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Parameter identification of fluid tubes
Conference proceeding

Parameter identification of fluid tubes

M Sugisaka, N Katsuragi, S Sagara and R Fischl
[Proceedings 1992] IEEE International Conference on Systems Engineering, pp 381-384
1992

Abstract

Blood flow Blood pressure Electrical resistance measurement Fluid flow measurement Immune system Microcomputers Parameter estimation Pressure measurement Pumps Transducers
A novel device has been developed which is able to identify the unknown fluid resistance of elastic tubes, such as artificial blood tubes, from the measured water pressures by circulating pulsatile water flow in tubes with a roller pump. The device consists of two pressure sensors, an analog-to-digital transducer board, one roller pump with a constant revolution speed, a lowpass filter to cut off high-frequency noise, and a microcomputer with special software to identify the unknown resistance of the tube. Some experimental results for the identification are presented.< >

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