單波束測深儀設計與實現.pdf

1、分類號：UDC：工學碩士學位淪文密級：編號：單波束測深儀設計與實現碩士研究生：指導教師：學位級別：學科、專業(yè)：所在單位：論文提交日期：論文答辯日期：學位授予單位：李國慶樸勝春教授工學碩士水聲工程水聲工程學院2009年2月2009年3月哈爾濱工程大學哈爾濱工程大學碩士學位論文ABSTRACTAcousticechosounderisusedfordepthmeasurementsontheseaAnditiswidelyappliedin

2、thefieldoftmderwateracousticsThusitplaysakeyroleinshiptransportationtopographicmappingandmarineworksThispaperdiscussesthehighfrequencysingle—beamechosounderwhichisachievedbytheCS一60Amonostatictransducer，anditsfeasibility

3、Itsworkingprinciple，blockdiagramandperformanceindicatorsaredemonstratedindetaileitherThenparametersofeachslave—systemareobtainedbyanalyzingtheactivesonarequationItmakesdesignsoftransmitterandreceivercircuitholdwatertheor

4、eticlyThemaintaskofthispaperishardwaredesignoftheechosounderThetransmitteriscomprisedbydrivercircuits，BpoweramplifierandmatchingcircuitsIttransmitssignalsThereceivesystemisconsistsofamplifiers，bandpassfiltercircuits，gain

5、controlcircuits，envelopedetectorandtheisolationcircuitsAsinglechipdigitalcircuitcomponentisalsoincludedinthereceivesystemThisreceivesystemimplementssignalreceptionconditioning，andserialcommunicationwiththehostcomputerInt

6、erfacecircuitsandchassisaredesignforintegrityThepaperalsodevelopsdisplayandconsolesoftwareforthemastercomputerThesoftwarecontrolssignaltransmitting／receiving，dataprocessingandresultsdisplayAsofterwaredevelopedontheSingle

7、ChipMicyoco(SCM)eIlablesthereceivercommunicatewiththemastercomputerTheautomaticgaincontrol(AGC)isdesignedoniteitherFunctionsofthesystemarevalidatedbyexperimentsResultsprovethatthesystemmeetsallindicesKeywords：echosounder