陳穎-典型涂裝行業(yè)VOC排放特征與控制對策研究(1)(1)

1、典型涂裝行業(yè)VOCs排放特征與控制對策研究集裝箱行業(yè)陳陳 穎穎環(huán)境保護部環(huán)境發(fā)展中心環(huán)境保護部環(huán)境發(fā)展中心 報告提綱報告提綱一、揮發(fā)性有機物污染控制日韓經驗二、我國涂裝行業(yè)揮發(fā)性有機物控制情況以集裝箱行業(yè)為例Method of VOCs emissionsl Law for Promotion of Chemical Managementl Improve the Urban Environment and Protect the Health of CitizensEmission constraint l Air Pollution Control Act.l Improve the Ur

2、ban Environment and Protect the Health of Citizens Ordinance(Hazardous gas regulation)Appropriate management lPublic awareness of discharge control measuresVoluntary efforts ForcingLimitingVoluntaryExtensive韓國做法VOCs emission control/prevent guideline HAPs fugitive emission guideline petroleum refini

3、ng manufacturing/storage/distribution facility Petroleum refining facilityOverlap petrochemicals manufacturing/storage/distribution facility petrochemicals manufacturing facility synthetic rubber manufacturing facility Synthetic polymer & plastic manufacturing facility Iron & steel manufactu

4、ring facility oil storage/distribution facility, service station storage/refueling facility dry cleaners facility other designated facility solvents & paints manufacturing marine & large steel structure manufacturing vehicle manufacturing other manufacturing (scrubber, oil solvent storage fa

5、cilities)25韓國做法VOCs regulations apply to emission facilitieslocated at special measures area and air quality-regulated areas Application Area for VOCs Regulationsspecial measures area air quality-regulated areasspecial measures area air quality-regulated areasArea to require improvement of air quali

6、ty,above air quality standard or worry about excess Industrial complex (petroleum refining & petrochemicals manufacturing)21韓國做法 VOCs emission facilities over a certain scale should report on facility installation * Clean Air Conservation Act, article44(1) Emission Categories for VOCs Regulation

7、9 category 31 subcategory (Clean Air Conservation Act Enforcement Ordinance, article45 /Notification No.2012-130 of the Ministry of Environment) Any person who intends to install the VOCs emission facility shall take measures to prevent any damage to the atmospheric environment, which might be cause

8、d by the emission of VOCs, such as the installation of facilities to control or prevent the emission of VOCs * Clean Air Conservation Act, article44(3) petroleum refining manufacturing/storage/distribution facilities petrochemicals manufacturing/storage/distribution facilities, oil storage/distribut

9、ion facilities service station storage/refueling facilities dry cleaners facilities, .22韓國做法stageR&D Roadmap (emission category)enforcement1st stage(6 category) (10) Petroleum refinery facility15.1.1 (11) Iron & steel manufacturing facility, basic chemistry, synthetic rubber, plastic manufac

10、turing facility2nd stage(17 category) (12) Pharmaceutical compounds, other chemistry, chemical fiber manufacturing facility16.1.1 (13) other transportation equipment, electrical equipment, rubber plastic manufacturing facility3rd stage (14) motor vehicles, electron, paper manufacturing facilitysched

11、uled (15) primary metal, fiber product, metal product manufacturing facility16韓國做法VOCs Reduction on Paints and Coating (VOCs削減在涂料和涂裝) Voluntary Approach(志愿活動)(Profit Creation by VOCs Reduction)3. Result of an Activity Case 1:Paint Hose(軟管) Case 2:Color Change(換色時)日本做法Coating Enterprises (Ratio of Si

12、ze)（60,000基）（100,000/年）LegalUnder LegalVoluntary1000th（100,000th Company）（450,000/y）45,000/y100CoatingCompany20082008年年 環(huán)境技術分科會、環(huán)境技術分科會、CEMACEMA調査調査第回第回CEMACEMA技術発表技術発表Small &middleSmall &middleCoatingCompanyCoatingCompany99000th405,000/y90日本做法Appropriate Distance*Large Gun：2030cm*Small Gun：

13、1520cm Operating Speed：3060cm/s Basic Operation of Spray GunCopyright環(huán)境技術分科會 All rights Reserved.Same Speed日本做法Angle 90Coating Efficiency 43%Gloss94%Thickness23mC.E.36% 2.5 Angle of Spray Gun(角度角度)Copyright 環(huán)境技術分科會 All rights Reserved.Angle 45Angle 60C.E.26%Gloss90%Gloss37%Thickness20mThickness16mEq

14、ual time & weight3.1.4 Material and DiameterUrethane-Teflon-Teflon-Diameter :4mmCleaning Quality: O.K.Copyright2011 環(huán)境技術分科會 All rights Reserved.Diameter :4mmCleaning Quality: NO4.1 Actual Unit Cost Changeby Various s MeasuresMeasureVOCsdecreaseBooth treat70()Oven treat30Powder 95Water70Hisolid10

15、1020Yield(成品率)20$0.1$0.1$0.5$0.5Cost upCost downDepreciationRunning集裝箱生產規(guī)模及分布情況中國的集裝箱制造業(yè)已經成為一個快速化、流水化、集約化的成熟產業(yè)，隨著物流業(yè)的發(fā)展未來仍然保持上升趨勢。我國制造的集裝箱數量在全球市場占有率為95%以上主要分布在廣東、江蘇、山東、浙江、上海、廣東等地集裝箱涂裝VOCs排放與治理現狀位置涂層油漆種類干膜厚度（m）外側底漆環(huán)氧富鋅底漆40中層漆環(huán)氧磷酸鋅中層漆50外面漆氯化橡膠漆或丙烯酸漆40內側底漆環(huán)氧富鋅底漆30面漆環(huán)氧面漆45箱底鋼結構環(huán)氧富鋅底漆50箱底專用漆150200木地板聚氨酯木

16、器漆（固化劑） 150200 預處理、面漆噴涂（底漆、內面漆、外面漆）工藝環(huán)節(jié)仍以使用溶劑型涂料為主，底漆中VOCs質量含量約為17.9%25%，面漆中VOCs質量含量約為25%70%。還需添加10%20%的稀釋劑,主要成分為甲苯、二甲苯,其次還有甲基異丁基酮、異丁醇、醋酸丁酯等)含VOCs油漆使用情況集裝箱涂裝工藝流程及VOCs產污環(huán)節(jié)集裝箱涂裝VOCs廢氣產生情況 有機廢氣風量大；裝箱涂裝工藝過程中，主要漆房廢氣的流量在10萬12萬m3/h以上。 有害物質主要是甲苯、二甲苯等苯系物。 集裝箱涂裝工藝過程產生的甲苯、二甲苯濃度在500mg/m3左右。 以1條集裝箱生產線為例計算，噴漆廢氣中的

17、總VOCs濃度波動范圍為4002000mg/m3。集裝箱涂裝VOCs控制技術 水性涂料 高固體分涂料使用環(huán)保涂料 減少涂料使用量 減少溶劑揮發(fā)量改進涂裝工藝 吸附冷凝法 吸收溶解法 燃燒法 等離子凈化技術末端VOCs治理技術 全部使用水性涂料，單箱VOCs產生量降低85% 使用高固體分涂料，單箱VOCs產生量下降20% 單箱減排VOCs15% 采用冷凝法、吸收溶解法，VOCs吸收率可達到90%以上； 采用燃燒、等離子凈化技術，末端VOCs處理量達到95%項目直接燃燒法催化燃燒法蓄熱燃燒法濃縮+燃燒法處理方法直接燃燒，操作溫度650760低溫催化接觸氧化法，操作溫度300400 燃燒室中產生的熱

18、用熱交換器儲存，操作溫度800900先吸附富集廢氣中的VOCs，后進行解析富氧燃燒適用濃度（mg/m3）10,00020，0003,50020,0003,50020,0007007,000處理效率9899%以上9599%以上9599%以上8095%以上裝置尺寸中中中大設備重量小中中大中大初期投資小中大大熱回收率5065%以上5065%以上8595%以上5095%以上燃料消耗大小中小小電量消耗小中大中幾種燃燒法技術比較幾種燃燒法技術比較Comparison of several combustion technologies典型案例溶劑回收裝置中集開發(fā)的底漆自動輥涂生產線催化燃燒設備Sketch

19、 of container industry VOCs controlling policies0.0%5.0%10.0%15.0%20.0%25.0%30.0%35.0%40.0%45.0%異丙醇異丁醇正丁醇甲基異丁酮苯甲苯乙苯間對二甲苯鄰二甲苯1,3,5三甲苯底漆中間漆內面漆外面漆烘房處理前集裝箱生產廢氣VOCs成分譜0%20%40%60%80%100%120%底漆中間漆內面漆外面漆烘房各工段廢氣各工段廢氣TVOC去除率去除率0200400600800100012001400底漆中間漆內面漆外面漆烘房各工段各工段TVOC處理前濃度處理前濃度mg/m3處理后（除塵+活性炭吸附）廢氣VOCs成分譜集裝箱行