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2
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Frame 7EA High Gas Flow
Posted by Justin on 31 May, 2012 - 11:27 am
Post Outage gas flow on our 7EA has increased 10%.
4
replies
GE LM6000 PC Sprint Exhaust Temp
Posted by Kevin Arnold on 31 May, 2012 - 6:48 am
Exhaust temperature variation at different load conditions
All about Sensors
Posted by syurish on 31 May, 2012 - 6:26 am
IFSA Newsletter online
Yokogawa CS 3000/VP Maintenance Practices
Posted by Shibin on 31 May, 2012 - 1:51 am
Maintenance practices / Trouble shooting for Yokogawa CS 3000/VP
2
replies
Chemical flow control questions
Posted by Maurice442 on 30 May, 2012 - 2:11 pm
Chemical metering question
C3-Ilex ied Mapping
Posted by Amos on 30 May, 2012 - 11:02 am
IED mapping with dnp protocol
8
replies
Siemens TMR vs Mark V/Woodward TMR
Posted by Martin on 30 May, 2012 - 8:11 am
Comparison of Siemens TMR vs Mark-V/Woodward TMR
what will happen if gas turbine will run on low suction
Posted by khan on 30 May, 2012 - 5:39 am
what will happen if gas turbine will run on low suction or if we will bypass the low suction alarm?
1
reply
Ge 90-30 cpu 363 modbus connection with Beijer A12
Posted by will on 29 May, 2012 - 9:57 pm
Failure to connect a Ge 90-30 cpu 363 to a Beijer Qterm A12 HMI over Modbus rtu.
8
replies
AB CompactLogix, Kinetix, PanelViewPlus on Ethernet
Posted by Robert Toth on 29 May, 2012 - 7:35 pm
Looking for an RSLogix 5000 (mini) ladder logic sample to tune, home, jog, index a Kinetix 300 drive, controlled by CompactLogix.
4
replies
Effluent Gasket Damage problem
Posted by mis on 29 May, 2012 - 11:42 am
Problem in furnace oil treatment plant (centrifuge/separator) effluent gasket damage again and again.
6
replies
Solartron 7835 troubleshooting
Posted by pipelinetech83 on 29 May, 2012 - 10:48 am
Densitometer working fine for all products except diesel fuel. Looking for ideas on where to trouble shoot.
3
replies
Boiler load control: Header pressure or steam flow
Posted by Naji on 29 May, 2012 - 9:44 am
What determines the set point for boiler-turbine loads!!
7
replies
IGV Hunting
Posted by ashiq on 29 May, 2012 - 1:02 am
GT in partial TETC mode and IGV Hunting
2
replies
Production line automation
Posted by Tiago on 28 May, 2012 - 11:13 pm
Strategy to develop a automation project.
3
replies
Mark 5 <I> time sync
Posted by pakratt on 28 May, 2012 - 8:25 pm
attempting to hook up time sync on mark 5
1
reply
Most Used Autocad engineering?
Posted by Noah Simons on 28 May, 2012 - 6:53 pm
Autocad used most often?
2
replies
Siemens S7-1200 Modbus
Posted by Darek on 28 May, 2012 - 9:05 am
S7-1200 Modbus protocol implementation
7
replies
Error when running Mark V !
Posted by nguyentrongcong on 28 May, 2012 - 2:54 am
when i running Mark v program,it have error...
Why temperatures at thrust bearings are higher than those at radial bearings on same shaft
Posted by khan on 27 May, 2012 - 11:06 pm
Why temperatures at thrust bearings are higher than those at radial bearings on same shaft?
2
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Why HT motor's Shaft are grounded
Posted by Santanu Das on 27 May, 2012 - 9:02 am
Please explain why our HT (High Tension or High voltage) motor's shaft and our 300mw Alternator's exciter bearing are being grounded
3
replies
Schneider RM4TUO2 Under Voltage Relay
Posted by RIAZ on 27 May, 2012 - 8:28 am
Does Schneider RM4TUO2 under voltage relay allow the voltage to enter into the circuit and after that does it will trip the circuit when it senses the required voltage in the set point of UVR?
Drum level measurement
Posted by Naj on 27 May, 2012 - 1:38 am
correlations for drum level correction
4
replies
AC drive speed control
Posted by paru on 26 May, 2012 - 5:09 am
Speed control in AC drive
1
reply
Ex n (ia) IIA T4 ip66 installed in a zone 2 hazard area
Posted by paul riddle on 26 May, 2012 - 4:10 am
Ex n (ia) IIA T4 ip66 installed in a zone 2 hazard area
1
reply
Cicode functions... help needed to find correct functions
Posted by krishna on 26 May, 2012 - 4:05 am
Problem with cicode function DspAnGetPos (AN, X, Y) and DspAnMoveRel (AN, X, Y). Data type error in the first function and second does not work.
Distibuted Control Systems
Posted by Ahsan on 26 May, 2012 - 2:59 am
Introduction to Distributed Control Systems.
2
replies
Learning about Graphic Building
Posted by Michael on 25 May, 2012 - 6:44 pm
Looking for beginer's information about DCS systems.
2
replies
Looking for Company to Provide, Integrate & Install Modicon Quantum
Posted by JohnH on 25 May, 2012 - 1:49 pm
Looking for company to provide and install Modicon Quantum PLC
11
replies
Running a motor on star or delta
Posted by engineer on 25 May, 2012 - 12:30 pm
Which to use, star or delta, when running a motor without vfd for testing?
7
replies
Inlet Fogging & Evaporator
Posted by Cris on 25 May, 2012 - 10:20 am
What is the difference between Inlet Fogging and Evaporator ?
6
replies
MArk VI control System VME Rack Power Supply
Posted by Raza HAider on 25 May, 2012 - 1:05 am
MArk VI control System VME Rack Power Supply
10
replies
Markvie - servo output current fault
Posted by iqbal on 24 May, 2012 - 10:40 pm
Servo output currents shows zero after the lift calibration of gcv and srv
1
reply
6B gas turbine with HRSG exhaust having more smoke than expected
Posted by phd on 24 May, 2012 - 1:51 pm
6B gas turbine & HRSG in service with supplementary firing gives more black smoke than expected at HRSG exhaust.
Liquid Fuel Re circulation Control Valve Deviation
Posted by phd on 24 May, 2012 - 1:42 pm
Liquid fuel control valve hunting & deviation as unable to maintain the discharge flow & pressure so oil fired boiler pressure & drum level fluctuate with this deviation every time after giving the manual open or close command
1
reply
Accessing memory using rlmodbus daemon
Posted by Diego on 24 May, 2012 - 10:38 am
communication between rlmodbus daemon and plc premium Schneider-electric.
model predictive variable cost function
Posted by Waseem on 24 May, 2012 - 10:17 am
How to find variable cost function of model predictive control
modbus protocol for msp430
Posted by karthik on 24 May, 2012 - 1:29 am
Looking for sample code for modbus protocol for msp430 controllers
2
replies
VFD as Overload Protection?
Posted by Jeff on 23 May, 2012 - 6:55 pm
How kosher is it to rely only on the VFD for overload protection?
Toshiba breaker failures
Posted by Mark Riche on 23 May, 2012 - 3:30 pm
Anyone having Toshiba HV6FS-MLD-VSU breaker failures?
3
replies
why should maintain steam drum level 50%
Posted by srinivas on 23 May, 2012 - 2:00 pm
why should maintain steam drum level 50%
5
replies
sensor and cv
Posted by engineer on 23 May, 2012 - 9:03 am
cv downstream to sensor
2
replies
compressor on-line water washing
Posted by youngsj72 on 23 May, 2012 - 1:52 am
Is on-line water washing more effective in condition of IGV Full Open?
JimPinto.com eNews
Posted by Jim Pinto on 23 May, 2012 - 1:01 am
The latest JimPinto.com - Connections for Growth & Success, 23 May 2012 is on the web.
7
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Is anyone using Facebook to engage with suppliers?
Posted by Andy DeBrunner on 22 May, 2012 - 11:20 pm
Just wondering if all the investment companies are making in building up Facebook pages is worth it.
5
replies
OPC data from AB plc 3/10 with rslinx gateway
Posted by sunil rathaur on 22 May, 2012 - 9:58 pm
Connecting data logger with AB plc 5/60 and ABplc 3/10
Modbus TCP & UDP in PHP
Posted by Albert LaFrance on 22 May, 2012 - 6:08 pm
Open-source Modbus TCP & UDP implemented in PHP
1
reply
Modbus mapping data management
Posted by Rf on 22 May, 2012 - 4:24 pm
How do you manage your Modbus mapping data in multiple-system environment?
6
replies
MKV eeprom error
Posted by vamba1970 on 22 May, 2012 - 3:55 pm
i have a error message downloading iocgf file in C core
Aerotech U600 CNC control
Posted by Paul Hoffman on 22 May, 2012 - 1:04 pm
I am trying to replace my dead CNC mill control with an Aerotech U600 Control and I am having some problems.
7
replies
intrinicsally safe vs. explosion proof
Posted by KWN on 22 May, 2012 - 10:01 am
If a diagnostic instrument is intrinsically safe, is it also explosion proof?
5
replies
Modbus errors
Posted by Piet on 22 May, 2012 - 6:57 am
During monitoring modbus messages different errors are shown.
2
replies
How to calculate the field efficiency of a running motor?
Posted by Sayan on 21 May, 2012 - 11:01 pm
How to calculate the field efficiency of running motors when you dont have the no load & locked rotor test results?
4
replies
Faulty CPD transmitter what can do?
Posted by AboGTG on 21 May, 2012 - 3:59 pm
effect of CPD on Combustion
1
reply
OSI PI Client installation Problem
Posted by ashiq on 21 May, 2012 - 5:06 am
I can not install OSI PI Client on system with win 7
Robust Control Matlab
Posted by Anwesha Chatterjee on 20 May, 2012 - 8:01 am
Attempt to control flexure based feed unit using MATLAB and SIMULINK
circuit for ac drive which can also run with dc power
Posted by rockwell on 20 May, 2012 - 4:33 am
Looking for a circuit for ac drive which can also run with dc power
1
reply
communication hangup ABB AC450 controller
Posted by paru on 20 May, 2012 - 2:00 am
communication hangup between Siemens S7 PLC and ABB AC450 controller
REF Relay
Posted by roy on 19 May, 2012 - 12:48 pm
Please help me for REF Relay calculation.
2
replies
Modbus Time delay issue in Daisy Chain Network
Posted by Bala on 19 May, 2012 - 3:37 am
Modbus Time delay issue in Daisy Chain
2
replies
Aluminum or Stainless Enclosures
Posted by DMAR on 18 May, 2012 - 4:52 pm
Advantages, disadvantages of aluminum vs stainless enclosures.
60/50HZ speed conversation
Posted by Long Island tick on 18 May, 2012 - 11:34 am
What's involved in changing a gas turbine operating speeds fro 60/50HZ?
1
reply
Re: PLCs: Some sources of free PLC programming software
Posted by bob peterson on 18 May, 2012 - 8:05 am
Has anyone had any experience with these sources of free PLC programming software?
13
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"high exhaust spread"
Posted by FSX on 18 May, 2012 - 5:48 am
GE Frame V Gas Turbine operating with High Exhaust Spread Problem
3500/93 BNIL system display hanged
Posted by rishi on 18 May, 2012 - 2:34 am
3500/93 system display for 3500 BNIL system is hanged up
High spread problem of GE frame 5 gas turbine
Posted by awahab on 18 May, 2012 - 12:25 am
High spread problem of GE frame 5 gas turbine
5
replies
Some sources of free PLC programming software
Posted by Peter on 17 May, 2012 - 9:24 pm
Noting the extensive previous post of why we have to pay for PLC programming software (thread ran for seven years!). I'd just like to relate I found some Chinese PLC suppliers that offer their programming software for free!
Re: Hardwired trips for some motors Vs through PLC
Posted by bob peterson on 17 May, 2012 - 12:52 pm
Pros cons of hard-wiring trips for motors instead of through PLC for trip
1
reply
Intrusive and Non-intrusive Sand Probes
Posted by Rammohan on 17 May, 2012 - 12:20 pm
Looking for Non intrusive sand probes for a project
3
replies
Printing from Icom DOS software
Posted by Jeremy Pollard on 17 May, 2012 - 10:53 am
Printing vertical and horizontal lines using Icom DOS software
1
reply
Hardwired trips for some motors Vs through PLC
Posted by PANDU on 17 May, 2012 - 7:53 am
Pros cons of hard-wiring trips for motors instead of through PLC for trip
Paralleling an inverter with AC mains
Posted by Erum on 17 May, 2012 - 6:11 am
Paralleling an inverter with the AC mains
5
replies
Data on Phone/Email & capture on modbus
Posted by Nikunj on 17 May, 2012 - 4:46 am
I need the data to be taken on modbus and transfered to mobile devices.
5
replies
Automation Direct to Panel View Plus
Posted by Shree on 17 May, 2012 - 3:39 am
How to get communication between Automation PLC to AB Panel View or PV Plus?
1
reply
Support for RTU/ASCII and UDP/IP in Modbus PAL.
Posted by Nikhil Jain on 17 May, 2012 - 2:31 am
Does Modbus PAL supports RTU/ASCII and UDP/IP?
Fisher Actuator conversion from FC to FO
Posted by Senthil on 17 May, 2012 - 1:19 am
Converting a Fisher 667 valve actuator which is Fail Close model to Fail Open model
7
replies
Underground water sensor
Posted by engineer on 17 May, 2012 - 1:03 am
looking for a underground water level sensor
1
reply
Patches & Updates
Posted by J Ayers on 16 May, 2012 - 1:49 pm
I'm in need of a patch for Intouch 8.0 and I can't seem to navigate the Wonderware website to get to one.
5
replies
7FA Generator Low Hydrogen Purity After HGPI/MAGIC
Posted by GRJS on 16 May, 2012 - 12:04 pm
Experiencing low H2 CE purity on a GE 7FH2 generator after a HGPI/MAGIC inspection.
2
replies
GE 9FA Gas Turbine - Fuel Changeover Load
Posted by dvorn on 16 May, 2012 - 10:13 am
Load reduction required for fuel chage over.
1
reply
Modbus communication failure question
Posted by Boby on 16 May, 2012 - 5:10 am
Third party PLC communicating failure on the Modbus port and data in DCS remains "last value". Is this true?
1
reply
Concept Coils can not be written
Posted by Nikunj on 16 May, 2012 - 2:17 am
Can't write concept coils in Concept and Citect based project
7
replies
Modbus support for Powerlogic Circuit Monitor Series 2000
Posted by Mehul Shah on 16 May, 2012 - 1:43 am
Need to find out if PowerLogic Circuit Monitor Series 2000 supports Modbus or not. Also, if they do, need to find out the modbus register maps for these meters.
1
reply
Control Logix PLC Redundant Power Supply
Posted by Mark Riche on 15 May, 2012 - 8:47 pm
Does anyone have experience with the Allen Bradley Control Logix PLC redundant power supply setup?
Neural network algorithm
Posted by Teo on 15 May, 2012 - 12:20 pm
creating a algorithm for a neural network application for Telecommunications
Automating As-i Slave Configuration
Posted by Craig on 15 May, 2012 - 10:31 am
How to programmatically read/re-address As-i slaves
6
replies
How to get data from GE power meter EPM5500P via Modbus RTU?
Posted by Tien on 15 May, 2012 - 9:57 am
communication via modbus from GE power meter EPM5500P
2
replies
Plain serial input in ABB MicroSCADA?
Posted by Robert on 15 May, 2012 - 9:44 am
I have to connect a meterological station to ABB microSCADA (SYS600). I can't get the periodic output via RS232 to my SCADA software.
1
reply
I would like a opinion about developing OPC clients.
Posted by Jean Carlo Gerhardt on 15 May, 2012 - 7:46 am
Opinion about developing OPC Clients.
2
replies
Motorized Valve control over Wireless
Posted by Mohamed on 15 May, 2012 - 3:14 am
Looking for solution to interface few LIMITORQ actuator as part of MOVs to DCS I/O located around 600 meters away from the MOVs.
4
replies
Adding a resistor between 24V power supply and DP transmitter
Posted by hans on 14 May, 2012 - 10:54 pm
Adding a resistor to the circuit when we directly link the DP transmitter(output 4-20ma with digital display) to 24V DC power supply
1
reply
Elau B-1 display for Illig Machine
Posted by Stan on 14 May, 2012 - 5:22 pm
help installing program for Elau B-1 display
1
reply
GE Mark-II control equipment
Posted by Aurelia Smith on 14 May, 2012 - 1:49 pm
Any ideas on who buys old equipment?
5
replies
Mass balancing of Compressor-Turbine Shaft of Frame 6 GT
Posted by Ray on 14 May, 2012 - 1:48 pm
Mass balancing is required for Frame 6 Gas turbine.
4
replies
Non XP/IS equipment in Class I Div I
Posted by Anon on 14 May, 2012 - 9:40 am
Can non XP/IS equipment be placed in a class I div I area under any circumstances?
1
reply
Cable used for 1-5v Digital signals
Posted by Dheeraj on 14 May, 2012 - 5:39 am
Digital Signal (1-5V DC) carrying cable from field to DCS and vice versa.
24
replies
SRV malfunction
Posted by Teekay on 14 May, 2012 - 5:17 am
SRV opening and closing on start up and preventing firing of gas turbine unit (GE Nuovo PIgnone 5001)
Using neutral only of control transformer
Posted by Deepak on 14 May, 2012 - 2:53 am
can we use only neutral of a control transformer with 3 phase main supply to distribute it as single phase.
1
reply
Setting port parameters failed - MODBUS Poll
Posted by techjunk on 14 May, 2012 - 2:44 am
Error while trying to communicate with energy meter through MODBUS Poll
2
replies
Vibration in Generator Rotor shaft...only Generator front
Posted by Santanu Das on 14 May, 2012 - 2:21 am
Generator shaft vibration in heavy, but all other parameters are normal.