HereisabriefintroductionforChapter11.2oftheHighVoltageEngineeringtextbook(Englishversion):Chapter11.2ofHighVoltageEngineeringfocuseson[insertspecifictopicofthissection].Thissectionprovidesfundamentalknowledgeabout[keyconceptscovered],including[list2-3mainpoints].Thecontentcoversboththeoreticalprinciplesandpracticalapplicationsinhighvoltageengineering.Studentswilllearnabout[mentionlearningobjectives]throughdetailedexplanations,diagrams,andexampleproblems.Thissectionservesasessentialreadingforunderstanding[howthistopicrelatestobroaderhighvoltagetechnology].Thematerialbuildsuponconceptsintroducedinpreviouschapterswhilepreparingreadersformoreadvancedtopicsinsubsequentsections.