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THE SOUTH AFRICAN MECHANICAL ENGINEER

VOL 63

May 2013

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Chris Reay

Chairman of the Working Committee: Communications (SA Institution of Mechanical Engineering)

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YOUR PARTNER IN ENERGY EFFICIENCY AND THE ENVIRONMENT

CLYDE BERGEMANN AFRICA >>CLEAN ENERGY SOLUTIONS<< Tel: +27 11 704 0580

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email: enquiry@cbz.co.za

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website: www.cbz.co.za


The monthly circulation is 3 947

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Notice of SAIMechE Annual General Meetings (2013) Kwa-Zulu Natal Branch AGM Date: Monday, 24 June 2013 Time: 18h00 Venue: Blue Waters Hotel, Snell Parade, Durban RSVP: Register online at www.saimeche.org. za (then go to the Calendar) or email: kzn@ saimeche.org.za

Central Branch AGM Date: Wednesday, 26 June 2013 Time: 18h00 Venue: Engineering Council, Waterview Building, 2 Ernest Oppenheimer Ave, Bruma, Johannesburg RSVP: Register online at www.saimeche.org. za (then go to the Calendar) or email central@ saimeche.org.za.

Eastern Cape Branch AGM The Eastern Cape Branch AGM will be held in June 2013. Full details to be communicated directly to members of the branch shortly.

Mpumalanga Highveld Branch AGM Date: Wednesday, 3 July 2013 Time: 18h00 Venue: Swiss Ranch Restaurant, Trichardt, Secunda Email: mhbranch@saimeche.org.za

122nd National AGM Date: Tuesday, 13 August 2013 Time: 18h00 Venue: Engineering Council, Waterview Building, 2 Ernest Oppenheimer Avenue, Bruma, Johannesburg RSVP: Register online at www.saimeche.org. za (then go to the Calendar) or email: info@ saimeche.org.za. Invitations with full details of the above AGMs will be distributed to members shortly, including presentations/guest speakers, where applicable. Please contact the relevant office directly for more information. Alternatively contact the National office. Refreshments will be served at each of the above AGMs.

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SAIMechE Training Workshops : 20 May 2013 - 31 July 2013 Programmes and Registration Form obtainable from Carey Evans, Tel. 031 764 7136 or carey@saimeche.org.za Event Code E6313 A0613 C6313 E3013 A5713 C2613 E6413 A5813 A3013 D6013 F0913 F6613 C0613 A2613 B3013 E0913 C6113 E6613 A3713 F3013 B2913 B6913 H0613 A0913 C3113 A6613 F2513

Workshop Title

The Road to Professional Registration The Engineer As Manager The Road to Professional Registration Root Cause Failure Analysis Total Productive Maintenance Corrosion Control Tank Design, Construction & Installation Continuous Flow Processes: Methodology for Engineers Root Cause Failure Analysis Inventive Solutions to Engineering Problems ISO 9001 - 2008 Effective Negotiation Methodologies for Engineers The Engineer As Manager Corrosion Control Root Cause Failure Analysis ISO 9001 - 2008 Leadership & Management Principles & Practice in Engineering Effective Negotiation Methodologies for Engineers Pressure Vessel Design, Construction, Fitness for Service Assessment & Troubleshooting Root Cause Failure Analysis Practical Lubrication & Lubricants Lubricants & Oil Monitoring The Engineer As Manager ISO 9001 - 2008 Heat Transfer in Practice: Heat Transfer via Conduction & Convection; Evaporative Cooling & Drying Processes & Radiant Heat Transfer Effective Negotiation Methodologies for Engineers AfriMold_RingierMedia_HalfPageAdvert.pdf 1 2/6/2013 10:07:14 AM Materials Selection: Processes, Parameters & Performances

Date - Start

Date - End

Region

22-May-13 23-May-13 29-May-13 29-May-13 30-May-13 5-Jun-13 5-Jun-13 6-Jun-13 12-Jun-13 12-Jun-13 19-Jun-13 20-Jun-13 20-Jun-13 26-Jun-13 26-Jun-13 3-Jul-13

22-May-13 24-May-13 29-May-13 30-May-13 30-May-13 5-Jun-13 6-Jun-13 6-Jan-13 13-Jun-13 13-Jun-13 19-Jun-13 20-Jun-13 21-Jun-13 26-Jun-13 27-Jun-13 3-Jul-13

East Rand Durban Cape Town East Rand Durban Cape Town East Rand Durban Durban Vanderbijlpark Secunda Secunda Cape Town Durban Port Elizabeth East Rand

3-Jul-13

4-Jul-13

Cape Town

4-Jul-13

4-Jul-13

East Rand

9-Jul-13

9-Jul-13

Durban

10-Jul-13 17-Jul-13 18-Jul-13 18-Jul-13 24-Jul-13

11-Jul-13 17-Jul-13 18-Jul-13 19-Jul-13 24-Jul-13

Secunda Port Elizabeth Port Elizabeth Rivonia Durban

24-Jul-13

25-Jul-13

Cape Town

25-Jul-13

25-Jul-13

Durban

31-Jul-13

31-Jul-13

Secunda

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M

Y

CM

MY

CY

CMY

K

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Ralf Belka, managing director of Clyde Bergemann Africa

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Badrish Nathoo, executive director at Clyde Bergemann Africa

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Academic

Most Challenging Project Willem Niemandt, Sandvik

Career Path

Most Rewarding Project

Commentary

Achievements

we’re engineered to share

PPS allocates a record R3 billion to its members for the 2012 financial year.

Now that’s a unique benefit of mutuality. For more benefits and info, SMS ‘MECH’ and your NAME to 42097, visit www.pps.co.za or consult a PPS product-accredited financial adviser. PPS is an authorised Financial Services Provider. *PPS members with qualifying products share in the profits of PPS. Terms, conditions and standard SMS rates apply

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SAMHYDRAULIK, which is one of the leaders in the field of hydraulic transmission, has been operating for over 25 years in the international market, offering a complete range of orbital hydraulic motors and power steering units, axial pumps and motors for medium and high pressure ranges, all characterised by excellent performances. SAMHYDRAULIK employs 120 people who operate inside a very modern and efficient plant that spans over 6 000 square metres to assure a high standard and flexible production capacity. The latest computer technology is used for both design and production, combined with strict quality control procedures during all production phases, which translates into innovative, reliable and functional products that meet the various needs of the market. Its ISO 9001 certification, held since 1994, is the result of a qualityorientated philosophy on which SAMHYDRAULIK has always based its operation.

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AXIOM HYDRAULICS (PTY) LTD Tel: (011) 334-3068 / 334-3086 Fax: (011) 334-4543 E-mail: axiomjhb@mweb.co.za

THE SOUTH AFRICAN MECHANICAL ENGINEER

17 Heidelberg Road, Village Main, Johannesburg, 2000 P O Box 260248, Excom, South Africa, 2023

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Jacques Kleynhans, director of Demaplastech

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An intricate printed working model of a shock absorber

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LIKE us on Facebook: WearCheck-Africa FOLLOW us on Twitter: WearCheck Africa WATCH us on You Tube: WearCheckAfrica

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RELIABLE POWER SUPPLY FOR AFRICA

Coralynne & Associates +27 (011) 422 1949

0861 00 ZEST |

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www.zest.co.za

THE SOUTH AFRICAN MECHANICAL ENGINEER

WEG, a leading manufacturer of power and distribution transformers, has the solution for reliable power supply even in the harsh African operating conditions. Power, traction, rectifier and furnace transformers, auto-transformers and reactors for a wide range of applications with ratings up to 350 MVA and voltages up to 550 kV are available. Transformers can also be engineered for customer specific requirements.

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POWER

GENERATION

T O D A Y

PROMECH PUBLISHING Tel: (011) 781-1401 Fax: (011) 781-1403 Email: samecheng@promech.co.za Website: www.promech.co.za Managing Editor: Susan Custers Editorial: Kowie Hamman Advertising: Mark Bennett Circulation: Catherine Macdiva DTP: Zinobia Docrat/ Donovan Vadivalu Disclaimer PROMECH Publishing does not take responsibility for the opinions expressed by individuals.

Copyright

Eric Solot pictured at the 6th Southern African Energy Efficiency Convention

TICKER TAPE

All rights reserved. No editorial matter published in â&#x20AC;&#x153;Power Generation Todayâ&#x20AC;? may be reproduced in any form or language without written permission of the publishers. While every effort is made to ensure accurate reproduction, the editor, authors, publishers and their employees or agents shall not be responsible or in any way liable for any errors, omissions or inaccuracies in the publication, whether arising from negligence or otherwise or for any consequences arising therefrom. The inclusion or exclusion of any product does not mean that the publisher or editorial board advocates or rejects its use either generally or in any particular field or fields.

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TICKER TAPE 22

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Petrus Swanepoel, chairman of Mediclinic’s energy initiatives committee Hannover 2013 15.04.13 11:02 Seite 1 SAME_SA_3406_13145_EMO

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INFO: VDW – Generalkommissariat EMO Hannover 2013 Verein Deutscher Werkzeugmaschinenfabriken e.V. Corneliusstraße 4 · 60325 Frankfurt am Main · GERMANY Tel. +49 69 756081- 0 · Fax +49 69 756081-74 emo@vdw.de · www.emo-hannover.de

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f er o ts: amb e h k c C i &T man tion an-Ger Ltd. rma y c i r o r t f f In n A Indus & ther Sou merce d. R Com xford 2193 n O 47, st Tow rg 7 75 u e m For nnesb 4 86 2 75 1 a a.co 1 Joh +27 1 67 5 2 thafric : u 6 . -so Tel +27 8 @hf : Fax ail: info E-M

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If you werenâ&#x20AC;&#x2122;t a mechanical engineer, what would you be?

Do you see the Chinese as a threat?

Do you feel mechanical engineers are paid enough?

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MornĂŠ Ausmeier, software developer at Carab Tekniva

Recognised this shortcoming as a serious issue affecting measurement data quality and set out to develop a system which eliminates inaccurate data capturing altogether

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SKETCH5677/13

www.kznindustrial.co.za

An industrial trade show that showcases products, services and solutions appropriate to the KwaZulu Natal region. It provides an excellent platform for trade discussions between exhibitors and visitors and a forum for business networking.

23-26 JULY 2013

Pre-Register for free entry at www.kznindustrial.co.za

Durban Exhibition Centre, Kwazulu Natal, South Africa 9am - 5pm Daily

Contact: Keraysha Pillay, Specialised Exhibitions Montgomery Tel: +27 (0)11 835 1565 • Fax: +27 (0)86 569 3364 Cell: +27 (0)79 816 9122 • e-mail: kerayshap@specialised.com

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Ms Mphepe and Ms Menyuku with the Speaker of the City, Morakane Mosupyoe and Gautengâ&#x20AC;&#x2122;s MEC for Economic Development, Nkosiphendule Kolisile

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Fraud and theft take numerous forms, from overt hijackings to white collar crime

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The likable, hard-working employee who never takes leave may be using quiet periods in the office to get a hand in the till

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One or two members may end up contributing while others benefit without making any effort

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MARKET FORUM

PFR bush control end

PFR bush feed end

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MARKET FORUM

Houston Isaacs

Incledon divisional director of mining, Gary Els

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MARKET FORUM

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MARKET FORUM

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MARKET FORUM

X-Bow design

The Siem Moxie: First infield support vessel with the X-Bow Design and with Voith drive system

The Multotec TeePee screen panel

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MARKET FORUM

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Bruce Morton

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Johann Doms

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EXCELLENCE IN FABRICATING INNOVATIVE STEEL SOLUTIONS

At Genrec Engineering, our values deliver your vision. We know that a company’s products are a reflection of the team that creates them. Our people are the underlying force driving the delivery of your vision with embedded values to deliver beyond our customers’ expectations. Working with honesty, accountability and care, our collective team is committed to fabricating innovative steel solutions to meet your specific needs. Genrec’s capabilities include: • Total Project Management • Steel Detailing Solutions • Light, Medium & Heavy Structural Fabrication • Heavy Machining • Planning and Programming • Material Logistics • Erection At Genrec Engineering, our team is happy to discuss the value we can add to your projects with our resources, be that a single capability or the entire project offering. Genrec Engineering specialises in the manufacture of structures and equipment in diversified markets such as: • Power Generation • Mining • Petrochemical • Mineral Beneficiation • Infrastructure, Oil and Gas, and Industrial

Our Values | Honesty and Integrity | Accountability | Care | Respect | Commitment Genrec Engineering (Pty) Ltd. • Tel: +27 11 876 2300 | Fax: +27 11 827 1722 Cnr Dekema & Niemann Roads, Wadeville, 1428, South Africa E-mail: sales@genreceng.co.za • Web: www.genreceng.co.za THE SOUTH AFRICAN MECHANICAL ENGINEER VOL 63

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DEHUMIDIFICATION | ENERGY RECOVERY | COOLING | POLLUTION CONTROL

3 Ways to Win Annual savings on operating costs* with Munters

Traditional DX/Condenser Reheat System

1 2 3

$51,036

LEED Baseline

DryCool™ Standard

$34,716 $26,832

Wringer™ Plus DryCool ERV ™

$22,758

32% Savings 47% Savings 55% Savings

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*Based on three DOAS units x 4,000 cfm, 24/7 Operation in Dallas, TX, $0.08/kwh, $10/Therm, Delivering 75°F and 46°F dewpoint.

Contact your local representative to determine savings in your geographical region.

Munters (Pty) Ltd Tel: +27 11 997 2000 • E-mail: info@munters.co.za Web: www.munters.co.za • 0860 MUNTERS

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Baseline Busters


SAME May13