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The History & Evolution of Thermal Flowmeters

Innovation Abounds as Technology Suppliers Jockey for Competitive Advantage

Thermal flowmeters came onto the market in the mid-1970s, not long after Coriolis flowmeters. While the worldwide market for Coriolis flowmeters now exceeds $1 billion, the market for thermal flowmeters is under $150 million. Faced with such a wide difference in market share, one might wonder why the Coriolis flowmeter market has developed so rapidly, while the thermal flowmeter market has developed more slowly.

To answer this question, it is important to understand some important differences between Coriolis and thermal flowmeters. Coriolis meters, for example, measure both liquids and gases, while the vast majority of thermal flowmeters measure gases.

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