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Portable multi-axis Motion Control

I previously posted this in a different group and got one very helpful response, but I thought I might get more respons...
2 comments posted 22yrs
posted by jpoge66
2 comments posted 22yrs posted by jpoge66

Infinitely(?) Stiff Differential Equations

Are there any algorithms out there for solving differential equations where the derivatives are discontinuous? I am att...
16 comments posted 22yrs
posted by tim
16 comments posted 22yrs posted by tim

westinghouse wdpf disk format

I have got couple of defective mfm hdd's, which used on Westinghouse wdpf system. (maxtor xt-1085,Seagate st-225 and Mi...
0 comments posted 22yrs
posted by ogulbahce
0 comments posted 22yrs posted by ogulbahce

State space and matrix exponential

Hi all, i spent some time with this question How does the stability of a state space system affect the corresponding ma...
0 comments posted 22yrs
posted by k_jchandran
0 comments posted 22yrs posted by k_jchandran

output rate vs step responce

Hi All, can anbody explain why in PLC or DCS analog input modules the output rate is often many times the step responce...
1 comments posted 22yrs
posted by tom2378
1 comments posted 22yrs posted by tom2378

PMSM vector control - regulators

I search for tune-up rules for current and velocity PI regulators in vector controled PMSM with PWM converter. Greetings...
0 comments posted 22yrs
posted by 1043840
0 comments posted 22yrs posted by 1043840

Motors Book

I just made a recommendation on another group for "Electric Machines: Steady-State Theory and Dynamic Performance" by M...
0 comments posted 22yrs
posted by tim
0 comments posted 22yrs posted by tim

H-Inf Controller

The H-inf solution in effect minimizes the effects of a worst case disturbance. How can one design a H-Inf controller t...
0 comments posted 22yrs
posted by LooonyTunes
0 comments posted 22yrs posted by LooonyTunes

Structured text compiler.

Hi Group, I am planning to write a structured text (PLC programming language) compiler as my Masters Project. I would g...
3 comments posted 22yrs
posted by payasam79
3 comments posted 22yrs posted by payasam79

diesel-electric control system

Hi I?m working on a PLC based drive control system for a diesel-electric mining truck. Does anyone know of a similar sy...
0 comments posted 22yrs
posted by j.chavez
0 comments posted 22yrs posted by j.chavez

S7 Know-how protection?

Hello all, can someone tell me how to protect a block of code in S7? How do I get the Know-how protection check-box ena...
0 comments posted 22yrs
posted by tommorrison
0 comments posted 22yrs posted by tommorrison

timers and counters

I have three counters and three timers mounted on a 19" panel. All new and never used. All run directly on 115 V 60HZ....
0 comments posted 22yrs
posted by rdoctors
0 comments posted 22yrs posted by rdoctors

Pulse/ Step Input Disturbances.

I'll very much appreciate it if someone can clarify to me the difference between pulse disturbances and step disturbanc...
2 comments posted 22yrs
posted by lbahgat
2 comments posted 22yrs posted by lbahgat