新能源鋰電池負(fù)極材料和廢舊鋰電池資源回收再生建設(shè)項(xiàng)目運(yùn)營(yíng)期大氣環(huán)境影響分析

新能源鋰電池負(fù)極材料和廢舊鋰電池資源回收再生建設(shè)項(xiàng)目運(yùn)營(yíng)期大氣環(huán)境影響分析1.1評(píng)價(jià)思路①收集當(dāng)?shù)丨h(huán)境氣象資料，并充分考慮地形的影響，分析廠址周圍的氣象特征，確定大氣預(yù)測(cè)模型重點(diǎn)有關(guān)參數(shù)；②根據(jù)本項(xiàng)目的排污情況，選用相應(yīng)的模式，預(yù)測(cè)和評(píng)價(jià)本項(xiàng)目對(duì)周圍的環(huán)境質(zhì)量的影響，對(duì)敏感目標(biāo)的影響，為廢氣治理措施確定提出反饋意見(jiàn)。1.2氣象特征1、氣候概況某市氣候?qū)倥瘻貛Т箨懶约撅L(fēng)氣候。受北半球西風(fēng)帶大氣環(huán)流制約，具有明顯的季風(fēng)氣候特點(diǎn)，主要表現(xiàn)在四季分明，雨熱同期，光熱充足。受季風(fēng)影響的結(jié)果，冬季受極地冷空氣團(tuán)南下侵襲，氣候寒冷，降水稀少；春季屬冬夏的過(guò)渡時(shí)期，時(shí)間短促，升溫迅速，氣候較為溫和；夏季多受低氣壓系統(tǒng)控制，氣候炎熱，空氣濕潤(rùn)，易產(chǎn)生強(qiáng)陣性降水；秋季屬夏季向冬季的過(guò)渡時(shí)期，氣候涼爽。多年平均氣壓991.6hPa；年平均氣溫14.5℃；年平均降水量634.5mm，年平均相對(duì)濕度66%；最高氣溫42.5℃，最低氣溫-15.8℃；全年盛行西北風(fēng)，次主導(dǎo)風(fēng)向?yàn)闁|北、東風(fēng)和西風(fēng)，年平均風(fēng)速2.1m/s，平均大風(fēng)天數(shù)12.5d。（2）地面氣象要素①地面風(fēng)向特征據(jù)某市氣象局2011-2015五年的監(jiān)測(cè)資料，平均風(fēng)向頻率見(jiàn)表5-4。表5-4 某市近五年風(fēng)向頻率統(tǒng)計(jì)表NNNENEENEEESESESSESSSWSWWSWWWNWNWNNWC1月0.540.548.065.511.752.422.280.812.021.4813.315.722.611.71.080.279.932月0.740.614.713.44.021.982.537.747.2912.24.462.080.1519.83月0.940.8123.17.91.344.172.5510.66.45114.842.020.2716.14月0.830.5620.610.652.0860.973.061.3910.311.813.85.691.810.566.095月0.810.942893.231.345.111.487.936.329.012.961.081.889.256月0.561.2532.364.311.534.311.5311.15.8310.63.331.943.0611.17月2.151.483.230.9410.01.8829.32.287.260.817.930.275.781.3414.92.028.338月4.570.40.4010.91.6116.50.5410.105.380.139.411.8829.41.617.139月3.060.280.56010.91.3116.50.5410.005.380.139.411.6731.32.7810.510月9.681.080.406.320.8112.20.273.903.490.137.641.7542.30.679.5411月205.690.9714.63.756.3901.940.289.311.81360.288.1912月10.10.270.403.490.49.810.137.1203.76010.11.4841.71.0810.2全年3.620.7921.5830.977.214.5210.63.5717.31.2210.5圖5-1某市代表月份的風(fēng)向玫瑰圖由表5.1-1可知，某市全年主導(dǎo)風(fēng)向?yàn)镹W。就靜風(fēng)頻率來(lái)說(shuō)，各月靜風(fēng)頻率均小于20%，對(duì)污染物的擴(kuò)散較為有利。②地面風(fēng)速特征根據(jù)與風(fēng)向相應(yīng)的地面風(fēng)速資料統(tǒng)計(jì)結(jié)果，將全年及各月平均風(fēng)速列在表5-5。表5-5三年各風(fēng)速單/sNNNENEENEEESESESSESSSWSWWSWWWNWNWNNWC1月0.821.321.31.540.970.860.980.850.791.211.432.640.852.082月61.561.191.040.980.860.610.641.041.131.591.273月1.042.672.052.281.30.8810.640.730.841.131.791.881.964月1.361.731.891.191.090.810.821.362.111.991.75月1.331.731.791.831.291.981.0910.810.821.362.111.991.716月0.821.931.71.761.521.291.040.750.840.711.781.21.311．457月1.080.830.771.41.541.51.731.211.550.831.0121.1111.080.71.368月01.121.621.3210.8900.680.70.881.011.391.571.179月1.090.30.401.451.51.580.671.1200.950.70.880.921.040.571.1810月1.3611.4301.381.821.7410.900.761.832.341.5611月1.870.910.4301.351.241.861.341.0300.7411.030.992.095.21.712月01.081.7900.7601.341.252.672.21.97全年1.551.241.761.831.351.441.511.030.970.881.121.771.661.852.031.261.57由表5-5可知，全年平均風(fēng)速為2.1m/s，各月平均風(fēng)速均大于1m/s，風(fēng)速條件較好，對(duì)污染物的擴(kuò)散較為有利。（3）大氣穩(wěn)定度大氣穩(wěn)定度是反映大氣湍流運(yùn)動(dòng)強(qiáng)弱的一種標(biāo)志是影響大氣擴(kuò)散的重要因子大氣穩(wěn)定度的劃分按《制定地方大氣污染物排放標(biāo)準(zhǔn)的技術(shù)方法》（GB/T13201-91）規(guī)定的方法近五年及各季大氣穩(wěn)定度頻率見(jiàn)表5-6。表5-6近五年及各季大氣穩(wěn)定度頻率單位：%ABBCCCDDEF春季3713.52855250363581.53.4夏季8653.51223220050681.63.7秋季0642.82384490273392.03.5冬季—2.81764540889172.53.3全年3282.22054370394182.13.0由上表可以看出該地大氣穩(wěn)定度以穩(wěn)（EF類最多全年占57.31%其次是不穩(wěn)定（A、B、B-C、C）類，全年占38.12%；中性（C-D、D）類只占全年的4.51%；穩(wěn)（EF類占全年的57.31%占的比例最大說(shuō)明該地區(qū)污染物擴(kuò)散較慢屬污染物穩(wěn)定性擴(kuò)散地區(qū)一年中冬季和秋季穩(wěn)定類相對(duì)較高說(shuō)明這兩個(gè)季節(jié)不利于污染物擴(kuò)散；而夏季和春季不穩(wěn)定類相對(duì)較高基本持平，說(shuō)明這兩個(gè)季節(jié)最有利于污染物擴(kuò)散。1.3預(yù)測(cè)因子表5-7本項(xiàng)目有組織大氣污染物及源強(qiáng)一覽表污染源污染因子廢氣量排放濃度及排放速率排放源參數(shù)負(fù)極材料生產(chǎn)線粉塵9000m3/h10.7mg/m3、0.096kg/hH=20m,T=20℃,Ф=0.5m正極材料粉碎工序粉塵2000m3/h0.5mg/m3、0.001kg/hH=20m,T=20℃,Ф=0.3m機(jī)械拆解工序非甲烷總烴22000m3/h11.0mg/m30.23kg/hH=20m,T=80℃,Ф=1.0mNMP回收工序及環(huán)己醇回收工序正極烘干及負(fù)極烘干負(fù)極烘干粉塵12000m3/h8.7mg/m30.104kg/hH=20m,T=80℃,Ф=1.0m燃?xì)忮仩tNOX3883m3/h137.3mg/m30.53kg/hH=8m，T=80℃，Ф=0.5mSO23.0mg/m30.011kg/h顆粒物17.7mg/m30.069kg/h表5-8本項(xiàng)目無(wú)組織大氣污染物及源強(qiáng)一覽表排放源面積（m2）污染物污染物排放量（kg/h）負(fù)極材料生產(chǎn)車間下料包裝區(qū)900粉塵0.1回收拆解車間拆解區(qū)800粉塵0.02儲(chǔ)罐區(qū)600有機(jī)廢氣0.0561.4評(píng)價(jià)等級(jí)的確定《環(huán)境影響評(píng)價(jià)技術(shù)導(dǎo)則大氣環(huán)境》（HJ2.2—2008）中評(píng)價(jià)等級(jí)判據(jù)見(jiàn)5-9。根據(jù)估算模式預(yù)測(cè)數(shù)據(jù)，擬建項(xiàng)目Pmax計(jì)算結(jié)果見(jiàn)表5.1-3。擬建項(xiàng)目各污染因子Pmax均小于10%，確定評(píng)價(jià)等級(jí)為三級(jí)。表5-9環(huán)境空氣評(píng)價(jià)工作等級(jí)判定依據(jù)評(píng)價(jià)工作等級(jí)評(píng)價(jià)工作分級(jí)判據(jù)一級(jí)Pmax≥80％，且D10%≥5km二級(jí)其他三級(jí)Pmax<10％或D10%<污染源距廠界最近距離表5-10環(huán)境空氣評(píng)價(jià)等級(jí)估算結(jié)果污染源污染因子Pmax（%）判斷值評(píng)價(jià)等級(jí)有組織負(fù)極線PM100.54三級(jí)三級(jí)正極粉碎PM100.01三級(jí)負(fù)極烘干PM100.36三級(jí)機(jī)械拆解非甲烷總烴0.11三級(jí)正極烘干及負(fù)極烘干NPM溶劑回收及環(huán)己醇溶劑回收導(dǎo)熱油爐NOX2.26三級(jí)SO20.19三級(jí)PM101.31三級(jí)無(wú)組織負(fù)極線PM108.24三級(jí)正極粉碎PM101.82三級(jí)罐區(qū)非甲烷總烴2.29三級(jí)1.5評(píng)價(jià)標(biāo)準(zhǔn)依據(jù)HJ2.2-2008，本次環(huán)境影響預(yù)測(cè)時(shí)采用的大氣環(huán)境質(zhì)量標(biāo)準(zhǔn)評(píng)價(jià)詳見(jiàn)表5-11。表5-11環(huán)境影響預(yù)測(cè)及評(píng)價(jià)采用的環(huán)境質(zhì)量標(biāo)準(zhǔn)序號(hào)污染物名稱濃度限值（mg/m3）1小時(shí)平均日平均年平均1PM100.450.150.072非甲烷總烴2.0//3SO20.50.154NOX0.20.08注：根據(jù)《大氣環(huán)境影響評(píng)價(jià)技術(shù)導(dǎo)則》，對(duì)于沒(méi)有小時(shí)濃度限值的污染物，取日平均濃度限值的3倍值。1.6有組織廢氣排放預(yù)測(cè)結(jié)果有組織大氣污染物預(yù)測(cè)結(jié)果詳見(jiàn)表5-12。表5-12有組織粉塵估算模式計(jì)算結(jié)果表距源中心距離D（m）負(fù)極生產(chǎn)線粉塵正極粉碎粉塵負(fù)極烘干粉塵下風(fēng)向預(yù)測(cè)濃i(μg/m3)濃度占標(biāo)率Pi(%)下風(fēng)向預(yù)測(cè)濃Ci(μg/m3)濃度占標(biāo)率Pi(%)下風(fēng)向預(yù)測(cè)濃Ci(μg/m3)濃度占標(biāo)率Pi(%)10.00000.00000.00001001.3120.290.3988E-010.010.84520.192002.3740.530.5224E-010.011.5840.353002.4430.540.5461E-010.010.00004002.4420.540.4558E-010.011.5980.365002.2590.50.4645E-010.011.6050.366001.9560.430.4405E-010.011.5410.347002.1440.480.3998E-010.011.5130.348002.2960.510.3825E-010.011.4010.319002.3370.520.3665E-010.011.3080.2910002.3070.510.3454E-010.011.2800.2811002.2180.490.3218E-010.011.2360.2712002.1170.470.3071E-010.011.2090.2713002.0130.450.3050E-010.011.1720.2614001.9090.420.3002E-010.011.1290.2515001.8560.410.2934E-010.011.0830.2416001.8510.410.2854E-010.011.0360.2317001.8350.410.2767E-010.010.98960.2218001.8100.40.2676E-010.010.94440.2119001.7780.40.2584E-010.010.90090.220001.7420.390.2493E-0100.85940.1921001.6980.380.2400E-0100.82010.1822001.6530.370.2312E-0100.78290.1723001.6090.360.2228E-0100.74790.1724001.5650.350.2147E-0100.71490.1625001.5220.340.2070E-0100.68390.15下風(fēng)向最大濃度2.443（300m）0.540.5539E-01（273m）0.011.605（400m）0.36徐莊2.1720.480.4606E-010.011.5430.34天英寄宿學(xué)校2.3270.520.3754E-010.011.2990.29南馬莊2.2560.50.3311E-010.011.2220.27小馬莊1.8490.410.2837E-010.010.98050.22由上表可知，項(xiàng)目粉塵（以PM10計(jì)）經(jīng)采取評(píng)價(jià)提出各項(xiàng)污染治理措施后，經(jīng)預(yù)測(cè)，有組織粉塵最大落地濃度遠(yuǎn)小于相應(yīng)環(huán)境空氣質(zhì)量標(biāo)準(zhǔn)限值要求，最大落地濃度占標(biāo)率均小于10%，說(shuō)明本項(xiàng)目有組織粉塵對(duì)區(qū)域環(huán)境質(zhì)量影響較小。表5-13有組織非甲烷總烴估算模式計(jì)算結(jié)果表距源中心距離D（m）下風(fēng)向預(yù)測(cè)濃i(μg/m3)濃度占標(biāo)率Pi(%)10.00001000.74570.042002.1290.113002.1660.114002.1680.115002.1360.116002.0430.17001.9120.18001.8000.099001.7430.0910001.7050.0911001.6250.0812001.5790.0813001.5280.0814001.4710.0715001.4120.0716001.3530.0717001.2940.0618001.2610.0619001.2330.0620001.2040.0621001.1730.0622001.1410.0623001.1090.0624001.0780.0525001.0690.05下風(fēng)向最大濃度2.168（400m）0.11徐莊2.0990.1天英寄宿學(xué)校1.7640.09南馬莊1.6580.08小馬莊1.3410.07由上表可知，項(xiàng)目非甲烷總烴經(jīng)采取評(píng)價(jià)提出各項(xiàng)污染治理措施后，經(jīng)預(yù)測(cè)，有組織排放最大落地濃度遠(yuǎn)小于相應(yīng)環(huán)境空氣質(zhì)量標(biāo)準(zhǔn)限值要求，最大落地濃度占標(biāo)率均小于10%，說(shuō)明本項(xiàng)目有組織非甲烷總烴對(duì)區(qū)域環(huán)境質(zhì)量影響較小。表5-14鍋爐廢氣估算模式計(jì)算結(jié)果表距源中心距離D（m）NOXSO2顆粒物下風(fēng)向預(yù)測(cè)濃i(μg/m3)濃度占標(biāo)率Pi(%)下風(fēng)向預(yù)測(cè)濃Ci(μg/m3)濃度占標(biāo)率Pi(%)下風(fēng)向預(yù)測(cè)濃Ci(μg/m3)濃度占標(biāo)率Pi(%)10.000.000.0000.000.000.001004.1842.090.88120.185.4581.212004.3302.170.91180.185.6471.253004.0672.030.85660.175.3051.184003.6831.840.77560.164.8041.075003.3851.690.71290.144.4160.986002.9661.480.62460.123.8690.867002.5621.280.53960.113.3420.748002.2111.110.46570.092.8850.649001.9170.960.40380.082.5010.5610001.6730.840.35240.072.1820.4811001.5700.790.33060.072.0480.4612001.6040.800.33780.072.0920.4613001.6180.810.34080.072.1110.4714001.6170.810.34050.072.1090.4715001.6040.800.33770.072.0920.4616001.5820.790.33310.072.0630.4617001.5530.780.32710.072.0260.4518001.5210.760.32030.061.9840.4419001.4850.740.31270.061.9370.4320001.4470.720.30480.061.8880.4221001.4060.700.29600.061.8330.4122001.3650.680.28740.061.7800.4023001.3240.660.27890.061.7270.3824001.2850.640.27070.051.6770.3725001.2470.620.26270.051.6270.36下風(fēng)向最大濃度4.522（145m）2.260.9524（145m）0.195.899（145m）1.31徐莊3.4241.710.72120.144.4670.99天英寄宿學(xué)校2.1481.070.45240.092.8020.62南馬莊1.7180.860.36190.072.2410.50小馬莊1.6000.800.33690.072.0870.46項(xiàng)目采用燃?xì)鈱?dǎo)熱油爐為各工序供熱，燃料為清潔能源，經(jīng)預(yù)測(cè)，導(dǎo)熱油爐產(chǎn)生的各項(xiàng)污染物最大落地濃度遠(yuǎn)小于相應(yīng)環(huán)境空氣質(zhì)量標(biāo)準(zhǔn)限值要求，最大落地濃度占標(biāo)率均小于10%，對(duì)區(qū)域環(huán)境質(zhì)量影響較小。1.7無(wú)組織廢氣排放預(yù)測(cè)結(jié)果項(xiàng)目無(wú)組織廢氣排放估算模式計(jì)算結(jié)果見(jiàn)表5-15。表5-15無(wú)組織廢氣估算模式計(jì)算結(jié)果項(xiàng)目距離負(fù)極材料生產(chǎn)車間回收拆解車間罐區(qū)粉塵粉塵非甲烷總烴CiPiCiPiCiPiμg/m3%μg/m3%μg/m3%10.14120.030.6764E-010.020.99810.0510037.078.248.1931.8245.852.2920034.057.577.6041.6942.642.1330031.246.946.8331.5240.222.0140032.457.217.0171.5631.851.5950029.646.596.2621.3924.851.2460025.815.745.3751.1919.700.9970022.204.934.5831.0215.950.880019.224.273.9360.8713.270.6690016.753.723.4150.7611.250.56100014.723.272.9910.669.6800.48110013.072.92.6480.598.4550.42120011.692.62.3630.537.4680.37130010.532.342.1260.476.6570.3314009.5472.121.9240.435.9830.315008.6981.931.7530.395.4150.2716007.9641.771.6030.364.9270.2517007.3261.631.4730.334.5050.2318006.7661.51.3590.34.1400.2119006.2731.391.2590.283.8210.1920005.8361.31.1710.263.5410.1821005.4651.211.0960.243.3060.1722005.1321.141.0280.233.0960.1523004.8321.070.96790.222.9080.1524004.5601.010.91320.22.7390.1425004.3130.960.86360.192.5850.13最大落地濃度37.07（下風(fēng)向100m）8.248.193（下風(fēng)向100m）1.8245.89（下風(fēng)向103m）2.29徐莊30.006.676.3511.4125.471.27天英寄宿學(xué)校18.684.153.8230.8512.820.64南馬莊15.093.353.0700.689.9660.5小馬莊12.352.742.4990.567.9360.4本項(xiàng)目生產(chǎn)車間粉塵最大落地濃度滿足《電池工業(yè)污染物排放標(biāo)準(zhǔn)》(GB30484-2013)表6企業(yè)邊界顆粒物濃度≤0.3mg/m3、非甲烷總烴濃度≤2.0mg/m3的要求，不會(huì)對(duì)周圍環(huán)境產(chǎn)生較大影響。（1）無(wú)組織粉塵廠界濃度達(dá)標(biāo)分析本項(xiàng)目無(wú)組織粉塵排放速率為0.12kg/h，無(wú)組織廢氣對(duì)廠界預(yù)測(cè)結(jié)果見(jiàn)表5-16。表5-16各廠界粉塵濃度預(yù)測(cè)值監(jiān)控點(diǎn)位北廠界東廠界西廠界南廠界無(wú)組織排放監(jiān)控濃度限值（mg/m3）到面源的距離1603025400.3mg/m3預(yù)測(cè)值（mg/m3）0.0440.0220.0160.034達(dá)標(biāo)情況達(dá)標(biāo)達(dá)標(biāo)達(dá)標(biāo)達(dá)標(biāo)由表5-16可知，本項(xiàng)目生產(chǎn)車間無(wú)組織排放的粉塵在各廠界的濃度貢獻(xiàn)值均滿足《電池工業(yè)污染物排放標(biāo)準(zhǔn)》(GB30484-2013)表6企業(yè)邊界顆粒物濃度限值0.3mg/m3的要求，不會(huì)對(duì)周圍環(huán)境產(chǎn)生明顯影響。（2）無(wú)組織有機(jī)廢氣廠界濃度達(dá)標(biāo)分析本項(xiàng)目無(wú)組織有機(jī)廢氣對(duì)廠界預(yù)測(cè)結(jié)果見(jiàn)表5-17。表5-17各廠界有機(jī)廢氣濃度預(yù)測(cè)值監(jiān)控點(diǎn)位北廠界東廠界西廠界南廠界無(wú)組織排放監(jiān)控濃度限值（mg/m3）到面源的距離1608020130/非甲烷總烴預(yù)測(cè)值（mg/m3）0.0450.0430.0220.0452.0mg/m3達(dá)標(biāo)情況達(dá)標(biāo)達(dá)標(biāo)達(dá)標(biāo)達(dá)標(biāo)/由表5-17可知，本項(xiàng)目罐區(qū)無(wú)組織排放的有機(jī)廢氣在各廠界的濃度貢獻(xiàn)值均滿足《電池工業(yè)污染物排放標(biāo)準(zhǔn)》(GB30484-2013)表6企業(yè)邊界非甲烷總烴濃度限值2.0mg/m3的要求，對(duì)周圍環(huán)境影響較小。1.8本項(xiàng)目廢氣排放對(duì)周邊環(huán)境敏感點(diǎn)的影響分析項(xiàng)目各類廢氣對(duì)周邊環(huán)境敏感點(diǎn)的影響情況見(jiàn)表5-18。表5-18項(xiàng)目廢氣排放對(duì)周邊敏感點(diǎn)的影響情況表單位：mg/m3敏感點(diǎn)污染因子背景值貢獻(xiàn)值疊加值標(biāo)準(zhǔn)值占標(biāo)率（%）徐莊非甲烷總烴0.590.0280.6182.030.9粉塵0.1410.0460.1870.4541.56NOX0.0490.0030.0520.226SO20.0410.0010.0420.58.4天英寄宿學(xué)校非甲烷總烴0.590.0150.6052.030.25粉塵0.1370.0310.1680.4537.33NOX0.0470.0020.0490.224.5SO20.0400.0010.0410.58.2南馬莊非甲烷總烴0.580.0120.5922.029.6粉塵0.1420.0260.1680.4537.3NOX0.0470.0020.0490.224.5SO20.0390.0010.0400.58小馬莊非甲烷總烴0.630.0090.6392.031.95粉塵0.1420.0220.1640.4536.44NOX0.0480.0020.0500.225SO20.0400.0010.0410.58.2由上表可知，項(xiàng)目廢氣排放對(duì)周邊敏感點(diǎn)的貢獻(xiàn)值與背景值疊加后，非甲烷總烴占標(biāo)率為29.6~31.95%、粉塵占標(biāo)率為36.44~41.56%，NOX占標(biāo)率為24.5~26%，SO2占標(biāo)率8~8.4%，其中粉塵占標(biāo)率較大的原因?yàn)楸尘爸递^大所致。根據(jù)預(yù)測(cè)核算，各敏感點(diǎn)處粉塵、NOX和SO2濃度滿足《環(huán)境空氣質(zhì)量標(biāo)準(zhǔn)》（GB3095-2012）二級(jí)標(biāo)準(zhǔn)要求；非甲烷總烴濃度滿足參考執(zhí)行的《大氣污染物綜合排放標(biāo)準(zhǔn)詳解》（GB16297-1996）中非甲烷總烴環(huán)境濃度2.0mg/m3的限值要求。故本項(xiàng)目廢氣排放對(duì)周邊環(huán)境敏感點(diǎn)影響較小。1.9項(xiàng)目大氣環(huán)境防護(hù)距離的確定根據(jù)《環(huán)境影響評(píng)價(jià)技術(shù)導(dǎo)則大氣環(huán)境》（HJ2.2-2008）要求，采用推薦模式中的大氣環(huán)境防護(hù)距離模式計(jì)算本項(xiàng)目無(wú)組織排放單元的大氣環(huán)境防護(hù)距離。經(jīng)計(jì)算本項(xiàng)目無(wú)組織排放單元大氣環(huán)境防護(hù)距離見(jiàn)5-19。表5-19無(wú)組織排放單元大氣環(huán)境防護(hù)距離無(wú)組織排放單元污染物源強(qiáng)值（kg/h）面積m2面源高度/m小時(shí)標(biāo)準(zhǔn)值（mg/m3）大氣環(huán)境防護(hù)距離/m負(fù)極材料線粉塵0.190090.45無(wú)超標(biāo)點(diǎn)正極粉碎線粉塵0.028000.45無(wú)超標(biāo)點(diǎn)罐區(qū)非甲烷總烴0.05660062.0無(wú)超標(biāo)點(diǎn)由上表可知，本項(xiàng)目無(wú)組織排放單元無(wú)超標(biāo)點(diǎn)，不需設(shè)置大氣環(huán)境防護(hù)距離。1.10衛(wèi)生防護(hù)距離計(jì)算根據(jù)《制定地方大氣污染物排放標(biāo)準(zhǔn)的技術(shù)方法》（GB/T13201-91），各類工業(yè)企業(yè)衛(wèi)生防護(hù)距離可按下式計(jì)算：式中：L－工業(yè)企業(yè)所需衛(wèi)生防護(hù)距離m；r－有害氣體無(wú)組織排放源所在的生產(chǎn)單元的等效半徑m；A、B、C、D－衛(wèi)生防護(hù)距離計(jì)算系數(shù)；Qm－環(huán)境濃度標(biāo)準(zhǔn)，mg/m3；Qc－工業(yè)企業(yè)有害氣體無(wú)組織排放量可以達(dá)到的控制水平kg/h。A，B，C，D—衛(wèi)生防護(hù)距離計(jì)算系數(shù)，無(wú)因次，根據(jù)項(xiàng)目所在地所在地區(qū)近五年平均風(fēng)速及工業(yè)企業(yè)大氣污染源構(gòu)成類別確定；v=2.1m/s，L≤1000m，工業(yè)企業(yè)大氣污染源構(gòu)成類型為=3\*ROMANII類，取值A(chǔ)=470，B=0.021，C=1.85，D=0.84。由上式計(jì)算，項(xiàng)目建成后衛(wèi)生防護(hù)距離計(jì)算結(jié)果如表5-20。表5-20衛(wèi)生防護(hù)距離計(jì)算表排放源污染因子占地面積（m2）排放速率（kg/h）標(biāo)準(zhǔn)（mg/m3）計(jì)算距離（m）衛(wèi)生防護(hù)距離（m）負(fù)極材料線粉塵9000.10.4513.7250正極粉碎線粉塵8000.020.452.2150罐區(qū)非甲烷總烴6000.0562