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Mechanical Engineering

- Development of machines. Mechatronics, Robotics, Engines, Drafting
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Development of aircraft and space vehicles. Propulsion, Aircraft Structures, Crafts, Atmosphere
Y 06:32 PM collinsmark 
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Gear heads unite to discuss Vehicle Dynamics, Safety Engineering, Performance, NVH, Ergonomics, Durability...
Jul23-14 04:10 PM 1pkm 
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Jan16-12 Greg Bernhardt
Dear all, I checked job numbers on indeed Canada, and when using Pro/ENGINEER and solidworks as search words, I got...
T 02:06 PM
stevemilw
25 31,648
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 94,111
What are the variables that influence the performance of an internal combustion engine?
Nov4-08 12:21 PM
brewnog
2 1,699
Can someone pls advise me as to which would be the better software to learn which would help in CFD - Fortran or C or...
Nov4-08 09:19 AM
sashankhrao
2 5,055
hi everybody I have one doubt as what is the meaning of 2d driven cavity flow?
Nov4-08 08:43 AM
minger
1 4,900
Hi everyone I'm doing a project which looks at the measurement of astha inhaler spray force. The idea is that a...
Nov4-08 08:36 AM
Topher925
3 1,730
Hi, I am trying to do a cross flow analysis in FLUENT. Air and water in a cross flow heat exchanger. The fluids do...
Nov4-08 01:20 AM
sashankhrao
2 1,941
Hi! I was just wondering... if a frictionless spur gear was aligned with the teeth of a frictionless helical gear and...
Nov3-08 08:48 PM
Make
0 2,259
Hi everyone, I just want to know what is the difference if we analyze a heat transfer using finite element analysis...
Nov3-08 10:10 AM
minger
3 1,340
Hi, I just have a quick solidworks question. Is it possible to exaggerate the scale of one of the axes? I have a...
Nov3-08 06:15 AM
kv_home
2 2,402
I need to figure out how much power and torque my engine has to produce to move a vehicle at 25mph. Can you tell wat...
Nov2-08 01:18 PM
brewnog
1 2,412
Can anyone help? I need a calculation to find the force required @ the shaft indicated, to acheive torque indicated...
Oct31-08 10:35 AM
GRUMPYBLADE
7 9,411
For internal forced convection in a circular duct, exact solution is available for h, for both constant surface...
Oct31-08 07:39 AM
ank_gl
2 3,143
Hey PFers, So basically, we have these plates of bakelite that have on the order of 10^10 Ohms surface resistivity,...
Oct30-08 04:45 PM
Afunk
0 1,186
We are making a Mechanical Car Lifting Jack as part of our Manufacturing Process course. A few questions :- 1. It...
Oct30-08 08:22 AM
Altairs
12 9,215
Hi all, finally thought i'd post something here. I'm a 2nd year mech engrg undergraduate and I've come across this...
Oct29-08 07:04 PM
ray b
9 6,363
So currently i'm in school for Mechanical Engineering, though I got a general question. I could have sworn that I...
Oct29-08 02:22 PM
ank_gl
3 1,209
Hi, Could someone please explain to me the actual definition of vortex breakdown (VB) and VB suppression? I have...
Oct29-08 07:36 AM
sashankhrao
0 825
OK, so I need some help guys, I have an engineering project that was recently assigned to me and basically the main...
Oct29-08 03:11 AM
Danger86514
9 3,550
I am trying to compare the fluid velocity given by the closed form solution and FEA analysis for fluid flowing through...
Oct27-08 03:31 PM
minger
3 1,764
I have been wrestling with this problem for a few days and it is really frustrating me. The image below shows a bar...
Oct26-08 09:24 PM
jasc15
2 1,578
I'm having a problem determining the total entropy change in a metal quenching problem. Here is the information I am...
Oct26-08 09:20 PM
mouser
7 1,690
hiya, i need some help for a project im working on, basicly i have a compressor pump that runs at 500rpm and @ 12 hp....
Oct26-08 01:54 PM
jwest22
7 1,455
Not wanting to crosspost, but now getting any help either, I'll try this: ...
Oct24-08 12:27 PM
Claws
0 1,197
Hello! Is there? I have a propeller fan and I want to know what is the pressure, CFM, speed, etc. based on it's...
Oct24-08 09:16 AM
Topher925
6 2,915
I am designing a go kart for my college project. I am stuck with finding out how much horsepower I need. I know the...
Oct24-08 09:08 AM
Topher925
4 2,496
Hi I want to calculate the change in length of a cylinder under torsional force. (e. g. material = steel, initial...
Oct23-08 11:46 PM
kernel2705
6 4,277
Hi guys, I have a co-worker here who is stuck on a problem, and I cannot give him much help either. He is trying to...
Oct22-08 08:59 AM
Topher925
3 1,645
Having some troubles designing a steam power cycle for a project - any experts that would be willing to assist and...
Oct21-08 09:25 PM
Q_Goest
1 755
Ok, not sure if this is the right place to post this but here it goes. Many people have stated and I agree that 3, 6,...
Oct21-08 02:44 PM
brewnog
1 2,185
Ok, I am not sure if this is the right category to post this in but I am a mechanical engineering "sophomore" student...
Oct21-08 02:39 PM
mheslep
19 2,325
hello..i just have a question to ask for a mechanical engineering..if there is one please tell me so i can PM him...
Oct20-08 10:43 AM
FredGarvin
3 1,200
Rectangular Beam- Cross section h - dimension in y direction b - dimension in x direction If with a uniform...
Oct17-08 01:39 PM
minger
1 1,726
Attempting to use the formula: D = 1.72 (Tmax/σmax)^1/3 In my case I do not know σmax or at least how to calculate...
Oct17-08 07:01 AM
FredGarvin
1 2,723
Hi, I have an FEA model where all my parts are bonded contacts (no contact surfaces). I am trying to fix one end of...
Oct16-08 12:35 PM
FredGarvin
4 3,149
What is the Biot number (hL/k) is greater than 0.1 and I use the lumped capacitance method for analysis (i.e. there...
Oct15-08 03:53 PM
Mech_Engineer
1 1,909
How do I calculate the estimated power of a motor needed for a ford focus, engine size:1788cc, 4 cylinders??
Oct15-08 02:03 PM
brewnog
7 1,440
I need answer to a specific quistion . Why we use backward blade in impeller design for high speed compressors ??
Oct15-08 01:07 PM
ank_gl
1 1,092
I have a tool that is used in CNC metal cutting machines. This tool rotates and we have a machine that calculates...
Oct15-08 09:13 AM
GinVT
4 10,705
What if someone took a jet engine and took out the combustion and turbine mechanism. Then that person found an outside...
Oct15-08 05:04 AM
ank_gl
19 2,230
I'm taking a 300 level introductory course to thermodynamics (i am a mechanical engineering major). I am having...
Oct14-08 07:11 PM
spider_lm
9 9,181
Hi friends, I need to develop a small race car powered by 3.2 cc ic engine...can you suggest me the way to start...
Oct14-08 05:55 PM
spider_lm
4 2,076

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