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Development of aircraft and space vehicles. Propulsion, Aircraft Structures, Crafts, Atmosphere
Y 06:32 PM collinsmark 
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Gear heads unite to discuss Vehicle Dynamics, Safety Engineering, Performance, NVH, Ergonomics, Durability...
Jul23-14 04:10 PM 1pkm 
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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...
T 02:06 PM
stevemilw
25 31,615
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 94,060
Hi all, I have a peristaltic pump that i need to rotate at 26 rev/min. The gear arrangement attached to the pump...
Oct11-12 04:18 AM
ankurimnu
3 1,651
hi everyone this is my first thread on this board and sorry for any missing in English because it's not my native...
Oct10-12 07:07 PM
Chestermiller
10 1,536
A certain part of a closed loop cooling water systmem has to have some of the pipes made to have a larger diameter to...
Oct9-12 12:12 PM
Travis_King
3 1,065
I saw my first Space X launch from near Cape Canaveral. I've been watching launches since 1966, and this was by far...
Oct9-12 12:02 PM
Pkruse
5 649
I am measuring a 2D turbulent flow using a split film probe. This gives a time history of the velocity in the x and y...
Oct9-12 11:33 AM
RandomGuy88
0 525
Hi all, I have just created a multibody model of a mechanism. Since it's a bit complex to perform hand...
Oct8-12 02:23 PM
serbring
2 539
DURU Klima consists of engineers who gained experience in the leading companies of Turkish HVAC market. The company...
Oct8-12 01:20 PM
duruklima
0 695
I posted this as a part of a thread on the classical physics forums, but the doubt wasn't resolved, so I thought this...
Oct8-12 12:23 PM
Studiot
42 15,131
what's the most illustration explanation or reason why a shear can pass from positive to negative in say a beam?
Oct8-12 11:14 AM
256bits
1 740
I have this problem: Two (2) kilograms of Nitrogen gas at 600 K and 10 atm are allowed to expand such that they end...
Oct8-12 11:08 AM
256bits
1 626
could anyone explain how to determine the flow rate of the hot water recirculation pump for water heater in domestic...
Oct7-12 04:49 PM
gajabba
4 712
Hi, so I graduated back in May and I finally have started hearing back from companies. I have a phone interview...
Oct6-12 06:59 PM
bschwartz
4 1,413
So I've designed a car which is powered by a falling mass. Using Energy Questions, i.e. mgh = 0.5*I*w2 I've worked...
Oct6-12 06:42 PM
dan38
2 944
I am currently doing a vibration analysis using a random vibration machine which gives Grms value based on Power...
Oct6-12 12:29 PM
Mech_Engineer
9 4,609
I need to design studs for a front truck wheel inlcuding the pattern, position, type of stud etc. I am having trouble...
Oct5-12 06:11 AM
Pkruse
1 674
hello My question is rather off the usual queries concerning beams, which is maybe why i'm struggling to find a...
Oct5-12 04:26 AM
Roger44
13 1,474
Hello all I'm trying to design a Neural network based control system which will do the following i have 120 computer...
Oct4-12 11:34 AM
date.chinmay
0 1,699
Hi, http://upload.wikimedia.org/wikipedia/en/2/2a/Compression_Springs.JPG Does a compression spring’s pitch or...
Oct3-12 06:30 AM
AlephZero
3 1,655
what role dos the reversibility play in making the carnot cycle most efficient?
Oct2-12 04:20 AM
Cbray
2 2,248
Well i know this sounds silly but I think that impellers on the sides of a yoyo would give greater stability than the...
Oct1-12 06:35 PM
Vadar2012
7 1,020
Hello everybody, I am trying to figure out if a heated enclosures will effect my temperature readings from a...
Oct1-12 03:34 PM
trinhhle
0 736
Hi All, I need to calculate how much force is required to bend a beam to a constant radius. The beam will be...
Oct1-12 03:24 PM
Mech_Engineer
2 746
Hi All, I was wondering if anyone could post some videos or some websites where I can read about Dynamics required...
Oct1-12 09:13 AM
theitcrowd
3 995
So I have a motor and this motor will turn a screw and bring a platform down to expose fairings during rocket flight....
Sep30-12 11:25 PM
phinds
2 2,950
Hello, I'm looking to calculate how much force is needed to strike the bars on my glockenspiel (musical...
Sep30-12 10:37 PM
Simon Bridge
19 1,828
I'm taking fluid mechanics in the fall, and I hear the professor is a real pain. I want to prepare over the summer by...
Sep30-12 12:18 PM
mushtaqwani
10 3,359
hey there! Sorry, if my post comes as one those repeated over and over but then here it is: I'm MechE student in...
Sep29-12 09:34 PM
ME_student
3 2,306
Hi all, Can you provide the names of the textbooks you used for your graduate classes along with the name of that...
Sep28-12 07:20 PM
DScheuf
2 811
Hello kind people of PF, I'm working on a project and attempting to simulate a ground source heat pump system in...
Sep28-12 01:30 PM
branduun
3 1,230
Attachments are pictures I refer to in the text Hi all I am studying for my Bachelor of Engineering (Hons) in...
Sep28-12 11:14 AM
irish_enginee
0 971
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 1,203
Hi everyone, For a project i'm working on, i'm mounting a stepper motor against a wooden, round plate. This wooden...
Sep27-12 09:26 AM
M Quack
3 960
Hi.... I am doing a project to calculate the load required to bend a plate.. Here are the details.. There is...
Sep27-12 05:57 AM
mohideen05
8 10,124
Is anyone familiar with the Roark's text that can clarify some terms for me? I am trying to clarify what Roark is...
Sep27-12 04:12 AM
Studiot
7 3,652
Here's the issue. I'm doing some research involving MEMs where we will be making micro-accelerometers using...
Sep27-12 12:57 AM
collpitt
2 1,940
A little help. I want to calculate the volumetric flow rate (SCFM (standard cubic feet per minute) of a pipe...
Sep26-12 10:39 PM
Chestermiller
2 1,000
How small can a maglev propulsion system be? What's the relationship between the size/strength of the magnets and the...
Sep26-12 05:57 PM
marty1
1 532
Is it feasible to build a track along which modules can move AND pass one another? I'm trying to write about a track...
Sep26-12 05:20 PM
danjruss
0 596
Hi, I am working with a droplet generation system that is designed to produce monodisperse droplets. A periodic...
Sep26-12 04:32 PM
undergrad25
0 715
I am working on a six sigma project to reduce endbreaks in Beaming (textile). I am trying to find a device to measure...
Sep26-12 01:37 PM
sehamm10
1 595

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