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Forum Archive
Significance of TN_IVRG
Posted by mayank1717 on 4 December, 2015 - 2:52 pm
what is significance of TN_IVRG in GE steam turbine?
1
reply
Problem in Flowserve Control Valve
Posted by Iqbal123 on 4 December, 2015 - 6:14 am
I am facing problem in control valve of Flowserve on the service of washing liquor
2
replies
Power Factor of Synchronous Generator
Posted by lakmalp on 3 December, 2015 - 2:14 pm
How a synchronous generator be operated in terms of power factor
5
replies
Frame 5 GT flameout at 81% TNH
Posted by JJss on 3 December, 2015 - 12:54 pm
After CI Frame 6 GT Simple cycle with Mark V TMR control flame out trip at FSNL
WEG CFW08 Wash VFD Programming
Posted by TheSource on 3 December, 2015 - 10:21 am
Hoping to get some insight on how to program a CFW08 Wash VFD to run for 5 minutes FWD and then stop and run for 5 minutes in reverse.
2
replies
Unable to Read More Than 8 Slaves in TSXETG100 Ethernet Gateway
Posted by Sk Tabib Parwar on 3 December, 2015 - 12:22 am
Need to read 16 slaves with Schneider TSXETG100 Ethernet Gateway. Can only read 8.
9
replies
Connecting a Solenoid Valve - Card Points Assignment
Posted by Siem on 3 December, 2015 - 12:00 am
Card points assignment for connecting a solenoid valve on a Mark VI
4
replies
Solenoid Valve with Sensor Output That Shows When It Is Closed
Posted by Chris on 2 December, 2015 - 3:28 pm
Looking for a solenoid valve with a third wire that senses the valve is closed when power is off.
1
reply
Real Time Sensor Data Acquisition Over Web
Posted by rkissac on 2 December, 2015 - 3:27 pm
Sensor Data acquisition in web server
4
replies
HART Instrument and Ignition
Posted by dschmidt on 2 December, 2015 - 9:01 am
Any suggestions on getting HART sensor data into Ignition?
4
replies
Fan Runs in Reverse Direction - What Is Effect on Air Flow?
Posted by PaulKraemer1 on 2 December, 2015 - 8:42 am
If I run a fan in the opposite of the intended direction, how would this affect the direction of my air flow?
6
replies
Frame-6 IGV Fluctuation with Lube Oil Pressure
Posted by hany5757 on 2 December, 2015 - 5:32 am
We have our frame-6 GT tripped on low lube oil level , Found the lube oil IGV tubing burst . This tubing burst we think due to rubbing between the tubes which is due to high vibration between the tubing.
GT Lube Oil Analysis
Posted by rohan_ram on 2 December, 2015 - 4:21 am
Gas turbine GE 9E 9171E Lube oil analysis. We are planning to start regular condition monitoring of GT lube oil.
4
replies
Writing an Equation in Excel
Posted by AdamIR on 1 December, 2015 - 7:13 am
Need assistance in formulating an equation in Excel
4
replies
Instrumentation and Control Certificate
Posted by Tharwat on 30 November, 2015 - 4:53 pm
Instrumentation and control certificate
12
replies
Wago Passive Isolator with Active AI
Posted by Hamid Ankuti on 30 November, 2015 - 6:08 am
Connecting passive isolator such as Wago 857-451 to active analog input
8
replies
Installation of DP Transmitter at Suction Filter of Air Compressor
Posted by karanbansal on 30 November, 2015 - 4:00 am
We having an package IR air compressor with an DPT (honeywell ST3000) installed at suction.
1
reply
Mark VI UCVG / VCMI Diagnostic Alarm
Posted by just_another_control_guy on 29 November, 2015 - 9:49 am
Controller not in control due to diagnostic alarm VCMI / UCVG
Primary Control Reserve with Steam Turbines
Posted by Askic on 28 November, 2015 - 1:00 pm
New way of achieving primary control reserve on steam power plants.
High Vibration on Axial Compressor
Posted by Jhon wick on 27 November, 2015 - 8:40 am
Found high vibration on 11 stage axial compressor at 2nd bearing housing.
4
replies
Struggling with PID
Posted by thucar on 27 November, 2015 - 2:05 am
New to the whole process control and PID world but determined to make my custom PID controller work. i've hit a bump on the road though.
5
replies
Two 4-20mA Signals from a Single 4-20mA Signal
Posted by Ikhtiander on 26 November, 2015 - 8:07 pm
Looking for a cheap device that can re-transmit a single 4-20mA signal to two 4-20mA signals. Something like a repeater device that can split the 4-20mA signal into 2 streams without signal degradation.
2
replies
Software Details Required - Siemens
Posted by mufeedh6 on 26 November, 2015 - 7:16 am
Needs details of the supporting software to communicate Siemens PLCs to Wonderware SCADA
1
reply
Demonstrate Function Check of Zener Barrier
Posted by Akdas on 26 November, 2015 - 3:13 am
Demonstrate function check of Zener barrier
1
reply
How to Model a Control System?
Posted by Dawud_Beale on 25 November, 2015 - 5:36 am
Need help with how to develop a control strategy and develop a modelling document
3
replies
Neutral Contact while Synchronizing
Posted by lakmalp on 24 November, 2015 - 2:50 am
Why the neutral of generator should be disconnected from grid after synchronization?
In RSView All 32 Trends Windows Only Show "Loading Historical Data Files"
Posted by Shayan on 24 November, 2015 - 1:46 am
In RSView32 while opening trends window "Loading Historical Dta Files" is appearing and not displaying any trends.
What Does DIN 3210 - G0 Stand For?
Posted by SRPO9002 on 23 November, 2015 - 4:16 pm
What is DIN 3210 and ISO 5210 stands for?
2
replies
Vibration Sensor Monitoring
Posted by allen bradley on 23 November, 2015 - 12:45 pm
What is the use of system monitor (3300/03) in Bently Nevada.
3
replies
Emerson Ovation Standalone Virtual Host Installation
Posted by pointgrey on 23 November, 2015 - 12:10 pm
How to install Emerson Ovation standalone virtual host
ATEX Certification
Posted by viki03v on 23 November, 2015 - 5:19 am
Combination of Ex d and Ex m through I.S. barrier
4
replies
What Would You Look for in DCS HMI?
Posted by Nagesh_Mysore on 23 November, 2015 - 2:32 am
Since DCS has inbuilt HMI, what would be your key features you look for from HMI perspective?
2
replies
Selecting Fuses for Switch Gear Relay
Posted by khaleel on 23 November, 2015 - 2:06 am
Any one suggest me how to calculate the fuse rating.
7
replies
Air Leak Checks in Low Pressure System
Posted by kmnskiran on 22 November, 2015 - 10:58 pm
How to find out minor air leaks from polyurethane and push in fittings
1
reply
Flow Measurement
Posted by ect_09 on 22 November, 2015 - 10:27 pm
How pressure transmitter can be use as flow transmitter?
1
reply
Single Loop Controller Configuration
Posted by anandshnkr1990 on 22 November, 2015 - 10:17 am
Configuring a Single loop Controller
3
replies
Gas Turbine 9FB Trips after Combustion Mode Change
Posted by elomoon on 21 November, 2015 - 9:15 am
In a gas turbine 9FB single shaft configuration in two successive starts, when stopped being 12 hours, it is then they start shooting to change the mode of combustion of 1D to 3D, a DLN 2.6 system.
Liquid Level Indicator
Posted by salahelwakil on 21 November, 2015 - 1:30 am
How to repair cable attached to liquid level indicator?
2
replies
Yokogawa Prosafe RS Edit
Posted by haideralallaq on 20 November, 2015 - 5:13 pm
Need to add, edit, remove some loops in the logic on Yokogawa Prosafe RS
5
replies
DNP3 to AB PLC through OPC
Posted by david.reed.schmidt on 20 November, 2015 - 12:37 pm
I have DNP3 devices that push unsolicited updates to an OPC server. I have a CompactLogix PLC that needs to consume that information.
6
replies
Real World Examples of Analog Output Card Applications.
Posted by bin95 on 20 November, 2015 - 11:08 am
What are some real world examples of PLC analog output card usage besides the obvious motion control?
9
replies
Different Values between Analog Input to PLC in HMI and Field Instrument.
Posted by Macerick on 20 November, 2015 - 9:02 am
Analog input current drops only during plant running but in shutdown it's normal.
1
reply
Minimum CPH Inlet Temperature
Posted by radharaju on 20 November, 2015 - 8:44 am
what should be minimum CPH inlet temperature and minimum flue gas temperature at outlet of CPH in case of HRSG running on Natural Gas.
6
replies
Frame-V Gas Turbine Flame Detector Bypassed
Posted by barindra75 on 20 November, 2015 - 8:14 am
Frame-V gas turbine running in gas fuel, flame detector bypassed.
Installing DeltaV 11.3 on Windows 7 Platform
Posted by rodrider on 20 November, 2015 - 6:05 am
Steps for installing DeltaV 11.3 on windows 7 platform
1
reply
Zero Trimming DP and P and Multivarible Transmitters
Posted by chillwin on 19 November, 2015 - 10:04 am
How would I go about zero trimming a DP and P on a multivarible transmitter?
1
reply
Migration Aspentech to OSi Soft Using OPC
Posted by datacontrol on 18 November, 2015 - 7:19 pm
Historian Migration from Aspentech to Osi Soft
Questions on MkVI (EGD) - OPC Server communication
Posted by luissz on 18 November, 2015 - 4:26 pm
Developing an HMI for a MkVI. Can EGD consumer exchanges be defined as read/write direction?
Generator NDE Bearing Axial Vibration High
Posted by vithalani on 18 November, 2015 - 12:30 pm
Problem with high vibration at generator NDE in axial direction after excitation.
1
reply
PCA198-CXB Arcnet Card Berg Jumper Guide
Posted by topcat123 on 18 November, 2015 - 11:03 am
Looking for Arcnet card type PCA198-CXB jumper setting guide.
Graduate Fellowship for PhD in Control
Posted by snoroozi on 18 November, 2015 - 6:42 am
I am looking for a control engineering graduate who wants to do a sponsored PhD.
2
replies
Monitoring I/O data from a PLC Using Visual Basic
Posted by faidhizakwan on 18 November, 2015 - 6:04 am
Want to send data to a PLC using visual basic and also read output data from PLC using visual basic.
Frequency Drive and Communication Cable Ground
Posted by Kingrosekhan123 on 18 November, 2015 - 4:57 am
Can frequency drive and communication cable have the same ground?
4
replies
MKVI - Synch. Permissive Trouble (K25P - TTUR)
Posted by vince64 on 17 November, 2015 - 5:18 pm
Synchronization not working: permissives ok but K25P not activated; auto synch ok, K25 is activated at each synch turn; no closing command for the 52G breaker
4
replies
Chromalox Temperature Controller Alarm Output
Posted by TheSource on 17 November, 2015 - 11:26 am
Looking for some input or guidance on getting 120V output for an audible alarm on a chromalox temperature controller.
3
replies
Mapping Registers to Data Reference
Posted by Juergen on 17 November, 2015 - 7:47 am
I do not know how I have to map our generator paramters to the MODBUS TCP Addresses.
9
replies
Fire Mode
Posted by Maythem on 17 November, 2015 - 6:13 am
What is the main uses of fire mode?
1
reply
PLC and Gear Motor help
Posted by AlfredoAMD on 17 November, 2015 - 12:51 am
Trying to find a proper combination of a PLC and Gear Motor for a simple chain conveyor system I'm developing.
2
replies
Questions About Combustion Nozzle Design
Posted by jameelrahman on 16 November, 2015 - 1:04 pm
Trainee engineer in gas power plant has questions about combustion nozzle design.
2
replies
M-bus to USB/RS-232 adapter to Convert M-bus to MODBUS
Posted by brandons on 16 November, 2015 - 3:50 am
Looking for a recommendation on an m-bus to usb/RS-232 converter to convert from m-bus to MODBUS
4
replies
Fire and Gas System / Safety Instrumented System
Posted by allenbradley on 15 November, 2015 - 1:44 pm
Is FGS linked with SIS?
Citect Modbus with FloBoss600
Posted by hany5757 on 15 November, 2015 - 11:47 am
Have the CPU of floboss 600 flow computer with its front panel and no screen. How to access the data that sent from it to Citect HMI through MODBUS?
2
replies
Is an Automation engineer in India a Diploma Level or technician Level Job?
Posted by Rushi Shroff on 15 November, 2015 - 8:03 am
Is job of an Automation engineer in India merely 'Diploma level' or technician level?
Microsoft Message Analyzer
Posted by EuroEager on 15 November, 2015 - 4:46 am
Microsoft Message Analyzer capabilities for Modbus
Problem Saving Data on Delta PLC
Posted by mahshid on 15 November, 2015 - 3:34 am
Delta PLC overwriting data at shutdown
1
reply
Modicon Quantum Failure
Posted by maticman38 on 14 November, 2015 - 8:40 pm
Hi, I'm new to this forum. Modicon Quantum PLC fault.
3
replies
How Many PLCs Are Required
Posted by manmod on 14 November, 2015 - 1:30 am
How many PLCs are you using in an oil/gas measuring station?
4
replies
MODBUS with Different Power Supplies
Posted by Azayel on 13 November, 2015 - 9:41 pm
MODBUS, two different power supplies 12V and 24V.
7
replies
Control Valve Sizing
Posted by anaalmansuri on 13 November, 2015 - 5:33 pm
Control Valve Cavitation Problem
Bently Nevada Vibration Monitor
Posted by allenbradley on 13 November, 2015 - 3:35 pm
Connecting/using Bently Nevada vibration monitors
1
reply
MODBUS Device Interface Segregation
Posted by Matthew Raterman on 13 November, 2015 - 2:10 pm
Best practices for separating various devices communicating to a MODBUS master to minimize communication failures.
1
reply
Fire and Gas Control Panel Configuration
Posted by fatimafert1 on 13 November, 2015 - 11:43 am
Promel FGP 04 communication problem on GE gas Tubine
2
replies
What Will Happen if Delta Connected Motor in STAR
Posted by Gmahesh on 13 November, 2015 - 2:04 am
Motor winding heated due to wrong connection?
Voltage Control Generator
Posted by Taha Omar on 12 November, 2015 - 3:30 pm
how can a voltage control generator supply real and reactive power?
4
replies
MODBUS TCP over IPSec VPN
Posted by Eradz on 11 November, 2015 - 6:45 pm
Trying to get MODBUS TCP over IPsec VPN
4
replies
3051 Capsule Transmitter Out of Range
Posted by junah on 11 November, 2015 - 2:06 am
3051 capillary transmitter out of range problem
3
replies
1771-IL Manual
Posted by Bruce427 on 10 November, 2015 - 8:34 pm
Need manual for an old 1771-IL isolated input module. SERIES A - Rev B
5
replies
Experion PKS Display Blackout/Inverted Video
Posted by mcwv on 10 November, 2015 - 7:08 pm
After DCS conversion from Foxboro I/A to Honeywell Experion PKS R430, analog values will flash black for one refresh rate periodically.
7
replies
Emergency Lube Oil Pump for ALSTOM 13E2
Posted by sudamadhav on 10 November, 2015 - 6:41 pm
Emergency lube oil pump for 13E2 is designed on what basis? For 13E2 its a twin speed; why twin speed?
Time Synchronisation in GE 369 and 469
Posted by Noor on 10 November, 2015 - 1:54 pm
I want to time synchronize GE 369 and 469 relays
1
reply
QA Testing... Beyond Point 2 Point
Posted by Gage_Stryker on 9 November, 2015 - 5:43 pm
When point to point fails to pick up wiring issues...
1
reply
Internal Failure Message in Atlas Copco Air Regulator
Posted by govoni2015 on 9 November, 2015 - 3:27 pm
Atlas Copco Air Regulator Electronikon shutdown and is flashing error
Sewer Backup Problem
Posted by Bernie V on 9 November, 2015 - 2:51 pm
Looking for equipment to monitor building sewer line flow so we can be alerted to an imminent backup.
2
replies
MODBUS on Siemens S71200 PLC
Posted by urimadar on 8 November, 2015 - 10:30 am
Writing to Siemens S71200 PLC using TCP/IP MODBUS
3
replies
Air Coming from AA Booster Compressor Body Vents
Posted by barindra75 on 8 November, 2015 - 6:40 am
Mild hot air is coming out from AA booster compressor body vent holes when booster compressor is not in operation.
Steam Turbine Load Reduction
Posted by Sandeep on 8 November, 2015 - 5:07 am
Steam turbine load reduction
1
reply
Mark VIe - Live and Initial Value
Posted by Sardar99 on 8 November, 2015 - 3:08 am
Can somebody explain me what are the live value and Initial value?
SIMOCODE with TIA Portal
Posted by Jamal Hamdan on 7 November, 2015 - 5:43 pm
SIMOCODE with TIA Portal
18
replies
MW Hunting in GT
Posted by vinayak_paranjape on 7 November, 2015 - 1:31 pm
MW hunting in Gas Turbine
SAPCV That Will Reduce and Control from 8 bar to 0.1 bar
Posted by VJ on 7 November, 2015 - 7:52 am
Looking for a self-regulating valve that can reduce and control from 8 bar to 0.1 bar output
1
reply
Excitation Control of Hydrogenerator
Posted by manojbaral on 7 November, 2015 - 4:01 am
Field voltage of brushless excitation system for a hydro-generator of 22 MVA capacity
13
replies
Slow Level PID Loop
Posted by Ormo on 6 November, 2015 - 7:50 pm
Slow level PID loop with telemetry delay
2
replies
Safety Barriers and Isolators
Posted by AllenBradley on 6 November, 2015 - 10:46 am
How does process transmitters function when it is connected to a barrier or isolator?
1
reply
AB OB16E Electronic Fuse Tripping
Posted by mjtracy on 6 November, 2015 - 10:43 am
I am getting a Fuse LED lit up on my 1756-OB16E output module when energizing multiple output channels.
Isentropic Efficiency Calculations
Posted by AdamIR on 6 November, 2015 - 3:55 am
Calculating isentropic efficiency for compressors, not sure about absolute pressure
4
replies
Inter Domain Communication Issue in Yokogawa DCS after Upgrade
Posted by Kaleemullah Memon on 5 November, 2015 - 10:41 pm
Inter Domain Communication Issue in Yokogawa DCS after Upgrade from CS3000 to VP R5.04
2
replies
Safety PLCs
Posted by BillyMac on 5 November, 2015 - 9:09 pm
Learning about safety PLCs
6
replies
Migration from SLC500 to 5000
Posted by BillyMac on 5 November, 2015 - 9:02 pm
Time to migrate to 5000 platform
3
replies
Yokogawa Centum VP 4.03 in Windows 7 environment
Posted by Bolek on 5 November, 2015 - 3:14 pm
I need to install Centum VP 4.03 on HIS in Windows 7 environment.
5
replies
Recommended Low-Cost Modbus RTU Mixed-Signal Remote I/O Module
Posted by beck92 on 5 November, 2015 - 12:35 pm
Seeking recommendations for a simple, low-cost Modbus remote I/O module w/ analog I/O, digital I/O, 2A+ relays