Data Acquisition And Micro Computer Application For Velocity Measurements In Open Channel Bends

1985 ◽  
pp. 1-13
Author(s):  
Dr. Mohammad Noor Haji Salleh

The utilization and application of a desk-top micro-computer based system is described for data acquisition and control/or use in the velocity measurements in open channel flow. The technique of measuring point velocities along three axes simultaneously is approached in two phases: Firstly,recording of the velocity data, and secondly reproducing the velocity data. The system involves utilization of voltage data recorder which can translate the flow velocities obtained by sensor probes picking up the acoustic interference. A data acquisition control unit, a desk-top computer and peripheral equipments which consist of distribution channels, printer and plotter terminals provide the necessary interpretation of the flow behaviour.

Author(s):  
Meer Shadman Shafkat Tanjim ◽  
Ashrafun Nushra Oishi ◽  
Ali Azam Sojib ◽  
Md. Bashir Ahmmad ◽  
Md. Shaiful Islam ◽  
...  

1972 ◽  
Vol 1 (13) ◽  
pp. 133
Author(s):  
E.R. Funke

A large tidal model of the St. Lawrence River covering the region from Montreal to lie du Bic is connected directly to a mini computer for data acquisition and control of the tidal boundary. Some of the more important concepts for the design and operation of a computer based system for this application are described. Details of an adaptive feedback controller for diurnal tides are given. A 16 mm film (N.R.C.-Division of Mechanical Engineering, film no. HYP 620, same title) describes the instrumentation and operation of the model. A report (N.R.C.-Division of Mechanical Engineering, Report No. MH-110, same title) provides further details of this system.


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