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Hello All, Adding to my last queries for this thread,I just checked some frame 6B P&IDs, and the designation and emplacement of these thermocouples are shown in P&ID called "Control devices- Turbine.” Best for all James

Hello and good day, I was reading your post, and had look on the web research and find a operation manual from OEM; Did you first have a look on this manual ? If not i suggest you to study the OEM manual by this way you will have better picture on your issue and how to resolve it...

Good day, I would suggest you to give a precise identification part number of these thermocouples. As for Frame 6b I found differentes thermocouples with A01 A02 designation. These thermocouples are designated for monitoring the Wheelspace temperature. They are installed in 2ND OR THIRD...

Dear Absado, You can drop me an email with the document. I will study it and try to give you my opinion on such issue that you got at site. Also, Did you get some trends (during this event) or views from other devices such Protection relay (s) or AVR ...,? By this way you are be able to...

Dear Absado, I am Formely AVR GENERATOR PROTECTION PANELS commissioning engineer. I would like to know how about the Configuration of the plant (electrical single line diagram). The possible cause of this undervolatge trips can be various. Looks like one of my experienced issue on...

Hi M Oulhadj I would help you. If you can, tell us what kind or error message or other annunciation about communication between PDH /DCS... Since you didnt tell us if hmi/toolbox is displaying any data communications error other messages... Regards, James

Hi Adem How is things at your side? I know that transfer from gas top liquid can be sources of issues some times. I experienced that issue in one site with units using Naptha and benzene distillate. Yes we can exchange via email. You can let your email here and I will try to have a...

Hi Adem, Again i Would suggest you to have some trends and view from the signals existing in the logic of the liquid fuel flow command. Looks like you have excessive fuel flow during start up.... I have a power point with me explaining the rca of such trip you got Here is the link ...

Hello Adem, We don't have enough information yet but I will try to some interesting information extracted. You should have a look on Operating & Manuals. Here is some indication from GE manuals to help you: If you are on Liquid fuel and if flow divider speed FQL1 is higher than...

Hello Sir I would like to help with some advises for this case. You did not tell by which reason 88WC 1 or 2 tripped? I don't have the p&ids for the Water cooling systems on the frame 9E, but philosophy is the same for this system. Try to have look on process diagrams and see with local...

Hi I would suggest you these kind of equipments compatible for all OEMs Search on the web: DEIF AGC4 or AGC-150 They offer kind of load sharing paralleling and operation modules depending on what your need for your all plant and capacity of the gensets. Here is a link...

Hello Sir, Regarding the questions you are asking some questions coming through my mind: In order to try to facilitate troubleshooting of the site issue I would ask you: 1- You should have a look on the commissioning report for the Generator control protection panel. 2- I am not...

Dear Faisal, I was reading your last post, and I am trying to get some support on this question. I am ex Alstom power plants Overall controls concept expert engineer. Your case need to be more detailed as what type of machine units OEMs configuration single shaft or not ...

Hi Robb_EI, I was reading your post on VFD overvolatage fault and i found this very interesting article. Here is the link if you want to troublesshoot this problem by adjusting the decelarating time ramp or other parameter to adjust: https://www.precision-elec.com/vfd-overvoltage-fault/...

Hi Glenmorangie Hope all is well I am willing to work on mark6e on various projects worldwide. Could you please try to support me on some documents or other technicals supports?? I would really appreciate it. Kind Regards, Jamal

Hi Sir, I suggest you to have a look on this "i think" useful doc. You may have precious information regarding throttle valve hunting chattering cases studies /troubleshooting... and resolution of problems . Here is the link...

>Hi, Hi I am new member of this forum. Would suggest you to read and take some notes from the document and the link herebelow: Chapter 16 Active Filter Design Techniques http://alignment.hep.brandeis.edu/Lab/Filter/Filter.html Its a well documented file for designing a filter...

Rajat I suggest you to take a look on the worldwide web there is couple of good explained video on this subject. I post here a link on one of them to have a good and clear idea of braking generation, and dynamic braking: Electrical Braking Types [Animated] | Regenerative, Dynamic &...

CSA, I thank you so much for your clear first approach and explaination on how to troubleshoot kind of issue. Actually I left the site in question, but I told customer that he shoul refer to GE for such queries . As it may interfere with safety of personnel and equipment, I can not take...