随着经济的发展,我国的科学技术也在迅速的发展,为了保护我们的水资源不受污染和节约水资源,保证经济的可持续发展,本文论述给排水的专业节能,给排水的设计有一定的节能原则,像选择合理的水定额、设备的选择等都是有讲究的,不是随意的。给排水专业节能关系到企业可持续发展,能够减少水污染现象的发生还能够节约资源。 With economic development, our country’s science and technology are also developing rapidly. In order to protect our water resources from pollution and save water resources and ensure the sustainable development of economy, this paper discusses the design of water supply and drainage, Some energy-saving principles, such as choosing a reasonable water quota, the choice of equipment are all well-proportioned, not casual. Water supply and drainage professionals related to the sustainable development of enterprises, can reduce the occurrence of water pollution can also save resources.