Control Philosophy for Input and Output
Real time control for sludge thickening
Gas flow rate measurement for a wellhead separator
For flow measurement of gas, is the flowmeter normally upstream or downstream of the pressure control valve?
Naphtha Tank Level Variation w.r.t Day and Night
Naphtha Tank Level Variation w.r.t Day & Night
By d on 14 May, 2019 - 7:31 am
Good call, >>It is also observed that during night the level increases >>(from...
By d on 8 May, 2019 - 12:33 pm
With ambients of 47C, in bright sun, exposed transmitter will experience 75-80C temperatures, that...
By d on 30 April, 2019 - 11:23 am
A followup query: what is the ambient temp? Some of the high ambients with extreme solar, may...
By d on 30 April, 2019 - 6:03 am
The tank temp is the one of major influence. What is the Level Range and estimated fluid...
Software needed for communication
Freely available BACnet browser?
Does anyone know of a freely available BACnet browser
By Robert on 13 May, 2019 - 12:56 pm
Hi, > Does anyone know of a freely available BACnet browser? Yes Inneasoft BACnet...
Modbus TCP with OMRON E5EC
How to get the OMRON controller address to read/write
Difference Between Honeywell Plant Cruise By Experion and Experion PKS DCS system?
By HJ on 1 May, 2019 - 12:56 pm
The Esperion Plant Cruise in cheaper, but it is limited in redundant equipment. If you need...
MKVIe Ground Detected Above 3300 RPM
L64D ground alarm above 3300 RPM on 7FA MKVIe control system
calibration of weighing system
what should be the right proceedure of calibaration.
By Abhilash on 28 April, 2019 - 6:51 am
Is the Hardware Calibration Using Test Weights with Material Build up method described here...
Sinamics v20 f2 Fault (Overvoltage) While Running
Overvoltage fault during running on 1/2 HP fan with Siemens v20.
By Ash on 22 April, 2019 - 7:08 am
I have the same issue. The P210 is for voltage rated. I already set 480V but it still happened. ...
BAILEY INFI90 DCS obsolescence
By matifou on 21 April, 2019 - 11:40 am
hi Raymund, Thank you very much for your time. My email is dellpc1789(a)gmail.com. I look...
By Raymundo D. Balderas on 16 April, 2019 - 11:22 pm
Hi out there: Infi90 in a very powerful DCS, althought it is in its classic phase it is not at...
Need a good way to measure the quality (dryness fraction) of saturated steam going into a hospital sterilizer.
By d on 20 April, 2019 - 9:12 am
Agreed on the technical definition of saturated steam, but the issue is a matter of "dryness...
By d on 19 April, 2019 - 8:43 am
As long as you have a properly calibrated temperature sensor in the incoming steam, the amount of...
Submersible Hydrostatic Pressure Level Sensor: the best solution of static pressure level measurement
Submersible hydrostatic pressure level transducer uses a pressure level sensor of 316L stainless steel housing and MEAS TE diffusion silicon core as the signal measuring component
Combined Cycle Power Plant Start Up
Controlling Vertical Type HRSG's HP drum metal temperature during start up with GE Frame-9E Dual Fuel standard combustion Gas Turbine.
Air Extraction from Compressor Discharge
Cooling of extracted air from compressor discharge.
By Ramses GC on 9 April, 2019 - 4:44 am
Greetings, At the company where I work we have a 501G SIEMENS, and we are interested in...
Effect of Mass Flow Rate when using Orifice Plate
What would the effect on the mass flow rate be if a measurement orifice plate was added to the pipeline?
Removing Measurement Orifice Plates to Stop Restrictions in Pipeline
Question About Removing Measurement Orifice Plates to Stop Restrictions in Pipeline
By d on 29 March, 2019 - 4:17 pm
Unless you have pressure losses exceeding a few percent of the line pressure, it is minimal flow...
Website for online instrumentation training
When Do I Need Y-Pattern Needle Valve?
I want to purchase needle valves as a replacement for built-in needle valves (Y Pattern).
By d on 4 April, 2019 - 11:15 am
Fully familiar with angle pattern valving in pressure piping, but angle pattern needle valves are a...
By d on 3 April, 2019 - 4:22 pm
the term "Y pattern" is certainly not in common usage, so you need to better identify the...
By d on 29 March, 2019 - 9:34 am
If the valve is part of the instrument, you need to consult the supplier literature. If a shut-off...
Blind Spot of Non-contact Ultrasonic Level Sensing
Regarding the dead zone that occurs in the use of the non-contact ultrasonic level sensing.
Slurry Density Measurement
Are there reliable alternatives available to measuring slurry density except for the Gamma radiation method?
Mark V to MarkVIe Migration
Process Historian: PI Vs PHD
Does anyone have a latest comparison of Process Historian systems, PI versus PHD? List of Advantages/Challenges.
Fluid Batching Application
Water batching process control solution which will have a batch counter (E+H RA33), Control Valve, and E+H Flowmeter (Picomag)