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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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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 8,261
Would you please introduce me some books on basic system simulations, engineering and modeling which to you are good...
Dec4-11 02:30 AM
ben_carter
1 4,030
Is Digi-Key the premier supplier in North America for small scale electrical components or are there any others?
Dec1-11 10:24 AM
Mech_Engineer
8 5,978
hi there, i am trying a project on home automation through a telephone. i am trying to design my own system for...
Jan10-12 06:46 PM
russ_watters
4 3,451
how to design a pump with top water level at the intake is 158m and to the treatment plant of 250m top water level
Jan12-12 11:44 AM
vvm
7 3,404
Hi! I've undertaken a mini project in which I basically want to construct a robot with as many accessories attached...
Jan4-12 07:44 AM
Xiwi
16 6,039
I am working on Cross Correlation at the moment with varying degrees of success. I have figured out how to do Cross...
Dec4-11 12:08 PM
marcusl
1 1,935
Hi, I'm taking a control engineering course and I've got a little doubt about PD controllers. Here is my root locus...
Dec11-11 06:28 AM
RobertT
2 3,095
Hi all. I am a mechanical engineering student and I know a bit of Finite element method. But I don't clearly...
Dec5-11 01:19 AM
koolraj09
10 3,207
I am trying to use MATLAB to obtain a transfer function, for my Controls class. I will be honest, I have no...
Dec3-11 03:05 PM
pags920
2 5,009
Hello Engineers, Im a mechanical student for Higher National Diploma and usually learned a lot in this forum for my...
Dec5-11 12:14 AM
xy7z
0 1,686
I have a 2stage Continuous Stirred Tank Reactor and the reaction is reversible where X1 -> X2. I am also given the...
Dec5-11 12:47 AM
bluepleiadez
0 1,752
May i know what is the use of the npn and pnp bjt for my schematic? can someone please advise. Thank You
Dec5-11 03:03 AM
Parlyne
1 2,051
Hey guys, Im designing a system where water flows through a copper tube or coil where it is heated and sprayed out...
Dec7-11 04:07 PM
seanist5890
3 4,161
I am trying to find authority that the gap between the turbine wheel and the housing is important to the performance...
Dec12-11 08:41 PM
pantaz
3 2,892
Hi everyone, first post here but been reading the forums for a while. Im a 3rd year EE student working on a small...
Dec7-11 10:00 AM
matt1212
2 2,068
So i am writing a Verilog program for a combination lock. I am using a state machine format to write it. I have...
Dec8-11 01:20 PM
fleem
1 1,468
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
mrgenius
8 3,668
Hello, I'm currently working on a project in which I am required to implement an optimum 11-tap linear equalizer...
Dec12-11 04:22 AM
RobertT
1 4,938
hello everyone i have to design a simple two floor office building with roof. i am very lost and confused and...
Dec12-11 02:23 AM
NUCENG
6 2,140
Hello all, I have been building a simple amplifier circuit(diagram attached) that will take in a source voltage...
Dec22-11 04:37 AM
NascentOxygen
9 3,604
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 1,681
Hi, I need to design a system of heat exchangers for a steady-state process. I have inlet temperatures of the fluids,...
Dec29-11 05:52 PM
cayusbonus
2 3,966
Alright, chemistry student here. No previous experience with these types of problems. Doing an interdisciplinary...
Dec20-11 07:47 AM
Travis_King
2 3,280
Hi, I am looking for a 115 VAC motor (able to be plugged into an ordinary power outlet) that is capable of raising and...
Dec18-11 04:46 PM
Danger
2 2,721
I want to start modeling mechanical systems, something say on the order of a motor, input torque only needed, driving...
Jan4-12 09:31 PM
Simon Bridge
17 4,553
Does anyone has any idea of how do i put the parameters into ansys? as the link below:...
Dec23-11 08:32 PM
cafex
0 1,913
Hello everybody, I am designing a machine where i have a welded copper piece which i have to cool it from 800 c to...
Dec26-11 03:03 PM
Danger
5 1,934
Hi, If I wanna design a pipe, how do i calculate the required wall thickness? Internal pressure 60.7bar,...
Dec27-11 11:14 AM
nvn
1 2,166
Is there any way to safely use waste 2-cycle oil/gas mix? As a tech in a chain saw shop, I collect between 5-20...
Dec30-11 10:12 PM
MrJimH
0 1,174
I recently read about an image processing technique named Threshold Balanced Transformation for Face Verification....
Jan1-12 11:13 PM
Avinash Raj
0 1,556
I have a forging process that requires a round piece of steel (8620 hot rolled) 4" diam x 29" long to be heated to...
Jan6-12 11:30 AM
Eveready
0 1,664
hello I need help regarding a small project on thermoelectric refrigerator. I need to cool a 5.4 ltr capacity...
Jan8-12 11:06 PM
AlephZero
4 2,086
Hi all, I am currently designing a Extended Kalman Filter, estimating temperature in a permanent magnetic...
Jan13-12 09:08 AM
KLoux
1 3,385
Hello; just need approximations here. 16 inch buttterfly valve with separate environments on each side. side one: ...
Jan12-12 11:19 AM
Q_Goest
4 2,216
Hi there - this is my first post and I hope one of many to come! My query is a relatively simple one; I'm working...
Jan11-12 11:39 AM
ukmitch86
0 1,474
Hello, I've been toying with the idea of making a cheap dynomometer for small electric motors, but one of the...
Jan13-12 09:03 AM
KLoux
0 1,543
Hi forumers I am student of elecronics and communication engg 1st semester when I did internet search , I cam to...
Jan14-12 03:33 AM
Hyperspace2
0 1,496
Looking to brainstorm a little. Looking for some EE's or anything related to share thoughts. Trying to come up with...
Jan16-12 07:30 PM
berkeman
7 1,937
design a feed magazine for laptop computer hard drives to integrate into an existing electronic data destruction...
Jan16-12 05:22 PM
berkeman
5 1,930
Here is a link to Cal Polys ACS they built. My question is: they claim each reaction wheel is angled at 29.3 degrees....
Jan17-12 07:56 PM
D H
1 1,549

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