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Multiplying Factor for Calculating Energy

10/02/2014
posted in Electrical Engineering
by Anonymous Poster
I want to calculate meter MF.. Line CT ratio =800:1, Meter CT ratio = 1600:1, PT ratio = 132,000:110.. Previously Line CT ratio was same as Meter CT r...
Views: 29, Comments: 4
Last comment 10/02/2014 by lyn
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Alternative for Rock to Build Asphalt Road

10/02/2014
posted in Civil Engineering
by Anonymous Poster
Is there any alternative for rock to make asphalt roads?
Views: 39, Comments: 7
Last comment 10/02/2014 by Crabtree
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Why is My Bike Battery Losing Capacity? Challenge Question.

10/02/2014
posted in General Discussion
by Andy Germany
I bought a secondhand electric bike about 4 years ago, it was already over a year old. The battery has never given me any problems, I believe it is a...
Pathfinder Tags: electric bike bicycle power loss range
Views: 59, Comments: 8
Last comment 10/02/2014 by SimpleMind
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Problem Load Sharing with 2 Small Gensets

10/02/2014
posted in Electrical Engineering
by Razon
I have 2 small gens I'm using for simulation of real gens. Current waveform looks fine when only one gen is online, but when the 2'nd one goes online...
Pathfinder Tags: Load shareing
Views: 30, Comments: 4
Last comment 10/02/2014 by SimpleMind
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Calculate Fuel Consumption

10/01/2014
posted in Electrical Engineering
by Anonymous Poster
hello, Please can someone help me with how to calculate the fuel consumption per kwh of a CAI spirit 1mw gas engine : heat rate is 15222Btu/kwh, ther...
Views: 55, Comments: 3
Last comment 10/02/2014 by RAMConsult
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WI-Fi Booster and Distance

10/01/2014
posted in General Discussion
by netmaker
I have a Wi-Fi set up in the house. I also have a SR 10,000 -CA booster set up on the window sill to send a signal out into a small out building to ru...
Views: 59, Comments: 6
Last comment 10/02/2014 by netmaker
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G'DAY STAND

10/01/2014
posted in General Discussion
by ky
Hi fellow CR4rers. I haven't been active in CR4 for a while for many reasons. As many will know I spend a lot of time inventing things and have come...
Pathfinder Tags: https://www.kickstarter.com/projects/1767741803/th
Views: 56, Comments: 6
Last comment 10/02/2014 by ky
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Siren Notification Inside Cars

10/01/2014
posted in Transportation
by sharpstick
I was recently passing through an intersection with a green light. In the lane next to me was a school bus that had not started to move yet. Appar...
Views: 185, Comments: 21
Last comment 10/02/2014 by adreasler
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Drying of LPG Cylinders

10/01/2014
posted in Mechanical Engineering
by pperezk
How can I calculate air flow and temperature to dry wet LPG cylinders? The halves are stamped with a hydraulic press and they are left with a thin lay...
Pathfinder Tags: cylinder drying
Views: 82, Comments: 6
Last comment 10/02/2014 by harley
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Steel Deep Drawing Lubricant

10/01/2014
posted in Mechanical Engineering
by pperezk
What lubricant is recommended for deep drawing 2 mm (width) SAE-AISI 1020 steel? The operation will be performed in a hydraulic press. From what I've...
Pathfinder Tags: deep drawing lubricant steel
Views: 84, Comments: 6
Last comment 10/02/2014 by harley
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Effect of Tuning Governor of DG Set

10/01/2014
posted in Electrical Engineering
by Acpokhi
THE dg set being procured by us has a speed variation window from 1530-1470 rpm when loaded 100%. however on 100% loading the dg set is just showing 1...
Views: 109, Comments: 13
Last comment 10/02/2014 by Crabtree
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Reqd. ISO 3555 for NPSH Test

10/01/2014
posted in Mechanical Engineering
by jana_subrata
I am looking for ISO 3555( identical to BS 5316 part 2) for NPSH test,Does anybody know where could i find such info. Please guide me. Regards
Views: 49, Comments: 3
Last comment 10/01/2014 by snoth
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Weld Failed NDE Twice!

10/01/2014
posted in Manufacturing
by LivelyDW
Does any code (API or ASME) state that if a weld fails NDE for a second time that the entire weld must be completely removed? We have an inspector sta...
Pathfinder Tags: API 1104 ASME Section IX
Views: 213, Comments: 14
Last comment 10/02/2014 by PFR
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Energy, Food for Thought

09/27/2014
posted in General Discussion
by Fredski
I've mentioned this before but I think its worth a revisit. basically its the work of an MIT professor(now Harvard) named Nocera. his vision is using...
Views: 491, Comments: 195
Last comment 10/02/2014 by kramarat
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Formula for a Can of Soda

09/29/2014
posted in Manufacturing
by panel
How much aluminum is used to make a soda can. A formula for the whole thing will be helpful. 8
Views: 487, Comments: 72
Last comment 10/02/2014 by Andy Germany
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Compressed Air Dryer for Home Shop

09/26/2014
posted in General Discussion
by BruceFlorida
Is there a good but affordable way to dry compressed air in a home shop? A few months ago I did quite a bit of searching. I found dryers that condens...
Views: 369, Comments: 48
Last comment 10/01/2014 by BruceFlorida
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Clay Oven Plinth Support

09/25/2014
posted in Civil Engineering
by pholcroft
I'm building a clay oven in my garden. So far I've built up a 3 sided structure 4 breeze blocks high with a 30cm square foundation under the breeze bl...
Views: 220, Comments: 43
Last comment 10/02/2014 by Del the cat
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C Programming

09/30/2014
posted in Software & Programming
by craftsmen
Hi! Just started a course to learn C. Am 50 years old and the instructor is almost half my age! He has very little patience and corrects the code I...
Pathfinder Tags: C Programming teething problem
Views: 345, Comments: 39
Last comment 10/02/2014 by geraldpaxton
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One Pair of Glasses?

09/26/2014
posted in General Discussion
by Unredundant
One pair of glasses to see far, near, in between, that work after you leave the doctors office. Multi focal lenses that don't require a precise head p...
Views: 481, Comments: 35
Last comment 10/01/2014 by old salt
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Buick-Built 1970 GS Stage 1 Show Car Heads to Auction

10/02/2014 posted in Hemmings Motor News Blog
by dstrohl
Looking to draw attention to its muscle car offerings for the 1970 model year, Buick pulled a pair of white GS Stage 1 models, with sequential se...
Pathfinder Tags: auction buick classic auto
Views: 11, Comments: 0
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Motors Matter: Understand the Differences Between Immersible and Submersible

10/02/2014 posted in Pump Technology Blog
by IHS GlobalSpec eNewsletter
Pumps & Systems presents this educational essay explaining the key design characteristics and application criteria pumping system designers an...
Views: 16, Comments: 0
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Corrosion Diagnosis - Understanding the Environment

10/01/2014 posted in GEA's Global HVAC Technology Blog
by psikorsky
In my previous blog post I said we would take a more detailed look at each of the elements in the 6 step process I suggested for addressing corrosion...
Views: 39, Comments: 0
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How a Geomagnetic Reversal Could Kill All Technology

10/01/2014 posted in Building & Design Blog
by HUSH
When Chinese scientists created the first compass sometime between 2 B.C. and 1 A.D., they failed to harness the most important application--directi...
Pathfinder Tags: compass geomagnetism magnetic pole magnetism
Views: 184, Comments: 6
Last comment 10/02/2014 by adreasler
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Antique Tool and Part Catalogs

10/01/2014 posted in Hemmings Motor News Blog
by dstrohl
Maybe you just picked up some obscure tool at a swap meet and are now wondering what it is. Perhaps the ahooga horn on your Model A is missing...
Pathfinder Tags: antique Catalog classic auto tool
Views: 125, Comments: 1
Last comment 10/02/2014 by phoenix911
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The Merlin Rocket Engine: Newsletter Challenge (October 2014)

10/01/2014 posted in Challenge Questions
This month's Challenge Question: Specs & Techs from IHS Engineering360: The SpaceX Falcon 9 v1.1 uses nine Merlin 1D rocket engines in its first...
Pathfinder Tags: challenge question
Views: 219, Comments: 13
Last comment 10/02/2014 by Bruce Morriss
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Portability: the Final Frontier

10/01/2014 posted in Medical Equipment Design
by IHS GlobalSpec eNewsletter
With the goal of putting "healthcare in the palm of your hand," the global Qualcomm Tricorder XPRIZE competition has been narrowed down to 10 fin...
Views: 48, Comments: 0
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Make It or Buy It? Part 1: Manufacturing Overhead Costs

09/30/2014 posted in Elasto Proxy's Sealing Solutions Blog
by Doug Sharpe
Make It or Buy It? Part 1: Manufacturing Overhead Costs What types of products does your company make? No matter what your industry, manufactured...
Views: 146, Comments: 15
Last comment 10/02/2014 by Janissaries
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How a Bunch of College Kids Convinced Detroit to Cut Smog in 1970

09/30/2014 posted in Hemmings Motor News Blog
by dstrohl
The whine of a turbine filled the air. Electric cars scooted around without making a sound. Steam cars chuffed their way to the starting line....
Pathfinder Tags: activism classic auto lead pollution
Views: 153, Comments: 2
Last comment 10/01/2014 by adreasler
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Reflections on Sensor Size

09/30/2014 posted in Sensors & Switches
by IHS GlobalSpec eNewsletter
Does sensor market demand depend upon sensor makers producing a never-ending stream of ever-smaller devices? Success in the mobile phone arena certa...
Views: 69, Comments: 2
Last comment 10/01/2014 by vsar
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Assembling a Promising Future

09/29/2014 posted in Robotic Systems Blog
by IHS GlobalSpec eNewsletter
Take a futuristic ride on a car body as it gets assembled. On a single assembly line, many robots managed by one controller assemble different car...
Views: 68, Comments: 0
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Diamond Hones for Surface Finishing Hard Materials

09/29/2014 posted in BRM's Flexible Honing, Surface Finishing, and Deburring Blog
by Brush Research
Diamond hones are designed for the inner diameter (ID) surface finishing of parts made of hard materials. Examples include carbide wear rings and cer...
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Unrestored 1956 Volkswagen Type 1, From the John Moir “Alphabet Collection,” Heads to Auction

09/29/2014 posted in Hemmings Motor News Blog
by dstrohl
John Moir has been described as a "towering figure in the AACA world," but the amiable New Hampshire collector is perhaps best known for his as...
Pathfinder Tags: Beetle classic auto Type 1 VW
Views: 205, Comments: 1
Last comment 10/01/2014 by Unredundant
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HVAC Movie Stars

09/28/2014 posted in HVAC Blog
by IHS GlobalSpec eNewsletter
Bruce Willis crawling through air ducts in Die Hard. Nerve gas getting released into the HVAC system in 24. Scores of movies where ducts are used fo...
Views: 218, Comments: 4
Last comment 09/29/2014 by Hilton
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What's Driving the Next Packaging Trend?

09/27/2014 posted in Food & Beverage Technology
by IHS GlobalSpec eNewsletter
Brand owners are accustomed to tracking consumer attitudes toward packaging features - from easy-open packs to portion-size containers - to keep i...
Views: 112, Comments: 2
Last comment 10/01/2014 by Tom_Consulting
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RFID is Key to IoT

09/26/2014 posted in Electronic Components
by IHS GlobalSpec eNewsletter
One of the hottest technology topics is the Internet of Things (IoT), and how the number of IoT enabled smart devices is skyrocketing. But the IoT...
Views: 154, Comments: 2
Last comment 09/28/2014 by Usbport
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