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Wednesday, April 24, 2019
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Rotor Generator slip ring
Posted by ebrahim on 12 July, 2013 - 3:38 pm
Rotor generator slip ring helical groove
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By CSA on 24 April, 2019 - 12:33 pm
arun, There is a really good World Wide Web Forum particularly suited for this type of question:...
By Arun on 24 April, 2019 - 7:19 am
How do we control shaft & slipring runout? What are the steps to ensure slipring runout...
MarkV Servo Range
Posted by sid100 on 24 April, 2019 - 12:10 pm
How to check servo range from IO_CGF.LST File in MarkV?
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Why Need Submersible Marine Liquid Level Sensor?
Posted by Holykell on 24 April, 2019 - 3:59 am
Is it necessary to use a submersible marine liquid level sensor for measuring seawater level?
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By Walt Boyes Netcom on 24 April, 2019 - 11:25 am
Saltwater and the marine environment are extremely corrosive. I would not ever use a sensor rated...
Electrical Energy Measurement
Posted by shaheed on 24 April, 2019 - 4:02 am
Calculation requested for Multiplying factor for Electrical Energy Meter where there is difference in meter volt and PT volt.
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Cause of Reverse Power
Posted by blackstoneboy on 15 January, 2009 - 8:33 am
Cause of reverse power.
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By briancacayuran on 24 April, 2019 - 2:33 am
Sir what if your voltage is decreasing? Is the reverse power will occur??? >Or to test, also...
Modbus Communication from S7 400 to PSCA GE Module
Posted by Filimone on 24 April, 2019 - 1:56 am
After upgrade from S7 315-2 DP processor to S7 414-4H, receiving bad quality data error
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Aeroderivative Engine PGT25+G4
Posted by shahabas on 22 April, 2019 - 3:03 am
Why there is no electrical pump in aeroderivative engine?
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By shahabas on 24 April, 2019 - 1:14 am
Thank you very much sir. I understand perfectly. While go through p&id, I couldn't...
By CSA on 23 April, 2019 - 11:31 am
shahabas, Synthetic oil has some very different properties than hydrocarbon-based...
By shahabas on 23 April, 2019 - 12:53 am
Hi sir, Thanks for your reply. I have a question, during first startup. How the AGB will...
By CSA on 22 April, 2019 - 10:30 am
shahabas, Why do you believe it would be beneficial to change the pump driver? The engine is...
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Simulator for GE Mark VI
Posted by engsofian on 1 April, 2019 - 2:15 pm
What is the procedure for the setup of GE Mark VI simulation?
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By VICPAS_HMI_Part on 24 April, 2019 - 1:01 am
Do you have to download related software?...
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EGT 20 Deg C Lower Than Expected
Posted by wanfauzan on 17 April, 2019 - 2:51 am
During cogen plant commissioning, EGT during full load is 20 deg C lower than expected, which results in less steam in HRSG simple recovery. Can the EGT be increased will IGV setting?
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By David_2 on 23 April, 2019 - 8:54 pm
>during commissioning Hmmmmm, so it's probably never read the expected temperature? Are...
By otised on 19 April, 2019 - 10:05 pm
>we will try to adjust the IGV setting next week. My concern >is the mass flow reduction...
By wanfauzan on 19 April, 2019 - 6:01 am
>It's certain we don't know all the details of the >situation. So about all that can be said...
By CSA on 18 April, 2019 - 9:14 am
It's certain we don't know all the details of the situation. So about all that can be said is this:...
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Motor Protection Questions
Posted by monkey77 on 22 April, 2019 - 1:36 pm
MPCB's, Contactors and Overload relays
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By d on 23 April, 2019 - 6:36 pm
How big is the motor (KVA or KW), and the use?...
By Hugo on 23 April, 2019 - 2:14 pm
The breaker protects the power circuit from faults. The contactor is there for control of the motor...
By tony_war on 23 April, 2019 - 11:50 am
Any motor requires both overload and magnetic protection, because the first is related to the...
By d on 23 April, 2019 - 6:32 am
You've given a perfect description of why they are used. Fuses can fail, breakers can fail, and you...
Auxiliary Boiler
Posted by SSAAFF on 23 April, 2019 - 1:22 pm
Definition of what a hot standby for auxiliary boiler is
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Mark V Manuals
Posted by bill_080 on 29 October, 2006 - 8:03 pm
Are there other Mark V manuals that I should have?
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By K.BARJOUEI on 23 April, 2019 - 3:17 am
Hi, Could you please send me all mark v manuals and notes you have. thanks for your kindly...
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How to Control Exhaust Temperatures?
Posted by farhankhan2019 on 22 April, 2019 - 7:52 am
We have GE Frame 9E machines control is of GE MARK-VIe. We want to control exhaust temperature of turbine.
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By CSA on 22 April, 2019 - 10:42 am
farhankhan2019, This is a question best answered by working with GE to ensure you are...
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Sinamics v20 f2 Fault (Overvoltage) While Running
Posted by robb_IE on 29 November, 2018 - 12:00 pm
Overvoltage fault during running on 1/2 HP fan with Siemens v20.
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By Ash on 22 April, 2019 - 7:08 am
I have the same issue. The P210 is for voltage rated. I already set 480V but it still happened. ...
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IGV Control On
Posted by Chromatin on 14 April, 2019 - 2:02 am
Why does inlet air temperature increase? Is it because IGV control is on?
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By shahabas on 22 April, 2019 - 3:32 am
GT at low load and the IGV at minimum angle, the IBH valve will open around 5% flow rate, that is...
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Bailey INFI90 DCS
Posted by matifou on 9 April, 2019 - 5:51 am
BAILEY INFI90 DCS obsolescence
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By matifou on 21 April, 2019 - 12:32 pm
sorry raymundo, I look forward to reading from you! :) >Thank you very much for your time. My...
By matifou on 21 April, 2019 - 11:40 am
hi Raymund, Thank you very much for your time. My email is dellpc1789(a)gmail.com. I look...
By Raymundo D. Balderas on 16 April, 2019 - 11:22 pm
Hi out there: Infi90 in a very powerful DCS, althought it is in its classic phase it is not at...
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Measuring Steam Quality
Posted by ryanb on 18 April, 2019 - 4:00 pm
Need a good way to measure the quality (dryness fraction) of saturated steam going into a hospital sterilizer.
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By d on 20 April, 2019 - 9:12 am
Agreed on the technical definition of saturated steam, but the issue is a matter of "dryness...
By otised on 19 April, 2019 - 10:18 pm
>As long as you have a properly calibrated temperature >sensor in the incoming steam, the...
By d on 19 April, 2019 - 8:43 am
As long as you have a properly calibrated temperature sensor in the incoming steam, the amount of...
AGC Fail in Power Plant
Posted by loghman on 20 April, 2019 - 2:52 am
When the unit is under control of AGC, which conditions causes that the unit gets out from Remote control?
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GE Frame-9E Standard Combustion Machine
Posted by rokan_123 on 6 April, 2019 - 1:04 pm
GE-9E Load behaviour in Temperature control mode ON & OFF are different.
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By rokan_123 on 19 April, 2019 - 8:10 pm
Dear CSA Thank you very much for nice explanation. Regards, Rokan...
By CSA on 17 April, 2019 - 1:48 pm
rokan_123 NOW we're getting somewhere. Alarms DO mean something!!! FSR Temperature Reference...
By rokan_123 on 17 April, 2019 - 9:51 am
Dear CSA, The following data so far I have collected from MarkVIe. GT(SC) ...
GE Fanuc 90-70 Backup
Posted by kld_rm on 19 April, 2019 - 10:19 am
Backup of PLC GEFanuc 90-70 on laptop.
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Reversing an Allen Bradley Servo
Posted by dgauthier54 on 17 April, 2019 - 9:56 pm
Reverse a servo, Allen-Bradley 2094-AM02 module, on an existing, proven machine.
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By dgauthier54 on 18 April, 2019 - 10:06 pm
Thanks. Good to know. ...
By James Ingraham on 18 April, 2019 - 3:46 pm
You can just change the motion polarity in the property panel. No need to do a test, since you...
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RO Calculation for Flow Measurement
Posted by sfatehi on 17 April, 2019 - 7:00 am
RO calculation for variable area flowmeter before it.
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By W.L. Mostia on 18 April, 2019 - 4:26 pm
We need a bit of more information. What do you mean when you said this: "First of all...
By d on 17 April, 2019 - 12:45 pm
Some seal gas installations also use a pressure regulator upstream of the variable area meter....
By d on 17 April, 2019 - 11:22 am
The RO's are likely for safety to limit the max flow. The variable area meters typically have an...
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Engine Exhaust Temperature Sensor (Thermocouple)
Posted by rakibcnrd on 17 April, 2019 - 12:43 am
Engine head thermocouple installation process.
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By David_2 on 18 April, 2019 - 12:31 pm
It's not a question of accuracy (comparison to a known certified standard). It's a question of how...
Submersible Hydrostatic Pressure Level Sensor: the best solution of static pressure level measurement
Posted by Holykell on 17 April, 2019 - 3:16 am
Submersible hydrostatic pressure level transducer uses a pressure level sensor of 316L stainless steel housing and MEAS TE diffusion silicon core as the signal measuring component
Communication Fault in Bailey DCS800xA System
Posted by jabbi_king on 17 April, 2019 - 2:12 am
Communication fault in NCOMMERR on IMMFP02 in DCS800xA System after upgrade from INFI 90
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Grounding an Equipment Enclosure
Posted by magic_din on 13 April, 2019 - 5:04 am
Grounding an equipment enclosure to an available TGB
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By d on 16 April, 2019 - 1:54 pm
Is this what you are dealing with? "Type 1 [NEMA] Enclosures constructed for indoor use to...
By magic_din on 16 April, 2019 - 5:38 am
I didn't state enough info. Assume no place to lug on the outside of enclosure, and no built in...
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Should I use a Regenerative Drive?
Posted by imran0413 on 15 March, 2019 - 1:51 am
Load is driving motor so motor is actually working as generator. Is there any advantage of installing Regenerative drive?
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By imran0413 on 16 April, 2019 - 4:29 am
Presently we are using standard squirrel cage motors without drives. DOL starting and for soft...
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GE frame V Gas Turbine Starting Device Trip
Posted by SANJAY MALLIK on 15 April, 2019 - 3:40 pm
GE frame V gas turbine trip due to starting device trip at 2200-2300 rpm during startup where as starting diesel speed is 1900 rpm.it happens 4 to 5 times during startup.
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By Esoteric_Stone on 16 April, 2019 - 4:05 am
Sanjay Probably more information is required to know what was wrong at your site. Can you...
By CSA on 15 April, 2019 - 6:43 pm
SANJAY MALLIK, You need to look at the rung for the Starting Device Trip alarm to determine what...
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Combined Cycle Power Plant Start Up
Posted by rokan_123 on 12 February, 2019 - 12:43 pm
Controlling Vertical Type HRSG's HP drum metal temperature during start up with GE Frame-9E Dual Fuel standard combustion Gas Turbine.
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By CSA on 15 April, 2019 - 2:35 pm
rokan_123, Thanks for the feedback, but this is from your original post to this thread: ...