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Development of aircraft and space vehicles. Propulsion, Aircraft Structures, Crafts, Atmosphere
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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
How much rake and trail do need to use in a design? My design is essencially a bicycle front end. The various...
Mar11-09 02:48 AM
10 2,349
I just bought this squirrel cage fan off ebay. My idea is to use it for a fume hood. According to seller it runs very...
Mar10-09 02:46 PM
12 3,406
Hello! I want to calculate the stress in a ring that is mounted on a solid shaft due to the difference in...
Mar10-09 09:16 AM
16 3,668
I am trying to come up with an automated method to exert a force of around 250N downwards onto a plate. The...
Mar9-09 07:16 PM
5 3,286
hi everyone, i have slidig gate that i need to install a drive motor. the gate weight is 1500 kg and has 5 v-grove...
Mar9-09 04:24 PM
5 3,388
HI, I am essentially trying to make a car jack style machine except to crush cans rather than to jack up cars. I do...
Mar9-09 11:02 AM
3 12,052
Does this add to surface hardness and lessen friction?
Mar8-09 04:31 PM
0 1,104
Hello, I hope some expert can help me: What do I want? I am modeling magnets in script Comsol in 3D. All I...
Mar7-09 06:44 AM
0 2,460
Hey guys, I'm currently doin a project on bicycle suspension response. My query is how is a cyclists weight...
Mar7-09 04:31 AM
2 4,512
Hi all, I was looking for a way to oscillate airflow at a particular frequency as fed from an electrical input. ...
Mar7-09 01:11 AM
2 2,880
Can anyone explain the above-i've read about in books, internet sites and still do not understand what its doing or...
Mar6-09 02:05 PM
4 961
I have a suspension arm that I am rebuilding, the main reason is to make it adjustable in length, and the other is to...
Mar6-09 10:17 AM
Ranger Mike
12 11,233
that uses a parachute type seal.
Mar6-09 07:34 AM
10 1,337
Hello, New poster, Re: Torque Converters (automotive drivetrain component.) 1) Can anyone briefly explain the theory...
Mar5-09 03:29 AM
Ranger Mike
2 1,697
Hello All- Below is a picture of a cargo crawler i've been thinking of. Gross weight would be 2000lbs, moves between...
Mar4-09 05:08 PM
3 997
Would like to replicate a project we did in school for Turbomachinery class, which was to build a functioning...
Mar4-09 04:49 PM
5 19,735
hi, i can't find any standard defining design of unfired pressure vessels made from carbon fiber, kevlar, fiberglass...
Mar4-09 04:47 PM
2 5,002
Hi, I'm currently trying to work out the forces involved in raising a traffic barrier. It works using hydrolics. ...
Mar4-09 12:25 PM
2 1,862
also, i am unsure about the units...are the above ones ok??? as in the website had these units third, it would...
Mar4-09 12:25 PM
3 1,428
Hi, Attached is a link to an image: Probably a...
Mar4-09 08:40 AM
9 1,599
Im trying to model the decelleration of a vehicle from its aerodynamic drag force alone (with and without a parachute...
Mar4-09 08:33 AM
0 1,827
Hey Just needed some help with analysis of vehicle loading in dynamic and static conditions. Basically what...
Mar4-09 08:02 AM
Ranger Mike
7 2,109
I am just now taking my first real engineering course, being statics and it is kicking my butt. I have done all right...
Mar3-09 06:10 PM
14 1,839
hey folks. i posted this earlier in the classical physics section, but i think i may have hit a wall over there. i'm...
Mar3-09 03:51 PM
8 2,281
Hey all, Our team is currently working on a project wich contains the pullback mechanism like the ones you find in...
Mar3-09 07:32 AM
7 2,666
Low amperage line transformers bottom out at about 50 mA for a 12 Volt secondary. Try to find one at 20 mA. Why?
Mar3-09 04:10 AM
1 1,071
I would appreciate it if some one could help me with this. I read from Timoshenko's book Theory of Elasticity that...
Mar3-09 03:01 AM
12 7,486
I have a problem whereby sludge of quantity 1000 kg/day is required to fill an anaerobic digester tank. The sludge...
Mar2-09 07:58 AM
0 1,855
Hi guys, I found this forum by chance. Was wondering if anyone could help out with my problem. I am very new to...
Mar2-09 03:17 AM
7 6,906
Hello, This is the first time I'm using COMSOL on a problem where I have multiple subdomains within the domain....
Mar1-09 04:40 PM
1 1,072
Im having trouble finding information on google about how car suspensions are manufactured and what type of metals are...
Mar1-09 07:16 AM
Ranger Mike
6 1,725
I know that stiffness is load per unit deflection. I have the load versus deflection curve for a steel plate. Is it...
Feb28-09 10:07 PM
5 10,586
Has anyone got a link to manufacturers catalogues or websites (anything online?) where I can find standard pipe shaft...
Feb28-09 05:44 PM
3 6,019
hello, where i can find completely list of equipment(machines, compressors, pumps, turbines....) in factory who...
Feb28-09 11:36 AM
ken lee
0 1,119
Hello all, How to find deflections at force acting points in a non-uniform beam?. Please look at the...
Feb27-09 08:27 PM
5 9,425
Hello! I have a solid cylindrical shaft with a mounted ring on it. My ring is subjected to a point load, I have...
Feb27-09 08:27 AM
0 1,295
hello fluid knowers! here is a question i have asked from several students every time a different answer was given to...
Feb26-09 06:31 PM
8 2,341
I Have been studying a problem involving a two mass/spring system. I have been analysing the system and finding out...
Feb26-09 07:33 AM
0 2,671
I would like to use the vacuum from an engine to actuate a vacuum canister. However an engine can experience pressures...
Feb25-09 03:40 PM
0 850
Hello! I have a elastically bedded beam that is subjected to a pointload on the top of the beam. I have managed to...
Feb25-09 02:25 PM
4 1,193

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