鏆栭€氬伐绋嬪斧璩囨枡:棰�(f膿ng)閬撳収(n猫i)娴侀噺鐨勮▓(j矛)绠�


鍥�銆侀ⅷ(f膿ng)閬撳収(n猫i)娴侀噺鐨勮▓(j矛)绠�
骞冲潎棰�(f膿ng)閫熺⒑瀹氫互鍚庯紝鍙寜涓嬪紡瑷�(j矛)绠楃閬撳収(n猫i)鐨勯ⅷ(f膿ng)閲�
L=vp·F (m3/s)?(2.8-5)?
寮忎腑F—绠¢亾鏂烽潰绌�锛宮2銆�
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浜�銆佸眬閮ㄦ帓棰�(f膿ng)缃╁彛棰�(f膿ng)閫熼ⅷ(f膿ng)閲忕殑娓�(c猫)瀹�
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缃╁彛棰�(f膿ng)閫熸脯(c猫)瀹氫竴鑸敤鍕婚€熺Щ鍕�(d貌ng)娉�銆佸畾榛�(di菐n)娓�(c猫)瀹氭硶銆�
1.鍕婚€熺Щ鍕�(d貌ng)娉�
(1)娓�(c猫)瀹氬剙鍣細钁夎吉寮忛ⅷ(f膿ng)閫熷剙銆�
(2)娓�(c猫)瀹氭柟娉曪細灏�(du矛)浜庣僵鍙i潰绌嶅皬浜�0.3m2鐨勬帓棰�(f膿ng)缃╁彛锛屽彲灏囬ⅷ(f膿ng)閫熷剙娌挎暣鍊�(g猫)缃╁彛鏂烽潰鎸夊湒2.8-10鎵€绀虹殑璺窔鎱㈡參鍦板嫽閫熺Щ鍕�(d貌ng)锛岀Щ鍕�(d貌ng)鏅�(sh铆)棰�(f膿ng)閫熷剙涓嶅緱闆㈤枊(k膩i)娓�(c猫)瀹氬钩闈�锛屾鏅�(sh铆)娓�(c猫)寰楃殑绲�(ji茅)鏋滄槸缃╁彛骞冲潎棰�(f膿ng)閫�銆傛娉曢€�(j矛n)琛屼笁娆�锛屽彇鍏跺钩鍧囧€�銆�
鍦�2.8-10缃╁彛骞冲潎棰�(f膿ng)閫熸脯(c猫)瀹氳矾绶�
鍦�2.8-11鍚勭ó褰㈠紡缃╁彛娓�(c猫)榛�(di菐n)甯冪疆
2.瀹氶粸(di菐n)娓�(c猫)瀹氭硶
(1)娓�(c猫)瀹氬剙鍣細妯�(bi膩o)瀹氭湁鏁堟湡鍏�(n猫i)鐨勭啽鐞冨紡鐔遍浕棰�(f膿ng)閫熷剙銆�
(2)娓�(c猫)瀹氭柟娉曪細灏�(du矛)浜庣煩褰㈡帓棰�(f膿ng)缃╋紝鎸夌僵鍙f柗闈㈢殑澶у皬锛屾妸瀹冨垎鎴愯嫢骞插€�(g猫)闈㈢⿳鐩哥瓑鐨勫皬濉婏紝鍦ㄦ瘡鍊�(g猫)灏忓鐨勪腑蹇冭檿娓�(c猫)閲忓叾姘f祦閫熷害銆傛柗闈㈢⿳澶т簬0.3m2鐨勭僵鍙o紝鍙垎鎴�9锝�12鍊�(g猫)灏忓娓�(c猫)閲�锛屾瘡鍊�(g猫)灏忓鐨勯潰绌�<0.06m2锛岃(ji脿n)鍦�2.8-11(a);鏂烽潰绌�≤0.3m2鐨勭僵鍙�锛屽彲鍙�6鍊�(g猫)娓�(c猫)榛�(di菐n)娓�(c猫)閲�锛岃(ji脿n)鍦�2.8-11(b);灏�(du矛)浜庢绺舰鎺掗ⅷ(f膿ng)缃╋紝鍦ㄥ叾楂樺害鏂瑰悜鑷冲皯鎳�(y墨ng)鏈夊叐鍊�(g猫)娓�(c猫)榛�(di菐n)锛屾部姊濈斧闀�(zh菐ng)搴︽柟鍚戞牴鎿�(j霉)鍏堕暦(zh菐ng)搴﹀彲浠ュ垎鍒ュ彇鑻ュ共鍊�(g猫)娓�(c猫)榛�(di菐n)锛屾脯(c猫)榛�(di菐n)闁撹窛≤200mm锛岃(ji脿n)鍦�2.8-11(c)銆傚皪(du矛)鍦撳舰缃╄嚦灏戝彇4鍊�(g猫)娓�(c猫)榛�(di菐n)锛屾脯(c猫)榛�(di菐n)闁撹窛≤200mm锛岃(ji脿n)鍦�2.8-11(d)銆�
鎺掗ⅷ(f膿ng)缃╃僵鍙e钩鍧囬ⅷ(f膿ng)閫熸寜绠楄(sh霉)骞冲潎鍊艰▓(j矛)绠�銆�
(浜�)棰�(f膿ng)閲忔脯(c猫)瀹�
1.鍕�(d貌ng)澹撴硶娓�(c猫)閲忔帓棰�(f膿ng)缃╃殑棰�(f膿ng)閲�
濡傚湒2.8-12鎵€绀�锛屾脯(c猫)鍑烘柗闈�1—1涓婂悇娓�(c猫)榛�(di菐n)鐨勫嫊(d貌ng)澹損d锛屾寜寮�(2.8-4)瑷�(j矛)绠楀嚭鏂烽潰涓婂悇娓�(c猫)榛�(di菐n)娴侀€熺殑骞冲潎鍊紇p锛屽墖鎺掗ⅷ(f膿ng)缃╃殑鎺掗ⅷ(f膿ng)閲忕偤锛�
??L=vp·F (m3/s)? (2.8-6)??
寮忎腑vp—骞冲潎棰�(f膿ng)閫�锛宮/s;
F—绠¢亾鏂烽潰绌�锛宮2銆�
鍦�2.8-12鎺掗ⅷ(f膿ng)缃╂帓棰�(f膿ng)閲�
鍦�2.8-13闈滃娉曟脯(c猫)瀹氭帓棰�(f膿ng)閲�
2.闈滃娉曟脯(c猫)閲忔帓棰�(f膿ng)缃╃殑棰�(f膿ng)閲�
鍦ㄧ従(xi脿n)鍫�(ch菐ng)娓�(c猫)瀹氭檪(sh铆)锛屽悇绠′欢涔嬮枔鐨勮窛闆㈠緢鐭�锛屼笉鏄撴壘鍒版瘮杓冪┅(w臎n)瀹氱殑娓�(c猫)瀹氭柗闈�锛岀敤鍕�(d貌ng)澹撴硶娓�(c猫)閲忔祦閲忔湁涓€瀹氬洶闆�銆傚湪閫欑ó鎯呮硜涓嬶紝鎸夊湒2.8-13鎵€绀�锛岄€氶亷(gu貌)娓�(c猫)閲忛潨澹撴眰寰楁帓棰�(f膿ng)缃╃殑棰�(f膿ng)閲忋€傚眬閮ㄦ帓棰�(f膿ng)缃╁鍔涙悕澶�:
寮忎腑p0g—缃╁彛鏂烽潰鐨勫叏澹�锛孭a;?
— 1—1鏂烽潰鐨勫叏澹擄紝Pa;?
—1—1鏂烽潰鐨勯潨澹�锛孭a;?
—1—1鏂烽潰鐨勫嫊(d貌ng)澹�锛孭a;?
ζ—灞€閮ㄦ帓棰�(f膿ng)缃╃殑灞€閮ㄩ樆鍔涚郴鏁�(sh霉);
v1—鏂烽潰1—1鐨勫钩鍧囨祦閫燂紝m/s;
ρ1—绌烘埃鐨勫瘑搴�锛宬g/m3銆�
閫氶亷(gu貌)鍏紡(2.8-8)鍙互鐪嬪嚭锛屽彧瑕佸凡鐭ユ帓棰�(f膿ng)缃╃殑娴侀噺绯绘暩(sh霉)鍙婄鍙h檿鐨勯潨澹�锛屽嵆鍙脯(c猫)鍑烘帓棰�(f膿ng)缃╃殑娴侀噺銆�
(m3/s) (2.8-9)
鍚勭ó鎺掗ⅷ(f膿ng)缃╃殑娴侀噺绯绘暩(sh霉)鍙敤瀵�(sh铆)椹�(y脿n)鏂规硶姹傚緱锛屽緸鍏紡(2.8-8)鍙互鐪嬪嚭锛�
?
μ鍊煎彲浠ュ緸鏈夐棞(gu膩n)璩囨枡鏌ュ緱銆傜敱浜庡(sh铆)闅涚殑鎺掗ⅷ(f膿ng)缃╁拰璩囨枡涓婄郸鍑虹殑涓嶅彲鑳藉畬鍏ㄧ浉鍚�锛屾寜璩囨枡涓婄殑μ鍊艰▓(j矛)绠楁帓棰�(f膿ng)閲忔渻(hu矛)鏈変竴瀹氱殑瑾ゅ樊銆�
鍦ㄤ竴鍊�(g猫)鏈夊鍊�(g猫)鎺掗ⅷ(f膿ng)榛�(di菐n)鐨勬帓棰�(f膿ng)绯荤当(t菕ng)涓�锛屽彲鍏堟脯(c猫)鍑烘帓棰�(f膿ng)缃╃殑μ鍊�锛岀劧鍚庢寜鍏紡(2.8-10)绠楀嚭鍚勬帓棰�(f膿ng)缃╄姹傜殑闈滃锛岄€氶亷(gu貌)瑾�(di脿o)鏁撮潨澹撹(di脿o)鏁村悇鎺掗ⅷ(f膿ng)缃╃殑鎺掗ⅷ(f膿ng)閲�锛屽伐浣滈噺鍙互澶уぇ娓涘皬銆備笂杩板師鐞嗕篃閬╃敤浜庨€侀ⅷ(f膿ng)绯荤当(t菕ng)棰�(f膿ng)閲忕殑瑾�(di脿o)绡€(ji茅)銆傚鍧囧嫽閫侀ⅷ(f膿ng)绠′笂瑕佷繚鎸佸悇瀛斿彛鐨勯€侀ⅷ(f膿ng)閲忕浉绛�锛屽彧闇€瑾�(di脿o)鏁村嚭鍙h檿鐨勯潨澹擄紝浣垮叾淇濇寔鐩哥瓑銆�
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