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from the Brain Dump department...
Control.com Post Archive
Continuous process industries, DCS questions. topic
Posted by OZI Guy on 30 October, 2014 - 5:37 pm
Maximum uncertainty When the Recommended Straight Run for an Orifice Plate Flow Measurement Is Not Observed?
Is there a published work about expected maximum uncertainty if the recommended straight run for an orifice plate flow measurement is not observed?
Human-Machine Interface and SCADA. topic
Posted by ghate vinod on 30 October, 2014 - 12:04 pm
E1063 Mirror Image View
Messung/Mitsubishi HMI E1063 mirror view of graphics
Information resources, documentation. topic
Posted by Dave on 30 October, 2014 - 7:54 am
Instrument Learning Materials?
New instrument engineer, could use some help!
Continuous process industries, DCS questions. topic
Posted by Nasser on 30 October, 2014 - 3:23 am
Blockage in Impulse Lines/ Filling Glycol
What is the best practice when you have blockage in impulse lines for flow transmitter how can clear the blockage?
what is the best equipment to fill glycol in level dp cell in both H & L sides?
Sensor technologies. topic
Posted by helen on 29 October, 2014 - 11:06 pm
Radar Level Transmitter in Fiber Board Factory
Is radar level transmitter suitable for fiber board factory?
Power generation equipment control. topic
Posted by Sreesankar J on 29 October, 2014 - 3:18 am
Thermal Efficiency Improvement of a Combined Cycle Power Plant
Thermal Efficiency Improvement of a Combined cycle power plant by absorbing excess Flue gas temperature without altering any design parameters.
Engineering and workplace issues. topic
Posted by gautam on 29 October, 2014 - 1:17 am
Grounding Current Transformers
Need for grounding of secondary terminal of current transformer.
Engineering and workplace issues. topic
Posted by VINNY on 29 October, 2014 - 12:50 am
Why IRP Used for Interface Between DCS and MCC
Why is an IRP panel is used between DCS and MCC?
Engineering and workplace issues. topic
Posted by Josh on 28 October, 2014 - 11:58 pm
Cathodic Protection DC Cable and Instrument Cable in Same Tray
The consequence to run cathodic protection DC cable and instrument cable (most 24 VDC) cable in same cable tray.
Application Questions and Problems topic
Posted by John Correa on 28 October, 2014 - 10:55 pm
Useful Instruments for Locating Electrical Faults
Are there some useful technician instruments for finding faults in electrical equipment
PLCs and related questions. topic
Posted by Chris on 28 October, 2014 - 8:31 pm
Issue with a Siemens 331 AI card
Experiencing an issue with an output on an AI card. Have a valid analog signal from the field device to the remote I/O PLC, but nothing from there to the control PLC.
Information resources, documentation. topic
Posted by Bob on 28 October, 2014 - 10:31 am
Speaker Strobe for Class 2 Div 1 Rated Area
Explosion proof/dust proof equipment needs
Communications systems and equipment. topic
Posted by Haseeb on 27 October, 2014 - 5:50 am
Control Networks
Feasibility of avionics network AFDX in industrial automation solutions where networks like EtherCat is used.
Engineering and workplace issues. topic
Posted by RAJESH on 26 October, 2014 - 4:50 pm
Grounding Problem in Siemens DCS
In DCS panel the resistance measured between power earth and signal earth vary from 24 ohm to 160 ohm in different panels.
Local and wide area networking in factory automation. topic
Posted by JIMMY SALDIVIAS on 26 October, 2014 - 10:29 am
MODBUS Radio Network
How many radio receivers do I need in a MODBUS EIA-485 network using VERIS H8830?
Information resources, documentation. topic
Posted by Qasem on 26 October, 2014 - 8:10 am
Electric Motor Driven Actuator
Actuated valve in remote location where no instrument air availability.
Communications systems and equipment. topic
Posted by mohanad on 26 October, 2014 - 1:48 am
Sending a Signal from MKV to Emerson DCS Via MODBUS
I want to send a signal via MODBUS to Emerson DCS
Power generation equipment control. topic
Posted by C. Reihl on 25 October, 2014 - 7:52 pm
Steam turbine shutdown
What is the proper sequence for shutting down a combined cycle plant? Gas turbine or Steam Turbine first?
PLCs and related questions. topic
Posted by Mr. Samar on 25 October, 2014 - 2:53 am
Analog Input Cards for Programmable Logic Controller.
PLC card - High Channel density drawbacks.
Motion control, servos, steppers, etc. topic
Posted by Jess on 24 October, 2014 - 9:06 pm
GE2000 Drive Fault
GE2000 Drive Aux Fault 4-Generic Pointable Fault.
Human-Machine Interface and SCADA. topic
Posted by ih on 24 October, 2014 - 7:56 pm
Thoughts on High Performance HMI
How to implement the ideas in the book "The High Performance HMI" without meddling in code layer?
Power generation equipment control. topic
Posted by Controm on 24 October, 2014 - 7:23 pm
Communication Issue Between CRMs_SVR and BOP Controller
At CRM1/2_SVR we read DCS data in Toolbox ST but not in Cimplicity. What can be the cause?
Sensor technologies. topic
Posted by Juan Pardo on 24 October, 2014 - 5:20 pm
Flow Measurement Using Load Cells
Measuring the flow coming out of a vessel using only a load cell to control a valve.
Software, including programming, OS issues, etc. topic
Posted by SC on 24 October, 2014 - 3:00 am
Improving Polling for Communication Protocol
Polling method efficiency.
PLCs and related questions. topic
Posted by Curt Wuollet on 23 October, 2014 - 3:21 pm
Modicon and SoMachine Advice Needed
Need to find a reasonable means of getting to know SoMachine.
Application Questions and Problems topic
Posted by richtad on 23 October, 2014 - 9:24 am
Using a Linear Actuator
Using a 12v linear actuator to raise and lower my router mounted in a router table
Power generation equipment control. topic
Posted by Jotang84 on 22 October, 2014 - 8:10 pm
GE MS-6Fa Operations
How does generator control modes (Voltage,PF and Var) works and affects generator operations.
Engineering and workplace issues. topic
Posted by Gustavo Borda on 22 October, 2014 - 4:28 pm
Standard Recipes Designation ID
Is there any rule to designate a process recipes (IDs)?
Power generation equipment control. topic
Posted by G.Rajesh on 22 October, 2014 - 12:33 pm
Mark V A6 state
Mark V <C> at A6 state after modify and download IO.ASS and IOCFG
Engineering and workplace issues. topic
Posted by xyz on 21 October, 2014 - 6:28 pm
Control Valve Fail Action
control valve fail action discussion
Motion control, servos, steppers, etc. topic
Posted by Ben Herston on 21 October, 2014 - 5:54 pm
Programming for Modicon Bridge/Mux BM85S485
I need assistance in programming a Modicon Bridge/Mux BM85S485. The product is obsolete, and Schneider no longer provides technical support.
Engineering and workplace issues. topic
Posted by Phantush on 21 October, 2014 - 3:28 pm
Convert RMS voltage to Analog signal + Per Unit
Convert RMS voltage to Analog signal + Per Unit
Sensor technologies. topic
Posted by Rich on 21 October, 2014 - 3:28 pm
Experiences Using Flow Meters From Flow Technology
Looking for feedback on flow meters and flow computers from Flow Technology Inc
Continuous process industries, DCS questions. topic
Posted by Jack P on 21 October, 2014 - 11:20 am
Bailey ABB IMMFP01 - 02 NVRAM Replacement
Has anyone successfully replaced the SVRAM chips in the Bailey Processor modules?
Continuous process industries, DCS questions. topic
Posted by ANWESHA on 21 October, 2014 - 7:56 am
Yokogawa Batch Programming Download Error
Error while trying to download a recipe on the batch process of yokogawa centum cs3000 software. Error says - "BATCH AUTO DOWNLOAD ERROR Gr.01 01-0008 No.00 Code 5427".
PLCs and related questions. topic
Posted by marinus on 21 October, 2014 - 5:58 am
Converting a HoneyWell PLC Program
Convert a PLC Program from HoneyWell to Schneider Electric
Power generation equipment control. topic
Posted by Ajiit on 20 October, 2014 - 1:39 pm
Electrical Rotating Equipment Training
Where or how do I find or start training to become a technician for turbines, generators, etc.?
Communications systems and equipment. topic
Posted by David on 20 October, 2014 - 11:26 am
Allen-Bradley Ethernet to Fanuc CNC
Communicating to Fanuc CNC controller from Allen-Bradley Compact Logix???
Communications systems and equipment. topic
Posted by cherrypi on 20 October, 2014 - 3:38 am
RS485 to Analog Input Conversion
Is it possible to convert (multiple) readings being transmitted through RS-485 communication to analog signals?
Power generation equipment control. topic
Posted by Neo on 19 October, 2014 - 8:02 am
Gas Turbine control - Hardware Part Trip of L4
When Hardware causes the trip of L4
Continuous process industries, DCS questions. topic
Posted by Jrgen Rose on 19 October, 2014 - 7:38 am
Map of Industrial Control Systems on the Internet
Power Plants on the Internet? Really? The latest research that generated the map is being presented at the 4SICS conference in Stockholm.
Sensor technologies. topic
Posted by tornatech on 18 October, 2014 - 2:36 am
Calibration Pressure
i need to make setting to pressure in jockey pump controller
Engineering and workplace issues. topic
Posted by charz on 18 October, 2014 - 2:35 am
Capacitor Fuse Blowing
What is the current flowing when one fuse blows in a three phase star connected capacitor bank?
Power generation equipment control. topic
Posted by Zouhen on 17 October, 2014 - 5:19 pm
High pressure turbine bypass system
During Turbine Low vacuum Trip what is the position of high pressure turbine bypass control valve
Power generation equipment control. topic
Posted by Amrit Pandey on 17 October, 2014 - 4:55 pm
Transformer Differential Relay Protection during Open-Phase
Transformer Differential Relay Protection during Open-Phase. Possibility of the relay to trip during line to ground fault or open conductor outside the zone of the differential scheme?
Communications systems and equipment. topic
Posted by Rodger on 17 October, 2014 - 1:38 am
SLC500 Communications with Unitronics PLC
Setting up communications between a Unitronics PLC and SLC 500 PLC
Power generation equipment control. topic
Posted by 8784597 on 16 October, 2014 - 4:28 pm
Changing SRV Valve setting
I need help to change the set point for SRV open position.
Motion control, servos, steppers, etc. topic
Posted by Jeremy Ross on 16 October, 2014 - 2:25 pm
Rotary Die Cutter Help
Looking for help on an application.
Engineering and workplace issues. topic
Posted by instruguy on 16 October, 2014 - 2:19 pm
Orifice plate tapping -Flange or D, D/2
Which type of orifice tapping - Flange or D, D/2 works best for larger pipes?
PLCs and related questions. topic
Posted by angel rangel on 16 October, 2014 - 9:17 am
No Communication with GE Fanuc 90-30
does anybody have ever had troubles with communications with GE PLC Fanuc 90-30?
Power generation equipment control. topic
Posted by Napster225 on 16 October, 2014 - 7:55 am
Westinghouse W251B11 wet compression
Power augmentation by direct wet compression on W251B11 gas turbines
Software, including programming, OS issues, etc. topic
Posted by MikeAtCalidus on 16 October, 2014 - 5:50 am
How Strictly Should the MODBUS Addressing and Data Models Be Followed?
How flexible can the Addressing and Data Models be with regard to the width and alignment of objects accessed through read/write register functions?
Power generation equipment control. topic
Posted by zouhen on 16 October, 2014 - 12:44 am
Steam Turbine MSV/GV Servo Valve
Turbine MSV Main stop valve and GV governing servo valve were damaged and lose functionality in the same period.
PLCs and related questions. topic
Posted by Cau on 15 October, 2014 - 4:10 pm
Connecting an Analog I/O Module to a Delta PLC
Having problems connecting an analog I/O module to my Delta PLC
Human-Machine Interface and SCADA. topic
Posted by Steven Smith on 15 October, 2014 - 2:15 pm
HMI w/ movable icons
Looking for an HMI solution that allows users to drag icons.
Power generation equipment control. topic
Posted by WAC on 15 October, 2014 - 6:43 am
Second Stage Nozzle Control Failure
Having nozzle control problem after replacing
Human-Machine Interface and SCADA. topic
Posted by Stavros on 15 October, 2014 - 3:13 am
Wincc 7.2 Connection to Database
Is there a C-script or VB-script for connecting to Oracle database
Continuous process industries, DCS questions. topic
Posted by Ankur Gajjar on 15 October, 2014 - 2:51 am
Calibration problem with ABB TZIDC positioner
Auto adjust of ABB TZIDC positioner stops in calibration mode with "timeout" error!
Software, including programming, OS issues, etc. topic
Posted by Kevin Fan on 14 October, 2014 - 10:18 pm
Maximun nodes of Modbus
What are the maximum nodes and cycle time of Modbus TCP and Modbus RTU on RS485?
Sensor technologies. topic
Posted by Bong on 14 October, 2014 - 9:16 pm
Interface Level Measurement
Measuring interface level for drum boots level
PLCs and related questions. topic
Posted by Krishna on 14 October, 2014 - 9:30 am
S7 Communication with Libnodave Lib
Looking for a way to Access data from PLC - CPU S7 300 series DB to Our own VB.Net Application through libnodave Lib.
PLCs and related questions. topic
Posted by Rodney Cox on 14 October, 2014 - 3:44 am
PLC Data Access Using OPC
I need help finding resources to help me develop OPC data access to record data to my database. I'm an information systems student new to PLCs and cannot find the necessary resources.
Engineering and workplace issues. topic
Posted by Arafath Ali on 13 October, 2014 - 2:20 pm
Reinstallation of an Orifice Plate in a Pipeline.
How to reinstall an orifice plate in a pipeline after the information regarding the HP and LP side is lost?
The Business of Automation and Control topic
Posted by Bob Peterson on 13 October, 2014 - 2:01 pm
ISA acquires automation.com
What do others think about ISA acquiring Automation.com?
Communications systems and equipment. topic
Posted by Rushi Shroff on 13 October, 2014 - 12:58 pm
Importance of RF in Automation engineering
Should I study RF SYSTEM DESIGN FOR WIRELESS COMMUNICATIONS in depth for Industrial Automation?
Power generation equipment control. topic
Posted by Jim Crown on 13 October, 2014 - 12:12 pm
9FA and DLN 2.6+ Combustors
Looking for information about dual fuel service for DLN combustors
Power generation equipment control. topic
Posted by Any on 13 October, 2014 - 6:29 am
How to Calibrate the Gas Turbine Vibration Sensors
How to calibrate the vibration sensors after removing them before major gas turbine overhaul
Programming languages. topic
Posted by PLC_EIC_Bloke on 12 October, 2014 - 8:07 pm
Modbus TCP / IP Query
Setting up Modbus TCP/IP with a single slave and no unit ID
Computers in manufacturing; also hardware discussion. topic
Posted by DT99 on 12 October, 2014 - 4:55 pm
Line Monitoring
Looking for some basic information about line monitoring
Power generation equipment control. topic
Posted by vignesh on 12 October, 2014 - 5:46 am
Gas Turbine CEMS Operating Parameters
Operating parameters for monitoring gas emissions for gas turbine
Power generation equipment control. topic
Posted by vignesh on 12 October, 2014 - 5:34 am
Changing Careers from Gas Turbine to Combined Cycle Operator
How do I change my career from a gas turbine operator to a combined cycle operator?
Application Questions and Problems topic
Posted by geoff on 11 October, 2014 - 12:20 pm
Push In Jumpers for Terminal Blocks
Do push-In terminal block jumpers hold up under vibration?
Power generation equipment control. topic
Posted by mohanad on 11 October, 2014 - 7:59 am
Rotating 65fp Fuel Servo
Problem with liquid fuel valve opening while unit is running on gas fuel
Application Questions and Problems topic
Posted by Stumped on 10 October, 2014 - 4:19 pm
Pump Running Indication on Control Circuit
How can I properly wire my pump panel to show that when the pump is actually running I get an indicator on my PLC/HMI.
Power generation equipment control. topic
Posted by abdi on 10 October, 2014 - 6:00 am
Set Point for Changing Hydraulic Oil Filter
Difference between catalog recommendation for changing hydraulic oil filter and control system switch
Engineering and workplace issues. topic
Posted by ahamednivas on 10 October, 2014 - 5:58 am
Measuring Principle of Field Instruments
Regarding the selection of Instruments and its measuring principle
Power generation equipment control. topic
Posted by abdi on 10 October, 2014 - 2:15 am
Purge Pressure
low purge pressure for liquid fuel nozzle
Power generation equipment control. topic
Posted by Gary on 9 October, 2014 - 2:28 pm
Tubing and Piping
Any differences about the size standard for piping and Tubing?
PLCs and related questions. topic
Posted by zain on 9 October, 2014 - 1:37 pm
Information about Allen Bradley PLC SLC Adapter module
Meaning of error L31 and E51 on Allen Bradley PLC SLC Remote Adapter I/O module ASB
Communications systems and equipment. topic
Posted by Curt Wuollet on 8 October, 2014 - 11:23 pm
Re: Modbus RTU with Star Topology
Does the Modbus RTU work with a star topology?
Power generation equipment control. topic
Posted by George on 8 October, 2014 - 10:24 pm
DCS Control of Power Plants
Scope of DCS programming in a Power Plant
Power generation equipment control. topic
Posted by Martin Crummy on 8 October, 2014 - 3:08 pm
Reverse Power Problems
Reverse power of Engine 1 when syncing in MSB bus-tie
Engineering and workplace issues. topic
Posted by karim elrawy on 8 October, 2014 - 11:28 am
Oil from Exciter
We have oil leaks from the exciter and we drained it but we don't know what this problem is
Engineering and workplace issues. topic
Posted by humble3 on 8 October, 2014 - 10:17 am
Main Lube Oil Bearing Header Pressure Low on GE F9
Lately we discovered that in one of our frame 9 GT, the bearing header pressure gives different value for the different pumps
Engineering and workplace issues. topic
Posted by Shilton on 8 October, 2014 - 5:11 am
Gas Turbine Momentary Torque / Short Circuit Torque (F-5001)
An estimate or rule of thumb for the momentary torque / short circuit torque at the F-5 Compressor Rotor Forward Stub shaft
Communications systems and equipment. topic
Posted by JulienN on 8 October, 2014 - 3:42 am
Modbus RTU with Star Topology
Does the Modbus RTU work with a star topology?
Software, including programming, OS issues, etc. topic
Posted by Tom Stone on 7 October, 2014 - 5:45 pm
Retrieving data from Instep eDNA database
Confused by timestamps returned from eDNA for hourly and minute level data.
Software, including programming, OS issues, etc. topic
Posted by arun on 7 October, 2014 - 8:41 am
Niagara report
How to have an excel report with Niagara?
Power generation equipment control. topic
Posted by George on 7 October, 2014 - 6:49 am
Gas Turbine First Fire
Pre-startup activities and sequence for first fire of GT.
Engineering and workplace issues. topic
Posted by mouhanad on 7 October, 2014 - 6:44 am
Liquid Fuel
Liquid fuel valve is very little opened while the unit is working on gas
Motion control, servos, steppers, etc. topic
Posted by Mikey on 7 October, 2014 - 5:41 am
Modbus TCP/IP
Developing Modbus TCP/IP on RX63NB board with DP83620 as PHY layer interface.
Power generation equipment control. topic
Posted by Erwin on 7 October, 2014 - 5:28 am
Avoiding Overspeed by Loss of the Full Load
Avoiding overspeed by loss of the full load.
PLCs and related questions. topic
Posted by Mr. James on 6 October, 2014 - 2:37 am
PLCs for Beginners
I need to learn how to operate and use PLCs
Engineering and workplace issues. topic
Posted by Ster_pan on 5 October, 2014 - 8:40 am
Simode with frequency drive
Operation of a frequency converter with a simoceode unit upstream
Power generation equipment control. topic
Posted by Flowing Waterfalls on 5 October, 2014 - 6:18 am
Generator autosychroniser
Can anyone provide details Siemens 7VE2 electronic paralleling device
Power generation equipment control. topic
Posted by GE mark vi on 4 October, 2014 - 6:24 am
Startup Gas Turbine
Is there is any provision for startup gas turbine with external pushbutton (aux.PB)
Engineering and workplace issues. topic
Posted by Ervin Galera on 4 October, 2014 - 6:10 am
Degassing a Generator
what would be the preferred method
Continuous process industries, DCS questions. topic
Posted by Kun Nguyen on 3 October, 2014 - 10:30 pm
Adaptive Resonance Theorem
Application of Adaptive Resonance Theorem (ART) in fault detection of plant instrumentation?
Human-Machine Interface and SCADA. topic
Posted by Chris on 3 October, 2014 - 4:23 pm
Panelview 300 Micro
How to take apart a panelview 300 mirco 2711-M3A18L1
Human-Machine Interface and SCADA. topic
Posted by EG on 3 October, 2014 - 3:19 am
Fast Alarms Between PLC and HMI
How can we make an hmi operator panel detect fast alarms?
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