Flow Measurement & Control


Latest Articles

Rand Water selects turbidity instrument
June 2001, PREI Instrumentation
Early this year the Rand Water Board awarded a contract to Paterson Candy to refurbish the station 2 filter plant at Vereeniging. As part of this order, 40 turbidity instruments were required. Four competitors ...

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Paper giant chooses Coriolis gas flow sensors
May 2001
Third party testing, and more than 7500 gas-phase applicants around the world, have demonstrated the benefits of using Micro Motion Coriolis technology to measure oxygen gas

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Under what circumstances should you use Doppler flowmeters? - Part 1
May 2001
To assess useful applications for Doppler flowmeters, it is necessary to understand the basic operating principle of the meter and some understanding of relevant ultrasound scattering theory

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A history in Coriolis flowmeter technology - and the future...
May 2001
The functionality of Coriolis mass flowmeters extends into adequate density measurement - because the resonance frequency of the tubes' vibration gives exact information about density

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Analog/digital flow monitors
May 2001
IFM Electronic's SA range of flow monitors is capable of analog or digital flow monitoring. The type SA 1000/1003 supply a 4-20 mA output signal proportional to the flow rate. The LED bar display incorporated ...

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Flow sensors keep tabs on compressed air leaks
May 2001
Many compressed air plants cause their owners headaches because the majority of those plants have leakages that lead to losses of over 30%. Porous welding seams, loose screw joints, corroded wires, leaky ...

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Valve position transmitter aids maintenance
May 2001
The Epic noncontact position transmitter represents a significant departure from previous attempts to reliably measure stem position of linear control valves. As opposed to conventional devices, no linkages, ...

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Gas mass flow control
May 2001, N&Z Instrumentation & Control
Sierra's Mass-Trak thermal MFC (mass flow controller) allows reliable and inexpensive measurement and control of gas mass flow. This quality instrument features a built-in display of measured mass flow ...

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Custody transfer turbine flowmeters
May 2001
The API series turbine flowmeters are available in standard sizes from 3/4 to 12"and are manufactured in compliance with American Petroleum Institute (API) standards. These systems utilise a non-wearing ...

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Intelligent and durable electromagnetic flowmeters
April 2001
Electromagnetic flowmeters use Faraday's principle of electromagnetic induction to measure the flow of conductive fluids. Toshiba has been marketing electromagnetic flowmeters since the late 1960s and ...

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Optimising wastewater plant in Mauritius
April 2001, Endress+Hauser South Africa
Endress+Hauser, in conjunction with its local representative Rey & Lenferna, has made significant inroads with the supply of process instrumentation to most sectors of the Mauritian industry, including ...

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Flowmeters can handle up to 15% solid content
April 2001, C&F Technologies
Recently introduced to the South African market, the DP-65 target flowmeter offers reliable flowmetering at attractive pricing. Designed as a basic flowmeter indicator, the DP-65 offers several advantages ...

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Steam metering
December 2000, KROHNE
The plant energy manager needs to know where steam is used, how much is used, whether it is being used effectively and how its consumption can be optimised

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Flowmeter with portable or fixed installation option
September 2000
Stored site and configuration data can also be downloaded to one or more instruments, thus eliminating the need to individually program multiple meters

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Waste management: key to productivity enhancement
September 2000
In the industrial arena, the management of waste production and its recycling is assuming greater significance as environmental concerns deepen. Often, the production capacities and throughput of manufacturing ...

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Alternative to variable area flowmeter
September 2000, Bürkert South Africa
Variable area flowmeters can be replaced by the Bürkert analog flowmeter with reduced cost of ownership of up to 60%, says Bürkert. Variable area flowmeters rely on the process fluid being passed through ...

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World-class calibration technology in flow-metering
September 2000, Endress+Hauser South Africa
In maintaining the standard of its leading range of measuring instruments, Endress+Hauser South Africa has access to the largest and most advanced flowmeter calibration centre in the world. The facility ...

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Optimum energy savings through good measuring techniques
September 2000
Frankfurt Main airport in Germany recently discovered that with various Danfoss electromagnetic flowmeters used together with its established measuring techniques, the airport was able to lower energy ...

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New high temperature/pressure vortex flowmeter
July 2000, Endress+Hauser South Africa
A high temperature/high pressure version of the indusltry standard Prowirl 77 vortex flowmeter is now available. Vortex flowmeters are typically used for volumetric flowrate measurements in steam, gas ...

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Ultasonic flow measurement has come of age
July 2000
Controlotron believes that the success of its flowmeters has been the dispelling myths of inadequacies that have traditionally surrounded ultrasonic flow measurement. A hybrid design incorporating both ...

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