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鍖呰琛屼笟涓撶敤浠櫒
鐢靛瓙娴嬮噺浠櫒
浜у搧鍚嶇О锛欬strong>浠嬬數甯告暟娴嬭瘯浠?/strong>
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浜у搧璐ф湡锛?-3涓伐浣滄棩
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1.浠嬬數甯告暟娴嬭瘯浠?/strong>鑼冨洿
1.1 鏈瘯楠屾柟娉曞寘鍚綋鎵€鐢ㄦ爣鍑嗕负闆嗘垚闃绘姉鏃讹紝瀹炲績鐢电粷缂樻潗鏂欐牱鏈殑鐩稿鐢靛鐜囷紝鑰楁暎鍥犲瓙锛屾崯鑰楁寚鏁帮紝鍔熺巼鍥犲瓙锛岀浉浣嶈鍜屾崯鑰楄鐨勬祴瀹氥€傚垪鍑虹殑棰戠巼鑼冨洿浠庡皬浜?Hz鍒板嚑鐧惧厗璧吂銆侟/span>
娉?锛氬湪鏅亶鐨勭敤娉曪紝鈥滅浉瀵光€濅竴璇嶇粡甯告槸鎸囦笅闄嶅€笺€侟/span>
1.2 杩欎簺璇曢獙鏂规硶鎻愪緵浜嗗悇绉嶇數鏋侊紝瑁呯疆鍜屾祴閲忔妧鏈殑閫氱敤淇℃伅銆傝鑰呭瀵规煇涓€鐗瑰畾鏉愭枡鐩稿叧鐨勮棰樻劅鍏磋叮鐨勮瘽锛屽繀椤绘煡闃匒STM鏍囧噯鎴栫洿鎺ラ€傜敤浜庤娴嬭瘯鏉愭枡鐨勫叾瀹冩枃浠躲€侟sup>2锛?
1.3銆€銆€鏈爣鍑嗗苟娌℃湁瀹屽叏鍒椾妇鎵€鏈夌殑瀹夊叏澹版槑锛屽鏋滄湁蹇呰锛屾牴鎹疄闄呬娇鐢ㄦ儏鍐佃繘琛屾枱閰屻€備娇鐢ㄦ湰瑙勮寖鍓嶏紝浣跨敤鑰呮湁璐d换鍒跺畾绗﹀悎瀹夊叏鍜屽仴搴疯姹傜殑鏉′緥鍜岃鑼冿紝骞舵槑纭瑙勮寖鐨勪娇鐢ㄨ寖鍥淬€傜壒娈婂嵄闄╄鏄庤7.2.6.1鍜?0.2.1銆侟/span>
1銆€鏈鑼冨綊灞炰簬鐢靛鍜岀數瀛愮粷缂樻潗鏂橝STM D09濮斿憳浼氱杈栵紝骞剁敱鐢靛璇曢獙D09.12闄勫睘濮斿憳鍒嗕細鐩存帴绠$悊銆侟/span>
褰撳墠鐗堟湰鏍稿噯浜?011骞?鏈?鏃ャ€?011骞?鏈堝彂琛屻€傚師鐗堟湰鍦?922骞存壒鍑嗐€傚墠涓€杈冩柊鐗堟湰浜?004骞存壒鍑嗭紝鍗充负銆€D150-98R04銆侱OI锛?0.1520/D0150-11銆侟/span>
2銆€R. Bartnikas锛 绗?绔狅紝 鈥滀氦娴佺數鎹熻€楀拰鐢靛鐜囨祴閲忥紝鈥 宸ョ▼鐢典粙璐紝 Vol. IIB锛 瀹炲績缁濈紭鏉愭枡鐨勭數瀛︽€ц兘锛 娴嬮噺鎶€鏈紝 R. Bartnikas锛 Editor锛 STP 926锛孉STM锛 Philadelphia锛 1987.
3銆€R. Bartnikas锛 绗?绔狅紝 鈥滃浐浣撶數浠嬭川鎹熻€楋紝鈥 宸ョ▼鐢典粙璐紝Vol IIA锛 瀹炲績缁濈紭鏉愭枡鐨勭數瀛︽€ц兘: 鍒嗗瓙缁撴瀯鍜岀數瀛﹁涓猴紝 R. Bartnikas and R. M. Eichorn锛 Editors锛 STP 783锛 ASTM锛 Philadelphia锛 1983.
2.浠嬬數甯告暟娴嬭瘯浠?/strong>寮曠敤鏂囦欢2.1 ASTM鏍囧噯锛欬sup>4
D374 銆€銆€銆€銆€鍥轰綋鐢电粷缂樻潗鏂欏帤搴︾殑鏍囧噯璇曢獙鏂规硶
D618 銆€銆€銆€銆€璇曢獙鐢ㄥ鏂欒皟鑺傝绋婞/span>
D1082 銆€銆€銆€浜戞瘝鑰楁暎鍥犲瓙鍜岀數瀹圭巼锛堜粙鐢靛父鏁帮級璇曢獙鏂规硶
D1531 銆€銆€銆€鐢ㄦ恫浣撲綅绉绘硶娴嬪畾鐩稿鐢靛鐜囷紙浠嬬數甯告暟锛変笌鑰楁暎鍥犲瓙鐨勮瘯楠屾柟娉旤/span>
D1711 銆€銆€銆€鐢电粷缂樼浉鍏虫湳璇?/span>
D5032 銆€銆€銆€鐢ㄩケ鍜岀敇娌规憾娑叉柟寮忕淮鎸佹亽瀹氱浉瀵规箍搴︾殑瑙勭▼
E104 銆€銆€銆€銆€鐢ㄦ按婧舵恫淇濇寔鐩稿鎭掑畾婀垮害鐨勬爣鍑嗗疄鏂借绋婞/span>
E197 銆€銆€銆€銆€瀹ゆ俯涔嬩笂鍜屼箣涓嬭瘯楠岀敤缃╁3鍜屾湇褰瑰厓浠惰绋嬶紙1981骞村彇娑堬級5
3.浠嬬數甯告暟娴嬭瘯浠?/strong>鏈
3.1 瀹氫箟锛欬/span>
3.1.1 杩欎簺璇曢獙鏂规硶鎵€鐢ㄦ湳璇畾涔変互鍙婄數缁濈紭鏉愭枡鐩稿叧鏈瀹氫箟瑙佹湳璇爣鍑咲1711銆侟/span>
3.2 鏈爣鍑嗕笓鐢ㄦ湳璇畾涔夛細
3.2.1 鐢靛锛孋锛屽悕璇嶁€斺€斿綋瀵间綋涔嬮棿瀛樺湪鐢靛娍宸椂锛屽浣撳拰鐢典粙璐ㄧ郴缁熷厑璁稿偍瀛樼數鍒嗙鐢佃嵎鐨勬€ц兘銆侟/span>
3.2.1.1 璁ㄨ鈥斺€旂數瀹规槸鎸囩數娴佺數閲 q涓庣數浣嶅樊V涔嬮棿鐨勬瘮鍊笺€傜數瀹瑰€兼€绘槸姝e€笺€傚綋鐢甸噺閲囩敤搴撲鸡涓哄崟浣嶏紝鐢典綅閲囩敤浼忕壒涓哄崟浣嶆椂锛岀數瀹瑰崟浣嶄负娉曟媺锛屽嵆锛欬/span>
C=q/V 銆€銆€銆€銆€銆€銆€銆€銆€銆€銆€锛?锛堻/span>
3.2.2 鑰楁暎鍥犲瓙锛圖锛夛紝锛堟崯鑰楄姝e垏锛夛紝锛坱anδ锛夛紝鍚嶈瘝鈥斺€旀槸鎸囨崯鑰楁寚鏁帮紙K''锛変笌鐩稿鐢靛鐜囷紙K'锛変箣闂寸殑姣斿€硷紝瀹冭繕绛変簬鍏舵崯鑰楄锛?#948;锛夌殑姝e垏鍊兼垨鑰呭叾鐩镐綅瑙掞紙θ锛夌殑浣欏垏鍊硷紙瑙佸浘1鍜屽浘2锛夈€侟/span>
D=K''/K' 銆€銆€銆€銆€(2)
4銆€鐩稿叧ASTM鏍囧噯锛屽彲娴忚ASTM缃戠珯锛屾垨涓嶢STM瀹㈡湇service@********鑱旂郴銆侫STM鏍囧噯鎵嬪唽鍗锋淇℃伅锛屽彲鍙傝ASTM缃戠珯鏍囧噯鏂囦欢姹囨€汇€侟/span>
5銆€璇ュ巻鍙叉爣鍑嗙殑杈冨悗鎵瑰噯鐗堟湰鍙傝€冪綉绔欍€侟/span>
3.2.2.1 璁ㄨ鈥斺€攁锛欬/span>
D=tanδ=cotθ=Xp/Rp=G/ωCp=1/ωCpRp銆€銆€銆€銆€銆€銆€銆€銆€(3)
寮忎腑锛欬/span>
G=绛夋晥浜ゆ祦鐢靛锛孅/span>
Xp=骞惰仈鐢垫姉锛孅/span>
Rp=绛夋晥浜ゆ祦骞惰仈鐢甸樆锛孅/span>
Cp=骞惰仈鐢靛锛孅/span>
ω=2πf锛堝亣璁句负姝e鸡娉㈠舰鐘讹級
鑰楁暎鍥犲瓙鐨勫€掓暟涓哄搧璐ㄥ洜瀛怮锛屾湁鏃舵垚涓哄偍鑳藉洜瀛愩€傚浜庝覆鑱斿拰骞惰仈妯″瀷锛岀數瀹瑰櫒鑰楁暎鍥犲瓙D閮芥槸鐩稿悓鐨勶紝鎸夊涓嬭〃绀轰负锛欬/span>
D=ωRsCs=1/ωRpCp銆€銆€銆€銆€銆€銆€銆€銆€(4)
涓茶仈鍜屽苟鑱旈儴鍒嗕箣闂寸殑鍏崇郴婊¤冻浠ヤ笅瑕佹眰锛欬/span>
Cp=Cs/(1 D2) 銆€銆€銆€銆€銆€銆€銆€銆€銆€銆€銆€銆€(5)
Rp/Rs=(1 D2)/D2=1 (1/D2)=1 Q2銆€銆€銆€銆€銆€銆€銆€銆€銆€銆€銆€銆€銆€(6)
4銆?/span>鏁版嵁閲囬泦鍜宼anδ鑷姩娴嬮噺鎺т欢锛堣鍏S2853A)锛屽疄鐜颁簡鏁版嵁閲囬泦銆佹暟鎹垎鏋愬拰璁$畻鐨勫井澶勭悊鍖栵紝tanδ 娴嬮噺缁撴灉鐨勮幏寰楁棤椤荤箒鐞愮殑浜哄伐澶勭悊锛屽洜鑰屾彁楂樹簡鏁版嵁鐨勭簿纭害鍜屾祴閲忕殑鍚屼竴鎬э紝鏄汉宸ヨ鍊煎拰浜哄伐璁$畻鏃犳硶姣旀嫙鐨勩€侟/span>
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