闀紜摤鍘傚璁茶В紜川娑傞晙灞傜晫闈㈢粨鍚堝己搴︾殑嫻嬭瘯鏂規硶
鏉ユ簮錛?a href='http://www.yzbtj.com/news/744.html'>http://www.yzbtj.com/news/744.html 鍙戝竷鏃墮棿 : 2023-01-10
闀紜摤鍘傚浠嬬粛鍒板鑰愮(紜秱灞傜晫闈㈢粨鍚堝己搴︽祴璇曟柟娉曠殑瑕佹眰鏄?綆鍗曘佸揩閫熷彲闈狅紝緇撴灉鏄撲簬瑙i噴銆傛澶栵紝榪欑嫻嬭瘯鏂規硶寤鴻搴旇兘澶熷湪瀹為檯宸ュ叿鍜屾満鍣ㄩ浂浠朵笂瀹炵幇錛岃屼笉闇瑕佷笓闂ㄧ殑璇曟牱銆?br />
嫻嬮噺鍙婃潗鏂欏崗浼?ASTM(D907-70)鎶婄粨鍚堝姏瀹氫箟涓?涓や釜琛ㄩ潰閫氳繃鐣岄潰鍔涜繛鎺ヨ搗鏉ョ殑鐘舵侊紝璇ョ晫闈㈠姏鏃㈠彲浠ユ槸浠烽敭鍔涳紝鍙堝彲浠ユ槸浜掗攣鍔涳紝鎴栦袱鑰呭吋鏈変箣銆?br />
闀紜摤鍘傚浠嬬粛鍒板疄楠屼腑錛屽彲鐢ㄤ袱縐嶄笉鍚岀殑閫斿緞鍘繪祴閲忔秱灞傜殑闄勭潃鎯呭喌銆?br />
(1)浠ュ姏鐨勫艦寮忥紝鎶婅杽鑶滀粠鍩轟綋鍒嗙鎵闇鐨勫崟浣嶉潰縐渶澶х殑鍔涚О涓烘秱灞傜粨鍚堝姏錛?br />
(2)浠ヨ兘閲忔垨鍔熺殑褰㈠紡錛屾妸钖勮啘涓庡熀浣撳垎紱誨紑鏉ユ墍浣滅殑鍔熺О涓洪檮鐫鍔熴?br />
鍋囪娑傚眰鍜屽熀浣撳湪鐣岄潰澶勬槸涓嶈繛緇嵆紿佸彉鐨勶紝鍒欐湁錛?br />
WAB=YA+ YB-YAB
WAB鏄檮鐫鍔燂紝YA鍜孻B鍒嗗埆鏄疉鍜孊鐨勮〃闈㈣嚜鐢辮兘錛孻AB鏄疉鍜孊鐨勭晫闈㈣兘銆傞檮鐫鍔汧AB涓庨檮鐫鍔焀AB鐨勫叧緋繪槸:
WAB=/FAB(X)dx
涓嶈繃錛岀敤姝ゅ紡蹇呴』鍏堝亣瀹欶AB闅忓垎紱昏窛紱籜鐨勫彉鍖栧叧緋伙紝鑰寈閫氬父鍙湁鍒嗗瓙灝哄鐨勫ぇ灝忋傚鏋滐紝鍒嗙鍙戠敓鍦ˋ B鐣岄潰錛屽垯縐頒箣涓洪檮鐫澶辨晥(adhesivefailure)錛屽鏋滃垎紱誨彂鐢熷湪A鎴朆鍐呭垯縐頒箣涓哄唴鑱氬け鏁?cohesive failure)銆?br /> 闀紜摤鍘傚浠嬬粛鍒板彲浠ユ妸鐜版湁鐨勭粨鍚堝姏嫻嬭瘯鏂規硶鍒嗕負鍔涘鏂規硶鍜岄潪鍔涘鏂規硶銆傚湪鍔涘鏂規硶涓紝涓鑸湪娑傚眰涓鍩轟綋浣撶郴涓柦鍔犱竴涓姏錛岃鍔涘彲浠ョ洿鎺ュ鉤琛屾垨鍨傜洿鏂藉姞浜庣晫闈?鎷変幾鍜屽壀鍒囪瘯楠屽氨鍒嗗睘榪欎袱縐嶆儏鍐?錛屼篃鍙互璞″帇鐥曡瘯楠屾垨嬋鍏夊垎紱昏瘯楠岄偅鏍烽棿鎺ュ湴寮曞叆鍒板熀浣撳拰娑傚眰浣撶郴涓幓銆備竴鑸姏瀛︽柟娉曟湁鍘嬬棔娉曘佸垝鐥曟硶銆佹媺浼告硶銆佸集鏇叉硶銆佹縺鍏夋硶鍜屽洓鐐瑰集鏇叉硶絳夛紝鐩墠寮鍙戝嚭鏉ョ殑緇撳悎鍔涙祴璇曟柟娉曟湁20浣欑銆?br />
鐩稿叧鏂伴椈
鐩稿叧浜у搧
婀栧寳鐢甸晙鍏徃
姝︽眽闀紜摤鍘傚