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- NASA to use shock-absorbers to fix shaking in new Ares rocket
- WASHINGTON AFP — NASA say they will use shock-absorbers similar to those used in cars to fix a problem with heavy vibrations in the new Ares rocket, to give astronauts inside the Orion crew capsule a smoother ride. US space agency engineers have recommended a system employing spring-mounted weights...
- Research articles 2008-08-20
- Closed-cell duct insulation protects against mold, fibers and noise
- Mold-resistant, fiber-free AP Armaflex Duct Liner provides a clean and safe method for insulating and quieting air ducts while protecting indoor air quality. The closed cell foam provides superior moisture control, sound attenuation and vibration dampening and is nearly maintenance-free. [ILLUSTRATION OMITTED] --Armacell LLC, Mebane, NC, www.armacell.com/us...
- Research articles 2008-05-01
- Stihl FS 130 R
- The Stihl FS 130 R professional string trimmer is powered by a 36.3-cc displacement engine. This large engine offers 30 percent more power with only 8 ounces of additional weight than the FS 110. Standard features of the FS 130 R include patented lubrication technology that meets EPA emissions standards,...
- Research articles 2008-02-01
- EDAS, Inc., to Partner with Air Force on New NSMS-G4 Testing Technology
- BRENTWOOD, Tenn. -- Experimental Design and Analysis Solutions, Inc (EDAS, Inc.) is announcing that it has entered into a Cooperative Research and Development Agreement for technology transition of a laser-based vibration measurement system CRDA with Arnold Engineering Development Center at Arnold Air Force Base, Tenn., located in southern middle Tennessee....
- Research articles 2008-01-31
- Back to the Moon, then on to Mars
- Using modal data from LMS Test.Lab, researchers at the Marshall Space Flight Center created hybrid models with LMS Virtual.Lab to determine critical loading on giant rocket nozzles of NASA's nextgeneration Ares launch vehicle. As part of its responsibility for many of the modal tests within the U.S. space agency, Marshall's...
- Research articles 2008-01-01
- Bursts of vibration can prevent fat in mice: study
- CHICAGO AFP — Short bursts of low intensity vibration can prevent stem cells from turning into fat cells in young mice, according to a study released Monday. The findings, while only preliminary, suggest that burning or metabolizing calories by vigorous exercise is not the only way to fend off...
- Research articles 2007-10-22
- 4. Iveco Motors' N45 MST
- Iveco Motors' N45 MST is a 2-valves-per-cylinder, turbocharged, liquid-cooled, diesel engine with a 4-cylinder inline configuration. The engine features a mechanical injection system and a narrow gear train with balancers located in the bottom of the crank case to cancel out vibration. The N45 MST has a displacement of 4.5...
- Research articles 2007-06-01
- System monitors health of composite military missiles.(TESTING/CHARACTERIZATION)
- A monitoring system in which a mathematical model pinpoints the location and severity of impacts on composite missile casings based on vibration data collected by a sensor called a triaxial accelerometer has reportedly been developed at Purdue University, West Lafayette, Ind. The casings are made out...
- Research articles 2007-06-01
- EADS Advances the Royal Australian Air Force's KC-30B Multi-Role Tanker Transport to Next Test Phase
- Aircraft completes ground vibration testing and moves closer to flight test ARLINGTON, Va. -- EADS has successfully completed ground vibration testing of the Royal Australian Air Force's first KC-30B Multi-role Tanker Transport MRTT, advancing the world's most capable military aerial refueling tanker/transport program closer to the flight test phase....
- Research articles 2007-05-07
- Stop that squeak.(noise control in automobiles)(Report)
- EVER FEEL AS IF THERE'S A mouse trapped in your car with you? Researchers at Purdue University in West Lafayette, Ind., said they're getting close to eliminating squeaks in your car's headrest and other components. While they're minor, the squeaks are a major source...
- Research articles 2007-05-01
- Squeaky Wheel . . . and Other Serious Things, The
- I grew up in El Paso, TX and went to the the Texas College of Mines and Metallurgy (now UTEP. The University of Texas at El Paso). In those depression yoars, the tuition was $25 per semester plus books and lab fees. I majored in physics and math, had an...
- Research articles 2007-01-01
- Modern Era of Experimental Modal Analysis: One Historical Perspective, The
- Dr. Brown right graduated from the University of Cincinnati, Aeronautical Engineering Program with a B.S. degree in 1961. After graduation, as part of a university research contract, he worked at Wright Piittorson Air Force Base in the ARL Hypersonic: Wind Tunnel Facility where he was involved with both analytical and...
- Research articles 2007-01-01
- Specifying magnetic bearings
- APPLICATION AND IMPACT OF NEW INDUSTRY STANDARD ISO 14839 In the last ten years, active magnetic bearings have come out of the laboratory and become established alternatives to high-performance bearings. As their use becomes more widespread, the turbomachinery industry has been asking for guidelines and standards for design,...
- Research articles 2007-01-01
- Sakai CR270 vibratory roller.(COMPACTION EQUIPMENT)
- * 35.4-in. wide [ILLUSTRATION OMITTED] * Rear-drum static forces combine with internal front-drum vibration for centrifugal force up to 2,975 lbs. * 17.8-hp Honda GX-610 water-cooled gas engine ...
- Research articles 2006-08-01
- Vibration Calibration System
- The CS18P HF Primary Vibration Calibration System uses a laser vibrometer as the primary reference standard to calibrate vibration transducers, calibrators, and meters. The system achieves a frequency response range from 10 to 20,000 Hz for transducers with weights up to 200 grams, includes a resonant search capability to 50,000...
- Research articles 2006-08-01
- Time-frequency analysis of multiple fringe and nonsinusoidal signals obtained from a fiber-optic vibration sensor using an extrinsic Fabry-Perot interferometer.(RESEARCH)
- Tarun Kumar Gangopadhyay, Student Member, IEEE; Sivaji Chakravorti, Senior Member, IEEE; Saibal Chatterjee; and Kesab Khattacharya, Senior Member, IEEE Introduction A notable branch of rapidly developing photonics technology is the application of the Interferometric sensor using an optical fiber. These ...
- Research articles 2006-07-01
- Time-frequency analysis of multiple fringe and nonsinusoidal signals.(RESEARCH AND DEVELOPMENT)
- Tarun Kumar Gangopadhyay, Student Member, IEEE, Sivaji Chakravorti, Senior Member, IEEE, Saibal Chatterjee, and Kesab Khattacharya, Senior Member, IEEE A notable branch of rapidly developing photonics technology is the application of the Interferometric sensor using an optical fiber. These sensors have proved...
- Research articles 2006-06-01
- Crust on a star
- By analyzing X rays generated by the rumblings of a neutron star 40,000 light-years from Earth, astronomers have estimated the thickness of the dense star's crust. In December 2004, spacecraft including NASA's Rossi X-ray Timing Explorer detected the brightest X-ray flash ever seen from beyond the solar system (SN:...
- Research articles 2006-05-13
- The quantum elixir.
- Byline: Robert Matthews Apr 18, 2006 (New Scientist - ABIX via COMTEX) -- Water has amazing characteristics. Zero point vibrations enable hydrogen and oxygen atoms to link with neighbouring atoms. Felix Franks, of the University of Cambridge in the UK, says life...
- Research articles 2006-04-18
- Patrolling for pollutants.(HUMAN HEALTH)(Brief article)
- An article in Food Production Daily Europe reports that Raj Mutharasan of Drexel University has developed an inexpensive detector that "will be as easy to use as a thermometer, giving a result in 10 minutes." The device works by detecting how the mass of a few E....
- Research articles 2006-03-01
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