lurking_giant - Slashdot User

Submission + - GE is 3D printing a working jet engine...

Submitted by lurking_giant on Thursday May 14, 2015 @11:32AM

lurking_giant writes: GE Aviation's Additive Development Center near Cincinnati has produced a number of firsts... but they are now demonstrating a working jet engine, http://www.computerworld.com/a... (OK, it's sized for an RC model) The engine turns at 33,000 RPM and is made from all 3D metal printed parts.
They used the same EOS M270 http://www.eos.info/systems_so... 3D printer that they use to produce the first and only FAA flight approved hardware, a T25 Pres and temp sensor for use in GE90 jumbo jet engines. http://www.engineering.com/3DP...

Comment Just imagine Gary Larson's take on that. (Score 1) 59

by lurking_giant on Friday May 08, 2015 @02:21PM (#49648995) Attached to: Researchers Make Spiders Produce Silk Strengthened With Graphene

From the far side Spiders on the slide..."If we pull this off... we eat like kings" http://i48.photobucket.com/alb...

Comment Re:39/100 is the new passing grade. (Score 3, Funny) 174

by lurking_giant on Friday May 01, 2015 @09:05AM (#49592489) Attached to: Results Are In From Psychology's Largest Reproducibility Test: 39/100 Reproduced

Should have had the teachers in Atlanta grade the results... http://www.nytimes.com/2015/05...

Comment I just flew in from Cleveland.... (Score 1) 280

by lurking_giant on Thursday April 30, 2015 @12:18PM (#49586679) Attached to: New Study Suggests Flying Is Greener Than Driving

...and boy are my arms tired!

Comment Re:Cool world (Score 1) 216

by lurking_giant on Tuesday April 28, 2015 @03:53PM (#49571967) Attached to: US Successfully Tests Self-Steering Bullets

This tech was developed in ww1... http://en.wikipedia.org/wiki/P...

Comment Re:Talk about creating a demand (Score 1) 334

by lurking_giant on Tuesday April 28, 2015 @10:54AM (#49569305) Attached to: Why Our Antiquated Power Grid Needs Battery Storage

Technology from 100 years ago... http://en.wikipedia.org/wiki/A...

Comment Re:call a spade a spade? (Score 1) 99

by lurking_giant on Wednesday April 15, 2015 @11:22AM (#49478669) Attached to: US Navy Researchers Get Drones To Swarm On Target

Kinetic energy penetrator... http://en.wikipedia.org/wiki/K...

Comment Re:Agreed. (Score 1) 294

by lurking_giant on Tuesday March 24, 2015 @04:25PM (#49330729) Attached to: Steve Wozniak Now Afraid of AI Too, Just Like Elon Musk

Garbage in... Garbage out. ~ Build a man a fire, and he's warm for a while. Set a man on fire and he's warm for life.

Comment Re:Energy costs of transport (Score 1) 91

by lurking_giant on Wednesday March 11, 2015 @01:00PM (#49234763) Attached to: Dry-Ice Heat Engines For Martian Colonists

There would be very few costs associated with orbital mirrors made of mylar to boost the amount of sunlite in local polar power generation plants. The exhaust would re-condense to complete the cycle. Populate the poles and leave the equator alone.

Comment This is a minor issue... (Score 1) 1007

by lurking_giant on Monday October 27, 2014 @04:35PM (#48245023) Attached to: Creationism Conference at Michigan State University Stirs Unease

Anyone who graduated from an NCAA member University should demand their tuition be refunded. http://www.businessweek.com/ar...

Comment Re:Just what I wanted (Score 0) 127

by lurking_giant on Sunday March 17, 2013 @09:13PM (#43200063) Attached to: Nanoscale 3D Printer Now Commercially Available

So can it print the magazine for a mini-gun? No, wait, mini-guns are belt fed.

Comment Re:Results (Score 1) 94

by lurking_giant on Wednesday January 02, 2013 @06:32PM (#42455233) Attached to: Buffalo Bills Going the <em>Moneyball</em> Route With Analytics

No sir Inspector Gadget... I do not... and by the way that would not be a bomb threat... it would be a "Hail mary"

Comment Re:Edison to Deforest ... ALMOST! (Score 5, Insightful) 386

by lurking_giant on Monday May 21, 2012 @01:50PM (#40067093) Attached to: Disentangling Facts From Fantasy In the World of Edison and Tesla

“If Edison had a needle to find in a haystack, he would proceed at once with the diligence of the bee to examine straw after straw until he found the object of his search. I was a sorry witness of such doings, knowing that a little theory and calculation would have saved him ninety per cent of his labor.” Nikola Tesla

Comment Re:Basically a battery (Score 1) 82

by lurking_giant on Friday March 30, 2012 @12:36PM (#39524017) Attached to: Generating Alcohol Fuels From Electrical Current and CO2

Old news...see this slashdot article from 2009 http://hardware.slashdot.org/story/09/08/20/0215202/us-navy-tries-to-turn-seawater-into-jet-fuel

Comment Re:Every time a bell rings (Score 1) 309

by lurking_giant on Friday February 24, 2012 @01:51PM (#39149853) Attached to: Should There Be a Sci-Fi Category At the Oscars?

Please don't mention "The Core"... one of the poster children for bad Sci Fi.

Slashdot Top Deals