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介绍了用变频器改造工厂自供水系统的方法。系统投入运行后不但减轻劳动强度,而且节能、节水效果明显。改造费用一次性投入不超过6万元,仅以节能一项统计,一年后即可收回投资。
Introduced the frequency changer transformation factory self-water supply system the method. After the system is put into operation, it will not only reduce labor intensity but also save energy and water-saving effect. One-time investment in transformation costs not more than 60,000 yuan, only one energy-saving statistics, one year to recover the investment.