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Mechanical Engineering

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Development of aircraft and space vehicles. Propulsion, Aircraft Structures, Crafts, Atmosphere
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Gear heads unite to discuss Vehicle Dynamics, Safety Engineering, Performance, NVH, Ergonomics, Durability...
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Jan16-12 Greg Bernhardt
Hi everyone, Maybe this resource is new for someone. It's a collection of videos made in the 60's by the very best...
Mar6-13 10:50 AM
FeynmanIsCool
61 95,145
Dear all, I checked job numbers on indeed Canada, and when using Pro/ENGINEER and solidworks as search words, I got...
Jul28-14 02:06 PM
stevemilw
25 32,195
If you induce a shock wave in a covalent crystal using an ultrashort laser pulse, is there any way to estimate the...
Dec4-09 11:35 AM
Mech_Engineer
3 827
Can anyone in this section help me answer this question? Any help would be appreciated. Terry Giblin
Jan13-05 12:18 PM
enigma
22 4,209
Hello, In some papers I have come across this term. There are no formal definitions online, but I have a rough...
Nov2-06 05:24 PM
scott_alexsk
2 1,528
Is anyone familiar with the Roark's text that can clarify some terms for me? I am trying to clarify what Roark is...
Sep27-12 04:12 AM
Studiot
7 3,668
I am trying to calculate the "short beam strength (\sigma_{sbs})" of Liquid Nails (a wood adhesive). I did a strength...
Apr19-09 06:30 PM
DyslexicHobo
0 1,923
Hi there Are any one familiar with tables of stress concentration factors, or the like for short beams for...
Apr16-13 03:42 AM
elsikre
4 1,415
Hello All, I have short edge margin condition of 1.36D on one of the part.Actually 3 parts of aluminum are joined...
Aug10-08 07:33 PM
har_rai
1 3,598
The concept of ultralight vehicles is intended to allow greater fuel efficiencies in part by the use of composite...
Nov20-08 11:16 PM
mender
85 26,057
I am currently a junior year mechanical engineering major. I have always been interested in programming and throughout...
Mar17-10 04:48 PM
Cyrus
5 10,655
the requirement of electricity by EV would lead to huge investment in power stations so should electric vehicles be...
May8-10 10:37 AM
Redbelly98
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Hi, I am majoring in mechanical engineering, and I have to take my first programming class, I have 2 options, a...
Jul31-12 03:23 AM
b00sted
3 1,500
I will shortly be able to acquire a Master's degree in Aerospace Engineering. I am interested in designing aircraft as...
Apr21-11 01:03 AM
Fritzkarl
11 19,897
I'm a sophomore at Stony Brook University and I want to be an engineer and I want to make a six-figure salary. I...
Aug15-12 03:22 PM
jehake12
6 2,543
Coaching grade school track, I have to carry around several starting blocks. Last year, to store for the next season,...
Mar24-08 01:21 AM
rocketboy
3 3,390
Hi, Can you please explain where shoulder bolts are used? Specific application?
Dec28-07 04:14 PM
TVP45
4 9,879
While making a pattern for a casting do we increase or the bore diameter of the pattern, than actually required in the...
Sep10-12 11:55 AM
pantaz
7 1,837
Hey guys, i have some problems here, i hope you can share some helpful information. it's about shroud ring and...
Jul28-10 01:17 AM
engine_puppet
0 1,551
Hi all, i have faced a problem in the designing stage of a machine. I need to use a mechanism to close a door...
Jun15-08 10:49 PM
rashidahwazia
3 1,970
Just saw Endeavor return safely at night which inspired me to follow up on a question Ive long pondered: why not...
Apr14-08 01:20 PM
mheslep
37 5,989
Does anyone know what technically went wrong in the sensor circuitry on board the shuttle. All I know is the liquid H2...
Jul23-05 10:08 AM
Q_Goest
2 1,443
in SI engines fuel/air mixture is compressed. The disadvantage is that one can't achieve high compression ratios. I...
Aug27-05 08:53 AM
Clausius2
8 3,150
Well i know this sounds silly but I think that impellers on the sides of a yoyo would give greater stability than the...
Oct1-12 06:35 PM
Vadar2012
7 1,024
Hi, I am trying to understand side stream filtration. Iv been finding it really hard to find out anything on...
May16-12 07:09 AM
Travis_King
1 1,448
i just want to know if this is possible,say i want to bring about sideways movement to the wheel and want the car to...
Jul7-10 08:33 AM
monty37
3 796
http://www.collegeboard.com/student/pay/scholarships-and-aid/23619.html I'm going to be entering into that (^^^)...
Jul26-07 03:45 PM
Shelnutt2
7 7,837
I want to ask how to process a pressure signal so that the signals can be smoothed / linearized, e.g. integrate,...
Feb5-10 06:53 AM
FredGarvin
2 1,881
There is this confusion regarding the catalytic converter and the silencer,my prof says both are actually the same,but...
Sep20-11 09:51 AM
monty37
0 1,088
Hi guys, i am having a bit of difficulty with the following problem: I have an arrangement whereby i have a...
May12-10 02:07 PM
Mech King
0 2,236
I say "silly" because I'm actually baffled that I can't figure this out. I'm just forgetting the basics and am stumped...
Oct12-12 01:22 PM
tygerdawg
2 921
Hi all, I'm sorry for the silly question, but there is something I can't get. Suppose we have a linear ground...
Mar5-13 04:05 PM
serbring
0 414
I derived a LTI system H described in state space as H=\left( \begin{array}{cc|c} A+BKC & -BLC & B \\ 0 & A & B \\...
Sep22-09 12:16 PM
azizz
0 2,775
Hello everyone, i'm trying learning to use the multibody simulation software SIMPACK. Where can I found some guides or...
Dec3-13 02:54 PM
phinds
3 719
Hi All, Great Site. I am trying to find the Resonant Frequency (Natural Frequency) of a Sheep Tibia using an...
Oct23-09 01:12 PM
minger
2 850
Being a rather novice engineer, I'm having trouble coming up with a solution to this problem. I think it's a rather...
Mar1-11 08:37 PM
cellery
4 995
So I feel like this should be a simpler problem than most with COMSOL... I have a simple cantilever (anchored at...
Mar5-12 11:37 PM
awesomginger
2 1,460
I have one small question. I'm trying to demonstrate material non linearity due to temperature. In other words, I...
Jan26-11 02:36 PM
markcini
4 1,758
hello friends..i really need some help on my project, i am going to design a control system for a lawn mower..this...
Nov10-11 01:19 AM
Mike_In_Plano
1 1,096
Hello friends, so i have this problem: A beam under test has a measured radius of curvature of 300 m. The...
Apr27-11 07:52 PM
AlephZero
1 1,850
I'm having problems with what seems like a simple Bernoulli exercise where I can plug in all known variables but not...
Dec31-11 09:10 AM
boneh3ad
3 1,289
How do you resolve an angled member supporting a vertical load into a column and cantalivered beam problem?
Apr20-07 11:25 AM
Aero Stud
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