Food & Medical

Application scenarios of electromagnetic flowmeter instruments in the food industry As an important pillar of the national economy, the precise control of the production process of the food industry directly affects product quality and safety standards. In the process of liquid raw material transportation, mixing and blending, packaging and filling, electromagnetic flowmeter has become a key equipment for industry upgrading with its non-intrusive measurement, high precision and hygienic safety. This paper will systematically expound the application value of the instrument from the dimensions of flow control, component analysis, health and safety, energy conservation and environmental protection. 1. Core applications of flow measurement 1.1 Precise control of liquid delivery The electromagnetic flowmeter uses the Faraday electromagnetic induction principle to monitor the volumetric flow rate of Newtonian fluids (e.g., milk, juices, sauces) in real time with a measurement accuracy of ±0.5% FS (full scale) . In a dairy production line, a multinational company installed electromagnetic flowmeters instead of traditional turbine flowmeters, which reduced the raw milk delivery error from ±3% to ±0.8%, reducing raw material waste by about 120 tons per year . This high precision is particularly useful for applications that require tight proportional control, such as the ratio of syrup to water in plant-based beverages (with an error of ±0.5%). In the beverage filling process, the electromagnetic flowmeter and the PLC system can be linked to realize dynamic compensation. When the pipe pressure fluctuates by more than ±10%, the built-in PID algorithm can complete the flow correction in 0.3 seconds, ensuring that the liquid volume of each bottle is always stable in the range of 25±0.2ml . This real-time responsiveness results in a 12%-15% increase in OEE (Overall Equipment Effectiveness) on the filling line.