鎽樿:缍滆堪浜嗙洰鍓嶅湅(gu贸)鍏�(n猫i)澶栭枊(k膩i)鐧�(f膩)鐨勬繒娉曠厵姘ｈ劔纭€佽劔纭濅竴楂斿寲鎶€琛�(sh霉)涓皪(du矛)鑴鍚告敹鍔戠殑鐮旂┒鐝�(xi脿n)鐙€,涓昏浠嬬垂浜嗕簽姘吀閳�銆侀亷(gu貌)姘у寲姘�銆侀珮閷抽吀閴€銆佷簽閻电怠(lu貌)鍚堢墿銆侀埛绲�(lu貌)鍚堢墿浠ュ強灏跨礌銆佷簽纭吀閵ㄣ€傚垎鏋愪簡鍚勭ó鍚告敹鍔戠殑鍎�(y艒u)缂洪粸(di菐n),骞跺皪(du矛)婵曟硶鑴鍚告敹鍔戠殑鎳�(y墨ng)鐢ㄥ墠鏅€�(j矛n)琛屼簡灞曟湜銆�

闂�(gu膩n)閸佃:婵曟硶鐓欐埃鑴～,鑴,鍚告敹鍔�

鐓欐埃鑴～銆佽劔姘槸鎺у埗鐓ょ噧鐕掔敘(ch菐n)鐗㏒O2 鍜孨Ox 鐨勯噸瑕佹柟娉曚箣涓€,鍩轰簬鐩墠鎴戝湅(gu贸)婵曟硶鐓欐埃鑴～鎶€琛�(sh霉)寤ｆ硾鎳�(y墨ng)鐢ㄧ殑鐝�(xi脿n)鐙€,闁�(k膩i)鐧�(f膩)鑸囨繒娉曡劔纭浉绲�(ji茅)鍚堢殑婵曟硶鍗�(xi茅)鍚岃劔纭濇妧琛�(sh霉)鍏锋湁寤ｉ棅鐨勫伐妤�(y猫)鎳�(y墨ng)鐢ㄥ墠鏅痆 1 ] 銆傜敱浜庣厵姘ｄ腑95%鐨凬Ox 鏄互婧惰В搴﹀緢浣庣殑NO褰㈠紡瀛樺湪, 鎵€浠ュ湪婵曟硶鍚告敹閬�(gu貌)绋嬩腑濡備綍鎻愰珮NOx 鐨勬哀鍖栧害,鏄繒娉曞悓鏅�(sh铆)鑴～銆佽劔纭濇妧琛�(sh霉)鐨勯棞(gu膩n)閸点€傜洰鍓�,鏍规摎(j霉)灏�(du矛)NO 鐨勮檿鐞嗘柟寮忎笉鍚�,鍙皣鐓欐埃鑴鍚告敹鍙嶆噳(y墨ng)涓昏鍒嗙偤姘у寲鍚告敹銆佺怠(lu貌)鍚堝惛鏀跺強閭勫師鍚告敹涓夐銆�

1銆€姘у寲鍚告敹

姘у寲鍚告敹棣栧厛灏嘚O 姘у寲鎴怤O2 , 寰炶€屾彁楂� NOx 鐨勬哀鍖栧害,鍐嶇敤鍫挎恫鍚告敹銆傜洰鍓嶇爺绌惰純澶氱殑寮�(qi谩ng)姘у寲鍔戞湁NaClO2銆丆lO2銆丠ClO3銆並MnO4 绛塠 2 - 3 ] 銆�

1. 1銆€浜炴隘閰搁垑

NaClO2 鐐虹櫧鑹叉櫠楂旀垨绲�(ji茅)鏅剁媭绮夋湯,鍏锋湁寰堝挤(qi谩ng)鐨勬哀鍖栨€�銆傚湪鍦�(gu贸)澶�,NaClO2 甯稿父琚敤渚�(l谩i)鑸囬吀鎴栧牽鍏卞悓鍘婚櫎NOx ,閫氬父鐨勫仛娉曟槸鍦ㄥ噲鍖栫郴绲�(t菕ng)涓姞鍏ュ牽鎬у惛鏀舵恫浠ュ幓闄O鍜孨O2銆�

NaClO2 婧舵恫婵曟硶鑴櫎NOx 鐨勫弽鎳�(y墨ng)姣旇純寰�(f霉)闆�,瑷卞瀛�(xu茅)鑰呰獚(r猫n)鐐洪€欏€�(g猫)鍙嶆噳(y墨ng)鏄埃鑶滄帶鍒剁殑鍚告敹姘у寲鍙嶆噳(y墨ng), NOx 瑕侀€氶亷(gu貌)N2O3 鍜孨2O4 鐨勬按瑙ｈ€岃鍚告敹銆侼O鍙互鍦ㄦ按婧舵恫涓NaClO2 姘у寲銆傚湪瑭插弽鎳�(y墨ng)閬�(gu貌)绋嬩腑, NO琚哀鍖栨垚NO- 3 ,鑰孋lO- 2 杞�(zhu菐n)鍖栫偤Cl- 銆丆lO- 銆傛帹娓�(c猫)鍫挎€ф憾娑蹭腑鐨勫弽鎳�(y墨ng)寮忓涓媅 4 ] :

灏�(du矛)NaClO2 鑴鐨勭爺绌剁洰鍓嶄富瑕佹槸閲濆皪(du矛)涓嶅悓婵冨害鐨凬aClO2銆丯aOH娣峰悎婧舵恫灏�(du矛)NO鐨勫惛鏀剁巼,涔熸湁鐮旂┒鑰呯敤NaClO2 閫�(j矛n)琛屼簡鍚屾檪(sh铆)鑴～銆佽劔纭濊│椹�(y脿n)銆�

鐮旂┒琛ㄦ槑[ 5 ] ,鍔犲ぇNaClO2 婵冨害鑳芥彁楂楴Ox 鐨勫幓闄ょ巼,鍏朵腑澶х磩14%鐨勫幓闄ょ巼渚�(l谩i)鑷簬姘�, 80%渚�(l谩i)鑷狽aClO2 婧舵恫鐨勫惛鏀�銆傚姞鍏ヤ綆婵冨害鐨凬aOH婧舵恫鍗冲彲鎻愰珮灏�(du矛)NOx 鐨勫惛鏀剁巼銆傚父瑕�(gu墨)FGD 绯荤当(t菕ng)鐨刾H 鍊间竴鑸帶鍒跺湪5锝�6涔嬮枔, Adewuyi[ 6 ]绛夊湪鍚告敹娑蹭腑娣诲姞Na2HPO4 鍜孠2HPO4 绶╂矕婧舵恫,灏囧惛鏀舵恫鐨刾H 鍊兼彁楂樺埌6锝�7,寰炶€岄仈(d谩)鍒版渶浣崇殑鑴鏁堢巼銆�

NaClO2 鍚屾檪(sh铆)鑴～銆佽劔纭濆伐钘濆皪(du矛)SO2 鍜孨Ox 鐨勮劔闄ょ巼鍧囪純楂�,鑳借垏婵曟硶鑴～宸ヨ棟鏈夋晥鍦扮祼(ji茅)鍚堣捣渚�(l谩i),绨�(ji菐n)鍠槗琛�銆備絾鏄�,姝ゅ伐钘濅篃瀛樺湪涓€浜涘晱(w猫n)椤�:鐓欐埃涓璖O2 鍜孨Ox 鐨勫惈閲忎笉鍚屽皪(du矛)鍏╄€呰劔闄ょ巼鏈夊緢澶у奖闊�,鏈�(hu矛)闄嶄綆鑴鏁堢巼;鍦ㄥ毚(y谩n)鏍肩殑鎿嶄綔姊濅欢涓�,鍚勭ó褰遍熆鍥犵礌灏�(du矛)寰呰檿鐞嗙厵姘ｇ殑瑕佹眰涔熻純楂�;鐢熸垚鐗╁京(f霉)闆�,涓嶆槗閫�(j矛n)琛屼簩娆″埄鐢�,铏曠悊閬�(gu貌)绋嬩腑瀹规槗鐢�(ch菐n)鐢熶簩娆℃薄鏌�,鐢熸垚鏈夋瘨姘ｉ珨,鑵愯潟瑷�(sh猫)鍌�銆�

1. 2銆€閬�(gu貌)姘у寲姘�

鍦ㄩ吀鎬ф浠朵笅, H2 O2 鍏锋湁杓冨挤(qi谩ng)鐨勬哀鍖栨€�,鍙皣 NO姘у寲鎴怤O2 鍜屾按,姘у寲闆讳綅鐐�+ 1. 77V銆�

David Gray绛塠 7 ]鐨勭爺绌剁祼(ji茅)鏋滆〃鏄�,鍚岀浉鍙嶆噳(y墨ng)閫熺巼杓冩參,鑻ラ噰鐢ㄨ純楂樻績搴︾殑H2O2 婧舵恫涓斿埄鐢ㄥ井绮掔殑琛ㄩ潰浣滄帴瑙搁潰,鍙互淇冮€�(j矛n)姘у寲鍙嶆噳(y墨ng)鐨勯€�(j矛n)琛�銆備經缇呴噷閬�(d谩)澶у(xu茅)鐮旂┒浜嗗皣H2 O2 鍣村皠鍒扮厵姘ｆ祦涓�,鑸囧悗闈㈠吀鍨嬫繒寮忔礂婊屽櫒鑱�(li谩n)鍚堣劔闄Ox 鐨勫伐钘�銆侸ordan M. Haywood[ 8 ]灏�(du矛)姝ゅ伐钘濋€�(j矛n)琛岀殑缍�(j墨ng)婵�(j矛)鍙鎬у垎鏋愯〃鏄�, H2 O2 /NO鎽╃埦姣旀槸宸ヨ棟缍�(j墨ng)婵�(j矛)鎬х殑闂�(gu膩n)閸靛洜绱�,鍦ㄦ懇鐖炬瘮鐐�1. 37鏅�(sh铆), H2 O2 鍣村皠宸ヨ棟浣滅偤SCR娉曠殑鏇夸唬宸ヨ棟鍏锋湁缍�(j墨ng)婵�(j矛)鍙鎬�銆�

H2 O2 姘у寲鐒�(w煤)鍓敘(ch菐n)鐗�,浣嗗叾鏈韩涓嶇┅(w臎n)瀹�,鏄撳垎瑙�, 鍦ㄥ姞鐔辨垨鏀媽浣滅敤涓�,鍒嗚В閫熷害鍔犲揩銆傝憠鍚戦珮[ 9 ]鐮旂┒浜�20 鈩冦€�101. 325 kPa姊濅欢涓�, 1. 5% 锝�5. 0%H2 O2 婧舵恫鐨勫垎瑙ｇ壒鎬�,绲�(ji茅)鏋滆〃鏄�: H2 O2 婵冨害瓒婇珮,鍒嗚В鐨勭禃灏�(du矛)閲忚秺澶�,閰稿害鎰堝挤(qi谩ng)灏�(du矛)鎶戝埗H2 O2 鐨勫垎瑙ｆ剤鏈夌泭; 姣忓ぉ閫ｇ簩(x霉)鏀媽4 h鐨凥2 O2 鍒嗚В閫熷害鑸囪嚜鐒跺垎瑙ｄ竴澶╃殑閫熷害鐩稿樊涓嶅銆傜偤浜嗘笡灏慔2 O2 鐨勫垎瑙�,鍙湪鍚告敹娑蹭腑鍔犲叆閬╅噺鐨勭┅(w臎n)瀹氬姂銆�