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Power Generation
Topic: Power generation equipment control.
from the Control& instrumentation department...
Synchronising Two Gas engines to share a load
Posted by Sam on 14 July, 2014 - 12:51 pm
Software and hardware required to enable two Gas Engines in Parallel mode operation to share the load in island operation?
Topic: Power generation equipment control.
from the Mechanical department...
Compressor Thrust
Originally posted by Izhar on 13 July, 2014 - 2:59 pm
What direction is the total thrust in a gas turbine?
New Replies:
Replying to Izhar's 13 July, 2014 - 2:59 pm post This gonna be a lengthy reply! What...
Topic: Power generation equipment control.
from the Forum department...
what does the "CROSS-TALK" mean?
Originally posted by shunli on 12 July, 2014 - 11:20 am
Please define Cross Talk and PCC
New Replies:
CSA, Thank you so much! And have a good journey! ...
shunli, Pcc - Pressure-Combustion Chamber (the pressure inside the combustion liner ...
Topic: Engineering and workplace issues.
from the electrical engineering department...
% impedance of power transformer
Originally posted by ramesh on 5 August, 2008 - 1:12 am
Elaborate on % impedance of power transformer.
New Replies:
Dear Sir, I am using 63kVA 20/.4kv, 4% impedance transformer. Will it have fault level current =...
Originally posted by Neo on 5 May, 2014 - 8:28 am
How to get a better understanding of gas turbine control?
New Replies:
CSA, First of all happy journey! Hope you'll enjoy a lot and come back even with more energy! ...
SB, Inversion masking. Okay. I have to make this short as I've just been given a last-minute...
Batman, You're very welcome. Thanks for the feedback!...
otised, I'm going to use 'Engineering Inertia' in the future, probably many times. You're so...
Thank you CSA. your explanation made me understand L4Y better, will start focusing on rest of the...
Question Regarding Inversion Masking ...
> I honestly don't know why it's set for 1.0 seconds, but I know it works. Engineering...
Batman, I likely didn't address your explanation of what's happening--but it's basically...
Batman, L4Y is used in other rungs, not just L4S. The reason there is a timer at all is to...
Thank you CSA for the quick reply in spite of your busy schedule. I'll summarize what I understand...
Neo, I think it will be best if we examine most every trip condition--not all of them--but...
Batman, Good on you for expanding your knowledge; it's very helpful for mechanical engineers to...
CSA Thank you again for this exciting journey,and i am willing to continue this journey until...
Dear CSA, I am a mechanical engineer by qualification, trying to understand GE 9FA control...
Topic: Power generation equipment control.
from the Power Generation department...
Getting a better understanding of GT control PART 2
Originally posted by Neo on 11 July, 2014 - 10:48 pm
Getting a better understanding of GT control PART 2.
New Replies:
CSA I am very happy for you to have a real journey! Our journey is not in hurry,so have a...
Neo, First, you (and anyone else reading this) is quite welcome for any help or insight I may...
Topic: Power generation equipment control.
from the maintenance department...
Operation of speed control loop FSRNV3
Originally posted by saha on 12 July, 2014 - 7:45 am
Operation of speed control loop FSRNV3
New Replies:
saha, GE frequently leaves some unused signals in the CSP--especially in Mark V. Sometimes, as...
Topic: Power generation equipment control.
from the Controls department...
GE Gas Turbine IGV angle
Originally posted by BND on 28 June, 2014 - 4:31 am
What is the logic? GTG is not operating in Temperature Control mode.
New Replies:
Sameh Salama: It is my honor that you think my response helps. I advise to read CSA's...
Neo thanks a lot for your valuable reply, my unit is simple cycle. to overcome my problem issue...
Neo, Here are the kind of questions one should ask after a careful reading of the original...
Topic: Power generation equipment control.
from the maintenance department...
FSR Startup Temperature
Originally posted by saha on 10 July, 2014 - 10:43 am
Compressor Discharge temperature & FSR startup (FSRSU)relationship
New Replies:
Dear CSA, Yes, you are right; CQTC (Compressor Air flow Temperature correction) is calculated...
saha, Please follow the CQTC signal from the input to the FSRSUV1 block back to where it is...
Originally posted by GIRISH on 13 January, 2009 - 4:56 am
I am working in CPP with 750 MW power generation capacity. There are 6 gas turbine generators. Generators have both overvoltage and overexcitation protection...
New Replies:
The answer of this question is clearly given in "IEEE Guide for Generator Protection": ...
Topic: Power generation equipment control.
from the INSTRUMENTATION department...
Problem with modbus getway
Originally posted by Not the real CSA on 9 July, 2014 - 5:32 pm
Communicating with Mark VI via HMI or getway
New Replies:
By Not the real CSA on 11 July, 2014 - 4:58 pm -
the DCS is EPKS Honeywell the communication before is very well MARK VI communicate with DCS...
First of all what DCS are you trying to link to? MKVI has a GSM protocol they use that is very...
Topic: Power generation equipment control.
from the Gas Turbine Controls department...
DLN1 facing secondary flame out during premix to lean lean
Originally posted by SSV on 9 July, 2014 - 2:01 pm
DLN1 facing secondary flame out during premix to lean lean
New Replies:
Thanks CSA, Response is quite useful. FYI, last major outage was 3 months before. There are no...
SSV, The process is that when TTRF1 drops below the Premix-to-Lean-Lean transfer point drop-out...
Topic: Engineering and workplace issues.
from the Forum department...
Dew Point temperature of Natural Gas
Originally posted by Lucky on 11 July, 2014 - 2:49 am
How to calculate the dew point temperature of the Natural Gas?
New Replies:
you have exceptional dry gas, in you case C3 drops out first, so condensation is not an issue for...
Lucky, I would imagine the turbines at your site have DLN-I combustors, because that's usually...
Topic: Power generation equipment control.
from the Forum department...
Mark VIe Cimplicity Command Freeze
Posted by Trimate on 11 July, 2014 - 12:51 pm
I have some problems regarding Mark VIe Cimplicity Software that its command cannot be activated (freeze status).
Topic: Power generation equipment control.
from the Forum department...
GE Mark VI/VIe HMI and Software Questions
Originally posted by Kevin on 8 July, 2014 - 8:17 pm
Specific questions about Mark VI and VIe.
New Replies:
Kevin, As I've said, I'm not really an expert by any stretch of the imagination on all the...
Topic: Power generation equipment control.
from the Technical dept. department...
Cannot Print alarms from MKVI control system
Originally posted by Nguyen Thanh Son on 7 July, 2014 - 12:18 pm
problem: Cannot Print alarm messages in MKVI control system
New Replies:
Nguyen Thanh Son, The Mark VI turbine control panel broadcasts alarms and events on the UDH. In...
Dear CSA, Thank you for your reply. My MKVI only has one printer, use for Alarm log and...
Originally posted by Ali on 7 July, 2014 - 10:09 pm
GE MARK VI for 7F DLN2.6 Machines
New Replies:
Ali, Thanks very much for the feedback! Also, congratulations on finding the problem!...
Dear CSA, I checked the toolbox and found that we have a faulty dew point sensor in the second...
Topic: Power generation equipment control.
from the Electrical department...
VFD AC Motor Issue
Posted by Franco Kew on 10 July, 2014 - 10:06 pm
Starting and running an ABB type AC motor
Topic: Power generation equipment control.
from the Gas Turbine Control department...
IGV position Trouble
Originally posted by samtronic on 4 July, 2014 - 4:48 pm
IGV feed back error
New Replies:
Dear Mambo thanks for guide. we start the unit by force and remove the force at FSNL. this is as...
Topic: Power generation equipment control.
from the INSTRUMENTATION department...
Calibrating SRV with HR pump
Originally posted by Not the real CSA on 9 July, 2014 - 7:45 pm
What is the correct procedure for calibrating SRV with HR pump

New Replies:
H.A.R., There have been sites that have successfully used some additional tubing sections and...
Topic: Power generation equipment control.
from the MARK-VIE SOE ALARM department...
MARK-VIE SOE ALARM
Originally posted by V K GUPTA on 6 July, 2014 - 9:00 am
MARK-VIE SOE ALARM APPEARED FREQUENTLY IN GT RUNNING OR STOP CONDITION
New Replies:
We will inform AC ripple voltage in next reply. We have 2 No earth grids and connected at...
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