Rotary Gas Meters

Rotary Gas Meters

Rotary gas meters are devices used to measure the flow of gas in a pipeline. They consist of two rotating impellers that are mounted within a cylindrical chamber. As gas flows through the chamber, it causes the impellers to rotate, and the rotation is measured by a mechanical or electronic counter. The volume of gas that has passed through the meter can be calculated based on the number of rotations of the impellers. Rotary gas meters are commonly used in residential and commercial gas distribution systems, as well as in industrial applications where precise gas measurement is required. They are known for their accuracy and reliability, and can be used to measure a wide range of gas flows, from low to high volumes. One of the advantages of rotary gas meters is their simplicity. They have no moving parts other than the impellers, which means they require minimal maintenance and are less prone to failure than other types of gas meters. They are also relatively inexpensive compared to other types of gas meters, making them a popular choice for many applications. However, rotary gas meters do have some limitations. They are not well-suited for measuring gas flows that are highly variable or pulsating, as this can cause inaccuracies in the measurement. They may also be affected by changes in temperature or pressure, which can alter the density of the gas and affect the accuracy of the measurement. Overall, rotary gas meters are a reliable and cost-effective option for measuring gas flow in a variety of applications. They are widely used in the gas industry and have proven to be a valuable tool for ensuring accurate and efficient gas distribution.

gas flow, impellers, accuracy, reliability, maintenance

— John Allen

CITATION : "John Allen. 'Rotary Gas Meters.' Design+Encyclopedia. https://design-encyclopedia.com/define/rotary-gas-meters?E=394183 (Accessed on October 14, 2026)"