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How much is process control like IT?

Hi, Interested in views on how amenable or otherwise an industrial process control environment is to management under '...
18 comments posted 20yrs
posted by bxvarley
18 comments posted 20yrs posted by bxvarley

Machinery's Handbook 26th Edition

I bought the 26th edition, hardcover Machinery's Handbook (Industrial Press), about one year ago, give or take a month...
0 comments posted 20yrs
posted by tberlin
0 comments posted 20yrs posted by tberlin

SLC5/04 & Excel Query

A number of years ago I wrote a Lotus 123 spreadsheet (with some help), that monitored in real time, analogue inputs to...
3 comments posted 20yrs
posted by address
3 comments posted 20yrs posted by address

VB.NET and Serial Device Server

Hi All I am fairly new to control and was hoping some of you might point me in the right direction. I have a serial dev...
3 comments posted 20yrs
posted by iragless
3 comments posted 20yrs posted by iragless

Motion Controllers

All of the work I've done to date has involved writing custom code for custom boards -- and it works pretty well. Now I...
18 comments posted 20yrs
posted by tim
18 comments posted 20yrs posted by tim

Unity gain F/B v. Compensator in F/B

I'm sure this is a naive question but I have been using software ( provided by a kind gentleman on this NG, was it Jerr...
12 comments posted 20yrs
posted by andrewpreece
12 comments posted 20yrs posted by andrewpreece

closed-loop function

IN the unity output feedback case, when the open loop transfer function is known, what is the command to get the closed-...
1 comments posted 20yrs
posted by sunshinenewton
1 comments posted 20yrs posted by sunshinenewton

Return control in power steering

Hi all, I would like to know more about return control in electrical power steering. How it can be implemented in power...
0 comments posted 20yrs
posted by byju.ganga
0 comments posted 20yrs posted by byju.ganga

Damping control in power steering

Hi all, I would like to know about "active damping" and "active torque damping" in electric power steering in 4 wheel v...
1 comments posted 20yrs
posted by byju.ganga
1 comments posted 20yrs posted by byju.ganga

Siemens Simatic STEP 7

Hi! I'm about to make my first project in Simatic STEP 7. I've programmed "a lot" of PLC. Mitsubishi GX IEC Dev. and Be...
2 comments posted 20yrs
posted by daniel
2 comments posted 20yrs posted by daniel

Khalil - nonlinear systems

Hy all, I'm looking for the book: 'nonlinear systems' - written by Hassan K. Khalil if someone has a pdf copy or someth...
0 comments posted 20yrs
posted by gustcomer
0 comments posted 20yrs posted by gustcomer

Stupid Question-- Why not Open-loop?

Consider a unity feedback system consists of a plant P(s) and a controller C(s), the closed-loop transfer function will...
44 comments posted 20yrs
posted by sunshinenewton
44 comments posted 20yrs posted by sunshinenewton

Can a plc control a closed loop process?

Hi there Guys, I am a final year engineering student. In my final year project I will be using a closed loop process to...
3 comments posted 20yrs
posted by shayglenn
3 comments posted 20yrs posted by shayglenn