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- How to design and manage complex engineering projects. Design Process, Concept Evaluation, Documentation, Sims
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Hello all, I was wondering what kind of references design engineers like to have handy? So far, I have ...
Feb15-14 02:05 AM
pachai34
14 8,355
For starters, watch this video to see what I'm talking about. It has been done, so I know it can work, but I want to...
Aug1-11 06:29 PM
FireStorm000
13 3,930
Renewable Energy (RE) Sources are a hot topic, but careful study of the solutions thus far offered make realizing RE...
Jan14-11 08:41 AM
RonL
16 4,152
I am currently trying to help my boyfriend figure out something. his project is to design and build a game cube to...
Dec11-06 09:54 PM
K.J.Healey
1 3,464
I am test driving an app (OpenFTA, http://www.openfta.com) for small Fault Tree Analyses on Windows 7 64-bit. In one...
Jan31-13 11:08 AM
FizicistsRool
1 1,090
I am following the OpenFTA (Fault Tree Analysis) User Manual at http://www.openfta.com/Download.aspx. Page 81 uses...
Feb9-13 01:01 AM
FizicistsRool
0 964
I'm picking up FTA theory from "An Introduction to Reliability and Maintainability Enginenering", Charles Ebeling. ...
Jan23-13 06:40 PM
FizziCystWanna
0 954
So my mind tends to wander, but I was thinking... since active/passive sonar is used to detect objects underwater,...
May10-10 08:55 AM
Mech_Engineer
2 3,950
Hi, i'm Brand new to the Forums. I'm not sure this is the right forum. This may belong more under "experimental...
Oct30-08 03:33 PM
D H
2 12,956
I was arguing with my NASA friend the other day about what would make a more efficent propellent for an ion engine. ...
Jun7-09 07:23 PM
flatmaster
4 1,752
Hi, I have the following problem regarding the iterative channel estimation employing LMMSE. The channel...
Apr7-12 10:01 AM
florenti
0 1,438
Hello everyone, I'm new to this forum, and though this question may be addressed already in another thread...
Jul29-10 08:20 PM
marcusl
3 2,364
Hey all Im trying to build a small railgun capable of launching a projectile(20-40g) to about 400km/h. Attached...
Dec15-11 03:17 AM
Fr1ki
1 1,684
Hi, If somebody could help me interpret the attached spec for this drive-shaft powered AC generator I'd be very...
Sep5-13 09:14 AM
Baluncore
4 1,128
Hello, I'm trying to compare efficiency of different hydraulic motors by looking at unit of output per unit of...
Sep14-13 06:21 AM
Baluncore
3 1,189
I have a concept for an airfoil that might be capable of providing vertical take-off and hovering (as well as forward...
May21-10 11:32 AM
russ_watters
30 3,526
I have no one to go over my math and I just wanted someone to go over this. Does this look right to you guys? Just...
Jul24-09 07:51 AM
FrankCashio
0 1,416
Hi this is an instrumentation and control question A given tank has hot water process fluid in the bottom and steam...
Dec19-10 08:25 PM
frankiee
2 2,332
I would like to do some audio programming for a school project, but I'm not sure how a computer processes audio and...
Feb3-12 06:56 PM
vk6kro
2 1,974
Does anyone, by chance, happen to have some good, practical references in the design and preparation of piping systems...
Sep4-05 03:40 PM
Antiphon
4 6,489
Not too long ago, there was a thread in the General Physics section (I think) where someone was asking about how large...
Jul28-06 11:35 AM
FredGarvin
0 3,163
I saw this article in a recent issue of ANSYS Solutions. It's a quick but interesting read on a study done to...
Jun27-07 08:23 AM
FredGarvin
0 3,331
Hi everybody, (reply: "Hi, Dr. Nick" even though my name is not Nick) I saw this design contest near where I live...
Jan7-05 03:49 PM
freemind
5 1,941
When the weibull shape parameter beta is <1, the pdf is divergent at t=0 due to negative exponent of beta -1. With...
Aug24-10 09:44 PM
john.phillip
1 1,791
Hello! I am intersting in microfluidic and especially micropumps with piezoelectrcially actuated membranes. I...
Jul17-09 03:41 AM
MATLABdude
1 1,095
Hi! This is about electrosmotic micropumps. I don't understand why there is always a reservoir and what is the point...
Jul23-09 06:39 PM
MATLABdude
1 1,269
Ok This is a long question so bear with me. BACKGROUND: I am designing a set of crush drums that counter rotate...
Apr7-12 04:29 AM
frenchw
4 1,684
I am very interested in engineering, so I decided to build a mousetrap vehicle. I want my vehicle to reach 5 meters...
Nov3-09 03:30 AM
Danger
6 3,788
Hey guys, I'm looking for examples of real life systems which uses a board with holes to redirect cables in tension...
Mar29-14 10:51 PM
Baluncore
7 428
Hello! I'm doing a simulation in ansys workbench mechanical (12.1) of a cantilever beam (axle) fixed to a wall and...
Apr16-10 01:53 PM
minger
4 6,820
electric motors a far more efficeint than internal combustion. My question, could I not use a smaller IC engine &...
Apr27-08 11:29 AM
brewnog
7 5,571
Hey guys, I'm working on a little project and I need to build an inductor. Now the problem is I have bare copper wire...
Jul2-10 01:37 AM
pantaz
1 1,809
I have a 67 ranchero that I have been wanting to turn into a solar electric car, with panels over the back. I built an...
Apr6-10 12:05 PM
Frostfire
14 2,225
Im trying to find a formula(s) that link current to resistance to the heat produced by the resistance, simaliar to a...
May16-10 01:50 PM
0xDEADBEEF
3 1,594
Hi, dear all, Recently face some controversial issue with my supervisor and i cannot convince my self too. is it...
Mar28-12 10:57 PM
fruitkiwi
7 2,504
hello all I am in the midst of designing a motorcycle that I will be building. one of the things I would like to do...
Sep7-08 12:26 PM
fslflint
1 1,523
This is a powerful rotary internal combustion engine. When rotor round one time, engine work six times.My mechanical...
Jul6-10 10:59 AM
fuhandaigou
4 2,300
I am designing temperature varying tube for VSM, especially high temperature. I don't have any experience on materials...
Jun29-07 02:40 AM
Fungiss
0 1,299
So I have a chain driven system on a tricycle that I am kind of stuck with. the center distance of the two sprockets...
May4-11 08:35 PM
Averagesupernova
1 2,428
How can I calculate the total diffused and incident light of the sun?Edit I am doing this project with solar panels....
Feb23-14 06:10 PM
etudiant
1 744
Hi, I work with valves and one of our customer send me an oring specification. this file says that the index (or...
Nov5-07 01:43 PM
Q_Goest
1 2,497

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