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03/20/2014 7:33 AM

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Transformer load reaction

04/18/2014
posted in Electrical Engineering
by rajanbt
In 3 phase 11KV/440V,1000KVA Transformer,connected load only 100kva,(means 10%).only.In such conditions,What will happend in the Transformer and it wi...
Views: 32, Comments: 1
Last comment 04/18/2014 by RAMConsult
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Placement of a Canard

04/18/2014
posted in General Discussion
by netmaker
Is there anything detrimental to the placement of a canard HIGHER or LOWER in this design? In the past, with larger frames of 8-12' wide x 4-6' deep,...
Views: 50, Comments: 9
Last comment 04/18/2014 by lyn
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Standard Deviation Calculation

04/18/2014
posted in General Discussion
by Anonymous Poster
Hi, For the streams of data 100,000; 90,000; 80,000; 70,000; 60,000; 50,000; 40,000; (Probability %: 5, 10, 20, 30, 20, 10, 5) I have calculated as...
Views: 42, Comments: 2
Last comment 04/18/2014 by Anonymous Poster
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Relation of Motor Enclosure Protection with Voltage Level.

04/18/2014
posted in Electrical Engineering
by iftikhar129
it is usual to use EEX d, EEX e & EEx p motors in ZOne 1 & EEX d, EEX nA & EEx pz motors in ZOne 2 same is applicable for motor terminal b...
Views: 37, Comments: 1
Last comment 04/18/2014 by TonyS
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Window Cut in a Crude Oil Pipe Line

04/18/2014
posted in Mechanical Engineering
by Selles
Has anyone any idea on the best way to cut a 1 sq. ft window in a 1 inch thick steel pipe line?
Views: 74, Comments: 24
Last comment 04/18/2014 by lyn
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Thanks Bill, Please Kick Me Again, and Again, and Again

04/17/2014
posted in Software & Programming
by lyn
Buggy Microsoft Security Essentials Update Kicks XP Machines While Down When you're the richest man in the world, why do you need more money, more...
Views: 56, Comments: 8
Last comment 04/18/2014 by Tom_Consulting
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Electrical Design Engineer

04/17/2014
posted in Electrical Engineering
by murugesanmc
Dear All, I am murugesan finished B.E EEE in 2009 and I had following experieonce ; 1. Project execution of wind turbine reconiditioning - 1 year 2...
Pathfinder Tags: electrical design engineer
Views: 79, Comments: 4
Last comment 04/18/2014 by BruceFlorida
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Solenoid Coil

04/17/2014
posted in Mechanical Engineering
by Steven Smith Jr
I have a solenoid coil, 125 DC volt that is located on our deluge system. This system is 40 years old. We use to order this coil from Strar Sprinkler...
Views: 149, Comments: 11
Last comment 04/18/2014 by Steven Smith Jr
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Ivanpah Solar Electric Generating System

04/17/2014
posted in Sustainable Engineering
by Lynn.Wallace
Driving I-15 south into California from Nevada, this installation is impossible to miss - at least during the day. It's the Ivanpah Solar Electric Ge...
Pathfinder Tags: solar energy sustainable ivanpah
Views: 169, Comments: 10
Last comment 04/18/2014 by reward54
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ASME IX 407.1 for Overlay of CRA

04/17/2014
posted in Manufacturing
by anky60
ONE Interpretation Q&A published by ASME is as follows Interpretation: IX-04-20 Subject: QW-407.1, Welding Procedure Specification, Postweld He...
Pathfinder Tags: ASME IX 407.1 interpretation
Views: 41, Comments: 1
Last comment 04/18/2014 by Anonymous Poster
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NACE MR0175 Article 5.2 Overlays

04/17/2014
posted in Manufacturing
by anky60
5.2 overlaysoverlays applied to carbon and low-alloy steel or to martensitic stainless steels by thermal processes such as welding ,silver brazing ,or...
Pathfinder Tags: overlay welding pwht
Views: 44, Comments: 1
Last comment 04/18/2014 by Anonymous Poster
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Delta Capacitor Connection

04/17/2014
posted in Electrical Engineering
by jinxnao
H, above it is said that, Crs is sum of the Cdelta and the C value obtained from the paralleling of two other Cdelta then it is 1,5 Cdelta.. I thin...
Views: 156, Comments: 20
Last comment 04/18/2014 by RAMConsult
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Methyl Hydrate Mining - the Way Forward, or Backward?

04/17/2014
posted in Sustainable Engineering
by JohnDG
Interesting article. http://www.bbc.co.uk/news/business-27021610
Views: 139, Comments: 5
Last comment 04/18/2014 by Holzfeller
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Android Blues

04/15/2014
posted in CR4 Feedback
by europium mkII
Okay, I'm going to ask a blunt question: does IHS take this forum seriously? Why this question? For months now users consistently get error messages...
Views: 337, Comments: 60
Last comment 04/17/2014 by europium mkII
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Is Bus-Bar Size Related to Connecting Cable Size?

04/11/2014
posted in Electrical Engineering
by SArsalan
I was recently asked the following question "can you tell me the cable size required to connect the three phase generator with a 2500A bus bar " My...
Pathfinder Tags: Bus bar cable size
Views: 365, Comments: 48
Last comment 04/18/2014 by europium mkII
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Batteries in Series

04/11/2014
posted in Electrical Engineering
by Captphil
This is a personal question not work related. I have a golf cart that uses 6 six volt batteries in series. One of the batteries has gone bad (charges,...
Views: 674, Comments: 39
Last comment 04/16/2014 by Andy Germany
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Russians Buzz US Navy Ship

04/15/2014
posted in General Discussion
by Fredski
I say its time to fire up that new Railgun and do a little target practice!
Views: 436, Comments: 32
Last comment 04/18/2014 by europium mkII
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Eclipse Tonight

04/14/2014
posted in General Discussion
by Fredski
http://www.universetoday.com/111102/webcasts-and-forecasts-for-tonights-total-lunar-eclipse/
Views: 206, Comments: 27
Last comment 04/15/2014 by texasron
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Substation Capacity

04/11/2014
posted in Electrical Engineering
by joe_ru
Can you tell me how I can calculate available generation capacity at a electricity distribution substation if I have all other relevant information (e...
Pathfinder Tags: Fault Level substation
Views: 235, Comments: 27
Last comment 04/15/2014 by joe_ru
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Latest Blog Entries

Honda Is Developing a System That Informs Drivers of the Status of Traffic Lights

04/18/2014 posted in Automotive Technology
by Jordan Perch
Honda has announced that it is going to start testing its driving support system, that can help drivers as many green lights as possible. The main goa...
Pathfinder Tags: Audi ces driving support system honda innovation ...
Views: 3, Comments: 0
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What's Driving Designers to Digital Simulation?

04/18/2014 posted in Drives Blog
by IHS GlobalSpec eNewsletter
The use of virtual design tools - motion-design software and related products - by mechanical, electrical, and control engineers receives the spo...
Views: 36, Comments: 2
Last comment 04/18/2014 by europium mkII
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Caption This for 04/18/14

04/17/2014 posted in Caption This!
by Kaplin
This week's image: Be sure to vote for your favorite caption! Thanks to tiger93rsl for submitting this image.
Pathfinder Tags: Caption this car accident engineering images funny images work zone
Views: 285, Comments: 31
Last comment 04/18/2014 by Rixter
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Tech 101 – Octane: the Facts and the Fiction Behind Those Higher-Priced Fuels

04/17/2014 posted in Hemmings Motor News Blog
by dstrohl
Any discussion about octane invariably leads to statements from some cars' owners that their engine performs better when they use the 91 or 93 (o...
Pathfinder Tags: gasoline octane petrol
Views: 254, Comments: 3
Last comment 04/18/2014 by Andy Germany
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Itsy Bitsy Termite Building Machines

04/17/2014 posted in Construction Tools & Equipment
by IHS GlobalSpec eNewsletter
We can learn a lot from termites. Or so says the Harvard University School of Engineering which is currently conducting research on the newest an...
Views: 135, Comments: 0
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How Can I Find My Old Car?

04/16/2014 posted in Hemmings Motor News Blog
by dstrohl
Be it cruising down Main Street on a warm summer night, showing off for friends by doing burnouts, turning wrenches on the weekend, or blasting...
Pathfinder Tags: classifieds detective first car
Views: 236, Comments: 12
Last comment 04/17/2014 by Brave Sir Robin
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Less-Than-Easy Breathing

04/16/2014 posted in Medical Equipment Design
by HUSH
Easter is this coming weekend for Christians and predominantly-Christian countries. To celebrate the resurrection of a religion's divine messiah, an...
Pathfinder Tags: biology gas exchange liquid breathing respiration
Views: 157, Comments: 3
Last comment 04/16/2014 by snatr
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Regulators Unprepared for Nanotech Risks?

04/16/2014 posted in Chemical Manufacturing
by IHS GlobalSpec eNewsletter
Are regulators prepared for the potential risks posed by nanotechnology? According to a survey by universities in the U.S. and Canada, the answer...
Views: 73, Comments: 2
Last comment 04/16/2014 by Del the cat
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Best Blog Posts in 2013/2014

04/15/2014 posted in GEA's Global HVAC Technology Blog
by larhere
Every now and then we pause and evaluate our blog posts, both in the GEA blog and our mirror site, GlobalSpec CR4, to see what you the reader is most...
Pathfinder Tags: 3-D Printing Best GEA HVAC Partners
Views: 121, Comments: 4
Last comment 04/17/2014 by Yusef1
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Workforce Training- Solving the Skills Shortage Problem

04/15/2014 posted in Speaking of Precision
by Milo
PMPA member North Easton Machine Company Incorporated is taking an active role in solving the skilled workforce issues it faces. Jon Holbrook announce...
Views: 103, Comments: 13
Last comment 04/17/2014 by Brave Sir Robin
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National Corvette Museum Pulls the Last Corvette from the Sinkhole

04/15/2014 posted in Hemmings Motor News Blog
by dstrohl
When a sinkhole opened up beneath the National Corvette Museum's Skydome on February 12, the only certain thing was that eight historically signi...
Pathfinder Tags: corvette museum sinkhole
Views: 227, Comments: 2
Last comment 04/16/2014 by IdeaSmith
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Counting the Australian Assets of Pumped Storage

04/15/2014 posted in Alternative & Renewable Energy Blog
by IHS GlobalSpec eNewsletter
Two major pumped storage facilities currently operate in the Australian state of New South Wales, and scope exists for widespread expansion of th...
Views: 152, Comments: 5
Last comment 04/17/2014 by Gavilan
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Deburring and Edge Blending for Aerospace Parts

04/14/2014 posted in BRM's Flexible Honing, Surface Finishing, and Deburring Blog
by Brush Research
Burrs, sharp surface edges, and surface roughness can injure workers, cause mechanical and electrical problems, and reduce the service life of compo...
Pathfinder Tags: aerospace brushes ball hones burr removal cylinder hones cylinder honing tools ...
Views: 66, Comments: 0
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From the Archives: Allegheny Ludlum’s Stainless-Steel Fords

04/14/2014 posted in Hemmings Motor News Blog
by dstrohl
Here at Hemmings, we have quite a large collection of photos, postcards, advertising materials, and car-related memorabilia that has piled up o...
Pathfinder Tags: classic auto custom Ford stainless steel
Views: 172, Comments: 1
Last comment 04/15/2014 by Wal
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PC Building, P2 - Plans and Parts

04/14/2014 posted in Appliance Technology
by cheme_wordsmithy
This is part 2 of a series on building a desktop computer, titled "PC Building". Click here to read the previous entry. The decision made to build...
Views: 141, Comments: 1
Last comment 04/15/2014 by aDIYguy
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Automakers Perfect New Aluminum Welding Systems

04/14/2014 posted in Automotive Technology
by IHS GlobalSpec eNewsletter
New federal fuel economy requirements are pushing automobile manufacturers to use lighter materials, including aluminum. Assembling aluminum body...
Views: 176, Comments: 1
Last comment 04/15/2014 by Rorschach
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