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Noise, Vibration and NDT

Rapid scanner fast-tracks checks for faults in complex structures

By: Karel Smrcka     28th May 2004 A small and very smart wheel attached to a simple handle is set to bring significant improvements in time-saving, cost-reduction and safety for manufacturers and operators of aircraft worldwide. 

New NDT facility serves local and international markets

By: Luxolo Tyali     17th October 2003 Developed nine months ago, the advanced nondestructive testing (NDT) facility at the South African Nuclear Energy Corporation (Necsa), is already serving local and international industries. 

Group believes in empowerment

17th October 2003 Nondestructive testing services company, Raysonics group, has an aggressive black economic empowerment (BEE) strategy with two of its six branches being BEE companies, reports MD Ivan Holden. 

SA lags in implementing environmental regulations

By: Luxolo Tyali     17th October 2003 The civil aviation industry in South Africa is about 15 years behind the rest of the world in implementing environmental recommendations by the International Civil Aviation Organisation (Icao), South African Airlink MD Roger Foster tells Engineering News. 

Company highlights the importance of managing vibration in aircraft

17th October 2003 The aviation industry is perceived as a leader in technology because it often pioneers new technologies and techniques that become readily available to the industry at large. 

Spring systems on offer

17th October 2003 Distributed throughout Southern Africa by Bearing Man, Rosta spring systems have been designed to solve problems in the suspension, vibration, springing and damping of machines. 

Nondestructive testing centre to open in October

By: Martin Czernowalow     22nd August 2003 The first offset project of the South African Airways-Airbus deal is expected to start functioning in October, with an ambitious plan to bring French nondestructive testing expertise to South Africa. 

Advanced NDT testing service now available to industry

By: Keith Campbell     11th July 2003 A non-destructive testing facility that is currently unique in the Southern Hemisphere is available to South African industry at Necsa Safari-1 nuclear research reactor at Pelindaba, west of Pretoria. 

Small airlines will struggle to meet noise regulations

10th February 2003 Noise abatement procedures that are expected to be implemented by the South African government this year, to make aircraft quieter and safer, are expected to have serious implications for both local and international airlines. 

New NDT centre to open doors in Pretoria

18th October 2002 A new international industrial standards certification and training centre, specialising in non-destructive testing (NDT) is to be established at the CSIR in Pretoria. 

New device launched to monitor, measure vibrating equipment

By: nkolola halwindi     18th October 2002 A variation of the vibration amplitude or frequency of vibratory equipment can usually be an indication of malfunction. If this variation is not recognised and eliminated, the equipment might fail and stop the process, resulting in high-repair and downtime costs. 

High-tech NDT winning over conventional methods

By: nkolola halwindi     18th October 2002 The use of high-tech non-destructive testing (NDT) techniques using computer generated data is overtaking conventional NDT methods as it is considered to be a better detection and monitoring tool due to its efficiency and accuracy. 

Problem-solving spring systems available

18th October 2002 Distributed throughout Southern Africa exclusively by Bearing Man, Rosta spring systems have been designed to solve problems in the suspension, vibration, springing and damping of machines in any power transmission application. 

Institute introduces new hands-on course

By: nkolola halwindi     18th October 2002 The Vibration Institute of South Africa has introduced a machine vibration analysis course, which is a hands-on practical approach for operators and personnel wishing to test and apply their practical analysis skills using live case-history data. 

Local welding skills attain international recognition

By: candice haase     4th October 2002 As non-tariff barriers begin to assume a more prominent role in preventing South African-manufactured products from entering overseas markets, the Southern African Institute of Welding has taken precautionary steps to ensure South African qualifications meet international standards. 

Loudspeakers in a hall

By: Terry Mackenzie-hoy     28th June 2002 Hannes Bornmann wrote to ask if I would write something about stereo sound and the best place to put loud-speakers in a hall. 

Proposed nondestructive-testing centre in jeopardy

By: Deborah Spicer     10th May 2002 The lack of a functional, South African National Accreditation Service (Sanas)- accredited South African certification body (SACB) for non-destructive testing (NDT) may mean that an African NDT centre may be established in South Africa without the assistance of local specialists in this field. 

Detecting leaks with fibre optics

19th October 2001 A monitoring system based on fibre optics, which can detect leaks in pipelines, has been developed in the UK. 

New vibratory system patented

19th October 2001 Modular screening panel manufacturer Multotec Manufacturing has reported the patenting of a new high pressure water delivery system that generates ultrasonic waves for use in deblinding, or unclogging applications on vibrating screens. 

Coupling reduces vibration levels

19th October 2001 Mechanical power transmission firm Rexnord-Hansen South Africa has received an order from their Lichtenburg agent, Eagle Construction and Mining Supplies for the supply and installation of a Rex Magnelink infinite life coupling for a seperator fan at the Duffield, Lichtenburg, Alpha Cement factory. 

Technology that sees underground

19th October 2001 The difficult task of finding underground pipes and cables in need of repair could be made easier by virtual-reality technology. 

Profit seekers jeopardise public health

19th October 2001 For many years, the South African medical industry has made extensive use of ultrasonic equipment to assist in various analyses and treatments. 

Launch of new SA NDT unit imminent

19th October 2001 Continous research and development has led to the advancement of the vibration transmitter from IQ Instruments, reports executive member of research and development Fred Philpott. 

Noise-regulation need falling on deaf ears

19th October 2001 Enforcement of noise regulations in both the urban and industrial sectors is sorely lacking. This is the view of Pro Acoustic director Jean Knoppersen. 

Measurement system initiated

19th October 2001 Ultrasonic techniques used in industry allow engineers to obtain measurement information on flaws and possible defects in engineering materials. 

New gauges launched

19th October 2001 A new range of coating thickness gauges has been introduced on the market by Cape Town firm BAMR. 

New materials block out noise

By: Karel Smrcka     21st September 2001 Roads and railways – among other infrastructure – produce high levels of noise. 

Sound helps detect faults

10th August 2001 An acoustic emission is a sound wave, or more properly, a stress wave that travels through a material as the result of some sudden release of strain energy. 

More inspectors needed

By: System Author     20th October 2000 Noise, vibration and NDT 

New technologies being brought to SA

By: System Author     20th October 2000 Noise, vibration and NDT 

Risk-based approach advocated

By: System Author     20th October 2000 Noise, vibration and non-destructive testing 

New techno weapon in crime-fighting armoury

By: System Author     13th October 2000 In what is deemed as a world-first for South Africa in forensic technology, members of the Criminal Record Centre Research Department, in association with Vereeniging non-destructive testing design and manufacture specialist Gammatec Engineering, are employing technology to trace firearms back to... 

Improved way to analyse vibrations

By: System Author     9th June 2000 The mathematical modelling of random vibrations involves describing vibrations in terms of mathematical equations 

SA to make rudders, ailerons for civil planes

By: System Author     19th November 1999 The agreement for Denel Aviation to manufacture rudders and ailerons for British Aerospace Avro RJ regional jet airliners is only a first step in involving the South African State-owned company. 

Lending an ear to improved noise control

By: System Author     22nd October 1999 Noise, Vibration & NDT 

Vibration-analysis courses are on offer to industry

By: System Author     22nd October 1999 Noise, Vibration & NDT 

New vibration transmitter

By: System Author     22nd October 1999 Noise, Vibration & NDT 

The hidden cost of vibration and its damage

By: System Author     22nd October 1999 Noise, Vibration & NDT 

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