鎽樿锛氫粙绱逛簡灞辫タ鐒﹀寲鑲′唤鏈夐檺鍏徃"SCR鑴+浣欑啽鍥炴敹+鍗婂共娉曡劔纭�+闄ゅ〉"鎶€琛�(sh霉)鐨勫伐钘濆師鐞嗗強娴佺▼,閬�(y霉n)琛岀祼(ji茅)鏋滆〃鏄庤┎宸ヨ棟瑁濈疆閬�(y霉n)琛岄€g簩(x霉)绌�(w臎n)瀹�,宸ヨ棟鎸囨(bi膩o)鍏堥€�(j矛n),鐓欐埃娌荤悊鏁堟灉杓冨ソ,瀵�(sh铆)鐝�(xi脿n)浜嗙劍?f脿n)t鐓欓亾姘g殑瓒呬綆鎺掓斁銆�
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鐓夌劍琛屾キ(y猫)涓劍?f脿n)t鐓ゆ埃鐕冪噿绲︾劍?f脿n)t鍔犵啽鏅�(sh铆)鏈�(hu矛)鐢�(ch菐n)鐢熷ぇ閲忕殑澶ф埃姹℃煋鐗�锛屽寘鎷簩姘у寲纭�(SO2)銆佹爱姘у寲鐗�(NOx)鍙婄厵濉电瓑锛屾椤�(l猫i)姹℃煋鐗╃稉(j墨ng)鐒�?f脿n)t鐓欏洩鍛堟湁绲勭箶楂樻灦榛�(di菐n)婧愰€g簩(x霉)鎬ф帓鏀捐嚦澶ф埃涓�锛屽皪(du矛)鐠�(hu谩n)澧冮€犳垚鍤�(y谩n)閲嶆薄鏌�锛屽挨鍏舵槸SO2鍜孨Ox閫欏叐椤�(l猫i)鏈夊姘i珨涓嶅儏鏈�(hu矛)褰㈡垚閰搁洦锛岀牬澹炶嚟姘у堡锛岃€屼笖閭勬槸PM2.5鐨勪富瑕�?d煤)閳禕(t脿i)鐗╄唱(zh矛)锛屽毚(y谩n)閲嶅嵄瀹充汉楂斿仴搴�銆傞憭浜庢锛屽湅(gu贸)瀹朵簬2012骞�6鏈堥爳甯冧簡銆婄厜鐒﹀寲瀛�(xu茅)宸ユキ(y猫)姹℃煋鐗╂帓鏀炬(bi膩o)婧�(zh菙n)銆�(GB16171鈥�2012)锛屾槑纰鸿(gu墨)瀹氫簡鐝�(xi脿n)鏈夌劍鍖栦紒妤�(y猫)2015骞�1鏈�1鏃ュ悗鐒�?f脿n)t鐓欓亾姘d腑姹℃煋鐗╃殑鎺掓斁闄愬€煎拰鐗瑰垾闄愬€�锛岄儴鍒嗗湴鍗€(q奴)鏇存槸鎻愬嚭浜嗘洿鐐哄毚(y谩n)鏍肩殑瑕佹眰锛屼互鑷ㄦ本甯傜偤渚�锛屻€婅嚚姹惧競澶ф埃姹℃煋闃叉不2018骞磋鍕�(d貌ng)瑷�(j矛)鍔冦€嬮噷鏄庣⒑瑕佹眰锛氱劍鍖栬妤�(y猫)鍒嗘瀵�(sh铆)鏂藉ぇ姘f薄鏌撶墿鐗瑰垾鎺掓斁闄愬€兼敼閫�锛�2018骞�10鏈�1鏃ュ墠50%鐨勭劍鍖栦紒妤�(y猫)瀹屾垚澶ф埃姹℃煋鐗╃壒鍒ユ帓鏀鹃檺鍊兼敼閫狅紝2019骞�10鏈�1鏃ュ墠鍏ㄥ競鐒﹀寲浼佹キ(y猫)鍏ㄩ儴瀹屾垚澶ф埃姹℃煋鐗╃壒鍒ユ帓鏀鹃檺鍊兼敼閫�銆�
鍦ㄦ鍤�(y谩n)鑻涚殑鐠�(hu谩n)淇濆舰鍕�(sh矛)涓�锛屼綅浜庤嚚姹惧競娲礊绺g殑灞辫タ鐒﹀寲鑲′唤鏈夐檺鍏徃鏂颁笂浜嗚劔纭劔纭濆伐钘濊缃�锛屽北瑗跨劍鍖栬偂浠芥湁闄愬叕鍙�2#銆�3#鐒�?f脿n)t鐓欓亾姘d腑鍓嶆湡NOx銆丼O2鍙婇绮掔墿鐨勬帓鏀鹃噺鍒嗗垾鐐�1 200mg/m3銆�200mg/m3 鍜�30mg/m3锛屼笉鑳芥豢(m菐n)瓒崇厜鐒﹀寲瀛�(xu茅)宸ユキ(y猫)姹℃煋鐗╂帓鏀炬(bi膩o)婧�(zh菙n)(GB16171-2012)鐨勮姹�锛屽洜姝ゅ北瑗跨劍鍖栬偂浠芥湁闄愬叕鍙镐簬2018骞�6鏈堝缓鎴愪簡鐒�?f脿n)t鐓欓亾姘h劔纭劔纭濆強浣欑啽鍥炴敹宸ヨ棟瑁濈疆锛岃┎宸ヨ棟閲囩敤鈥淪CR鑴+浣欑啽鍥炴敹+鍗婂共娉曡劔纭€濈殑璺窔(xi脿n)锛屼繚璀変簡鍑哄彛NOx銆丼O2鍙婇绮掔墿鎺掓斁閲忓垎鍒ヤ綆浜�150銆�30銆�15mg/m3銆�
1 宸ヨ棟娴佺▼
鑴~鑴鑸囦綑鐔卞洖鏀跺伐钘濇祦绋嬬ず鎰忓湒锛屽鍦�1鎵€绀�銆傜劍鐓欓亾姘h嚜2#銆�3#鐒�?f脿n)t鍘熸湁鍦颁笅鐓欓亾鍒嗗垾寮曞嚭鍖悎缍�(j墨ng)鑴闋�(y霉)铏曠悊鍚庯紝閫�(j矛n)鍏ヨ劔纭濈郴绲�(t菕ng)锛屽湪鑴鍙嶆噳(y墨ng)鍣ㄤ笂娓歌ō(sh猫)缃櫞姘ㄦ牸鏌�锛屽皣姘ㄦ埃閫佸叆鐓欐埃涓厖鍒嗘贩鍚�锛屾贩鏈夋皑姘g殑鐓欐埃閫�(j矛n)鍏ヨ劔纭濆弽鎳�(y墨ng)鍣ㄤ腑锛屽湪鍌寲鍔戜綔鐢ㄤ笅閫�(j矛n)琛岄倓鍘熷弽鎳�(y墨ng)鐢熸垚N2鍜孒2O锛岀稉(j墨ng)閬�(gu貌)鑴鍚庣殑鐓欐埃绻肩簩(x霉)閫�(j矛n)鍏ョ啽绠″紡浣欑啽
閸嬬垚閫�(j矛n)琛岀啽閲忓洖鏀�锛岀敘(ch菐n)鐢熺殑椋藉拰浣庡钂告苯杓搁€佸埌鍏徃鐔卞姏绠$恫(w菐ng)锛屽啲瀛d緵灞呮皯閲囨殩浣跨敤锛岄檷婧悗鐨勭厵姘e墖閫�(j矛n)鍏ヨ劔纭郴绲�(t菕ng)锛岃劔纭郴绲�(t菕ng)閲囩敤鍗婂共娉曡劔纭�锛岃劔纭悗鐨勭厵姘g稉(j墨ng)闄ゅ〉鍚庨€氶亷(gu貌)寮曢ⅷ(f膿ng)姗�(j墨)澧炲鎺掓斁鑷冲師鏈夌厵鍥�锛屽(sh铆)鐝�(xi脿n)鐓欐埃鐨勯仈(d谩)妯�(bi膩o)鎺掓斁銆�
1.1 鐓欐埃鑴绯荤当(t菕ng)
鏈郴绲�(t菕ng)閬告搰涓綆婧玈CR鑴鎶€琛�(sh霉)锛岄倓鍘熷姂閲囩敤NH3銆傚叾鑴鐨勫師鐞嗘槸NOx鍦ㄥ偓鍖栧姂浣滅敤涓嬶紝鍦ㄤ竴瀹氭韩搴︽浠�(涓綆婧�230鈩冿綖300鈩�)涓嬭姘ㄦ埃閭勫師鐐虹劇(w煤)瀹崇殑姘�?d煤)澶傞€€?锛屼笉鐢�(ch菐n)鐢熶簩娆℃薄鏌�锛孲CR 鑴鐨勫寲瀛�(xu茅)鍙嶆噳(y墨ng)寮忚(ji脿n)寮�(1)锝炲紡(5)锛�
4NO+4NH3+O2鈥斺€�4N2+6H2O(涓诲弽鎳�(y墨ng))(1)
6NO2+8NH3鈥斺€�7N2+12H2O (2)
6NO+4NH3鈥斺€�5N2+6H2O (3)
NO+NO2+2NH3鈥斺€�2N2+3H2O (4)
2NO2+4NH3+O2鈥斺€�3N2+6H2O (5)
渚�(l谩i)鑷恫姘ㄧ珯鐨勬皑姘h垏绋€閲嬮ⅷ(f膿ng)姗�(j墨)渚�(l谩i)鐨勭┖姘e湪姘�/绌烘埃娣峰悎鍣ㄥ収(n猫i)鍏呭垎娣峰悎鍚庤垏鐒�?f脿n)t鐓欓亾姘d竴璧烽€�(j矛n)鍏CR鑴鍙嶆噳(y墨ng)鍣紝鍙嶆噳(y墨ng)鍣ㄥ収(n猫i)娣峰悎鐓欐埃璞庣洿鍚戜笅娴佸嫊(d貌ng)锛屽弽鎳�(y墨ng)鍣ㄥ叆鍙hō(sh猫)鏈夋埃娴佸潎甯冭缃拰鏁存祦瑁濈疆锛岀⒑?锛涙棇锠犵厰楗矊?ch菐ng)鍧囧嫽;鍙嶆噳(y墨ng)鍣ㄥ収(n猫i)瑁濇湁灏�(zhu膩n)鐢ㄧ殑涓綆婧偓鍖栧姂锛屽偓鍖栧姂鐨勬椿鎬ф韩搴�230鈩冿綖300鈩�锛屽偓鍖栧姂鑳藉婊�(m菐n)瓒崇厵姘f渶澶ч噺鏅�(sh铆)鑴鏁堢巼閬�(d谩)鍒�87.5%浠ヤ笂鐨勯渶姹�锛屽悓鏅�(sh铆)SO2/SO3鐨勮綁(zhu菐n)鍖栫巼鎺у埗鍦�1%浠�?x煤n)?n猫i)銆傚彟澶栵紝鍌寲鍔戦噰鐢ㄢ€�2+1鈥濆竷缃柟寮�锛屽叿鏈夎純楂樼殑鍖栧(xu茅)绌�(w臎n)瀹氭€с€佺啽绌�(w臎n)瀹氭€у拰姗�(j墨)姊扮┅(w臎n)瀹氭€�锛屽緸鑰屼繚璀変簡SCR鑴鍙嶆噳(y墨ng)鍣ㄥ嚭鍙f皑閫冮€镐笉澶т簬10脳10-6銆傝┎SCR鑴鍙嶆噳(y墨ng)鍣ㄩ仼鎳�(y墨ng)鐒�?f脿n)t50%锝�100%宸ユ硜涔嬮枔浠讳綍璨�(f霉)鑽烽亱(y霉n)琛�銆�
1.2 浣欑啽鍥炴敹绯荤当(t菕ng)
浣欑啽閸嬬垚閲囩敤绔嬪紡甯冪疆锛岃嚜鑴绯荤当(t菕ng)铏曠悊鍚庣殑鐓欓亾姘h睅鐩撮€�(j矛n)鍏ラ崑鐖愯捀鐧�(f膩)鍣�銆佺渷鐓ゅ櫒鍚庨€�(j矛n)鍏ュ悗绾�(x霉)鑴~绯荤当(t菕ng)銆備締(l谩i)鑷緵姘g殑闄ゆ哀姘撮€�(j矛n)鍏ョ渷鐓ゅ櫒锛岄爯(y霉)鐔卞悗閫佸叆閸嬬瓛銆傚湪閸嬬瓛鍏�(n猫i)閮ㄦ苯姘撮€氶亷(gu貌)涓婂崌銆佸洖娴佺璺弮鑸囪捀鐧�(f膩)鍣ㄦ彌鐔遍潰鐨勫惛鐔卞惊鐠�(hu谩n)锛岀敘(ch菐n)鐢熷鍔�0.8MPa椋藉拰钂告苯锛岀稉(j墨ng)姘f恫鍒嗛洟鍚庤几鍑�锛岃几鍑洪=鍜岃捀姹藉閫佽嚦钂告苯绠$恫(w菐ng)銆傞崑绛�銆佽捀鐧�(f膩)鍣ㄣ€佺渷鐓ゅ櫒瑷�(sh猫)鏈夋帓姹″彛锛屽彲瀹氭湡娓呴櫎鍏�(n猫i)閮ㄦ畼鐣欐薄鐗╁強姘村灑銆傞崑鐖愮郴绲�(t菕ng)涓叡瑷�(sh猫)缃叐鍊�(g猫)瀹夊叏
闁�锛屽湪绯荤当(t菕ng)瓒呭0.85MPa鏅�(sh铆)锛屽畨鍏ㄩ枼鑷嫊(d貌ng)渚濇璧疯烦锛屾硠鏀惧鍔涳紝淇濊瓑閸嬬垚绯荤当(t菕ng)瀹夊叏锛岀暥(d膩ng)绯荤当(t菕ng)澹撳姏鎭㈠京(f霉)姝e父鏅�(sh铆)锛屽畨鍏ㄩ枼鍥炲骇銆�
1.3 鑴~闄ゅ〉绯荤当(t菕ng)
鐓欓亾姘e緸搴曢儴閫�(j矛n)鍏ヨ劔纭锛岃垏鍐嶅惊鐠�(hu谩n)鐏板拰娣诲姞鐨勭⒊閰搁垑婧舵恫閫�(j矛n)琛屽弽鎳�(y墨ng)锛屽弽鎳�(y墨ng)闄ゅ幓鐓欓亾姘d腑鐨凷O2鍜屽叾浠栭吀鎬х墿璩�(zh矛)鍚庣厵閬撴埃鍒伴仈(d谩)鑴~濉旈爞閮�锛屼緵鎳�(y墨ng)鐨勭⒊閰搁垑閫氶亷(gu貌)鐪熺┖涓婃枡姗�(j墨)閫侀€�(j矛n)纰抽吀閳夌矇鍊�(c膩ng)锛岀⒊閰搁垑绮夐€氶亷(gu貌)绮夊€�(c膩ng)搴曢儴鐨勬槦鍨嬪嵏鏂欓枼閫佽嚦纰抽吀閳夋憾娑茬鍏�(n猫i)锛屽湪婧舵恫绠卞収(n猫i)鑸囨按?d膩ng)鍤㈡煔鐬ユⅱ娆㈩焹鑸涢箠濂跺寰昪婧舵恫锛岀⒊閰搁垑婧舵恫閫氶亷(gu貌)澶氱礆(j铆)闆㈠績
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鍦ㄨ劔纭鍏�(n猫i)锛岀⒊閰搁垑婕挎恫鑸囪劔纭鍏�(n猫i)鐓欐埃鎺ヨЦ杩呴€熷畬鎴愬惛鏀禨O2鐨勫弽鎳�(y墨ng)锛屽湪浣庢韩闄嶄笅鍏锋湁妤甸珮鐨凷O2鑴櫎鏁堢巼锛岀敱浜庡櫞鍏ュ鍏�(n猫i)鐨勭⒊閰搁垑婕挎恫鏄皬闇ф淮锛屽洜姝ゅ畬鎴愯劔纭弽鎳�(y墨ng)鍚庣殑鑴~鐢�(ch菐n)鐗╀篃鐐烘サ绱�(x矛)鐨勯绮掞紝骞朵笖瀹屾垚鍙嶆噳(y墨ng)鐨勫悓鏅�(sh铆)涔熷嵆杩呴€熷共鐕�銆傜⒊閰搁垑杞�(zhu菐n)鍖栨垚浜炵~閰搁垑鍜岀~閰搁垑鐨勫弽鎳�(y墨ng)鏂圭▼寮�锛岃(ji脿n)寮�(6)锝炲紡(7)锛�
SO2+Na2CO3 鈫扤a2SO3+CO2 (6)
2Na2SO3+O2 鈫�2Na2SO4 (7)
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