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Development of aircraft and space vehicles. Propulsion, Aircraft Structures, Crafts, Atmosphere
Apr15-14 02:22 AM Seth.T 
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Gear heads unite to discuss Vehicle Dynamics, Safety Engineering, Performance, NVH, Ergonomics, Durability...
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Mechanical Engineering

- Development of machines. Mechatronics, Robotics, Engines, Drafting
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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 78,860
Dear all, I checked job numbers on indeed Canada, and when using Pro/ENGINEER and solidworks as search words, I got...
Dec17-13 11:25 AM
shanren
21 22,041
Hello everyone. I have been entered into a competition. The spec is to build a pump that can pump 30 litres of...
Dec1-08 10:40 AM
Topher925
7 3,174
The attachment shows a side section of a water tank.(lined with Marine Ply) The section will be bolted to a fixed...
Apr9-10 03:00 AM
Studiot
1 3,172
Hello, I am trying to understand one-dimensional unsteady state heat conduction for a program I am writing. The...
May18-10 12:33 PM
minger
4 3,172
Hi, I'm building an battle robot. The total weight of the bot is round 40KG. I want to implement an steering...
Nov12-09 10:55 AM
Mech_Engineer
8 3,171
In order to prevent water from being absorbed into a silica based optical fiber, a very thin coating of polyimide...
Dec15-09 10:29 AM
Topher925
0 3,171
Hi! I'm designing a human powered vehicle and I need to use a CVT (Continuously variable transmission) in its drive...
Nov24-08 01:13 PM
Abninfamy
4 3,168
I am building a robot with a total mass of 835g, using two servo motors conected to the tires made of rubber which...
Feb13-12 01:29 PM
FeX32
10 3,165
A particle is moving along a straight line such that its acceleration is defined as a=(4s^2)m/s^2, where s is in...
Jan30-07 10:25 PM
s4orce
37 3,162
how to create an adiabatic environment
Dec5-11 12:13 PM
RonL
15 3,162
I am not too sure where to post this, but i suspect that it is mechanical so here goes... Not too long ago, i read...
Nov24-05 08:35 PM
Danger
28 3,161
Is there a relation between pressure/velocity and temperature for liquids. Something like the ideal gas law for fluids...
May18-10 07:13 PM
banerjeerupak
2 3,158
So we're mechatronics 1st year, we're about to start our second semester just having finished statics WITHOUT...
Feb21-11 11:35 PM
Femme_physics
16 3,158
i am mechanical engineering students. i need help in design and construction of supersonic expansion nozzle. Please...
Jun8-10 12:15 PM
Claws
1 3,156
Im looking to buy a desktop for some CAD work. I'm an engineering student on the formula SAE team and we design a...
Jun3-12 11:15 AM
WannaBeME
14 3,156
can some plz help me derive the following equation for otto cycle.(refer to attachment)
Dec18-08 08:23 AM
eddy123
0 3,151
Hi, Is there a way to calculate the velocity of air as it comes out from a nozzle? The nozzle is ejecting wind...
Apr12-10 09:52 PM
minger
3 3,149
A uniform film of oil 0.13 mm thick separates two circular discs, each 150 mm diameter and mounted coaxially. Find...
May1-11 11:51 PM
Curl
1 3,149
I need to install 4 bar stainless steel piping system (40 meters length, 20 Tee, 40 Elbow) . do you recommend using...
Aug1-11 02:20 PM
edgepflow
15 3,149
Does anyone know how to calculate the vaporization rate of a droplet of isooctane at a given diameter? Thank you
Mar5-11 05:45 PM
tigermonkey
3 3,147
Hi I'm Roy, 23 from New Zealand and doing an apprenticeship in Maintenance and Diagnostics in Mechanical Engineering....
Dec29-09 07:10 PM
gas_guzzler
0 3,147
hello, i have a project of a small turboshaft turbine with regenerator to produce a power of 140 kW, with aplications...
May11-07 06:56 AM
giber
4 3,144
Hi all. Let's say I want to reproduce the support conditions for a beam. The easiest one I could think of is fixed...
Aug18-12 12:23 AM
afreiden
6 3,141
Dear all, Take my best wishes. I am facing a problem designing my experimental setup for my research. I want to...
Aug27-11 01:24 AM
bdcrown007
13 3,139
Hi, i would be grateful if anyone could help. When using a lathe to cut a spindle of 10mm diameter at a cutting speed...
Feb26-08 01:19 PM
TVP45
4 3,133
http://news.uk.msn.com/Article.aspx?cp-documentid=7279188 Surly both engines do not share a single control system.
Jan21-08 06:58 PM
DrClapeyron
12 3,130
Hello, Please help me out here as I self study fluid mechanics. I ran into what they are calling a second order...
Nov28-08 01:57 PM
farimani
7 3,128
i'm reading about full load but still can't get what it's.care to explain a bit everyone ??:shy:
Nov16-09 03:59 PM
brewnog
5 3,124
How do I go about calculating the required power of an electric motor (will be attached to bicycle) needed to...
Jan11-10 06:06 PM
RonL
20 3,124
I have been trying to analyze the deflection of the free end of a cantilevered beam with a point load P at the end. ...
Nov17-08 10:18 AM
Mapes
3 3,123
For one of my classes, I have to design a gearbox. i am currently going through some calculations, but before I get...
Jun16-09 08:59 AM
FredGarvin
13 3,123
in my internship at the aircraft accessory overhauling shop, instructor asked us why there are odd number of pistons...
Jun17-08 11:21 PM
nucleus
13 3,122
I am building a robot for a design class. Part of the design includes a wheel base to drive the robot forward. To...
Mar2-10 03:42 AM
ansysking
4 3,121
I am building a custom trailer, that will have "cages" ranging in size from 20" tall by 40" wide by 6' long to 39"...
Feb11-09 10:14 AM
Danger
3 3,121
I plan on buying a laptop this weekend and need some advice on what to get. The only heavy program that I will be...
Feb7-11 03:49 PM
boneh3ad
6 3,118
Hello Please help me in improving my understanding of Neuber's law, when i want to allow certain permamanent...
Oct24-10 02:45 PM
bansalmaddy
0 3,117
Hi I have found out which truss member that have compressive stress, and which have tensile. Now I have to select...
Feb7-11 12:47 PM
Rothlisburger
1 3,117
I'm involved in a project and I have to design a device that will "cap" the flow of water coming out of a pipe, which...
Mar28-11 04:11 PM
Shaun_W
6 3,117
Imagine: I want to compute numerically a POTENTIAL STEADY and INCOMPRESSIBLE flow over an airfoil. The set up of the...
Nov8-05 09:02 PM
Clausius2
0 3,116
It costs $500 just to attend, but it seems to be the only conference for high energy/ revolutionary / physics...
Jan30-06 09:02 AM
Astronuc
1 3,116
Hello Guys, What is the difference between these two, Heat Exchanger and Heat Sink? Thanks. Zeus
Nov27-10 05:09 PM
zeus2kx
2 3,116

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