鎺掓斁寤㈡按涓惈鏈夊緢楂樼殑鑹插害锛屼笉鍍呭奖闊挎帴绱嶆按楂旂殑缇庤锛岀壒鍒ユ槸鍤撮噸褰遍熆澶櫧鍏夌殑鎶曞皠鑰屽Θ绀欐按鐢熺敓鐗╃殑鐢熼暦绻佹畺锛屽洜姝�锛屽繀闋堜娇寤㈡按鍑烘按鑹插害閬旀鎺掓斁銆傜洰鍓�锛屽湅鍏�(n猫i)澶栧父瑕嬬殑鑴壊鏂规硶鏈夋贩鍑濊劔鑹层€佸惛闄勮劔鑹�銆佽嚟姘ф哀鍖�銆佽啘鍒嗛洟鎶€琛�(sh霉)绛塠1]锛岄噰鐢ㄥ父瑕�(gu墨)鐨勬贩鍑濊劔鑹叉硶涓嶈兘鏈夋晥閬斿埌鑴壊鐨勬晥鏋�锛岃€屼笖鐢�(ch菐n)鐢熷ぇ閲忔薄娉ラ渶浜屾铏曠悊锛屽惛闄勮劔鑹插叿鏈夐伕鎿囨€э紝鍍规牸杓冮珮锛屽啀鐢熷洶闆ｇ瓑鍟忛锛岃啘鍒嗛洟鎶€琛�(sh霉)涓昏瀛樺湪鑶滃牭濉�锛岃啘姹℃煋鍜屾姇璩囬珮鐨勫晱椤孾2]銆�

鑷哀鏄竴绋サ寮风殑姘у寲鍔�锛岃兘鏈夋晥鍘婚櫎鑹�銆佽嚟銆佸懗銆侀厷姘�銆佹儼鎬OD 绛�锛岀洰鍓嶅埄鐢ㄨ嚟姘ф妧琛�(sh霉)鑴壊锛屽湪鏌撴枡銆佸埗婕�銆佹妾吀琛屾キ(y猫)宸叉湁鐩搁棞(gu膩n)鏂囩嵒鍫卞憡[3-4]锛岄€欎簺鏂囩嵒澶ч兘铏曚簬瑭﹂鐮旂┒闅庢锛屽伐绋嬩笂鎳�(y墨ng)鐢ㄨ純灏�锛屽伐绋嬩笂鎳�(y墨ng)鐢ㄨ嚟姘ф妧琛�(sh霉)涓昏闆嗕腑浜庢繁搴﹁檿鐞嗗拰鍥炵敤鏂归潰[5-6]銆傛湰鏂囧埄鐢ㄨ嚟姘ф妧琛�(sh霉)鐢ㄤ簬寤㈡按鐨勮劔鑹茶檿鐞嗘敼閫犻爡鐩紝浣垮叾鍑烘按鑹插害閬斿埌涓婃捣甯傛薄姘寸稖鍚堟帓鏀炬婧栵紙DB 31/199锛�2009锛変簩绱氭帓鏀炬婧栬(gu墨)瀹氱殑鑹插害鈮�50 鍊�銆�

1 鍘熷伐钘濆強瀛樺湪鍟忛

1.1 鍘熸湁宸ヨ棟娴佺▼

鍘熷虎姘磋檿鐞�宸ヨ棟娴佺▼瑕嬪湒1銆傚悇鐢ㄦ埗鎺掓斁寤㈡按缍�(j墨ng)娣峰悎鍧囧寲鍚庨€插叆涓拰姹�锛岄€茶pH 瑾�(di脿o)鏁磋嚦6锝�9锛屽悗鍑烘按鑷祦鍏ョ己姘ф睜锛屽湪鍙嶇鍖栬弻浣滅敤涓�锛屽苟鏈夊鍔犵殑涔欓吀鎻愪緵鑳介噺锛屽皣纭濇厠(t脿i)姘畩鎴愭爱姘ｅ緸姘翠腑鍘婚櫎锛屽苟鍦ㄧ己姘ф浠朵笅澶у垎瀛愮墿璩�(zh矛)鏀硅畩鎴愬皬鍒嗗瓙绲�(ji茅)妲�(g貌u)锛屾彁楂樺叾鐢熷寲鎬�锛岀己姘ф睜鍑烘按娴佸叆鏇濇埃姹狅紝閫茶鍚⒊鐗╄唱(zh矛)鐨勭敓鐗╁幓闄ゅ拰鐢熺墿纭濆寲浣滅敤锛屼簩娌夋睜鐨勬薄娉ュ洖娴佽嚦缂烘哀姹犻€插彛锛岄槻姝㈢鎱�(t脿i)姘湪浜屾矇姹犵櫦(f膩)鐢熷弽纭濆寲锛岄€犳垚姹℃偿涓婃诞锛屽苟浣跨敓鐗╃郴绲�(t菕ng)鐨勬椿鎬х墿璩�(zh矛)婵冨害淇濇寔鎭掑畾锛屼簩娌夋睜鍑烘按閫插叆姘ｆ诞姹�锛屼互鎻愰珮鍑烘按涓垏鎳告诞鐗╂湁闂�(gu膩n)鐨勬薄鏌撶墿鎸囨鐨勫幓闄ょ巼锛屽鐝�(xi脿n)娣卞害铏曠悊锛岀偤淇濊瓑鍑烘按鑹插害閬旀锛屽嚭姘存姇鍔犳姘吀閳夐€茶姘у寲鑴壊锛屽悗鎶曞姞浜炵～閰告矮閳夌⒑淇濆嚭姘寸附浣欐隘閬旀锛屽墿浣欐薄娉ヨ劔姘村悗澶栭亱鐒氱噿铏曠悊銆�

鍦�1 鍘熷虎姘磋檿鐞嗗伐钘濇祦绋�

Fig.1 Flow chart of original wastewater treatment process

1.2 瀛樺湪鍟忛

寤㈡按缍�(j墨ng)鐢熷寲+姘ｆ诞铏曠悊宸ヨ棟鍚�锛岄洊鐒惰兘淇濊瓑COD銆丅OD5銆乀N 鑳介仈妯欐帓鏀�锛屼絾渚濈劧瀛樺湪濡備笅鍟忛锛�

锛�1锛夊嚭姘磋壊搴︿笉鑳界┅(w臎n)瀹氶仈妯欐帓鏀�銆傛薄姘村粻鏈夋寤㈡按鐨勯€叉按鑹插害楂�锛岀櫦(f膩)鑹叉垚浠藉京(f霉)闆�锛屽挨鍏舵槸鏈変竴瀹跺鎴舵湁姗熷虎姘磋壊搴﹂珮閬�3 000 搴﹀乏鍙筹紙閴戦埛姣旇壊娉曪級銆傞洊鐒舵薄姘村粻鐢熺墿铏曠悊宸ヨ棟鍜屽悗绾�(x霉)鐨勬埃娴缃皪鑹插害鏈変竴瀹氱殑鍘婚櫎鐜�锛屼絾鍘婚櫎鐜囧儏绱勭偤28%锛屾埃娴睜鍑烘按閬�250锝�300 搴︼紙閴戦埛姣旇壊娉曪級锛岀偤姝ら噰鍙栦簡鍦ㄥ嚭姘磋(di脿o)绡€(ji茅)姹犲墠鎶曞姞娆℃隘閰搁垑鐨勬柟寮忥紝閫蹭竴姝ュ幓闄よ壊搴︼紝淇濊瓑鍑烘按鑹插害閬旀銆�

锛�2锛変笁姘敳鐑蜂笉鑳界┅(w臎n)瀹氶仈妯欐帓鏀�銆傛薄姘村粻閫叉按鏈夋寤㈡按鑹插害娉㈠嫊澶�锛屽闅涢亱琛屼腑寰€寰€閫犳垚娆℃隘閰搁垑閬庨噺鎶曞姞锛屾姇鍔犻噺閬�11锝�15 t/d锛岀稉(j墨ng)閬庢渶杩戜竴鍊嬫湀鐨勭当(t菕ng)瑷�锛岀櫦(f膩)鐝�(xi脿n)鍦ㄥ嚭姘磋(di脿o)绡€(ji茅)姹犲墠鍔犲叆娆℃隘閰搁垑鍚庯紝涓夋隘鐢茬兎鐨勬棩骞冲潎璨犺嵎澧炲姞浜�177%锛岄€欎笉鍍呴€犳垚鍔犺棩閲忕殑娴不锛岃€屼笖閫犳垚涓夋隘鐢茬兎瓒呮棰ㄩ毆銆�

锛�3锛夋薄姘村粻浜嬫晠姹犲埄鐢ㄧ巼浣�銆傞珮鑹插害寤㈡按琚劜瀛樹簬浜嬫晠姹狅紝鍚庨€愭绋€閲嬮€插叆铏曠悊绯荤当(t菕ng)锛屽墛寮变簡姹℃按寤犲皪鍏朵粬瓒呮寤㈡按鎳�(y墨ng)鎬ユ帴鏀惰兘鍔�銆�

2 宸ヨ棟鏀归€�

2.1 宸ヨ棟姘磋唱(zh矛)銆佹按閲�

鑰冩叜鍒伴仩鏈熷皪鎺掓斁妯欐簴鐨勬彁楂�锛屼互鍙婃薄姘村粻鎿村缓鐨勫奖闊�锛岃ō(sh猫)瑷堣嚟姘ц檿鐞嗘按閲�2.5 钀琺3/d锛岃嚟姘у伐钘濊ō(sh猫)瑷堥€叉按姘磋唱(zh矛)鍙婃帓鏀炬婧栬琛�1銆�

琛�1 鑷哀宸ヨ棟瑷�(sh猫)瑷堥€叉按姘磋唱(zh矛)鑸囨帓鏀炬婧�

Tab.1 Design influent quality and discharge standard

2.2 宸ヨ棟娴佺▼

鏀归€犲悗鐨勫伐钘濇祦绋嬪鍦�2 鎵€绀�銆傚虎姘寸稉(j墨ng)鐢熷寲+姘ｆ诞铏曠悊宸ヨ棟鍚�锛岄€插叆鑷哀鎺ヨЦ姹狅紝姘у寲鑴幓姘翠腑鐨勮壊搴�锛岄仩鏈熶篃鍙豢瓒冲幓闄ゆ儼鎬OD 鐨勮姹�锛屼繚鐣欐姘吀閳夊拰浜炵～閰告矮閳夊姞钘ユ姇鍔犵郴绲�(t菕ng)锛岀⒑淇濋€叉按鑹插害娉㈠嫊杓冨ぇ鏅傦紝鍑烘按鑹插害绛夋寚妯欒兘绌�(w臎n)瀹氶仈妯�銆�

鍦�2 鏀归€犲悗寤㈡按铏曠悊宸ヨ棟娴佺▼

Fig.2 Flow chart of current wastewater treatment process

2.3 涓昏妲�(g貌u)绛戠墿鍙婂叾宸ヨ棟鍙冩暩(sh霉)

鑷哀鎺ヨЦ姹狅細骞抽潰灏哄23.4 m脳8.2 m锛屾湁鏁堟按娣�7.0 m锛�1 搴�2 鏍硷紝鎺ヨЦ鏅傞枔55 min锛岃嚟姘ф姇鍔犻噺18锝�25 mg/L銆�

鑷哀鍒跺倷闁擄細骞抽潰灏哄25.0m脳15.7m锛屽収(n猫i)瑷�(sh猫)鑷哀鐧�(f膩)鐢熷櫒1 濂楋紙鍚爱姘ｆ姇鍔犵郴绲�(t菕ng)锛岃嚟姘х櫦(f膩)鐢熺郴绲�(t菕ng)锛岃嚟姘ф姇鍔犺垏鎿存暎绯荤当(t菕ng)銆佽嚟姘у熬姘ｇ牬澹炵郴绲�(t菕ng)銆佷緵閰嶉浕绯荤当(t菕ng)锛屽剙琛ㄨ垏PLC 鎺у埗绯荤当(t菕ng)銆佺閬撶郴绲�(t菕ng)绛�锛岃€冩叜鍒伴仩鏈熷幓闄ゆ儼鎬OD 鐨勮姹�锛岄爯(y霉)鐣�3 濂楃┖浣嶏級锛涚┖澹撴绯荤当(t菕ng)1 濂楋紙鍖呮嫭绌烘埃澹撶府姗�锛屽悗鍐峰嵒鍣�锛岀┖姘ｅ劜缃�锛岄亷婵惧櫒绛夛級锛屽喎鍗绘按绯荤当(t菕ng)1 濂楋紙鍖呮嫭鍐峰嵒姘村惊鐠�(hu谩n)娉�锛屾彌鐔卞櫒绛夛級銆�

娑叉哀鍎插瓨鍗€(q奴)锛氭柊澧�1 濂楀劜缃愶紝V=30 m3锛屽劜缃愯垏閬撹矾鐨勯枔璺濇豢瓒炽€婂缓绛戣ō(sh猫)瑷堥槻鐏(gu墨)瀹氥€�銆�

3 閬嬭绲�(ji茅)鏋�

3.1 鑹插害鍘婚櫎鏁堟灉

缍�(j墨ng)閬�2 鍊嬪鏈堢殑瑾�(di脿o)瑭︼紝鑷哀绯荤当(t菕ng)閫插叆浜嗙┅(w臎n)瀹氶亱琛屾湡锛岀洰鍓嶈€冩叜鍒版按閲忓拰缍�(j墨ng)婵熷師鍥狅紝鑷哀铏曠悊绯荤当(t菕ng)鍙亱琛屼竴姊濈窔銆傜敱鍦�3 鍙煡锛堝湒涓暩(sh霉)鎿�(j霉)鐐�10 鏈�2 鏃ワ綖11 鏈�1 鏃ワ級锛岃嚟姘у皪鑹插害鍘婚櫎鏁堢巼鍦�65%锝�75%宸﹀彸锛岃€�10 鏈�3 鏃ユ檪锛岃嚟姘у皪鑹插害鐨勫幓闄ょ巼涓嶅埌50%锛岀洝绠＄暥澶╁姞澶т簡鑷哀鐨勬姇鍔犳績搴︼紝浣嗗垎鏋愮櫦(f膩)鐝�(xi脿n)鑹插害鍘婚櫎鐜囧苟娌掓湁寰楀埌寰堝ぇ鐨勬彁楂�锛屼篃鍙湁52%锛屽垎鏋愮櫦(f膩)鐝�(xi脿n)10 鏈�3 鏃ョ殑閫叉按閲忕偤15 687 m3/d锛岄€叉按鑹插害306 搴︼紙閴戦埛鑹插害锛�锛岃€岃ō(sh猫)瑷堢殑姣忔牸鑷哀绯荤当(t菕ng)鐨勮檿鐞嗘按閲�12 500 m3/d锛岃壊搴�250 搴︼紙閴戦埛鑹插害锛�锛岄€叉按鑹插害璨犺嵎閬犻仩楂樹簬瑷�(sh猫)瑷堝€硷紝閫欏彲鑳芥槸灏�(d菐o)鑷磋壊搴﹀幓闄ゆ晥鐜囦綆涓嬬殑鍘熷洜銆�

鍦�3 鑷哀灏嶈壊搴︾殑褰遍熆

Fig.3 Effect of ozone on effluent color

寤㈡按缍�(j墨ng)鑷哀姘у寲鍚�锛屽嚭姘磋壊搴﹂倓鍦�40锝�100 搴﹀乏鍙筹紝鐐烘锛岄倓闇€鎶曞姞娆℃隘閰搁垑閫茶閫蹭竴姝ョ殑姘у寲鑴壊锛屾姇鍔犻噺绱�3 t/d锛屽嚭姘翠簳鑹插害閮藉湪32 搴︼紙閴戦埛鑹插害锛変互涓嬶紝涓夋隘鐢茬兎灏忎簬0.03 mg/L锛�10 鏈堜腑鏃挵(hu谩n)淇濋儴闁€鐩�(ji膩n)娓祼(ji茅)鏋滈’绀�锛岃壊搴︾偤35 鍊�锛孋OD 鐐�60 mg/L锛岃嚟姘х郴绲�(t菕ng)宸查€氶亷鐠�(hu谩n)淇濋鏀�銆�

3.2 COD 鍘婚櫎鏁堟灉

鎯版€OD 寰堥洠閫氶亷鐢熺墿鏂规硶鍘婚櫎锛岃嚟姘х殑寮锋哀鍖栨€у彲浠ユ湁鏁堝幓闄や竴瀹氭儼鎬OD锛屽緸鍦�4 鍙互鐪嬪嚭锛岃嚟姘у伐钘濋€叉按COD 绱�70 mg/L锛屽嚭姘碈OD 绱勭偤58 mg/L锛孋OD 鍘婚櫎鐜囩磩鍦�15%宸﹀彸锛屽彲婊胯冻閬犳湡COD 鎺掓斁妯欐簴鎻愰珮鐨勯渶瑕�锛岀洰鍓嶏紝COD 鎺掓斁妯欐簴鐐哄皬浜�100 mg/L銆�

鍦�4 鑷哀灏岰OD 鐨勫奖闊�

Fig.4 Effect of ozone on effluent COD

4 宸ョ▼鏁堢泭鍒嗘瀽

4.1 鎶曡硣璨荤敤

鏁村€嬪伐绋嬬附鎶曡硣绱勭偤2 000 钀紝鍏朵腑鍦熷缓350钀�锛岃ō(sh猫)鍌欍€佹潗鏂欒不鐢�1 200 钀�锛屽叾瀹冭不鐢紙宸ョ▼瀹夎璨汇€佽ō(sh猫)瑷堣不銆佺鐞嗚不绛夛級绱�450 钀�銆�

4.2 閬嬭璨荤敤

鏀归€犲墠鍚庣郴绲�(t菕ng)鐨勫闅涢亱琛岃不鐢ㄦ瘮杓冭琛�2锛岃〃2鍙瘮杓冭嚟姘х郴绲�(t菕ng)鍜屽悗绾�(x霉)鍔犺棩閬嬭璨荤敤锛屼笉鑰冩叜鎶樿垔涔熶笉娑夊強鍒板墠绔檿鐞嗛亱琛岃不鐢�銆�

寰炶〃2 鍙煡锛屾柊寤鸿嚟姘у伐钘濆悗锛岄洊鐒跺鍔犱簡鑷哀闆昏€楃瓑閬嬭璨荤敤锛屼絾澶уぇ闄嶄綆浜嗚棩鍔戞垚鏈�锛岃檿鐞嗙郴绲�(t菕ng)鐨勭附璨荤敤姣旀敼閫犲墠绡€(ji茅)绱勪簡0.07 鍏�/m3锛屽苟涓旇嚟姘х郴绲�(t菕ng)鎿嶄綔绨″柈锛屾槗浜庢帶鍒�锛屾笡灏戜簡鏀归€犲墠钘ュ姂鎶曞姞鐨勪汉鍔�銆�

琛�2 鏀归€犲墠鍚庨亱琛岃不鐢ㄦ瘮杓�

Tab.2 Comparison of operation cost before and after

4.3 绀炬渻鍙婄挵(hu谩n)澧冩晥鐩�

姹℃按寤犳敼閫犲畬鎴愬悗锛屼笉浣嗘湁鏁堣В姹哄嚭姘磋壊搴�锛屼笁姘敳鐑风殑涓嶉仈妯欏晱椤�锛屾秷娓涗簡鎺掑叆姘撮珨COD 鐨勭附閲�锛岃€屼笖鏈夊埄浜庢捣娲嬬敓鎱�(t脿i)鐠�(hu谩n)澧冪殑淇濊锛屾敼鍠勪汉鍊戠殑鐢熸椿鐠�(hu谩n)澧�锛屼績閫茬稉(j墨ng)婵熺殑鐧�(f膩)灞�銆�

5 绲�(ji茅)璜�

閲囩敤鑷哀宸ヨ棟鑳藉婊胯冻姹℃按寤犲皪鑹插害閬旀铏曠悊鍜岄仩鏈熷幓闄ら儴鍒嗘儼鎬OD 鐨勮姹�锛岃嚟姘х郴绲�(t菕ng)閬嬭璨荤敤0.39 鍏�/m3锛屾暣鍊嬮亱琛岃不鐢ㄦ瘮鏀归€犲墠娓涘皯0.07 鍏�/m3锛屽洜鑰屽叿鏈夎純寮风殑缍�(j墨ng)婵熷劒(y艒u)鍕㈠拰鎶€琛�(sh霉)鍎�(y艒u)鍕�銆�