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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
T 10:05 PM Simon Bridge 
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Gear heads unite to discuss Vehicle Dynamics, Safety Engineering, Performance, NVH, Ergonomics, Durability...
T 09:18 AM ydeardorff 
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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 95,233
Dear all, I checked job numbers on indeed Canada, and when using Pro/ENGINEER and solidworks as search words, I got...
Jul28-14 02:06 PM
stevemilw
25 32,270
Hi am trying to write a procedure for selecting and sizing a pump from a process flow scheme if there are any...
Oct18-10 10:34 AM
Engr AAI
0 613
HI everyone! Where and how can i selet a tire that holds a given load ,let´s say 32 tonnes. Thanks.
May17-11 02:47 PM
Mech_Engineer
6 1,270
Hi guys, I must create the simulink model of the model at this paper (Fig.3 ): ...
Sep5-11 02:14 PM
serbring
0 1,092
Hi everyone! I'm a new user of this forum! I'm a student in Computer Eng. but i'm even very keen about robotics and...
Sep4-12 03:31 PM
nebbione
2 593
equations of motions for 3DOFs obtained. but how do i solve for e 6 unknows: m1 m2 m3 k1 k2 k3 using the ECP system?...
Dec2-08 10:05 PM
sn0wy
0 968
1)Anyone can figure out the chips problem due to milling a glass material BK7.? 2) I am using Ichikawa Milling...
Oct12-08 04:35 PM
FredGarvin
2 2,001
Hello everyone, I want to start by saying this is my first official visit to the forum, however I have been using...
Dec11-12 10:16 PM
Chestermiller
2 966
Hi I have the following equation: (U2-U1)=259.2(U2*U1) Both U1 and U2 are unknowns. Its been suggested to use...
May8-11 12:54 PM
Studiot
6 1,289
Hi All, A I got a nice project to do there is a safety device in turbine called Friction lever and shear pin which...
Jun11-11 02:08 AM
mech123
2 931
A water tanker of 5000 gallons dumps water into a water tank in 25 minutes.this filling line is 6” in dia pvc.i need...
Nov6-12 03:42 AM
polka129
0 469
i want derive the formulation for a beam with edge crack for finding the stresses strains and displacement.I tried...
Aug5-13 01:44 PM
gskssit
0 518
how will the water flow from the upper volume to the second one ??
Jan28-12 03:59 PM
boneh3ad
5 1,125
Hey, I'm trying to design a part for a prosthetic leg. I need to stop a piston moving within a cylinder at any...
Jan19-14 04:48 AM
Baluncore
17 782
I am trying to convert all the heat dissipate by the heat sink in to electricity by using thermionic converter. I plan...
Mar25-11 12:04 PM
Mech_Engineer
3 1,781
How to transform non-linear frequency vibration to constant frequency of vibration of 2 Hz? Such as transform the...
Nov26-12 08:18 AM
mfb
1 671
Hi, For a long time, it is always unclear for me to understand that there is a tension force acting in the slack...
Jul9-13 07:54 AM
Simon Bridge
16 3,744
One large pipe is splitted into 2 smaller pipes. Can we use Bernoulli's equation and say that the total head at a...
Oct14-06 01:31 PM
FredGarvin
4 10,588
esign a cantilever beam of minimum weight (volume) consisting of three steps that meets condition of strength. Given...
Sep3-13 07:31 PM
lak91
0 582
I feel really stupid for asking this.. but how does this sensor work? I'm not really good at electronics. What I...
Feb19-12 10:47 AM
jehan60188
1 907
Hello, I'm Mike from over on the EE board, and I'm looking for good advice regarding welding aluminum foil. I had a...
Feb4-10 09:55 AM
Gokul43201
10 7,543
hi all, does anybody how a torque wrench works? any illustrations with pictures would be appreaciated.. thanks ...
Mar14-05 02:00 AM
stan
2 2,033
I saw a video from the 30's with some very nice looking involute helical gears in a differential assembly. I can't...
Dec16-12 02:43 AM
pantaz
3 951
I want to play with gears - make my own and such. (They'd be custom, so it's not like I could put in an order for them...
Jan14-09 01:20 PM
DaveC426913
22 3,869
Crash? Just the force from the deceleration not actually being crushed. Thanks
Apr15-14 07:29 PM
Baluncore
1 285
Hello! I am working on some calculations for an off-road vehicle on which we are working, and I cannot figure out...
Oct11-12 06:43 AM
Pkruse
2 910
I know the lift force equation is .5*rho*V^2*Area*Coefficient. But I was wondering in the real world how would you...
Nov22-11 11:22 AM
hazhand
20 12,403
Hey, could anyone explain how you would preform a sinusoidal test on large vehicle (weight>40 tons). I have a graph...
Dec30-11 08:38 AM
nortel
3 937
Hello: My one is Darrieus wind turbine with 2 blades. Diamerter is about 1 meter and also know the average speed is...
Aug19-09 11:53 AM
mitchel6
9 16,174
I would like to findout what speed and HP I could get from a kind of water wheel. The unit will have a gear on top...
Sep28-12 11:09 AM
russ_watters
8 1,205
I'm trying to find out the HP percentage gains per degree of colder air. I'm thinking of implementing an intercooler...
Apr17-11 06:46 AM
FAlonso
39 8,895
Is there anyone here who can help me, can suggest or has an idea as to where I can find a latest thesis paper/Journal...
Jan18-13 01:26 PM
Mech_Engineer
1 786
selfadjoint Human Flight ( 1 2 3 ... Last)
Stupid question: can people fly? Evidently, one doesn't see people flying around the streets, but is it possible? Has...
Nov22-11 12:49 PM
Travis_King
63 18,303
Ok, I am in the beginning stage of design a robot that will follow me. I don't want to use the ridiculously expensive...
Jan17-09 01:57 AM
epicbattle
0 2,723
I make human powered machines for offgrid living and have been getting ready to start on a human powered fridge. The...
Feb21-12 10:11 AM
FAlonso
3 2,584
Hi, as the topic stated, i would like to find out, does the humidity in the air affect the density?? thanks
Aug10-05 11:46 AM
Astronuc
4 1,579
Hi, I would like to find the properties of humid air at different humidities and different temperatures. What sort...
Sep24-10 01:59 AM
wmazz
3 3,311
Hi, I am trying to design a "dehumidification system" for my home; I use quotes because this not really much of...
Oct19-10 07:57 AM
JaredJames
2 2,841
Dear all I am working in MEP field but no experience so I need your helps how find out an area cfm...
May23-10 09:18 AM
russ_watters
1 9,287
Hiya I need to spec up a ventilation system for a small welding and machine shop. The area will have ten welders,...
May19-12 02:06 AM
pantaz
3 1,758
am nt sure if am posting in the right section bcoz this is my 1st post.. plz could i get help in understanding how...
Mar16-11 12:51 PM
koolraj09
5 7,405

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