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Abstract
本申请涉及用于电压源变换器(VSC)的故障 保护的方法和设备。设备( 500 )具有与引导器开 关(104)串联的链节电路(103)。所述链节电路包 括多个单元(106)，每个单元包括储能元件(108) 和与反并联二极管连接的多个单元开关元件 ( 109 )，所述单元开关元件被配置成使得所述储 能元件能够选择性串联连接在所述单元的端子 之间或者被旁路。每个单元开关元件具有关联的 单元开关元件控制器( 501 ,502 )。所述引导器开 关包括多个引导器开关单元( 202 )，每个引导器 开关单元具有引导器开关元件(110)和引导器开 关单元控制器( 503 )。每个单元开关元件控制器 被配置成监测故障电流，并且在检测到故障电流 的情况下，关断其关联的单元开关元件，并将故 障事件报告给故障控制器( 504 )。每个引导器开 关单元控制器还被配置成监测故障电流，并且在 检测到故障电流的情况下，将故障事件报告给所 述故障控制器，但所述引导器开关单元控制被配 置成保持其关联的引导器开关元件接通。所述故 障控制器(504)被配置成监测故障事件的任何报 告以确定是否出现故障，并且在出现故障的情况 下，命令所述多个单元的至少一些的所有单元开 关元件关断。
| Translated title of the contribution | Fault protection for voltage source converter |
|---|---|
| Original language | Chinese |
| Patent number | CN108781035B |
| IPC | H02J3/36,H02M1/32,H02M7/483 |
| Priority date | 3/03/16 |
| Filing date | 1/03/17 |
| Publication status | Published - 11 Aug 2020 |
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- 4 Patent
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Fault protection for voltage source converters
Chivite-Zabalza, F., Trainer, D., Nicholls, J., Vershinin, K., EFIKA, I., Moreno, F., Outram, J. & Ginnareddy, R., 24 Jan 2019, IPC No. H02J3/36, H02J7/34, H02M1/34, H02M7/797, H02M1/32, H02M7/483, H02M7/49, Patent No. US10560014B2, 1 Mar 2017, Priority date 3 Mar 2016, Priority No. GB1603733.5AResearch output: Patent
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Fault protection for voltage source converters
Chivite-Zabalza, F., Trainer, D., Nicholls, J., Vershinin, K., EFIKA, I., Moreno, F., Outram, J. & Ginnareddy, R., 9 Jan 2019, IPC No. H02J3/36, H02M1/32, H02M7/483, Patent No. EP3424137A1, 1 Mar 2017, Priority date 3 Mar 2016, Priority No. GB1603733.5AResearch output: Patent
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Fault protection for voltage source converters
Chivite-Zabalza, F., Trainer, D., Nicholls, J., Vershinin, K., EFIKA, I., Moreno, F., Outram, J. & Ginnareddy, R., 8 Sept 2017, IPC No. H02J3/36, H02M1/32, H02M7/483, Patent No. WO2017148980A1, 1 Mar 2017, Priority date 3 Mar 2016, Priority No. GB1603733.5AResearch output: Patent
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