Flowmeter

Development of flow measurement can be traced back to the ancient water conservancy project and urban water supply systems. Guluomakai the inhabitant has been the use of orifice measurement of drinking water. Around 1000 BC in ancient Egypt measurement of the flow of the Nile by Weir. Baopingkou water level observation is the famous dujiangyan irrigation water, and so on.

Metering is the industrial production in the eye. Flow metering is part of measurement science and technology, one of its close relationship with the national economy, national defense, scientific research. Doing this work to ensure product quality, increase productivity, promote the development of science and technology has an important role, especially in the energy crisis, high degree of automation of industrial production in the current era, flow meters, status and role in the national economy is more obvious.