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Mechanical Engineering

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Development of aircraft and space vehicles. Propulsion, Aircraft Structures, Crafts, Atmosphere
Aug21-14 06:14 PM AlephZero 
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Gear heads unite to discuss Vehicle Dynamics, Safety Engineering, Performance, NVH, Ergonomics, Durability...
Y 09:46 AM bigbolt52 
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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...
Aug4-14 01:56 PM
buell23
26 33,935
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 97,311
Choose from the following: Engineering Business, Environmental Engineering and Sustainable Energy. I will be...
Jul16-12 06:19 PM
jehan60188
1 551
hi ! i have created finite element mesh in abaqus. i need to export this mesh i.e. the nodes and element details on...
Jul16-12 01:59 PM
PerennialII
1 2,626
I am working on a project that requires moving a 100mm long and <.5mm diameter pin a specific distance in a straight...
Jul16-12 12:44 PM
jim hardy
5 1,858
hii . i am supposed to design a converging nozzle for water flow Its outlet pressure should be 6 bar and flow...
Jul16-12 12:39 PM
Travis_King
3 908
Can you or can you not use specific volume to find quality? I know it can be found using mass but can you use specific...
Jul16-12 11:51 AM
jehan60188
7 3,401
i understand why torque is a free vector (break it down into a couple, move it anywhere) but why is angular...
Jul16-12 11:14 AM
jehan60188
0 481
Hello, I've been trying to learn exactly how materials are specified, with particular reference to pipes and...
Jul16-12 09:14 AM
Travis_King
4 1,236
If I have 400# and 180# steam, how can I calculate the pressure of the condensate that is being produced after the...
Jul16-12 08:07 AM
Travis_King
14 1,635
Hi I know the general equation for shear stress in beams is this: Shear Stress τ = F/Ib ∫y dA Depending on the...
Jul16-12 06:38 AM
Nexus305
0 1,534
I have a vessel (~2 liters) that is filled with gases for combustion. It is made of some sort of steel and has...
Jul16-12 02:37 AM
h2obuilding
4 2,468
Hi, I have a weather balloon and I would filled it with He and attach some weight and I would release He as balloon...
Jul16-12 02:32 AM
masterjoda
2 622
I'm not sure whether to post here or EE forum, if it is better suited there, please advise/assist in moving it. I'm...
Jul15-12 11:19 PM
dragonlucian
0 874
Hi there, The first thing I wanted to say (as I said the last time I created a new thread) is that this is NOT A...
Jul15-12 05:18 AM
Jus
13 1,920
This is about the basic thermodynamic cycle of the gas turbine (i.e. Brayton or Joule cycle), consisting of adiabatic...
Jul14-12 06:16 PM
LaxeyT
1 881
I am writing software for weight loading/distribution in a semi trailer. The current trailer model has two points...
Jul14-12 03:46 PM
jpalutke
0 2,442
I'm currently finding a bearing or bushings that can work underwater without a housing with minimal rust. Do anyone...
Jul14-12 09:34 AM
etudiant
13 1,693
Hello, for some reason I cant seem to be able to find this. Suppose you have a elastic cylinder, a full...
Jul14-12 06:31 AM
Studiot
4 1,159
I am looking for theoretical and/or empirical information about the extent in which a mesh/screen/net made of some...
Jul14-12 12:44 AM
Aero51
6 2,066
Hi Me and my friend is starting a project to building a flywheel system with aim for energy storage. This is a...
Jul13-12 01:58 PM
enroger0
5 1,167
I have no idea how to calculate the bushing load which is stated in catalogues in unit N/mm^2 and KgF/cm^2. Anyone...
Jul13-12 10:16 AM
Mech_Engineer
1 1,307
Hi, I want to find approximate natural frequencies of a beam which is fixed at one end and simply supported at the...
Jul13-12 12:11 AM
saeedml
0 1,262
For my master's thesis I've been given the assignment to design an active heave compensation system for a mobile...
Jul12-12 11:14 AM
Alic
12 4,331
Hi guys, I'm trying to make an invention of my own but for this i need a fast and powerful motor but it has to be...
Jul11-12 11:04 PM
Danger
8 2,022
Hi everyone. I need to create a mechanism involving a 12" diameter horizontal tire, spinning at 3000RPM, with 2kg...
Jul11-12 01:17 PM
Mech_Engineer
2 751
In the tank building industry some pressure vessels use curved pieces of flat bar, welded to the tank, to protect...
Jul10-12 10:12 AM
dave319
2 730
Hi what is difference between mechanical running test and performance test in rotating equipment such as pumps,...
Jul9-12 05:33 PM
joel1980
0 2,055
Hi Can some one explain me what is best practice for inspection and test plan, mechanical running test and...
Jul9-12 05:27 PM
joel1980
0 655
Hi everyone, I am making a project involving shooting a tennis-sized ball by means of an automated mechanism. I...
Jul9-12 02:24 AM
Danger
7 935
It sounds like a very stupid question but i was recently told that I could become an engineer with out college. I...
Jul8-12 09:17 PM
ThomasG
11 2,602
how can i graph the equation of the bending moment? The equation is: σ = MC / I and i want to graph in excel or...
Jul8-12 06:09 AM
Studiot
3 1,308
Hello, Iíve seen a few posts regarding this topic but I canít seem to grasp the concept of it. I have a main steel...
Jul7-12 11:27 PM
OffTheRecord
4 1,381
Hi, I am new here. I have some problems with the engine motor. What is the difference between starting torque (or...
Jul7-12 08:38 AM
drjaydoshi
3 8,239
I'm looking to learn more about cars, mostly on engines but also subsystems (steering, brakes, suspension, etc.) I...
Jul7-12 05:47 AM
Fahlin Racing
9 8,215
Hi I'm currently working on a logistic robot for my final project in Mechanical Engineering. My vision is to design...
Jul6-12 01:33 PM
Dotini
9 1,403
Hey guys, I'm brainstorming some ideas for a mechanism that will be able to move an object in the vertical plane up...
Jul6-12 08:50 AM
Irish_
9 1,306
What experimental methods are there for measuring the static (and dynamic if possible) torque required to turn a...
Jul6-12 08:29 AM
greentlc
2 732
Hello, Does anyone have the shear modulus value for Alu Bronze CW307G-R680 Cheers Ben
Jul5-12 10:41 PM
nvn
1 635
1. Here is what I am trying to solve. I am not looking for a direct answer, I just need help solving the problem. I...
Jul5-12 05:45 PM
etudiant
11 1,651
Can anybody give me information on matter given below? 1) Thickness of the walls of a water tube type Boiler used in...
Jul5-12 10:04 AM
pranj5
0 725
Well, the basic advantages of energy recuperation in vehicles include optimization of fuel consumption lower CO2...
Jul5-12 12:56 AM
M Quack
3 706

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