WO2012027952A1 - Wind power generator set adapting to high-altitude environment - Google Patents

Wind power generator set adapting to high-altitude environment Download PDF

Info

Publication number
WO2012027952A1
WO2012027952A1 PCT/CN2011/001399 CN2011001399W WO2012027952A1 WO 2012027952 A1 WO2012027952 A1 WO 2012027952A1 CN 2011001399 W CN2011001399 W CN 2011001399W WO 2012027952 A1 WO2012027952 A1 WO 2012027952A1
Authority
WO
WIPO (PCT)
Prior art keywords
gearbox
generator
tower
nacelle
wind power
Prior art date
Application number
PCT/CN2011/001399
Other languages
French (fr)
Chinese (zh)
Inventor
谭闯辉
Original Assignee
广东明阳风电产业集团有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 广东明阳风电产业集团有限公司 filed Critical 广东明阳风电产业集团有限公司
Publication of WO2012027952A1 publication Critical patent/WO2012027952A1/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
    • F03D80/60—Cooling or heating of wind motors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D15/00—Transmission of mechanical power
    • F03D15/10—Transmission of mechanical power using gearing not limited to rotary motion, e.g. with oscillating or reciprocating members
    • 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
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction

Definitions

  • the present invention relates to a large wind turbine, and more particularly to a wind turbine adapted to a high altitude environment.
  • Large wind turbines are mainly composed of wind power generators, impellers and towers.
  • Conventional large-scale wind turbines are suitable for areas below 2000 meters above sea level. After this altitude, due to thin air and strong ultraviolet radiation, large-scale wind turbines may malfunction due to abnormal operation and short circuit.
  • the invention solves the application problem of large wind turbines in a high altitude environment.
  • the present invention overcomes the deficiencies of the prior art and provides a large wind turbine that can adapt to high altitude environments.
  • the present invention adopts the following technical solutions:
  • a wind power generator adapted to a high altitude environment comprising a tower and a main machine mounted at a top end of the tower and an impeller connected to the main body, the main body comprising a nacelle and a gearbox connected to the impeller in the nacelle, and
  • the generator connected to the gearbox is further provided with an electric motor and a first transformer in the nacelle, and a frequency converter and a second transformer are arranged inside the lower end of the tower, and the utility model is characterized in that a generator for dissipating heat of the generator independently is arranged in the nacelle.
  • the wind power generator set to adapt to the environment of a high altitude area as described above is characterized in that the heat dissipation system of the generator comprises a heat sink and an exhaust fan and an air exhaust duct, and the exhaust fan is connected to the air exhaust duct, and the air outlet of the air exhaust duct It is located outside the cabin.
  • a wind power generator adapted to a high altitude environment as described above, characterized in that the gearbox heat dissipation system comprises a heat sink and an exhaust fan and an air exhaust duct, and the exhaust fan is connected to the air exhaust duct, and the air outlet of the air exhaust duct It is located outside the cabin.
  • the present invention has the following advantages:
  • the generator and the gearbox of the present invention each have an independent heat dissipation system that greatly enhances the heat dissipation capability of the main unit. Furthermore, a UV-resistant coating on the outer surfaces of the tower and the nacelle extends the life of these components and protects the internal equipment of the mainframe. In addition, the present invention also has the advantages of simple structure and the like.
  • Figure 1 is a partial enlarged view of the host
  • Figure 2 is a partial enlarged view of the host
  • Figure 3 is a perspective view of the present invention.
  • a wind power generator adapted to a high altitude environment includes a tower 1 and a main machine 2 mounted on the top of the tower 1 and an impeller 3 connected to the main unit 2.
  • the main body 2 includes a nacelle 21 and a gearbox 25 connected to the impeller 3 disposed in the nacelle 21, a generator 22 connected to the gearbox 25, and an electric motor 23 and a first in the nacelle 21.
  • Transformer 24 The impeller 3 drives the gearbox 25 to rotate, and after being shifted by the transmission 25, it is connected to the generator 22 for power generation.
  • a frequency converter 11 and a second transformer 12 are disposed inside the lower end of the tower 1, and a heat dissipation system 4 for independently dissipating heat of the generator 22 and a transmission heat dissipation system 5 for independently dissipating heat of the transmission 25 are disposed in the nacelle 21. .
  • the generator heat dissipation system 4 includes a heat sink and an exhaust fan, and an exhaust duct connected to the exhaust duct, and an air outlet of the exhaust duct is disposed outside the nacelle 21.
  • the transmission heat dissipation system 5 includes a heat sink and an exhaust fan, and an exhaust duct connected to the exhaust duct, and an air outlet of the exhaust duct is disposed outside the nacelle 21.
  • An ultraviolet-resistant coating is provided on the outer surfaces of the tower 1 and the nacelle 21.
  • the coating is applied to extend the life of these components and to effectively protect the internal equipment of the main unit.
  • the zero components of the gearbox 25, the generator 22, the first transformer 24, the frequency converter 11 and the second transformer 12 are all used in a high altitude environment, or appropriately derated.
  • the fan control and technical parameters can be modified, and the parameters such as the starting wind speed, the rated wind speed, and the cut-out wind speed of the fan can be appropriately increased, so that the fan can effectively generate electricity and increase the power generation.

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Wind Motors (AREA)

Abstract

A wind power generator set adapting to a high-altitude environment comprises a tower (1), a main machine (2) installed at the top of the tower, and turbine blades (3) connected to the main machine. The main machine comprises a casing (21), a gearbox (25) connected to the turbine blades, and a generator (22) connected to the gearbox. Both the gearbox and the generator are disposed inside the casing. A motor (23) and a first transformer (24) are further disposed inside the casing. A frequency converter (11) and a second transformer (12) are disposed inside the bottom of the tower. A generator heat dissipation system (4) for independently dissipating the heat of the generator and a gearbox heat dissipation system (5) for independently dissipating the heat of the gearbox are disposed inside the casing. An ultraviolet-resistant coating layer is provided at outer surfaces of the tower and the casing.

Description

说明书 一种适应高海拔地区环境的风力发电机组  Description A wind turbine that adapts to high altitude environments
【技术领域】 [Technical Field]
本发明涉及一种大型风力发电机组，尤其是涉及一种一种适应高 海拔地区环境的风力发电机组。  The present invention relates to a large wind turbine, and more particularly to a wind turbine adapted to a high altitude environment.
【背景技术】  【Background technique】
大型风力发电机组主要由风力发主机、 叶轮、塔架组成。 常规大 型风力发电机组适用于海拔 2000米以下地区， 超出这个海拔之后， 由于空气稀薄、紫外线辐射强烈等原因，使得大型风力发电机组出现 运行不正常、短路等故障。本项发明解决了大型风力发电机组在高海 拔环境下的应用问题。  Large wind turbines are mainly composed of wind power generators, impellers and towers. Conventional large-scale wind turbines are suitable for areas below 2000 meters above sea level. After this altitude, due to thin air and strong ultraviolet radiation, large-scale wind turbines may malfunction due to abnormal operation and short circuit. The invention solves the application problem of large wind turbines in a high altitude environment.
【发明内容】  [Summary of the Invention]
本发明克服了现有技术的不足，提供一种能适应高海拔地区环境 的大型风力发电机组。  The present invention overcomes the deficiencies of the prior art and provides a large wind turbine that can adapt to high altitude environments.
为解决上述技术问题， 本发明采用以下技术方案：  In order to solve the above technical problems, the present invention adopts the following technical solutions:
一种适应高海拔地区环境的风力发电机组，包括塔架和安装在塔 架顶端的主机及连接着主机的叶轮，所述主机包括有机舱和设在机舱 内的与叶轮连接的变速箱、与变速箱连接的发电机，在机舱内还设有 电动机和第一变压器，在塔架下端内部设有变频器和第二变压器，其 特征在于在机舱内设有独立进行发电机散热的发电机散热系统和设 有独立进行变速箱散热的变速箱散热系统，在塔架和机舱的外表面设 有一层抗紫外线的涂层。 A wind power generator adapted to a high altitude environment, comprising a tower and a main machine mounted at a top end of the tower and an impeller connected to the main body, the main body comprising a nacelle and a gearbox connected to the impeller in the nacelle, and The generator connected to the gearbox is further provided with an electric motor and a first transformer in the nacelle, and a frequency converter and a second transformer are arranged inside the lower end of the tower, and the utility model is characterized in that a generator for dissipating heat of the generator independently is arranged in the nacelle. The system and the gearbox cooling system with independent gearbox cooling, set on the outer surface of the tower and the nacelle There is a layer of UV resistant coating.
如上所述的一种适应高海拔地区环境的风力发电机组，其特征在 于所述发电机散热系统包括有散热片和抽风机以及抽风管道，抽风机 连接连接在抽风管道上， 抽风管道的出风口设在机舱外部。  The wind power generator set to adapt to the environment of a high altitude area as described above is characterized in that the heat dissipation system of the generator comprises a heat sink and an exhaust fan and an air exhaust duct, and the exhaust fan is connected to the air exhaust duct, and the air outlet of the air exhaust duct It is located outside the cabin.
如上所述的一种适应高海拔地区环境的风力发电机组，其特征在 于所述变速箱散热系统包括有散热片和抽风机以及抽风管道，抽风机 连接连接在抽风管道上， 抽风管道的出风口设在机舱外部。  A wind power generator adapted to a high altitude environment as described above, characterized in that the gearbox heat dissipation system comprises a heat sink and an exhaust fan and an air exhaust duct, and the exhaust fan is connected to the air exhaust duct, and the air outlet of the air exhaust duct It is located outside the cabin.
本发明与现有技术相比， 有以下优点:  Compared with the prior art, the present invention has the following advantages:
首先，本发明的发电机和变速箱都有独立的散热系统，大大地提 高主机的散热能力。再有，在塔架和机舱的外表面喷涂有一层抗紫外 线的涂层，使这些零部件使用寿命延长，并有效保护主机的内部设备。 此外， 本发明还具有结构简单等优点。  First, the generator and the gearbox of the present invention each have an independent heat dissipation system that greatly enhances the heat dissipation capability of the main unit. Furthermore, a UV-resistant coating on the outer surfaces of the tower and the nacelle extends the life of these components and protects the internal equipment of the mainframe. In addition, the present invention also has the advantages of simple structure and the like.
【附图说明】  [Description of the Drawings]
图 1为主机的局部放大图之一； Figure 1 is a partial enlarged view of the host;
图 2为主机的局部放大图之二； Figure 2 is a partial enlarged view of the host;
图 3为本发明的立体图。 Figure 3 is a perspective view of the present invention.
【具体实施方式】  【detailed description】
下面结合附图对本发明进行详细描述：  The present invention will be described in detail below with reference to the accompanying drawings:
如图所示， 一种适应高海拔地区环境的风力发电机组，包括有塔 架 1和安装在塔架 1顶端的主机 2及连接着主机 2的叶轮 3。所述主 机 2包括有机舱 21和设在机舱 21内的与叶轮 3连接的变速箱 25、 与变速箱 25连接的发电机 22， 在机舱 21内还设有电动机 23和第一 变压器 24。 叶轮 3带动变速箱 25转动， 经过变速箱 25变速后就连 接至发电机 22进行发电。 As shown in the figure, a wind power generator adapted to a high altitude environment includes a tower 1 and a main machine 2 mounted on the top of the tower 1 and an impeller 3 connected to the main unit 2. The main body 2 includes a nacelle 21 and a gearbox 25 connected to the impeller 3 disposed in the nacelle 21, a generator 22 connected to the gearbox 25, and an electric motor 23 and a first in the nacelle 21. Transformer 24. The impeller 3 drives the gearbox 25 to rotate, and after being shifted by the transmission 25, it is connected to the generator 22 for power generation.
在塔架 1下端内部设有变频器 11和第二变压器 12, 在机舱 21 内设有独立进行发电机 22散热的发电机散热系统 4和设有独立进行 变速箱 25散热的变速箱散热系统 5。 这样就大大地提高主机的散热 能力。具体来说，所述发电机散热系统 4包括有散热片和抽风机以及 抽风管道，抽风机连接连接在抽风管道上，抽风管道的出风口设在机 舱 21外部。 同样地， 所述变速箱散热系统 5包括有散热片和抽风机 以及抽风管道，抽风机连接连接在抽风管道上，抽风管道的出风口设 在机舱 21外部。  A frequency converter 11 and a second transformer 12 are disposed inside the lower end of the tower 1, and a heat dissipation system 4 for independently dissipating heat of the generator 22 and a transmission heat dissipation system 5 for independently dissipating heat of the transmission 25 are disposed in the nacelle 21. . This greatly improves the heat dissipation capability of the host. Specifically, the generator heat dissipation system 4 includes a heat sink and an exhaust fan, and an exhaust duct connected to the exhaust duct, and an air outlet of the exhaust duct is disposed outside the nacelle 21. Similarly, the transmission heat dissipation system 5 includes a heat sink and an exhaust fan, and an exhaust duct connected to the exhaust duct, and an air outlet of the exhaust duct is disposed outside the nacelle 21.
在塔架 1和机舱 21的外表面设有一层抗紫外线的涂层。 设置涂 层的使这些零部件使用寿命延长， 并有效保护主机的内部设备。  An ultraviolet-resistant coating is provided on the outer surfaces of the tower 1 and the nacelle 21. The coating is applied to extend the life of these components and to effectively protect the internal equipment of the main unit.
再有， 变速箱 25、 发电机 22、 第一变压器 24、 变频器 11和第 二变压器 12这些零器件都采用适用高海拔环境的器件， 或适当降容 使用。还有， 还可以改动风机控制和技术参数， 可适当提高风机的启 动风速、额定风速、切出风速等参数， 使风机能有效发电， 并提高发 电量。  Further, the zero components of the gearbox 25, the generator 22, the first transformer 24, the frequency converter 11 and the second transformer 12 are all used in a high altitude environment, or appropriately derated. In addition, the fan control and technical parameters can be modified, and the parameters such as the starting wind speed, the rated wind speed, and the cut-out wind speed of the fan can be appropriately increased, so that the fan can effectively generate electricity and increase the power generation.

Claims

权利要求书 Claim
1、 一种适应高海拔地区环境的风力发电机组， 包括塔架 （1 ) 和安装在塔架（1)顶端的主机（2)及连接着主机（2)的叶轮（3)， 所述主机（2)包括有机舱（21)和设在机舱（21) 内的与叶轮（3) 连接的变速箱 （25)、 与变速箱 （25) 连接的发电机（22)， 在机舱1. A wind power generator adapted to a high altitude environment, comprising a tower (1) and a host (2) mounted on a top end of the tower (1) and an impeller (3) connected to the host (2), the host (2) including a nacelle (21) and a gearbox (25) connected to the impeller (3) in the nacelle (21), and a generator (22) connected to the gearbox (25), in the nacelle
(21) 内还设有电动机（23) 和第一变压器（24)， 在塔架 （1) 下 端内部设有变频器（ 11 )和第二变压器（ 12 )，其特征在于在机舱（ 21 ) 内设有独立进行发电机（22)散热的发电机散热系统（4)和设有独 立进行变速箱（25)散热的变速箱散热系统（5)， 在塔架（1)和机 舱（21) 的外表面设有一层抗紫外线的涂层。 (21) There is also an electric motor (23) and a first transformer (24), and a frequency converter (11) and a second transformer (12) are arranged inside the lower end of the tower (1), which is characterized in that the engine room (21) There is a generator cooling system (4) that independently dissipates heat from the generator (22) and a gearbox cooling system (5) with independent heat dissipation of the gearbox (25), in the tower (1) and the nacelle (21) The outer surface is provided with a UV resistant coating.
2、 根据权利要求 1所述的一种适应高海拔地区环境的风力发 电机组， 其特征在于所述发电机散热系统（4)包括有散热片和抽 风机以及抽风管道，抽风机连接连接在抽风管道上，抽风管道的出 风口设在机舱（21) 外部。  2. A wind power generator adapted to a high altitude environment according to claim 1, wherein said generator heat dissipation system (4) comprises a heat sink and an exhaust fan and an exhaust duct, and the exhaust fan is connected to the exhaust. On the pipeline, the air outlet of the exhaust duct is located outside the nacelle (21).
3、 根据权利要求 1或 2所述的一种适应高海拔地区环境的风 力发电机组， 其特征在于所述变速箱散热系统 （5)包括有散热片 和抽风机以及抽风管道，抽风机连接连接在抽风管道上，抽风管道 的出风口设在机舱（21) 外部。  3. A wind power generator adapted to a high altitude environment according to claim 1 or 2, characterized in that said gearbox heat dissipation system (5) comprises a heat sink and an exhaust fan and an exhaust duct, and the exhaust fan is connected. On the exhaust duct, the air outlet of the exhaust duct is located outside the nacelle (21).
PCT/CN2011/001399 2010-09-01 2011-08-22 Wind power generator set adapting to high-altitude environment WO2012027952A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2010102754344A CN101943129A (en) 2010-09-01 2010-09-01 Wind generating set suitable for environment of high-altitude area
CN201010275434.4 2010-09-01

Publications (1)

Publication Number Publication Date
WO2012027952A1 true WO2012027952A1 (en) 2012-03-08

Family

ID=43435290

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2011/001399 WO2012027952A1 (en) 2010-09-01 2011-08-22 Wind power generator set adapting to high-altitude environment

Country Status (2)

Country Link
CN (1) CN101943129A (en)
WO (1) WO2012027952A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112461522A (en) * 2020-11-16 2021-03-09 陈利 Grinding tool detection equipment for optical cable machining

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101943129A (en) * 2010-09-01 2011-01-12 广东明阳风电产业集团有限公司 Wind generating set suitable for environment of high-altitude area
CN103107626A (en) * 2013-03-08 2013-05-15 宗鸿电子科技（昆山）有限公司 Minitype wind-driven generator shell
CN103107627A (en) * 2013-03-08 2013-05-15 宗鸿电子科技（昆山）有限公司 Front cover structure of minitype wind-driven generator shell
CN105089941B (en) * 2015-07-10 2017-09-22 北京金风科创风电设备有限公司 Heat dissipation enclosure structure for heat production equipment and wind generating set
CN112615362A (en) * 2020-12-09 2021-04-06 中国能源建设集团广东省电力设计研究院有限公司 Wind, light, oil and hydrogen storage multi-energy coupling power generation and supply control method and system

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201401287Y (en) * 2009-04-23 2010-02-10 锋电能源技术有限公司 Wind generating set engine room structure favorable for radiating
CN101943129A (en) * 2010-09-01 2011-01-12 广东明阳风电产业集团有限公司 Wind generating set suitable for environment of high-altitude area
CN201763538U (en) * 2010-09-01 2011-03-16 广东明阳风电产业集团有限公司 Large wind turbine generator system for high-altitude areas

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090200114A1 (en) * 2008-02-08 2009-08-13 General Electric Company Thermal management system and wind turbine incorporating same
CN101613564B (en) * 2009-07-23 2011-05-11 东南大学 Protective coating for aerogenerator vanes and preparation method thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201401287Y (en) * 2009-04-23 2010-02-10 锋电能源技术有限公司 Wind generating set engine room structure favorable for radiating
CN101943129A (en) * 2010-09-01 2011-01-12 广东明阳风电产业集团有限公司 Wind generating set suitable for environment of high-altitude area
CN201763538U (en) * 2010-09-01 2011-03-16 广东明阳风电产业集团有限公司 Large wind turbine generator system for high-altitude areas

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
LI, HANCAI: "the World's Largest Wind Power Generating Set", ELECTRIC POWER CONSTRUCTION, vol. 1, January 1980 (1980-01-01), pages 139 *
WANG, FU ET AL.: "Design & Improvement of the Wind Driven Dynamo applied in Plateau Region", POWER STATION AUXILIARY EQUIPMENT, vol. 3, September 2009 (2009-09-01), pages 19 - 22 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112461522A (en) * 2020-11-16 2021-03-09 陈利 Grinding tool detection equipment for optical cable machining

Also Published As

Publication number Publication date
CN101943129A (en) 2011-01-12

Similar Documents

Publication Publication Date Title
WO2012027952A1 (en) Wind power generator set adapting to high-altitude environment
JP5367822B2 (en) Wind power generator
WO2012027954A1 (en) Wind power generation set for environment of high humidity district
CN117345559A (en) Wind driven generator heat abstractor and wind generating set
WO2019134242A1 (en) Integrated installation method for offshore wind turbine
TW201144589A (en) Wind power installation
WO2010060235A1 (en) A method for improving the cooling capacity of a direct air cooling system of power plants and such a cooling system
WO2013073930A1 (en) Wind and exhaust air energy recovery system
CN201763538U (en) Large wind turbine generator system for high-altitude areas
WO2010142263A3 (en) Wind turbine featuring recirculation of a cooling stream
JP5992176B2 (en) Wind power generator
CN215633513U (en) Linear wind driven generator
CN105402094A (en) Become oar cabinet cooling device and wind generating set
CN201865855U (en) Engine room cover of wind turbine generator
WO2012024892A1 (en) Wind turbine generator system for high temperature environments
CN205847057U (en) A kind of current transformer heat abstractor
CN109185076A (en) A kind of wind power generator cabin
CN110925150B (en) Cabin heat dissipation device for offshore wind power generation
JP2012177326A5 (en)
CN209681458U (en) Electric welding machine with air-exhausting duct
CN210317480U (en) Container type high-voltage diesel generating set
CN203627101U (en) Wind generating set cooling system capable of reducing operation noise effectively
TWI614401B (en) Wind power generator
CN201757036U (en) Wind driven generator set
CN101504257B (en) Air cooling island and wind power generation integrated apparatus of direct air-cooling power station

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 11820982

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 11820982

Country of ref document: EP

Kind code of ref document: A1