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Distillate fuel servo calibration
New Replies:
Mike Borelli,
You are most welcome for any insights I have provided.
AutoCal on the Mark V...
ESKAY,
LOCATE LOW and LOCATE HIGH are used to tell the Mark IV what position (in percent of...
Mike Borelli,
I'm presuming you are referring to a Mark V Speedtronic turbine control panel...
ESKAY,
I now see you are asking new and different questions, and the information you are...
ESKAY,
I sense your frustration. I, too, for a couple of years as a new GE employee was under...
ESKAY,
I thought we'd been over this before....
http://www.control.com/thread/1336557419
...
ESKAY,
This idea of "calibrating servo-operated devices" on GE-design heavy duty gas...
Where are the lube oil heaters located?
New Replies:
Davidmcc,
As a former GE employee (I no longer work for GE) I don't have access to any of their...
Davidmcc,
Good to hear you have located the heaters. Sounds like a very circuitous route--and...
Davidmcc,
Typically, the immersion heaters used on GE-design heavy duty gas turbines are in...
Generator Operation
New Replies:
Presuming the Moderator's Note is correct, and the original poster is talking about synchronous...
need volume info
New Replies:
As others have said, it cannot be done without knowing any one of the parameters: height, diameter...
we had a problem in the ratchet mechanism
New Replies:
You haven't told us what Frame size the machine is, or what kind of hydraulic ratchet system you...
What is meant integrator convergence gain for servo regulator?
New Replies:
vm,
That value, while field-adjustable, is not meant to be "tuned" in the field. It is...
We are running Frame 6, Mark V GT ,only with gas.Has HRSG. GT for captive power generation in process plant steam for process
New Replies:
Sunil,
When did this problem start? After one of the cards you listed was...
Load running at limitation when running on fuel oil.
New Replies:
STEVEN,
I don't know of any way to test for passing of the liquid fuel bypass valve when the...
If the water injection pump trips, what will happen to GT exhaust temperature?
New Replies:
Akhtar,
Water injection definitely has an effect on exhaust temperature, but not as much as some...
How to change over Hydraulic oil filter in frame6B GE gas turbine, while the Gas turbine is in service.
New Replies:
Bob Johnston,
I have seen some non-GE packaged units which did not have transfer fill valves,...
FSR fuel reference - margin of FSR warm up
New Replies:
MWO,
I don't have a copy of Toolbox or a .m6b file for a gas turbine to review. To be specific,...
MWO,
Certainly a diesel starting means which is not being controlled correctly could be the cause...
MWO,
There are a couple of different versions of FSRMIN and the "programming" used to...
Mark VI IONet N-Tron Network switches keep on failing, RCA needed
New Replies:
Sagir,
Is it possible that the Rev. C switch failures have caused some problem(s) with the 28 VDC...
Low output after smoke coming out from the extraction pipe from bearing #2
New Replies:
Fyzal,
If this is a problem with some kind of L.O. leak in the #2 Brg. area (which is what I...
Fyzal,
If I recall correctly some Frame 9E machines also had a strainer/separator underneath the...
Fyzal,
How long was "smoke" seen coming from the vent pipe?
Is there any idea how...
MVAR suddenly dropped from 6.5 MVAR to -20.6 MVAR
New Replies:
Djafer,
Likely Cause:
Excitation regulator went to "minimum" on the GT that went to...
igv unable to attain 86 igv maximun angle is 62
New Replies:
If the hydraulic is left in place to keep the IGVs open and the turbine trips and the IGVs can't...
What causes diagnostic "LVDT position diffhigh REG#5"?
New Replies:
Mike Borrelli,
It would seem you have a GE Mark V HMI (running MS-Windows and CIMPLICITY). The...
For some reason, the Mark V is seeing a difference that exceeds a preset (and undocumented) limit...
How to detect & handling Thermocouple failed ckt in Mark V.
New Replies:
Ki_ran_r,
GE sets the failure mode for the thermocouples in the PROMs on the cards that handle...
On the LCC display on Core R on Mark-V control shows a message Bad Agente Id when I tried to change the ID on a DS200SDCC used on Core D before.
New Replies:
Elvin Aponte,
It would seem we don't have all the information.
The only cause I've ever seen...
It's not possible to take a working <B> SDCC and substitute it for a working <Q> SDCC....
What purpose do inductive VARs serve in an electrical grid?
New Replies:
Hector C,
There is a saying in the power generation industry:
"Lagging VArs feed a...
how to configure PD for AC power input?
New Replies:
David McC,
The Mark V TCPS power supply cards and TCEAs require 125 VDC, and cannot be powered...
what is the best way to answer
New Replies:
> As a side note, I must have passed my interview questions. I'm back in the automation business...
Why tripping given for steam turbine for trip oil
New Replies:
GM,
If the unit is not under some kind of warranty, you are free to do whatever you want to...
This thread is getting off track. Trip Oil is used on STOP valves, not generally on control...
Mk6b control status. status is showing minor difference.
New Replies:
ESKAY,
This is information which was not provided in the original post.
If you changed the...
Air inlet greater than the alarm limit (180 mmH2O)
New Replies:
Rain louvers are certainly an option, but one has to ask: How long has the site been having this...
G.Rajesh.
There should be an alarm switch and at least one shutdown switch (which are set...
why vibration sensors output is adjusted for -10v for different sensitivity sensors?
New Replies:
GJA,
Very good explanation and recommendations.
Would you please estimate how many bad new...
Need some info on modeling AC generation.
New Replies:
Dave,
Yes; this has been dealt with before on this site, though there hasn't always been...
Dave,
Here's how I would explain your scenario, from a slightly different perspective. When a...
Hello, Dave,
(Wow--that was a deja vu moment! Like something out of '2001: A Space Odyssey.')
...
Fuel and Load Hunting after Full speed and massive with generator breaker closed
New Replies:
Ahmad,
One other very common cause of instability and hunting is liquid fuel supply pressure....
Ahmad,
I don't think you're going to find much experience here with Ovation control systems on...
Diffuser leakage
New Replies:
Searching,
Yes. Heat causes expansion, and expansion of a bearing housing can cause alignment...
Procedure for selection of gas turbine and steam turbine for a combined cycle power plant.
New Replies:
Suman,
The only question we can possibly answer based on the information provided is the one...
How to bring GT from Base load to Full speed no load manually??
New Replies:
sriram sandeep,
It would be done exactly as you describe. Unload the machine (manually or...
Why we need to kept GCB as a synchronisation breaker for gas turbine instead of using the line breaker as like steam turbine..
New Replies:
sriram sandeep,
Some sites synchronize the gas turbine generator across a breaker that is on the...
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