FIELD: measuring equipment.
SUBSTANCE: invention relates to measurement equipment and can be used for temperature measurement of process fluid medium. Disclosed is a process fluid medium temperature measurement system (300), which includes measuring (200) channel configured to communicate with a pipeline for a process fluid medium and extending through wall (102) of a pipeline for process fluid medium. Set (110) of temperature sensor is located in measurement (200) channel and includes first (304) temperature-sensitive element and second (306) temperature-sensitive element. First (304) temperature-sensitive element is located in measuring (200) channel next to far (305) end of measuring channel (200). Second (306) temperature-sensitive element is located at the distance from first (304) temperature-sensitive element along separator (308), having known heat conductivity. Transmitter circuit (311) is connected to first (304) and second (306) temperature sensitive elements and is configured to perform heat flow density calculation to provide the output temperature signal of the process fluid medium.
EFFECT: higher accuracy of obtained data is provided.
18 cl, 6 dwg
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Authors
Dates
2019-12-26—Published
2017-06-13—Filed