Friday, February 10, 2012

Breaking the Wind Noise Myth, and more...


Study Debunks Claims of Harmful Noise from Wind
Study Debunks Claims of Harmful Noise from WindExperts in the field of noise, vibration, and acoustics analyzed low-frequency noise and infrasound from wind turbines and have concluded in a new report that there is no direct health risk posed by wind turbine sound. The study, conducted by HGC Engineering for the Ontario Ministry of the Environment, required the consultants to review papers and reports from around the world only to find that Ontario has one of the strictest noise limits in North America. Thus, the province will move forward with phasing out coal-fired electricity in favor of wind power by 2014.

For more on this subject, subscribe to GlobalSpec's e-Newsletter, DirectU2 The world of Wind Turbine Technology.
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Is Plant Downtime Costing You?
Fluke Vibration Solution Center
Vibration Analysis Training and Certification
Mobius Institute
Is Plant Downtime Costing You?Control unplanned downtime, prevent recurring problems, set repair priorities, and manage your resources with an entirely new approach to vibration testing. The new Fluke 810 Vibration Tester help you located and diagnose common mechanical problems, so you can stay productive. Learn more today!
Vibration Analysis Training and CertificationCondition Monitoring programs rely heavily on vibration analysis. Mobius training ensures you will have the knowledge you need to detect and diagnose faults on rotating machinery, and pass your certification examination. Instructor led classes, online instruction, LMS hosting, and distance learning solutions forvibration, alignment, balancing, and condition monitoring.
Shock Absorbers, Dampers, Gas Springs . . .
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Shock Absorber Makes Its Case
Shock Absorber Makes Its CaseThe latest shock-absorbing casingfrom this company lives to tell its tale after being placed on an iPad and dropped more than 100,000 ft to Earth. As seen in this video, the Extreme Edge case with functioning iPad is tied to a weather balloon, and when the balloon pops, the case and iPad rapidly plummet back to the ground. The iPad continues to function after the fall.
Rubber Rings a Bell
Rubber Rings a BellA combination of natural rubber and styrene-butadiene rubber compound enable these bell-shaped mountingsto dampen shock and vibration for loads up to 887 kgf. The mountings are designed for use under controllers, large pumps, fans, motors, compressors, and medium-load equipment. Twelve isolators make up this series; both two- and four-hole mountings are available.
Noise Control & Measurement . . .
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Cure the Headache of Construction Noise
Cure the Headache of Construction NoiseA new Web based subscription service, Construction Sentinel, was designed specifically to manage noise and vibration commonly found at construction sites. Construction Sentinel enables users to identify the cause of vibration by remotely listening to the noise on site, helping to identify the cause. The company also offers Noise Sentinel as part of its environmental compliance management services.
Virtual Sound Measurement Software
Virtual Sound Measurement Software This virtual sound measurement instrument enables engineers to collect and analyze noise, vibration and harshness (NVH), and machine conditions. The suite can be used as a standalone module or with the company's hardware to develop test systems. Engineers can also customize and automate any NVH or machine condition monitoring test. Data can be saved continuously and the data logger can be configured to run as long as required.
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Vibration Test Systems
Spectral Dynamics, Inc.
Noise Control Curtains
Steel Guard Safety Corp.
Vibration Test SystemsSpectral Dynamics, Inc., the experts invibration control, now provide complete vibration testing solutions including electro-dynamic and hydraulic vibration systems and test solutions to meet all of your vibration test, shock testing, and other dynamic test requirements including field service, mil-std testing, automotive testing, aerospace testing, telecom, and more.
Noise Control CurtainsDid you know that industrial noise can cause hearing loss at levels as low as 85 decibels (the level of city traffic noise)? Steel Guard Safety Sound Shield™ Noise Curtains solve the work place problem of high decibel industrial noise by absorbing and blocking reverberations from HVAC, blowers, compressors, and large machinery.
Vibration / Acceleration Control Systems . . .
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Killing Vibration in Data Centers
 
Killing Vibration in Data CentersIt is estimated that data centers spend more than $5 billion annually to make up for "vibration penalties." This new vibration management system was specifically designed for "big data" environments that use hard disk drives, enabling users to get more performance from equipment by diagnosing and managing performance-killing vibration. This video shows how vibration affects hard disk drive performance. The company is currently seeking beta test candidates for the system.
Metal Manufacturer Relies on Spindle Acceleration
Metal Manufacturer Relies on Spindle AccelerationThis manufacturer produces titanium parts and assemblies for the aerospace industry. Key to its arsenal is a machining cell with a81M 5-axis machining centers, which provide the power and precision to produce titanium parts. At the heart of the cell is a spindle drive scheme that reduces vibration during high-speed operation, while cutting the times for acceleration and deceleration. Acceleration to top speed in 2.4 seconds is possible, yet, the manufacturer continues to tweak the cell's capabilities and efficiency.
Machine Mounts, Vibration Isolators . . .
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Sensor Sensitivity Seeks Vibration
Sensor Sensitivity Seeks Vibration This new accelerometer monitors the health of machinery and can isolate vibrations by overcoming the data collector noise that can often mask peaks. The sensor's keen sensitivity produces better detection of low-level vibrations. The company claims that rotating equipment, such as wind turbine generators, will benefit from the 500 mV/g sensing element housed inside the accelerometer.
Saving Time Through Simulation
Saving Time Through SimulationTime-saving tools can be an engineer's best friend. A new noise and vibration simulator helps save time in isolating vibration and noise. VA One combines Finite Elements, Boundary Elements, and Statistical Energy Analysis in a single model and speedups of up to 4.5x have been observed for processing simulations. The company has shown improvements in solution time over the previous software version.
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Vibration the Rest of the Story
Kellett Enterprises, Inc.
New V120 Foot Mount Catalog Now Available
Designatronics, Inc.
Vibration the Rest of the StoryCharles "Skip" Kahane, CAE, and Kellett Enterprises presented white papers a second time at 2011 SAVIC Shock and Vibration Symposium. The rest of the story tells the remediation of HVAC vibration to the class rooms in an elementary school. A new installation was engineered and LP-13 Shake Absorbers helped again. Read more.
New V120 Foot Mount Catalog Now AvailableMachine Leveling Foot Mounts make up the all new product line from AAC —Request the V120 today. These durable industrial quality Leveling Mounts can be used in light, medium, and heavy weight Industrial Machinery.View these and all our anti-vibration products here.
Register Today! Register Today! GlobalSpec's Quality, Test & Measurement</strong> — February 22, 2012
GlobalSpec's Quality, Test & Measurement Event — February 22, 2012
Register Today! GlobalSpec's Quality, Test & Measurement Event — February 22, 2012Join your peers and leading manufacturers for this free, informative, and interactive ONLINE conference and trade show — right from the convenience of your desktop. Participate in any or all of the educational sessions, network with peers, and meet with manufacturers eager to showcase their latest products, services, and new technology offerings. Learn more about the educational sessions offered to meet your information needs, and register today!

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