球形構(gòu)造聲反射研究.pdf

1、分類號UDC密級學(xué)號彳屈火擎碩士學(xué)位論文論文題目：球形構(gòu)造聲反射研究論文作者：金迪鋒翥嘉、冀囂囂薔：林泰勇副教授重慶大學(xué)申請學(xué)位級別：碩士專業(yè)名稱：建筑技術(shù)論文提交日期：2003年月日答辯日期：2003年月日學(xué)位授予單位：重慶大學(xué)授位日期：年月日答辯委員會主席：論文評閱人：2003年5月日重慶大學(xué)碩士學(xué)位論文英文摘要ABSTRACTWhilethearchitectBSeSsphericalconformationtocreatecol

2、orfularchitecturalappearanceandindoorspace，challengetoacousticsdesignerofthehallItisadifficultyinthedesignofarchitecturalacousticsallthetimethatsphericalconformationcreatessoundfocusingInAprilof1999，mytutormetthequestion

3、thatsphericalconformationcreatedsoundfocusingwhenhereconstructedtheacousticsdesignofmulti—functionhallofWulingyeinYibinThroughanalysinghefoundthatontheconditionofincidenceoftheparallelsoundwavedifferentreflectionregionsm

4、akeeffectsonenel“gyfocusperareainatthesRllletimehealsomadeasequenceaccordingtitheinfluencingdegreeofsoundfocusingonthedifferentregiorfInthedissertationIintroducethisanalyseinbrielandnameit”energyareamethod”O(jiān)nthebasisofth

5、ismethod，thisdissertationmakesfllrtheranalysisonthesoundreflectioninsphericalconformationThisdissertationalsomakesaccurateconclusionofthesoundfocusingregionandtheincrementofsoundpressurelevelinthisregionThepurposeofthist

6、hesis：liesin：ascertainthesoundfocusingregioninsphericalconformationaccuratelytheincrementofsoundpressurelevelinthisregionapproximatelXmakeabasicprincipleandmethodtoavoidcreatingthesoundfocusforarchitectanddesignerofindoo

7、rornament—Thereforeitsolvesreasonably’theconflictofsphericalcenformafionbetweenarchitecturalappearanceandacousticsdesignHavedonethefollowingworkinthedissertation：①Isummarizebrieflyvariouskindsofpreviousmethodstoavoidthes

8、oundfocusinginsphericalconformation；@)BaseontheconcavemirrorreflectionlawandenergyareamethodIanalysethesoundfocusinsphericalconformationinparallelsoundwaveincidence，seektheequationofthewrapuplinethatisformedbythereflecti

9、onsoundrayandmakeascertainofthesoundfocusingregionaccurately③Iachieveapproximatelytheincrementofsoundlevelinsoundfocusingregionrelativetosoundincidence(4Lpc)，andmakeascertainthesoundpressurelevelinfocusingrcgionaccuratel