electricity by load side
Energy table and critical point electric energy meter are all connected with concentrator, and critical point electric energy meter is switched by no-voltage trip, civil power side tool lock connects
Connect the grid-connected switch of switches set.
The switches set is switched including master control, master control switch control simulation load branch circuit, grid-connected branch road and the grid-connected branch of civil power
Road, wherein, simulation load branch circuit is provided with analog light source switch, simulation load branch circuit connection analog light source；The grid-connected branch road
Connection critical point electric energy meter, grid-connected branch road is provided with grid-connected switch；The grid-connected branch road connection shot-light load of civil power, civil power is simultaneously
Net branch road is provided with the grid-connected switch of civil power.
The inverter connects battery by battery switch.
The shot-light load switchs connection generated energy metering electric energy meter by generation load.
Further, the displaying experimental system includes Three models：Whole personal patterns, remaining electricity online mould of generating power for their own use
Formula and whole online patterns, wherein, all personal patterns are that solar photovoltaic cell panel generating is converted to 220V by inverter
Alternating current is used for shot-light load, and providing auxiliary power is stored to battery, is departed from civil power completely；Electricity online pattern more than generating power for their own use
Used for shot-light load for solar photovoltaic cell panel generating is converted to 220kV alternating currents by inverter, providing auxiliary power is grid-connected
Access civil power 220V systems；Whole online patterns are that solar photovoltaic cell panel generating is converted to 220kV exchanges by inverter
Electric direct grid-connected accesses 220V systems.
When the system is for whole personal patterns, photovoltaic cell switching plate closure, inverter off-network switch closure, Generation Side
Switch closure, load side switch merges, and generation load switch merges, and shot-light load is bright.
The system is that photovoltaic cell switching plate closure, grid-connected inverters switch is closed when generating power for their own use remaining electricity online pattern
Close, Generation Side switch closure, load side switch closure, generation load switch closure, shot-light load is bright, grid-connected switch closure is closed
Close civil power side tool lock and no-voltage trip switch.
The system for all online pattern when, photovoltaic cell switching plate, grid-connected inverters switch, Generation Side switch and
Net switch, civil power side tool lock and no-voltage trip switch closure.
The cabinet lower end is provided with movable pulley.The comprehensive test platform can be easily moved, is easy to teaching and simulated experiment.
Operation principle of the invention is：Photovoltaic generation Business Teaching training can be carried out, or carry out light as test platform
Photovoltaic generating system experimental study.
1st, teaching, training：All wiring are removed, student understands according to oneself carries out wiring, realize photovoltaic generation certainly respectively
From with, generate power for their own use remaining electricity online, all online, while accomplishing accurately to measure generated energy, electricity volume.Understand inverter work
Make principle, how to realize off-network and grid-connected.
2nd, experimental study：(1) influence of the research solar irradiance to photovoltaic battery panel power output, to inverter efficiency
Influence.By changing the mounting inclination angle of photovoltaic module, the power output of photovoltaic module is measured, find local optimum embedding angle
Degree；Blocked by one or a few solar panel to certain, influence of the research occlusion effect to photovoltaic battery panel.(2)
Inverter is launched to test, by the inverter using different manufacturers, research different manufacturers inverter is when different capacity is exported
Conversion efficiency；Stress_responsive genes instrument, the harmonic problem in research photovoltaic generation are accessed by inverter output end.(3) off-network
Experiment, simulating grid accident tests no-voltage trip switch performance, it is ensured that occur without the phenomenon of falling power transmission.(4) other experiments, including
Accumulator cell charging and discharging is studied, the design of batch meter electric energy meter, wiring and the research of measurement problem.
Beneficial effects of the present invention are：
(1) it is arranged in existing all elements are several on a dolly, concise, small volume, multiple functional, movement side
Just, be conducive to carrying out professional training, demonstration displaying, quantitative study, pilot development, research and innovation；
(2) off line electric quantity metering is accurate in realization, prevent it is grid-connected fall power transmission, ensure that grid entry point has obvious cut-off point, it is ensured that
Accomplish that decompression trips during line maintenance, it is ensured that the safety of maintainer；
(3) according to domestic low pressure photovoltaic generating system, various online patterns are integrated, is realized all online, all
Personal, the random switching of remaining electricity online of generating power for their own use is conducive to promoting the development of photovoltaic generation.
Brief description of the drawings
Fig. 1 is batch meter internal mechanism structural representation.
Fig. 2 is system platform complete layout.
Wherein, 1, photovoltaic battery panel；2nd, photovoltaic battery panel is simulated；3rd, analog light source；4th, civil power master control switch；5th, simulate negative
Lotus；6th, analog light source switch；7th, grid-connected switch；8th, the grid-connected switch of civil power；9th, photovoltaic cell switching plate；10th, inverter；11st, it is double
To intelligent metering case；12nd, generation load switch；13rd, inverter off-network switch；14th, grid-connected inverters switch；15th, battery is opened
Close；16th, batteries；17th, generated energy metering electric energy meter；18th, concentrator；19th, critical point electric energy meter；20th, Generation Side switch；
21st, load side switch；22nd, no-voltage trip switch；23rd, civil power side tool lock.
Specific embodiment：
The invention will be further described with embodiment below in conjunction with the accompanying drawings.
As shown in figure 1, it is a kind of for Mobile exhibiting, experiment low pressure distributed photovoltaic power generation simulated operating system by following
A few part compositions：
1st, solar photovoltaic cell panel：Including the fritter photovoltaic electric being installed on the photovoltaic battery panel of outdoor and analog platform
Pond plate.
2nd, from grid-connected one inverter：Holy Xiang single-phase high frequency and off-network inverter.
3rd, batch meter：Be provided with generated energy electric energy meter and energy metering table in case, and with generated energy electric energy meter
The power information acquisition terminal being connected with energy metering table.
4th, switching device：Including inverter off-network switch, grid-connected inverters switch, the grid-connected switch of civil power, grid-connected switch, hair
Electric side switch, load side switch, no-voltage trip switch, civil power side tool lock, battery switch, civil power master switch, photovoltaic switch.
5th, other：Shot-light load, analog light source, simulation load, battery.
All element centralized arrangements set the system into dolly on stainless steel iron plate, and battery is positioned over small underbody
Seat, accomplishes to be moved easily displaying.
Used as operating system platform, solar photovoltaic cell panel converts light energy into direct current by photovoltaic effect,
Exchange is converted into through inverter, batch meter is accessed through inverter off-network switch or grid-connected inverters switch, sent out by batch meter
Electric side switch, load side switch, no-voltage trip switch, civil power side tool lock and generation load side switch, the cooperation of grid-connected switch, it is real
Existing photovoltaic generation is personal and grid-connected.Other analog light source switch, analog light source, low profile photovoltaic cell panel, simulation load structure are most
Simple small photovoltaic power generation system.
Total Three models implementation：
1st, whole personal patterns：It is negative for shot-light that solar photovoltaic cell panel generating is converted to 220V alternating currents by inverter
Load is used, and providing auxiliary power is stored to battery, is departed from civil power completely.
Demonstrating step is：1 photovoltaic cell switching plate is closed, 13 inverter off-networks switch is closed, 20 Generation Sides switch is closed, 21 is closed negative
Lotus side switchs, and closes 12 generation loads switch, and shot-light load is bright.
2nd, electricity online pattern more than generating power for their own use：Solar photovoltaic cell panel to generate electricity and be converted to 220kV exchanges by inverter
Electricity is used for shot-light load, providing auxiliary power grid integration civil power 220V systems.
Demonstrating step is：1 photovoltaic cell switching plate is closed, 13 grid-connected inverters switch is closed, 20 Generation Sides switch is closed, 21 is closed negative
Lotus side switchs, and closes 12 generation loads switch, and shot-light load is bright, closes 7 grid-connected switches, closes 23 civil power side tool locks, closes 22 no-voltage trips
Switch.
3rd, whole online patterns：Solar photovoltaic cell panel to generate electricity and be converted to 220kV alternating currents directly simultaneously by inverter
Net accesses 220V systems.
Demonstration step：1 photovoltaic cell switching plate is closed, 13 grid-connected inverters switch is closed, 20 Generation Sides switch is closed, 7 is closed grid-connected
Switch, closes 23 civil power side tool locks, closes 22 no-voltage trips switch.
Although above-mentioned be described with reference to accompanying drawing to specific embodiment of the invention, not to present invention protection model
The limitation enclosed, one of ordinary skill in the art should be understood that on the basis of technical scheme those skilled in the art are not
Need the various modifications made by paying creative work or deformation still within protection scope of the present invention.
Claims (8)
1. a kind of movable distributive photovoltaic generation comprehensive test platform, it is characterized in that：Including cabinet, photovoltaic battery panel, simulation
Platform and battery, wherein, the photovoltaic battery panel is arranged at cabinet top, is converted light energy into directly by photovoltaic effect
Stream electricity, for analog platform and battery provide energy, cabinet is internally provided with analog platform, and battery is arranged at cabinet bottom；
The analog platform includes Bidirectional intelligent batch meter, simulation load, inverter and switches set, wherein, inverter connection light
Volt cell panel, alternating current is converted to by direct current, is used for simulation load, shot-light load, simulation load connection simulation photovoltaic electric
Pond plate, inverter is switched through inverter off-network or grid-connected inverters switch accesses Bidirectional intelligent batch meter, realizes photovoltaic generation certainly
With and it is grid-connected；
The Bidirectional intelligent batch meter, including generated energy metering electric energy meter, concentrator, critical point electric energy meter, load side switch,
No-voltage trip is switched and civil power side tool lock, wherein, generated energy metering electric energy meter is switched and grid-connected inverters by inverter off-network
Switch connection inverter, generated energy metering electric energy meter switchs connection simulation load side, generated energy metering electric energy meter by load side
Concentrator is all connected with critical point electric energy meter, critical point electric energy meter is switched by no-voltage trip, civil power side tool lock is connected and opened
The grid-connected switch of pass group；
The switches set is switched including master control, master control switch control simulation load branch circuit, grid-connected branch road and the grid-connected branch road of civil power, its
In, simulation load branch circuit is provided with analog light source switch, simulation load branch circuit connection analog light source；The grid-connected branch road connection is closed
Mouth electric energy meter, grid-connected branch road is provided with grid-connected switch；The grid-connected branch road connection shot-light load of civil power, the grid-connected branch road of civil power
It is provided with the grid-connected switch of civil power.
2. a kind of movable distributive photovoltaic generation comprehensive test platform as claimed in claim 1, it is characterized in that：The inversion
Device connects battery by battery switch.
3. a kind of movable distributive photovoltaic generation comprehensive test platform as claimed in claim 1, it is characterized in that：The shot-light
Load switchs connection generated energy metering electric energy meter by generation load.
4. a kind of movable distributive photovoltaic generation comprehensive test platform as claimed in claim 1, it is characterized in that：Including three kinds
Pattern：Whole personal patterns, remaining electricity online pattern of generating power for their own use and whole online patterns, wherein, whole personal patterns are the sun
The generating of energy photovoltaic battery panel is converted to 220V alternating currents and is used for shot-light load by inverter, and providing auxiliary power is stored to electric power storage
Pond, departs from civil power completely；Remaining electricity online pattern of generating power for their own use is that solar photovoltaic cell panel generating is converted to by inverter
220kV alternating currents are used for shot-light load, providing auxiliary power grid integration civil power 220V systems；All online pattern is solar energy
Volt cell panel generates electricity and is converted to the direct grid integration 220V systems of 220kV alternating currents by inverter.
5. a kind of movable distributive photovoltaic generation comprehensive test platform as claimed in claim 4, it is characterized in that：The system
During for whole personal patterns, photovoltaic cell switching plate closure, inverter off-network switch closure, Generation Side switchs closure, load side
Switch merges, and generation load switch merges, and shot-light load is bright.
6. a kind of movable distributive photovoltaic generation comprehensive test platform as claimed in claim 5, it is characterized in that：The system
For generate power for their own use remaining electricity online pattern when, photovoltaic cell switching plate closure, grid-connected inverters switch closure, Generation Side switch is closed
Close, load side switch closure, generation load switch closure, shot-light load is bright, grid-connected switch closure closes civil power side tool lock and mistake
Pressure trip switch.
7. a kind of movable distributive photovoltaic generation comprehensive test platform as claimed in claim 4, it is characterized in that：The system
During for whole online patterns, photovoltaic cell switching plate, grid-connected inverters switch, Generation Side switch, grid-connected switch, civil power side tool lock
Switched with no-voltage trip and closed.
8. a kind of movable distributive photovoltaic generation comprehensive test platform as claimed in claim 1, it is characterized in that：The cabinet
Lower end is provided with movable pulley.
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| CN201510829138.7A CN105262440B (en) | 2015-11-24 | 2015-11-24 | A kind of movable distributive photovoltaic generation comprehensive test platform |
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| CN201510829138.7A CN105262440B (en) | 2015-11-24 | 2015-11-24 | A kind of movable distributive photovoltaic generation comprehensive test platform |
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| CN105262440B true CN105262440B (en) | 2017-06-13 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107121591A (en) * | 2017-03-17 | 2017-09-01 | 合肥天舟光伏技术有限公司 | Photovoltaic generation Payload bearing power tester |
| CN112290589A (en) * | 2020-10-19 | 2021-01-29 | 华翔翔能科技股份有限公司 | Micro-grid simulation platform integrated device |
| CN113437758B (en) * | 2021-06-25 | 2022-07-26 | 安徽海螺建材设计研究院有限责任公司 | Photovoltaic grid-connected system and metering method for cement plant |
| CN114564474B (en) * | 2022-04-28 | 2022-07-26 | 广东电网有限责任公司佛山供电局 | Photovoltaic ledger data automatic verification method and related device |
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| CN104300575A (en) * | 2014-09-11 | 2015-01-21 | 国家电网公司 | Low-power distributed photovoltaic power generation system combined with energy storage battery |
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| CN102610146A (en) * | 2012-03-06 | 2012-07-25 | 江苏大学 | Teaching experiment platform of multifunctional photovoltaic power generation system |
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