1毫米汞柱等于多少厘米水柱 1毫米汞柱等于多少厘米水柱
1\u4e2a\u6807\u51c6\u5927\u6c14\u538b\u7b49\u4e8e\u591a\u5c11mm\u6c5e\u67f1\u7b49\u4e8e\u591a\u5c11mm\u7684\u6c34\u67f1\u7b49\u4e8e\u591a\u5c11Pa1\u6807\u51c6\u5927\u6c14\u538b=760mm\u6c5e\u67f1=10.339m\u6c34\u67f1=1.01325\u00d710^5Pa\u3002
p\u6c34\u94f6=\u03c1\u6c34\u94f6gh=13.595\u00d710^3\u5343\u514b/m³\u00d79.80672\u725b/\u5343\u514b\u00d70.76\u7c73=1.01325\u00d710^5\u5e15\u3002\u5927\u6c14\u538b\u7684\u6807\u51c6\u73af\u5883\u4e3a\uff1a\u5728\u7eac\u5ea645\u00b0\u7684\u6d77\u5e73\u9762\u4e0a\uff0c\u5f53\u6e29\u5ea6\u4e3a0\u2103\u65f6\uff0c760\u6beb\u7c73\u9ad8\u6c34\u94f6\u67f1\u4ea7\u751f\u7684\u538b\u5f3a\u53eb\u505a\u6807\u51c6\u5927\u6c14\u538b\u3002
\u6269\u5c55\u8d44\u6599\uff1a
\u5927\u6c14\u538b\u7684\u53d8\u5316\u8ddf\u9ad8\u5ea6\u6709\u5173\u3002\u5927\u6c14\u538b\u662f\u7531\u5927\u6c14\u5c42\u53d7\u5230\u91cd\u529b\u4f5c\u7528\u800c\u4ea7\u751f\u7684\uff0c\u79bb\u5730\u9762\u8d8a\u9ad8\u7684\u5730\u65b9\uff0c\u5927\u6c14\u5c42\u5c31\u8d8a\u8584\uff0c\u90a3\u91cc\u7684\u5927\u6c14\u538b\u5c31\u5e94\u8be5\u8d8a\u5c0f\u3002\u4e0d\u8fc7\uff0c\u7531\u4e8e\u8ddf\u5927\u6c14\u5c42\u53d7\u5230\u7684\u91cd\u529b\u6709\u5173\u7684\u7a7a\u6c14\u5bc6\u5ea6\u968f\u9ad8\u5ea6\u53d8\u5316\u4e0d\u5747\u5300\uff0c\u56e0\u6b64\u5927\u6c14\u538b\u968f\u9ad8\u5ea6\u51cf\u5c0f\u4e5f\u662f\u4e0d\u5747\u5300\u7684\u3002\u968f\u9ad8\u5ea6\u7684\u53d8\u5316\u60c5\u51b5\uff1a\u5927\u6c14\u538b\u5f3a\u968f\u9ad8\u5ea6\u7684\u589e\u52a0\u800c\u51cf\u5c0f\u3002
\u5927\u6c14\u538b\u7684\u53d8\u5316\u8fd8\u8ddf\u5929\u6c14\u6709\u5173\u3002\u5728\u4e0d\u540c\u65f6\u95f4\uff0c\u540c\u4e00\u5730\u65b9\u7684\u5927\u6c14\u538b\u5e76\u4e0d\u5b8c\u5168\u76f8\u540c\u3002\u6211\u4eec\u77e5\u9053\uff0c\u6c34\u84b8\u6c14\u7684\u5bc6\u5ea6\u6bd4\u7a7a\u6c14\u5bc6\u5ea6\u5c0f\uff0c\u5f53\u7a7a\u6c14\u4e2d\u542b\u6709\u8f83\u591a\u6c34\u84b8\u6c14\u65f6\uff0c\u7a7a\u6c14\u5bc6\u5ea6\u8981\u53d8\u5c0f\uff0c\u5927\u6c14\u538b\u4e5f\u968f\u7740\u964d\u4f4e\u3002
\u53c2\u8003\u8d44\u6599\u6765\u6e90\uff1a\u767e\u5ea6\u767e\u79d1-\u6807\u51c6\u5927\u6c14\u538b
1\u6beb\u7c73\u6c5e\u67f1\u7b49\u4e8e1.3605\u5398\u7c73\u6c34\u67f1\u3002
\u5206\u6790\u8fc7\u7a0b\u5982\u4e0b\uff1a
\u6839\u636e\u538b\u5f3a\u8ba1\u7b97\u65b9\u6cd5\uff1ap=\u03c1gh
\u03c1\u6307\u6c5e\u7684\u5bc6\u5ea6(\u5355\u4f4dkg/m3)\uff0cg\u6307\u91cd\u529b\u6bd4\u503c(\u5355\u4f4dN/kg)\uff0ch\u6307\u6c5e\u67f1\u6db2\u9762\u7ad6\u76f4\u65b9\u5411\u4e0a\u7684\u5dee(\u5355\u4f4dm)\uff0c\u800c\u5c06h\u6539\u4e3amm\u4e3a\u5355\u4f4d\u5c31\u662fmmHg\u7684\u538b\u5f3a\uff0c\u800cp\u7684\u503c\u5c31\u662f\u4ee5Pa\u4e3a\u5355\u4f4d\u7684\u538b\u5f3a\u3002
\u6258\u91cc\u62c6\u5229\u5f53\u65f6\u6d4b\u5f97\u6db2\u9762\u5dee\u4e3a760mm\u5373\u5f53\u65f6\u5927\u6c14\u538b\u4e3a760mmHg\u3002
\u6807\u51c6\u5927\u6c14\u538b( 1.013X10^5 Pa)\u5185\u53ef\u4ee5\u8fd9\u6837\u6362\u7b97\uff1aP=1.013X10^5 Pa=760mmHg \u6216100\u5343\u5e15=1\u5343\u6beb\u5df4\u22483/4\u7c73\u6c34\u94f6\u67f1\u9ad8\uff0c\u7cbe\u786e\u8f6c\u6362\u662f1mmHg=20265/152\u2248133.32236842105 Pa\u3002
\u52191\u6beb\u7c73\u6c5e\u67f1\u8f6c\u6362\u4e3a\u6c34\u67f1\u4e3aL=10.34m/760=0.013605m=1.3605cm\u3002
\u6269\u5c55\u8d44\u6599\uff1a
\u6beb\u7c73\u6c5e\u67f1\u9664\u4e86\u7528\u4e8e\u5927\u6c14\u538b\u6d4b\u91cf\uff0c\u8be5\u5355\u4f4d\u8fd8\u7528\u4e8e\u9ad8\u5ea6\u771f\u7a7a\u5de5\u7a0b\uff08\u7279\u522b\u662f\u5728\u538b\u529b\u4f4e\u81f3\u9ecf\u6027\u6d88\u5931\u7684\u73af\u5883\u4e2d\uff09\u3001\u8840\u538b\u91cf\u5ea6\u3001\u773c\u538b\u91cf\u5ea6\u7b49\u3002
\u538b\u5f3a\u5355\u4f4d\u6362\u7b97
1KPa=0.01bar=10mbar=7.5mmHg=0.3inHg=7.5torr=100mmH2O=4inH2
1Gpa=1000MPa
1Mpa=1000000Pa
1Pa=1N/m²
\u53c2\u8003\u8d44\u6599\u6765\u6e90\uff1a\u767e\u5ea6\u767e\u79d1-\u538b\u5f3a
=1.33厘米水柱
绛旓細涓1姣背姹炴煴杞崲涓姘存煴涓篖=10.34m/760=0.013605m 鍚屾椂姣背姹炴煴涓庢墭(Torr)绛変环锛屽苟涓斿潎涓嶆槸鍥介檯鍗曚綅鍒跺崟浣嶆垚鍛橈紝甯曟柉鍗″垯涓哄帇寮虹殑鍥介檯鍗曚綅銆傛睘鏌憋紝鍗虫按閾舵煴銆傜洿鎺ョ敤姘撮摱鏌遍珮搴︾殑姣背鏁拌〃绀哄帇寮恒佸帇鍔涘肩殑鍗曚綅銆備絾涓嶆槸鍥介檯鍗曚綅鍒跺崟浣嶏紝甯哥敤鐨勬湁鍘樼背姹炴煴(cmHg)鍜屾绫虫睘鏌(mmHg)銆傜敤浜庡ぇ姘斿帇娴嬮噺锛岃...
绛旓細浣犲ソ锛屽緢楂樺叴鍥炵瓟浣犵殑闂 1鍘樼背姘存煴绛変簬銆1000銆姣背姹炴煴
绛旓細1鍘樼背鐨姘存煴绛変簬0.7353姣背姹炴煴銆傦紙1锛1鏍囧噯澶ф皵鍘=760mm姹炴煴=10336mm姘存煴=101325甯曟柉鍗°傦紙2锛夊湪鏍囧噯澶ф皵鍘嬩笅锛760mm姹炴煴=10336mm姘存煴銆傦紙3锛1mm姘存煴=760/10336mm姹炴煴銆傦紙4锛1cm姘存煴=7600/10336mm姹炴煴=0.7353mm姹炴煴銆姣背姘撮摱鏌锛坢mHg锛夛紝鏄寚鐩存帴鐢ㄦ按閾舵煴楂樺害鐨勬绫虫暟琛ㄧず鍘嬪己鍊肩殑鍗曚綅锛屾绫...
绛旓細姣背姹炴煴涓庢鎽╁皵姣忓崌锛屾槸鎬ц川涓嶅悓鐨勪袱涓蹇碉紝瀹冧滑涔嬮棿鏄笉鑳芥崲绠楃殑銆傛绫虫睘鏌扁斺旀寜姣背涓哄崟浣嶈绠楃殑姹炴煴鐨勯珮搴︼紝甯哥敤浜庤〃绀烘皵鍘嬨佽鍘嬬殑楂樹綆锛屽鏍囧噯澶ф皵鍘嬩负760姣背姹炴煴銆傛鎽╁皵=1鎽╁皵/1000锛屾懇灏斾笌姣懇灏旀槸鐢ㄨ閲忓悇绉嶇矑瀛愶紙鐢靛瓙锛屽師瀛愶紝鍒嗗瓙绛夛級鐨勫崟浣嶃傛鎽╁皵姣忓崌鎸囩殑鏄瘡鍗囨煇鐗╄川鍚湁澶氬皯姣懇灏...
绛旓細1鍏枻鍘嬪姏绛変簬10.336绫虫按鏌便1鍏枻鍔涘帇鍔涙槸鎸1鍏枻锛堝崈鍏嬶級鐨勭墿浣撳瀹冩敮鎾戠墿浣撶殑鍘嬪姏锛屼篃鍙互鐞嗚В鎴愪负閲嶅姏銆1鏍囧噯澶ф皵鍘=1鍏枻/骞虫柟鍘樼背=0.1MPa=100kPa=1bar=1bar1姣背姘存煴=9.80665Pa1鏍囧噯澶ф皵鍘=10.34绫抽珮姘存煴銆1鏍囧噯澶ф皵鍘=760mm姹炴煴=76cm姹炴煴=1.01325脳10^5Pa=10.339m姘存煴銆1鏍囧噯澶...
绛旓細1姣背姹炴煴绛変簬0.0135921姣背姘存煴(鐗╃悊澶ф皵鍘嬶級1姣背姹炴煴绛変簬0.0135943姣背姘存煴锛堝伐绋嬪ぇ姘斿帇锛夊府浣犳煡浜嗕笅涔︼紝鍛靛懙銆
绛旓細鎹㈢畻鐨勬柟娉曪細1mmHg(姣背姹炴煴)锛0锛133kPa(鍗冨笗鏂崱)鏍囧噯澶ф皵鍘=760姣背姹炴煴=76鍘樼背姹炴煴=1.013脳105甯曟柉鍗=10.336绫姘存煴.748姣背姹炴煴 = 99.6968鍗冨笗鏂崱 鏍囧噯澶ф皵鍘嬪肩殑瑙勫畾
绛旓細14姣背锛屽垵涓墿鐞嗘暀鏉愪腑鍏充簬瀵嗗害鐨勫唴瀹归噷闈㈠氨鍙互鎵惧埌銆
绛旓細1鍗冨笗(kpa)=10.1972鍘樼背姘存煴(cmH2O)=101.972姣背姘存煴(cmH2O)=7.5006168姣背姹炴煴(mmHg)涓涓ぇ姘斿帇宸笉澶氭槸 100鍗冨笗(kpa)銆傜浉褰撲簬10绫崇殑姘存煴銆
绛旓細鍘嬪姏鍗曚綅鎹㈢畻琛 鈻姣背姹炴煴锛坢mHg锛変笌鎵橈紙Torr锛夎繎涔庣瓑浠凤紝涓哄帇寮恒佸帇鍔涚殑鍗曚綅 甯曟柉鍗★紙Pa锛変负鍥介檯鍗曚綅鍒舵爣鍑嗗帇鍔涘崟浣嶏紝1Pa绛変簬1鐗涢】/骞虫柟绫筹紙N/m2锛夛紱鍗冨笗锛坘Pa锛夊父鐢ㄦ潵琛ㄧず澶ф皵鍘嬪己锛涘厗甯曪紙MPa锛夐傜敤浜庨珮鍘嬪簲鐢紱宸达紙bar锛夌瓑浜庣櫨鍗冨笗锛涙宸达紙mbar锛夌瓑浜庣櫨甯曘傝姣背姘存煴锛坢mH2O锛夈佽嫳瀵告按鏌憋紙inH2O...
