宀å 空æ°è³ªã®è©³çްãªã¬ã€ãã§å¥åº·ãšå¹žçŠãæ¹åããŸããããæ±æç©è³ªã解決çããããŠããå¥åº·çãªå®€å ç°å¢ãäžççã«äœãåºãæ¹æ³ãåŠã³ãŸãã
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宀å 空æ°è³ªãçè§£ãã
宀å 空æ°è³ªãšã¯ã建ç©ãæ§é ç©ã®å éšããã³ãã®åšèŸºã®ç©ºæ°ã®è³ªãæããç¹ã«å»ºç©ã®å± äœè ã®å¥åº·ãšå¿«é©ãã«é¢ä¿ãããã®ã§ããIAQã¯ã以äžã®æ§ã ãªèŠå ã«ãã£ãŠåœ±é¿ãåããå¯èœæ§ããããŸãã
- æ±ææºïŒå»ºæãæž æçšåãå®¶å ·ãããã«ã¯äººéã®æŽ»åãæ±æç©è³ªã空æ°äžã«æŸåºããããšããããŸãã
- ææ°ïŒææ°ãäžååã ãšãæ°é®®ãªç©ºæ°ã埪ç°ãããæ±æç©è³ªãèç©ããŠããŸããŸãã
- æž©åºŠãšæ¹¿åºŠïŒé«æ¹¿åºŠã¯ã«ãããã®ä»ã®ã¢ã¬ã«ã²ã³ã®å¢æ®ãä¿é²ããå¯èœæ§ããããæ¥µç«¯ãªæž©åºŠã¯åŒåžåšç³»ã®åé¡ãæªåãããå¯èœæ§ããããŸãã
ãããã®èŠå ãçè§£ããããšããIAQãæ¹åããããã®ç¬¬äžæ©ã§ãã
äžè¬çãªå®€å ç©ºæ°æ±æç©è³ªãšãã®çºçæº
æ°å€ãã®æ±æç©è³ªã宀å 空æ°è³ªãæãªãå¯èœæ§ããããŸããããã§ã¯ãæãäžè¬çãªæ±æç©è³ªã®ããã€ããã玹ä»ããŸãã
1. ç²åç¶ç©è³ª (PM)
ç²åç¶ç©è³ªãšã¯ã空æ°äžã«æµ®éãã埮现ãªç²åã®ããšã§ããPM2.5ïŒçŽåŸ2.5ãã€ã¯ãã¡ãŒãã«ä»¥äžã®ç²åïŒã¯ãèºã®å¥¥æ·±ããŸã§æµžéããè¡æµã«ãŸã§å ¥ãå¯èœæ§ããããããç¹ã«æžå¿µãããŸããç²åç¶ç©è³ªã®çºçæºã«ã¯ã以äžã®ãããªãã®ããããŸãã
- ççŒïŒæçãã¹ããŒããçãªã©ã§æšæãã¬ã¹ããã®ä»ã®çæãççŒãããããšã
- ã»ããïŒãããè±ç²ããããã®ãã±ã
- 建èšïŒæ¹ä¿®ãå»ºèšæŽ»åã
- å±å€ã®ç©ºæ°ïŒäº€éãç£æ¥æºããã®å€§æ°æ±æã建ç©ã«äŸµå ¥ããããšããããŸããäŸãã°ãã€ã³ãã®ããªãŒã®ãããªéœåžã§ã¯ãæ·±å»ãªPM2.5æ±æã¬ãã«ãçµéšããããšãå€ãã宀å 空æ°ã®æµåãäžå¯æ¬ ã§ãã
2. æ®çºæ§ææ©ååç© (VOC)
VOCã¯ã以äžãå«ãæ§ã ãªè£œåããæŸåºãããååŠç©è³ªã§ãã
- 塿ãšã¯ãã¹ïŒå¡ãããŠã®å£ã¯ãæ°é±éããæ°ã¶æéVOCãæŸåºããããšããããŸãã
- æž æçšåïŒå€ãã®æž æçšåã«ã¯ãåŒåžåšç³»ãåºæ¿ããå¯èœæ§ã®ããVOCãå«ãŸããŠããŸãã
- å®¶å ·ãšã«ãŒãããïŒæ°ããå®¶å ·ãã«ãŒãããã¯VOCãæŸåºããããšããããŸãã
- æ¥çå€ãšç³ïŒå»ºèšãå®¶å ·è£œé ã«äœ¿çšãããŸãã
VOCã«é·æçã«æé²ãããšãé çãããŸããããã«ã¯çãªã©ãæ§ã ãªå¥åº·åé¡ãåŒãèµ·ããå¯èœæ§ããããŸãã
3. äžé žåççŽ (CO)
äžé žåççŽ ã¯ãçæã®äžå®å šççŒã«ãã£ãŠçæãããç¡è²ç¡èã®ã¬ã¹ã§ããCOã®çºçæºã«ã¯ã以äžã®ãããªãã®ããããŸãã
- æ éããçãšå®¶é»è£œåïŒæ éããææ¿ã·ã¹ãã ãã¬ã¹åšå ·ããCOãæŒããå¯èœæ§ããããŸãã
- ã¬ã¹ã³ã³ããšãªãŒãã³ïŒææ¿ç®çã§ã¬ã¹ã³ã³ãããªãŒãã³ã䜿çšãããšCOãçºçããããšããããŸãã
- è»äž¡ã®ææ°ã¬ã¹ïŒä»å±ã®ã¬ã¬ãŒãžã§è»äž¡ã皌åããããšãCOãå®¶ã®äžã«æŒããå¯èœæ§ããããŸãã
COã¯éåžžã«å±éºã§ããã髿¿åºŠã§ã¯èŽåœçãšãªãå¯èœæ§ããããŸããäžé žåççŽ èŠå ±åšã¯ãCOäžæ¯ãã身ãå®ãããã«äžå¯æ¬ ã§ããã¢ããªã«ã®äžéšå°åã®ããã«åé»ãé »ç¹ã«çºçããå°åã§ã¯ãçºé»æ©ãäžè¬çã«äœ¿çšãããŠãããé©åã«ææ°ããªããšCOäžæ¯ã®ãªã¹ã¯ãé«ãŸããŸãã
4. ã©ãã³
ã©ãã³ã¯åå£äžã«èªç¶ã«ååšããæŸå°æ§ã¬ã¹ã§ãåºç€ã®äºè£ãã建ç©å ã«æµžå ¥ããå¯èœæ§ããããŸããã©ãã³ãžã®æé²ã¯ãèºããã®äž»èŠãªåå ã®äžã€ã§ããã©ãã³æ¿åºŠãé«ãå°åã§ã¯ãã©ãã³å¯Ÿçã·ã¹ãã ãäžå¯æ¬ ã§ããã¹ã«ã³ãžããã¢ãåç±³ã®äžéšãªã©ãã©ãã³ã確èªãããŠããå°åã«å»ºãŠãããäœå® ã§ã¯ãã©ãã³ã®æ€æ»ãç¹ã«éèŠã§ãã
5. ã«ã
ã«ãã¯æ¹¿æ°ã®å€ãç°å¢ã§ç¹æ®ããèåã空æ°äžã«æŸåºããŠã¢ã¬ã«ã®ãŒåå¿ãåŒåžåšç³»ã®åé¡ãåŒãèµ·ããå¯èœæ§ããããŸããã«ãã®äžè¬çãªçºçæºã«ã¯ã以äžã®ãããªãã®ããããŸãã
- æ°ŽæŒããšæ°Žå®³ïŒé 管ã屿 ¹ãçªããã®æ°ŽæŒãã¯ãã«ãã®å¢æ®ã«çæ³çãªç°å¢ãäœãåºããŸãã
- 髿¹¿åºŠïŒéå°ãªæ¹¿åºŠã¯ã衚é¢ã«ã«ãã®å¢æ®ãä¿é²ããå¯èœæ§ããããŸãã
- ææ°äžè¶³ïŒææ°ãäžååã ãšæ¹¿æ°ãããããã«ãã®æž©åºãšãªãããšããããŸãã
广çãªã«ã察çã«ã¯ã湿æ°ã®çºçæºã«å¯ŸåŠããå®å šã«ã«ããé€å»ããããšãå«ãŸããŸããæµŽå®€ããããã³ã®å®æçãªæž æãšã¡ã³ããã³ã¹ã¯ãã«ãã®å¢æ®ãé²ãããã«äžå¯æ¬ ã§ããæ¹¿åºŠãåžžã«é«ãç±åž¯æ°åã§ã¯ãã«ãã®äºé²ã«ã¯çްå¿ã®æ³šæãå¿ èŠã§ãã
6. çç©åŠçæ±æç©è³ª
çç©åŠçæ±æç©è³ªã«ã¯ã以äžã®ãããªãã®ããããŸãã
- ããïŒã»ãããå¯å ·ã®äžã§ç¹æ®ãã埮å°ãªçç©ã
- ãããã®ãã±ïŒãããã®æãèœã¡ãç®è现èã
- è±ç²ïŒæ€ç©ãã空äžã«æŸåºãããç²åã
- ãŠã€ã«ã¹ãšãã¯ããªã¢ïŒå³ããããã¿ã«ãã£ãŠç©ºæ°äžã«åºãããã®ã
ãããã®æ±æç©è³ªã¯ãã¢ã¬ã«ã®ãŒã忝ã®çç¶ãåŒãèµ·ããå¯èœæ§ããããŸãã宿çãªæž æãæé€æ©ãããå¯å ·ã®æŽæ¿¯ã¯ãå®¶åºå ã®çç©åŠçæ±æç©è³ªã®ã¬ãã«ãäžããã®ã«åœ¹ç«ã¡ãŸãã
宀å 空æ°è³ªãæ¹åããããã®æŠç¥
幞ããªããšã«ã宀å 空æ°è³ªãæ¹åããããã«å®æœã§ããæŠç¥ã¯æ°å€ããããŸããããã§ã¯ãæã广çãªãã®ãããã€ãã玹ä»ããŸãã
1. ææ°ãæ¹åãã
ææ°ã¯ã宀å ç©ºæ°æ±æç©è³ªãåžéããé€å»ããããã®éµã§ããææ°ãæ¹åããããã®æŠç¥ã«ã¯ã以äžã®ãããªãã®ããããŸãã
- çªããã¢ãéããïŒå€©åãèš±ãéããçªããã¢ãéããŠæ°é®®ãªç©ºæ°ã埪ç°ãããŸãã
- ææ°æã䜿çšããïŒãããã³ãæµŽå®€ã§ææ°æã䜿çšããŠã湿æ°ãæ±æç©è³ªãé€å»ããŸãã
- å šé€šææ°ã·ã¹ãã ãèšçœ®ããïŒç±ååææ°ã·ã¹ãã ïŒHRVïŒããšãã«ã®ãŒååææ°ã·ã¹ãã ïŒERVïŒãªã©ãå šé€šææ°ã·ã¹ãã ã®èšçœ®ãæ€èšããæ°é®®ãªç©ºæ°ãç¶ç¶çã«åã蟌ã¿ãå€ã空æ°ãæåºããŸããHRVãERVã¯ãæ°å¯æ§ã®é«ãäœå® ã§èªç¶ææ°ãå¶éããããšãã«ã®ãŒå¹çã®é«ãäœå® ã§ç¹ã«æçã§ããã«ããããã·ã¢ã®ãããªå¯å·å°ã§ã¯ãHRVã¯æµå ¥ãã空æ°ãäºç±ããã®ã«åœ¹ç«ã¡ããšãã«ã®ãŒã³ã¹ããåæžããŸãã
2. ç©ºæ°æž æµæ©ã䜿çšãã
ç©ºæ°æž æµæ©ã¯ãç²åç¶ç©è³ªãVOCããã®ä»ã®æ±æç©è³ªã空æ°ããé€å»ããã®ã«åœ¹ç«ã¡ãŸããç©ºæ°æž æµæ©ãéžã¶éã«ã¯ã以äžã®ç¹ãèæ ®ããŠãã ããã
- HEPAãã£ã«ã¿ãŒïŒç²åç¶ç©è³ªã®é€å»ã«éåžžã«å¹æçãªHEPAïŒé«å¹çç²å空æ°ïŒãã£ã«ã¿ãŒãåããç©ºæ°æž æµæ©ãæ¢ããŸãããã
- 掻æ§çãã£ã«ã¿ãŒïŒæŽ»æ§çãã£ã«ã¿ãŒã¯VOCãèããé€å»ã§ããŸãã
- ãã£ã«ã¿ãŒã®ãµã€ãºãšå®¹éïŒäœ¿çšããéšå±ã«é©åãªãµã€ãºã®ç©ºæ°æž æµæ©ãéžã³ãŸãããã
ç©ºæ°æž æµæ©ã¯ãå±å€ã®ç©ºæ°æ±æã¬ãã«ãé«ãå°åã§ç¹ã«åœ¹ç«ã¡ãŸããäŸãã°ãäžåœã®å京ã®ããã«é »ç¹ã«ã¹ã¢ãã°èŠå ±ãåºãéœåžã§ã¯ãç©ºæ°æž æµæ©ã¯äžè¬çãªå®¶åºçšåã§ãã
3. 湿床ãå¶åŸ¡ãã
æé©ãªæ¹¿åºŠã¬ãã«ïŒ30%ã50%ïŒãç¶æããããšã¯ãã«ãã®å¢æ®ãé²ããããã®åäœæ°ãæžããã®ã«åœ¹ç«ã¡ãŸããæ¹¿åºŠãå¶åŸ¡ããããã®æŠç¥ã«ã¯ã以äžã®ãããªãã®ããããŸãã
- 逿¹¿æ©ã䜿çšããïŒæ¹¿æ°ã®å€ãæ°åã§ã¯ã逿¹¿æ©ã䜿çšããŠç©ºæ°äžã®äœåãªæ¹¿æ°ãåãé€ããŸãã
- æ°ŽæŒããçŽãïŒå±æ ¹ãé 管ãçªã®æ°ŽæŒããä¿®çããŠã氎害ãã«ãã®å¢æ®ãé²ããŸãã
- ææ°ãæ¹åããïŒæµŽå®€ããããã³ã§ååãªææ°ã確ä¿ããæ¹¿æ°ãåãé€ããŸãã
湿床ã¬ãã«ãåžžã«é«ãæ±åã¢ãžã¢è«žåœã§ã¯ãå¥åº·çãªå®€å 空æ°è³ªãç¶æããããã«é€æ¹¿æ©ãäžå¯æ¬ ã§ãã
4. äœVOC補åãéžã¶
å¡æãæž æçšåãå®¶å ·ããã®ä»ã®å®¶åºçšåãè³Œå ¥ããéã«ã¯ãäœVOCãŸãã¯VOCããªãŒã®è£œåãéžã³ãŸãããããããã®è£œåã¯ãæå®³ãªååŠç©è³ªã®ç©ºæ°äžãžã®æŸåºãæããŸãã
- èªå®ãæ¢ãïŒGreen SealãEcoLogoãGREENGUARDãªã©ã峿 Œãªç°å¢åºæºãæºãããŠããããšã瀺ãèªå®ãæ¢ããŸãããã
- ã©ãã«ãæ³šææ·±ãèªãïŒè£œåã©ãã«ãæ³šææ·±ãèªãã§ãæå®³ãªVOCãå«ã補åãç¹å®ããé¿ããŸãããã
äžçäžã§äœVOC補åã«å¯Ÿããæ¶è²»è ã®éèŠãé«ãŸã£ãŠãããç°å¢ã«åªããéžæè¢ãããåºãå©çšã§ããããã«ãªã£ãŠããŸãã
5. 宿çãªæž æãè¡ã
宿çãªæž æã¯ãå®¶åºããã»ããããããã®ãã±ããã®ä»ã®ã¢ã¬ã«ã²ã³ãé€å»ããã®ã«åœ¹ç«ã¡ãŸãã广çãªæž æã®ããã®æŠç¥ã«ã¯ã以äžã®ãããªãã®ããããŸãã
- 宿çã«æé€æ©ããããïŒHEPAãã£ã«ã¿ãŒä»ãã®æé€æ©ã§ãã«ãŒããããã©ã°ãåžåŒµãã®å®¶å ·ã宿çã«æé€æ©ã§ãããŸãããã
- 衚é¢ãæãïŒæ¹¿ã£ãåžã§è¡šé¢ãé »ç¹ã«æããã»ããã空æ°äžã«åºããã®ãé²ããŸãããã
- å¯å ·ãæŽæ¿¯ããïŒé±ã«å°ãªããšãäžåºŠãå¯å ·ãç±æ¹¯ã§æŽæ¿¯ããŠãããæ»æ» ãããŸãããã
å®¶ã«å ¥ãéã«éŽãè±ãç¿æ £ãããæåïŒå€ãã®ã¢ãžã¢è«žåœã§äžè¬çïŒã§ã¯ãå±å€ã®æ±ããæ±æç©è³ªãå±å ã«æã¡èŸŒãŸããããšãå°ãªããèªç¶ã«IAQã®æ¹åã«è²¢ç®ããŸãã
6. ã©ãã³ãæ€æ»ãã
ã©ãã³ã確èªãããŠããå°åã«äœãã§ããå Žåã¯ãèªå® ã®ã©ãã³æ€æ»ãããŸããããã©ãã³æ€æ»ãããã¯ãããŒã ã»ã³ã¿ãŒããªã³ã©ã€ã³ã§ç°¡åã«å ¥æã§ããŸããã©ãã³ã¬ãã«ãé«ãå Žåã¯ãã©ãã³å¯Ÿçã·ã¹ãã ãèšçœ®ããŠãã ããã
7. HVACã·ã¹ãã ãç¶æç®¡çãã
ææ¿ãææ°ã空調ïŒHVACïŒã·ã¹ãã ãé©åã«æ©èœããŠããããšã確èªããããã«ã宿çã«ç¶æç®¡çãè¡ããŸããããããã«ã¯ã以äžãå«ãŸããŸãã
- ãšã¢ãã£ã«ã¿ãŒã亀æããïŒã»ãããã¢ã¬ã«ã²ã³ãé€å»ããããã«ããšã¢ãã£ã«ã¿ãŒã宿çã«äº€æããŸãããã
- ãã¯ããæž æããïŒèç©ããã»ãããç Žçãé€å»ããããã«ããã¯ãã宿çã«æž æããŠããããŸãããã
- å°éå®¶ã«ããã¡ã³ããã³ã¹ãã¹ã±ãžã¥ãŒã«ããïŒHVACã·ã¹ãã ãå¹ççãã€å®å šã«çšŒåããŠããããšã確èªããããã«ã宿çãªå°éå®¶ã«ããã¡ã³ããã³ã¹ãã¹ã±ãžã¥ãŒã«ããŸãããã
8. 空æ°è³ªãç£èŠãã
å®¶åºå ã®æ±æç©è³ªã¬ãã«ã远跡ããããã«ã宀å 空æ°è³ªã¢ãã¿ãŒã®äœ¿çšãæ€èšããŸãããããããã®ã¢ãã¿ãŒã¯ã空æ°è³ªæ¹åã®åãçµã¿ã®å¹æã«é¢ãã貎éãªæ å ±ãæäŸã§ããŸããå€ãã®çŸä»£ã®ããã€ã¹ã¯ã¹ããŒããã©ã³ã«æ¥ç¶ã§ããæ±æç©è³ªã¬ãã«ãäžæããéã«ãªã¢ã«ã¿ã€ã ã®ããŒã¿ãšã¢ã©ãŒããæäŸããŸããIAQãžã®æèã¯äžççã«é«ãŸã£ãŠãããã¢ãã¿ãªã³ã°æè¡ã®å°å ¥ãå¢å ããŠããŸãã
9. éŠãä»ã補åã®äœ¿çšãå¶éãã
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10. å±å ã§ã®å«ç ãé¿ãã
å±å ã§ã®å«ç ã¯ã宀å ç©ºæ°æ±æã®äž»èŠãªçºçæºã§ããèªå® ãè·å Žã§å«ç ããããšã¯é¿ããŸããããå«ç ããå Žåã¯ãå±å€ã§ãçªããã¢ããé¢ããŠè¡ã£ãŠãã ããã
è·å Žã«ããã宀å 空æ°è³ª
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