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자료유형
학술저널
저자정보
정정호 (방재시험연구원) 이병권 (한양대학교) 연준오 (한국건설기술연구원) 전진용 (한양대학교)
저널정보
한국소음진동공학회 한국소음진동공학회논문집 한국소음진동공학회논문집 제24권 제4호
발행연도
2014.4
수록면
339 - 347 (9page)

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이 논문의 연구 히스토리 (8)

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Floor impact sound in high-rise apartment building became one of social problems. A lot of civil complaints on floor impact sound occur continuously and the number of disputes between neighbors in small and aged apartment buildings is increasing. Interests on heavy-weight impact sound pressure level measurement and evaluation method is increased. Previous study reported that heavy-weight impact sound level was changed by the sound field condition of receiving reverberation chamber. In this study, heavy-weight impact sound pressure level change by the receiving sound field condition was measured in standard test facility and mock-up test room. These two experimental conditions were designed to simulate averaged living room of common apartment units. By the change of sound absorption power in receiving room, heavy-weight impact sound pressure level in most of frequency bands were changed in standard test facility and mock-up room. Normalized maximum sound pressure level regulated in ISO 16032 showed wider range of heavy/soft impact sound pressure level. Heavy/soft impact sound pressure level change was became smaller by the application of standardized maximum sound pressure level and ISO/CD 10140-3 Amd 2 method. In the case of standardized maximum sound pressure level, absolute sound pressure level changed. From these results, receiving sound field correction method regulated in ISO/CD 10140-3 Amd 2 is needed for the precision measurement and evaluation of heavy-weight impact sound.

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ABSTRACT
1. 서론
2. 표준 시험실 음장 변화
3. 주거 시험동 음장 변화
4. 결론
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