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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 ...
May5-14 09:43 AM
koolraj09
15 11,694
So as a side project for my professor, I'm supposed to 1) build a recirculating simple pipe bend 2) experiment and...
Y 10:04 PM
Greg Bernhardt
1 779
Hi All, May I know anyone from here have experience in using Bentley Substation?I've encountered some 3D Modelling...
Y 10:04 PM
Greg Bernhardt
1 1,399
Picture explains much better than words can (see attachment) the idea is to monitor the level between the two...
Jul25-14 11:54 PM
spectastic
4 362
I am going to design 10 kw, Permanent Magnet, Direct Drive Wind Turbine Generator. The main problem is, how to...
Jul21-14 05:41 PM
Baluncore
7 2,543
hello. I am asked to give a lecture on double pipe heat exchanger . I have studied books like process heat transfer...
Jul21-14 03:09 PM
spectastic
1 288
I need to find a high capacity (60-90 gpm) pneumatic pump that is able to pump 2.8 cP (fairly low viscosity) dirty...
Jul21-14 03:02 PM
spectastic
8 710
A square tube beam, 4in x 4in x .1875in thick. Length= 36in Cross sectional Area= 2.859in^2 A36 steel How do...
Jul21-14 02:09 PM
blake92
5 855
Can someone explain what the PID robust methodology is all about in simple...
Jul20-14 02:07 PM
skeptic2
5 1,878
Dear all, I am mechanical engineer with no background to circuitry and electronics. I am trying to connect a flow...
Jul20-14 12:31 AM
ahfa
19 3,434
Hello everyone. The purpose is to be able to build a mousetrap with a trigger mechanism to initiate the trap. In...
Jul16-14 11:06 PM
NascentOxygen
2 1,367
Hello, I am working on a project where I am trying to take a photo of paper that I insert into a slot of an iPhone...
Jul15-14 05:07 PM
NascentOxygen
14 3,631
Hi! I would like to change my work truck into an electric hybrid. I have all the electrical portions of this project...
Jul3-14 06:57 PM
berkeman
7 3,312
VLSI testing is process that is used to determine that chip is good or faulty VLSI chip is tested by test equipment...
Jul3-14 01:37 PM
jedishrfu
3 1,802
Hey Guys, I'm working on a Stirling engine to show my nephew. I have made one before that runs off off coffee water...
Jul2-14 03:54 PM
jambaugh
1 1,936
Dear all, is there anybody knows how to set a 2 degree-of-freedom movement in ANSYS Maxwell 2D transient model? I...
Jul2-14 07:49 AM
samsoton
2 2,188
I want clarity on STC rating that is 25kA or 16kA or 18.4 kA. If I want to change my Specification of 12kV Indoor...
Jun30-14 07:06 PM
Baluncore
3 2,029
I want to simulate the absorption spectra of gold octahedra when irradiated by a light source, according to the...
Jun30-14 03:50 PM
Greg Bernhardt
1 2,143
Is anyone here familiar with ANSYS Fluent or CFX? I have some questions about creating a simulation of subsonic flow...
Jun29-14 12:13 PM
Aero_UoP
2 2,509
Could someone help Please? I am trying to mount a driveshaft to an electric motor for a Segway project and...
Jun29-14 02:36 AM
Gurjit
7 3,575
I'm in the process of prototyping a monitoring device. When certain conditions are met, I need to send a SMS or...
Jun27-14 03:35 AM
Vectorspace17
5 1,870
I have been working on a solenoid for different applications, but cannot find the desired output. I have a bobbin or...
Jun24-14 05:26 AM
NascentOxygen
1 1,641
Hello people I need your help. I am kind new to refrigeration and I wanna design one. I have a waste exhaust heat...
Jun23-14 11:02 PM
gloriasakins
4 2,834
what is the formula for force between current carrying solenoid (both cylindrical and toroidal ) and a permanent...
Jun16-14 01:03 PM
M.Kalai vanan
2 2,036
i understand that heat acts as a wave,it has some variations depending on the frequency i believe.we all know we can...
Jun15-14 05:47 PM
nopunyntended
14 2,346
I am working on an experiment where I need to measure the Delta T across a heat ex-changer. I have two independent T...
Jun10-14 06:37 PM
dlgoff
1 1,813
Hi, I perform my post-processing and analysis of data from silvaco in matlab and would like to export values from...
Jun10-14 02:05 AM
$mathieu
1 1,919
Hello. I'm trying to design a AC to DC LED driver with PWM dimming. I have a design that I can use with the LM3406HV...
Jun7-14 05:23 PM
rbelli1
1 1,799
Basically I'm an organic electrochemist. Can any nanosized magnetic materials classified under nanodots ? If so what...
Jun6-14 05:00 AM
$mathieu
1 1,958
Hello All, I was given a problem today that I could use some guidance on. I have a compressed air pipe flowing...
Jun5-14 07:47 AM
Q_Goest
1 1,794
when designer design new circuit, they think whats the requirement step I 1)power dissipation should be less...
May31-14 05:08 PM
analogdesign
3 2,115
I've got a 300 liter water heater that has an electrical element (14 kW). The issue is that the element is positioned...
May29-14 01:15 PM
Averagesupernova
3 1,883
I am working on a home made electromechanical actuator to replace the vacuum actuator on the front axle of my Jeep...
May26-14 10:29 PM
Mech_Engineer
1 1,963
Hello, I am trying to develop a software control algorithm to compensate for oscillator imperfections/frequency...
May26-14 08:24 PM
AlephZero
1 1,882
I'm setting up an interrupt service routine, but I'm unsure which ISC bit setting I should use. ISC bit settings: ...
May23-14 09:02 PM
Baluncore
1 2,090
There are two ways I'm used to allocate memory dynamically. int * array = malloc(10 * sizeof(int)); But this...
May17-14 11:09 PM
jedishrfu
1 1,933
I'm trying to use the function pinMode so that I can use an analog pin as a digital output pin. But when I debug the...
May17-14 03:49 PM
AlephZero
1 1,881
My friend and i were discussing this device with which inly one person can hear what you say. It doesn't have much...
May15-14 02:30 PM
jedishrfu
1 2,016
Hello, does anyone know how much is the minimum required points that should be connected from the following units to...
May13-14 05:38 AM
russ_watters
2 2,070
I am working on a new concept design and would like some suggestions on which Lasers(s) would be most appropriate for...
May11-14 01:59 AM
SteamKing
3 2,186
I have a problem with my switch mode power supply, smps. It creates audio sound when I power it up, especially at...
May9-14 10:33 AM
ElectroPhysics
9 10,619

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