ÄúÏÖÔÚµÄλÖãºÊ×Ò³ÐÂÎÅÖÐÐÄÐÐÒµ¶´²ì

ÊÔ¼þÀàÐͺͼÓÔØģʽ¶ÔÁ¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿µÄÓ°ÏìÑо¿

Ðû²¼ÈÕÆÚ£º
2023-03-23
ÕªÒª

Òªº¦´Ê£ºõ辶¹¤³Ì | ¶¯Ì¬Ä£Á¿ | Á½µãÍäÀ­ | µ¥ÖáѹËõ | ÌÝÐÎÁº

ΪÆÊÎöÊÔ¼þÀàÐͺͼÓÔØģʽ¶ÔÁ¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿µÄÓ°Ï죬½ÓÄÉ·¨¹úÌÝÐÎÁºÊÔÑé»úºÍÃÀ¹úÁ¤Çà»ìÏýÁÏÐÔÄÜÊÔÑéÒÇ£¬¶ÔSMA-m13Á¤Çà»ìÏýÁÏÊÔ¼þÔÚÍäÀ­ºÍѹ¼ôÁ½ÖÖÊÜÁ¦Ä£Ê½Ï¾ÙÐж¯Ì¬Ä£Á¿ÊÔÑ飬ÆÊÎöÊÔÑéζȺͺÉÔØƵÂʶÔÌÝÐÎÁººÍÔ²ÖùÌåÊÔ¼þ¶¯Ì¬Ä£Á¿ºÍÏàλ½ÇµÄÓ°Ïì¡£ÊÔÑéЧ¹ûÅú×¢£ºÁ½µãÍäÀ­¶¯Ì¬Ä£Á¿Óëµ¥ÖáѹËõ¶¯Ì¬Ä£Á¿ÊܺÉÔØƵÂʺÍζȵÄÓ°Ïìת±äÇ÷ÊÆ»ù±¾Ò»Ö£¬ÔÚÏàͬÊÔÑéÌõ¼þÏÂÁ½µãÍäÀ­¶¯Ì¬Ä£Á¿Ð¡ÓÚµ¥ÖáѹËõ¶¯Ì¬Ä£Á¿£»Ó°ÏìÁ½µãÍäÀ­¶¯Ì¬Ä£Á¿µÄÖ÷ÒªÒòËØΪÁ¤Çེ½áÁÏ£¬µ¥ÖáѹËõ¶¯Ì¬Ä£Á¿Ö÷ÒªÊÜ¿óÁϹǼÜǶ¼·×÷ÓõÄÓ°Ïì¡£

Á¤Çà·Ãæ½á¹¹Éè¼ÆºÍÁ¦Ñ§ÐÔÄÜÆÊÎöÖУ¬Á¤Çà»ìÏýÁÏÄ£Á¿ÊÇÒªº¦Éè¼Æ²ÎÊý£¬ËüµÄÈ¡ÖµÖ±½ÓÓ°Ïì·Ãæ½á¹¹ÊÜÁ¦ÆÊÎöЧ¹û[1-5]¡£Ëæ×ÅJTG D50¶àÖ¸±êÁ¤Çà·ÃæÉè¼ÆÒªÁìµÄʵÑ飬ÒÔ¼°·¨¹ú¡¢ÃÀ¹úµÈÁ¤Çà·ÃæÉè¼ÆÒªÁìÔÚÎÒ¹úµÄÓ¦Óã¬Á¤Çà»ìÏýÁÏ»ò·Ãæ½á¹¹²ãµÄÄ£Á¿È¡Öµ³ÉΪ·ÃæÉè¼Æ»òÐÔÄÜÆÀ¼ÛµÄÒªº¦ÒªËØ[6-9]¡£


Á¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿ÊÔÑéÖ÷Òª°üÀ¨ÃÀ¹úASTMD3497Á¤Çà»ìÏýÁϵ¥ÖáѹËõ¶¯Ì¬Ä£Á¿±ê×¼ÊÔÑé·¨[10]¡¢Å·ÖÞCEN±ê×¼[11]¼°AASHTOTP31¼ä½ÓÀ­ÉìÊÔÑé²âÊÔ·¨[12]¡¢·¨¹úÁ¤Çà»ìÏýÁÏÉè¼ÆÖ¸ÄÏÁ½µãÍäÀ­¶¯Ì¬Ä£Á¿²âÊÔ·¨[13]¡¢¶¯ÈýÖáѹËõÄ£Á¿²âÊÔÒªÁì[14£¬15]ºÍÁºÊÔ¼þµÄÍäÀ­Ä£Á¿²âÊÔÒªÁì[16]µÈ¡£»ÆÓŵÈͨ¹ý·¨¹úÌÝÐÎÁºÊÔÑéÒǺͼòÆÓÐÔÄÜÊÔÑé»ú¿ªÕ¹ÁËÁ¤Çà»ìÏýÁÏÌÝÐÎÁºÍäÀ­¶¯Ì¬Ä£Á¿¼°Ñ¹ËõÄ£Á¿ÊÔÑ飬Ìá³ö¶¯Ì¬Ä£Á¿ÊܺÉÔØƵÂÊ¡¢ÊÔÑéζȼ°Ó¦±äˮƽӰÏì[17]¡£ÐÜ×ӼѵÈͨ¹ý¼ä½ÓÀ­ÉìÊÔÑéÑо¿ÁËÓ¦Á¦Ë®Æ½ºÍÊÔÑéζȶÔÁ¤Çà»ìÏýÁϵÍλص¯Ä£Á¿µÄÓ°Ï죬²¢»ñµÃÁ˼ä½ÓÀ­Éì»Øµ¯Ä£Á¿ÓëµÍÎÂСÁºÍäÇúÊÔÑéµÄÍäÇú¾¢¶ÈÄ£Á¿µÄ¶¨ÐÔ¹Øϵ[18]¡£ÖÜè÷ºÀµÈ±ÈÕÕÁËËĵãÍäÇúºÍÌÝÐÎÁºÁ½ÖÖÍäÀ­Ä£Á¿ÊÔÑéÒªÁì¶ÔÁ¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿µÄÓ°Ïì[19]¡£ÁõʤµÈͨ¹ýµ¥ÖáѹËõ¶¯Ì¬Ä£Á¿ÊÔÑ飬½ÏÁ¿Á˼ÓÔز¨ÐΡ¢ÊÔ¼þ¸ß¶È¡¢¼ÓÔؼäЪʱ¼äºÍλÒÆ´«¸ÐÆ÷µÄ×°ÖÃλÖöÔÁ¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿µÄÓ°Ï죬½¨ÉèÁËÁ½Öָ߶ȵÄÔ²ÖùÌåÊÔ¼þ¶¯Ì¬Ä£Á¿µÄ¹Øϵ·½³Ì[20]¡£


¿É¼û£¬Á¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿²»µ«ÊÜÊÔ¼þÀàÐ͵ÄÓ°Ï죬»¹ÓëÊÔÑé¼ÓÔØģʽÓÐÖ÷ÒªµÄ¹Øϵ¡£ÎªÁËÆÀ¼Û¼ÓÔØģʽ¼°ÊÔ¼þÀàÐͶÔÁ¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿µÄÓ°Ï죬ѡȡSMA-m13Á¤Çà»ìÏýÁÏ×÷ΪÑо¿¹¤¾ß£¬½ÓÄÉÃÀ¹úÁ¤Çà»ìÏýÁÏÐÔÄÜÊÔÑéÒÇ(Asphalt Mixture Performance Tester£¬¼ò³ÆAMPT)ºÍ·¨¹úÌÝÐÎÁºÊÔÑé»ú(Twopoint Bending Tester£¬¼ò³Æ2PT)£¬¾ÙÐÐѹ¼ôºÍÍäÀ­Á½ÖÖÊÜÁ¦Ä£Ê½ÏµĶ¯Ì¬Ä£Á¿ÊÔÑ飬ÆÊÎöÆäÔÚ²î±ðÊÔÑéζȺͲî±ðºÉÔØƵÂÊϵĶ¯Ì¬Ä£Á¿ºÍÏàλ½Ç£¬ÎªÁ¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿¼°Â·Ãæ½á¹¹Éè¼Æ²ÎÊýÑ¡È¡Ìṩ²Î¿¼¡£


»ìÏýÁϼ¶Åä¼°ÊÔÑé¼Æ»®

SMA-m13»ìÏýÁÏÉè¼Æ

SMA-m13Á¤Çà»ìÏýÁÏÑ¡ÓÃÐþÎäÑÒ¼¯ÁϺÍSBS¸ÄÐÔÁ¤Ç࣬²ô¼Ó15%Éúʯ»Ò·ÛµÄʯ»ÒÑÒ¿ó·ÛºÍľÖÊËØÏËά£¬¿óÁϺϳɼ¶Åä¼û±í1£¬zui¼ÑÁ¤ÇàÓÃÁ¿Îª0%£¬ÂíЪ¶ûÊÔÑéÌå»ýÖ¸±ê¼û±í2¡£

ÊÔ¼þÀàÐͺͼÓÔØģʽ¶ÔÁ¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿µÄÓ°ÏìÑо¿

ÊÔ¼þÀàÐͺͼÓÔØģʽ¶ÔÁ¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿µÄÓ°ÏìÑо¿

ÊÔÑé¼Æ»®

ÌÝÐÎÁºÁ½µãÍäÀ­¶¯Ì¬Ä£Á¿ÊÔÑé

Á½µãÍäÀ­¶¯Ì¬Ä£Á¿ÊÔÑéÊÇÒ»ÖÖ½ÓÄÉÐü±ÛÍäÇúÒªÁìÕÉÁ¿Á¤Çà»ìÏýÁϾ¢¶ÈÄ£Á¿µÄÊÔÑéÒªÁ졣ƾ֤EN±ê×¼[11]½ÓÄÉÂÖÄë·¨³ÉÐÍÊÔ¼þ£¬Çиî³ÉÌÝÐÎÁºÊÔ¼þµÄ³ß´çºÍ¼ÓÔØ·½·¨¼ûͼ1¡£½«ÕýÏÒÁ¦F£½F0sin(¦Øt)»òÕýÏÒÄÓ¶Èz£½z0sin(¦Øt)Ê©¼ÓÔÚÕ³ÔÚ¸ÕÐÔµ×ÅÌÖ§¼ÜÉϵÄÌÝÐÎÁº¶¥²¿¡£Ê©¼ÓµÄÁ¦F0»òÄÓ¶Èz0ʹÌÝÐÎÁº¶¥²¿±¬·¢µÄzui´óÓ¦±äСÓÚ50¡Á10^-6£¬Ê¹ÌÝÐÎÁºÔÚÕû¸öÊÔÑéÀú³ÌÖÐÒ»Ö±´¦ÓÚÏß𤵯ÐÔÇøÓò¡£ÔÚF0£¬z0ºÍÏàλ½Ç¦ÕµÄ»ù´¡ÉÏ£¬ÅÌËã²î±ðζȺÍƵÂÊϵľ¢¶ÈÄ£Á¿¡£

ÊÔ¼þÀàÐͺͼÓÔØģʽ¶ÔÁ¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿µÄÓ°ÏìÑо¿

Ô²ÖùÌåÊÔ¼þ¶¯Ì¬Ä£Á¿ÊÔÑé

°´ÃÀ¹úASTMD3497ÊÔÑéÒªÁ죬½èÖúÁ¤Çà»ìÏýÁÏÐÔÄÜÊÔÑéÒÇ(AMPT)¶ÔÊÔ¼þÊ©¼ÓÆ«ÒÆÕýÏÒ²¨»ò°ëÕýʸ²¨ÖáÏòѹӦÁ¦ºÉÔØ£¬ÔÚ²î±ðζȺͲî±ðƵÂÊ϶Աê×¼³ß´çD100ÊÔ¼þ(Ö±¾¶100mm£¬¸ß¶È150mm)¾ÙÐе¥ÖáѹËõ¶¯Ì¬Ä£Á¿ÊÔÑé¡£

Ô²ÖùÌåÊÔ¼þ½ÓÄÉÐýתѹʵÒdzÉÐͺóȡоÇиîÖƳÉ£¬¼ûͼ2¡£ÊÔÑéʱ£¬½ÓÄɲàÃæ·¨Á¿²âÊúÏòλÒÆ£¬½«Î»ÒÆ´«¸ÐÆ÷°²¶ÙÓÚÊÔ¼þ²àÃæÖв¿£¬ÑØÔ²Öܵȼä¾à°²¶Ù3¸ö¡£µ÷ÀíλÒÆ´«¸ÐÆ÷£¬Ê¹ÆäÓëÊÔ¼þ¶ËÃæ±ÊÖ±£¬ÕÉÁ¿ÊÔ¼þÖжεÄѹËõ±äÐΣ¬´«¸ÐÆ÷°²¶Ù¼ûͼ3¡£

ÊÔ¼þÀàÐͺͼÓÔØģʽ¶ÔÁ¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿µÄÓ°ÏìÑо¿

ÊÔÑé¼Æ»®

ÍäÀ­ÊÜÁ¦Ä£Ê½ÏµÄÌÝÐÎÁºÁ½µãÍäÀ­¶¯Ì¬Ä£Á¿ÊÔÑéζÈΪ10¡æ¡¢15¡æ¡¢20¡æ¡¢30¡æºÍ40¡æ¹²5¸öζÈ£¬Ã¿Ò»µµÎ¶ÈÏ£¬ÔÚÏß𤵯ÐÔÓ¦±ä¹æÄ£ÄÚÀο¿Ó¦±äˮƽ£¬ÒÀ´ÎÊ©¼Ó25Hz¡¢20Hz¡¢10HzºÍ5HzµÄÒ»Á¬ÕýÏÒ²¨ºÉÔØ¡£

ѹ¼ôÊÜÁ¦Ä£Ê½ÏµÄÔ²ÖùÌåÊÔ¼þµ¥ÖáѹËõ¶¯Ì¬Ä£Á¿ÉèÖÃ10¡æ¡¢15¡æ¡¢20¡æ¡¢30¡æºÍ40¡æ¹²5¸öζÈ£¬ÓɵÍÎÂÏò¸ßÎϹ½ÁξÙÐÐÊÔÑ飬ÿ¸öζÈÒÀ´ÎÊ©¼Ó25Hz¡¢20Hz¡¢10HzºÍ5HzµÄÆ«ÒÆÕýÏÒ²¨ÖáÏòѹӦÁ¦£¬²âÊÔÔ²ÖùÌåÊÔ¼þÁ¤Çà»ìÏýÁϵĶ¯Ì¬Ä£Á¿¡£


ÊÔ¼þÀàÐͶÔÁ¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿ºÍÏàλ½ÇµÄÓ°ÏìÆÊÎö

ÌÝÐÎÁºÁ½µãÍäÀ­¶¯Ì¬Ä£Á¿

½ÓÄÉ·¨±ê¾¢¶ÈÄ£Á¿²âÊÔÒªÁ죬SMA-m13Á¤Çà»ìÏýÁÏÁ½µãÍäÀ­¶¯Ì¬Ä£Á¿ÊÔÑéЧ¹û¼ûͼ4£¬Ïàλ½ÇЧ¹û¼ûͼ5¡£

ÊÔ¼þÀàÐͺͼÓÔØģʽ¶ÔÁ¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿µÄÓ°ÏìÑо¿

(1)ÓÉͼ4(a)¿ÉÒÔ¿´³ö£¬ÔÚ²î±ðºÉÔØƵÂÊÏÂÁ½µãÍäÀ­¶¯Ì¬Ä£Á¿ËæζÈÉý¸ß¶ø¼õС¡£µ±Î¶ȵÍÓÚ20¡æʱ£¬Á½µãÍäÀ­¶¯Ì¬Ä£Á¿ËæζȵĽµµÍ¶øzeng´ó£¬»ù±¾³ÊÏßÐÔ¹Øϵת±ä£»µ±Î¶ȸßÓÚ20¡æʱ£¬Ä£Á¿ËæζÈÉý¸ß¶ø»ºÂý¼õС¡£ÔÚ¸ßÎÂÇéÐÎÌõ¼þÏ£¬×÷Ϊ½º½áÁϵÄÁ¤ÇེÄà»òÂêÌãÖ¬µÄ¾¢¶ÈÏÔÖø½µµÍ£¬Êܵ½ºÉÔØÓ¦Á¦×÷ÓÃʱ£¬»ìÏýÁϵÄð¤ÖÍÐÔ͹ÏÔ£¬»Øµ¯ÄÜÁ¦Ï÷Èõ£¬ÌåÏÖΪ¶¯Ì¬Ä£Á¿µÄ½µµÍ¡£

µ±ºÉÔØƵÂʽϵÍʱ£¬»ìÏýÁ϶¯Ì¬Ä£Á¿Öµ²î±ð½Ï´ó£¬¶øÔڽϸߺÉÔØƵÂÊ(Èç20HzºÍ25Hz)ʱÆäÄ£Á¿½ÏΪ¿¿½ü£¬ÕâÖ÷ÒªÊÇÓÉÓÚËæןÉÔØƵÂʵÄÔöÌí£¬ºÉÔØ×÷ÓÃʱ¼äïÔÌ­£¬Æ¾Ö¤Ê±¼ä¡ªÎ¶ÈÖû»Ô­Àí£¬Á¤Çà»ìÏýÁϵÄð¤ÐÔÏ÷Èõ¡¢µ¯ÐÔÔöÇ¿£¬ÕâÒ²ÊÇ𤵯ÐÔ×ÓÁÏzuiÏÔÖøµÄÌØÕ÷Ö®Ò»£¬ÔÚ¸ßƵºÉÔØ×÷ÓÃÏ£¬Á¤Çà»ìÏýÁϸü¶àÌåÏÖ³öÆäÏßµ¯ÐÔµÄÒ»Ãæ¡£

ÓÉͼ4(b)¿ÉÒÔ¿´³ö£¬ÔÚ²î±ðζÈÏ£¬ËæºÉÔØƵÂʵÄÔöÌí»ìÏýÁÏÄ£Á¿Ò²ËæÖ®³ÊÏßÐÔÔöÌí£¬ÔÚÖеÍÎÂÇéÐÎÖÐÌåÏÖzuiΪÏÔ×Å¡£ÔÚ¸ßÎÂÇéÐÎÖÐËæºÉÔØƵÂʵÄÔöÌí£¬Ä£Á¿ÔöÌíµÄËÙÂʼõ»º£¬ÇÒÄ£Á¿ÖµÒ²Ïà¶Ô½ÏµÍ£¬ÕâÒÀȻ˵Ã÷ÔÚ¸ßÎÂÇéÐÎÖлìÏýÁÏð¤ÖÍÐÔÌØÕ÷Õ¼ÓÐÖ÷µ¼Ö°Î»¡£


?(2)Ïàλ½Ç·´Ó¦Á¤Çà»ìÏýÁÏÔÚºÉÔØÓ¦Á¦×÷ÓÃÏÂÒ»¸öÖÜÆÚÄÚÓ¦±äÖͺóÓÚÓ¦Á¦µÄÏàλ²î[21]£¬Ëü´Óð¤ÐԽǶȱíÕ÷ÁË»ìÏýÁÏÔÚºÉÔØ×÷ÓÃ϶Կ¹±äÐεÄÄÜÁ¦[22]¡£ÓÉͼ5¿ÉÒÔ¿´³ö£¬ÔÚ²î±ðºÉÔØƵÂÊÏ£¬ÌÝÐÎÁºÊÔ¼þÏàλ½Ç¾ùËæζÈÉý¸ß¶øzeng´ó£¬µ«¸ßƵºÍµÍƵºÉÔØ×÷ÓÃʱÏàλ½ÇËæζȵÄת±ä²î±ð£¬ÔÚ¸ßƵºÉÔØ×÷ÓÃÏÂÏàλ½ÇËæζÈÔöÌí³ÊÖ¸ÊýÔöÌí£¬¶øµÍƵºÉÔØ×÷ÓÃʱ£¬ËæζÈÔöÌíÏàλ½Ç»ºÂýÔöÌí£¬ÇÒÔڽϸßζÈʱ£¬Ïàλ½Ç·´¶ø¼õС£¬ËµÃ÷ÔÚ½ÏСµÄºÉÔØƵÂÊ»ò½Ï¸ßζÈÇéÐÎÏ£¬Á¤Çà»ìÏýÁϵÄð¤ÐÔÐÔ×ÓÔöÌí£¬ð¤ËÜÐÔÌØÕ÷Ô½·¢ÏÔ×Å¡£

ÊÔ¼þÀàÐͺͼÓÔØģʽ¶ÔÁ¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿µÄÓ°ÏìÑо¿

Ô²ÖùÌåÊÔ¼þÁ¤Çà»ìÏýÁϵ¥ÖáѹËõ¶¯Ì¬Ä£Á¿

¶ÔÔ²ÖùÌåÁ¤Çà»ìÏýÁÏÊÔ¼þ£¬Æ¾Ö¤µ¥ÖáѹËõ¶¯Ì¬Ä£Á¿ÊÔÑéÒªÁìºÍÉÏÊöÊÔÑé¼Æ»®£¬¶ÔD100±ê×¼³ß´çÊÔ¼þ¾ÙÐÐѹ¼ôģʽϵĵ¥ÖáѹËõ¶¯Ì¬Ä£Á¿ÊÔÑ飬ÊÔÑéЧ¹û¼ûͼ6ºÍͼ7¡£

ÊÔ¼þÀàÐͺͼÓÔØģʽ¶ÔÁ¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿µÄÓ°ÏìÑо¿??ÊÔ¼þÀàÐͺͼÓÔØģʽ¶ÔÁ¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿µÄÓ°ÏìÑо¿


ÓÉͼ6ºÍͼ7¿ÉÒÔ¿´³ö£¬Ô²ÖùÌåÊÔ¼þѹËõ¶¯Ì¬Ä£Á¿Ëæζȼ°ºÉÔØƵÂʵÄת±äÓëÁ½µãÍäÀ­¶¯Ì¬Ä£Á¿»ù±¾Ò»Ö£¬µ«ÔÚ²î±ðºÉÔØƵÂÊÏ£¬Ïàλ½ÇËæζȵÄת±ä¼ÍÂÉÓëÁ½µãÍäÇúÊÔÑé²î±ð¡£ÎÞÂÛÊǵÍƵºÉÔØ×÷ÓÃÕվɸßƵºÉÔØ×÷Óã¬Ëæ×ÅζȵÄÉý¸ß£¬Ïàλ½Ç¾ùÖð½¥zeng´ó£¬ÇÒÔöÌíµÄËÙÂÊÔ½À´Ô½Ð¡£¬ÔÚ¸ßÎÂÇéÐÎÖУ¬ºÉÔØƵÂʶÔÏàλ½ÇµÄÓ°ÏìºÜС£¬Ïàλ½Ç¼´Ó¦±äÖͺóÓÚÓ¦Á¦µÄÏàλ²î¸ü¶àÊÜÁ¤Çེ½áÁÏð¤ÖÍ×÷ÓõÄÓ°Ïì¡£


¼ÓÔØģʽ¶ÔÁ¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿ºÍÏàλ½ÇµÄÓ°ÏìÆÊÎö

¼ÓÔØģʽ¶ÔÁ¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿µÄÓ°Ïì

ΪÁ˽øÒ»²½ÆÊÎö¼ÓÔØģʽ¶ÔÁ¤Çà»ìÏýÁÏÊÔ¼þ¶¯Ì¬Ä£Á¿µÄÓ°Ï죬»®·ÖÔÚ25HzºÉÔØƵÂʺÍ20¡æÇéÐÎÏ£¬ÆÊÎöÍäÀ­ÊÜÁ¦Ä£Ê½ÏÂÌÝÐÎÁºÍäÀ­¶¯Ì¬Ä£Á¿ºÍѹ¼ôÊÜÁ¦Ä£Ê½ÏÂÔ²ÖùÌåÊÔ¼þµ¥ÖáѹËõ¶¯Ì¬Ä£Á¿µÄת±ä£¬±ÈÕÕÆÊÎöЧ¹û¼ûͼ8¡£

ÊÔ¼þÀàÐͺͼÓÔØģʽ¶ÔÁ¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿µÄÓ°ÏìÑо¿

ÓÉͼ8(a)¿ÉÖª£¬ÔÚ25HzºÉÔØƵÂÊÏ£¬ÌÝÐÎÁººÍÔ²ÖùÌåÊÔ¼þ¶¯Ì¬Ä£Á¿ËæζÈת±äÇ÷ÊÆ»ù±¾Ò»Ö£¬¿ÉÊÇÄ£Á¿Öµ²î±ð£¬ÓÈÆ䵱ζȵÍÓÚ25¡æʱ£¬Á½µãÍäÇúÊÔÑé²âµÃµÄÌÝÐÎÁºÍäÀ­¶¯Ì¬Ä£Á¿½ÏÔ²ÖùÌåÊÔ¼þµÄѹËõ¶¯Ì¬Ä£Á¿Ð¡8.1%~10.4%£¬¿É¼û¼ÓÔØģʽ¶ÔÁ¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿µÄÓ°Ïì½Ï´ó£¬¾ÙÐзÃæ½á¹¹ÆÊÎöʱÐëƾ֤ÏÖʵÊÜÁ¦×´Ì¬Ñ¡ÔñºÏÊʵĶ¯Ì¬Ä£Á¿²âÊÔÒªÁì¡£ÓÉͼ8(b)¿ÉÒÔ¿´³ö£¬ÔÚ20¡æÇéÐÎÏ£¬ÌÝÐÎÁººÍÔ²ÖùÌåÊÔ¼þÄ£Á¿ËæºÉÔØƵÂʵÄת±äÇ÷ÊÆÒ²»ù±¾Ò»Ö£¬Á½µãÍäÀ­¶¯Ì¬Ä£Á¿½Ïµ¥ÖáѹËõ¶¯Ì¬Ä£Á¿Ð¡10.4%~12.9%¡£


¼ÓÔØģʽ¶ÔÁ¤Çà»ìÏýÁÏÏàλ½ÇµÄÓ°Ïì

ΪÆÊÎöºÉÔØƵÂʺÍζȶÔÍäÀ­ºÍѹ¼ôÁ½ÖÖÊÜÁ¦Ä£Ê½ÏÂÌÝÐÎÁººÍÔ²ÖùÌåÊÔ¼þÏàλ½ÇµÄÓ°Ï죬ÆÊÎöͳ¼ÆÁËÔڽϸߺͽϵͺÉÔØƵÂÊ¡¢ÖеÍÎÂ˳½Ï¸ßζÈÌõ¼þÏ£¬ÌÝÐÎÁººÍÔ²ÖùÌåÊÔ¼þÏàλ½ÇµÄת±ä¡£Ïàλ½ÇËæÓ°ÏìÒòËصÄÊÔÑéÊý¾Ýͳ¼ÆЧ¹û»®·Ö¼ûͼ9ºÍͼ10¡£

ÊÔ¼þÀàÐͺͼÓÔØģʽ¶ÔÁ¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿µÄÓ°ÏìÑо¿??ÊÔ¼þÀàÐͺͼÓÔØģʽ¶ÔÁ¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿µÄÓ°ÏìÑо¿


(1)ÓÉͼ9(a)¿ÉÒÔ¿´³ö£¬ÌÝÐÎÁººÍÔ²ÖùÌåÊÔ¼þÊܸßƵ(25Hz)ºÉÔØ×÷ÓÃʱ£¬µ±Î¶ȽéÓÚ10~20¡æʱÏàλ½Ç»ù±¾Ò»Ö£¬µ«Ëæ×ÅζȵÄÉý¸ß£¬Ô²ÖùÌåÊÔ¼þÏàλ½Ç»ù±¾³ÊÏßÐÔ»ºÂýÔöÌí£¬¶øÌÝÐÎÁºÁ½µãÍäÇúÊÔÑéÏàλ½Ç³ÊÖ¸Êýº¯ÊýÔöÌí£¬ÕâÊÇÓÉÓÚÔ²ÖùÌåÊÔ¼þ¶¥²¿ÔâÊÜѹ¼ôÁ¦×÷Óã¬Ñ¹¼ô״̬ÏÂÊÔ¼þÊÜ¿óÁϹǼܵÄǶ¼·×÷ÓÃÓ°Ï죬ӦÁ¦µÄת´ï»ù±¾³ÊÏßÐÔÀ©É¢£»¶øÁ½µãÍäÇúÊÔÑéʱÌÝÐÎÁº´¦ÓÚÍäÀ­×´Ì¬£¬´ËʱÁ¤Çེ½áÁϵÄ×÷ÓÃÒòËظü´ó£¬ÒÔÊÇËæζÈÉý¸ß£¬Ïàλ½Ç¼±ËÙÔöÌí¡£

¶øÔڽϵͺÉÔØƵÂÊ(5Hz)×÷ÓÃʱ£¬¼ûͼ9(b)£¬ÌÝÐÎÁººÍÔ²ÖùÌåÊÔ¼þµÄÏàλ½Ç¾ùËæζȵÄÉý¸ß¶ø½Ï»ºÂýÔöÌí£¬µ±Î¶ȵÍÓÚ20¡æʱ£¬Á½µãÍäÇúÊÔÑé»ñµÃµÄÏàλ½ÇÂÔСÓÚµ¯ÐÔѹËõÊÔÑé»ñµÃµÄÏàλ½Ç£¬µ«µ±Î¶ȼÌÐøÉý¸ßʱ£¬Á½µãÍäÇúÊÔÑé»ñµÃµÄÏàλ½ÇÖð½¥´óÓÚµ¯ÐÔѹËõÊÔÑé»ñµÃµÄÏàλ½Ç£¬ËµÃ÷ÔڽϵͺÉÔØƵÂʺͽϸßζÈʱ£¬Ï൱ÓÚºÉÔØ×÷ÓÃʱ¼ä±ä³¤£¬»ìÏýÁϵÄð¤ÖÍÐÔÌØÕ÷ÌåÏÖ¸üÏÔ×Å¡£


(2)ÓÉͼ10¿ÉÒÔ¿´³ö£¬ÔÚ20¡æʱÌÝÐÎÁººÍÔ²ÖùÌåÊÔ¼þÏàλ½Ç¾ùËæƵÂʵÄÔöÌí¶ø¼õС£¬Ô²ÖùÌåÊÔ¼þ³ÊÏßÐÔϽµÇ÷ÊÆ£¬¶øÌÝÐÎÁºÏ½µÇ÷ÊÆÖð½¥¼õ»º£¬ËµÃ÷ÌÝÐÎÁºÊÔ¼þÔâÊÜÍäÀ­×÷ÓÃʱ£¬ºÉÔصÄת´ïͬʱÊܽº½áÁϺͻìÏýÁÏ¿óÁϹǼܵÄÓ°Ï죬»ìÏýÁÏÌåÏÖ³ö²¿·Ö·ÇÏßÐÔÓ¦±äÒÀÀµÌØÕ÷¡£µ±ÌÝÐÎÁººÍÔ²ÖùÌåÊÔ¼þÔÚ40¡æÇéÐÎÖоÙÐж¯Ì¬Ä£Á¿ÊÔÑéʱ£¬ÌÝÐÎÁºÁ½µãÍäÇúÊÔÑéÏàλ½ÇËæºÉÔØƵÂʵÄת±äÓëÔ²ÖùÌ嵯ÐÔѹËõÄ£Á¿ÊÔÑé½ØÈ»²î±ð£¬ËæƵÂÊÔöÌíÌÝÐÎÁºÁ½µãÍäÇúÊÔÑéÏàλ½Ç³ÊÖ¸ÊýÔöÌí£¬¶øÔ²ÖùÌåÊÔ¼þת±ä½ÏС£¬ÕâÊÇÓÉÓÚ¸ßÎÂÇéÐÎÖÐÌÝÐÎÁºÊÔ¼þÔÚÍäÀ­ÊÜÁ¦Ä£Ê½Ï£¬Á¤Çེ½áÁϵÄð¤ÐÔÌØÕ÷Т˳¸ü¶à¡£


½áÓï

(1)ÔÚÍäÀ­ºÍѹ¼ôÊÜÁ¦Ä£Ê½Ï£¬ÌÝÐÎÁººÍÔ²ÖùÌåÊÔ¼þÁ¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿ËæζȺͺÉÔØƵÂʵÄת±ä»ù±¾Ò»Ö£¬ËæζÈÉý¸ßÄ£Á¿¼õС£¬ËæºÉÔØƵÂʵÄÔöÌíÄ£Á¿zeng´ó¡£ÔÚÏàͬÊÔÑéÌõ¼þÏ£¬ÌÝÐÎÁºÁ½µãÍäÇúÊÔÑé²âµÃµÄÍäÀ­¶¯Ì¬Ä£Á¿½ÏÔ²ÖùÌåÊÔ¼þµ¥ÖáѹËõ¶¯Ì¬Ä£Á¿Ð¡10%×óÓÒ¡£

(2)ÔÚÍäÀ­»òѹ¼ôÊÜÁ¦Ä£Ê½Ï£¬ÌÝÐÎÁººÍÔ²ÖùÌåÊÔ¼þÁ¤Çà»ìÏýÁÏÏàλ½ÇËæζȺͺÉÔØƵÂʵÄת±äÓÐËù²î±ð¡£ÔÚÖеÍÎÂÇéÐλò½ÏµÍºÉÔØƵÂÊÏ£¬Á½µãÍäÇú¶¯Ì¬Ä£Á¿ÊÔÑéºÍµ¥ÖáѹËõ¶¯Ì¬Ä£Á¿ÊÔÑéµÄÏàλ½ÇÏà²î½ÏС£»ÔڽϸߺÉÔØƵÂÊ»ò½Ï¸ßζÈʱ£¬Á½µãÍäÇú¶¯Ì¬Ä£Á¿ÊÔÑéºÍµ¥ÖáѹËõ¶¯Ì¬Ä£Á¿ÊÔÑéµÄÏàλ½Ç²î±ðÏÔÖø£¬ÌÝÐÎÁºÁ½µãÍäÇúÊÔÑéÏàλ½ÇËæζȵÄÉý¸ß»òºÉÔØƵÂʵÄÔöÌí³ÊÖ¸Êýzeng´ó£¬¶øÔ²ÖùÌåÊÔ¼þת±ä½ÏС¡£

(3)ѹ¼ô״̬ÏÂÔ²ÖùÌåÁ¤Çà»ìÏýÁÏÊÔ¼þºÉÔØÏìÓ¦ÊÜ¿óÁϹǼܵÄǶ¼·×÷ÓÃÓ°ÏìÏÔÖø£¬ºÉÔØÓ¦Á¦»ù±¾³ÊÏßÐÔת´ï£»ÍäÀ­×´Ì¬ÏÂÌÝÐÎÁº»ìÏýÁÏÊÔ¼þºÉÔØÏìÓ¦ÊÜÁ¤Çེ½áÁϵÄÓ°Ïì¸ü´ó£¬ð¤ÖÍÐÔÌØÕ÷ÏÔÖø¡£



²Î¿¼ÎÄÏ×

[1] Íõ´º,ÀîÅô.º®ÇøÁ¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿Ô¤¹ÀÑо¿[J]¹«Â·,2019,64(6):232-236.

[2] ²ÌÐÇ,Ñî¾ü.Ó¦Á¦¡¢Ó¦±ä¿ØÖÆģʽÏÂÁ¤Çà»ìÏýÁÏÆ£ÀÍËðÉËÄ£×Ó[J].Journal of Southeast University:English Edition,2019,35(1):89-96.

[3] ÖÜά·æ.²î±ðÊÜÁ¦Ä£Ê½ÏÂÁ¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿Ó¦±äÒÀÀµÌØÕ÷Ñо¿[J].ÖØÇ콻ͨ´óѧѧ±¨:×ÔÈ»¿Æѧ°æ2019,38(9):57-62.

[4] Gianluca Cerni, Edoardo Bocci, Fabrizio Cardone. Correlation Between Asphalt Mixture Stiffness Determined Through Static and Dynamic Indirect TensileTests[J]. Arabian Journal for Science and Engineering,2017£¬42(3):1295-1303.

[5] ÕŽðϲ,½ª·²,Íõ³¬µÈ.ÊÒÄÚÍâÀÏ»¯Á¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿ÆÀ¼Û[]].ÐÞ½¨ÖÊÁÏѧ±¨,2017,20(6):937-942.

[6] ÀîºÆÌì,ÍõÇì¿­,Âí»ª±¦.ºÓ±±Ê¡µä·¶Á¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿²î±ðʹÓÃˮƽϵÄÈ¡ÖµÆÊÎö[J].ÖÐÍ⹫·2018,38(2):281-285.

[7] ÑîСÁú,Öа®ÇÙ,¹ùÒú´¨µÈ.Á¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿Ô¤¹ÀÄ£×ÓÑо¿Ï£Íû[J].ÖÊÁϵ¼±¨,2018,32(13):2230-2240.

[8]²Üµ¤µ¤,ÕÔÑÓÇì,¿×ïʢµÈ.¸ÕÐÔϲãÁ¤Çà·Ãæ²ÎÊý¶¯Ì¬·´ÑÝ[J].Öйú¹«Â·Ñ§±¨,2018,31(8):66-73.

[9]ÕÅ»³Ö¾,Èο¡´ï,¼ÍÂ×µÈ.Á¤Çà·Ãæ½á¹¹×ã³ßÁ¦Ñ§ÏìӦʵ²âÓë·ÂÕæ[J].¹þ¶û±õ¹¤Òµ´óѧѧ±¨,2016,48(9):41-48.

[10] ASTM D3497-79 Standard Test Method for Dynamic Modulus of Asphalt Mixtures[S].

[11] EN 12697-26-2003 Bituminous Mixtures-Test Methods for Hot Mix Asphalt Stiffness[s].

[12] AASHTO TP31 Standard Method of Test for Resilient Modulus of Bituminous Mixtures by Indirect Tension[s].

[13]·¨¹ú RST¡°Á¤Çà»ìÏýÁϵÄÉè¼ÆÊÂÇé×顱.·¨¹úÁ¤Çà»ìÏýÁÏÉè¼ÆÖ¸ÄÏ[M].¡°Öз¨ÃÀÁ¤Çà·ÃæÊÖÒÕ½ÏÁ¿Ñо¿ÏîÄ¿×飬2010.

[14] Alexandra Ossa, Alberto Gaxiola. Effect of water on the triaxial behavior under dynamic loading of asphalt concrete used in impervious barriers[J], Construetion and Building Materials,2019,208.

[15] Anochie-Boateng,Joseph, Tutumluer, Erol, Car-penter Samuel H,Case Study:Dynamic Modulus Characterization of Naturally Occurring Bituminous Sands for Sustainable Pavement Applications[J]. International Journal of Pavement Research and Technology,2010.3(6):286.

[16] AASHTO Designation TP8-94 Standard Test Method for Determining the Fatigue Life of Compacted Hot Mix Asphalt Subjected to Repeated Flexural Bending[S].

[17] »ÆÓÅ,Áõ³¯êÍ,ÍõÐñ¶«µÈ.Á¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿ÌÝÐÎÁºÓëSPTÊÔÑé½ÏÁ¿Ñо¿[J].ÖÐÄÏ´óѧѧ±¨:×ÔÈ»¿Æѧ°æ,2017,48(11):3092-3099.

[18] ÐÜ×Ó¼Ñ,ºé½õÏé,³Ì½ðÁº.»ùÓÚ¼ä½ÓÀ­ÉìÊÔÑéģʽµÄ²î±ðÁ¤Çà»ìÏýÁϵÍλص¯Ä£Á¿Ñо¿[J].´óÁ¬½»Í¨´óѧѧ±¨,2018,39(5):57-61.

[19] ÖÜè÷ºÀ,Áõ³¯êÍ,ÍõÐñ¶«µÈ.Ïð½ºÁ¤Çà»ìÏýÁϵĶ¯Ì¬ÍäÀ­Ä£Á¿Ñо¿[J].¹«Â·½»Í¨¿Æ¼¼,2019,36(1):16-21+54.

[20]Áõʤ,Áõ¾¸Óî.²âÊÔÒªÁì¶ÔÁ¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿È¡ÖµµÄÓ°Ïì[J].ÖÐÍ⹫·,2019,39(4):269-273.

[21] ³Â»Ô,ÂÞÈØ,Áõº­ÆæµÈ.»ùÓÚ¹ãÒåÎ÷¸ñĦµÂÄ£×ÓÑо¿Á¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿ºÍÏàλ½ÇÖ÷ÇúÏߣ¬Î人Àí¹¤´óѧѧ±¨:½»Í¨¿ÆѧÓ빤³Ì°æ,2017£¬41(1):141-1 45.

[22] ÕÅÙ»,·¶ÕÜÕÜ,ÕÅÉÐÁúµÈ.Á¤Çà»ìÏýÁÏÏàλ½ÇÔ¤¹ÀÄ£×Ó[J].³¤°²´óѧѧ±¨:×ÔÈ»¿Æѧ°æ,2018,38(2):19-25.

È«ÎÄÍê Ðû²¼ÓÚ¡¶¹«Â·¡·2021Äê7ÔÂ??ÎÄÕÂתÔØÓÚ¡°Á¤Çà·Ã桱¹«ÖÚºÅ

ÎÒ˾²¿·ÖÎÄÕÂȪԴÓÚÍøÂ磬δÄÜÓëÔ­×÷ÕßÈ¡µÃÁªÏµ£¬ÈçÉæ¼°°æȨÎÊÌâÇëÓëÎÒÃÇÁªÏµ£¬ÎÒÃÇ»áʵʱ´¦Öóͷ£




ÊÔ¼þÀàÐͺͼÓÔØģʽ¶ÔÁ¤Çà»ìÏýÁ϶¯Ì¬Ä£Á¿µÄÓ°ÏìÑо¿

Òâ´óÀûmatest-Pavetest Á¤Çà»ìÏýÁÏÐÔÄÜÊÔÑéÒÇAMPTÊÇÒ»Ì×ҺѹËÅ·þ¿ØÖÆÊÔÑéϵͳ£¬×¨ÎªÖ´ÐÐ NCHRP ÏîÄ¿ 9-19 ºÍ 9-29 µÄÈý¸öÁ¤Çà»ìÏýÁÏÊÔÑé¶øÉè¼ÆÖÆÔìµÄ£¬Èý¸öÊÔÑé»®·ÖÊǶ¯Ì¬Ä£Á¿¡¢Á÷¶¯´ÎÊýºÍÁ÷¶¯Ê±¼äÊÔÑé¡£


Á¤Çà»ìÏýÁÏÐÔÄÜÊÔÑéÒÇAMPTÒ²ÊÇ AASHTO TP79-09 ¹æ·¶ÖÐÐÎòµÄʹÓÃÁ¤Çà»ìÏýÁÏÐÔÄÜÊÔÑéÒÇ£¨AMPT£©È·¶¨ÈÈ°èÁ¤Çà»ìÏýÁÏ£¨HMA£©¶¯Ì¬Ä£Á¿ºÍÁ÷¶¯´ÎÊý±ê×¼²âÊÔÒªÁìËùÒªÇóµÄ×°±¸¡£Í¬Ê±£¬Ò²¿ÉÒÔÖ´ÐÐ AASHTO TP107-17 ʹÓà AMPT ¾ÙÐÐÒ»Á¬À­ÉìÆ£ÀͲⶨÁ¤Çà»ìÏýÁϵÄËðÉËÌØÕ÷ÇúÏߺÍÆÆËð±ê×¼µÄÊÔÑéÒªÁì¡£


±ðµÄ£¬Òâ´óÀûmatest-Pavetest AMPT»¹¿ÉÒÔ¾ÙÐÐÁ¤Çà»ìÏýÁϵÄÖ±½ÓÀ­ÉìÆ£ÀÍ¡¢¼ä½ÓÀ­Éì¡¢¶¯Ì¬Ä£Á¿¡¢µÝÔöµÄÖظ´¼ÓÔØÓÀÊÀ±äÐΡ¢°ëÔ²ÍäÇúºÍÃæ²ã·´ÉäÁѺ۵ÈÊÔÑé¡£Òâ´óÀûmatest-Pavetest AMPT ÉèÖÃÐÔÄÜÓÅÒìµÄCDAS/CDAS2Êý×Öʽ¿ØÖÆÆ÷£¬TestLabÈí¼þºÍËùÓÐÅä¼þ£¬ÊµÏÖÓ²¼þºÍÈí¼þµÄͳһ¡£


²úÆ·Ìصã

¨…½ô´Õ£¬×Ô³ÉÒ»ÌåµÄÊÔÑé×°±¸

¨…°ëµ¼Ì壨TE£©¼ÓÈÈ / ÖÆÀ䣬Ïà¶Ô»úеʽ¼ÓÈÈÖÆÀäÔ½·¢¿É¿¿»·±£

¨…¿ÉѡװˮÀä°ëµ¼ÌåÖÆÀ䵥λ£¬Ð§ÂÊÔ½·¢¸ß

¨…ÄÚÖÃ×ÔÓÉоµÄ´ÅÁ¦ÊÔ¼þÍâòλÒÆ´«¸ÐÆ÷£¬Ò²¿ÉÑ¡ Epsilon ÒýÉì¼Æ

¨…´«¸ÐÆ÷Àο¿¶Ë×ÓÕ³½Ó¹¤¾ß£¬Öª×㶯̬ģÁ¿ºÍÖ±½ÓÀ­ÉìÊÔÑéµÄͬʱ£¬»¹¿ÉΪ S-VECD ÊÔÑéÕ³½ÓÉÏÏÂÕ³½ÓÀ­°å

¨…±äƵ¿ØÖÆҺѹµ¥Î»£¬È·±£Çå¾²µÄ²Ù×÷ÇéÐÎ

¨…ÄÚÖþ²Òô¿Õѹ»ú¼°¿ÕÆø¾»»¯×±Öã¬ÎÞÐèÁíÍâÅ䱸ѹËõ¿ÕÆø£¬¶¯Ì¬Ä£Á¿Ð£Ñé×°ÖÃ



Ïàʶ¸ü¶à²úÆ·ÐÅÏ¢£¬»ñÈ¡²úÆ·×ÊÁÏ£¬½Ó´ý´¹Ñ¯TIPTOPÀÖ»¢¹ú¼Ê

ЧÀÍÈÈÏß | 400-633-0508? ? ÓÊÏ䣺tiptop@tiptoptest.com

·ÖÏí£º