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from the Brain Dump department...
Control.com Post Archive
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?
Power generation equipment control. topic
Posted by praviv on 3 October, 2014 - 1:20 am
Flow measurement
disturbance in flow measurement
Power generation equipment control. topic
Posted by Bill on 3 October, 2014 - 12:04 am
Auto-Synchronizing GE Frame 7EA
What is auto-synch frequency window for GE Frame 7EA
Human-Machine Interface and SCADA. topic
Posted by Ali Shakarami on 2 October, 2014 - 10:23 pm
HMI Communication with SIEMENS PLC
Sending the signal value from GE HMI(CIMPLICITY) to other controler over MODBUS RTU
Engineering and workplace issues. topic
Posted by Robert on 2 October, 2014 - 9:18 am
Ethernet Surges and Transients
Looking to see if anyone has dealt with CAT 5 ethernet surges in a control panel
PLCs and related questions. topic
Posted by Nizam on 1 October, 2014 - 9:01 pm
Allen Bradley Micrologix 1400 PLC Communication with Yokogawa DCS
Allen Bradley Micrologix 1400 PLC Communication with Yokogawa DCS
PLCs and related questions. topic
Posted by Wade on 1 October, 2014 - 5:43 pm
Siemens S5 to ControlLogix Conversion
Translating a Siemens S5 in Statement to Allen-Bradly ControlLogx LAD.
Power generation equipment control. topic
Posted by Kev Magee on 1 October, 2014 - 11:57 am
Rustronic Mk2 Information
Looking for information on Rustronic Mk2 GT controllers
PLCs and related questions. topic
Posted by JustinDee on 1 October, 2014 - 7:49 am
PLC timed sequence
is it possible to stop all TON TOFF timers?
Software, including programming, OS issues, etc. topic
Posted by putrasuha on 30 September, 2014 - 10:25 pm
Foxboro I/A series tutorial
Foxboro tutorial
Power generation equipment control. topic
Posted by karim elrawy on 30 September, 2014 - 1:05 pm
Flow Divider Problem in GE Frame 9e Turbine
Looking for advice on maintaining flow divider in our GE frame 9e turbine
Software, including programming, OS issues, etc. topic
Posted by Sandra on 29 September, 2014 - 8:12 am
General Questions about MODBUS
A few questions about MODBUS protocol
Software, including programming, OS issues, etc. topic
Posted by Marx on 29 September, 2014 - 12:46 am
Open Source PLC Programming Software
I wanted to know what are the best open source PLC Programming software to use
Communications systems and equipment. topic
Posted by Brian on 28 September, 2014 - 9:18 pm
Connectivity and Controller Tags for VB.NET 2012 OPC RSLinx
Setting up connectivity for VB.NET 2012 OPC. How do I list the TAGs in my controller?
Motion control, servos, steppers, etc. topic
Posted by Ravindra K Maheshwari on 28 September, 2014 - 6:16 am
Over-speeding of Slave Motor in Rock Conveying System
Rock coveyor is being driven by Master and slave, two motors in load sharing mode. Slave motor is over-speeding when master gets higher loads.
Sensor technologies. topic
Posted by Pradeep on 28 September, 2014 - 5:16 am
Load cell output mV linearity
Whether load cell output in mV will linearly increment according to weight added to it?
Continuous process industries, DCS questions. topic
Posted by Sakthi Venkatesh on 27 September, 2014 - 5:00 am
Reversing the Range for Level Transmitter While Measuring Level
After calibrating, why we are reversing the range for Level Transmitter while measuring Level?
Power generation equipment control. topic
Posted by MJ on 27 September, 2014 - 3:58 am
Mark-VIe Servers
Functions of Servers provided with Mark-VIe
Communications systems and equipment. topic
Posted by Bhaskar Mittal on 26 September, 2014 - 12:53 pm
RS485 Connnection to DV-6 VE4006P2
Connecting DCS to VFDs on 485 Modbus RTU
Power generation equipment control. topic
Posted by BJM on 26 September, 2014 - 9:13 am
Load Shading System
Looking for detail knowledge on the Load shading system
Power generation equipment control. topic
Posted by Bhavin on 26 September, 2014 - 9:06 am
Governor Control in Speed Control Mode
Islanding problem when grid trips. The case happens only 5 times out of 100, rest everything goes good.
Communications systems and equipment. topic
Posted by Sandra Calvo on 26 September, 2014 - 3:56 am
Master Thesis Guidance With Protocols
Trying to decide which communication protocol is better for the API I am designing for my Master Thesis.
PLCs and related questions. topic
Posted by Amer on 26 September, 2014 - 3:30 am
Contactless Card Reader and PLC
How to connect contactless card reader to PLC?
Power generation equipment control. topic
Posted by Vikrant Makwana on 25 September, 2014 - 5:39 am
How accurate is to calculate energy at 5 second rate
Voltage, current and power factor (per phase), are acquired every 5 seconds. How accurately, can we calculate energy.
Power generation equipment control. topic
Posted by Simon on 25 September, 2014 - 4:21 am
Why Consider Third Party Companies When Retrofitting/Supporting Your Gas Turbine Controls
Why do people who believe that the OEM is the best alternative for off-warranty service & retrofit contracts why?
Human-Machine Interface and SCADA. topic
Posted by cmshelton on 24 September, 2014 - 8:22 pm
Controlling Different Cookers Using Same HMI
control different cookers on each others HMI
Human-Machine Interface and SCADA. topic
Posted by Mark on 24 September, 2014 - 5:01 pm
HMI with Generic Serial Port
Looking for an HMI with a generic serial port that can be controlled via scripting.
Power generation equipment control. topic
Posted by Erwin on 24 September, 2014 - 1:00 pm
Stability of Generators in Isochronous Mode
Why are two or more engines (gen sets) in Isochronous mode without load sharing make the system unstable?
Software, including programming, OS issues, etc. topic
Posted by Abdolazim Hasseli on 24 September, 2014 - 1:45 am
ProSafe-RS, Is It Online Configurable?
Notes when selecting ProSafe-RS as ESD system.
Communications systems and equipment. topic
Posted by Ali on 24 September, 2014 - 1:21 am
Mark-VI Communication with ABB DCS Over OPC
OPC Communication between Mark-VI and ABB Freelance AC800F fails resulting in hanging of all ABB Operator Stations.
Power generation equipment control. topic
Posted by Mohannad on 23 September, 2014 - 11:58 pm
Upgrade Diesel Starter of GE Frame 5 Gas Turbine
upgarde our old deisel starter system of GE frame 5 Gas turbine
Engineering and workplace issues. topic
Posted by Weida on 23 September, 2014 - 11:49 am
AB or Siemens Equivalent Safety Product as Sick's Flexi-Loop
Is there any Allen Bradley or Siemens safety product that has similar modular capbilities as Sick's Flexi-Loop system?
Power generation equipment control. topic
Posted by TexasPower on 23 September, 2014 - 11:22 am
Generator Voltage
What determines how fast the voltage collapses if you remove the field current?
PLCs and related questions. topic
Posted by sensorless on 23 September, 2014 - 4:58 am
Encoder input module in PLC
For a 1700 ppr encoder input, is it necessary to use a High Speed Digital Input module in PLC?
PLCs and related questions. topic
Posted by haroon0023 on 23 September, 2014 - 3:47 am
Synchronizing Two ABB DCS Controllers
One type of status reading of ABB DCS says they are Synchronized, but other says they are 35% in Synchronized.
Power generation equipment control. topic
Posted by Daneezy on 22 September, 2014 - 4:48 pm
Difference Between Standard Combustor and DLN Combustion
Please what is the difference between a standard combustor and a DLN combustion system?
Power generation equipment control. topic
Posted by Sadiq on 22 September, 2014 - 2:27 pm
Gas Turbine Effect on Refrigeration Cycle
How does gas turbine efficiency effect the refrigeration cycle?
Continuous process industries, DCS questions. topic
Posted by Litto on 22 September, 2014 - 2:06 am
Thermocouple Temperature Drops Suddenly
Unexplained temperature drop while process is running
Engineering and workplace issues. topic
Posted by Arosha on 21 September, 2014 - 9:55 am
Emergency Stop Wiring for Multiple Remote ESTOPs
What is the standard to connect multiple remote ESTOPs serially to Estop Monitor Relay
Software, including programming, OS issues, etc. topic
Posted by Andrew on 21 September, 2014 - 7:39 am
Sliding Mode Control - MATLAB
Need help simulating sliding mode controller using MATLAB/SIMULINK
Power generation equipment control. topic
Posted by Daneezy on 20 September, 2014 - 3:53 pm
What Is CEMS Used For?
What is CEMS used for and how does it operate in Power Generation gas turbines (GE Frame 9e)?
Software, including programming, OS issues, etc. topic
Posted by Ajay Waghmare on 20 September, 2014 - 3:44 am
Enable Register Read in LabView
When reading registers in MODBUS using LabViewm, how do I read data from registers at addresses 43XXX?
Communications systems and equipment. topic
Posted by Beavis Cleavis on 19 September, 2014 - 1:07 pm
Non-Isolated and Isolated Modbus Slaves on Bus
Bus contains isolated and non-isolated slaves. Considerations when connecting everything together?
Continuous process industries, DCS questions. topic
Posted by Kevin Williams on 18 September, 2014 - 12:27 pm
WDFP QLC Card Download
Problem downloading to QLC card with LC Loader
Power generation equipment control. topic
Posted by Ivan on 18 September, 2014 - 11:18 am
Mark V Diagnostic Alarms
Mark V TMR control panel, MS5001P, Diagnostic Alarms
PLCs and related questions. topic
Posted by Psahu on 18 September, 2014 - 10:49 am
Information regarding tag in Control logix over Ethernet/IP
Are controller tag details for control logix is available on ethernet/IP? Using 1756-EN2T module in controller chassis for communication.
Power generation equipment control. topic
Posted by Mk6TA on 18 September, 2014 - 8:31 am
Frame 9e Bearing Drawings
Bearing #1 drawings for a GE Frame 9e are missing.
Communications systems and equipment. topic
Posted by Cris on 17 September, 2014 - 2:27 pm
PROSOFT MVI56-MNET Slave Response Time
PROSOFT MVI56-MNET communication response time and performance
Communications systems and equipment. topic
Posted by Psahu on 17 September, 2014 - 10:20 am
Communication Between Control Logix and Centum VP Using Ethernet/IP
Communication not getting established between Yokogawa (ALE-111) and Control logix using Ethernet/IP.
Power generation equipment control. topic
Posted by Alex on 17 September, 2014 - 3:07 am
Gas Turbine Rachet/Starting Problems
After trip found SSS clutch calibrated bolts broken
PLCs and related questions. topic
Posted by Khalid Ur Rehman on 16 September, 2014 - 12:36 pm
Upgrading Yokogawa CS3000 R3 DCS
Our existing DCS is only compliant with Windows XP HMI's having Vnet communication. What is the best way to upgrade the system for compliance with Windows-7 and having Vnet/IP communication?
PLCs and related questions. topic
Posted by visitor on 16 September, 2014 - 7:29 am
TSX Premium PLC Problem
Telemecanique TSX Premium PLC unstable operation
Information resources, documentation. topic
Posted by timalg on 16 September, 2014 - 2:31 am
Emerson Delta V Training
Looking for online training of Delta V Emerson
PLCs and related questions. topic
Posted by Ariel on 15 September, 2014 - 2:45 pm
Yokogawa DCS Analog Module AAI143
Difference between analog mA value and their correspondent raw value.
PLCs and related questions. topic
Posted by Chris IWO on 14 September, 2014 - 10:56 pm
Proficy Machine Edition 8.0
Proficy Machine Edtion 8.0 and 8.5
Communications systems and equipment. topic
Posted by connected on 14 September, 2014 - 2:31 pm
Power Meter Destroys Modbus RTU Bus Communication?
Problem with SCADA system that supervises electrical power flow for a residential building. Connected with Modbus RTU over RS485 daisy-chained 2-wire. The communication on the bus seems to be destroyed with Schneider PM750 connected.
Power generation equipment control. topic
Posted by Dan on 14 September, 2014 - 9:37 am
Removing Flow Divider Instrumentation on GE 7EA Turbine
GE 7EA turbine, will removing flow divider instrumentation affect operation on Fuel Gas, Mark IV Startup Lockout?
Motion control, servos, steppers, etc. topic
Posted by Pele1 on 14 September, 2014 - 8:44 am
Wafers Handling Robotics Arms
Questions about robotics arms and the accuracy requirements in manufacturing
PLCs and related questions. topic
Posted by rbhadani on 14 September, 2014 - 5:39 am
Communication between Triconex PLC and Matrikon OPC Server Using TCM Module
Issue with Communication between Triconex PLC for SOE and Matrikon OPC server using TCM Module
Power generation equipment control. topic
Posted by Fazle Hassan on 13 September, 2014 - 11:36 am
Generator Maintenance
The generator tripped due to earth fault. We found some particles which defected the stator bar shorted to core. Now the surface of core is also damaged.
Power generation equipment control. topic
Posted by Tracy on 13 September, 2014 - 8:01 am
Power Plant Performance
What are the important process parameters for power plant performance?
Power generation equipment control. topic
Posted by Mohammad Kashif on 13 September, 2014 - 5:03 am
Fluid Variable Speed Drive Hunting
Hunting problem in scoop of Voith Geared Variable Speed Coupling R 18 K 500 M
Communications systems and equipment. topic
Posted by Jiftim on 12 September, 2014 - 2:15 pm
TDC 3000 Remote Station Hanging
Remote Honeywell ES-T hangs with the RPS kit. Is it possible to extend the LCN using fiber without using obsolete Honeywell equipment?
Power generation equipment control. topic
Posted by paru on 12 September, 2014 - 12:34 pm
Different Parameters on Siemens 7SJ6005 Relays
Why are some of the parameters in new Siemens 7SJ6005 relay missing or different from relay model with the same part number?
PLCs and related questions. topic
Posted by Mihir Ramkrishna on 12 September, 2014 - 12:45 am
Voltage Levels in DO Cards of PLC
Which DO cards are better from the Reliability perspective - cards 24 VDC or cards that give 110 VAC?
Sensor technologies. topic
Posted by farid on 11 September, 2014 - 10:13 pm
Bently Nevada 1900/65A Equipment Monitor Input Problem
Vendor converts input signal before 1900/65A and convert back to same signal at the output
Human-Machine Interface and SCADA. topic
Posted by jackson on 11 September, 2014 - 1:07 pm
ABB CP430T HMI
Setting up a trends (graph) in ABB CP430T HMI
Power generation equipment control. topic
Posted by suryapadhu on 11 September, 2014 - 12:01 pm
AVR Functioning and MVAR control
AVR Functioning and MVAR control for Gas and Steam turbines
Communications systems and equipment. topic
Posted by Paul on 11 September, 2014 - 11:28 am
RSLinx issue in VMWare WIn 7 32 bit VM
I can do a serial upload and download but I cannot go online with RSLogix 500 inside a VM running WIn 7 32 bit
Human-Machine Interface and SCADA. topic
Posted by VM on 11 September, 2014 - 8:25 am
Mark V Signal Scaling in HMI
Exciter signals gain in mark V
Sensor technologies. topic
Posted by sandeep on 11 September, 2014 - 6:27 am
ABB Flowmeter -Flow Data Is Less
flow meter data is less compared to other flowmeters
Software, including programming, OS issues, etc. topic
Posted by Anurag Purohit on 11 September, 2014 - 2:55 am
Concept 2.6 Compatiblity Issue
Running windows 8.1 64bit OS and have a concept 2.6 compatibility issue.
PLCs and related questions. topic
Posted by Syed Waqar Azeem on 11 September, 2014 - 1:05 am
Siemens S5 CPU 922 Run and Stop LED Do Not Turn ON
Run and Stop LED on front of Siemens S5 922 CPU doesn't turn ON on powering of rack. Only BASP LED on front of CPU is turned ON.
Sensor technologies. topic
Posted by duks on 10 September, 2014 - 3:17 pm
Gas Chromo readings
Retention time of gas chromo
Sensor technologies. topic
Posted by rosemount on 10 September, 2014 - 2:20 pm
Level Transmitter on Condensate Drum
Erratic reading for level transmitter on condensate drum
Power generation equipment control. topic
Posted by CB on 10 September, 2014 - 10:46 am
Power Factor on LV/HV Sides of a Transformer
how to analyse the power factor of a system across a transformer
Power generation equipment control. topic
Posted by Neo on 10 September, 2014 - 10:27 am
When Will 88CR start?
GT start up sequence, when will 88CR get started?
Continuous process industries, DCS questions. topic
Posted by Rama on 10 September, 2014 - 5:57 am
How To Read an Instrument Loop Diagram
Understanding an instrument loop diagram
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