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Development of aircraft and space vehicles. Propulsion, Aircraft Structures, Crafts, Atmosphere
Y 10:20 AM satchurated 
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Gear heads unite to discuss Vehicle Dynamics, Safety Engineering, Performance, NVH, Ergonomics, Durability...
Apr18-14 02:02 PM Baluncore 

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Mechanical Engineering

- Development of machines. Mechatronics, Robotics, Engines, Drafting
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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
21 22,081
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
61 78,891
Velocity of any flowing vapour reduces as it condenses. Can any of you please suggest the equation to find the...
T 11:26 AM
6 115
i was wondering why not use the air in the surrounding to oxidise the fuel in the first stage of a rocket? it...
T 11:10 AM
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The Tube materials and their mechanical properties. Tube Material Y.S - Mpa U.T.S-Mpa Modulus of...
T 09:44 AM
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I am in a need to generate steam of 2 bar pressure, 403 K temperature and a mass flow rate of 0.0123 kg/s. Its just...
T 05:08 AM
2 95
I've visited a factory and I'm in need knowing the name of this vibration manipulator. Here's an example:...
T 04:36 AM
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The door hinges inside my place are pretty old; I'd guess a few decades though I don't have any way of knowing for...
T 02:50 AM
4 82
Hi, I am doing some fluid flow calculations for some nozzle designs at work. For one nozzle in particular, the...
Y 11:08 PM
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Hey guys, It's been a while since I was in school and practicing this stuff daily, so bear with me please! I'm...
Y 08:09 AM
1 174
I have done a test on a 4 piston test engine which is expected to exhibit torsional resonance at 800RPM and a vertical...
Y 07:22 AM
4 136
Specifically, this is all to do with rotor size of brushless DC motors and how it plays a part in calculating angular...
Apr18-14 11:48 AM
5 171
I would like to calculate the values for an air curtain. I've tried using the aircurtain calculator from Engineering...
Apr18-14 10:29 AM
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I am investigating the cause for malfunction of a solenoid water inlet valve (when de-energized, the valve fails to...
Apr17-14 09:22 PM
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Hi, I went through many resources but I am not able to understand as to what stall/surge means for an axial...
Apr17-14 08:01 PM
2 110
I am designing a constant pitch, helical conical compression spring (round wire cross section) that will be compressed...
Apr17-14 11:50 AM
2 115
Hi From what I understand as the rotor yaws, there are gyroscopic forces that act upon it and the magnitude of...
Apr17-14 12:18 AM
2 125
I am trying to design a breakaway Bolt, is there an equation to calculate how much torque is required to break the...
Apr16-14 09:12 AM
3 165
Hey guys, I read through the other two bicycle gearing threads and to be quite frank I'm not sure if my question was...
Apr16-14 03:33 AM
30 557
Generally for bathing purpose, we heat water to higher temperature say T1 than the temperature at which body is...
Apr16-14 12:27 AM
3 174
Hi all. I am new to boundary layers. Do the stability region of viscous Laminar and inviscid flow overlap? Why? ...
Apr15-14 11:08 PM
2 107
Hello, I'm new to these forums and they seemed like an excellent way to have my questions answered. I'll start by...
Apr15-14 10:10 PM
Simon Bridge
3 112
Hey folks great forum here! Anyone here have a good reference for structural weld analysis technique? I am not...
Apr15-14 09:34 PM
1 144
Crash? Just the force from the deceleration not actually being crushed. Thanks
Apr15-14 07:29 PM
1 154
Is there such a thing (other than wind) as a slow speed turbine? If not is it an efficiency issue or what? Turbines...
Apr15-14 08:04 AM
3 161
Hi, I started reading about mesh stiffness and came across an interesting diagram called “Harris diagram” which...
Apr15-14 04:26 AM
0 95
I'm working on a project for myself in SolidWorks which involves a scissor-type mechanism. The bottom ends of the...
Apr14-14 07:13 PM
2 199
I'm working on a group project where we test a bicycle frame on ABAQUS. The test is as follow ...
Apr14-14 05:51 PM
4 255
I carried out an experiment in a wind tunnel and it shows that as I increase the air velocity the water temperature...
Apr14-14 05:35 PM
3 118
Im working on designing a high speed flywheel as part of a project. The main issue is the centrifugal forces acting on...
Apr14-14 04:06 PM
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hi, newbies here ! found clamp load in some catalogue for bolt and screw. is that value should divide by 2 since...
Apr13-14 04:21 AM
1 144
I have a rotor spinning perpendicular to the direction of travel of a car. Its supported at either end of its axle by...
Apr12-14 03:28 PM
3 155
Is it just a series of attracting magnets in a circle?
Apr12-14 11:39 AM
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Hello, In heat transfer, for the components to be in parallel, does that simply mean that the heat is transferring...
Apr11-14 08:10 AM
1 155
Why does heat addition happen at constant pressure in diesel cycle ? what is the basic concept behind it?? please do...
Apr10-14 06:24 PM
jack action
11 263
Please refer the drawing and let me know what happens if the pump suction and discharge line bypass together. ...
Apr10-14 11:34 AM
4 190
Hi, I have to find examples,application about points which represent a rigid body.In the lecture dynamics of machines...
Apr10-14 02:42 AM
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barring a few exceptions i read that it is because they aren't effecient at small scale. can someone elaborate on...
Apr10-14 01:24 AM
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Hi. I am trying to develop a cone clutch for torque transmission. I have looked a lot over the internet but I cannot...
Apr9-14 11:47 PM
3 163
Hi, i have some fully defined material properties at room temperature (6x6 stiffness matrix input for ANSYS). And i...
Apr9-14 03:09 PM
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I'm trying to size the thickness of a shroud to encapsulate a payload on a small rocket. We're using carbon fiber...
Apr9-14 01:58 PM
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Hi all, I wish to understand more about the application of Jacobian matrices within the area of Dynamical Systems...
Apr9-14 05:38 AM
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