April/May 2019

www.hpmag.co.uk HYDRAULICS & PNEUMATICS April/May 2019 3 CONTENTS Editor: Ed Holden t | 01892 615806 e | ed.holden@dfamedia.co.uk Editorial Coordinator: Leslah Garland t | 01732 370340 e | leslah.garland@dfamedia.co.uk Editorial Assistant : Nicola Crawley t | 01732 370340 e | nicola.crawley@dfamedia.co.uk Commercial Director: Ryan Fuller t | 01732 370344 e | ryan.fuller@dfamedia.co.uk Senior Sales Executive: Andrew Jell t | 01732 370347 e | andrew.jell@dfamedia.co.uk DFA Direct: Ian Atkinson t | 01732 370340 e | ian.akinson@dfamedia.co.uk German Sales Office: Victoria Hufmann t | 911 939 76442 e | Victoria@hufmann.info Eastern US: Karen C Smith-Kernc t | +1 717 397 7100 f | +1 717 397 7800 e | KarenKCS@aol.com Western US and Canada: Alan A Kernc t | +1 717 397 7100 f | +1 717 397 7800 e | AlanKCS@aol.com Italian Sales Office: Oliver & Diego Casiraghi t | 031 261407 f | 031 261380 e | info@casiraghi.info Production Manager & Designer: Chris Davis t | 01732 370340 e | chris.davis@dfamedia.co.uk Reader/Circulation Enquiries: Perception t | +44 (0) 1825 701520 . e | dfamedia@dmags.co.uk Operations Manager: Ewa Hodden e | ewa.hodden@dfamedia.co.uk Finance Manager: Clare Jackson e | clare.jackson@dfamedia.co.uk Publishing Director: Ian Atkinson e | ian.atkinson@dfamedia.co.uk Published by: DFA Media Ltd, 192 The High Street, Tonbridge, Kent TN9 1BE t | 01732 370340 f | 01732 360034 e | info@dfamedia.co.uk w | www.hpmag.co.uk In co-operation with Printer: Warners, UK © Copyright 2019, DFA Media Ltd ISSN 1366-1981 H&P isacontrolledcirculationmagazine,published8 timesa year.PleasecontactDFAMediawithanysubscriptionenquiries. Paidsubscriptionsarealsoavailableonanannualbasisat £90.00 (UK),£120.00 (Europe)or£150.00 (Restof theWorld)P+P included.Thecontentof thismagazine,websiteand newslettersdonotnecessarilyexpress theviewsof theEditoror publishers.Thepublishersacceptno legal responsibility for loss arising from information in thispublication.All rights reserved. Nopartof thispublicationmaybeproducedorstored ina retrievalsystemwithout thewrittenconsentof thepublishers. 36 18 4 NEWS 18 KNOWLEDGE BASE Apprenticeship placements are often associated primarily with manufacturing or engineering disciplines. However, there is of course the potential for these types of schemes to offer major advantages in other areas of an organisation. One company that has successfully adopted this strategy is Derby-based Tidyco. 20 HYDRAULICS 32 APPLICATIONS Jacob Paso, Delta Computer Systems Inc, considers how to choose the correct servo motion control algorithms for your application. 36 PNEUMATICS 38 HANNOVER MESSE 2019 REVIEW 44 INTEGRATED SYSTEMS 48 COMPRESSED AIR 53 BCAS Our regular news and events update on the British Compressed Air Society. 54 BFPA Hydraulics & Pneumatics’ issue-by-issue briefing on current activities and views involving the British Fluid Power Association. 56 NEW FACES 58 APPOINTMENTS 58 WEB LOCATOR 59 PRODUCTS & SERVICES DIRECTORY 38