用于小电流测量的光学电流互感器分析与设计

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1、山东科技大学硕士学位论文目录Contents1introduction…………………………………………………………………………………11.1Thebackgroundandsignificanceofresearch………………………….…………………….……...11.2developmentpresentsituation……………………….…………………….………………………...21.3ThemainproblemsofSmallcurrentopticalcurrenttransformer…….……………….…….………31.4Topicsourceandthemainc

2、ontentofthisthesis…………….…………...……………..…………..42Thebasicprincipleandmodelanalysisofopticalcurrenttransformer………………...62.1Thebasicprincipleofopticalcurrenttransformer…………………………………………………..62.2Opticalcurrenttransformermodelanalysis………………………………………………………….72.2Faradaymagneto-opticeffectofelectronicdyna

3、micmodel……………….………………………..82.3Theelectronicdynamicmathematicalmodeloflinearbirefringence………………………………112.5Thischaptersummary………………………………………………………………………………133Opticalcurrenttransformerperformanceanalysis…………………………………….143.1Nonlinearanalysis……………………….………………………………………………………….143.2Photoelectricmathema

4、ticalmodel…………………………...……………………………………..173.3Sensitivityanalysis………………………….………………………………………………………193.4Solenoidassembledmagneticopticalsensingprinciple……………………………………….……203.5Thischaptersummary……………………………………………………………………………….244SensingheaddesignofcomparativetypesmallcurrentOCT…..…………………….254.1Enviro

5、nmentalfactorinfluencemechanismofOCT……………………………………………….274.2ComparativetypesmallcurrentOCTsensormechanism…………………………..………………284.3Sensingarmdesign………………………………………………………………………………….334.4Thischaptersummary……………………………………………………………………………....375ThespecificimplementationplanofcomparativetypesmallcurrentOC

6、T…………..384.1Comparativetypesmallcurrent’skeytechnologyofOCT…………………………………………384.2Signalprocessingpartofthedigitalscheme………………………………………………………..434.3ThehardwaredescriptionDigitalofdemodulationsystem………………………………………..444.4ThesoftwaredesignofDigitalofdemodulationsystem…………………………………………...544.5Thischap

7、tersummary………………………………………………………………………………616Summarizer………………………………………………………………………………62Thanks………………………………………………………………………………………..64References……………………………….……………………………………………………65山东科技大学硕士学位论文引言1引言1.1研究背景及意义电流互感器是电力系统中不可缺少的设备之一，对于电力系统的安全