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10/20/2014 7:30 AM
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International Practise for Cable Laying

10/21/2014
posted in Electrical Engineering
by Anonymous Poster
Dear All For direct burried cable we often use HT cable at lowest layer then LT and other cables. Some protective layers like brick also considered....
Views: 33, Comments: 2
Last comment 10/21/2014 by redfred
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Future of the Earth: 500 Years From Now

10/21/2014
posted in General Discussion
by spacevudo
If you could travel back in time five centuries, you'd encounter a thriving Aztec empire in Central Mexico, a freshly painted "Mona Lisa" in Renaissan...
Pathfinder Tags: earth
Views: 57, Comments: 9
Last comment 10/21/2014 by phoenix911
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2001 Cavalier 2.2 Won't Start

10/21/2014
posted in Transportation
by butch1175
I have a 2001 Chevrolet Cavalier 2.2 liter fuel injection I check the wires going to the fuel pump and it was getting power and the pump was not kicki...
Views: 38, Comments: 5
Last comment 10/21/2014 by SolarEagle
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Pressure Relief Valve Settings

10/21/2014
posted in Mechanical Engineering
by Jan Botha
Hi, how do you cold set a pressure relief safety valve to compensate for high temperature?
Pathfinder Tags: pressure relief valve
Views: 46, Comments: 10
Last comment 10/21/2014 by Jan Botha
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Premature Heating Elements Failure.

10/21/2014
posted in Electrical Engineering
by sureshkumart
In one of our electrical kilns which at client site, have 54 no's of silicon carbide heating elements to produce heat required for the activated carbo...
Views: 54, Comments: 3
Last comment 10/21/2014 by North of 60
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Master’s Degree – Postgraduate… What Should I Do?

10/20/2014
posted in Education
by superjose
Hello!!!!!! I'm new around here, and I recently graduated from Civil Engineer. I live in the Dominican Republic (Caribbean - Near Puerto Rico). I am...
Views: 54, Comments: 4
Last comment 10/21/2014 by superjose
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Paralyzed Man Made to Walk Again

10/20/2014
posted in General Discussion
by SolarEagle
Using cells transplanted from the patients nose were implanted in his spinal cord... "Darek Fidyka, who was paralyzed from the chest down in a knife...
Views: 47, Comments: 1
Last comment 10/21/2014 by SolarEagle
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Evaporation Cooling Technology

10/20/2014
posted in Mechanical Engineering
by tonyhemet
Hi, this is my first post on cr4. I have read several of the posts here and have gained valuable information. I own/operate an evaporation ( swamp ) c...
Views: 171, Comments: 4
Last comment 10/21/2014 by James Stewart
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Static Pressure(s) Along a Cross-Section of a Duct

10/20/2014
posted in Mechanical Engineering
by Yuri B.
Does SP remains the same along the whole cross-section of a duct ? I mean, does not larger "turbulence" near duct surfaces make the SP there different...
Views: 97, Comments: 4
Last comment 10/21/2014 by James Stewart
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Alternator Data Interpretation

10/20/2014
posted in Electrical Engineering
by Anonymous Poster
Hi, I came through the following parameters for alternators. 1. Stator Winding: Double layer lap 2. Rotor: Dynamically balanced 3. Wave form disto...
Views: 108, Comments: 5
Last comment 10/21/2014 by James Stewart
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Holding Vacuum Level

10/20/2014
posted in Manufacturing
by TvanD
I work in the composites industry. We layup the fiberglass part in an open mold, then use a sealing tape and cover the lay up with a platic sheeting....
Views: 143, Comments: 20
Last comment 10/21/2014 by Randall
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Insulated GEC (Grounding Electrode Conductor)

10/20/2014
posted in Electrical Engineering
by 1capybara
Our SOWs (scope of works) specify ground rings for the electrical system or lightning protection. or even for two connected ground rods, be in insulat...
Pathfinder Tags: GEC grounding electrode conductor
Views: 110, Comments: 4
Last comment 10/21/2014 by The.Tinkerer
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A Cheap Way to Balance a Turntable

10/20/2014
posted in Mechanical Engineering
by bravo88
Hi, I have built a simple turntable, to do some wear test. The turntable is a mild steel plate, 6 mm thick, 32 cm dia, made by a machine s...
Views: 330, Comments: 27
Last comment 10/21/2014 by James Stewart
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Fusion Reactor Design From Lockheed...?

10/15/2014
posted in General Discussion
by SolarEagle
"Lockheed Martin Corp said on Wednesday it had made a technological breakthrough in developing a power source based on nuclear fusion, and the first r...
Views: 385, Comments: 41
Last comment 10/21/2014 by SolarEagle
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Is Arizona State's Online Electrical Engineering Degree Legitimate/Marketable?

10/19/2014
posted in Engineering Careers
by ansel1983
Hi all, I would like to know if anyone here has obtained an electrical engineering degree from ASU, knows somebody that has, or has interviewed anyone...
Pathfinder Tags: arizona state online degree
Views: 341, Comments: 37
Last comment 10/21/2014 by phoenix911
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Large Hadron Collider Particle Speed At Collision

10/16/2014
posted in General Discussion
by horace40
As I understand it, at the most basic level, the LHC accelerates particles to the speed of light (or nearly so) in two parallel opposing paths. At th...
Views: 336, Comments: 32
Last comment 10/21/2014 by Hilton
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Go Skunkworks!!!!!!

10/16/2014
posted in Aerospace
by James Stewart
Lockheed announces new reduced size magnetic confinement fusion reactor that will mostly allow fusion powered military vehicles within 5 years, and fu...
Pathfinder Tags: fusion fusion gas turbine fusion vehicles Lockheed small reactor
Views: 346, Comments: 31
Last comment 10/20/2014 by James Stewart
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I Need a Powerful Airbrush Exhaust System Built

10/14/2014
posted in Sustainable Engineering
by arsone
Im in Nashville TN and I might be getting a shop sooner than later. My friends and I will build the booth but I need some strong air to pull up the ai...
Pathfinder Tags: airbrush exhaust system
Views: 264, Comments: 31
Last comment 10/17/2014 by IQ
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Records are Meant to be Broken: 80.4 MPH on a Steam-Powered Motorcycle

10/21/2014 posted in Hemmings Motor News Blog
by dstrohl
Breaking land-speed records tends to be a fairly difficult proposition. The multitude of venues for doing so nowadays has opened up the opportu...
Pathfinder Tags: Motorcycle steam engine world record
Views: 14, Comments: 1
Last comment 10/21/2014 by SolarEagle
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Brake Rotor Finishing for the Automotive Aftermarket

10/20/2014 posted in BRM's Flexible Honing, Surface Finishing, and Deburring Blog
by Brush Research
Aftermarket disc brake rotors include high-quality auto parts that are made from new or recycled metals and machined to tight tolerances. By maintai...
Pathfinder Tags: AAPEX AAPEX 2014 auto parts automotive aftermarket brake hones ...
Views: 54, Comments: 0
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Buying at Auctions

10/20/2014 posted in Hemmings Motor News Blog
by dstrohl
Believe it or not there are some truly great buys to be had at collector car auctions. While most of the more affordable prices are to be found a...
Pathfinder Tags: auction buying classic auto selling auction ...
Views: 104, Comments: 0
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Good News from Drought Country

10/20/2014 posted in Water & Wastewater Systems
by IHS GlobalSpec eNewsletter
Is there a bright side to the terrible California drought? The author of this Forbes piece points out that the drought has spawned some beneficial...
Views: 104, Comments: 11
Last comment 10/21/2014 by Anonymous Hero
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Lead-free Law Confusion Clarified

10/19/2014 posted in Valve Technology Blog
by IHS GlobalSpec eNewsletter
Regulations governing the lead content of valves and other components of potable water systems went into effect in January, but confusion remains. Acc...
Views: 115, Comments: 1
Last comment 10/21/2014 by phoenix911
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The Touchy Feely Side of Wireless

10/18/2014 posted in Wireless Technology Blog
by IHS GlobalSpec eNewsletter
Believe it or not, there is a growing field of study focused on consumers' experience with their wireless devices. Quality of Experience (QOE) tak...
Views: 77, Comments: 1
Last comment 10/19/2014 by geraldpaxton
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Can Steel Fend Off Aluminum's Assaults In the Battle for the Auto Industry?

10/17/2014 posted in MotorBeat
by Jordan Perch
Governments all over the world are imposing tougher emissions standards as an important step in the fight against global warming, forcing car manuf...
Pathfinder Tags: aluminum automotive industry production steel ...
Views: 172, Comments: 14
Last comment 10/20/2014 by rashavarek
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Bad Capacitors Make Me Smile

10/17/2014 posted in Workbench Creations
by frankd20
I know bad components aren't something a person should usually be happy about, but in my case, they have been a source of joy on a number of occasio...
Pathfinder Tags: 47PFL3603D 47PFL3603D bad 47PFL3603D power supply 47PFL3603D/27 bad capacitors ...
Views: 411, Comments: 29
Last comment 10/21/2014 by suresh sharma
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First-of-its-Kind Sensor for Portable Medical and Scientific Instruments

10/17/2014 posted in Scientific Instruments
by IHS GlobalSpec eNewsletter
Semiconductors keep getting smaller and more powerful, giving us smartphones and tablets that are portable workhorses. Now, these same technologie...
Views: 78, Comments: 0
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Caption This for 10/17/14

10/16/2014 posted in Caption This!
by Kaplin
This week's image: Be sure to vote for your favorite caption!
Pathfinder Tags: Caption this engineering images funny images wheelchair
Views: 448, Comments: 40
Last comment 10/20/2014 by Wrench twirler
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Billetproof: The World’s Least Important Car Show

10/16/2014 posted in Hemmings Motor News Blog
by dstrohl
"Rat Rod." There are few monikers more polarizing than this one in the old car universe. Twenty-five years ago, it was used (sparingly) to descri...
Pathfinder Tags: americana DIY hot rod rat rod
Views: 193, Comments: 0
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Graphene Forges on to the Fold

10/16/2014 posted in Plastics & Resins Blog
by IHS GlobalSpec eNewsletter
In what they're calling a method that will pave the way for the future of fully foldable displays, scientists from the University of Cambridge Graph...
Views: 68, Comments: 1
Last comment 10/16/2014 by SolarEagle
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The Dawn of Active Suspensions?

10/15/2014 posted in Automotive Technology
by HUSH
If you want to gauge the trickle down of technology from development to consumer availability, the automotive industry is a good test subject. Huge...
Pathfinder Tags: active automotive passive suspension
Views: 142, Comments: 5
Last comment 10/16/2014 by Anonymous Hero
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Moore's Not Enough: The Future of Computing by Roger Pink

10/15/2014 posted in Roger's Equations
by Roger Pink
Moore's Law Gordon E. Moore, in his 1965 paper entitled "Cramming More Components onto Integrated Circuits" made the observation that the number of c...
Views: 199, Comments: 1
Last comment 10/16/2014 by SimpleMind
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In Our Garage: Bronze Silicon Welding a Galvanized Fuel Tank

10/15/2014 posted in Hemmings Motor News Blog
by dstrohl
I'm probably not the only one out there to begin a restoration or a full-on build and make a grand pronouncement like, "I'm going to do every par...
Pathfinder Tags: classic auto metal fabrication Welding
Views: 188, Comments: 1
Last comment 10/21/2014 by fixitorelse
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Fluid Power to the Rescue

10/15/2014 posted in Pneumatics Blog
by IHS GlobalSpec eNewsletter
Researchers are using both pneumatic and hydraulic power in efforts to help patients suffering from crippling injuries. In this article, Hydraulics...
Views: 69, Comments: 0
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