計算機仿真技術(shù)在電法儀器研制中的應(yīng)用.pdf

1、中南大學(xué)碩士學(xué)位論文計算機仿真技術(shù)在電法儀器研制中的應(yīng)用姓名：顏良申請學(xué)位級別：碩士專業(yè)：地球探測與信息技術(shù)指導(dǎo)教師：陳一平20060526ABgnULCTABSTRACTComputersimulationtechnologyisusedwidelynowItsimulatesthestateofelectronicscircuitworkhagbygraphicalinterfacesordigitalsimulationandto

2、analysisthefunctions。characteristicsofelectronicscircuitComputersimulationdrasticallychangesthetraditionalmeansofmanualcalculating，experimentations，trail—producingdebugging，anditbecomesthekeytechnologyofdesignofelectroni

3、cscircuitandinstruments珊lenwedevelopthegeoph)rsicalinstrumentsitisalongtimetooptimizeanddebugthecircuitsandvalidatethem，YetthatisnecessaryAndwhatusuallydoistosetupthecircuitswithbreadboard，ortosoldertheICsontheprintedboa

4、rdandthendebuggingamendinguntilitisokButallaboveareneededtospendlongtimeandtheef玨ciencyissolowoButthecomputersimulationdegreepartsonsystemcircuitandelementsuchasthesoftwareofmatlabandmultisim200lcandoComputersimulationca

5、nsimulate，validate，debugandoptimizetheinstrumentcircuitsItcanavoidthedisadvantageswhathavebeensaidabove，andmostlyreducetheriskCOstandperiodwhenwedeveloptheinstrumentInaddition。itcanestimatetheperformanceinthemass，andstud

6、ytheresponseofinstrumentcircuitsItisusefulinoptimizationandimprovementofthecircuitsandbecomestrueteducethecostThisPapermajIllyintroducesthedesignmeansofcircuitsbysimulatingthecircuitssuchasthe50HznotchfilterLPandliPcircu

7、its，isolationamplifierandsoonFinallywetestthecircuits，andstudythecontrastbetweensimulationcircuitsandusedcircuitsBytestingcircuits，theresultsofexperimentshowthat50一Hznotchfilter，lowpassandhigllpassrealizedbyUAF42reachthe