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Thursday, July 2, 2015
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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?
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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.
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reply
Lightning on the Gridline
Posted by raul on 18 February, 2015 - 12:35 pm
Lightning during the storm.
2
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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?
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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.
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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
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Venting Hydrogen to the Atmosphere
Posted by streetglide on 16 February, 2015 - 11:13 am
Venting hydrogen to the atmosphere
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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
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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
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Paperless Printing AC450 OS500
Posted by m_faisalrehman on 15 February, 2015 - 1:59 am
Paper less printing from AC450 OS500
7
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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.
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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
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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
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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?
7
replies
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
2
replies
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
5
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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
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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
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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
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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?
1
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Set Point Handling
Posted by nareshkattait on 11 February, 2015 - 7:52 am
Safety analogue signal set point handling.
3
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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
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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?
7
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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
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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
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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
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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.
1
reply
ABB DMTME Reading KWH Value
Posted by Muditha1 on 6 February, 2015 - 4:36 am
Problems reading KWH from ABB DMTME meter using MODBUS.
1
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GMI Active 80
Posted by Lee on 6 February, 2015 - 4:33 am
Looking for is anyone who has a MODBUS template for GMI Active 80 gas detection unit or can give me any help.
5
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Diesel Generator Reverse Power Problem
Posted by jason005 on 5 February, 2015 - 10:37 pm
Can anyone help me to fix reverse power problem on a diesel generator unit?
4
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Extended Premix Mode
Posted by mohamed nawar on 5 February, 2015 - 6:47 pm
Why does unit transfer to extended permix mode when gas temp reach 17.5C?
Creating a Push button in Experion PKS for Fast Rise Selected Value
Posted by mostafa_qasemi on 5 February, 2015 - 10:46 am
Honeywell experion pks pushbutton in faceplate for fast rise selected value
8
replies
VC3 Not Following Reference.
Posted by muz_sidhu on 5 February, 2015 - 6:43 am
VC3 not following reference problem when temperature was low and working normal when temperature increases.
9
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Loadsharing / Reactive Power Problem
Posted by Tharris on 4 February, 2015 - 9:05 pm
I have 3 2282 kVA Generators all with a rated power factor of 0.8 all connected to the same load however Generator 3 has a 30% higher reactive power. Any ideas why?
5
replies
IS Smoke Detector without IS Barrier
Posted by Etherhat on 4 February, 2015 - 3:32 pm
Intrinsically safe (IS) smoke detectors installed in a non hazardous area without an IS barrier.
1
reply
Inverted Pendulum Control
Posted by danielmoulin on 4 February, 2015 - 2:42 pm
Choosing method of controlling inverted pendulum using PLC.
1
reply
Changing DNP3 protocol to IEC60870-5-101
Posted by mekkov on 4 February, 2015 - 11:45 am
Looking for hardware to change DNP3 protocol to IEC60870-5-101
Circulation Ratio
Posted by AAK on 4 February, 2015 - 10:43 am
Why Circulation Ratio Low in for HP drum.
2
replies
Fixing Passive Isolator for 4-20mA Transmitter
Posted by krish2252 on 4 February, 2015 - 8:42 am
New 4-20mA sensor to fix in existing active circuit with a passive isolator.
8
replies
Droop control
Posted by ZestE0Man on 4 February, 2015 - 8:19 am
Stability issues in power plant
2
replies
Function Blocks in FOUNDATION Fieldbus
Posted by Darker on 4 February, 2015 - 7:25 am
Model Block in Foundation Fieldbus
2
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AB Micrologix 1100 to Citec6.10 Communication
Posted by iwoiwo on 4 February, 2015 - 1:25 am
How do I setup Allen Bradley Micrologix 1100 Controller using EtherNET/IP to communicate with Citec Scada 6.10?
SCADA Solution for Power Distribution Sector
Posted by asela115 on 3 February, 2015 - 9:55 pm
proper SCADA solution for power distribution sector
10
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Calibration screen for GCV and SRV
Posted by voyager2_kbc on 3 February, 2015 - 4:35 pm
Problem with calibration screen for GCV, SRV and IGVs
CAN error
Posted by bigdaddy95 on 3 February, 2015 - 4:00 pm
Parker motion drive TWIN2 drive " CAN error".
OPC and Open Protocol
Posted by Stu_Cyrus on 3 February, 2015 - 6:13 am
Can anyone tell me the difference between OPC and open protocol?
DC-DC Converter Cum Isolator
Posted by kamaraj on 3 February, 2015 - 12:33 am
Equivalent for NMS1215 DC-DC Converter?
Higher Order System
Posted by priteshshah on 2 February, 2015 - 11:21 pm
Looking for additional information about Higher Order Systems
Telemecanique PLC Battery Dead
Posted by carartu on 2 February, 2015 - 2:17 pm
Cannot reboot Telemecanique tsx p67425 PLC
1
reply
Telegyr 805 Manuals
Posted by Sedighzadeh on 2 February, 2015 - 12:51 pm
Looking for Telegyr 805 Manuals.
1
reply
Slip Resistance Calculation
Posted by Shaheed on 2 February, 2015 - 8:45 am
I am in need of calculation to add slip resistance in series of a 900KW 11KV slip ring motor its rotor volts are 1550V 360A.
3
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Gas turbine with DLN combustion system at part load
Posted by Marcin2706 on 1 February, 2015 - 12:11 pm
The behaviour of gas turbine at part load when DLN combustion system is employed. How IGV are modulated?
6
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Vibration Monitoring System Replacement
Posted by chiru on 1 February, 2015 - 3:47 am
Looking for experiences about replacing vibration system for steam turbine.
Redundant Communication for RTU
Posted by rsaha on 31 January, 2015 - 9:47 pm
Best method to design redundant communication for RTU
2
replies
Electronic Earth and Power Earth
Posted by Sunil Chavan on 31 January, 2015 - 9:27 pm
Resistance between electronic and power earth
3
replies
ALSTOM GT13E2 Alarm
Posted by valar on 31 January, 2015 - 8:57 pm
Can anyone help find cause of alarm "P IN WTR DIS SYS PLS"?
3
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HART Multidrop to 4-20mA
Posted by NorthSeaMonkey on 31 January, 2015 - 8:10 am
HART multi drop to multiple 4-20mA loops
2
replies
Process Control Networks
Posted by DanD on 30 January, 2015 - 3:32 pm
Help needed with a question on process control networks for a interview.
5
replies
Problems with Analog Card on Cegelec ALSPA 80/35 PLC and P1200 SCADA
Posted by oneye14 on 30 January, 2015 - 7:26 am
Cegelec ALSPA 80/35 PLC analogue card inputs have regular spikes appearing on the graphic trend.
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Exd Approved Flow-Controller
Posted by Christoffer on 30 January, 2015 - 6:21 am
Looking for an ExD approved gas flow and pressure controller. The component(s) need to be compact to fit in a box with the following dimensions: Height: 550mm by With: 300mm by Thickness: 150mm.
2
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Steam Escaping from Passing Valves
Posted by sriram sandeep on 30 January, 2015 - 3:53 am
How to avoid steam escaping from passing valves
2
replies
OLTC oil filtration
Posted by thiagusriram on 29 January, 2015 - 8:58 pm
Filtering OLTC oil for reuse
Industrial Communication Training Tools
Posted by Ajayvignesh on 29 January, 2015 - 5:35 am
Looking for industrial communication training tools on various topics.
1
reply
Very Low Frequency Grid Oscillations
Posted by drkaos on 28 January, 2015 - 4:47 pm
Very low frequency 0.06Hz oscillations of grid frequency occurring in relatively weak system - not sure of exact mechanism
2
replies
TwinCAT 3 Error When Switched to Run Mode.
Posted by IngSAgius89 on 28 January, 2015 - 9:36 am
TwinCAT 3 error when switched to Run Mode.
OPC Connectivity of Package Vendors with ICSS
Posted by harshmansingh on 28 January, 2015 - 3:20 am
Connecting 3rd party package (Integrated Control and Safety System) to DCS
5
replies
ST ACV Command and Feedback Difference
Posted by Wajid29 on 27 January, 2015 - 11:13 pm
ST ACV command and feedback difference is gradually increasing.
4
replies
PLC Direct PLC and Rosemount Transmitters Won't Work Together?
Posted by Mcgyver on 27 January, 2015 - 10:49 am
I have been told that a Rosemount 3051s smart transmitter with hart cannot work with the analog input card on a PLC direct 205 controller.
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reply
Control Moment Gyroscope Transfer Function
Posted by cyberlord64 on 27 January, 2015 - 10:20 am
Question about the methodology of determining the transfer function of a control moment gyroscope.
2
replies
Writing a Driver for Modbus/TCP
Posted by xPCSIM on 27 January, 2015 - 4:52 am
How to write a driver in matlab for aModbusTCP connection between windows pc and an IPC using xPC
1
reply
Analog and Digital Signal Separation
Posted by dcsengineer on 27 January, 2015 - 3:12 am
Analog and digital field cable segregation in marshaling cabinet