ÓÉÓÚµçÀµĵçÈÝÁ¿½Ï´ó£¬Ñ¡Óô«Í³µÄ¹¤Æµ³¢ÊÔ±äѹÆ÷ºÜ´Ö±¿£¬ÖØ´ó£¬ÇÒ´óµçÁ÷µÄ×÷ÒµµçÔ´ÔÚÏÖ³¡²»Ò×»ñµÃ¡£Òò¶øÍ¨³£¶¼Ñ¡Óô®ÁªÐ³Õñ¹µÍ¨ÄÍѹ³¢ÊÔ'>¹µÍ¨ÄÍѹ³¢ÊÔÉ豸¡£ÆäÊäÈëµçÔ´µÄÈÝÁ¿ÄÜÏÔÖø½µÂ䣬·ÖÁ¿¼õÇᣬ±ãÓÚʹÓúÍÔËÊä¡£³õÆÚ¶àÑ¡Óõ÷¸Ðʽ´®ÁªÐ³ÕñÉ豸£¨50Hz£©£¬µ«´æÔÚ×Ô¶¯»¯Ë®Æ½²î¡¢ÔëÒô´óµÈȱµã¡£Òò¶ø´Ë¿Ì¶àÊýÑ¡Óõ÷Ƶʽ£¨30-300Hz£©´®ÁªÐ³Õñ³¢ÊÔÉ豸£¬¿ÉÄܵõ½¸ü¸ßµÄÆ·ÖÊÊý£¨QÖµ£©£¬²¢ÓµÓÐ×Ô¶¯µ÷г¡¢¶à³Á±£»¤£¬ÒÔ¼°µÍÔëÒô¡¢»îÂçµÄ×éºÏ·½Ê½£¨µ¥¼þ·ÖÁ¿´óΪ½µÂ䣩µÈÀûÒæ¡£×ۺϹúÄÚ±íÓйؼ¼Êõ×ÊÁÏ£¬Ñ¡ÔñÏàÒ˵ij¢ÊÔÆµÂʹæÄ£ÊǸö±ÈÁ¦³ÁÒªµÄÎÊÌâ¡£ÔÚÕâ·½Ãæ£¬ÓÐһЩ·ÖÆçµÄ¹ÛµãºÍÌá·¨¡£¾ÍĿǰµÄ¹úÄÚ±íµÄÌá·¨À´¿´£¬ÔÛÃÇ×ܽá¿É·Ö³É3ÀࣺµÚ1ÀàΪ½Ï¿íƵÂʹæÄ£30-300Hz¡¢20-300Hz¡¢1-300Hz£»µÚ2ÀàΪ¹¤Æµ¹æÄ££¬45-65Hz£¬45-55Hz£»µÚ3ÀàΪ¿¿½ü¹¤Æµ£¬35-75Hz¡£
£¨1£©µÚ1Àà½Ï¿íƵÂʹæÄ£
¹ú¼Ê´óµçÍø»áÒéµÚ21¡¢09×÷Òµ×é°ä²¼µÄ¡¶³¢ÊÔµ¼Ôò¡·£¬Ö÷ÕÅÆµÂʹæÄ£Îª30-300Hz¡£µ«ÏÖʵÉϸüµÍһЩƵÂÊÒ²ÓµÓнϺõصÈЧÐÔ¡£IEC60840ºÍIEC62067¹æ·¶²Ý°¸£¨2001ÄêºÍ2000Ä꣩¾Í»®¶¨¿ÉÑ¡ÓÃ20-300Hz¡£
¹ú±íÓÐЩ³§¼ÒÉè¼Æ´®ÁªÐ³Óõ翹Æ÷£¬ÔÚ³ö¸ñÇé¿öÏÂÒ²ÓÐÑ¡ÓÃºÜµÍÆµÂÊΪ25Hz»ò20HzµÄ¡£µ±È»ÆµÂÊÓúµÍ£¬±»ÊÔµçÀµij¤¶È£¨µçÈÝÁ¿£©¿ÉÔö´ó¡£µ«Êǵ翹Æ÷ÌúÐÄÒò¶øÀ©´ó£¬Ê¹·ÖÁ¿Ôö³¤¡£¸ö±ð×ÊÁÏÏÔʾ, 1-300HzµÄ¹µÍ¨³¢ÊÔÒ²ÓµÓÐÓ빤Ƶ¹µÍ¨³¢ÊԵĵÈЧÐÔ£¬Õâ×¢Ã÷ÏÖʵÀûÓÃÖÐÆµÂÊÏÂÏÞÓпÉÄÜ»ñµÃ¸üµÍ£¬ÀýÈçÓ×ÓÚ20HzÉõÖÁµ½0.1HzÒ²ÊÇ¿ÉÐеġ£½øÒ»²½±íÃ÷ÔÚÕâÑùµÄƵÂʹæÄ£ÄÚ£¬¾øÔµÄÚ²¿¸÷½éÖʵĵçѹɢ²¼¼°½éÖʸöÐÔÈÔµ××ÓÒ»Ñù¡£
×÷ҵƵÂʳ¬¹ý300HzÊÇ·ñÊʵ±£¿ÓÐ×ÊÁϱ¨µ¼Ëµ£¬ËæÆµÂÊÔö¸ß£¬´®Ð³µç¿¹Æ÷¼°Àø´Å±äѹÆ÷µÄËðºÄ½µÂ䣬µ«ÊÇҪ˼¿¼±»ÊÔÆ·µçÈݽéÖʵļ«»¯·¢ÈÈÎÊÌ⣬Òò¶øÆµÂʸßÓÚ300HzÊDz»³ÉÈ¡µÄ¡£
£¨2£©µÚ2ÀàΪ¹¤Æµ¹æÄ£
¹ú¼ÊÉϹ¤ÒµÆµÂÊÖØÒªÖ¸50HzºÍ60HzÁ½ÖÖ£¬¹ÊIEC¹æ·¶»®¶¨¶Ô¸ßѹ¾øÔµµÄ¹¤Òµ³¢ÊÔÆµÂʹæÄ£Îª45-65Hz£¬ÔÚÎÒ¹ú¶î¶¨¹¤ÆµÎª50Hz¡£GB/T16927.1-1997»®¶¨¹¤Æµ³¢ÊÔÆµÂʹæÄ£Îª45-55Hz¡£
ÒÔΪ¹¤ÆµµçÁ¦µçÀµij¢ÊÔµçѹҲÓбØÒªÊǹ¤Æµ£¬ÕâÊÇÇ÷ÓÚ±ÈÁ¦±£ÁôµÄ¹Ûµã¡£Õë¶Ô´ËÎÊÌâÓ¦¸Ã²à³Á×¢Ã÷½»´úºÍÔ¤·ÀÐÔ³¢ÊÔµÄÖ÷ÕÅÔÚÓÚ·¢ÏÖ¾øÔµÈ±µãµÄÄÜÁ¦À´¶¨µÄ¡£ÔÚ·ÖÆçµÄƵÂÊÏÂÖ»Ðè¾øÔµÄÚ²¿½éÖʵçѹɢ²¼Ò»Ñù£¬ÓÖÓе××ÓÒ»ÑùµÄ¼ì³ö¾øÔµ¹ÊÕϵÄÄÜÁ¦£¬¾ÍÄÜ´ïµ½³¢ÊÔµÄÖ÷ÕÅ¡£Òò¶ø¼´±ãÑ¡Óñȹ¤Æµ¹æÄ£¸ü¿íµÄƵÂÊÒ²ÊÇ¿ÉÄܽÓÊܵġ£ÔÚ90Äê´úÖÐÆÚΪÁËÑ¡ÔñÊʵ±µÄ¹µÍ¨ÄÍѹ³¢ÊÔ'>¹µÍ¨ÄÍѹ³¢ÊÔµÄÆµÂʹæÄ££¬×öÁ˺öࡢ×ÐϸµÄ»ù´¡×êÑÐ×÷Òµ¡£µÃ³öƵÂÊÔÚ30-300Hz¹æÄ£ÄÚ£¬ÏðËܵçÀÂÄÚ²¿¼¸ÖÖµäÐ;øÔµÈ±µãµÄ»÷´©¸öÐÔûÓÐÏÔÖø²î¾à¡£ÕâÓ¦¸ÃÊÇ¿ÉÐŵģ¬Ò²µÃµ½ÆÕ±éÑ¡Ó᣷ÖÎö×é³ÉÕâÖÖÔÚ·ÖÆçÆµÂÊÏÂ׿ԽµÄ»÷´©¸öÐÔ£¬ÖØÒªÔÒòÊÇÓÅÔ½µÄͬÖá¾øÔµ½á¹¹£¬µ¥Ò»µÄ¾øÔµ½éÖÊ£¬ÔÁÏÏà¶ÔÊ¥½à¡¢µç³¡É¢²¼ºÏÀí¡¢¹æ¶¨¡£Òò¶ø£¬ÔÚ·ÖÆçÆµÂÊϽṹÄÚ²¿µçѹɢ²¼Ò»Ñù£¬×é³É¿íƵÂʹæÄ£³¢ÊÔµÄǰÌá¡£ÓÍÖ½¾øÔµµçÀÂÒ»¹áÑ¡ÓÃÆµÂʵÅ×ڵ͵ÄÖ±Á÷µçѹ½øÐÐÄÍѹ³¢ÊÔ£¬ÆäÏÖʵ³ÉЧºÜºÃ£¬ÊýÊ®ÄêÀ´Î´Êܵ½ÒÉ»ó¡£
| ¶¨Ôì·ÖÆç»·¾³Ê¹ÓõĵçÀ£¬ÇкϿͻ§ÐèÒª£¬Çëµã»÷Ï·½www.zgsljt.com | ||||
| ±âµçÀ | Òý½ÓÏß | F46µçÀ | ¶¡ÇçµçÀ | ±¾°²µçÀ |
| ±äƵµçÀ | °éÈÈ´ø | ¶¡ëæµçÀ | ±âƽµçÀ | ¸ßѹµçÀ |
| µçÁ¦µçÀ | ÌØÖÖµçÀ | ÆÁ±ÎµçÀ | µçÀ | ÏðÌ×µçÀ |
| ¿óÓõçÀ | ÂÝÐýµçÀ | ÈáÐÔµçÀ | ´¿Í½ÊÏß | ³µ¿âµçÀ |
| ÄÍÄ¥µçÀ | µÍεçÀ | ·ÀË®µçÀ | ÄÍ»ðµçÀ | ͰüÂÁµçÀ |
| ¸ßεçÀ | ¾íͲµçÀ | Äͺ®µçÀ | Åâ³¥µ¼Ïß | ÄÍÓÍ·À¸¯µçÀ |
| ±âÐ͵çÀ | ½»ÁªµçÀ | ͨѶµçÀ | ¹èÏ𽺵çÀ | ÈáÐÔËÅ·þµçÀ |
| ÍÏÁ´µçÀ | »ú³µµçÀ | ·À»ðµçÀ | ÐгµµçÀ | ¶ÆÒøÏß¶ÆÎýÏß |
| ¹â·üµçÀ | ½ÚÔìµçÀ | ´¬ÓõçÀ | ÍÆËã»úµçÀ | »úеÈ˵çÀ |
| ±âÐεçÀ | ÍÏÁîµçÀ | ÐźŵçÀ | ·ÀÊó·ÀÒϵçÀ | Ìú·»ú³µµçÀ |
| ÒDZíµçÀ | µçÌݵçÀ | Ä͸ßεçÀ | µç»úÒý½ÓÏß | ¾Û°±õ¥µçÀ |
ÓйØÄÚÈÝ
- »·±£×èȼµçÀÂ×°Öøü»»ÖÜÆÚզȷ¶¨£¿
- »·±£×èȼµçÀÂ×°ÖùÊÕÏÅŲéÕ¦×ö£¿
- »·±£×èȼµçÀÂ×°ÖÃÖÊÁ¿¼ì²âÕ¦½øÐУ¿
- »·±£×èȼµçÀÂ×°Ö÷À³¹Ø¦´¦Öã¿
- »·±£×èȼµçÀÂ×°Öõç´Å×ÌÈÅÕ¦·À»¤£¿
- »·±£×èȼµçÀÂ×°ÖÃÎïÁªÍøÕ¦ÀûÓã¿
- »·±£×èȼµçÀÂ×°ÖôóÊý¾ÝÕ¦ÀûÓã¿
- »·±£×èȼµçÀ½»Áª¹¤ÒÕ²ÎÊýÎó²îÕ¦µ÷Õû£¿
- »·±£×èȼµçÀµ¼Ìå½ØÃæ»ýËõË®Ôõô½â¾ö£¿
- µÍÑ̵ͱµçÀ¹úÄÚÈÏÖ¤³ß¶È£¿

