Flow Measurement of Fluids: Proceedings of FLOMEKO 1978, IMEKO-Conference on Flow Measurement of Fluids, Groningen, The Netherlands, September 11-15, 1978, Volume 1H. H. Dijstelbergen, Ernest Antony Spencer |
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Results 1-3 of 60
Page 380
... VOLTAGE O DETECT . FEEDBACK AGC AND TVG AMPLIFIER REF . VOLTAGE O DAC ECHO PREAMP TRANSPONDER DRIVER SAMPLE COMMUTATOR & HOLD ACT . ECHO VOLTAGE X - PONDER 4-20mA dc OUTPUT RESIST . M. CONSTANT Rx FIG . 2 BLOCK DIAGRAM period , pulses ...
... VOLTAGE O DETECT . FEEDBACK AGC AND TVG AMPLIFIER REF . VOLTAGE O DAC ECHO PREAMP TRANSPONDER DRIVER SAMPLE COMMUTATOR & HOLD ACT . ECHO VOLTAGE X - PONDER 4-20mA dc OUTPUT RESIST . M. CONSTANT Rx FIG . 2 BLOCK DIAGRAM period , pulses ...
Page 493
... voltage is induced , which is proportional to the velocity of this element and to the strength of the magnetic field . The volt- ages induced in these volume elements add up according to certain electric laws , the sum voltage is picked ...
... voltage is induced , which is proportional to the velocity of this element and to the strength of the magnetic field . The volt- ages induced in these volume elements add up according to certain electric laws , the sum voltage is picked ...
Page 499
... voltages may be coupled into the system by inductive , capacitive or direct galvanic coupling . These error voltages add to the signal voltage . The signal converter cannot separate them from the signal voltage , because they have the ...
... voltages may be coupled into the system by inductive , capacitive or direct galvanic coupling . These error voltages add to the signal voltage . The signal converter cannot separate them from the signal voltage , because they have the ...
Contents
Practical experience in industrial wastewater flow measurement | 1 |
International harmonization in the field of dynamic measurement of liquid quantities | 7 |
Legal aspects and traceability of high pressure gas measurements in the Netherlands | 19 |
Copyright | |
28 other sections not shown
Common terms and phrases
accuracy acoustic axis bend boundary layer calculated calibration CEGB channel circuit coil curve density meter detector determined deviation device discharge coefficient downstream E.A. Spencer eds effect electrodes electromagnetic flowmeter equation equipment experimental flow measurement flow meter flow rate flow signal flow velocity flowrate fluid flow flume frequency function given H.H. Dijstelbergen installation instrument Laboratory length linear liquid magnetic field manometer mass flow mass flow meter MASS FLOW RATE mean method Metrology North-Holland Publishing Company nozzle obtained operation orifice plate output pipe prover pitot tube plane Publishing Company 1978 pulse radius range ratio reference Reynolds number rotor sensor shown in Figure systematic error tank temperature thermistor tion transducers transfer standard tube turbine meter turbulent ultrasonic ultrasonic flowmeter uncertainty upstream valve variation velocimeter velocity velocity profile viscosity voltage volume volumetric weight weir zero