Double-point fixed type power frequency electromagnetic field intensity combined alarm system and operation method thereof
Patent Information
- Authority / Receiving Office
- CN · China
- Current Assignee / Owner
- JILIN ELECTRIC POWER RES INST
- Publication Date
- 2017-05-17
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Abstract
Description
technical field
[0001] The invention belongs to the technical field of power frequency electromagnetic field strength monitoring and alarming, and in particular relates to a two-point fixed power frequency electromagnetic field strength joint warning system and its operation method, which are mainly used in precision equipment rooms of power generation enterprises and power frequency electric fields in base stations of communication enterprises And power frequency magnetic field monitoring, warning and control of dehumidification and dust removal facilities. Background technique
[0002] The equipment in the factory substation of State Grid power equipment manufacturing enterprises and the precision equipment room of power generation enterprises mainly includes lead storage batteries, low-voltage distributors, high-voltage distributors, substation switches, contactors, magnetic starters, relay protection devices, insulation monitoring devices, reactors, lightning arresters, ...