Trigger method of auxiliary valve in a short circuit current test apparatus
A test device and short-circuit current technology, applied in measuring devices, measuring current/voltage, measuring electrical variables, etc., can solve the problems of long protection action time and inability to shut off overcurrent by itself
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment Construction
[0038] The specific implementation manners of the present invention will be further described in detail below in conjunction with the accompanying drawings.
[0039] like figure 1 as shown, figure 1 It is an electrical structure diagram of the MMC valve provided by the present invention, and the MMC valve includes an auxiliary sub-module and a sample sub-module.
[0040] Auxiliary sub-module includes capacitor C SM1 , switch K 1 , resistance R 1 , IGBT device T 11 and T 12 and the diode D 11 and D 12 ; Diode D 11 Anti-parallel IGBT device T 11 Composed of IGBT module 1, diode D 12 Anti-parallel IGBT device T 12 Form IGBT module 2, IGBT module 1 and IGBT module 2 are connected in series, switch K 1 Connect in parallel with capacitor C in series with R1 SM1 ends.
[0041] The sample sub-module includes capacitor C SMn , switch K n , resistance R n , IGBT device T n2 and T n1 and the diode D n1 and D n2 ; Diode D n1 Anti-parallel IGBT device T n1 Composed o...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com