Title:
ANTI-DRAGGING SYSTEM AND WIND TURBINE GENERATOR SYSTEM
Document Type and Number:
WIPO Patent Application WO/2021/232927
Kind Code:
A1
Abstract:
Disclosed in the present invention are an anti-dragging system and a wind turbine generator system. The anti-dragging system comprises a converter; the converter comprises a first full bridge, a second full bridge, and a DC link; the first full bridge and the second full bridge are connected back to back by means of the DC link; an AC port of the first full bridge is disconnected from an external AC power supply; the AC port of the first full bridge is electrically connected to an AC port of the second full bridge; the DC link is used for being electrically connected to an external DC power supply; and the AC port of the second full bridge is used as an output end of the anti-dragging system. The anti-dragging system in the present invention has stronger loading capacity, and can provide stable output performance.
Inventors:
LIU JIAMING (CN)
WU LIJIAN (CN)
YANG SHUAI (CN)
WANG HAIYANG (CN)
MIAO JUN (CN)
JIN XIAOLONG (CN)
WU LIJIAN (CN)
YANG SHUAI (CN)
WANG HAIYANG (CN)
MIAO JUN (CN)
JIN XIAOLONG (CN)
Application Number:
PCT/CN2021/082052
Publication Date:
November 25, 2021
Filing Date:
March 22, 2021
Export Citation:
Assignee:
UNIV ZHEJIANG (CN)
SHANGHAI ELECTRIC WINDPOWER GROUP CO LTD (CN)
SHANGHAI ELECTRIC WINDPOWER GROUP CO LTD (CN)
International Classes:
H02M5/458; F03D9/25; H02J3/38
Foreign References:
| CN111669061A | 2020-09-15 | |||
| CN107658903A | 2018-02-02 | |||
| CN204992616U | 2016-01-20 | |||
| EP3561984A1 | 2019-10-30 | |||
| CN207500059U | 2018-06-15 | |||
| CN202010432841A | 2020-05-20 |
Attorney, Agent or Firm:
SHANGHAI BESHINING LAW OFFICE (CN)
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