建設(shè)項(xiàng)目環(huán)境影響報(bào)告表（污染影響類）項(xiàng)目名稱：廣西松桉年產(chǎn)1萬立方米膠合板擴(kuò)建項(xiàng)目編制日期：二〇二五年三月目錄155281評(píng)價(jià)目的 195752編制依據(jù) 2172693評(píng)價(jià)等級(jí)及影響分析 2121883.1環(huán)境空氣評(píng)價(jià)工作等級(jí) 2272983.2污染源結(jié)果 59773.3大氣防護(hù)距離 13162413.4污染物排放量核算 1313373.5排氣筒高度合理性分析 15244124大氣環(huán)境影響評(píng)價(jià)結(jié)論 151評(píng)價(jià)目的根據(jù)《建設(shè)項(xiàng)目環(huán)境影響報(bào)告表編制技術(shù)指南（污染影響類）》（試行）表1，本項(xiàng)目排放廢氣甲醛屬于有毒有害物質(zhì)，且項(xiàng)目廠界外500米范圍內(nèi)有居住區(qū)，故本項(xiàng)目需設(shè)置大氣環(huán)境影響評(píng)價(jià)專題。本大氣環(huán)境影響評(píng)價(jià)專題的編制，旨在進(jìn)一步分析說明廣西松桉木業(yè)有限公司年產(chǎn)1萬立方米膠合板擴(kuò)建項(xiàng)目環(huán)境影響報(bào)告表中所不能詳盡說明的評(píng)價(jià)區(qū)域大氣環(huán)境的影響問題，為環(huán)境保護(hù)行政主管部門的決策提供科學(xué)依據(jù)。2編制依據(jù)（1）《環(huán)境影響評(píng)價(jià)技術(shù)導(dǎo)則總綱》（HJ2.1-2016）；（2）《環(huán)境評(píng)價(jià)技術(shù)導(dǎo)則大氣環(huán)境》（HJ2.2-2018）；（3）《中華人民共和國(guó)環(huán)境保護(hù)法》（2014年修訂，2015年1月1日起實(shí)施）；（4）《中華人民共和國(guó)大氣污染防治法》（2018年10月26日修正實(shí)施）；（5）《國(guó)務(wù)院關(guān)于印發(fā)大氣污染防治行動(dòng)計(jì)劃的通知》（國(guó)發(fā)〔2013〕37號(hào)，2013年9月10日印發(fā)）；（6）《關(guān)于落實(shí)大氣污染防治行動(dòng)計(jì)劃嚴(yán)格環(huán)境影響評(píng)價(jià)準(zhǔn)入的通知》（環(huán)辦〔2014〕30號(hào)，2014年3月25日印發(fā)）；（7）《建設(shè)項(xiàng)目環(huán)境影響報(bào)告表編制技術(shù)指南（污染影響類）》（試行）。3評(píng)價(jià)等級(jí)及影響分析3.1環(huán)境空氣評(píng)價(jià)工作等級(jí)根據(jù)《環(huán)境影響評(píng)價(jià)技術(shù)導(dǎo)則大氣環(huán)境》（HJ2.2-2018）關(guān)于大氣環(huán)境影響評(píng)價(jià)等級(jí)的判定原則，運(yùn)用導(dǎo)則附錄A推薦模型中估算模型分別計(jì)算項(xiàng)目污染源的最大環(huán)境影響，然后按評(píng)價(jià)工作分級(jí)判據(jù)進(jìn)行分級(jí)。根據(jù)項(xiàng)目生產(chǎn)工藝分析可知，該項(xiàng)目產(chǎn)生的主要大氣污染物為顆粒物（PM10、PM2.5）、SO2、NOX、甲醛、非甲烷總烴，按《環(huán)境影響評(píng)價(jià)技術(shù)導(dǎo)則大氣環(huán)境》（HJ2.2-2018）中的規(guī)定，選擇主要污染物PM10、PM2.5、SO2、NOX、甲醛、非甲烷總烴為大氣影響評(píng)價(jià)因子，排放參數(shù)源強(qiáng)見表3.1-1及表3.1-4，估算模型參數(shù)表見3.1-5。表3.1-1正常工況主要廢氣污染源參數(shù)一覽表（點(diǎn)源）污染源名稱排氣筒底部中心坐標(biāo)(o)排氣筒底部海拔高度(m)排氣筒參數(shù)年排放小時(shí)（h）排放工況排放速率（kg/h）經(jīng)度緯度高度(m)內(nèi)徑(m)溫度(℃)流速(m/s)1#排氣筒109.46422123.317448108350.38021.412400正常工況PM100.19PM2.50.095SO20.57NOx0.982#排氣筒109.46485623.317034108150.62514.742400正常工況甲醛0.018非甲烷總烴0.0073#排氣筒109.46473823.316846107150.42522.122400正常工況PM100.324PM2.50.162注：①PM2.5源強(qiáng)按PM1050%計(jì)。②本次源強(qiáng)按改擴(kuò)建后排氣筒最終排放量進(jìn)行估算。表3.1-2非正常工況主要廢氣污染源參數(shù)一覽表（點(diǎn)源）污染源名稱排氣筒底部中心坐標(biāo)(o)排氣筒底部海拔高度(m)排氣筒參數(shù)年排放小時(shí)（h）排放工況排放速率（kg/h）經(jīng)度緯度高度(m)內(nèi)徑(m)溫度(℃)流速(m/s)1#排氣筒109.46422123.317448108350.38021.412400正常工況PM104.625PM2.52.313SO20.57NOx0.982#排氣筒109.46485623.317034108150.62514.742400正常工況甲醛0.055非甲烷總烴0.0223#排氣筒109.46473823.316846107150.42522.122400正常工況PM1016.182PM2.58.091注：①PM2.5源強(qiáng)按PM1050%計(jì)。表3.1-3主要廢氣污染源參數(shù)一覽表（面源）污染源名稱面源起點(diǎn)坐標(biāo)(o)海拔高度/m面源長(zhǎng)度/m面源寬度/m面源有效排放高度/m年排放小時(shí)/h排放工況污染物名稱排放速率kg/h經(jīng)度緯度生產(chǎn)車間109.46420723.31766110890.3446.25122400正常工況甲醛0.01非甲烷總烴0.004PM100.101PM2.50.051表3.1-4預(yù)測(cè)敏感點(diǎn)一覽表污染源名稱面源起點(diǎn)坐標(biāo)(o)海拔高度/m經(jīng)度緯度鳳凰村109.45504723.284549102.0大凌屯109.44011323.28713199.0上巖屯109.45011223.304711108.0三鴿109.44906123.28908298.0烏龍109.45708623.315855116.0芳村109.43629323.281987100.0龍扶村109.44513423.317835118.0東龍鎮(zhèn)區(qū)109.46425323.298956106.0表3.1-5估算模型參數(shù)表參數(shù)取值城市農(nóng)村/選項(xiàng)城市/農(nóng)村農(nóng)村人口數(shù)(城市人口數(shù))/最高環(huán)境溫度39.6°C最低環(huán)境溫度-3.3°C土地利用類型農(nóng)田區(qū)域濕度條件潮濕是否考慮地形考慮地形否地形數(shù)據(jù)分辨率(m)/是否考慮海岸線熏煙考慮海岸線熏煙否海岸線距離/km/海岸線方向/o/按照《環(huán)境影響評(píng)價(jià)技術(shù)導(dǎo)則大氣環(huán)境》（HJ2.2-2018）規(guī)定，分別計(jì)算每一種污染物的最大地面空氣質(zhì)量濃度占標(biāo)率Pi（第i個(gè)污染物），及第i個(gè)污染物的地面空氣質(zhì)量濃度達(dá)標(biāo)準(zhǔn)限值10%時(shí)所對(duì)應(yīng)的最遠(yuǎn)距離D10%，其中Pi定義為：式中：Pi－第i個(gè)污染物的最大空氣質(zhì)量地面濃度占標(biāo)率，%；ρi－采用估算模型計(jì)算出的第i個(gè)污染物的最大1h地面空氣質(zhì)量濃度，μg/m3或mg/m3；ρ0i－第i個(gè)污染物的環(huán)境空氣質(zhì)量標(biāo)準(zhǔn)，μg/m3或mg/m3；ρ0i一般選用GB3095中1小時(shí)平均取樣時(shí)間的二級(jí)標(biāo)準(zhǔn)的濃度限值；對(duì)僅有8h平均質(zhì)量濃度限值、日平均質(zhì)量濃度限值或年平均質(zhì)量濃度限值的，可分別按2倍、3倍、6倍折算為1h平均質(zhì)量濃度限值。評(píng)價(jià)工作等級(jí)的判定依據(jù)見表3.1-6。表3.1-6評(píng)價(jià)工作等級(jí)評(píng)價(jià)工作等級(jí)評(píng)價(jià)工作分級(jí)判據(jù)一級(jí)評(píng)價(jià)Pmax≧10%二級(jí)評(píng)價(jià)1%≦Pmax<10%三級(jí)評(píng)價(jià)Pmax<1%估算結(jié)果見表3.1-7。表3.1-7本項(xiàng)目Pmax和D10%預(yù)測(cè)結(jié)果一覽表污染源名稱評(píng)價(jià)因子評(píng)價(jià)標(biāo)準(zhǔn)(μg/m3)Cmax(μg/m3)Pmax(%)D10%(m)1#排氣筒PM10450.02.65080.5891/1#排氣筒PM2.5225.01.32540.5891/1#排氣筒SO2500.07.95241.5905/1#排氣筒NOx250.013.67255.4690/2#排氣筒甲醛50.01.74613.4922/2#排氣筒NMHC2000.00.73520.0368/3#排氣筒PM10450.029.77506.6167/3#排氣筒PM2.5225.014.88756.6167/生產(chǎn)車間PM10450.043.00989.5577/生產(chǎn)車間PM2.5225.021.71789.6524/生產(chǎn)車間甲醛50.04.25848.5168/生產(chǎn)車間NMHC2000.01.70340.0852/由表3.1-5可知，Pmax最大值出現(xiàn)為生產(chǎn)車間排放的PM2.5Pmax值為9.6524%，Cmax為21.7178μg/m3。根據(jù)《環(huán)境影響評(píng)價(jià)技術(shù)導(dǎo)則大氣環(huán)境》（HJ2.2-2018）分級(jí)判據(jù)，確定本項(xiàng)目大氣環(huán)境影響評(píng)價(jià)工作等級(jí)為二級(jí)。3.2污染源結(jié)果表3.2-1面源預(yù)測(cè)結(jié)果一覽表下風(fēng)向距離m生產(chǎn)車間PM10濃度(μg/m3)PM10占標(biāo)率(%)PM2.5濃度(μg/m3)PM2.5占標(biāo)率(%)甲醛濃度(μg/m3)甲醛占標(biāo)率(%)非甲烷總烴濃度(μg/m3)非甲烷總烴占標(biāo)率(%)5035.50157.889217.92657.96733.51507.03001.40600.070310042.64839.477421.53539.57124.22268.44521.68900.084520029.99906.666415.14806.73252.97025.94041.18810.059430023.34115.186911.78615.23832.31104.62200.92440.046240020.07684.461510.13784.50571.98783.97560.79510.039850017.13773.80848.65373.84611.69683.39360.67870.033960015.06213.34717.60563.38031.49132.98260.59650.029870013.50773.00176.82073.03141.33742.67480.53500.026780012.29272.73176.20722.75881.21712.43420.48680.024390011.31302.51405.71252.53891.12012.24020.44800.0224100010.50402.33425.30402.35731.04002.08000.41600.020812009.40562.09014.74942.11080.93131.86250.37250.018614008.87921.97324.48361.99270.87911.75830.35170.017616008.40901.86874.24611.88720.83261.66510.33300.016718008.06821.79294.07401.81070.79881.59770.31950.016020007.66971.70443.87281.72130.75941.51880.30380.015225006.81971.51553.44361.53050.67521.35040.27010.013530006.12771.36173.09421.37520.60671.21340.24270.012135005.55281.23402.80391.24620.54981.09960.21990.011040005.06811.12622.55911.13740.50181.00360.20070.010045004.65451.03432.35031.04460.46080.92170.18430.009250004.29810.95512.17030.96460.42550.85110.17020.0085100002.54430.56541.28470.57100.25190.50380.10080.0050110002.38810.53071.20590.53600.23640.47290.09460.0047120002.24850.49971.13540.50460.22260.44520.08900.0045130002.12280.47171.07190.47640.21020.42040.08410.0042140002.00930.44651.01460.45090.19890.39790.07960.0040150001.90840.42410.96360.42830.18900.37790.07560.0038200001.53900.34200.77710.34540.15240.30480.06100.0030250001.30040.28900.65660.29180.12880.25750.05150.0026東龍鎮(zhèn)區(qū)20.07684.461510.13784.50571.98783.97560.79510.0398雙巖村8.06821.79294.07401.81070.79881.59770.31950.0160上巖屯7.66971.70443.87281.72130.75941.51880.30380.0152二龍村6.81971.51553.44361.53050.67521.35040.27010.0135下風(fēng)向最大濃度43.00989.557721.71789.65244.25848.51681.70340.0852下風(fēng)向最大濃度出現(xiàn)距離91.091.091.091.091.091.091.091.0D10%最遠(yuǎn)距離////////表3.2-2正常工況1#排氣筒預(yù)測(cè)結(jié)果一覽表下風(fēng)向距離m1#排氣筒PM10濃度(μg/m3)PM10占標(biāo)率(%)PM2.5濃度(μg/m3)PM2.5占標(biāo)率(%)SO2濃度(μg/m3)SO2占標(biāo)率(%)NOx濃度(μg/m3)NOx占標(biāo)率(%)501.84690.41040.92340.41045.54071.10819.52613.81041001.39180.30930.69590.30934.17540.83517.17882.87152002.47550.55011.23770.55017.42651.485312.76845.10733002.62020.58231.31010.58237.86061.572113.51475.40594002.38260.52951.19130.52957.14781.429612.28924.91575002.11360.46971.05680.46976.34081.268210.90174.36076001.87950.41770.93970.41775.63851.12779.69433.87777001.68610.37470.84300.37475.05831.01178.69673.47878001.52710.33940.76350.33944.58130.91637.87663.15069001.40520.31230.70260.31234.21560.84317.24792.899110001.32190.29380.66100.29383.96570.79316.81822.727312001.25350.27860.62680.27863.76050.75216.46542.586214001.16910.25980.58460.25983.50730.70156.03012.412016001.08490.24110.54240.24113.25470.65095.59582.238318001.00680.22370.50340.22373.02040.60415.19302.077220000.93670.20820.46840.20822.81020.56204.83161.932625000.82590.18350.41300.18352.47780.49564.26021.704130000.73710.16380.36860.16382.21140.44233.80201.520835000.66040.14680.33020.14681.98130.39633.40651.362640000.59640.13250.29820.13251.78930.35793.07641.230545000.54320.12070.27160.12071.62960.32592.80181.120750000.49860.11080.24930.11081.49570.29912.57161.0286100000.27540.06120.13770.06120.82620.16521.42050.5682110000.25470.05660.12740.05660.76420.15281.31380.5255120000.23690.05260.11840.05260.71060.14211.22180.4887130000.22130.04920.11060.04920.66390.13281.14140.4566140000.20760.04610.10380.04610.62270.12451.07060.4282150000.19540.04340.09770.04340.58610.11721.00760.4031200000.15350.03410.07670.03410.46040.09210.79160.3167250000.12770.02840.06390.02840.38310.07660.65870.2635東龍鎮(zhèn)區(qū)2.38260.52951.19130.52957.14781.429612.28924.9157雙巖村1.00680.22370.50340.22373.02040.60415.19302.0772上巖屯0.93670.20820.46840.20822.81020.56204.83161.9326二龍村0.82590.18350.41300.18352.47780.49564.26021.7041下風(fēng)向最大濃度2.65080.58911.32540.58917.95241.590513.67255.4690下風(fēng)向最大濃度出現(xiàn)距離264.0264.0264.0264.0264.0264.0264.0264.0D10%最遠(yuǎn)距離////////表3.2-3非正常工況1#排氣筒預(yù)測(cè)結(jié)果一覽表下風(fēng)向距離m1#排氣筒PM10濃度(μg/m3)PM10占標(biāo)率(%)PM2.5濃度(μg/m3)PM2.5占標(biāo)率(%)SO2濃度(μg/m3)SO2占標(biāo)率(%)NOx濃度(μg/m3)NOx占標(biāo)率(%)5044.96609.992422.48799.99465.54181.10849.52793.811210033.88507.530016.94627.53164.17610.83527.18002.872020060.270013.393330.141513.39627.42791.485612.77075.108330063.793014.176231.903414.17937.86211.572413.51725.406940058.008012.890729.010312.89357.14911.429812.29144.916650051.458011.435125.734611.43766.34191.268410.90354.361460045.760010.168922.884910.17115.63961.12799.69623.878570041.05009.122220.52949.12425.05911.01188.69823.479380037.17908.262018.59358.26384.58210.91647.87793.151290034.21207.602717.10977.60434.21640.84337.24922.8997100032.18307.151816.09507.15333.96630.79336.81932.7277120030.51706.781615.26186.78303.76100.75226.46632.5865140028.46506.325614.23566.32693.50810.70166.03152.4126160026.41305.869613.20945.87083.25520.65105.59672.2387180024.51305.447312.25925.44853.02110.60425.19412.0776200022.80605.068011.40555.06912.81070.56214.83241.9330250020.10904.468710.05674.46962.47830.49574.26091.7044300017.94703.98828.97543.98912.21180.44243.80281.5211350016.08003.57338.04173.57411.98180.39643.40721.3629400014.52103.22697.26213.22761.78960.35793.07691.2308450013.22502.93896.61392.93951.62990.32602.80231.1209500012.13902.69766.07082.69811.49600.29922.57221.0289100006.70521.49003.35331.49040.82640.16531.42080.5683110006.20161.37813.10151.37840.76430.15291.31410.5256120005.76711.28162.88421.28190.71080.14221.22200.4888130005.38781.19732.69451.19750.66400.13281.14160.4567140005.05341.12302.52721.12320.62280.12461.07080.4283150004.75621.05692.37861.05720.58620.11721.00780.4031200003.73680.83041.86880.83060.46050.09210.79180.3167250003.10940.69101.55500.69110.38320.07660.65890.2635東龍鎮(zhèn)區(qū)58.008012.890729.010312.89357.14911.429812.29144.9166雙巖村24.51305.447312.25925.44853.02110.60425.19412.0776上巖屯22.80605.068011.40555.06912.81070.56214.83241.9330二龍村20.10904.468710.05674.46962.47830.49574.26091.7044下風(fēng)向最大濃度64.536014.341332.275014.34447.95361.590713.67475.4699下風(fēng)向最大濃度出現(xiàn)距離264.0264.0264.0264.0264.0264.0264.0264.0D10%最遠(yuǎn)距離625.0625.0625.0625.0////表3.2-4正常工況2#排氣筒預(yù)測(cè)結(jié)果一覽表下風(fēng)向距離m2#排氣筒甲醛濃度(μg/m3)甲醛占標(biāo)率(%)非甲烷總烴濃度(μg/m3)非甲烷總烴占標(biāo)率(%)500.47540.95090.20020.01001001.12262.24520.47270.02362001.74613.49220.73520.03683001.51043.02080.63600.03184001.20222.40440.50620.02535000.96511.93020.40640.02036000.93201.86400.39240.01967000.88791.77580.37380.01878000.83221.66440.35040.01759000.77451.54910.32610.016310000.71901.43810.30280.015112000.65251.30500.27470.013714000.59521.19050.25060.012516000.54121.08240.22790.011418000.49260.98510.20740.010420000.44960.89910.18930.009525000.38680.77360.16290.008130000.33770.67550.14220.007135000.32140.64270.13530.006840000.30310.60620.12760.006445000.28420.56840.11970.006050000.26580.53170.11190.0056100000.16150.32290.06800.0034110000.14710.29420.06190.0031120000.13430.26860.05660.0028130000.12410.24830.05230.0026140000.11700.23400.04930.0025150000.11160.22330.04700.0024200000.08960.17930.03770.0019250000.07290.14580.03070.0015東龍鎮(zhèn)區(qū)1.20222.40440.50620.0253雙巖村0.49260.98510.20740.0104上巖屯0.44960.89910.18930.0095二龍村0.38680.77360.16290.0081下風(fēng)向最大濃度1.74613.49220.73520.0368下風(fēng)向最大濃度出現(xiàn)距離201.0201.0201.0201.0D10%最遠(yuǎn)距離////表3.2-5非正常工況2#排氣筒預(yù)測(cè)結(jié)果一覽表下風(fēng)向距離m2#排氣筒甲醛濃度(μg/m3)甲醛占標(biāo)率(%)非甲烷總烴濃度(μg/m3)非甲烷總烴占標(biāo)率(%)501.20082.40160.47530.02381002.83535.67061.12230.05612004.40998.81981.74560.08733003.81477.62941.51000.07554003.03626.07241.20180.06015002.43744.87480.96480.04826002.35394.70780.93180.04667002.24244.48480.88760.04448002.10184.20360.83200.04169001.95613.91220.77430.038710001.81603.63200.71880.035912001.64793.29580.65230.032614001.50333.00660.59510.029816001.36692.73380.54110.027118001.24402.48800.49240.024620001.13542.27080.44940.022525000.97691.95380.38670.019330000.85301.70600.33760.016935000.81161.62330.32130.016140000.76551.53090.30300.015145000.71771.43540.28410.014250000.67141.34280.26580.0133100000.40780.81550.16140.0081110000.37150.74310.14710.0074120000.33920.67850.13430.0067130000.31350.62700.12410.0062140000.29550.59090.11700.0058150000.28190.56390.11160.0056200000.22640.45280.08960.0045250000.18410.36810.07290.0036東龍鎮(zhèn)區(qū)3.03626.07241.20180.0601雙巖村1.24402.48800.49240.0246上巖屯1.13542.27080.44940.0225二龍村0.97691.95380.38670.0193下風(fēng)向最大濃度4.41008.82001.74560.0873下風(fēng)向最大濃度出現(xiàn)距離201.0201.0201.0201.0D10%最遠(yuǎn)距離////表3.2-6正常工況3#排氣筒預(yù)測(cè)結(jié)果一覽表下風(fēng)向距離m3#排氣筒PM10濃度(μg/m3)PM10占標(biāo)率(%)PM2.5濃度(μg/m3)PM2.5占標(biāo)率(%)508.10301.80074.05151.800710019.14304.25409.57154.254020029.77406.616414.88706.616430025.75505.723312.87755.723340020.50004.555610.25004.555650016.45703.65718.22853.657160015.89303.53187.94653.531870015.14003.36447.57003.364480014.19103.15367.09553.153690013.20702.93496.60352.9349100012.26102.72476.13052.7247120011.12602.47245.56302.4724140010.15002.25565.07502.255616009.22872.05084.61432.050818008.39921.86654.19961.866520007.66561.70353.83281.703525006.59581.46573.29791.465730005.75921.27982.87961.279835005.47991.21782.73991.217840005.16821.14852.58411.148545004.84581.07682.42291.076850004.53301.00732.26651.0073100002.75300.61181.37650.6118110002.50860.55751.25430.5575120002.29040.50901.14520.5090130002.11660.47041.05830.4704140001.99490.44330.99740.4433150001.90370.42300.95180.4230200001.52840.33960.76420.3396250001.24270.27620.62130.2762東龍鎮(zhèn)區(qū)20.50004.555610.25004.5556雙巖村8.39921.86654.19961.8665上巖屯7.66561.70353.83281.7035二龍村6.59581.46573.29791.4657下風(fēng)向最大濃度29.77506.616714.88756.6167下風(fēng)向最大濃度出現(xiàn)距離201.0201.0201.0201.0D10%最遠(yuǎn)距離////表3.2-7非正常工況3#排氣筒預(yù)測(cè)結(jié)果一覽表下風(fēng)向距離m3#排氣筒PM10濃度(μg/m3)PM10占標(biāo)率(%)PM2.5濃度(μg/m3)PM2.5占標(biāo)率(%)50404.700089.9333202.350089.9333100956.0900212.4644478.0450212.46442001487.0000330.4444743.5000330.44443001286.3000285.8444643.1500285.84444001023.8000227.5111511.9000227.5111500821.9200182.6489410.9600182.6489600793.7500176.3889396.8750176.3889700756.1700168.0378378.0850168.0378800708.7600157.5022354.3800157.5022900659.6200146.5822329.8100146.58221000612.3800136.0844306.1900136.08441200555.6900123.4867277.8450123.48671400506.9200112.6489253.4600112.64891600460.9200102.4267230.4600102.42671800419.490093.2200209.745093.22002000382.860085.0800191.430085.08002500329.420073.2044164.710073.20443000287.640063.9200143.820063.92003500273.690060.8200136.845060.82004000258.120057.3600129.060057.36004500242.020053.7822121.010053.78225000226.400050.3111113.200050.311110000137.500030.555668.750030.555611000125.290027.842262.645027.842212000114.390025.420057.195025.420013000105.710023.491152.855023.49111400099.636022.141349.818022077021.128247.538521.12822000076.337016.963838.168516.96382500062.065013.792231.032513.7922東龍鎮(zhèn)區(qū)1023.8000227.5111511.9000227.5111雙巖村419.490093.2200209.745093.2200上巖屯382.860085.0800191.430085.0800二龍村329.420073.2044164.710073.2044下風(fēng)向最大濃度出現(xiàn)距離201.0201.0201.0201.0D10%最遠(yuǎn)距離>25000>25000>25000>25000根據(jù)表3.2-1~表3.2-7可知，正常工況下PM10、PM2.5下風(fēng)向最大濃度值小于《環(huán)境空氣質(zhì)量標(biāo)準(zhǔn)》（GB3095-2012）二級(jí)限值要求；甲醛下風(fēng)向最大濃度值小于《環(huán)境影響評(píng)價(jià)技術(shù)導(dǎo)則大氣環(huán)境》（HJ2.2-2018）附錄D限值要求；非甲烷總烴下風(fēng)向最大濃度值小于《大氣污染物綜合排放標(biāo)準(zhǔn)詳解》（國(guó)家環(huán)境保護(hù)局科技標(biāo)準(zhǔn)司）中的非甲烷總烴環(huán)境質(zhì)量標(biāo)準(zhǔn)值2mg/m3限值要求。1#排氣筒排放的污染物PM10、PM2.5、SO2及NOx下風(fēng)向最大濃度值均小于《環(huán)境空氣質(zhì)量標(biāo)準(zhǔn)》（GB3095-2012）中的限值要求，下風(fēng)向最大濃度出現(xiàn)距離為264m，且占標(biāo)率均低于10%；2#排氣筒排放的污染物甲醛下風(fēng)向最大濃度值小于《環(huán)境影響評(píng)價(jià)技術(shù)導(dǎo)則大氣環(huán)境》（HJ2.2-2018）附錄D中的標(biāo)準(zhǔn)值，非甲烷總烴下風(fēng)向最大濃度值小于《大氣污染物綜合排放標(biāo)準(zhǔn)詳解》（國(guó)家環(huán)境保護(hù)局科技標(biāo)準(zhǔn)司）中的非甲烷總烴環(huán)境質(zhì)量標(biāo)準(zhǔn)值2mg/m3限值要求，下風(fēng)向最大濃度出現(xiàn)距離為201m，且占標(biāo)率均低于10%；3#排氣筒排放的污染物PM10、PM2.5下風(fēng)向最大濃度值小于《環(huán)境空氣質(zhì)量標(biāo)準(zhǔn)》（GB3095-2012）中的標(biāo)準(zhǔn)限值，下風(fēng)向最大濃度出現(xiàn)距離為201m，且占標(biāo)率均低于10%；本項(xiàng)目大氣環(huán)境保護(hù)目標(biāo)均不在污染物排放的最大落地濃度距離處，且占標(biāo)率均低于10%，本項(xiàng)目對(duì)環(huán)境保護(hù)目標(biāo)影響不大。正常工況下下風(fēng)向東龍鎮(zhèn)區(qū)、雙巖村等主要大氣環(huán)境保護(hù)目標(biāo)各污染物占標(biāo)率均較小，對(duì)敏感目標(biāo)影響不大。非正常工況下，本項(xiàng)目各污染物排放濃度、排放速率，即預(yù)測(cè)占標(biāo)率增加，對(duì)大氣環(huán)境和敏感目標(biāo)有一定影響，要求加強(qiáng)污染治理設(shè)施的檢查，確保設(shè)施正常運(yùn)行，污染物達(dá)標(biāo)排放。3.3大氣防護(hù)距離根據(jù)《環(huán)境影響評(píng)價(jià)技術(shù)導(dǎo)則大氣環(huán)境》（HJ2.2-2018），大氣評(píng)價(jià)等級(jí)為二級(jí)，項(xiàng)目廠界及廠界外大氣污染物貢獻(xiàn)值均未超過相應(yīng)環(huán)境質(zhì)量濃度限值，無需設(shè)置大氣防護(hù)距離，因此本項(xiàng)目不設(shè)置大氣環(huán)境防護(hù)距離。3.4污染物排放量核算1、有組織排放量核算根據(jù)《排污單位自行監(jiān)測(cè)技術(shù)指南總則》（HJ819-2017）、《排污許可證申請(qǐng)與核發(fā)技術(shù)規(guī)范人造板工業(yè)》（HJ1032-2019）及《排污許可證申請(qǐng)與核發(fā)技術(shù)規(guī)范鍋爐》（HJ953--2018），本項(xiàng)目1#~3#排氣筒均為一般排放口。參照《環(huán)境影響評(píng)價(jià)技術(shù)導(dǎo)則大氣環(huán)境》（HJ2.2-2018）附錄C中的表C.31，大氣污染物有組織排放量核算詳見下表3.4-1。表3.4-1大氣污染物有組織排放量核算表序號(hào)排污口編號(hào)污染物核算排放濃度/（mg/m3）核算排放速率/（kg/h）核算年排放量/（t/a）一般排放口11#排氣筒顆粒物33.970.190.444SO2104.970.571.372NOx180.030.982.35322#排氣筒甲醛1.280.0190.0456非甲烷總烴0.510.0080.018233#排氣筒顆粒物32.40.3240.777有組織排放總計(jì)有組織排放總計(jì)顆粒物1.221SO21.372NOx2.353甲醛0.0456非甲烷總烴0.0182參照《環(huán)境影響評(píng)價(jià)技術(shù)導(dǎo)則大氣環(huán)境》（HJ2.2-2018）附錄C中的表C.32，大氣污染物無組織排放量核算詳見下表3.4-2。表3.4-2大氣污染物無組織排放量核算表排放口編號(hào)產(chǎn)污環(huán)節(jié)污染物主要污染防治措施國(guó)家或地方污染物排放標(biāo)準(zhǔn)年排放量/（t/a）標(biāo)準(zhǔn)名稱濃度限值生產(chǎn)車間膠合板生產(chǎn)線甲醛半封閉車間、加強(qiáng)車間機(jī)械排風(fēng)大氣污染物綜合排放標(biāo)準(zhǔn)》（GB16297-1996）表2無組織排放監(jiān)控濃度限值0.2mg/m30.024非甲烷總烴4mg/m30.01顆粒物1mg/m30.243無組織排放總計(jì)無組織排放總計(jì)甲醛0.024t/a非甲烷總烴0.01t/a顆粒物0.243t/a2、項(xiàng)目大氣污染物年排放量核算參照《環(huán)境影響評(píng)價(jià)技術(shù)導(dǎo)則大氣環(huán)境》（HJ2.2-2018）附錄C中的表C.33，項(xiàng)目大氣污染物年排放量核算詳見下表3.4-3。表3.4-3大氣污染物年排放量核算表序號(hào)污染物年排放量/（t/a）1顆粒物1.4642SO21.3723NOx2.3534甲醛0.06965非甲烷總烴0.0283、非正常排放量核算非正常情況一般指處理設(shè)施效率降低、設(shè)備檢修、工藝設(shè)備運(yùn)轉(zhuǎn)異常等生產(chǎn)設(shè)施非正常工況或污染治理設(shè)施非正常狀況。本項(xiàng)目設(shè)備檢修時(shí)停止生產(chǎn)，不會(huì)產(chǎn)生廢氣，工藝設(shè)備運(yùn)轉(zhuǎn)異常對(duì)廢氣排放影響不明顯，因此本項(xiàng)目非正常排放僅考慮污染治理設(shè)施達(dá)不到應(yīng)有效率的這一種情況下排放。根據(jù)本項(xiàng)目的廢氣污染治理設(shè)施與預(yù)防措施實(shí)際情況，設(shè)定廢氣處理設(shè)施的處理效率為50%時(shí)（除SO2、NOx外），為本項(xiàng)目污染治理設(shè)施達(dá)不到應(yīng)有效率的非正常排放情形。參照《環(huán)境影響評(píng)價(jià)技術(shù)導(dǎo)則大氣環(huán)境》（HJ2.2-2018）附錄C中的表C.34，核