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机构地区:[1]哈尔滨工业大学城市水资源与水环境国家重点实验室,哈尔滨150090 [2]哈尔滨中石油昆仑车用天然气有限公司,哈尔滨150090
出 处:《环境工程学报》2012年第4期1103-1107,共5页Chinese Journal of Environmental Engineering
基 金:国家水体污染控制与治理科技重大专项(2011ZX07408-001);黑龙江省科技攻关项目(GB07C20202)
摘 要:针对目前我国城镇需水量大、原水费用高的问题,大多数水厂通过降低自用水量的方式节约水资源。经过在笔架山水厂进行的生产性实验,优化耗水工艺的运行条件,挖潜了该水厂的节水空间,自用水量降低。优化后,全处理系统可节约水资源76.83万m3/a,耗水率由原来的2.08%下降到1.49%,同时水厂的经济效益也得到了显著提高,优化后可在原来的基础上节约运行成本近60万元/a。For the problems of large water demand and the high cost of raw water in most cities of our country,most of the water plants began to study how to reduce the water consumption in water supply systems.The full-scale experiment study on optimization of water-saving processes in water supply plant was conducted at the Bijiashan Water Plant in Shenzhen.The water consumption of each process unit has achieved a significant decline by optimizing the water plant sludge conditions,adjusting the discharge time and dischanging period exactly.The entire treatment system can save raw water nearly 7.683×105 m3/a.The total water consumption rate can be reduced from 2.08% to 1.49%.Moreover,the economic benefits were considerable as well as that of the environment.It can save nearly 6×105 yuan/a.
分 类 号:X703[环境科学与工程—环境工程]
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