Noise and Vibration Articles

The hardened gear reducer for cranes includes QY series cylindrical helical gearing arrangement, QYS type (three-point) and QYD type (base type) two series of Hard-tooth single-stage cylindrical gearbox for cranes. It has three types of three-stage, four-stage and three-four-stage combination. The crane reducer is welded by steel plate, the box is annealed and destressed, the gear is made of high ...

Nov. 10, 2018

By Sogears

The collective movement for solving issues surrounding work related ill health continues to gain momentum, highlighted in the HSE Help GB Work Well Scheme calling for ‘greater awareness of the harm, costs and preventability of the issue’ which should ‘drive collective action to improve health ...

Jun. 27, 2018

By Casella

If you’re monitoring a bridge or automating a machine, a high precision sensor is a great solution, but it’s no good if the output signal can’t reach the data logger. Depending on what you need to measure and what environment you’re in, determining how long your cable must run can be crucial. High precision sensors offer three common output types: analog, digital and ...

Feb. 27, 2017

By Jewell Instruments LLC

CAF MiiRA is a leading company in the design, manufacture and maintenance of railway wheelsets and their components. Currently, CAF MiiRA is the only manufacturer of wheels and axles capable of delivering the wheelset with a complete design: from the wheels, axles, axle boxes, and gearboxes. Mikel Oyarbide, Gearboxes Projects Engineer at CAF MiiRA, explains: “CAF offers comprehensive global ...

Jun. 29, 2016

By Romax Technology Limited

Shannon Creek Dam and pump station is the core feature of the Regional Water Supply scheme, a joint venture of the Coffs Harbour City Council and the Clarence Valley Council. With an inundation area is 37 square Km, the reservoir provides 30,000 mega litres of supplementary water supply to The Clarence Valley and Coffs Harbour, located on the Mid North Coast of NSW, Australia. This award-winning ...

May 3, 2016

By Singer Valve Inc.

Introduction: thinking differently What is innovation? How can you harness innovation in practical ways to support your business goals? In the driveline industry and for engineering in general, “innovation” is often synonymous with the use of new or novel technologies/methods to achieve design and development goals - and ultimately deliver a higher quality product - in faster, ...

Mar. 3, 2016

By Romax Technology Limited

WKC Partner and Noise and Vibration practice leader, Richard Palmer, has recently had an article published in the Institute of Acoustics (IOA) Journal titled ‘Acoustically Induced Vibration: A Review of Industry Best Practice’. This technical paper, which provides the reader with a better understanding of the AIV phenomenon, was published in the IOA Journal in September 2015.  ...

Sep. 21, 2015

By WKC Group

Project Highlights Envirochem carried out environmental perimeter monitoring during the demolition of the former Ordnance survey site in Southampton. Airborne Dust, noise and vibration levels were all monitored using state of the art equipment. Project Description ...

Aug. 12, 2015

By Envirochem Analytical Laboratories LTD

Project Highlights Envirochem carried out environmental perimeter monitoring during the demolition of the former Ordnance survey site in Southampton. Airborne Dust, noise and vibration levels were all monitored using state of the art equipment. Project Description ...

Aug. 12, 2015

By Envirochem Analytical Laboratories LTD

As the well-known leader in the noise and vibration field, Vibratec has been working in improving the vibration level in electric vehicles with ADETEL Group and CEDRAT to commercialize a serie of vehicle from RENAULT. Vibratec has a level of technology that is better than the other key players of German's automobile industry, however, this know-how is still new and take efforts to be known and ...

Sep. 22, 2014

By Vibratec Asia Pacific Sdn Bhd

Dynamic balancing of rotating elements is an important aspect of the manufacture and the repair of any turbomachinery. A rotating element that is out of balance can cause major operational difficulties, which may prevent the timely start-up of a facility. Furthermore, the unbalanced element can cause internal damage that will rob a machine of its design efficiency, reduce machine reliability, and ...

Sep. 18, 2014

By Sulzer Ltd.

Lee Calver of Workplace Law writes about how the HSE is making sure that the construction industry ‘thinks health’ as well as safety’. Not many weeks pass without the Health and Safety Executive (HSE) releasing new research or detailing ...

Jul. 30, 2014

By Altius Vendor Assessment Ltd

The tyre cavity resonance induced noise and vibration currently have no effective mass production solutions. All proposed solutions are hard to service and difficult to maintain. Different analysis approaches are presented in this paper to verify computer simulation models. Modal analysis results of the tyre cavity, tyre and rim structures were compared and a complex nature of tyre cavity ...

Mar. 4, 2014

By Inderscience Publishers

One of the main features that attract the customer to purchase a vehicle is the vehicle acoustical and vibration comfort in the vehicle cabin. The exposed noise and vibration will affect the driver's performance in a way that the noise and vibration will distract their vision, which altogether will be stressful to the driver and passenger. Based on previous studies, vibrations are contributed by ...

Mar. 4, 2014

By Inderscience Publishers

In order to improve operating noise performance of a seat adjuster mechanism, benchmarking measurements were conducted in different cars for six and eight types of seat adjustment operation. The six types of operation include: seat moving up, seat moving down, seat front end up, seat front end down, seat rear end up and seat rear end down. The eight types of operation include: seat moving ...

Mar. 4, 2014

By Inderscience Publishers

ACCIONA Infrastructure is ranked among the leading construction companies in the world - and is recognised for implementing the most advanced and innovative technology.  As research and design is vital to keep the company at the cutting edge in relation to technological developments, ACCIONA Infrastructure created a team to analyse noise and vibration. Where traditional ...

Dec. 1, 2013

By Brüel & Kjær Sound & Vibration Measurement A/S

Noise, vibration, and harshness (NVH) are synonymous with quality factor in automotive engineering. This quality factor is influenced by the internal noise such as engine noise, and external noise such as aerodynamic noise and tyre–road noise. Whereas many studies have been done to identify noise sources and reduce the noise and vibration transmission from the engine and aerodynamic sources to ...

Aug. 11, 2013

By Inderscience Publishers

Car cabin acoustical comfort is one of the main features that may attract customers to purchase a new vehicle. The noise in a passenger car cabin is closely related to the vibration generated in the vehicle system. In this study, the effects of vibration on noise in the passenger car cabin have been studied. The vehicle acoustical comfort index (VACI) was used to evaluate the noise annoyance ...

Aug. 11, 2013

By Inderscience Publishers

CHAPTER 1. Introduction Being an engineering company specialized in noise and vibration control we often come across applications in music studios. Noise transmission in studios can be airborne (transmitted via the air) but also structure borne (transmitted via the building elements). Due to the large wave lengths occurring from low frequency sounds ...

May 16, 2013

By ALPHA ACOUSTIKI Ltd.

Noise and vibration from large projects has the potential to cause nuisance in the community and trigger complaints. If not managed properly this can cause delays, increase project costs, and lead to litigation. Construction Sentinel Construction Sentinel is a web-based subscription service that provides everything you need to meet your ongoing noise and ...

Jul. 17, 2012

By Brüel & Kjær Sound & Vibration Measurement A/S