CN208656271U - Integral intelligent photovoltaic substation - Google Patents
Integral intelligent photovoltaic substation Download PDFInfo
- Publication number
- CN208656271U CN208656271U CN201820830552.9U CN201820830552U CN208656271U CN 208656271 U CN208656271 U CN 208656271U CN 201820830552 U CN201820830552 U CN 201820830552U CN 208656271 U CN208656271 U CN 208656271U
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- cabinet
- module
- substation
- voltage
- intelligent photovoltaic
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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
-
- 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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/16—Electric power substations
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/40—Display of information, e.g. of data or controls
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Abstract
The utility model relates to a kind of integral intelligent photovoltaic substations, one group of high-voltage board, a transformer, a low-voltage cabinet, an inverter cabinet, a terminal cabinet and attachment are provided in cabinet housing, and it is arranged in cabinet housing by dismountable structure, low-voltage module, transformer module, high-pressure modular, inverter module, terminal module concentration is integrated；Using lateral " mesh " character form structure layout in cabinet, it is connected and is formed by standard interface, formed left compartment, intermediate compartment, right compartment, arrange transformer module in the intermediate compartment, its low-pressure side is connect with low-voltage module, and high-pressure side is connect with high-pressure modular.The utility model has the characteristics that compact-sized, occupied area is small, the construction period is short, realizes power station function modoularization, energy material economized, operational monitoring visualization, utmostly meets the needs that adaptation to local conditions carries out intelligent photovoltaic power plant construction.
Description
Technical field
The present invention relates to technical field of new energy power generation, more particularly to a kind of integral intelligent photovoltaic substation.
Background technique
Solar energy is increasingly favored by country as a kind of green, environmental protection, free of contamination ideal clean energy resource.Nearly two
Year, the market demand pull and the support of national relevant policies under, China's distributed photovoltaic industry development is especially rapid, at
For an important force of theCourse of PV Industry." energy development " 13 " planning " display, arrives the year two thousand twenty, China's photovoltaic power generation
Scale is estimated to reach 1.1 hundred million kilowatts or more, wherein 60,000,000 kilowatts of distributed photovoltaic.The coming years, China's theCourse of PV Industry
Center of gravity all will focus on distributed photovoltaic, development prospect is very good.In addition, intelligent photovoltaic industry development action planning
(2018-2020) also requires to adhere to leading market, and government guidance adheres to innovation driving, combination of production and application, accelerates promotion photovoltaic and produces
Industry intelligence manufacture is horizontal, internet, big data, artificial intelligence and photovoltaic industry depth integration is pushed, to promote intelligent photovoltaic
System Construction is horizontal with O&M and in multi-field large-scale application.
Photovoltaic generating system generally can be divided into family's photovoltaic plant, distributed photovoltaic power generation, grid-connected photovoltaic power generation, adverse current light
Photovoltaic generating system, off-network photovoltaic power generation, distributed photovoltaic power generation system are the upgrade version of grid-connected photovoltaic power generation system, its configuration
Grade is higher than grid-connected photovoltaic power generation system, and generally by photovoltaic cell component, photovoltaic array bracket, direct current conflux case, direct current matches
Electric cabinet, gird-connected inverter, AC power distribution cabinet/AC distribution panel, the equipment such as step-up transformer composition.Conventional boost grid-connection device generally uses box
Substation's mode, direct current conflux case, power distribution cabinet and inverter and case change are provided separately, and the standardization of photovoltaic plant difficult to realize is set
Meter, full prefabrication, mechanized construction.Photovoltaic uses box-type substation as the important composition of distributed photovoltaic power generation system grid connection
Component, integrated design, intelligent O&M have the safety and reliability that entire photovoltaic generating system is run important
Meaning.
Summary of the invention
The object of the present invention is to provide a kind of integral intelligent photovoltaic substations, by low-voltage module, transformer module, high pressure
The concentrations such as module, inverter module, terminal module are integrated, and have the characteristics that compact-sized, occupied area is small, the construction period is short, real
Existing power station function modoularization, energy material economized, operational monitoring visualization utmostly meet adaptation to local conditions and carry out intelligent light
The needs of overhead utility construction.
To achieve the above object, present invention provide the technical scheme that
Integral intelligent photovoltaic substation is provided with one group of high-voltage board, a transformer, a low pressure in cabinet housing
Cabinet, an inverter cabinet, a terminal cabinet and attachment, and be arranged in cabinet housing by dismountable structure, by low pressure
The concentrations such as module, transformer module, high-pressure modular, inverter module, terminal module are integrated；Using lateral " mesh " word in cabinet
Shape topology layout is connected by standard interface and is formed, forms left compartment, intermediate compartment, right compartment, cloth in the intermediate compartment
Transformer module is set, low-pressure side is connect with low-voltage module, and high-pressure side is connect with high-pressure modular；The cabinet housing and pedestal
Bolt is integrated, being integrally formed intelligent photovoltaic substation.
The transformer module uses high safety reliability dry-type transformer, using completely new mixed fillers resin-cast skill
Silica flour is directly mixed in resin mixture by art, is formed together " reinforced concrete with the prefabricated glass fiber mesh in coil
Soil " structure.
The pre-buried intelligent temperature measurement element of low pressure winding monitors transformer temperature rising state in real time, realizes opening automatically for refrigeration fan
Stop, system exports overtemperature alarm, overtemperature trip signal and has log history maximum temperature, passes through special communication interface and monitoring
Background communication realizes the monitoring of transformer life complete period.
High-pressure side is integral type casing, and the induction point on casing is directly grounded, and casing joint is built-in with arc-control device, with band
The connection of load plug-type elbow-type cable connector uses；The elbow-type cable connector live testing point installs potential indicator.
High-pressure modular uses common box type high-voltage ring main unit, is made of breaker cabinet, PT cabinet and metering cabinet, breaker cabinet outlet
By 10kV high-voltage flexible cable and transformer integral type casing connection, high-pressure side metering method reduces measurement amount, most
Limits meet measuring requirement, and controllability is big.
Low-voltage module is divided by electric room, measuring room, compensated chamber, control room, communication room；Being used by electric room has communication function
Zero arcing breaker, cabinet is interior to use all insulation bus-bar system structure, realizes that bus does not punch, and system is totally-enclosed, switch and member device
The installation of part hanging-connecting；Compensation system using reactive power flow predict and be delayed multi-point sampling technology, three-phase independent sample, realize altogether,
Divide and mends mixing control, Interest frequency compensation and automatic cycle switching；Control room is disposed with ups power, Intelligent humiture controller,
And power supply is provided for equipment；Communication room is equipped with intelligent monitoring terminal, realize to acquiring electric energy information, failure and fire alarm,
Equipment condition monitoring and control output integrated function.
Inverter module is internally integrated inverter and collecting and distributing type MPPT controller, and inverter DC input voitage range is wide, side
Just the flexible configuration of photovoltaic array, using DSP+CPLD all-digitized demodulator technology and advanced anti-islanding technology, defencive function is more
It adds and is apt to securely and reliably, various communication interfaces can choose to facilitate ipc monitor.
Termination management module can directly acquire power grid real-time running data and on give grid automation total management system,
So that higher level's main station system is monitored grid operating conditions at any time and makes correct decision；It simultaneously can be by main station system to electricity
The operation of net equipment remote-control realizes that line fault detects on the spot, cuts off function, so as to shorten fault handling time and reduces artificial dimension
Protect cost.
Cabinet housing uses 304 stainless steels, and is equipped with rock wool thermal insulation layer, reduces outdoor hot environment to box house equipment
Influence on system operation, header tank use labyrinth type ventilating silencing window shade on door-plate along stripe array ventilation hole is equipped with.
Shutter intermediate course designs removable steel wire, and sealing plate uses turnover cover plate.
Compared with prior art, the beneficial effects of the present invention are:
1, integral intelligent photovoltaic plant occupied area is small, and Economization on land uses resource, reduces photovoltaic box type transformation
The construction cost stood.
2, inverter module is concentrated among case change, is managed collectively convenient for field device, reduce line between equipment, reduced
Material is saved in investment.
3, transformer uses completely new pouring technology, can intensifier coil conduct heat heat dissipation performance, temperature rise can reduce by 10% or more, prolong
Long integral device life cycle, energy-saving material-saving.
4, according to " standardized designs, batch production processing, mechanized construction, assembled construction " principle, prefabrication is integrated
Debugging, reduces in-site installation and debugging work load, and reduction is generated electricity by way of merging two or more grid systems the period.
5, transformer module high-pressure side replaces traditional high voltage porcelain bushing and connecting terminal and elbow using integral type set interface tube
The combination of type cable connector, all insulation, hermetically sealed, full-shield, operator can plug convenient and efficient, installation inspection with livewire work
It repairs conveniently.
6, equipment is monitored using comprehensive automation, can to high and low pressure system, transformer, switch state, power generation information etc. into
Power generation parameter is measured in line trace monitoring, while having the function of remotely control and fault warning, promotes power consumption management water
Flat, realization, which is generated electricity by way of merging two or more grid systems, optimizes operation.
Detailed description of the invention
Fig. 1: the structural schematic diagram of integral intelligent photovoltaic substation.
In figure: 1- inverter module；2- transformer module；3- high-pressure modular；4- terminal module；5- low-voltage module；6- manhole；
7- door-plate；8- elbow-type cable connector；9- photovoltaic incoming line cabinet；10-PT cabinet；11- measures outgoing line cabinet.
Specific embodiment
The present invention is further explained in the light of specific embodiments.
Integral intelligent photovoltaic substation, with one group of high-voltage board, a transformer, a low-voltage cabinet, inverter cabinet, one
Platform terminal cabinet and attachment are arranged in cabinet housing by dismountable structure, and cabinet housing and pedestal bolt are integrated, jointly
Form integral intelligent photovoltaic substation.
Major technique principle: photovoltaic module is irradiated through sunlight is changed into electric energy for solar energy, converges by private cable
To header box, header box draws direct current and enters case change inside by cable aperture, and grouping is connected to 1 direct-flow input end of inverter module
Mouthful, it is changed into the multichannel AC output met the requirements by direct current through inverter module 1 and is connected to low-voltage cabinet multichannel molded-case switch side, passes through
Step-up transformer is crossed to rise to 10kV by photovoltaic to collect incoming line cabinet grid-connected to 10kV overhead line.
Case is become whole and is laid out using " mesh " character form structure, is connected and is formed by standard interface, intermediate compartment arranges transformation
Device module 2, low-pressure side are connect with low-voltage module 5, and high-pressure side is connect with high-pressure modular 3.
Transformer module 2 uses a high safety reliability dry-type transformer, using completely new mixed fillers resin-cast skill
Silica flour is directly mixed in resin mixture by art, is formed together " reinforced concrete with the prefabricated glass fiber mesh in coil
Soil " structure, not only increases the anti-cracking ability of resin, while addition quartzy in resin layer greatly improves the heat transfer of resin
Ability eliminates the wall effect of heat transfer so that the radiating efficiency of transformer is higher, smooth appearance and is not easy dust accumulation；Its low pressure
The pre-buried intelligent temperature measurement element of winding, can monitor transformer temperature rising state in real time, realize the automatic start-stop of refrigeration fan, system output
Overtemperature alarm, overtemperature trip signal simultaneously have the function of log history maximum temperature, logical by special communication interface and monitoring backstage
News realize the monitoring of transformer life complete period.
High-pressure side is integral type casing, and the induction point on casing is directly grounded, and casing joint is built-in with arc-control device, with band
The connection of load plug-type elbow-type cable connector uses；The 8 live testing point of elbow-type cable connector installs potential indicator, realizes
The instruction of route electriferous state, can also meet route nuclear phase requirement.
Low-voltage module 5 divides for by electric room, measuring room, compensated chamber, control room, communication room；Being used by electric room has communication function
Zero arcing breaker of energy, cabinet is interior to use all insulation bus-bar system structure, realizes that bus does not punch, and system is totally-enclosed, switchs and first
The installation of device hanging-connecting；Compensation system is predicted using reactive power flow and delay multi-point sampling technology, three-phase independent sample are realized
Altogether, point benefit mixing control, Interest frequency compensation and automatic cycle switching；Control room is disposed with ups power, intelligent temperature and humidity control
Device, and power supply is provided for equipment；Communication room is equipped with intelligent monitoring terminal, realizes to acquiring electric energy information, failure and fire report
Alert, equipment condition monitoring and control output integrated function.
Inverter module 1 is internally integrated inverter and collecting and distributing type MPPT controller, and inverter DC input voitage range is wide, side
Just the flexible configuration of photovoltaic array, using DSP+CPLD all-digitized demodulator technology and advanced anti-islanding technology, defencive function is more
It adds and is apt to securely and reliably, various communication interfaces can choose to facilitate ipc monitor.Collecting and distributing type MPPT controller can detect in real time
The generating voltage of shoot the sun energy plate, and ceiling voltage current value is tracked, make system with maximum power output.Using ZVS Sofe Switch
Converter technique, for transfer efficiency up to 99% or more, core cell has intelligent monitoring and fault detection, and counnter attack fills protection, branch
Current detection function, and support RS485 serial communication, USB interface, bluetooth and WiFi wirelessly wait communications.
High-pressure modular 3 uses common box type high-voltage ring main unit, and by breaker cabinet, PT cabinet 10 and metering outgoing line cabinet 11 are formed, phase
Compare middle-placed switch cabinet, it is easier to extend, safety is higher, and volume is more compact, and installation and replacement are more convenient, and breaker cabinet outlet passes through
10kV high-voltage flexible cable and transformer integral type casing connection, high-pressure side metering method reduce measurement amount, maximum limit
Degree meets measuring requirement, and controllability is big.
Termination management module can directly acquire power grid real-time running data and on give grid automation total management system,
So that higher level's main station system is monitored grid operating conditions at any time and makes correct decision.It simultaneously can be by main station system to electricity
The operation of net equipment remote-control realizes that line fault detects on the spot, cuts off function, so as to shorten fault handling time and reduces artificial dimension
Protect cost.
Substation's frame uses aluminium alloy extrusions, and intensity is high, light weight, can full prefabrication also on-site assembly, flexibly
Property it is big, packaging efficiency is high.Door-plate 7 and top plate use stainless steel material that plastic-spraying is added to handle, and meet outdoor requirement for anticorrosion；Cabinet shell
Using 304 stainless steels, and it is equipped with rock wool thermal insulation layer, reduces outdoor hot environment to box house equipment influence on system operation, header tank
Along stripe array ventilation hole is equipped with, labyrinth type ventilating silencing window shade is used on door-plate 7, is required together meeting cabinet ventilation and heat
When eliminate internal noise source external ambient sound pollute, and ash can be prevented in the removable steel wire of shutter intermediate course design
Dirt and large particle enter case and become internal influence equipment normal operation, meet outdoor protection level requirements.Sealing plate is using convertible
Cover board can facilitate cable installation and repairing, and can reduce the construction-time of ground, compared to design in external manhole, can prevent unrelated
Personnel enter ground, influence equipment and personal safety, and moisture-proof for inside also have very big benefit.
The above is only presently preferred embodiments of the present invention, is not intended to limit the present invention in any form, any ripe
Professional and technical personnel is known, without departing from the scope of the present invention, according to the technical essence of the invention, to the above reality
Any simple modifications, equivalent substitutions and improvements etc. made by example are applied, it is fallen within the scope of protection of the technical scheme of the present invention
It is interior.
Claims (8)
1. integral intelligent photovoltaic substation, it is characterised in that: be provided with one group of high-voltage board, a transformation in cabinet housing
Device, a low-voltage cabinet, an inverter cabinet, a terminal cabinet and attachment, and cabinet cover is arranged in by dismountable structure
In shell, low-voltage module, transformer module, high-pressure modular, inverter module, terminal module concentration are integrated；Using horizontal in cabinet
To " mesh " character form structure layout, connected and formed by standard interface, form left compartment, intermediate compartment, right compartment, it is described in
Transformer module is arranged in compartment, low-pressure side is connect with low-voltage module, and high-pressure side is connect with high-pressure modular；The cabinet
Housing and pedestal bolt are integrated, being integrally formed intelligent photovoltaic substation.
2. integral intelligent photovoltaic according to claim 1 substation, it is characterised in that: high-pressure side is integral type casing,
Induction point on casing is directly grounded, and casing joint is built-in with arc-control device, is connect with on-load plug-type elbow-type cable connector
It uses；
The elbow-type cable connector live testing point installs potential indicator.
3. integral intelligent photovoltaic according to claim 1 substation, it is characterised in that: high-pressure modular is high using common box type
Ring network cabinet is pressed, is made of breaker cabinet, PT cabinet and metering cabinet, breaker cabinet outlet passes through 10kV high-voltage flexible cable and transformer one
Body formula casing connection.
4. integral intelligent photovoltaic according to claim 1 substation, it is characterised in that: low-voltage module be divided by electric room,
Measuring room, compensated chamber, control room, communication room；Being used by electric room has zero arcing breaker of communication function, uses all insulation in cabinet
Bus-bar system structure realizes that bus does not punch, and system is totally-enclosed, switch and the installation of component hanging-connecting；Compensation system uses nothing
Function trend prediction and delay multi-point sampling technology, three-phase independent sample, realize altogether, point mend mixing control, Interest frequency compensation and
Automatic cycle switching；Control room is disposed with ups power, Intelligent humiture controller, and provides power supply for equipment；Communication room installation
There is intelligent monitoring terminal, realizes to acquiring electric energy information, failure and fire alarm, equipment condition monitoring and control output integrated function
Energy.
5. integral intelligent photovoltaic according to claim 1 substation, it is characterised in that: inverter module is internally integrated inversion
Device and collecting and distributing type MPPT controller, using DSP+CPLD all-digitized demodulator technology and anti-islanding technology.
6. integral intelligent photovoltaic according to claim 1 substation, it is characterised in that: termination management module acquires power grid
Real-time running data and on give grid automation total management system, while grid equipment can be remotely controlled by main station system
Operation.
7. integral intelligent photovoltaic according to claim 1 substation, it is characterised in that: cabinet housing is stainless using 304
Steel, and it is equipped with rock wool thermal insulation layer, outdoor hot environment is reduced to box house equipment influence on system operation, and header tank is along equipped with bar shaped battle array
Column ventilation hole uses labyrinth type ventilating silencing window shade on door-plate.
8. integral intelligent photovoltaic according to claim 7 substation, it is characterised in that: the design of shutter intermediate course can
Tear formula steel wire open, sealing plate uses turnover cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820830552.9U CN208656271U (en) | 2018-05-25 | 2018-05-25 | Integral intelligent photovoltaic substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820830552.9U CN208656271U (en) | 2018-05-25 | 2018-05-25 | Integral intelligent photovoltaic substation |
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| Publication Number | Publication Date |
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| CN208656271U true CN208656271U (en) | 2019-03-26 |
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ID=65780359
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820830552.9U Expired - Fee Related CN208656271U (en) | 2018-05-25 | 2018-05-25 | Integral intelligent photovoltaic substation |
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| CN (1) | CN208656271U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108695753A (en) * | 2018-05-25 | 2018-10-23 | 南京绿新能源研究院有限公司 | Integral intelligent photovoltaic substation |
-
2018
- 2018-05-25 CN CN201820830552.9U patent/CN208656271U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108695753A (en) * | 2018-05-25 | 2018-10-23 | 南京绿新能源研究院有限公司 | Integral intelligent photovoltaic substation |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Integrated intelligent photovoltaic transformer substation Effective date of registration: 20191205 Granted publication date: 20190326 Pledgee: Jiangsu Zijin Rural Commercial Bank Co.,Ltd. Chengdong Branch Pledgor: NANJING GREEN NEW ENERGY RESEARCH INSTITUTE Co.,Ltd. Registration number: Y2019320000327 |
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Date of cancellation: 20200702 Granted publication date: 20190326 Pledgee: Jiangsu Zijin Rural Commercial Bank Co.,Ltd. Chengdong Branch Pledgor: NANJING GREEN NEW ENERGY RESEARCH INSTITUTE Co.,Ltd. Registration number: Y2019320000327 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Integrated intelligent photovoltaic transformer substation Effective date of registration: 20200706 Granted publication date: 20190326 Pledgee: Jiangsu Zijin Rural Commercial Bank Co.,Ltd. Chengdong Branch Pledgor: NANJING GREEN NEW ENERGY RESEARCH INSTITUTE Co.,Ltd. Registration number: Y2020980003816 |
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Date of cancellation: 20220719 Granted publication date: 20190326 Pledgee: Jiangsu Zijin Rural Commercial Bank Co.,Ltd. Chengdong Branch Pledgor: NANJING GREEN NEW ENERGY RESEARCH INSTITUTE Co.,Ltd. Registration number: Y2020980003816 |
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Granted publication date: 20190326 |
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| CF01 | Termination of patent right due to non-payment of annual fee |