Tianjin Yiman Instrument Technology Co., Ltd.
Tianjin Yiman Instrument Technology Co., Ltd.
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Main Products: liquid flow meter, gas flow meter, pressure transmitter
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Gas Ultrasonic Flow Meters: Solve Major Problems For Gas Companies

  In recent years, with the acceleration of urbanization and the increase in the penetration rate of natural gas, gas companies have encountered the problem of a significant difference between the actual gas sales volume and the gas consumption of users in their operations. This phenomenon not only causes huge economic losses but also affects the accuracy of energy management. The application of gas ultrasonic flowmeters has become a key technological breakthrough to solve this industry pain point.


  Traditional gas metering mainly relies on membrane gas meters and turbine flow meters, but these devices have exposed obvious defects during long-term use. Due to mechanical wear and tear, the accuracy of diaphragm gas meters may drop to ±3% or even lower after 3 to 5 years of use. Turbine flowmeters have strict installation requirements and are prone to failure to read at low flow rates.


  The gas ultrasonic flow meter adopts the time difference measurement principle. It determines the flow velocity by calculating the time difference of ultrasonic wave propagation in the co-current and counter-current directions. This non-contact measurement method has three core advantages:


  1. Precision Revolution : The ultrasonic flowmeter adopts the cross-correlation method in the time difference method. Within a range ratio of 1:100, the accuracy can reach ±1%, far exceeding that of traditional instruments.

2.Dynamic Adaptability: It has a start-up flow rate sensitivity of 0.05m/s and can capture minute changes in flow rate

3.Intelligent Diagnostic Function: Gas ultrasonic flowmeters integrate pressure and temperature compensation modules to perform real-time conversion of working conditions. Even more groundbreaking is its self-diagnostic system, which provides early warnings of possible measurement deviations.




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