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甯哥敤鐨勭剨鎺ヤ繚璀�(h霉)娣峰悎姘ｉ珨鏈変簩鍏冩贩鍚堟埃銆佷笁鍏冩贩鍚堟埃鍜屽洓鍏冩贩鍚堟埃銆備簩鍏冩贩鍚堟埃鏈堿r-He銆丄r-N2銆丄r-H2銆丄r-O2銆丄r-CO2銆丆O2-O2銆丯2-H2绛�锛涗笁鍏冩贩鍚堟埃鏈堿r-He-CO2銆丄r-He-N2銆丄r-HeO2銆丄r-O2-CO2绛�锛涘洓鍏冩贩鍚堟埃鐢ㄥ緱姣旇純灏戯紝涓昏鐢盇r銆丠e銆丯2銆丱2銆丠2銆丆O2绛夐厤鍒惰€屾垚銆�
鍚勯娣峰悎姘ｉ珨涓悇绲勫垎鐨勯厤姣旀瘮渚嬪彲浠ュ湪杓冨ぇ鑼冨湇鍏�(n猫i)璁婂寲锛屼富瑕佺敱鐒婃帴宸ヨ棟銆佺剨鎺ユ潗璩�(zh矛)銆佺剨绲插瀷铏�(h脿o)绛夎澶氬洜绱犵稖鍚堟焙瀹�銆備竴鑸締(l谩i)瑾�(shu艒)锛屽皪(du矛)鐒婄斧璩�(zh矛)閲忚姹傝秺楂�锛屽皪(du矛)閰嶅埗娣峰悎姘ｇ殑鍠竴姘ｉ珨鐨勭磾搴﹁姹備篃瓒婇珮銆�
1.浜屽厓娣峰悎姘ｉ珨
(1)姘�-姘�
姘腑娣诲姞灏戦噺姘х敤浜庣啍鍖栨サ姘ｉ珨淇濊(h霉)鐒�锛屽彲鎻愰珮闆诲姬鐨勭┅(w臎n)瀹氭€�锛屾彁楂樼啍婊寸窗(x矛)鍖栫巼锛岄檷浣庡櫞灏勯亷(gu貌)娓￠浕娴�锛屾彁楂樻饯(r霉n)婵曟€у拰鐒婇亾鎴愬舰锛屽Ar+(1%-2%)O2甯哥敤浜庣⒊閶�銆佷綆鍚堥噾閶�銆佷笉閵归嫾鐨勫櫞灏勯浕寮х剨銆�
閬╃暥(d膩ng)澧炲姞闆诲姬姘ｆ皼鐨勬哀鍖栨€�锛屼娇鐔旀睜娑叉厠(t脿i)閲戝爆婧害鎻愰珮锛屾祦鍕�(d貌ng)鎬у緱鍒版彁楂�锛岀啍铻嶉噾灞兘鍏呭垎娴佸悜鐒婅毒锛屾笡杓曞挰閭婂偩鍚�锛屽苟浣跨剨閬撳钩鍧︼紝濡侫r+(5%-10%)O2鐢ㄤ簬纰崇礌閶肩殑鐒婃帴锛屽彲浠ユ彁楂樼剨鎺ラ€熷害銆傛湁鏅�(sh铆)娣诲姞灏戦噺姘х敤浜庣剨鎺ラ潪閻甸噾灞�锛屼緥濡傚湪鐒婃帴寰堟綌鍑堢殑閶佹澘鏅�(sh铆)锛屽姞鍏ラ珨绌嶅垎?j菒n)?sh霉)鐐�1%鐨勬哀鍙娇闆诲姬绌�(w臎n)瀹氭晥鏋滆壇濂姐€�
(2)姘�-浜屾哀鍖栫⒊
閫欓娣峰悎姘ｉ珨涓昏鐢ㄤ簬纰抽嫾鍜屼綆鍚堥噾鐒婃帴锛屽皪(du矛)浜庝笉閵归嫾鐨勭剨鎺ユ噳(y墨ng)鐢ㄦ湁闄�銆侫r-CO2姣旂磾CO2椋涙亢灏戯紝涓旀笡灏戝悎閲戝厓绱�?z茅)榫榩锛屾湁鍔╀簬鎻愰珮鐒婄斧鐨勫挤(qi谩ng)搴﹀拰娌栨搳闊屾€�銆侫r涓姞灏戦噺CO2鍍忓姞灏戦噺O2涓€妯ｇ敘(ch菐n)鐢熷櫞灏勯浕寮�銆傚叾涓嶅悓鏄疉r-CO2娣峰悎姘ｆ瘮Ar-O2娣峰悎姘ｇ敘(ch菐n)鐢熷櫞灏勯浕寮х殑鑷ㄧ晫闆绘祦楂�銆�
Ar-CO2鏄垜鍦�(gu贸)鎳�(y墨ng)鐢ㄥ唬娉涚殑鐒婃帴浜屽厓娣峰悎姘ｉ珨锛岀偤閬╂噳(y墨ng)甯傚牬(ch菐ng)鐨勯渶姹傦紝骞惰(gu墨)鑼冭唱(zh矛)閲忚姹�锛屽凡鍒惰▊鍑哄寲宸ヨ妤�(y猫)妯�(bi膩o)婧�(zh菙n)HG/T3728-2004銆婄剨鎺ョ敤娣峰悎姘ｉ珨姘�-浜屾哀鍖栫⒊銆�锛屽叾涓(gu墨)瀹氫簡閰嶅埗Ar-CO2娣峰悎姘ｉ珨鎵€閲囩敤鍘熸枡姘ｇ殑绱斿害銆佹贩鍚堟埃楂旂敘(ch菐n)鍝佺殑鎶€琛�(sh霉)瑕佹眰銆佽│椹�(y脿n)鏂规硶銆佹椹�(y脿n)瑕�(gu墨)鍓囩瓑銆�
Ar-CO2娣峰悎姘ｉ珨鐨勯厤姣旀瘮渚嬪咕涔庡彲浠ユ槸浠讳綍姣斾緥銆備緥濡�锛屽姞5%CO2鐨勬贩鍚堟埃鐢ㄤ簬浣庡悎閲戦嫾鍘氭澘鍏ㄤ綅缃剤娌朚AG鐒婂緢鏅€氾紝閫氬父姣斿姞2%O2鏅�(sh铆)鐒婄斧姘у寲灏�锛屽苟鎻愰珮鐔旀繁锛屾埃瀛旇純灏戯紱
Ar+锛�10%-20%锛塁O2鐢ㄤ簬纰抽嫾銆佷綆鍚堥噾閶肩獎闁撻殭鐒�锛岃杽鏉垮叏浣嶇疆鐒婂拰楂橀€烳(f猫i)AG鐒�锛汚r+锛�21%-25%锛塁O2甯哥敤浜庝綆纰抽嫾鐭矾閬�(gu貌)娓＄剨锛汚r+50%CO2鐢ㄤ簬楂樼啽杓稿叆娣辩啍鐒�锛汚r+70%CO2鐢ㄤ簬鍘氬绠＄殑鐒婃帴绛�銆�
(3)姘�-姘�
Ar-He娣峰悎姘ｄ笉璜栧叾姣斾緥濡備綍閮界敤浜庨潪閻甸噾灞殑鐒婃帴锛屽閶併€侀妳銆侀幊鍚堥噾鍜屾椿娼戦噾灞�锛岄€欎簺姘ｉ珨鐢ㄤ笉鍚岀殑绲勫悎鎻愰珮TIG鐒婂拰MIG鐒婄殑闆诲姬闆诲鍜岀啽閲忥紝鑰屼繚鎸佹艾姘ｇ殑鏈夊埄鐗规€�锛岀壒鍒ラ仼鍚堜簬灏�(du矛)鐒婄斧璩�(zh矛)閲忚姹傚緢楂樼殑鍫�(ch菐ng)鍚�銆傛唉姘ｇ殑鍔犲叆閲忚嚦灏戞噳(y墨ng)鍦�20%浠ヤ笂鎵嶈兘鐢�(ch菐n)鐢熷拰缍寔绌�(w臎n)瀹氬櫞灏勯浕寮х殑鏁堟灉銆�
(4)姘�-姘�
鍦ㄧ剨鎺ラ洐鐩镐笉閵归嫾鏅�(sh铆)锛屽彲鍦ㄦ贩鍚堟埃楂斾腑鍔犲叆2%-3%鐨凬2渚�(l谩i)鎻愰珮鎺ラ牠鑰愰粸(di菐n)铦曞拰鑰愭噳(y墨ng)鍔涜厫铦曠殑鑳藉姏銆�
(5)姘�-姘�
H2鏄洐鍘熷瓙鍒嗗瓙锛屽叿鏈夎純楂樼殑鐔卞皫(d菐o)鐜�锛岄噰鐢ˋr-H2娣峰悎姘ｆ檪(sh铆)鍙互鎻愰珮闆诲姬鐨勬韩搴�锛屽澶х啍閫忚兘鍔涳紝鎻愰珮鐒婃帴閫熷害锛岄槻姝㈠挰閭�銆傛澶栵紝姘埃鍏锋湁閭勫師浣滅敤锛屽彲闃叉CO姘ｅ瓟鐨勫舰鎴�锛孉r-H2娣峰悎姘ｉ珨涓昏鐢ㄤ簬閹冲熀鍚堥噾銆侀幊閵呭悎閲戙€佷笉閵归嫾绛夌殑鐒婃帴锛屼竴鑸噳(y墨ng)灏囨矮鐨勫惈閲忔帶鍒跺湪6%浠ヤ笅銆�
2.涓夊厓娣峰悎姘ｉ珨
(1)姘�-浜屾哀鍖栫⒊-姘�
鍚湁閫欎笁绋祫鍒嗙殑娣峰悎姘ｉ珨锛屼竴鑸珻O2鍦�20%浠ヤ笅锛孫2鍦�5%浠ヤ笅锛屼富瑕佸劒(y艒u)榛�(di菐n)鍦ㄤ簬鍙剨鎺ュ悇绋帤搴︾殑纰抽嫾銆佷綆鍚堥噾閶笺€佷笉閵归嫾锛屼笉璜栧摢绋亷(gu貌)娓″舰寮忛兘鍏锋湁澶氭柟闈㈤仼鎳�(y墨ng)鎬�銆�
(2)姘�-浜屾哀鍖栫⒊-姘�
涓嶉姽閶艰剤娌朚IG鐒婃檪(sh铆)鍔犲皯閲廐2锛堥珨绌嶅垎?j菒n)?sh霉)鐐�1%-2%锛�锛屽皪(du矛)鐒婄斧娼�(r霉n)婵曟湁鎻愰珮锛屼笖闆诲姬绌�(w臎n)瀹�銆傛墍浠O2涔熻灏戯紙楂旂⿳鍒�?j菒n)?sh霉)鐐�1%-3%锛�锛屼娇?ji茅)B纰抽噺灏戯紝骞朵繚鎸佽壇濂界殑闆诲姬绌�(w臎n)瀹氭€�銆傞€欑ó姘ｉ珨涓嶆帹钖︾敤浜庝綆鍚堥噾閶�锛屽洜?y脿n)妯楅紭?d菐o)鑷寸剨绺噾灞惈姘噺閬�(gu貌)楂橈紝鍔涘(xu茅)鎬ц兘涓嶅ソ锛屼篃鏈�(hu矛)鍑虹従(xi脿n)瑁傜磱銆�
(3)姘�-姘�-浜屾哀鍖栫⒊
Ar涓姞He鍙奀O2锛屽彲澧炲姞鐒婄斧鐔辫几鍏ュ苟鎻愰珮闆诲姬绌�(w臎n)瀹氭€�锛岀剨閬撴饯(r霉n)婵曞拰鎴愬舰鏇村ソ銆傜暥(d膩ng)鐒婃帴纰抽嫾鍜屼綆鍚堥噾閶兼檪(sh铆)锛屽姞He鐢ㄤ互澧炲姞鐔辫几鍏�锛屽苟鎻愰珮鐔旀睜娴佸嫊(d貌ng)鎬�锛岃€孒e涔熸槸鎯版€�锛屽皪(du矛)鐒婄斧閲戝爆鐨勬哀鍖栧悎鍚堥噾鐕掓悕娌�(m茅i)鏈夊奖闊�銆�
渚嬪锛孉r+(10%-30%)He+(5%-15%)CO2鐢ㄤ簬纰抽嫾鍜屼綆鍚堥噾閶艰剤娌栧櫞灏勯浕寮х剨锛涳紙60%-70%锛塇e+(20%-35%)Ar+5%CO2鐢ㄤ簬楂樺挤(qi谩ng)閶煎挨鍏舵槸鍏ㄤ綅缃煭璺亷(gu貌)娓＄剨锛�90%He+7.5%Ar+2.5%CO2寤ｆ硾鐢ㄤ簬涓嶉姽閶煎叏浣嶇疆鐭矾闆诲姬鐒�銆�
浠婂ぉ闂�(gu膩n)浜庘€�鐒婃帴娣峰悎淇濊(h霉)姘ｉ珨鈥濇垜鍊戝氨浜嗚В鍒伴€�锛屾杩庡挩瑭㈡垜鍊戞洿澶氶棞(gu膩n)浜庣剨鎺ユ柟闈㈢殑鐭ヨ瓨(sh铆)锛� 閲戝鍒�灏囩瑾�(ch茅ng)鐐烘偍鏈嶅嫏(w霉)銆�
