½à¾»ÊҵĶ¨Ò壺½«Ò»¶¨¿Õ¼ä·¶Î§ÄڵĿÕÆøÖеÄ΢³¾Á£×Ó¡¢Óк¦¿ÕÆø¡¢Ï¸¾úµÈÎÛȾÎïÅųý£¬²¢½«ÊÒÄÚµÄÎÂʪ¶È¡¢½à¾»¶È¡¢ÊÒÄÚѹÁ¦¡¢ÆøÁ÷ËÙ¶ÈÓëÆøÁ÷·Ö²¼¡¢ÔëÒôÕñ¶¯¼°ÕÕÃ÷¡¢¾²µç¿ØÖÆÔÚijһÐèÇó·¶Î§ÄÚ£¬¶øËù¸øÓèÌرðÉè¼ÆµÄ·¿¼ä¡£
µ±Ç°Æä¸Ä½øÖ÷ÒªÊÇ£º (1)È¡¾ùÁ÷¼°¼õÉÙÔëÒôµÄ´ëÊ©£¬ÔëÒô¿ÉÔÚ50dbÒÔÄÚ£»
(2)¶¯»ú²ÉÓÃDC/EC(µç×ÓÕûÁ÷µç»ú)£¬ÒԺĽÏÔ½»Á÷µç»ú½ÚÔ¼½ü50%£¬ÒòΪС·ç»úËùÓÃСÈÝÁ¿(¹¦ÂÊ<1P)µÄ½»Á÷µç»ú£¬Ò»°ã½ÔΪµçÈÝ·ÖÏàʽ»òÒþ¼«Ê½£¬ÆäЧÂʽö40%×óÓÒ£¬¶øDC/ECµç»úµÄЧÂÊ¿É´ï75%¡«80%£»ÔÚµ÷ËÙ¿ØÖÆÉÏ¿Éÿ̨µ¥¶ÀµÄÒÔ¹ýÂËÆ÷½µÑ¹½øÐпØÖÆÒÔ½ÚÔ¼Äܺģ¬µ«Ä¿Ç°Í¶×Ê»ØÊÕÆÚÉ㤶øδ¹ã·º²ÉÓã¬Ò»°ã³£Ó÷Ö×éȺ¿Ø»òÈ«²¿Èº¿Ø¡£
(3)µ«FFU³ö¿Ú¾²Ñ¹²»Äܹý´ó£¬Ò»°ã²ÉÓóö¿Ú·çËÙ0.38m/s£¬´ËʱÆ侲ѹһ°ãÔÚ250PaÒÔÄÚ¡£
FFU»Ø·çϵͳÓëÆäËû·½Ê½Ïà±ÈµÄÓŵ㣺
(1)Áé»îÐԴ󣬱ãÓÚ¸ÄÔ죻
(2)Õ¼Óý¨ÖþÎï¿Õ¼ä½ÏÉÙ£»
(3)½à¾»¾»ÊÒÄÚ¿ÕÆøѹÁ¦´óÓڻط羲ѹÊÒ£¬Åųý¾²Ñ¹ÊҶԽྻÊÒÎÛȾµÄ¿ÉÄÜÐÔ¡£
ȱµã£º
(1)ÒªÇó»Ø·çµÀÈ«²¿×èÁ¦(°üÀ¨¶à¿×µØ°å¡¢¸ñÕ¤¼°·çµÀ)¡¢¸É±íÀäÆ÷×èÁ¦¼°Ä©¼¶¹ýÂËÆ÷µÄ×èÁ¦(ÔÚ³õ×èÁ¦Ê±)£¬×ܹ²Ó¦¿ØÖÆÔÚ165Pa×óÓÒ£¬ÒÔÂú×ãÔËÐÐʱ×î´ó×èÁ¦ÔÚ250PaÒÔÄÚ¡£Òò´Ë¸É±íÀäÆ÷µÄ´«ÈÈÃæ»ýÒª½Ï´ó£¬»Ø·çµÀ³ß´çÒàÒª½Ï´ó£¬¶à¿×µØ°å¼°¸ñÕ¤µÈµÄ×èÁ¦ÒªÐ¡£¬Ò»°ã×÷·¨ÊÇ£º¿ØÖƸɱíÀäÆ÷×èÁ¦ÔÚ50Pa×óÓÒ£¬»Ø·çµÀ×èÁ¦ÔÚ15PaÒÔÄÚ£¬·ñÔò¾ÍÐèÒªÔÙÔöÉè¼Óѹ·ç»úϵͳ£¬Õâ¾ÍÊǽµµÍÁËFFUϵͳµÄ×ÛºÏÓŵ㡣
2)²ÉÓÃDC/ECµç»úºó£¬µ¥Î»·çÁ¿µÄÄܺĿÉÄܱȵ±Ç°Ò»°ã´óÐÍÀëÐÄ·ç»úµÄ¼¯ÖÐϵͳΪµÍ£¬µ«ÒÑÓÐÑо¿Ö¸³ö£¬±È²ÉÓøĽøºóµÄ´óÐÍÖáÁ÷·ç»úµÄ»Ø·çϵͳµÄÄܺĻ¹ÊÇÒª¸ß¡£Òò´ËÐèҪעÒâ´óÐÍÖáÁ÷·ç»úµÄЧÂÊÌá¸ß¼°ÆäϵͳµÄ×èÁ¦½µµÍµÄÒòËØ¡£
3)Ò»°ãFFUϵͳÓÉÓÚµ¥Î»·çÁ¿µÄÄܺĽϴó£¬Òò´Ë½à¾»ÊÒµÄÀ为ºÉÒàÏàÓ¦Ôö¼Ó¡£ ¾ßÌåÇé¿öϵÄÆÀ¼Û 1FFUÓÃÓÚÀϽ¨ÖþÎï¸ÄÔì³É½à¾»ÊÒʱ£¬Æä×ۺϾ¼ÃÐÔÒ»°ãÍùÍù¿ÉÈ¡¡£
2)½à¾»¶ÈÒªÇóÑϵĽྻÊÒ£¬Ä©¼¶¹ýÂËÆ÷Âú²¼ÂÊ100%ʱ£¬¶Ô´óµÄϵͳ²ÉÓÃFFU£¬µ±Ç°»¹ÊDz»¾¼ÃµÄ£»¶ÔСϵͳÓÐÒâÒå×÷¾ßÌå±È½Ï¡£
3¶Ô½à¾»¶ÈÒªÇó²»ÉõÑϵĽྻÊÒ£¬Ä©¼¶¹ýÂËÆ÷Âú²¼ÂÊ¡Ü40%ʱ¶Ô´óϵͳ×ۺϾ¼ÃÐÔÍùÍùÏà²î²»¶à£¬µ«¶ÔIC¹¤³§¶øÑÔ£¬FFUϵͳµÄÁé»îÐÔÊÇÖØÒªµÄ£¬Òò´Ëµ±Ç°IC¹¤³§¶Ô¹ýÂËÆ÷Âú²¼ÂÊ¡Ü40%ʱ£¬²ÉÓÃFFUϵͳÒѾÆձ顣
ÔÎÄÀ´Ô´£ºhttp://www.iwuchen.com/a-221/