Play Video 0:00 /0:44 ![](< data:image/svg+xml,%3csvg viewBox='0 0 14 14' version='1.1' xmlns:xlink='http://www.w3.org/1999/xlink' xmlns='http://www.w3.org/2000/svg'%3e %3cdesc%3eCreated with Lunacy%3c/desc%3e %3cpath d='M8.34343 0.471381C8.34343 0.754209 8.53199 0.942761 8.81481 0.942761L12.3973 0.942761L7.91919 5.42088C7.73064 5.60943 7.73064 5.89226 7.91919 6.08081C8.10774 6.26936 8.39057 6.26936 8.57912 6.08081L13.0572 1.60269L13.0572 5.18518C13.0572 5.46801 13.2458 5.65657 13.5286 5.65657C13.8114 5.65657 14 5.46801 14 5.18518L14 0.471381C14 0.188552 13.8114 0 13.5286 0L8.81481 0C8.53199 0 8.34343 0.188552 8.34343 0.471381C8.34343 0.754209 8.53199 0.942761 8.81481 0.942761L12.3973 0.942761L7.91919 5.42088C7.73064 5.60943 7.73064 5.89226 7.91919 6.08081C8.10774 6.26936 8.39057 6.26936 8.57912 6.08081L13.0572 1.60269L13.0572 5.18518C13.0572 5.46801 13.2458 5.65657 13.5286 5.65657C13.8114 5.65657 14 5.46801 14 5.18518L14 0.471381C14 0.188552 13.8114 0 13.5286 0L8.81481 0C8.53199 0 8.34343 0.188552 8.34343 0.471381ZM5.42088 7.91919L0.942761 12.3973L0.942761 8.81481C0.942761 8.53199 0.754209 8.34343 0.471381 8.34343C0.188552 8.34343 0 8.53199 0 8.81481L0 13.5286C0 13.8114 0.188552 14 0.471381 14L5.18518 14C5.46801 14 5.65657 13.8114 5.65657 13.5286C5.65657 13.2458 5.46801 13.0572 5.18518 13.0572L1.60269 13.0572L6.08081 8.57912C6.26936 8.39057 6.26936 8.10774 6.08081 7.91919C5.93939 7.73064 5.60943 7.73064 5.42088 7.91919L5.42088 7.91919L0.942761 12.3973L0.942761 8.81481C0.942761 8.53199 0.754209 8.34343 0.471381 8.34343C0.188552 8.34343 0 8.53199 0 8.81481L0 13.5286C0 13.8114 0.188552 14 0.471381 14L5.18518 14C5.46801 14 5.65657 13.8114 5.65657 13.5286C5.65657 13.2458 5.46801 13.0572 5.18518 13.0572L1.60269 13.0572L6.08081 8.57912C6.26936 8.39057 6.26936 8.10774 6.08081 7.91919C5.93939 7.73064 5.60943 7.73064 5.42088 7.91919L5.42088 7.91919Z' id='Shape' fill='%23FFFFFF' stroke='none' /%3e %3c/svg%3e>) ![](< data:image/svg+xml,%3csvg width='19px' height='14px' viewBox='0 0 19 14' version='1.1' xmlns:xlink='http://www.w3.org/1999/xlink' xmlns='http://www.w3.org/2000/svg'%3e %3cdesc%3eCreated with Lunacy%3c/desc%3e %3cg id='mute'%3e %3cpath d='M1.50744 0.757533C1.36162 0.568179 1.21566 0.378761 1.02117 0.227235L0.875346 0.113644C0.680828 -0.0378815 0.389078 -0.0378815 0.194559 0.113644C6.84731e-05 0.265149 6.84731e-05 0.492438 0.194559 0.643942L0.34038 0.757533C0.486337 0.871231 0.583569 0.984822 0.680828 1.13633L0.729417 1.17426C1.65337 2.27271 1.45885 3.25756 0.145889 4.35603C-0.0486296 4.50753 -0.0486296 4.73482 0.145889 4.88632C0.243148 4.96209 0.34038 5 0.486337 5C0.632157 5 0.729417 4.96209 0.826648 4.88632C2.43138 3.52268 2.67446 2.1212 1.50744 0.757533Z' transform='translate\(13.41176 4\)' id='Path' fill='%23FFFFFF' stroke='none' /%3e %3cpath d='M1.67473 0.487896C1.53133 0.32527 1.38795 0.203266 1.24446 0.121953C1.0532 -0.0406509 0.766327 -0.0406509 0.575064 0.121953C0.383828 0.284579 0.383828 0.528495 0.575064 0.691122L0.909815 0.975729C1.14883 1.26027 1.43572 1.50421 1.67473 1.82944C3.4916 4.14667 2.67747 6.45997 0.143427 8.69591C-0.0478091 8.85853 -0.0478091 9.10245 0.143427 9.26505C0.239059 9.34637 0.334691 9.38708 0.478179 9.38708C0.621559 9.38708 0.717191 9.34637 0.812822 9.26505C3.63373 6.78522 4.49575 4.02476 2.48759 1.42289C2.20072 1.05704 1.91383 0.772412 1.67473 0.487896Z' transform='translate\(14.52941 2\)' id='Path' fill='%23FFFFFF' stroke='none' /%3e %3cpath d='M9.41898 0.0965707C8.8931 -0.106724 8.22371 0.0152805 7.69783 0.421732L4.06404 3.06428L2.34277 3.06428C1.05189 3.06428 0 3.99928 0 5.05628L0 9.04031C0 10.1786 1.05189 11.0323 2.34277 11.0323L3.82503 11.0323L7.69783 13.6342C8.08022 13.8781 8.5106 14 8.8931 14C9.08434 14 9.32335 13.9594 9.46684 13.8781C9.99275 13.6748 10.2796 13.187 10.2796 12.5365L10.2796 1.47873C10.2796 0.828275 9.99275 0.299796 9.41898 0.0965707ZM9.32335 12.5772C9.32335 12.9024 9.22775 13.1057 9.03648 13.187C8.84522 13.2683 8.55835 13.187 8.27148 13.0244L4.15967 10.2599L2.34277 10.2599C1.57778 10.2599 0.956263 9.73146 0.956263 9.081L0.956263 5.09691C0.956263 4.44642 1.57778 3.91797 2.34277 3.91797L4.39868 3.91797L8.27148 1.11288C8.55835 0.909565 8.79747 0.828275 8.98873 0.909565C9.17997 0.990878 9.32335 1.23482 9.32335 1.56005L9.32335 12.5772Z' id='Fill-3' fill='%23FFFFFF' stroke='none' /%3e %3c/g%3e %3c/svg%3e>) 新华社上海7月30日电（记者王默玲、丁汀）蒙电入沪工程受端配套过江工程30日在上海崇明开工，是未来内蒙古库布齐沙漠基地的风电、光电等电力资源，穿越长江汇入上海电力主网的“咽喉节点”。 该过江工程起于上海崇明岛，下穿长江主航道至江苏太仓，新建过江隧道12.2公里、陆上隧道1.83公里。 “过江隧道设计直径14.6米，与标准四车道公路宽度相当；隧道预计埋设最深约95米，相当于下探30余层楼。”国家电网上海建设咨询公司蒙电入沪项目现场负责人周筱晟说，隧道下穿长江主航道与国家级种质资源保护区，对施工精度和生态保护要求极高。 蒙电入沪工程全线贯通后，入沪电量中约一半将为绿电，可替代标准煤约246万吨，减少二氧化碳排放超970万吨。 “上海本地绿电供给能力有限，九成依赖外部供应，但越来越多的出口制造企业需要通过采购绿电降低产品碳足迹、提升国际市场竞争力，工程建成后有助于将内蒙古绿色电力规模化外送，为上海的高端制造业、数字经济等新质生产力发展提供有力支撑。”国家电网上海市电力公司特高压办公室建设管理处处长赵攀巅说。 蒙电入沪工程全称内蒙古库布齐沙漠基地送电上海工程，建成后将跨越6省市、纵贯1800公里、设计输送容量达800万千瓦，投运后计划每年向上海输送约400亿千瓦时电量，相当于上海2025年全社会用电量的近两成，将极大增强华东地区的电力供应保障能力。 据介绍，30日开工的过江工程计划2030年底建成投运，远期设计输送容量可达2000万千瓦，预留1200万千瓦容量，为今后长三角区域绿电消纳和电网互联互通预留充足空间。