Self-adaptive selective leakage protection system and method for mine low-voltage electric network
A low-voltage power grid, leakage protection technology, applied in the direction of automatic disconnection emergency protection device, emergency protection circuit device, information technology support system, etc. Leakage protection function and other issues
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment Construction
[0086] Such as figure 1 As shown, the self-adaptive selective leakage protection system of mine low-voltage power grid according to the present invention includes a microcontroller module 1 and a communication circuit module 3, and the input terminal of the microcontroller module 1 is connected with an A / D conversion circuit module 4 , leakage test circuit module 5, clock circuit module 6 and key operation circuit module 7, the input terminal of described A / D conversion circuit module 4 is connected with noise elimination and filter circuit module 8, described noise elimination and filter circuit module 8 The input terminal is connected with grid voltage and zero-sequence voltage transmission and conversion circuit module 9 and a plurality of branch zero-sequence current transmission and conversion circuit modules 10, and the output terminal of the microcontroller module 1 is connected with a liquid crystal display circuit module 11 and leakage tripping output circuit module 1...
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