鍦嬪鏂囩嵒(xi脿n)[5]鐢ㄥ叡娌夋穩娉曞埗鍌欎簡M-Mg-Al鐨勬按婊戠煶锛堝叾涓� M=Cu2+,Co2+鍜孋u2++Co2+锛夊偓鍖栧姂锛屾瘮杓冧簡瀹冨€戠殑娣峰悎鍌寲鐗规€с€傜爺绌剁祼(ji茅)鏋滆〃鏄庯細Cu-Mg-Al锛濩u-Co-Mg-Al锛濩o-Mg-Al锛屽叾涓瑿u-Mg-Al鍦ㄦ韩搴︾偤200锝�250 鈩冭寖鍦嶅収(n猫i)琛ㄧ従(xi脿n)鍑�80%锝� 95%鐨勮劔纭濇晥鐜�锛屼絾瑭叉枃鐛�(xi脿n)灏�(du矛)鐓欐埃涓瓨鍦ㄧ殑SO2鍜屾按钂告苯鐨勫奖闊挎矑鏈夋繁鍏ヨ◣璜�銆�

        鍦嬪鏂囩嵒(xi脿n)[6]鍫�(b脿o)閬撲簡MCr2O4 (M =Mg, Zn, Fe, Co, Ni, Cu) 鐨勫偓鍖栧姂锛屽湪250 鈩冨乏鍙宠兘閬�(d谩)鍒�60%浠ヤ笂鐨勮劔纭濇晥鐜�銆傞尦锛圡n锛夎瑾�(r猫n)鐐哄叿鏈夐潪甯哥獊鍑虹殑浣庢韩鍌寲鐗规€�銆傚湅澶栨枃鐛�(xi脿n)[7]鍫�(b脿o)閬撶殑閷崇殑寰�(f霉)鍚堝瀷鍌寲鍔慚n-Ce-Ox鏄洰鍓嶅牨(b脿o)閬撶殑浣庢韩SCR鍌寲鍔戜腑娲绘€ф渶楂樼殑鍌寲鍔戯紝瀵�(sh铆)椹�(y脿n)鐮旂┒琛ㄦ槑鍦� Mn/(Mn+Ce)鐨勬瘮渚嬬偤0.3鏅�(sh铆)锛岃┎鍌寲鍔戝湪浣庢韩涓嬶紙120 鈩冿級鍜屽緢楂樼殑娴侀€熶笅淇濇寔杩戜箮100%鐨勮劔纭濇晥鐜�銆傜爺绌剁祼(ji茅)鏋滆〃鏄庯紝寰�(f霉)鍚堝瀷鐨勫偓鍖栧姂姣斾换浣曚竴绋柈涓€绲勫垎鐨勬晥鏋滈兘濂�銆�

        鍦ㄤ腑婧儏娉佷笅锛�300锝�400 鈩冿級锛岄嚛鐨勬哀鍖栫墿灏�(du矛)NO鐨勫偓鍖栬綁(zhu菐n)鍖栫巼杓冮珮锛屼絾瀹规槗鎶婄厵姘ｄ腑鐨勪簩姘у寲纭哀鍖栧舰鎴愪笁姘у寲纭�锛屽啀鑸囨皑鍙嶆噳(y墨ng)褰㈡垚纭皑鍖栧悎鐗�锛岀矘闄勫湪鍌寲鍔戣〃闈娇鍌寲鍔戜腑姣掞紝鎵€浠ュ晢妤�(y猫)鐨勪腑婧玈CR鍌寲鍔慥2O5-WO3 (MoO3)/TiO2 涓線寰€鎺у埗V2O5鍚噺銆備絾鏈€杩戝叕甯冪殑鐮旂┒璩囨枡琛ㄦ槑锛屽湪浣庢韩鐨凷CR绯荤当(t菕ng)涓�锛岄嚛鐨勬哀鍖栫墿涓嶅儏鍏锋湁涓€瀹氱殑鑴鏁堢巼锛岃€屼笖灏�(du矛)浜庝綆婵冨害鐨凷O2鍏锋湁杓冨ソ鐨勬姉姣掍綔鐢�锛岄€欏彲鑳芥槸浣庢韩涓嬮嚛灏�(du矛)浜屾哀鍖栫～姘у寲鐜囨瘮杓冧綆銆傚湅澶栨枃鐛�(xi脿n)[8]璀夊(sh铆)浜嗚矤(f霉)杓夊湪鐐�-闄剁摲杓夐珨涓婄殑閲╁叿鏈夎純濂界殑浣庢韩鐗规€�锛屽悓鏅�(sh铆)瑭插偓鍖栧姂灏�(du矛)浜屾哀鍖栫～鐨勬姉姣掕兘鍔涘ぇ浜庣洰鍓嶅牨(b脿o)閬撶殑閷崇殑鍌寲鍔�銆備絾鐓欐埃涓瓨鍦ㄧ殑姘磋捀姹藉皪(du矛)瑭插偓鍖栧姂閭勬槸绋嶅井鏈夊奖闊匡紝鐮旂┒绲�(ji茅)鏋滆〃鏄�锛屾按钂告苯灏�(du矛)瀹冪殑褰遍熆涓昏鏄按钂告苯鍒嗗瓙鍚搁檮鍦ㄥ偓鍖栧姂琛ㄩ潰锛岄€犳垚浜嗗皪(du矛) NO鍚搁檮閲忕殑娓涘皯銆傚湅澶栨枃鐛�(xi脿n)[9]鍫�(b脿o)閬撲簡鍦ㄨ渹绐╄級楂斾笂璨�(f霉)杓夌⒊鏉愭枡锛屽啀鍦ㄧ⒊鏉愭枡涓婅矤(f霉)杓塚鍌寲鍔戯紝閫�(j矛n)琛屼簡浣庢韩SCR鐗规€х爺绌�锛屽湪150 鈩冩韩搴︿笅寰楀埌浜�59.8%锝�72.1%鐨勮劔纭濇晥鐜囷紝鍦�180 鈩冩韩搴︿笅寰楀埌68%锝�78.6%鐨勮劔纭濇晥鐜�銆�

        鍦嬪収(n猫i)涓湅绉戝(xu茅)闄㈠北瑗跨叅鍖栧(xu茅)鐮旂┒鎵€涔熷皪(du矛)璨�(f霉)杓夊湪鐐渹绐╄級楂斾笂鐨刅2O5閫�(j矛n)琛岀爺绌讹紝鍦�200 鈩冩韩搴︿笅锛岃┎鍌寲鍔戜笉鍍呭叿鏈変竴瀹氱殑鑴鏁堟灉锛岃€屼笖鍚屾檪(sh铆)鍏锋湁鎶桽O2姣掑鐨勬€ц兘[10锝�12]銆傛枃鐛�(xi脿n)[13锝�14]鍫�(b脿o)閬撲簡鍦ㄧ挡鍏夋哺鐭宠垏鍒嗗瓙绡╀笂璨�(f霉)杓塁e鍌寲鍔�锛屼笉鍍呭緱鍒版瘮杓冮珮鐨勮劔纭濇晥鐜�锛岃€屼笖鍙互鎶婃矑鏈夊弽鎳�(y墨ng)瀹屽叏鐨凬H3杞�(zhu菐n)鍖栫偤N2锛屾笡灏戜簡NH3鐨勪簩娆℃硠婕�銆�

        鍗楅枊澶у(xu茅)鐠�(hu谩n)澧冨(xu茅)闄㈡渶杩戜互鐐潗鏂欑偤杓夐珨锛屽湪瀵�(sh铆)椹�(y脿n)瀹や笅鍚堟垚浜嗕互Mn銆乂鍜孋e妲�(g貌u)鎴愮殑寰�(f霉)鍚堟哀鍖栫墿鐐哄偓鍖栧姂锛屽湪浣庢韩涓嬪叿鏈夎純楂樼殑鑴鏁堢巼锛屽悓鏅�(sh铆)灏�(du矛)鐓欐埃涓瓨鍦ㄧ殑浜屾哀鍖栫～鍏锋湁涓€瀹氱殑鎶垫姉鑳藉姏銆傞枊鐧�(f膩)鍏锋湁宸ョ▼瀵�(sh铆)鐢ㄦ€х殑浣庢韩SCR鍌寲鍔戝拰杓夐珨浠嶇劧闇€瑕侀€�(j矛n)涓€姝ョ爺绌躲€�

        2.2 浣庢韩SCR 宸ョ▼鎳�(y墨ng)鐢�

        (1) 鍌寲鍔戦伕鎿囧拰鍌寲鍔戝吀鍨嬭ō(sh猫)瑷�(j矛)鍙冩暩(sh霉)

        鍌寲鍔戠殑閬告搰鏄疭CR宸ョ▼瑷�(sh猫)瑷�(j矛)鐨勯噸瑕佺祫鎴愰儴鍒�锛屽洜?y脿n)姒囧憢鐦庘敩瑜兌鍚炵爲鎭块c鑴鏁堢巼鍙婅劔纭濇姇璩囨湁钁楀緢澶х殑闂�(gu膩n)绯�銆備笉鍚岀殑鍌寲鍔戞垨涓嶅悓閰嶆瘮鐨勫偓鍖栧姂鍏惰劔纭濇晥鐜囥€侀伕鎿囨€�銆佸皪(du矛)SO2姘у寲鐜�銆佽嚜韬墿鍖栫壒鎬�銆佷娇鐢ㄦ韩搴�銆佺┅(w臎n)瀹氭€с€佷娇鐢ㄥ＝鍛界瓑閮芥湁寰堝ぇ涓嶅悓銆傚洜姝�锛屽偓鍖栧姂鐨勯伕鎿囨槸闂�(gu膩n)绯诲埌鑴鏁堢巼鍙婃姇璩�銆侀亱(y霉n)琛岀殑闂�(gu膩n)閸垫墍鍦ㄣ€傚伐绋嬪(sh铆)闅涢伕鎿囨檪(sh铆)锛屾噳(y墨ng)渚濇摎(j霉)鎵€浣跨敤鐨勭厵姘ｇ媭娉�銆佽劔纭濇晥鐜�銆佹姇璩囬搴︾瓑鐩搁棞(gu膩n)瑕佹眰锛屽湪鍏呭垎瑭�(p铆ng)鍍�(ji脿)鑸囪珫璀夌殑鍩虹(ch菙)涓婇€�(j矛n)琛屽悎鐞嗛伕鎿�銆�

        鍦ㄥ伐妤�(y猫)鐢熺敘(ch菐n)涓�锛屽偓鍖栧姂鐨勮ō(sh猫)瑷�(j矛)涓昏娑夊強鍒扮殑鏄偓鍖栧姂鏀拹鏉愭枡鍜屾椿鎬ф潗鏂欑殑閰嶆瘮銆佸偓鍖栧姂鐨勫熀鏈瀷寮忓拰灏哄绛�銆傛棦瑕佽€冩叜鍒板浣曠櫦(f膩)鎻偓鍖栧姂鐨勬渶澶ф晥鐜囧拰鐩″彲鑳藉湴寤堕暦浣跨敤澹藉懡锛屾笡灏戞埃楂旂殑澹撻檷鍜屽偓鍖栧姂鐨勯樆濉烇紝鍚屾檪(sh铆)鍙堣鍏奸¨鍒板叿楂斾娇鐢ㄥ牬(ch菐ng)鍦扮殑鍏烽珨姊濅欢銆備笅琛ㄧ偤鏃ユ湰瑙稿獟鐨勫偓鍖栧姂鐨勪竴浜涘熀鏈(gu墨)鏍煎弮鏁�(sh霉)鍜岄仼鐢ㄥ伐娉�銆�

        浣庢韩SCR鍙互鐢ㄨ渹绐╃媭纰虫潗鏂欑偤杓夐珨锛屼笂闈㈠啀璨�(f霉)杓変綆婧瀷鐨勫偓鍖栧姂渚嗗(sh铆)鐝�(xi脿n)銆傜⒊鏉愭枡杓夐珨鐨勯枊鐧�(f膩)鍜屾噳(y墨ng)鐢ㄦ槸浣庢韩SCR鐨勯棞(gu膩n)閸�銆�

        (2) 浣庢韩SCR 鍙嶆噳(y墨ng)鍣ㄨō(sh猫)瑷�(j矛)鍜屽竷缃�

        浣庢韩SCR绯荤当(t菕ng)鍦ㄩ浕寤犱腑鐨勫竷缃竴鑸噰鐢ㄧ殑鏄熬閮ㄥ竷缃�锛屽弽鎳�(y墨ng)鍣ㄥ収(n猫i)鍌寲鍔戠殑濉涔熷彲浠ラ噰鐢ㄥ偝绲�(t菕ng)鐨勭殑2+1 瑷�(sh猫)瑷�(j矛)妯″紡锛堣鍦�2锛夈€傚嵆锛氬弽鎳�(y墨ng)鍣ㄥ叿鏈変笁灞ゅ偓鍖栧姂鐨勭附娣诲姞瀹归噺锛屽湪鍒濇湡閬�(y霉n)琛屽厛娣诲姞鍏╁堡鍌寲鍔戦爯(y霉)鐣欎竴鍊�(g猫)鍌寲鍔戞坊鍔犱綅锛岀暥(d膩ng)鍌寲鍔戞椿鎬ч檷浣�锛屽熬閮∟Ox 鐩�(ji膩n)娓�(c猫)椤ず瓒呭嚭鍏佽ū鎺掓斁鑼冨湇鏅�(sh铆)锛屽啀娣诲姞绗笁灞�锛屽緸鑰屽厖鍒嗘湁鏁堝湴鍒╃敤鍌寲鍔�锛屼娇绯荤当(t菕ng)淇濊瓑閬�(y霉n)琛屾晥鐜囧悓鏅�(sh铆)娓涘皯閬�(y霉n)琛屾垚鏈€傚偓鍖栧姂灞や笂瀹夌疆鍚圭伆鍣�锛岀洰鍓嶉噰鐢ㄧ殑鍚圭伆鏂瑰紡澶у鏄珮澹撹捀姹藉惞鐏�锛屼篃鍙互閲囩敤鍏堥€�(j矛n)鐨勮秴鑱叉尝鍚圭伆鍣ㄤ互娓涘皯灏�(du矛)鍌寲鍔戞湰韬殑褰遍熆銆傚湪鐓欐埃鐨勯€�(j矛n)鍙ｇ櫨钁夌獥灏�(du矛)鐓欐埃娴侀噺閫�(j矛n)琛岃(di脿o)鏁村拰鎺у埗锛屼繚璀夊偓鍖栧姂鐨勫埄鐢ㄧ巼銆傚湪鍙嶆噳(y墨ng)鍣ㄧ殑閫�(j矛n)姘ｅ拰鍑烘埃绠￠亾闁撳畨瑷�(sh猫)鏃佽矾锛屽緸鑰屼繚璀塖CR 鍙嶆噳(y墨ng)鍣ㄥ湪閸嬬垚閬�(y霉n)琛屾檪(sh铆)閫�(j矛n)琛屽繀瑕佺殑鍌寲鍔戞洿鎻涘拰鏁呴殰妾慨銆�