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THE SOUTH AFRICAN MECHANICAL ENGINEER VOL 63 May 2013 1

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SA Mechanical Engineer is the official magazine of the SA Institution of Mechanical Engineering. It is also endorsed by the following bodies: SA Pump Manufacturing Association, SA Valve and Actuators Association, Association of Societies for Occupational Health & Safety, Institute for Certificated Mechanical & Electrical Engineers, SA Institute of Tribology, Institute of Nuclear Engineers SA, SA Institute of Non-destructive Testing, SA Association of Consulting Engineers and The National Society of Black Engineers.

Transcript of SAME May13

THE SOUTH AFRICAN MECHANICAL ENGINEER VOL 63 May 2013 1
Chris Reay Chairman of the Working
Committee: Communications (SA Institution of Mechanical
Engineering)
4 THE SOUTH AFRICAN MECHANICAL ENGINEER VOL 63 May 2013
YOUR PARTNER IN ENERGY EFFICIENCY
AND THE ENVIRONMENT
CLYDE BERGEMANN AFRICA
>>CLEAN ENERGY SOLUTIONS<< Tel: +27 11 704 0580 email: [email protected] website: www.cbz.co.za
The monthly circulation is 3 947
Notice of SAIMechE Annual General Meetings (2013)
Kwa-Zulu Natal Branch AGM Date: Monday, 24 June 2013
Time: 18h00
RSVP: Register online at www.saimeche.org.
za (then go to the Calendar) or email: kzn@
saimeche.org.za
Time: 18h00
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
Email: [email protected]
Time: 18h00
Ernest Oppenheimer Avenue, Bruma, Johannesburg
RSVP: Register online at www.saimeche.org.
za (then go to the Calendar) or email: info@
saimeche.org.za.
will be distributed to members shortly, including
presentations/guest speakers, where applicable.
information. Alternatively contact the National
office. Refreshments will be served at each of
the above AGMs.
THE SOUTH AFRICAN MECHANICAL ENGINEER VOL 63 May 2013 7
SAIMechE Training Workshops : 20 May 2013 - 31 July 2013 Programmes and Registration Form obtainable from Carey Evans, Tel. 031 764 7136 or [email protected]
Event Code Workshop Title Date - Start Date - End Region E6313 The Road to Professional Registration 22-May-13 22-May-13 East Rand A0613 The Engineer As Manager 23-May-13 24-May-13 Durban C6313 The Road to Professional Registration 29-May-13 29-May-13 Cape Town E3013 Root Cause Failure Analysis 29-May-13 30-May-13 East Rand A5713 Total Productive Maintenance 30-May-13 30-May-13 Durban C2613 Corrosion Control 5-Jun-13 5-Jun-13 Cape Town E6413 Tank Design, Construction & Installation 5-Jun-13 6-Jun-13 East Rand A5813 Continuous Flow Processes: Methodology for Engineers 6-Jun-13 6-Jan-13 Durban A3013 Root Cause Failure Analysis 12-Jun-13 13-Jun-13 Durban D6013 Inventive Solutions to Engineering Problems 12-Jun-13 13-Jun-13 Vanderbijlpark F0913 ISO 9001 - 2008 19-Jun-13 19-Jun-13 Secunda F6613 Effective Negotiation Methodologies for Engineers 20-Jun-13 20-Jun-13 Secunda C0613 The Engineer As Manager 20-Jun-13 21-Jun-13 Cape Town A2613 Corrosion Control 26-Jun-13 26-Jun-13 Durban B3013 Root Cause Failure Analysis 26-Jun-13 27-Jun-13 Port Elizabeth E0913 ISO 9001 - 2008 3-Jul-13 3-Jul-13 East Rand
C6113 Leadership & Management Principles & Practice in Engineering 3-Jul-13 4-Jul-13 Cape Town
E6613 Effective Negotiation Methodologies for Engineers 4-Jul-13 4-Jul-13 East Rand
A3713 Pressure Vessel Design, Construction, Fitness for Service Assessment & Troubleshooting 9-Jul-13 9-Jul-13 Durban
F3013 Root Cause Failure Analysis 10-Jul-13 11-Jul-13 Secunda B2913 Practical Lubrication & Lubricants 17-Jul-13 17-Jul-13 Port Elizabeth B6913 Lubricants & Oil Monitoring 18-Jul-13 18-Jul-13 Port Elizabeth H0613 The Engineer As Manager 18-Jul-13 19-Jul-13 Rivonia A0913 ISO 9001 - 2008 24-Jul-13 24-Jul-13 Durban
C3113 Heat Transfer in Practice: Heat Transfer via Conduction & Convection; Evaporative Cooling & Drying Processes & Radiant Heat Transfer
24-Jul-13 25-Jul-13 Cape Town
F2513 Materials Selection: Processes, Parameters & Performances 31-Jul-13 31-Jul-13 Secunda
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Ralf Belka, managing director of Clyde Bergemann Africa
Badrish Nathoo, executive director at Clyde Bergemann Africa
Willem Niemandt, Sandvik
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
Academic
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AXIOM HYDRAULICS (PTY) LTD
Tel: (011) 334-3068 / 334-3086 Fax: (011) 334-4543 E-mail: [email protected]
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 quality- orientated philosophy on which SAMHYDRAULIK has always based its operation.
17 Heidelberg Road, Village Main, Johannesburg, 2000 P O Box 260248, Excom, South Africa, 2023
Axiom Jan11.indd 1 2011/03/14 10:58:12 AM
Jacques Kleynhans, director of Demaplastech
An intricate printed working model of a shock absorber
LIKE us on Facebook: WearCheck-Africa
FOLLOW us on Twitter: WearCheck Africa
WATCH us on You Tube: WearCheckAfrica
ZEST_Transformers_210x297+4 12/11/12 11:32 AM Page 1
Composite
RELIABLE POWER SUPPLY FOR AFRICA
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.www.zest.co.za
Co ra
lyn ne
PROMECH PUBLISHING Tel: (011) 781-1401 Fax: (011) 781-1403 Email: [email protected] 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 All rights reserved. No editorial matter published in “Power Generation Today” may be reproduced in any form or language without written per- mission 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 aris- ing therefrom. The inclusion or exclusion of any product does not mean that the publisher or editorial board advocates or rejects its use either gener- ally or in any particular field or fields.
POWER GENERATION
T O D A Y
Eric Solot pictured at the 6th Southern African Energy Efficiency Convention
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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 [email protected] · www.emo-hannover.de
www.e m
o-h an
nove r.d
E-Mail: in [email protected]
Petrus Swanepoel, chairman of Mediclinic’s energy initiatives committee
If you weren’t a mechanical engineer, what would you be?
Do you feel mechanical engineers are paid enough?
Do you see the Chinese as a threat?
28 THE SOUTH AFRICAN MECHANICAL ENGINEER VOL 63 May 2013
Recognised this shortcoming as a serious issue affecting measurement data quality and set out to develop a system which eliminates inaccurate data capturing altogether
Morné Ausmeier, software developer at Carab Tekniva
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.
www.kznindustrial.co.za
Pre-Register for free entry at www.kznindustrial.co.za
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: [email protected]
SK E
TC H
56 77
/1 3
Kwazulu Natal, South Africa 9am - 5pm Daily
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Ms Mphepe and Ms Menyuku with the Speaker of the City, Morakane Mosu- pyoe and Gauteng’s MEC for Economic Development, Nkosiphendule Kolisile
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Fraud and theft take numerous forms, from overt hijackings to white collar crime
THE SOUTH AFRICAN MECHANICAL ENGINEER VOL 63 May 2013 37
The likable, hard-working employee who never takes leave may be using quiet periods in the office to get a hand in the till
38 THE SOUTH AFRICAN MECHANICAL ENGINEER VOL 63 May 2013
One or two members may end up contributing while others benefit without making any effort
PFR bush control end
PFR bush feed end
MARKET FORUM
Houston Isaacs
MARKET FORUM
MARKET FORUM
The Multotec TeePee screen panel
The Siem Moxie: First infield support vessel with the X-Bow Design and with Voith drive system
X-Bow design
MARKET FORUM
MARKET FORUM
Bruce Morton Johann Doms
Our Values | Honesty and Integrity | Accountability | Care | Respect | Commitment
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
Genrec Engineering (Pty) Ltd. • Tel: +27 11 876 2300 | Fax: +27 11 827 1722
Cnr Dekema & Niemann Roads, Wadeville, 1428, South Africa
E-mail: [email protected] • Web: www.genreceng.co.za
GENREC FINAL WHITE 12/11/12 12:48 PM Page 1
DEHUMIDIFICATION | ENERGY RECOVERY | COOLING | POLLUTION CONTROL
3 Ways to Win
*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.
Annual savings on operating costs* with Munters
Baseline Busters
$34,716 32% Savings
$26,832 47% Savings
$22,758 55% Savings
Contact your local representative to determine savings in your geographical region. Munters (Pty) Ltd Tel: +27 11 997 2000 • E-mail: [email protected] Web: www.munters.co.za • 0860 MUNTERS