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确定每吨产品的单位直流电耗定额,是化工厂电解食盐水制氯、制碱工业的主要工艺指标.为了精确确定该定额数值,研制该微型机直流千瓦时计量及温度监测装置.针对电流脉动变化大的特点,采用综合数字滤波方法,解决了直流大电流计量精度要求高的问题及抗干扰问题,从而使该微型机控制系统稳定、可靠地应用于控制现场.
To determine the unit of DC power consumption per ton of product quota, the chemical plant electrolysis of salt water chlorine, alkali industry, the main process index.In order to accurately determine the quota value, the development of the micro-DC kilowatt-hour measurement and temperature monitoring device for the current ripple The characteristics of large changes, the use of integrated digital filtering method to solve the DC high current measurement accuracy requirements and high anti-jamming problems, so that the microcomputer control system stable and reliable application to the control site.