食品项目环境评价及大气环境评价模板范文

项目概况食品工业承担着为我国人民提供安全放心、营养健康食品的重任，是国民经济的支柱产业和保障民生的基础性产业。随着中国经济的迅速发展，尤其是生活节奏的加快促使人们改变了传统的生活方式，使方便即食食品越来越保持良好的增长势头，因此，xx原谷康庄食品有限公司拟投资12800万元建设年产2.5万吨方便面及糕点加工项目。项目占地28035.13m2（约合42.05亩），总建筑面积34150平方米。其中一期工程占地13667.54m2（约合20.5亩），总投资6300万元，建筑面积16650平方米，购置方便面生产线四条，以及配套设施，建成后年产方便面20000吨；二期工程占地14367.59m2（约合21.55亩），总投资6500万元，建筑面积17500平方米，购置饼干生产线一条、蛋糕生产线一条、沙琪玛生产线一条，以及配套设施，二期工程建成后年产糕点5000吨。2大气污染物排放源强项目一期工程有组织废气污染源参数见表表2-1，二期工程建成后全厂有组织废气污染源排放参数见表2-2。表2-1一期工程有组织废气污染源排放参数表污染源名称排气筒底部中心坐标(°)排气筒底部海拔高度(m)排气筒参数年排放小时数/h排放工况排放速率kg/h经度纬度高度(m)内径(m)温度(℃)流速(m/s)方便面油炸工序排气筒DA001115.06582737.86718932150.68017.72400正常油烟：0.025生物质锅炉排气筒DA002115.16733237.79655832150.412015.12400正常颗粒物：0.016二氧化硫：0.106氮氧化物：0.497汞及其化合物：4.2×10-7氨：0.024面粉仓排气筒DA003115.16701137.79669232150.152515.62400正常颗粒物：0.0063面粉仓排气筒DA004115.16702137.79666332150.152515.62400正常颗粒物：0.0063面粉仓排气筒DA005115.16706437.79672532150.152515.62400正常颗粒物：0.0063面粉仓排气筒DA006115.16707237.79668732150.152515.62400正常颗粒物：0.0063淀粉仓排气筒DA007115.16712937.79674132150.152515.62400正常颗粒物：0.0013淀粉仓排气筒DA008115.16714237.79670632150.152515.62400正常颗粒物：0.00137表2-2全厂有组织废气污染源排放参数表污染源名称排气筒底部中心坐标(°)排气筒底部海拔高度(m)排气筒参数年排放小时数/h排放工况排放速率kg/h经度纬度高度(m)内径(m)温度(℃)流速(m/s)方便面油炸工序排气筒DA001115.06582737.86718932150.68017.72400正常油烟：0.025生物质锅炉排气筒DA002115.16733237.79655832150.412015.12400正常颗粒物：0.019二氧化硫：0.128氮氧化物：0.597汞及其化合物：5.8×10-7氨：0.028面粉仓排气筒DA003115.16701137.79669232150.152515.62400正常颗粒物：0.063面粉仓排气筒DA004115.16702137.79666332150.152515.62400正常颗粒物：0.063面粉仓排气筒DA005115.16706437.79672532150.152515.62400正常颗粒物：0.063面粉仓排气筒DA006115.16707237.79668732150.152515.62400正常颗粒物：0.063淀粉仓排气筒DA007115.16712937.79674132150.152515.62400正常颗粒物：0.0011淀粉仓排气筒DA008115.16714237.79670632150.152515.62400正常颗粒物：0.0011沙琪玛油炸工序排气筒DA009115.16798737.79779832150.48013.32400正常油烟：0.0043大气评价等级、范围及环境保护目标3.1评价工作等级（1）大气环境评价等级划分依据依据《环境影响评价技术导则大气环境》(HJ2.2-2018)相关要求，结合项目工程分析结果，选择正常排放主要污染物及排放参数，采用附录A推荐模型AERSCREEN模式计算项目污染源的最大环境影响，然后按评价工作分级判据进行分级。①Pmax及D10%的确定依据《环境影响评价技术导则大气环境》(HJ2.2-2018)中最大地面浓度占标率Pi定义如下：QUOTEPi——第i个污染物的最大地面空气质量浓度占标率，%；ρiQUOTE——采用估算模型计算出的第i个污染物的最大1小时地面空气质量浓度，μg/m3；ρ0i——第i个污染物的环境空气质量浓度标准，μg/m3。②评价等级判别表表3-1评价工作等级判据一览表评价工作等级评价工作分级判据一级评价Pmax≥10%二级评价1%≤Pmax<10%三级评价Pmax<1%③污染物评价标准污染物评价标准和来源见下表3-2。表3-2项目大气污染物评价标准污染物项目平均时间浓度限值单位标准来源SO21小时平均500μg/m3环境空气质量标准（GB3095-2012）及修改单中二级标准NOx1小时平均200PM10年平均7024h平均150汞及其化合物年平均0.051h平均200μg/m3《环境影响评价技术导则大气环境》（HJ2.2-2018）附录D参考限值（2）废气污染源参数废气污染源各污染物参数见表2-1、表2-2。（3）估算模型参数表3-3估算模型参数表参数取值城市农村/选项城市/农村农村人口数（城市人口数）--最高环境温度41.5°C最低环境温度-16.7°C土地利用类型农作地区域湿度条件中等湿度是否考虑地形考虑地形否地形数据分辨率（m）--是否考虑海岸线熏烟考虑海岸线熏烟否海岸线距离/km--海岸线方向（°）--项目位置项目位置图3-1中国干湿状况划分（4）评级工作等级确定本项目所有污染源的正常排放的污染物的Pmax和D10%预测结果见表3-4、3-5。表3-4一期工程污染源估算模式最大计算结果一览表污染源评价因子评价标准（μg/m3）μgPmax（%）评价等级排气筒DA002颗粒物4500.1260.03三级SO25000.8350.17三级NOx2503.9141.57二级汞及其化合物0.30.0000.00三级氨2000.1890.09三级排气筒DA003颗粒物4500.4870.11三级排气筒DA004颗粒物4500.4870.11三级排气筒DA005颗粒物4500.4870.11三级排气筒DA006颗粒物4500.4870.11三级排气筒DA007颗粒物4500.1010.02三级排气筒DA008颗粒物4500.1010.02三级根据估算结果，本项目一期工程Pmax最大值为生物质锅炉烟气有组织排放的NOx，Pmax值为1.57%，Cmax为3.914μ/m3。根据《环境影响评价技术导则大气环境》(HJ2.2-2018)分级判据，确定一期工程大气环境影响评价工作等级为二级，不需要进行下一步预测与评价，只对污染物排放量进行核算。二期工程建成后，全厂污染源估算模式最大计算结果见下表。表3-5全厂污染源估算模式最大计算结果一览表污染源评价因子评价标准（μg/m3）μgPmax（%）评价等级排气筒DA002颗粒物4500.1500.03三级SO25001.0080.20三级NOx2504.7031.88二级汞及其化合物0.30.0000.00三级氨2000.2210.11三级排气筒DA003颗粒物4500.4870.11三级排气筒DA004颗粒物4500.4870.11三级排气筒DA005颗粒物4500.4870.11三级排气筒DA006颗粒物4500.4870.11三级排气筒DA007颗粒物4500.0850.02三级排气筒DA008颗粒物4500.0850.02三级根据估算结果，二期工程建成后，全厂Pmax最大值为生物质锅炉烟气有组织排放的NOx，Pmax值为1.88%，Cmax为4.703μ/m3。根据《环境影响评价技术导则大气环境》(HJ2.2-2018)分级判据，确定本项目全厂大气环境影响评价工作等级为二级，不需要进行下一步预测与评价，只对污染物排放量进行核算。3.2评价范围项目环境空气影响评价工作等级定为二级，大气评价范围为以项目厂址为中心，边长为5km的区域，总面积为25km2。3.3环境保护目标项目评价区域内没有重点文物、自然保护区、珍稀动植物等环境敏感点，评价范围内的大气环境保护目标如下所示。表3-6主要环境保护目标及保护级别环境要素保护目标坐标保护内容（人）相对厂址方位最近距离（m）功能要求经度纬度大气环境西曹家庄村37.796758115.1625922761W350《环境空气质量标准》（GB3095-2012）及修改单中二级标准和《环境影响评价技术导则大气环境》（HJ2.2--2018）中附录D限值要求新兴路村37.798517115.1809492680E1060西刘家庄村37.813444115.1691681404N1720东刘家庄村37.814254115.1751332240N1850浩固村37.788218115.1463583456SW1970褚家庄村37.775739115.1769361530S2380西小王村37.802247115.196463987E24804大气环境影响预测与评价4.1污染气象特征分析辛集市属温带半干旱季风型大陆性气候，四季分明，春秋两季短，冬夏两季长。春季受蒙古大陆性气团影响，盛行偏北或偏西风，降水稀少，蒸发量大，升温快，形成干旱天气；夏季受海洋性气团及太行山地形影响，初夏气候干燥，气温较高，盛夏天气闷热、潮湿多雨，7～8月为汛期，有时出现大暴雨天气，盛吹动南风；秋季多高压控制，天高气爽，晴朗少云，温、湿度适中，但降温快，气候凉爽短促，降水偏少，深秋盛行西北风；冬季受西伯利亚大陆性气团控制，寒冷干燥少雨雪。表4-1气候气象参数一览表项目数量及单位项目数量及单位气温年平均气温14.4平均相对湿度57.3%极端最高气温41.5年平均日照时数2427.7h极端最低气温-16.7年平均风速1.4m/s降水量年平均降雨量496.7mm年主导风向SSE平均气压1012.6hpa图4-1区域近20年风频玫瑰图4.2估算模式预测结果根据《环境影响评价技术导则大气环境》(HJ2.2-2018)推荐的大气估算模型AERSCREEN，分别计算各污染源污染物的下风向轴线浓度，并计算相应浓度占标率，预测结果见下表4-2、表4-3。表4-2一期工程估算模式计算结果表下风向距离排气筒DA002SO2PM10NOx汞氨浓度(μg/m³)占标率(%)浓度(μg/m³)占标率(%)浓度(μg/m³)占标率(%)浓度(μg/m³)占标率(%)浓度(μg/m³)占标率(%)50.00.33240.070.05020.011.55860.62000.07530.04100.00.56640.110.08550.022.65551.06000.12830.06200.00.83440.170.12590.033.91211.56000.1890.09300.00.74660.150.11270.033.50041.4000.16910.08400.00.59840.120.09030.022.80581.12000.13560.07500.00.60110.120.09070.022.81851.13000.13620.07600.00.58860.120.08880.022.75961.1000.13330.07700.00.56020.110.08460.022.62651.05000.12690.06800.00.52540.110.07930.022.46350.99000.1190.06900.00.48810.10.07370.022.28850.92000.11060.061000.00.45630.090.06890.022.13950.86000.10340.051200.00.40260.080.06080.011.88780.76000.09120.051400.00.360.070.05430.011.6880.68000.08160.041600.00.32580.070.04920.011.52760.61000.07380.041800.00.29790.060.0450.011.39670.56000.06750.032000.00.27470.050.04150.011.28790.52000.06220.032500.00.23980.050.03620.011.12450.45000.05430.033000.00.21490.040.03240.011.00760.4000.04870.023500.00.19490.040.02940.010.91380.37000.04410.024000.00.17850.040.02690.010.8370.33000.04040.024500.00.16670.030.02520.010.78160.31000.03780.025000.00.15860.030.02390.010.74380.3000.03590.0210000.00.11990.020.018100.56190.22000.02710.0111000.00.11810.020.017800.55390.22000.02680.0112000.00.11550.020.017400.54130.22000.02620.0113000.00.11210.020.016900.52580.21000.02540.0114000.00.10850.020.016400.50870.2000.02460.0115000.00.10470.020.015800.49080.2000.02370.0120000.00.08610.020.01300.40360.16000.01950.0125000.00.0760.020.011500.35630.14000.01720.01下风向最大浓度0.8350.170.1260.033.9141.57000.1890.09下风向最大浓度出现距离197197197197197197197197197197D10%最远距离////////续表4-2一期工程估算模式计算结果表下风向距离排气筒DA003排气筒DA004排气筒DA005排气筒DA006排气筒DA007排气筒DA008PM10PM10PM10PM10PM10PM10浓度(μg/m³)占标率(%)浓度(μg/m³)占标率(%)浓度(μg/m³)占标率(%)浓度(μg/m³)占标率(%)浓度(μg/m³)占标率(%)浓度(μg/m³)占标率(%)50.00.13870.030.13870.030.13870.030.13870.030.02860.010.02860.01100.00.36380.080.36380.080.36380.080.36380.080.07510.020.07510.02200.00.48510.110.48510.110.48510.110.48510.110.10010.020.10010.02300.00.42770.10.42770.10.42770.10.42770.10.08830.020.08830.02400.00.37020.080.37020.080.37020.080.37020.080.07640.020.07640.02500.00.35590.080.35590.080.35590.080.35590.080.07340.020.07340.02600.00.32770.070.32770.070.32770.070.32770.070.06760.020.06760.02700.00.29730.070.29730.070.29730.070.29730.070.06130.010.06130.01800.00.26890.060.26890.060.26890.060.26890.060.05550.010.05550.01900.00.24340.050.24340.050.24340.050.24340.050.05020.010.05020.011000.00.22110.050.22110.050.22110.050.22110.050.04560.010.04560.011200.00.18480.040.18480.040.18480.040.18480.040.03810.010.03810.011400.00.1570.030.1570.030.1570.030.1570.030.03240.010.03240.011600.00.13540.030.13540.030.13540.030.13540.030.02790.010.02790.011800.00.13080.030.13080.030.13080.030.13080.030.0270.010.0270.012000.00.12650.030.12650.030.12650.030.12650.030.02610.010.02610.012500.00.11320.030.11320.030.11320.030.11320.030.02340.010.02340.013000.00.10250.020.10250.020.10250.020.10250.020.021200.021203500.00.09930.020.09930.020.09930.020.09930.020.020500.020504000.00.09450.020.09450.020.09450.020.09450.020.019500.019504500.00.0890.020.0890.020.0890.020.0890.020.018400.018405000.00.08350.020.08350.020.08350.020.08350.020.017200.0172010000.00.04730.010.04730.010.04730.010.04730.010.009800.0098011000.00.04290.010.04290.010.04290.010.04290.010.008900.0089012000.00.03910.010.03910.010.03910.010.03910.010.008100.0081013000.00.03570.010.03570.010.03570.010.03570.010.007400.0074014000.00.03370.010.03370.010.03370.010.03370.010.00700.007015000.00.03190.010.03190.010.03190.010.03190.010.006600.0066020000.00.02430.010.02430.010.02430.010.02430.010.00500.005025000.00.019200.019200.019200.019200.00400.0040下风向最大浓度0.4870.110.4870.110.4870.110.4870.110.1010.020.1010.02下风向最大浓度出现距离211211211211211211211211211211211211D10%最远距离//////////二期工程建成后，全厂工程估算模式计算结果见下表。表4-3全厂工程估算模式计算结果表下风向距离排气筒DA002SO2PM10NOx汞氨浓度(μg/m³)占标率(%)浓度(μg/m³)占标率(%)浓度(μg/m³)占标率(%)浓度(μg/m³)占标率(%)浓度(μg/m³)占标率(%)50.00.40150.080.05960.011.87270.75000.08780.04100.00.68410.140.10150.023.19071.28000.14960.07200.01.00780.20.14960.034.70041.88000.22040.11300.00.90180.180.13390.034.20581.68000.19720.1400.00.72280.140.10730.023.37131.35000.15810.08500.00.72610.150.10780.023.38651.35000.15880.08600.00.71090.140.10550.023.31571.33000.15550.08700.00.67660.140.10040.023.15581.26000.1480.07800.00.63470.130.09420.022.961.18000.13880.07900.00.58960.120.08750.022.74971.1000.12890.061000.00.55120.110.08180.022.57071.03000.12050.061200.00.48630.10.07220.022.26830.91000.10630.051400.00.43490.090.06450.012.02820.81000.09510.051600.00.39350.080.05840.011.83550.73000.08610.041800.00.35980.070.05340.011.67820.67000.07870.042000.00.33180.070.04920.011.54740.62000.07260.042500.00.28970.060.0430.011.35120.54000.06330.033000.00.25960.050.03850.011.21070.48000.05680.033500.00.23540.050.03490.011.09790.44000.05150.034000.00.21560.040.0320.011.00570.4000.04720.024500.00.20140.040.02990.010.93910.38000.0440.025000.00.19160.040.02840.010.89370.36000.04190.0210000.00.14480.030.021500.67520.27000.03170.0211000.00.14270.030.021200.66560.27000.03120.0212000.00.13950.030.020700.65040.26000.03050.0213000.00.13550.030.020100.63180.25000.02960.0114000.00.13110.030.019500.61120.24000.02870.0115000.00.12640.030.018800.58970.24000.02760.0120000.00.1040.020.015400.4850.19000.02270.0125000.00.09180.020.013600.42820.17000.02010.01下风向最大浓度1.0080.20.1500.034.7031.88000.2210.11下风向最大浓度出现距离197197197197197197197197197197D10%最远距离////////续表4-3全厂工程估算模式计算结果表下风向距离排气筒DA003排气筒DA004排气筒DA005排气筒DA006排气筒DA007排气筒DA008PM10PM10PM10PM10PM10PM10浓度(μg/m³)占标率(%)浓度(μg/m³)占标率(%)浓度(μg/m³)占标率(%)浓度(μg/m³)占标率(%)浓度(μg/m³)占标率(%)浓度(μg/m³)占标率(%)50.00.13870.030.13870.030.13870.030.13870.030.02420.010.02420.01100.00.36380.080.36380.080.36380.080.36380.080.06350.010.06350.01200.00.48510.110.48510.110.48510.110.48510.110.08470.020.08470.02300.00.42770.10.42770.10.42770.10.42770.10.07470.020.07470.02400.00.37020.080.37020.080.37020.080.37020.080.06470.010.06470.01500.00.35590.080.35590.080.35590.080.35590.080.06220.010.06220.01600.00.32770.070.32770.070.32770.070.32770.070.05720.010.05720.01700.00.29730.070.29730.070.29730.070.29730.070.05190.010.05190.01800.00.26890.060.26890.060.26890.060.26890.060.04690.010.04690.01900.00.24340.050.24340.050.24340.050.24340.050.04250.010.04250.011000.00.22110.050.22110.050.22110.050.22110.050.03860.010.03860.011200.00.18480.040.18480.040.18480.040.18480.040.03230.010.03230.011400.00.1570.030.1570.030.1570.030.1570.030.02740.010.02740.011600.00.13540.030.13540.030.13540.030.13540.030.02360.010.02360.011800.00.13080.030.13080.030.13080.030.13080.030.02280.010.02280.012000.00.12650.030.12650.030.12650.030.12650.030.022100.022102500.00.11320.030.11320.030.11320.030.11320.030.019800.019803000.00.10250.020.10250.020.10250.020.10250.020.017900.017903500.00.09930.020.09930.020.09930.020.09930.020.017300.017304000.00.09450.020.09450.020.09450.020.09450.020.016500.016504500.00.0890.020.0890.020.0890.020.0890.020.015500.015505000.00.08350.020.08350.020.08350.020.08350.020.014600.0146010000.00.04730.010.04730.010.04730.010.04730.010.008300.0083011000.00.04290.010.04290.010.04290.010.04290.010.007500.0075012000.00.03910.010.03910.010.03910.010.03910.010.006800.0068013000.00.03570.010.03570.010.03570.010.03570.010.006200.0062014000.00.03370.010.03370.010.03370.010.03370.010.005900.0059015000.00.03190.010.03190.010.03190.010.03190.010.005600.0056020000.00.02430.010.02430.010.02430.010.02430.010.004200.0042025000.00.019200.019200.019200.019200.003300.00330下风向最大浓度0.4870.110.4870.110.4870.110.4870.110.0850.020.0850.02下风向最大浓度出现距离211211211211211211211211211211211211D10%最远距离//////////4.3估算模式预测结果分析由估算模式预测结果可知：本项目一期工程Pmax最大值为生物质锅炉烟气有组织排放的NOx，Pmax值为1.57%，Cmax为3.914μ/m3。项目Pmax＜10%。二期工程建成后，全厂Pmax最大值为生物质锅炉烟气有组织排放的NOx，Pmax值为1.88%，Cmax为4.703μ/m3。项目Pmax＜10%。5结论及建议5.1结论项目在落实相关环保措施的情况下，估算结果满足《环境影响评价技术导则大气环境》（HJ2.2-2018）中对大气环境影响评价结论中相关要求，项目建成后大气环境影响可以接受。表5-1一期工程大气环境影响评价自查表工作内容自查项目评价等级与范围评价等级一级□二级☑三级□评价范围边长＝50km□边长5～50km□边长＝5km☑评价因子SO2+NOx排放量≥2000t/a□500～2000t/a□＜500t/a☑评价因子基本污染物（SO2、NO2、PM10、PM2.5、CO、O3）其他污染物（TSP、汞及其化合物、氨）包括二次PM2.5□不包括二次PM2.5☑评价标准评价标准国家标准☑地方标准□附录D☑其他标准□现状评价环境功能区一类区□二类区☑一类区和二类区□评价基准年（2022）年环境空气质量现状调查数据来源长期例行监测数据□主管部门发布的数据☑现状补充监测☑现状评价达标区□不达标区☑污染源调查调查内容本项目正常排放☑本项目非正常排放☑现有污染源□拟替代的污染源□其他在建、拟建项目污染源□区域污染源□大气环境影响预测与评价预测模型预测范围边长≥50km□边长5～50km□边长＝5km□预测因子预测因子（）包括二次PM2.5□不包括二次PM2.5□正常排放短期浓度贡献值C本项目最大占标率≤100%□C本项目最大占标率＞100%□正常排放年均浓度贡献值一类区C本项目最大占标率≤10%□C本项目最大占标率＞10%□二类区C本项目最大占标率≤30%□C本项目最大占标率≤30%□非