我厂是大型机械制造企业，能源消耗品种多、数量大，在正常生产的情况下，年耗各种能源折合标准煤２０多万吨，是自治区重点耗能大户之一。近年来，随着计量工作的不断发展、能源管理工作的不断加强，工厂累计投资３００余万元对能源计量系统进行技术改造和更新，选用了国内先 I plant is a large machinery manufacturing enterprises, energy consumption variety, large in quantity, in the case of normal production, the annual consumption of various energy equivalent to more than 200,000 tons of standard coal, is one of the major energy-consuming major autonomous regions. In recent years, with the continuous development of measurement, energy management continues to strengthen, the factory invested a total investment of more than 300 million energy measurement system for technological transformation and updating, the selection of the domestic first