... be applied to develop an ultrasonic sensor that (1) can be attached permanently to a pipeline wall, possibly as a spool piece inserted into the line or (2) can clamp onto an existing pipeline wall and be movable to another location. The self-calibrating feature is very important because the signal strength...

... Engineering Division September 13, 1999; revised manuscript received June 19, 2000. Associate Technical Editor: S. Banerjee. 13 September 1999 19 June 2000 pipe flow flow measurement sensors mining multiphase flow The transport of particulate materials in slurry form...

...Allen L. Robinson, Assistant Professor,; Richard G. Sextro, Staff Scientist, This paper describes a novel in-line sensor that measures the magnitude and direction of gas flow in a tube. The sensor possesses a unique set of performance characteristics: low detection limit, little resistance to flow...