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The threads that wouldn't die...
- PC reliability?
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- Where do we go from here?
- Why pay?
- PC reliability?
- Windows, real time
- PID loops
- PCs vs. PLCs
- Replacing people
- MS 'monopoly'?
- Software quality
- Where do we go from here?
- Why pay?
Fortune
If Patrick Henry thought that taxation without representation was bad,
he should see how bad it is with representation.
he should see how bad it is with representation.
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How to implement the linearization algorithm in order to support proper flow metering?
choosing the safest and economical flow meter
New Replies:
By Mark Thomas on 25 September, 2009 - 9:31 am -
A Magnetic flow meter is a bad selection for this application because of the low conductivity of...
How to measure the oil level on seawater in a specific area?
New Replies:
By Jason on 25 September, 2009 - 7:42 am -
We have several 'Leakwise' units installed.
We use them for trace level detection, I cannot tell...
A question which needs an answer :)
Bailey DCS (infi90) training and support these days???
New Replies:
By Roger on 24 September, 2009 - 4:30 pm -
Hi John,
just wondering where you are located. My experience is quite different. Maybe its an...
Would appreciate recommendations for batch controllers for fuel loading
from the is-there-anything-newer department...
Looking for books on tandem rolling mill theory and operation...Software developer at an industrial automation contracting company wants to learn more about product is a rolling mill control systems
New Replies:
Regarding books, there are two books by William Roberts you may also have come across: "Hot...
By Peter on 23 September, 2009 - 3:35 pm -
Mike,
I agree, there's a huge number of factors that go into rolling. We deal almost...
By Peter Nachtwey on 21 September, 2009 - 9:22 am -
> There is simply no better way to learn than to get out into the field. Volunteer to go on...
By Mike on 21 September, 2009 - 2:30 am -
What aspect of a rolling mill are you trying to learn about. There is so much that goes on.... ...
By William Sturm on 19 September, 2009 - 12:55 pm -
There is simply no better way to learn than to get out into the field. Volunteer to go on start-ups...
Auto tuning of PID parameters in controllers
New Replies:
By Hans H. Eder on 24 September, 2009 - 1:57 am -
Auto-tuners have not lived up to the originally high expectations: Many products only work well...
How to calibrate Gas Vortex flow meters, with Gas or liquid?
New Replies:
By Rohit Chandak on 23 September, 2009 - 9:25 am -
Hi,
What is more important is to know the accuracy that you expect from this meter, the accuracy...
Grass root project looking a cheap way of bringing groups of temperature signals that are in close proximity into a DCS
New Replies:
The Emerson FFB 848T is a possible solution for this type of application and a good one. I use them...
I tend to agree with David, I suspect that you are dealing only with temperature elements, please...
By Jonas Berge on 22 September, 2009 - 10:14 am -
FOUNDATION fieldbus is not overkill. On the contrary, there is a killer application for FOUNDATION...
By David on 18 September, 2009 - 8:29 pm -
> groups of temperature signals <
I would think that you mean thermocouple direct because...
By Dick Caro on 18 September, 2009 - 6:17 pm -
There are less expensive temperature scanners than HART multiplexers. Thermocouple scanners are...
How to print tag nos. and descriptions of historised points in TDC 3000
New Replies:
Good starting point for documentation tool, but I don't think it allows you to query the history...
By Keepwalking's Eng on 22 September, 2009 - 9:31 am -
If you can do a Search in the Documentation Tool, you should get a click in Documentation Tool in...
Slurry level measurement in a batch mixer with agitator and cooling coils.
New Replies:
By mike on 23 September, 2009 - 1:20 am -
If you go the DP or sealed route, make sure you create a PM to flush out that line. Cause crap WILL...
Using dp transmitter with capillary and sealed diaphragm may have its limitations as this relies on...
By Mihir.Ramkrishna on 22 September, 2009 - 1:44 am -
Remote Seal LT is an option provided you have suitable nozzles.
U can go for ultrasonic provided...
Proper selection of a online flow sensor for measurement of air flow in 3" pipe
New Replies:
By Mark Thomas on 22 September, 2009 - 5:06 pm -
A Coriolis Mass flow meter would give you great measurement. I put together a sizing with you flow...
you can go for orifice type primary flow element. we can design orifice for you. if you want, we...
Need documentation about a TPIM Card for MKVI
New Replies:
Ah, the infamous Turbine Protective Interface Module.
It's not a Mark VI card, it's just an...
differential pressure FT for the measurement of water flow
Are there an industry standard for the proper installation of pressure/flow/level/temperature transmitters, specifically in Fosil Power Generation?
New Replies:
What you're looking for is the API Recommended Practice 551....
Bohdan
1. Refer BS 6739(2009)- Code of practice for instrumentation in process control systems:...
By Dan W on 18 September, 2009 - 7:56 pm -
There is indeed an ANSI/ISA standard for fossil plants:
ANSI/ISA-77.70-1994 (R2005)
Formerly...
By Roy Matson on 18 September, 2009 - 4:05 pm -
I think there is an ISA document but most of the engineering houses I have worked with develop...
I have a S7 PLC network with PROFIBUS protocol. There are WinCC HMI PC. How to integrate additional field devices by extending PROFIBUS
New Replies:
By dilip on 21 September, 2009 - 1:42 pm -
David and Rich,
Thanks for your contributions and support. In fact I have now obtained GSD file...
WFI Temp Control with Free-Cooling and Chilled Water
New Replies:
By Dick Compton on 21 September, 2009 - 10:32 am -
I am not sure if I understand.
I did a chilled vs cool city water dual mixing valve application...
from the Instrumentation department...
I want to Know about ABB AC450 & AC160 Advant Control System ?how to check & configure the detailed logic by using different commands/tools.
New Replies:
By Bob on 20 September, 2009 - 9:05 pm -
Hi,
We have created a bootable cd rom that is totally menu driven with over 200 Advant PDF...
I don't think you can upload the program from the controller...
GT Trip on IGV control trouble
New Replies:
By VASANTH on 20 September, 2009 - 12:35 am -
please check diagnostic alarm regarding voting miss match (TCQA /TBCA CARD ERROR), and IGV...
from the Process Automations department...
Installation guide for ACM 12 card in Yokogawa centum cs 3000 DCSStep by step Installation guide for ACM 12 card in Yokogawa centum cs 3000 DCS
GT trip during Fuel Change Over
Could someone tells me about the measurements of trace ammonia analyzer make & model
Tuning the parameters of fuzzy pid controller for set point tracking of nonlinear systems and want to optimize the sum of the mean square error
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