首页> 外文会议>Energy security through hydrogen >ELECTROLYTIC PRODUCTION OF HYDROGEN GASWITH PHOTOVOLTAIC ELECTRICITY AS AREPLACEMENT FUEL FOR MOTOR GASOLINE IN THEUNITED STATES: LAND, WATER, AND PHOTOVOLTAICRESOURCE REQUIREMENTS
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ELECTROLYTIC PRODUCTION OF HYDROGEN GASWITH PHOTOVOLTAIC ELECTRICITY AS AREPLACEMENT FUEL FOR MOTOR GASOLINE IN THEUNITED STATES: LAND, WATER, AND PHOTOVOLTAICRESOURCE REQUIREMENTS

机译:电解生产光伏气体作为美国汽油的替代燃料:土地,水和光伏资源的需求

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摘要

This paper assesses the land, water, and photovoltaic (pv) requirements forrnthe electrolytic production of hydrogen gas from water with pv electricity.rnHydrogen production systems become of immediate concern now that fuel cellrnelectric vehicles (FCEV) are on the threshold of mass production. Only with thernelectrolytic production of hydrogen gas from water can FCEVs realize theirrnpotential as a truly zero-emission vehicle.rnThe quantity of hydrogen gas required to replace the use of gasoline forrnautomobiles and light trucks in the United States is approximately 10-quads Btu.rnThe calculations for the land, water, and pv resources required to produce 10-rnquads of electrolytic hydrogen gas assume a pv system efficiency of 10%, anrnelectrolyser efficiency of 80%, and solar insolation of 271 W/m2.rnThe land area required to produce 10-quads of hydrogen gas is 30,862rnsquare kilometers (11,916 square miles) or a square parcel of land with sides ofrn176 kilometers (110 miles). This is a relatively small area of land within thernconfines of southern California, Arizona, New Mexico, Nevada, and west Texas.rnThe water requirement is 2.6 centimeters (1.0 inch) covering just the land arearnoccupied by the pv electrolysis plant. This is less than twenty percent of thernannual rainfall received in much of the arid southwest United States. The amountrnof pv electricity required is 1,543,972 megawatts. In terms of manufacturers pvrnoutput rating this electricity output translates into 1,816,438 megawatts ofrninstalled pv to account of pv output losses from power conditioning and pv aging.
机译:本文评估了用光伏发电从水中电解生产氢气所需的土地,水和光伏(PV)需求。由于燃料电池电动汽车(FCEV)处于批量生产的门槛,氢生产系统已成为当务之急。只有通过从水中电解产生氢气,燃料电池电动汽车才能实现其作为真正的零排放车辆的潜力。在美国,替代汽油机和轻型卡车使用的汽油所需的氢气量约为10夸脱Btu.rn对于生产10立方米电解氢气所需的土地,水和光伏资源,假设光伏系统效率为10%,电解槽效率为80%,日照量为271 W / m2.rn生产10立方米电解氢所需的土地面积-四分之一的氢气面积为30,862平方千米(11,916平方英里),或者是一块面积为176平方公里(110英里)的方形土地。这是加利福尼亚南部,亚利桑那州,新墨西哥州,内华达州和德克萨斯州西部的恩科米纳斯地区相对较小的一块土地。需水量为2.6厘米(1.0英寸),仅覆盖光伏电解厂占用的土地面积。这是美国西南大部分干旱地区年降水量的不到百分之二十。所需光伏发电量为1,543,972兆瓦。根据制造商的光伏输出额定值,此电能输出转化为1,816,438兆瓦的已安装光伏,以解决功率调节和光伏老化带来的光伏输出损失。

著录项

  • 来源
  • 会议地点 Washington DC(US)
  • 作者

    J. Mason;

  • 作者单位

    James Mason, Director, Solar Hydrogen Education Project, 52 Columbia Street, Farmingdale, NYrn11735. Phone: (516) 694-7636. E-mail: cjjmason5@earthlink.net;

  • 会议组织
  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类 氢能及其利用;
  • 关键词

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