Electricity + Control July 2018

CONTENTS

4

Features

CONTROL VALVES+ELECTRIC ACTUATORS 4 Breathing new life into electric control valve actuation: Barb Boynton, Curtiss-Wright/Exlar Actuation Solutions

8 Electric actuators aid design of medical devices: Leslie Langnau, Fluid Power World

10 Round Up

ENERGY MANAGEMENT+ENVIRONMENTAL ENGINEERING 12 Is smart metering smart enough for Africa?: Kobus van den Berg, Aurecon 16 How artificial intelligence will revolutionise the energy industry: Franklin Wolfe, Harvard University

19 Solutions for Cape Town water crisis: Hennie Pretorius, Endress+Hauser

21 Round Up

IIOT+INDUSTRY 4.0 24 Data and the smart machine revolution: Omron Industrial Automation

26 How remote monitoring improves machine maintenance: Brandon Topham, RET Automation

28 Round Up

16

DRIVE, MOTORS+SWITCHGEAR 32 The ins and outs of variable frequency drives

36 Round Up

FLOW MEASUREMENT+INSTRUMENTATION 40 Demystifying transducers in fluid power: Paul J Heney, Design World/ WTWH Media

44 Round Up

24

40

Regulars

1 Comment 35 Cover Article 46 Light+Current 40 Events 48 Advertisers 48 Write @ the back

2 Electricity + Control

JULY 2018