惠州220千伏数码园输变电工程环评报告(1).docx
地面三层楼顶10.5m15.9234249.90.05286.616.66是23惠阳区永湖镇凤咀村西门小组55号居民楼B线同塔双回最近约37m13层,高10m,砖混平顶27一层地面1.5m6.267076.30.04283.793.83是地面4.5m6.267985.30.04284.904.94X地面7.5m6.2694100.30.04284.344.38是三层楼顶10.5m6.26112118.30.04284.584.62是24惠阳区永湖镇吊沥村凤龙窝小组居民楼(和园)B线同塔双回最近约13m11层,高4m,砖混尖顶27一层地面1.5m3.73646649.70.1087.417.52是25惠阳区永湖镇吊沥村凤龙窝小组居民楼B线同塔双回最近约39m11层,高4m,破混平顶27一层地面1.5m3.786669.80.03633.583.62是楼顶4.5m3.787477.80.03633.823.86是26惠城区三栋镇惠大高速公路养护中心食堂E线同塔双回最近约21m12层,高8m,砖混平顶21一层地面1.5m61.989150.90.3253.163.49是二层地面4.5m61.997158.90.3253.573.90是二层楼顶7.5m61.9112173.90.3254.244.57是27惠城区三栋镇北区网格化F区046号商住楼E线同塔双回最近约16m12层,高7m,砖混平顶21一层地面1.5m158154312.00.5973.834.43是二层地面4.5m158163321.00.5974.465.06是二层楼顶7.5m1582033610.5975.486.08是28惠城区三栋镇北区网格化F区044号商住楼E线同塔双回最近约19m12层,高7m,砖混平顶21一层地面1.5m94.9103197.90.6583.424.08是二层地面4.5m94.9111205.90.6583.904.56是二层楼顶7.5m94.9143237.90.6584.695.35是29惠城区三栋镇北区网格化F区042号商住楼E线同塔双回最近约25m12层,高7m,破混平顶21一层地.面1.5m81.542123.50.6232.703.32是地面4.5m81.551132.50.6232.993.61是二层楼顶7.5m81.571152.50.6233.474.09是3()惠城区三栋镇北区网格化F区053号商住楼E线同塔双回跨越12层,高7m,砖混平顶21地面1.5m3.87583586.90.4096.066.47是二层地面4.5m3.87622625.90.4097.718.12是二层楼顶7.5m3.87708711.90.40910.110.51是31惠城区三栋镇北区网格化F区051号商住楼E线同塔双回跨越12层,高7m,砖混平顶21心地面1.5m12.8583595.80.4646.066.52是二层地面4.5m12.8622634.80.4647.718.17是二层楼顶7.5m12.8708720.80.46410.110.56是32惠城区三栋镇北区网格化F区049号办公楼E线同塔双回跨越12层,高7m,砖混平顶21一层地面1.5m42.8583625.80.5276.066.59是二层地面4.5m42.8622664.80.5277.718.24是二层楼顶7.5m42.8708750.80.52710.110.63是33惠城区三栋镇北区网格化F区045、47号商住楼E线同塔双回最近约IOm12层,高7m,破混平顶21->/;地面.1.5m58.9297355.90.5034.745.24是二层地面4.5m58.9312370.90.5035.736.23是二层楼顶7.5m58.9380438.90.5037.367.86是34惠城区三栋镇北区网格化F区043号商住楼E线同塔双回最近约13m12层,高7m,砖混平顶21一层地面1.5m63.8219282.80.5074.284.79是二层地面4.5m63.8230293.80.5075.085.59是二层楼顶7.5m63.8282345.50.5076.386.89是35惠城区三栋镇北区网格化F区041号商住楼E线同塔双回最近约19m12层,高7m,砖混平顶21一层地面1.5m73.5103176.50.5153.423.94是二层地面4.5m73.5111184.50.5153.904.42是二层楼顶7.5m73.5143216.50.5154.695.21是36惠城区三栋镇北区网格化F区039号商住楼E线同塔双回最近约27m12层,高7m,砖混平顶21一层地面1.5m89.634123.60.5772.503.08是二层地面4.5m89.642131.60.5772.753.33是二层楼顶7.5m89.659148.60.5773.153.73是37惠城区三栋镇三栋工业园沙场临时住棚E线同塔双回最近约16m11层,高4m,临时住棚21一层地面1.5m53.9154207.90.3893.834.22是9电磁环境影响评价结论9.1 电磁环境现状拟建站址周围现状工频电场强度为0.509-4.18Vm,磁感应强度为0.0280.047T;环境保护目标测点现状工频电场强度为0.437245Vm,磁感应强度为0.01897).658T;拟建电缆线路代表性测点现状工频电场强度为0.328Vm,磁感应强度为0.0226T;拟建架空线路代表性测点现状工频电场强度为0.638541Vm,磁感应强度为0.02590.635T;I1OkV都出站电缆进线侧围墙外5m处现状工频电场强度为4.62Vm,磁感应强度为00468T;所有测点均满足电磁环境控制限值(GB8702-2014)中频率为50HZ的公众曝露控制限制值要求,即电场强度400OV/m、磁感应强度100To9.2 电磁环境影响评价(1)站址:东莞220千伏双岗站与220千伏数码园站的建设规模、电压等级、容量、母线形式相同,因此,采用东莞220千伏双岗站作为类比对象具有可行性。通过类比结果可以预测,拟建220千伏数码园站建成投产后,其周围的工频电磁场强度均能满足电磁环境控制限值(GB87022014)的限值(4kVm和100T)要求。(2) 22OkV架空线路:通过架空线路理论计算,本工程架空线路运行期地面1.5m高处的工频电场强度和工频磁感应强度均满足电磁环境控制限值(GB8702-2014)频率为50Hz时电场强度和磁感应强度控制限值4kVm>100T的要求。(3) UOkV架空线路:通过架空线路理论计算,本工程架空线路运行期地面1.5m高处的工频电场强度和工频磁感应强度均满足电磁环境控制限值(GB8702-2014)频率为50Hz时电场强度和磁感应强度控制限值4kVm>100T的要求。(4) I1OkV电缆线路:通过类比分析可知本项目HOkV电缆线路投运后,可预测其线路周围工频电磁环境可满足电磁环境控制限值(GB8702-2014)中工频电场强度限值4kVm,磁感应强度限值100T的限值要求。(5) 环境保护目标:通过预测本工程建成后,工程评价范围内各电磁环境保护目标处的工频电场强度及工频磁感应强度能够满足电磁环境控制限值(GB8702-2014)中频率为50HZ的公众暴露控制限制值要求,即电场强度4kV/m、磁感应强度100T4>因此,惠州220千伏数码园输变电工程建成投产后,其周围的工频电磁环境可满足电磁环境控制限值(GB87022014)中工频电场强度限值4kVm,磁感应强度限值100T的要求。175