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Forum Archive
Antisurge Algorithm for Centrifugal Compressor
Posted by chetanhm2 on 1 March, 2015 - 10:53 am
Antisurge control for centrifugal compressor with variable speed: Algorithm implementation in Unit Control Panel
Problems Disconnecting Generator from Grid
Posted by Yyyackums on 1 March, 2015 - 7:21 am
Trying to power up a generator head via the grid and then disconnect generator from grid
1
reply
Industrial Motors
Posted by brock14421 on 27 February, 2015 - 7:58 pm
D.C control units
ELMO or ABB Motion Controller for Simple Multi-axis System
Posted by ascona16sr on 27 February, 2015 - 11:53 am
Differences between PlC and motion control for CanOpen or EtherCAT multiaxis system.
Where to Find ASCII Strings to Send to Fanuc 0i CNC
Posted by pyr4ted4ve on 27 February, 2015 - 10:19 am
Need to find information on building ASCII string for a Fanuc 0i CNC controller. This would essentially be the raw data inside of an Ethernet tcp/ip packet.
Steam turbine in Thermal Power Plant
Posted by kk1989 on 27 February, 2015 - 8:56 am
What does the mean of Gland steam? Let me know brief about it?
1
reply
Principle of Generating Load in Coal Power Plant
Posted by kk1989 on 27 February, 2015 - 8:33 am
What are the principle behind generating load in Coal Thermal Power plant?
1
reply
Rotor Angle Measurement Using Proximity Sensor
Posted by akhil86 on 27 February, 2015 - 6:12 am
Need help understanding how to measure rotor angle using single inductive proximity sensor and speed signal which is also measured using proximity sensor.
CAT ADAEM II Communication with PLC
Posted by Chris IWO on 26 February, 2015 - 7:14 pm
Communication between Cartapillar ADEM II Control system to CitecSDADA 6.10
1
reply
Lean-Lean Positive and Lean-Lean Negative
Posted by Mahesh on 26 February, 2015 - 1:30 pm
Difference between Lean-Lean Positive and Lean-Lean Negative
9
replies
Power Grid Failure
Posted by kk1989 on 26 February, 2015 - 10:21 am
I want to know about Grid failure situation at power plant.
Mark IV EPROM
Posted by tahri99 on 26 February, 2015 - 8:34 am
Part/reference Number of the EEPROM on a Mark IV DS3800HMPK1N1K
2
replies
M12 Cable Connection
Posted by prasanna9317 on 26 February, 2015 - 1:24 am
Is it right to connect ordinary wires to M12 Cable ends by soldering?
2
replies
Generator Operation
Posted by jack on 25 February, 2015 - 10:07 am
Generator ramp rates, prohibited zones and valve point effects
1
reply
Sending Strings to PLC Serial Port
Posted by Sebastien on 25 February, 2015 - 8:38 am
I need help in sending a text string via my Allen Bradly 1500 PLC.
2
replies
Electromagnetic Flowmeter Fluctuations
Posted by shahnir on 25 February, 2015 - 6:47 am
Fluctuations of Flow readings in newly installed Electro-magnetic Flowmeter
4
replies
Turbine Lube Oil Header Temperature Trip Setting
Posted by rkysati on 24 February, 2015 - 7:26 pm
Turbine Lube Oil Header Temperature Trip Setting
2
replies
Oil Level Measurement
Posted by Ron Wensley on 24 February, 2015 - 7:03 pm
Measure the oil level in a tank over a range of temperatures
2
replies
GE EGD Configuration Server vs System Database (SDB)
Posted by japz87 on 24 February, 2015 - 6:35 pm
What's the difference between them?
5
replies
Transmitters Calibration Interval
Posted by salmanisn on 24 February, 2015 - 9:23 am
What is the recommended interval for calibration of transmitters, DP, temperature, and pressure transmitters.
1
reply
Control Principles Used by DCS in Utilities
Posted by Kenno on 24 February, 2015 - 3:08 am
Which control principles are commonly used in a DCS in the utilities business?
1
reply
Looking for Information about OPC Servers
Posted by ENGMOHAMED_ORABY on 24 February, 2015 - 12:21 am
When do we need to use OPC SERVER?
1
reply
Synchronizing Variable Frequency Drives
Posted by sandip banerjee on 23 February, 2015 - 12:29 pm
I have 3 drives (make-fuji) for 3 belt conveyors to synchronize.
4
replies
FIELDBUS for Safety Instrumented System?
Posted by Kenno on 23 February, 2015 - 10:53 am
Looking for information about a special version of FF designed for the use in safety instrumented systems.
7
replies
Confusing MODBUS Issue
Posted by Elimathew on 22 February, 2015 - 1:24 pm
Implementing modbus on microcontroller but encountered a very puzzling issue
Spam-bot attacks on Control.com
Posted by KenCrater on 22 February, 2015 - 9:35 am
Control.com and the never-ending battle against spammers.
1
reply
Chesapeake/BP Amocams RTU
Posted by garyfranco on 22 February, 2015 - 8:56 am
Chesapeake/BP Amocams RTU (Bristol Babcock 3340) configuration documentation and applications
1
reply
Configuring Remote Extraction Set Point in Woodward 505
Posted by bkumar on 22 February, 2015 - 8:37 am
Configuring remote extraction set point (4-20 mamps) from DCS.
6
replies
Convert Flow Rate from kg/hr to litr/hr
Posted by shsoltani on 22 February, 2015 - 3:41 am
How do I can convert flow rate from kg/hr to litr/hr?
Upgrading Citec 6.10 to Citec7.10
Posted by Chris_IWO on 21 February, 2015 - 11:52 pm
Upgrading CitecSCADA 6.10 to CitecSCADA 7.10
1
reply
Automatic Grid Control Functions
Posted by ITT on 21 February, 2015 - 10:27 am
How do advanced/automatic grid control functions work in combined and simple cycle power plant?
Rosemount GWR Length Reduction Creating Measurement Errors
Posted by owais36 on 21 February, 2015 - 10:09 am
I have adjusted the Rosemount GWR lenght but the level measurement is now inaccurate.
1
reply
Turndown Ratio of Dual DP Cell on Orifice Stream
Posted by chillwin on 21 February, 2015 - 4:30 am
Need help calculating the turndown ratio of dual dp cells on an orifice system.
Questions about Boiler Startup
Posted by pikachoo99 on 21 February, 2015 - 12:37 am
Significance of boxing up of boiler
2
replies
AB SLC500 and PV HMIs
Posted by bowilly on 20 February, 2015 - 4:19 pm
Training manuals either paper or electronic
4
replies
Clogged Pipes on 9F DLN1 Dual Fuel Units
Posted by Jolek on 20 February, 2015 - 11:54 am
Solution for clogging/sludging liquid fuel pipes and check valves
1
reply
Frame 5 Thermocouples
Posted by StueyG on 20 February, 2015 - 10:32 am
Frame 5 Thermocouple failure issues
Baldor H2 Inverter
Posted by Jose Silvera on 20 February, 2015 - 10:11 am
Baldor H2 Inverter reverts to local control after fault or alarm condition.
How Can I Come Into Automation Field?
Posted by keviv2484 on 20 February, 2015 - 9:23 am
I am having experince in CNC PLC programming field. Can I enter Automation PLC?
2
replies
Remote Set Point Temperature Controller
Posted by normad on 20 February, 2015 - 5:41 am
Looking for recommendations for a remote set point PID controller
Comparing Temperature Transmitter Models
Posted by Seena on 20 February, 2015 - 4:10 am
Model Number comparison between transmitter giants
5
replies
Maths Required for a Career Gas Turbine Controls
Posted by RenegadeGas on 19 February, 2015 - 3:50 pm
Gas Turbine controls
3
replies
125 V DC Dropped on EOP Stopped
Posted by VKGUPTA on 19 February, 2015 - 12:48 pm
125vdc control supply drop during EOP stop command
5
replies
Separate Instrument Earth Pit
Posted by JOSHI_G on 19 February, 2015 - 4:16 am
Separate Instrument Earth pit not available
Steam Generator Startup Times
Posted by pikachoo99 on 19 February, 2015 - 12:15 am
What are the processes going on during startup of a coal based steam plant and the approximate time they take?
How to increase the AHOP oil pressure in F9E
Posted by MSKR on 18 February, 2015 - 11:23 pm
We have 5 F9Es with MARK VI controls. After normal shutdown, during start up we found that AHOP discharge pressure only 50Bar.
Controlling a Generator in Manual and Auto Modes
Posted by pikachoo99 on 18 February, 2015 - 10:59 pm
How is manual generation control is achieved, governor frequency response is disabled in a power system? And how frequently can it be changed from auto to manual mode?
4
replies
Need to learn and troubleshoot VFD
Posted by paulb on 18 February, 2015 - 6:49 pm
I'm trying to fix a Saftronics PC7 Mini Vector drive that fails with "over current" when started when it is cold. If it is powered up for hours then it works much better.
Wonderware - WWRSLinx 8.1.0.1 with Windows Server 2008
Posted by jmmooney on 18 February, 2015 - 3:38 pm
Is WWRSLinx compatable with Windows Server 2008? I'm upgrading Wonderware from Server 2003 and WWRSLinx will not install.
1
reply
Lightning on the Gridline
Posted by raul on 18 February, 2015 - 12:35 pm
Lightning during the storm.
2
replies
High HP Differential in Steam Turbine
Posted by izharkhan101 on 18 February, 2015 - 12:28 pm
HP Differential of steam turbine has increased.
2
replies
Brake Resistor Failure in Variable Speed Drive
Posted by akhil86 on 18 February, 2015 - 7:15 am
We are using LTi PMII+ drives for pitching of wind turbines blade. we are facing failure of Brake resistors leading to dc link over voltages.
2
replies
Java to Mitsubishi PLC
Posted by redopari on 17 February, 2015 - 7:51 pm
Has anyone every successfully creating communication between Java and PLC Mitsubishi?
1
reply
Cimplicity Access Error
Posted by RandySki on 17 February, 2015 - 5:06 pm
After a power outage we are having trouble regaining communications between the PC and PLC.
Time Synchronization with SCADA and MODBUS
Posted by Chetan B on 17 February, 2015 - 7:59 am
This is regarding the Time Sync term required for SCADA to configure the MODBUS device.
1
reply
Looking for a Pressure Transmitter operating Range 0-600 Degree Celsius for 15" WG line
Posted by genjua on 17 February, 2015 - 12:43 am
Pressure Transmitter required for operating Range 0-600 Degree Celsius for 15" WG
Clearscada - Import Configuration warning
Posted by andrew_control on 17 February, 2015 - 12:40 am
Clearscada: Import Configuration action returns warnings "The database does not contain a class named 'CSymaxAIP'"
Looking for Guidance on Training/Internship Possibilities in Production Industries in Tool Engineering
Posted by saifansari on 16 February, 2015 - 2:32 pm
Hoping for some good guidance regarding training in production industry.
4
replies
Venting Hydrogen to the Atmosphere
Posted by streetglide on 16 February, 2015 - 11:13 am
Venting hydrogen to the atmosphere
1
reply
Difference Between Intrinsic Safe Field Device and Others
Posted by SEONDEOK on 16 February, 2015 - 7:24 am
Differences between Ex i certifed transmitters and others
Steam Turbine Hydraulic Governor Upgrade
Posted by phalajn on 16 February, 2015 - 5:29 am
Looking for information/literature on Steam turbine hydraulic governor upgrade.
4
replies
GAS Turbine Training
Posted by RenegadeGas on 15 February, 2015 - 3:00 pm
Gas turbine field engineer training in England
Engine Controller for Genset
Posted by jamesgen on 15 February, 2015 - 11:32 am
Need suggestion on equipment to control genset fuel supply.
IT and Security
Posted by mansoor on 15 February, 2015 - 5:58 am
Is learning network security in automation a good idea or just a waste of time?
Motor Power Calculation
Posted by arun on 15 February, 2015 - 4:14 am
i need to calculate power for motor used in sand sieving machine
3
replies
Paperless Printing AC450 OS500
Posted by m_faisalrehman on 15 February, 2015 - 1:59 am
Paper less printing from AC450 OS500
6
replies
Mark V: S Core Re-booted Several Times
Posted by Esoteric_Stone on 14 February, 2015 - 5:05 pm
On Mark V TMR system S core rebooted several times and found stuck in A6 status. When S core rebooted manually it successfully attained A7 status.
1
reply
Moog Servo Valve Clarification on Operation and Its input.
Posted by kichaa on 14 February, 2015 - 4:55 pm
I want to clarify my interpretation regarding the understanding of Moog Servo Valve
I.S Question for EX IA Unit
Posted by David beale on 14 February, 2015 - 2:53 pm
Gland for an ex ia unit
8
replies
Communicating Using Modbus ASCII RS232C to PLC
Posted by Cjohnson44 on 14 February, 2015 - 2:37 pm
Modbus ASCII via RS232C to Prosoft ILX34-MBS232 module.
4
replies
Magelis HMI GTO
Posted by servomania on 14 February, 2015 - 12:13 pm
I want to know what OS is required to be installed in Magelis HMI GTO and what about runtime license required?
Entering Electrical Panels -Industrial Environment
Posted by bowilly on 14 February, 2015 - 8:50 am
To enter a panel, must the panel be de-energized or do I need the "Michelin Man" suit?
2
replies
Analog Ampere Meter Problem
Posted by mawais91 on 14 February, 2015 - 3:00 am
Ampere Meters are not working properly on distance
Looking for Operation Manual for AEG Minisemi DC Drive
Posted by chad on 13 February, 2015 - 11:51 am
Looking for an operating manual for an AEG Minisemi DC Drive 380
Communication Issue, Banner DX80 & Rockwell Micro 820 PLC
Posted by Charles Casalie on 13 February, 2015 - 11:45 am
Issue establishing Modbus RTU link between Rockwell Micro 820 PLC & Banner DX80 Gateway via RS-485 connection.
Need Help for Final Year SCADA Project Soon Please
Posted by chitra barvekar on 13 February, 2015 - 9:54 am
Need help connecting SCADA (laptop) and microcontroller board using modbusa3 protocol
Exciter AC Line Filter Burnt on Startup
Posted by solidus1975 on 12 February, 2015 - 4:26 pm
EX2100 AC line filter fuse burns in first run of the turbine with LCI in operation
6
replies
GE Frame 9E First Fire and Maintenance
Posted by redstar on 12 February, 2015 - 7:34 am
GE FRAME 9E TURBINE TG AND HGPI
Liquid Sensor in LPG Gas Pipe
Posted by das on 12 February, 2015 - 1:43 am
Want to detect liquid flow in gas pipe
1
reply
MODBUS Simulator to Initiate 254 Slave Under One COM PORT
Posted by Jeya on 11 February, 2015 - 12:30 pm
Need to check performance of MODBUS device to see if it polls 254 MODBUS slaves.
5
replies
MODBUS Device Gateway: Master or Slave?
Posted by Christof DB on 11 February, 2015 - 11:45 am
We are asked to add a modbus gateway feature to a dedicated device gateway we have. What would a MODBUS user/engineer expect?
Set Point Handling
Posted by nareshkattait on 11 February, 2015 - 7:52 am
Safety analogue signal set point handling.
3
replies
Starting Means for Gas Turbine
Posted by muddasir on 10 February, 2015 - 3:38 pm
Looking for information about starting means of gas turbine.
2
replies
Temperature Sensor for BUSBAR
Posted by PLC on 10 February, 2015 - 1:51 pm
Advice for the perfect and cost effective sensor for BUSBAR.
Simple Ladder Logic Question
Posted by meisfun on 10 February, 2015 - 11:33 am
Programming a conveyor motor. I seem to be stumped at the moment.
4
replies
OPC Tunneling Inter vendors
Posted by japz87 on 10 February, 2015 - 11:28 am
Is it possible to communicate MatrikonOPC Tunneler with Kepware OPC Connectivity Suite?
6
replies
Extended Gas Turbine Turning Gear Operation
Posted by Imran Wazeer on 10 February, 2015 - 11:19 am
For how much extended time period Frame 9E Gas Turbine can be put on turning gear?
1
reply
MKVIe Software Block Question
Posted by brownsugar on 10 February, 2015 - 9:17 am
I'm trying to get some information on a few internal calculations in a control block. The system is a GE MKVIe running ToolboxST used to control a GE7Fa turbine.
3
replies
Looking for SIL3 Design Information
Posted by tharun_rj on 10 February, 2015 - 8:12 am
Looking for SIL3 Design details. Any leads?
3
replies
CAP Certified Automation Professional Exam
Posted by yasser on 10 February, 2015 - 2:35 am
Does anyone tried to pass the exam of CAP (certified automation professional) recently?
5
replies
Frame 9E 88BT Logic
Posted by Haris on 10 February, 2015 - 1:48 am
88BT1-2 Logic Confusion
Tag Update in ABB Power Generation Portal
Posted by sharmanl2004 on 9 February, 2015 - 11:41 pm
I would like to know that how to update\load tags in ABB power generation portal.
5
replies
Field Communicator 475 Meter Verification of Micromotion Flowmeter
Posted by Shams_ul_Islam on 9 February, 2015 - 2:48 pm
Problem in meter verification of micromotion flowmeter through online HART
3
replies
Installation of Honeywell Experion PKS R310.3 on latest version of Dell Servers
Posted by inc on 9 February, 2015 - 1:07 pm
Is installation of Experion PKS R310.3 possible on latest version of Dell Servers?
2
replies
VAR limitation in EX2000?
Posted by MARKlaneV on 9 February, 2015 - 9:13 am
Are UEL and OEL bypassed when regulator control is in Auto with generator mode in VAR control? Are they bypassed when regulator is in Manual?
2
replies
Micrologix1100 To Citecscada6.10
Posted by Chris IWO on 9 February, 2015 - 12:59 am
Communication Between Schneider Electrics CitecSCADA6.10 Service Pack A and AB Micrologix1100 via EtherNET/IP
2
replies
Main Steam Flow Measurement Using Turbine 1st Stage Pressure Measurement
Posted by SRPO9002 on 8 February, 2015 - 1:42 pm
How the main steam flow can be calculated using the steam turbine 1st stage pressure measurement? What is the relation between them?
Calibrating Cryogenic Level Transmitters
Posted by Pratikchatterjee on 6 February, 2015 - 12:44 pm
Problem with calibrating a level transmitter for a cryogenic tank
GSM Based E-notice Board
Posted by dri06_d on 6 February, 2015 - 8:01 am
Looking for help with some problems related to my microcontroller project.
ABB DMTME Reading KWH Value
Posted by Muditha1 on 6 February, 2015 - 4:36 am
Problems reading KWH from ABB DMTME meter using MODBUS.