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Mechanical Engineering

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Development of aircraft and space vehicles. Propulsion, Aircraft Structures, Crafts, Atmosphere
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Gear heads unite to discuss Vehicle Dynamics, Safety Engineering, Performance, NVH, Ergonomics, Durability...
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Jan16-12 Greg Bernhardt
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 97,832
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 34,424
Hi there, I have a safety question. I want to produce high temperature, high pressure steam. On a 1/2 inch tube,...
Mar27-08 04:56 PM
russ_watters
3 1,712
I just bought a 1500x motorboard scooter and it is powered by two 350 watts electric motor. The wheel is friction...
Aug2-05 01:45 AM
david90
13 4,219
how do you physically interpret ft-lbs or torque?
Sep6-05 04:03 AM
david90
4 1,163
Where can I buy smooth pinion for a friction drive system? I can't find any on web.
Sep1-05 10:11 PM
david90
2 3,961
I have a scooter with a 5 inch diameter wheel and I want to make it go 25mph with a motor that has this specs. ====...
Sep1-05 10:21 PM
david90
0 10,719
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 3,281
i am trying to design and build a homemade cylinder-type puzzle lock. im willing to accept any comments, both negative...
Jan17-11 02:36 AM
Danger
2 4,394
I am monitoring a building with temperature sensors. Observing the inside and outside temperatures I see that when...
Sep6-11 07:26 PM
DavideF
0 1,575
Hi there, I am dealing with a pipe that is surrounded by air and trying to calculate the temperature drop. The inlet...
May12-14 06:10 PM
Q_Goest
4 563
Hello, I am looking for calculating vibration, can anyone help me with formula David
Feb20-08 09:17 PM
stewartcs
7 15,772
Hello! I have to calculate some pieces (brown "plugs" and green ring) which hold two plates of 2 mm each. They are...
Feb5-09 05:53 AM
davidgruty
6 1,043
Hi there! I run into a situation where I can't go on. It's about a thermal analysis, I already made a simulation...
Nov13-12 05:21 PM
darkside00
1 629
Hi , I am currently using quaternions in my dynamics simulation library for the orientation of rigid bodies . ...
Mar14-07 07:40 AM
Davidoux
0 1,772
Supposedly taking off horizontally costs less and is more energy efficient than vertical takeoff. Aside from the...
May6-08 01:19 PM
minger
4 3,761
Hello, I need help with this problem, Find radiosity B as a function of coordinates (x,y) over a V-shape or...
Jul24-06 11:15 AM
daviduta
0 1,387
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
Davieslad
0 1,987
Hey there, I need to design an axial piston pump, can anyone reccommend a good textbook or resource which covers...
Apr23-09 10:25 AM
Davieslad
0 1,474
Hi, I need to find the dimensions for O ring grooves for different size o rings, for static, dynamic and face...
Apr29-09 09:59 AM
jaap de vries
3 6,243
Hi, Im designing an axial piston pump in solidworks, prior to analysis. Basically im having difficulty in...
Apr30-09 05:36 PM
Davieslad
5 3,159
Right, im in the process of designing an axial piston pump. I have obtained the following formula from a text book...
May10-09 09:34 PM
Dr.D
1 2,688
I need a "SOLAR TAURUS 60" gas turbine operating and maintenance manual. Does any body know who could sell me it or...
May31-10 02:52 AM
nucleus
6 4,126
why do plains, shuttles, & man made things that fly have 3 wings? My parents told me it was so the craft doesnt go...
Jan29-08 08:32 AM
DaveC426913
24 11,941
I am currently in first year engineering. I am doing a project on electronic fuel injection. The project requires as...
Feb11-05 10:45 AM
davy9
5 1,945
Since the Tsunami, changed the speed of our orbit, and set us off a bit on the planetary tilt; will every compass, and...
Jan23-05 01:18 PM
Dayle Record
5 1,356
Hi I have a cable that is fixed at 2 points, and I would like to model the curve that it bends as the two points move...
Nov7-12 01:16 AM
Simon Bridge
4 919
How do i calculate pressure? P1 = 3atm ............. P2 = ? V1 = 4 m3...............V2 = 2 m3(half original) T1 =...
Oct29-11 08:26 AM
db1
8 2,371
I was wondering if there was anyone on here who could explain more about this company's technology....
Dec30-07 05:45 PM
dbecker215
0 2,081
Hello, I am an electrical engineering graduate student building an antenna which will be mounted under the fuselage...
Jul25-14 09:50 AM
dbelgiovane
2 1,525
I'm tinkering with a simple heat engine and I want to experimentally measure its work output. The engine pushes a...
Mar12-10 12:32 PM
Emreth
8 2,439
Doing a 7 th grade science project. Can a car run on compressed air? Ran a kids toy car using an 11 gal. air tank and...
May13-05 06:07 PM
FredGarvin
1 3,724
Hi,can u please tell me the difference between the Stress tensor & the Stress matrix...
Dec6-10 03:33 PM
Mapes
3 1,505
Hi..can u please tell me the meaning of Idling of an engine...?
Apr15-11 02:36 AM
Studiot
1 910
hi can anybody plz suggest me the good textbooks or references to study the Finite Element Analysis for undergraduate...
May13-11 08:30 AM
koolraj09
3 1,058
HiI'm doing my BE in Mechanical Engineering in 6th sem..I want to go for M.Tech in Automobile Engineering.So can you...
Jun26-11 08:16 AM
DC.Shivananda
0 673
I am trying to calculate the deflection angle on a bar which passes through a 41:15 gearbox. After the gearbox the...
Apr9-13 03:24 AM
dcallaghan
0 522
This construction practice made me curious. As soon as I lifted the 3/16 inch thick by 2 inch wide steel bars (now...
Oct1-13 10:40 AM
nvn
2 1,385
I'm working on a project that involves putting electronics equipment into a solid metal (aluminum) case. The cases...
Jul11-07 11:28 AM
berkeman
16 2,957
I have a washdown spec for a unit we are designing. We need to be able to withstand a maximum of 85 gpm through a...
Apr8-11 11:01 AM
Q_Goest
3 818
BLUF: Is it possible to mimic a solar loading environment solely in a temperature chamber and, if so, how? We have...
Apr21-11 05:03 PM
ddelaiarro
1 2,335
i've heard from people: the real world is nothing like university, engineers don't really use much except for formulas...
Oct27-11 02:23 PM
Bandit127
6 1,737

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