Debugging of Microcomputer Integrated Protection System in Substation

Part 9 of the newly compiled practical manual on setting calculation, inspection and debugging, and typical accident analysis of power system relay protection and safety automatic devices! '(' Chapter 1 of Inspection and Debugging of Protection Devices! '(' & !"(" ) * Inspection and debugging of microcomputer line protection devices... * The scope of application, specifications and functional configuration of microcomputer line protection devices (!")() ⋯⋯⋯⋯ ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ ! Section 2! '(' & !"( Technical parameters of the device⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯（!")$） ! ! 1. Rated parameters ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ (!")$) ! ! 2. Output contact capacity... 3. Main technical performance indicators... Protection function of the device⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ (!")%) ! ! 1. The operating characteristics of the distance element⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯（!")%） ! ! 2. The composition of the digital current differential protection system... 3. Channel error monitoring and alarm function of current differential protection⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯（!")&） ! ! 4. Differential protection logic block diagram ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ (!")') ! ! 5. Distance protection... 6. Distance protection logic block diagram ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯（!"&() ! ! 7. Zero sequence protection... 8. Logic block diagram of zero sequence protection ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ (!"&&) ! ! 9. Comprehensive reclosing⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ (!"'!) 10. Comprehensive reclosing logic block diagram ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ (!"#$) ! Section 4! "#" $ !"% Inspection and debugging of the device... 1. Setting value and setting calculation instructions ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ (!"#&) ! ! 2. Device hardware structure and characteristics... 3. Device terminals and screen assembly instructions ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ (!!$%) ! ! 4. Human-machine interface and its operation ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯（!!'() ! ! 5. Device installation and debugging⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯（!!')） ! ! 6. Inspection of each protection characteristic and action value... * ) ! ! 7. "#" $ !"%% & !"%' Protection action report and analysis ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ (!!)#) ! ! 8. Fault recording report retrieval and analysis...# * ) ! Section 1! "#" $ %(' Overview of series digital transformer protection devices ⋯⋯⋯⋯⋯⋯⋯⋯⋯(!!# * ) !! 1. Scope of application⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ (!!# * ) !! 2. Main features of the device ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ (!!# * ) !! ! 3. Device model description and function configuration ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ (!!#&) ! Section 2! "#" $ %(' The main technical parameters and technical performance indicators of the series of digital transformer protection devices ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ (!(")) ! ! 1. Main technical parameters... 2. Main technical performance indicators... Hardware composition of series digital transformer protection device⋯⋯⋯⋯⋯⋯（!(!!) ! ! 1. Panel cloth of the device⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ (!(!!) ! ! 2. Installation plug-in layout diagram ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ (!(!() ! ! 3. Communication plug-in (%") ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ (!(!%) ! ! 4. Protect "() plug-in ("()) ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ (!(!%) ! ! 5. Communication management plug-in ( * %#+,-)⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ (!(!%) ! ! 6. Open the plug-in (!) ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ (!(!$) ! ! 7. Open the plug-in (.)⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ (!(!$)