⧑ Industrial Control Group

Laplace Transforms in Control Engineering

Hello, I am writing up my PhD at the moment, and I was hoping someone would be able to confirm some Laplace transform t...

45 comments posted 20yrs

posted by ann.tighe

45 comments posted 20yrs posted by ann.tighe

how to design controller based on approximate close-loop model

hello. I have a closed-loop system which is composed of PI controller and plant. I don't know the model of plant, but I...

5 comments posted 20yrs

posted by wangq_mail

5 comments posted 20yrs posted by wangq_mail

Rtai - Control Project using Linux RTAI

Hello Everyone, Does anybody have any advise about using RTAI to control a DC motor or something similar. Any tutorial o...

2 comments posted 20yrs

posted by victordippolito

2 comments posted 20yrs posted by victordippolito

state variable controller

hi. I am having a problem with the state variable controller.I am tryn to locate closed poles in the left hand plane su...

2 comments posted 20yrs

posted by nerendra.devnarain

2 comments posted 20yrs posted by nerendra.devnarain

SQL DateTime data type insert from InTouch

Iam trying to write to a DateTime field in MSSQL from wonderware intouch. The problem is that I keep getting the error...

1 comments posted 20yrs

posted by GaryCharlotte

1 comments posted 20yrs posted by GaryCharlotte

Limiting PID Loop Overshoot

Jerry Avins made a comment in another thread that made me realize: I discussed a lot of methods for use with PID loops...

38 comments posted 20yrs

posted by tim

38 comments posted 20yrs posted by tim

STEP7: Event ID 16# 4575

HI, the problem is with PLC error, aftet part of time working the PLC stops with message (diagnostic buffer) : Event 1...

0 comments posted 20yrs

posted by kyoq

0 comments posted 20yrs posted by kyoq

Student Question on using a PID as a Dimmer to Control a Light Bulb!!! This is a fun one!!!!!!

Hello, My name is Dave and I am a student at SDSU. I am not an engineering major, so I cant speak the engineering langu...

48 comments posted 20yrs

posted by deriso

48 comments posted 20yrs posted by deriso

jobs for system identification?

Hello everyone, I am doing my ph. d in the area of system identification using state space methods. Recently I start to...

9 comments posted 20yrs

posted by yzhao30

9 comments posted 20yrs posted by yzhao30

soft copy of liptak handbook

could any one please provide me a link to the soft copy of handbook by b g liptak or mail it to me Jyotish

0 comments posted 20yrs

posted by jyotishsb

0 comments posted 20yrs posted by jyotishsb

realtime systems, control loop.

can someone rewrite the programm using intergal algo. method. to reduce the error to almost zero. the programm is for t...

9 comments posted 20yrs

posted by imondc

9 comments posted 20yrs posted by imondc

USA-PA-Pittsburgh Process Control Engineer

Adaptive Resources Process Control Engineer BS - Engg. Preferably Chemical Engineering but others may apply as well. 1-...

0 comments posted 20yrs

posted by cchothani

0 comments posted 20yrs posted by cchothani

modbus and iec 870-5-102

Hi, i m trying to understand the relation between modbus and iec 870-5-102, do these protocolls have same properties or...

4 comments posted 20yrs

posted by danyal.kurban

4 comments posted 20yrs posted by danyal.kurban

Build controllers based on your hardware

Make an IP enabled DOS or Windows Controller with your CPU and I/O cards plus our software. Connect your sensors, switc...

0 comments posted 20yrs

posted by sonomat

0 comments posted 20yrs posted by sonomat

HITACHI PLC HIZAC E series

i am aware that this particular series is no longer manufactured by hitachi . If possible can anyone throw some light o...

0 comments posted 20yrs

posted by dumpedbyangelsonearth

0 comments posted 20yrs posted by dumpedbyangelsonearth