中國污水處理現(xiàn)狀及趨勢PPT課件

1、內(nèi)容內(nèi)容CONTENTS全國污水處理概況National Sewage Treatment Overview1深圳市污水處理概況Shenzhen Sewage Treatment Overview2中國污水處理技術現(xiàn)狀與發(fā)展趨勢Sewage Treatment Technology Status and Trend in China3第1頁/共29頁p 中國當前水質(zhì)狀況 current water quality of China全國地表水環(huán)境質(zhì)量總體為輕度污染，主要污染指標為化學需氧量、總磷與氨氮。The main pollution indicators : chemical oxygen

2、 demand, total phosphorus and ammonia nitrogen. 長江與珠江水質(zhì)良好，淮河為輕度污染，黃河、松花江與遼河為中度污染，海河為重度污染。Good water quality： the Yangtze River and Pearl River, Slightly polluted ：Huaihe River Moderate pollution: the Yellow River, Songhua River and Liaohe River Heavy pollution: Haihe River全國污水處理概況National Sewage Tre

3、atment Overview1第2頁/共29頁26個國控重點湖泊（水庫）中，滿足類水質(zhì)的1個，占3.9%；類的5個，占19.2%；類的6 個，占23.1%；類的5個，占19.2%；劣類的9個，占34.6%。主要污染指標為總氮與總磷26 state-controlled key lakes (reservoirs), Water Quality class only one, accounting for 3.9%; class five, accounting for 19.2%; class six, accounting for 23.1%; class five, accounting

4、 19.2%; 9 inferior class, accounting for 34.6%. The main pollution indicators for total nitrogen and total phosphorus.p 中國當前水質(zhì)狀況 current water quality of China地表水環(huán)境質(zhì)量標準地表水環(huán)境質(zhì)量標準Surface water quality standards第3頁/共29頁點源：工業(yè)與城鎮(zhèn)生活、規(guī)?；B(yǎng)殖其他典型污染源：地下油罐、礦山開發(fā)、垃圾填埋場面源：農(nóng)村生活、分散式畜禽養(yǎng)殖、水產(chǎn)養(yǎng)殖、農(nóng)業(yè)面源常規(guī)污染物有毒有害、痕量污染物常規(guī)防治突

5、發(fā)事件應急p 中國水污染管控 Pollution control in China Normal pollutantsThe conventional controlEmergencyToxic and trace contaminants第4頁/共29頁p 2005年至今中國突發(fā)水污染事件時有發(fā)生 Chinas water pollution incidents occur frequently from 2005第5頁/共29頁p 全國工業(yè)廢水及生活廢水排放量 Chinas industrial wastewater and domestic wastewater emissionsChi

6、nese wastewater emissions (industrial and domestic sources)/Hundred million tonsdomestic sourcesindustrial sources第6頁/共29頁p 污水處理行業(yè)現(xiàn)狀 Sewage treatment industry2008-2012年污水處理行業(yè)總產(chǎn)值及增長率Sewage treatment industry output and growth rate in 20082012/Hundred Millions Yuan (RMB) p 污水處理費情況 Sewage treatment fee

7、l污水處理費高的地區(qū)主要集中在江蘇省、福建省、遼寧省、山東省、廣東省等經(jīng)濟發(fā)展情況好的沿海東部省份，中西以及東北部部地區(qū)污水處理費水平比較低。l Sewage treatment fees in Jiangsu, Fujian, Liaoning, Shandong, Guangdong and other provinces in the eastern coastal area is higher, sewage treatment fee level in western region and northeastern is relatively low.第7頁/共29頁p 城鎮(zhèn)污水處理

8、廠污染物排放標準GB18918-2002Discharge standard of pollutants for municipal wastewater treatment plant序號基本控制項目 Items一級標準 standard I二級標準Standard II三級標準Standard IIIA標準B標準1化學需氧量（COD）50601001202生化需氧量 （BOD5)102030603懸浮物（SS）102030504總氮（以N計）15205總磷（以P計）0.51356氨氮 ammonia nitrogen5（8）8（15）25（30）7色度（稀釋倍數(shù)）chromaticity3

9、03040508pH 6-99總大腸菌群數(shù) Total coliform group10104104第8頁/共29頁p 全國城鎮(zhèn)排水設施投資及污水廠運營費 Urban drainage investment and WWTP operating costs of ChinaUrban drainage infrastructure investment of China 20032013/Hundred Millions Yuan (RMB) Urban Sewage treatment plants operating costs of China 20052013/Hundred Mill

10、ions Yuan (RMB) 第9頁/共29頁2013年生活廢水氨氮排放量141.4億噸2013 domestic sewage ammonia emissions14.14 billion tons污水處理能力1.54億m3/d 2013年全國城市污水處理率為89.21%Sewage treatment capacity of 154 million m3/d，urban sewage treatment rate of 89.21% in 20132013年生活廢水COD排放量889.8億噸2013 domestic sewage ammonia emissions14.14 billi

11、on tons設市地區(qū)均已建成污水廠, 86.0%的縣級行政單位已建成, 還有285個縣未建成污水廠86.0% of the county-level administrative units have been built, there are still 285 counties have not built sewage plant截止截止2014年年6月月全國城鎮(zhèn)污水處理廠全國城鎮(zhèn)污水處理廠3666座座2013年生活廢水排放量485.1億噸2013 domestic wastewater emission48.51 billion tonsp 城鎮(zhèn)生活污水處理概況 Urban dome

12、stic sewage treatment OverviewAs of June,2014,China have 3666 urban sewage treatment plants.第10頁/共29頁p 全國各省廢水治理設施及生活廢水處理量p Wastewater Treatment Facilities and Domestic Wastewater Treatment Capacity by Provinces Wastewater Treatment Facilities by Provinces Domestic Wastewater Treatment Capacity by Pr

13、ovinces 第11頁/共29頁p 工業(yè)廢水排放來源化學需氧量COD氨氮 ammonianitrogen第12頁/共29頁年份Hg（t） Cd（t） Cr6+（t） Pb（t） As（t）20015.6110.5121.4489.9408.420024.8105.6111.1484.8346.220035.584.5103.1568.5373.72004356.3150.8366.2306.120052.762.1105.6378.3453.220062.649.496.4339.1245.220071.239.369319.7187.420081.3639.575.3240.9215200

14、91.3932.355.4182.2197.320101.0530.154.8140.8118.120111.235.1106.2150.8145.220121.126.770.497.1127.720130.817.958.174.1111.6削減比例cut85.71%83.80%52.14%84.87%72.67%p 工業(yè)廢水重金屬排放量Heavy metal emissions from industrial wastewater第13頁/共29頁l總設計處理能力為444.5萬噸/日lThe total design capacity is 4.445 million tons / da

15、yl全市目前29個污水處理廠在運營，分布于深圳市的十個行政區(qū)域l29 sewage treatment plants in operation, distributed in the ten administrative regions of Shenzhenl由十余家不同水務公司以BOT特許經(jīng)營等方式運營lOperated with BOT by more than 10 different companys深圳市污水處理概況Shenzhen Sewage Treatment Overview2第14頁/共29頁p深圳市污水處理能力概況Shenzhen municipal sewage tr

16、eatment capacity profile項目名稱設計規(guī)模運營單位(萬噸/日)濱河污水處理廠30深圳市水務集團羅芳污水處理廠35南山污水處理廠56蛇口污水處理廠3鹽田污水處理廠12西麗再生水廠5深圳市原特區(qū)內(nèi)污水處理廠第15頁/共29頁南 山 區(qū)福 田 區(qū)羅 湖 區(qū)鹽 田 區(qū)龍 崗 區(qū)深圳灣Nanshan DistrictFutian DistrictLuohu DistrictLuoFang WWTP.Yantian DistrictYantian WWTP.Nanshan WWTP.Binhe WWTP.Xili Renewable Water Plant第16頁/共29頁l建成于1

17、998年6月28日，占地面積14.53公頃，服務區(qū)域為羅湖區(qū)東部約16.25平方公里，服務人口65萬。lCompleted in June 28, 1998, covers an area of 14.53 hectares, serving a population of 650,000 in eastern Luohu District, approximately 16.25 square kilometers.l一期工程處理規(guī)模10萬噸/日，二期工程處理規(guī)模25萬噸/日，總處理規(guī)模為35萬噸/日。lfirst-stageprojectscale: 100,000 tons / day,

18、 second-stageprojectscale of 250,000 tons / day, total treatment capacity 350,000 tons / day. l一期工程采用AB法的二級處理工藝，二期工程采用厭氧-T型氧化溝處理工藝。污泥處理工藝為機械濃縮與離心脫水。lfirst-stage project: AB process, second-stage project : Anaerobic -T type oxidation ditch羅芳污水處理廠羅芳污水處理廠Luofang WWTPLuofang WWTP第17頁/共29頁厭氧池厭氧池污泥濃縮池污泥濃縮

19、池T型氧化溝型氧化溝回流污泥回流污泥上清上清液液濃縮污泥濃縮污泥B段可實現(xiàn)A/O、A2O、UCT、MUCT方式 粗粗格格柵柵提提升升泵泵房房細細格格柵柵沉沉砂砂池池A曝池中沉池B曝池二沉池粗粗格格柵柵提提升升泵泵房房細細格格柵柵沉沉砂砂池池鼓風機房脫脫 水水系系 統(tǒng)統(tǒng)回流回流回流回流剩余污泥排放剩余污泥排放除臭系統(tǒng)紫外線消毒出水出水中水系統(tǒng)羅芳污水處理廠羅芳污水處理廠Luofang WWTPLuofang WWTP第18頁/共29頁l濱河污水處理廠成立于1983年，其設計規(guī)模為30萬噸/天，06改造后一、二期工程規(guī)模為18萬m3/d的污水處理系統(tǒng)，采用具有除磷脫氮功能的A2O工藝；三期工程AB

20、氧化溝規(guī)模為12萬m3/d，全廠增加深度處理設施。lEstablished in 1983, its design capacity of 300,000 tons / day, first and second stage project capacity is 180,000 m3/d, A2O process with phosphorus and nitrogen removal; third stage project is AB oxidation ditch, with the scale of 120,000 m3/d, the WWTP added the Advancedt

21、reatmentprocessfacilities in 2006.濱河污水處理廠濱河污水處理廠Binhe WWTPBinhe WWTP第19頁/共29頁鹽田污水處理廠籌建于 1998 年，2001 年 12 月 12 日通水試運行，占地面積 11.5 公頃，服務面積為鹽田區(qū)轄區(qū)內(nèi) 65.56平方公里，服務人口約 21.58 萬人。l Completed in 2001, covers an area of 11.5 hectares, serving a population of 21,5800 in Yantian District, approximately 65.56 square

22、 kilometers.一期工程已投資 3.2 億元，處理規(guī)模為 12 萬噸/日，待建二期工程處理規(guī)模為 8 萬噸/日，總處理規(guī)模為 20 萬噸/日。first-stageprojecthas invested 320 million yuan, deal with the scale of 120,000 tons / day, the second-stage project to be built will deal with the scale of 80,000 tons / day, with a total treatment capacity of 200000 tons /

23、day.鹽田污水處理廠鹽田污水處理廠Yantian WWTPYantian WWTP第20頁/共29頁l污水先經(jīng)粗格柵機，再用提升泵提升之后通過細格柵、沉砂池等設備去除大部分固體污染物后，流入MSBR 池，MSBR處理后出水經(jīng)紫外消毒后排入大鵬灣。lThe inflow first pass the coarse grid, and then rised by lift pump to remove of most of the solid contaminants through a fine grid, grit chamber, then after MSBR process, effl

24、uent discharged after treatment by UV disinfection into the sea.l部分經(jīng)紫外消毒后的出水再經(jīng)過過濾二氧化氯消毒后進入中水管網(wǎng)，供廠內(nèi)及鹽田區(qū)綠化、道路沖洗等用水。lUV sterilized water then filtered and disinfect by chlorine dioxide , entering the reclaimed water network, for plants and Yantian District greening, roads and other water rinse.鹽田污水處理廠鹽

25、田污水處理廠Yantian WWTPYantian WWTP第21頁/共29頁l西麗再生水廠2011年投入運營，工程總投資約1.8億元，設計規(guī)模5萬m3/d，出水水質(zhì)達到一級A標準lXili recycling plant put into operation in 2011, the total investment of about 180 million yuan, the design size 50,000 m3/d, water quality achieve “Municipal sewage treatment plant emission standards I-level

26、standard A.西麗再生水廠西麗再生水廠 Xili Renewable Water Plant Xili Renewable Water Plantl采用混凝沉淀+BAF曝氣生物濾池+混凝沉淀生物處理+紫外消毒，半地下式布置，上部景觀與綠化，集中采用活性炭及吸附的微生物膜除臭。lCoagulation sedimentation + BAF+ coagulation sedimentation biological treatment + UV disinfection, semi-underground-style layout, the upper part is landscape

27、 and greenery, activated carbon adsorption with microbial membrane is used to deodorant.第22頁/共29頁南山污水處理廠于1989年11月建成投產(chǎn)運行至今。為深圳市設計處理能力最大的城市污水處理廠，總設計處理能力73.6萬噸/天?，F(xiàn)有處理能力56萬噸/天?？傄?guī)劃占地面積42.55公頃。Nanshan WWTP put into operation in November 1989. It has the largest design capacity in Shenzhen, with a total de

28、sign capacity of 736,000 tons / day. Existing capacity 560,000 tons / day. The total planning area is 42.55 hectares.南山污水處理廠南山污水處理廠Nanshan WWTPNanshan WWTP第23頁/共29頁 工藝流程圖南山污水處理廠南山污水處理廠Nanshan WWTPNanshan WWTP第24頁/共29頁處理工藝處理工藝設施數(shù)量比例設施數(shù)量比例 處理能力比例處理能力比例一級與一級強化處理工藝l-Classprocess3.89.4傳統(tǒng)活性污泥法ActivatedSlu

29、dgeProcess15.518.0A/O、A2/O14.823.9SBR16.010.1氧化溝工藝OxidationDitchProcess31.325.4其他處理工藝Others18.613.2u 經(jīng)過近30年的不懈研究與技術引進,中國現(xiàn)階段城鎮(zhèn)污水處理的工藝水平已基本不落后于發(fā)達國家,A/O與A2/O、SBR以及氧化溝等新型工藝逐漸占據(jù)了主導地位uAfter tireless research and technology introduction over 30 years, the technological level of Chinas current urban wastewater treatment behind the developed countries have basically no, A / O and A2 / O, SBR and oxidation