娉ㄥ唺寤虹瓚甯嫾绛嬫贩鍑濆湡绲�(ji茅)妲�(g貌u)杓斿皫(d菐o)绮鹃伕(8)


銆€銆€浜屻€佹鏂滄埅闈㈡壙杓夎兘鍔涜▓绠�
銆€銆€(涓€)鐮村褰㈡厠(t脿i)
銆€銆€姊佹部鏂滄埅闈㈠壀鍒囩牬澹炵殑褰㈡厠(t脿i)鑸囬厤绠嶇巼( )锛岃嵎杓夊舰寮�(闆嗕腑鎴栧潎甯冭嵎杓�)锛屽壀璺ㄦ瘮(闆嗕腑鑽疯級浣滅敤鏅�)锛屾贩鍑濆湡寮峰害锛屽姞鑽锋柟寮忕瓑鍥犵礌鏈夐棞(gu膩n)銆傚叾涓昏鐨勭牬澹炲舰鎱�(t脿i)鏈夊壀澹撶牬澹�锛屾枩澹撶牬澹炲拰鏂滄媺鐮村绛変笁绋�銆傚畠鍊戠殑鐮村鐗瑰緛鐐猴細
銆€銆€(1)鍓鐮村(绠嶇瓔閲忛仼涓�)——杩戠牬澹炴檪锛屾渻鐢�(ch菐n)鐢熶竴姊濊嚚鐣屾枩瑁傜斧锛岃垏鑷ㄧ晫鏂滆绺浉浜ょ殑绠嶇瓔鍏堥仈灞堟湇寮峰害锛岀劧鍚庡壀澹撳崁(q奴)娣峰嚌鍦熼仈鍒板京(f霉)鍚堝彈鍔涙サ闄愬挤搴﹁€岀牬澹�锛屽爆寤舵€х牬澹�
銆€銆€(2)鏂滃鐮村(绠嶇瓔閲忛亷澶�)——绠嶇瓔鎳�(y墨ng)鍔涙湭閬斿眻鏈嶅挤搴﹁€屽壀褰庢鐨勬贩鍑濆湡琚枩鍚戝澹烇紝灞剢鎬х牬澹�銆�
銆€銆€(3)鏂滄媺鐮村(绠嶇瓔閲忛亷灏�)——鏂滆绺竴鏃﹀嚭鐝�(xi脿n)锛岀畭绛嬫噳(y墨ng)鍔涚珛鍗抽仈鍒板眻鏈嶅挤搴︼紝浣挎(g貌u)浠舵枩鍚戞媺瑁傜偤鍏╅儴鍒嗚€岀牬澹�锛屽爆鑴嗘€х牬澹�銆傛墍浠ュ湪瀵﹂殯宸ョ▼涓鐨勭畭绛嬫噳(y墨ng)閰嶇疆閬╀腑銆�
銆€銆€(浜�)姊佹枩鎴潰瑷堢畻
銆€銆€(1)瑷堢畻鍏紡锛�
銆€銆€鍏朵腑锛屽皪涓€鑸锛�
銆€銆€灏嶉泦涓嵎杓変綔鐢ㄤ笅鐨勭崹绔嬫锛�
銆€銆€寮忎腑V ——鏈€澶у壀鍔涜ō(sh猫)瑷堝€�;
銆€銆€Vcs锛� ——娣峰嚌鍦熷拰绠嶇瓔鐨勫彈鍓壙杓夊姏瑷�(sh猫)瑷堝€�;
銆€銆€Asv ——閰嶇疆鍦ㄥ悓涓€鎴潰鍏�(n猫i)绠嶇瓔鍚勮偄鐨勫叏閮ㄦ埅闈㈤潰绌�;
銆€銆€S ——娌挎(g貌u)浠堕暦搴︽柟鍚戠殑绠嶇瓔闁撹窛;
銆€銆€fyv——绠嶇瓔鐨勬姉鎷夊挤搴﹁ō(sh猫)瑷堝€�;
銆€銆€λ? 瑷堢畻鎴潰鐨勫壀璺ㄦ瘮;鍙彇λ=a / h0锛宎 鐐洪泦涓嵎杓変綔鐢ㄩ粸鑷虫敮搴ф垨绲�(ji茅)榛為倞绶g殑璺濋洟;骞朵笖 1 . 5≤λ≤3 . 0銆�
銆€銆€鐣堕厤鏈夊綆璧烽嫾绛嬫檪锛�
銆€銆€( 2 )閬╃敤姊濅欢
銆€銆€1 )鐐洪槻姝㈢櫦(f膩)鐢熸枩澹撶牬澹炴噳(y墨ng)婊胯冻锛�
銆€銆€涓�銆佹壄鏇叉埅闈㈡壙杓夎兘鍔涜▓绠�
銆€銆€(涓€)绱旀壄妲�(g貌u)浠舵姉鎵副绛嬭垏鎶楁壄绠嶇瓔鐨勯厤绛嬪挤搴︽瘮ξ
銆€銆€鍦ㄩ嫾绛嬫贩鍑濆湡鍙楁壄妲�(g貌u)浠朵腑閰嶇疆閬╀腑鐨勬姉鎵副绛嬪拰鎶楁壄绠嶇瓔鑳芥槑椤彁楂樻(g貌u)浠剁殑鍙楁壄鎵胯級鍔�?锛熷彜銇焩绛嬫噳(y墨ng)娌挎埅闈㈠懆閭婂皪绋卞潎鍕诲竷缃�;绠嶇瓔娌挎(g貌u)浠堕暦搴﹀潎鍕诲竷缃�锛屼笖鎳�(y墨ng)閲囩敤灏侀枆绠嶃€傚湪鎶楁壄鎵胯級鍔涗腑锛岄櫎閫欏叐绋瓔鍚勮嚜鐨勭敤閲忓锛屽叐鑰呴枔閭勬噳(y墨ng)鏈夋伆鐣�?sh霉)鍛愭禍濯�?锛岄€欐ǎ鎵嶈兘鍏呭垎鐧�(f膩)鎻姉鎵殑浣滅敤銆�
銆€銆€瀹冪殑閰嶇瓔寮峰害姣�ξ鐐猴細
銆€銆€寮忎腑 Astl ? 鍙楁壄瑷堢畻涓彇灏嶇ū甯冪疆鐨勫叏閮ㄧ副鍚戦潪闋�(y霉)鎳�(y墨ng)鍔涢嫾绛嬫埅闈㈤潰绌�;
銆€銆€A st1 ? 鍙楁壄瑷堢畻涓部鎴潰鍛ㄩ倞閰嶇疆鐨勭畭绛嬪柈鑲㈡埅闈㈤潰绌�;
銆€銆€fyv? 鍙楁壄绠嶇瓔鐨勬姉鎷夊挤搴﹁ō(sh猫)瑷堝€�;
銆€銆€fy? 鍙楁壄绺卞悜閶肩瓔鐨勬姉鎷夊挤搴﹁ō(sh猫)瑷堝€�;
銆€銆€ucor ? 鎴潰鏍稿績閮ㄥ垎鐨勫懆闀凤細ucor=2 (bcor+hcor)锛屾铏曪紝bcor 锛宧cor 鐐虹畭绛嬪収(n猫i)琛ㄩ潰鑼冨湇鍏�(n猫i)鎴潰鏍稿績閮ㄥ垎鐨勭煭閭娿€侀暦閭婂昂瀵�銆�
銆€銆€瑭﹂琛ㄦ槑锛岀暥ξ=1.2 宸﹀彸鏅傜偤閶肩瓔閬斿埌灞堟湇鐨勬渶浣冲€�锛屾晠宸ョ▼瑷�(sh猫)瑷堜腑甯哥敤鐨勮寖鍦嶆槸 1.0~1.3銆�
銆€銆€(浜�)鐮村褰㈡厠(t脿i)
銆€銆€绱旀壄妲�(g貌u)浠�锛屽洜鍏舵姉鎵嫾绛嬬殑閰嶇瓔閲忓強鍏堕厤绛嬪挤搴︽瘮ξ鐨勪笉鍚岃€屾渻鐧�(f膩)鐢熶笅鍒� 4 绋牬澹炪€傚畠鍊戠殑鐮村鐗瑰緛鐐猴細
銆€銆€(1)閬╃瓔鐮村(绺辩瓔鍜岀畭绛嬮噺閬╃暥涓斿叾鍙冧篃鍚堢悊)——鎶楁壄绺辩瓔鍜岀畭绛嬪厛鍚庡眻鏈�锛岀劧鍚庡彈澹撻倞鐨勬贩鍑濆湡琚澹�;灞欢鎬х牬澹�銆�
銆€銆€(2)灏戠瓔鐮村(绺�銆佺畭绛嬭純灏�锛屾垨鍏朵腑涓€绋亷灏�)——鎵綁(zhu菐n)瑁傜斧涓€缍�(j墨ng)鍑虹従(xi脿n)锛屾(g貌u)浠跺嵆鍛婄牬澹�锛屾サ闄愭壄鐭╁拰闁嬭鎵煩鎺ヨ繎;灞剢鎬х牬澹�銆�
銆€銆€(3)閮ㄥ垎瓒呴厤绛嬬牬澹�(绺�銆佺畭绛嬩腑涔嬩竴閬庡锛屾垨鑺€间笉鎭扮暥)—— 閰嶇疆閬庡鐨勭副绛�(鎴栫畭绛�)鏈兘灞堟湇鑰岀櫦(f膩)鐢熷彈澹撳崁(q奴)娣峰嚌鍦熺殑鐮村;灞欢鎬х牬澹炪€�
銆€銆€(4)瀹屽叏瓒呴厤绛嬬牬澹�(绺�銆佺畭绛嬪潎閰嶇疆閬庡)——绺辩畭绛嬪潎鏈眻鏈�锛岃€岀櫦(f膩)鐢熷彈澹撳崁(q奴)娣峰嚌鍦熺牬澹�;灞剢鎬х牬澹�銆�
銆€銆€(涓�)鐭╁舰鎴潰绱旀壄妲�(g貌u)浠惰▓绠�
銆€銆€(1)瑷堢畻鍏紡锛�
銆€銆€(2)閬╃敤姊濅欢锛�
銆€銆€1 )鐐洪槻姝㈢櫦(f膩)鐢熷畬鍏ㄨ秴閰嶇瓔鐮村锛屾噳(y墨ng)婊胯冻锛�
銆€銆€2 )鐐洪槻姝㈢櫦(f膩)鐢熷皯绛嬬牬澹烇紝鎳�(y墨ng)婊胯冻锛�
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