室内声场的Odeon软件模拟与实测比对

1Odeon··121．4011202．400045【】NOＲ－840216。Odeon。、。【】【】TB54【】AComparisonofCalculatedbyOdeonandMeasuredValueaboutInteriorSoundFieldCHENJianjun1LINTaiyong21．ChongqingShengchuangArchitecturalDesignCo．Ltd．Chongqing401120China2．ChongqingUniversityChongqing400045China【Abstract】Thesoundpressurelevelby6octavebandofthe21pointsinthemeetinghallbyNOＲ－840ismeasuredandthesoundfielddistributionwith3kindsofseatmodelsbythesoftwareofOdeoniscalculatedthenusesoundfielddistribu-tioncurveandsoundfieldcontourplanetoexpresstheinteriorsoundfieldofthecalculatedandmeasuredvaluecomparethedifferencesandprovidereferencetotheusers．【Keywords】simulationcalculationmeasurementsoundfielddistributioncurvesoundfieldcontourplane16dB。Ｒ。。1。。、。。2。。。。、、。。。。。Odeon。3D。350m2212。21212。1～4。123。、800mm、。Odeon800msTO3。0．30．5m。。1dB125Hz250Hz500Hz1kHz2kHz4kHz165．656．459．462．259．260．3260．453．956．960．756．159．5360．253．956．659．455．259．4462．361．260．464．662．764．1559．256．056．862．258．860．5660．354．154．359．857．460．0764．055．757．359．956．959．3860．152．855．759．855．959．0955．154．557．758．955．058．91065．366．264．465．561．261．51167．864．463．465．760．861．81265．858．462．862．859．863．31362．656．258．760．858．360．71454．956．957．359．555．458．41565．160．760．963．858．762．31664．658．258．261．257．260．61758．855．055．458．456．258．71855．953．057．558．354．858．11957．553．955．558．053．957．52052．851．353．758．553．756．02154．350．654．858．555．157．62OdeondB125Hz250Hz500Hz1kHz2kHz4kHz155．751．151．555．751．652．4254．949．649．753．749．550．3354．349．349．253．249．049．8456．751．852．556．852．753．6554．848．849．253．449．450．1653．247．247．151．046．747．5755．951．151．455．551．452．2854．849．449．453．449．350．0953．748．148．352．548．349．01058．455．055．860．156．056．81158．354．855．459．755．656．61255．951．451．856．152．052．71355．049．649．753．849．750．41454．549．449．152．948．649．41556．351．852．356．652．553．31655．149．950．254．450．351．11753．748．348．052．047．748．41854．850．449．953．549．250．01954．649．949．553．048．749．62053．347．446．549．945．646．92153．648．548．552．848．649．333800mmdB125Hz250Hz500Hz1kHz2kHz4kHz155．650．450．555．050．951．6255．049．248．853．249．149．9354．148．348．152．448．349．2456．951．652．256．952．953．8556．048．748．953．849．950．7654．547．447．352．148．249．1755．650．450．555．050．851．6854．648．648．252．848．749．5953．847．247．251．947．748．21058．654．955．660．055．956．71158．754．955．560．055．956．81256．150．951．456．051．952．71355．549．249．153．950．050．71454．448．047．552．048．048．91556．651．351．956．552．553．31655．949．749．854．650．751．41754．047．146．751．447．548．41854．649．648．952．748．349．01954．348．948．151．947．648．42053．246．545．549．645．546．72153．147．347．251．947．748．34dB125Hz250Hz500Hz1kHz2kHz4kHz155．950．351．255．952．152．8254．748．248．953．749．950．7353．247．247．651．947．948．7457．151．152．457．353．654．4554．847．548．854．050．451．2651．845．145．750．446．647．2755．849．950．855．651．852．5855．048．049．053．850．151．1952．446．146．951．747．748．21058．854．855．860．356．357．01158．954．855．760．356．357．11256．851．152．257．153．354．01355．448．449．554．550．851．41452．947．047．652．148．148．71556．951．252．457．353．554．21655．248．549．654．650．951．61752．746．647．251．847．848．51854．448．748．953．049．049．81954．348．748．752．748．749．62051．345．345．349．345．346．42151．945．646．250．846．847．33～8621。125Hz4kHz。125Hz214kHz、。9621。3125Hz4250Hz5500Hz461kHz72kHz84kHz9610。910Odeon。106125Hz1kHz4kHz11～16。11125Hz512125Hz131kHz141kHz、、。、、。11125Hz。12125Hz。154kHz164kHz。13～141kHz。154kHz6dB3/4。161/3。4kHz。2121。5。5dB125Hz250Hz500Hz1kHz2kHz4kHz7．69．710．511．011．010．715．015．610．77．79．08．17．45．90．2－3．3－3．0－2．652121。ECM。Dr．G．M．Sessler。。、、、、。1FAＲADAYM．ExperimentalresearchesinelectricityM．Taylors．n．1839．2HEAVISIDEO．EleclricalPapersM．Chelseas．n．1892．3．J．1972251066－70．4．J．1973228442－447．5GＲOSSB．OntheAnalysisofthenmalystimulatcdDepolar-izationEfectJ．J．Phys．DApplphys1975812－15．6HELLSTＲOMWH．DischargeofelectretsbyelectricfieldenhancementofthermoionicemissionimprovementofaproposedtheoryJ．EricssonTechnics197832107－128．7．J．19821111－118．8XUFudongOUYANGYi．TheisothermaldischargeofPolydichlo－P－XylyleneelectretsJ．ChinesePhysicsLetters198422311－2316．9．J．19942109－112．10．J．200384－7．11OUYANGYiXUFudongXIEXishenZHUDonghua．HoppingcurrentandchargestoragelnPolymerelectretM．Shanghais．n．1996．12．ECMJ．2004104－7．13．ECMFEPJ．200554－5．2014－09－2853dB500Hz0．2dB6dB。。。OdeonOdeon。3“”。。。。。Odeon。Odeon8．5。Odeon。1．Odeon8．5J．201337111－6．2．401968—2008J．200832212－23．3CHＲISTENCL．UsermanualofODEONroomacousticspro-gramVersion8．0G．LyngbyDenmarkODEONA/S2005．2014－09－19