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Engineering Systems & Design

- How to design and manage complex engineering projects. Design Process, Concept Evaluation, Documentation, Sims
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Jan16-12 Greg Bernhardt
Hello all, I was wondering what kind of references design engineers like to have handy? So far, I have ...
Aug17-14 02:07 AM
16 12,663
Hi all, I am a gradaute mechanical engineer currently working on a fire water system for the surface area of coal...
Jul21-08 06:39 PM
0 3,917
I want to generate a Gaussian white noise as an input to a vibration exciter. Since, it does not follow the high...
Sep16-11 04:16 AM
5 3,911
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
6 3,910
Hi I will get straight on to the problem. I want my RC servo motor to run when there is no light from 0-180...
Dec20-11 04:03 PM
8 3,908
Hi everyone, i want to operate spectrum analyzer by pc or laptop. Is there such interface of spectrum analyzer and...
Aug27-10 07:56 AM
12 3,905
I need ti build an apparatus that will move from one table top to a second table top over a two foot gap. The...
Nov1-06 12:03 PM
10 3,901
Hi guys, I am currently doing a university project on the reliability studies of a a-Si thin-film solar cell with...
Aug26-09 09:22 AM
1 3,898
Hi all - I have a problem that I'm probably going to model in COMSOL and would love to hear some ideas on how to...
Dec14-09 08:42 AM
0 3,898 Jolly Cool.
Feb18-06 05:10 PM
Ivan Seeking
18 3,884
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
30 3,870
Hello, Im having some problems with COMSOL multiphysics 3.5a. I am using 2D weakly compressible flow with...
Jul21-11 03:37 PM
2 3,868
Im trying to build this lighting rig, so that every time I hit the bass drum of my drum set, the rig can light up. So...
Jan13-14 12:42 AM
32 3,857
Hello folks I am building a reaction vessel that will have an inbuilt condenser for a design project at the Saint...
Feb11-08 03:23 PM
jaap de vries
5 3,841
I downloaded a hydrofoil simulation calculator and wanted to verify the results I am getting. Can someone tell me if...
Nov10-04 03:47 PM
0 3,839
Hello! I have a vacuum vessel / distiller type of vessel with following:- Temperature inside the vessel max....
Nov3-09 01:22 AM
0 3,833
Dear Y'all I have a large pressure vessel 12'' ID 1.5'' wall that I use for combustion experiments (UCF). The...
Jun14-07 06:49 PM
15 3,832
For a science project, I plan to come up with a reliable way to produce clean water from the sun. I've toyed with...
Oct27-11 01:06 AM
5 3,818
Hello everyone, First, I'm sorry about my bad english, if something you don't understand correctly, please ask me, so...
Jul1-12 01:28 PM
2 3,817
Hi everyone, I want to measure the flow rate of air bubbles under water for a leakage test of air brake chambers. I...
Oct26-09 06:49 AM
dr dodge
4 3,795
hi how can i receive the satalite tv channel online from the inter net by connect computer with receiver in the...
Sep24-04 11:42 PM
2 3,791
Hope this is the right place for this? I have a torque wrench, and need to calculate several parameters. I need...
May4-09 05:41 AM
2 3,775
I want to make a overvoltage and undervoltage protection circuit. Overvoltage should trip at 460VAC and undervoltage...
Aug21-08 01:53 PM
4 3,771
Hi there, i am working on a lift algorithm and i dont know how to implement it. can anyone pls code the program for...
May4-09 07:04 AM
1 3,762
Hi all. I am studying the principle of the saline drip package in order to modify it to suit my slow-flow-rate...
May30-08 09:21 AM
dental guy
5 3,757
Hi all, I am currently designing a Extended Kalman Filter, estimating temperature in a permanent magnetic...
Jan13-12 09:08 AM
1 3,753
What are the characteristics of a good technological device or product or invention?
Jan26-05 10:08 PM
1 3,751
After I read this Interesting article from RATSON Shipyard Indonesia in, i got an idea to make...
Mar9-10 09:49 PM
0 3,749
What do these terms mean. I am doing static analysis using fea on some parts. But what do automotive people do in...
Jun13-05 07:03 AM
2 3,747
A building has a storage room that needs to be cooled. This cooling-system is to be controled using the "pump-down"...
Dec30-05 07:53 AM
2 3,744
I am looking into some automation of basic tasks, and think that a PLC is the best approach. ...
Jun3-11 02:12 PM
3 3,733
I am trying to model an air spring consistes of two large air chambers about 20' by 20' by 35'each connected by an...
Mar6-08 05:09 PM
0 3,720
HEllo everyone, Firstly, let me introduce my self, i am moel. Right now, i am busy with doing some research about...
Jun15-09 06:11 PM
0 3,710
I'm trying to do the concept of a turbosteamer that the bmw is workking on but i'm facing few problems : the flow...
Aug27-13 12:31 PM
5 3,705
Can I build a resistojet? How? I am in tenth grade and I want to make it for Science Fair. A resistojet takes a...
Jun7-11 06:02 PM
Ian Malcolm
4 3,686
The boiling temperature of a liquid removes as much heat as is needed to maintain the boiling temperature of that...
Jul2-11 10:38 PM
6 3,686
Hiya, I've recently read about the material used for engineering, ceramics. What are the actual engineering...
Jan14-05 01:52 PM
7 3,684
I am designing an addition with a cantilevered balcony and am wondering if it is physically possible. the deck is 24'...
Aug11-10 11:45 AM
5 3,681
As a Senior in high school I am conducting a research project. I have spent numerous hours searching the web and...
Aug30-09 06:08 AM
7 3,671
I need to build a customized hydraulic pressure resistance tester in the lab. The idea is to measure easily but with a...
Aug15-07 10:51 AM
7 3,668
Any of you HVAC guys/gals design a Displacement Ventilation (DV) system in the Northeast USA? With our heating...
Apr21-10 05:57 AM
6 3,666

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