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  1. grajesh

    Cause of Reverse Power

    "When you try to reduce the load by reducing the opening of flow control mechanism the actual load will go up first for about 3-5 seconds before it eventually goes down. I will tell you why these are true. " We too waiting for your reply. Take care G.Rajesh
  2. grajesh

    Unloading interval

    Thank you Otised & Riko for your feedback's. We too noticed in manual that stop command can be given at base load. Earlier we had confused with emergency stop command. Thanks again. Take care G.Rajesh
  3. grajesh

    Unloading interval

    Dears, What could be the best practice to stop the GE Frame-9E machine while on 100% load (100 MW)? The reason we are asking that, grid control room are asked us to stop the machine immediately when they feel not necessary. As of now we are going for unloading at 10 MW interval and once...
  4. grajesh

    JAW CLUTCH DISENGAGES AT 36% TNH

    Well explained!!
  5. grajesh

    Moog servo valve

    Iqbal, Congrats you have succeeded in null bias adjustment. Thanks CSA for more information. Take care G.Rajesh
  6. grajesh

    Ratchet problem

    Hai, We had this type of issue many times. Please look the below thread for more details http://www.control.com/thread/1323326130 One more thing you can verify that, cylinders which used for engaging and De-engaging the shaft. This cylinders are hydraulically engaged and return by...
  7. grajesh

    EEX d + INSTRINSICALLY SAFE

    Useful thread. G.Rajesh
  8. grajesh

    MARK V COMM IO LOSS TRIP

    As CSA said, It seems some critical inputs might be configured to <C> and communication lost caused for tip. Please verify the connectivity of the ribbon cable which is connected between <Q> (if TMR R, S T)and <C>. Take care G.Rajesh
  9. grajesh

    Air inlet DP high

    Now summer has started and DP is not going more than 95 mmH2O. We are practicing to stop the pulse cleaning during raining season. Thank you again for all your feedback's. Take care G.Rajesh
  10. grajesh

    Mark 5 diagnostic alarms

    Mike, Since all LVDT's are reading nearly same voltage it won't be a field problem. You can try to swap the card where LVDT # 2 is connected with the other one (LVDT # 1 or 3). Take care G.Rajesh
  11. grajesh

    Why 250mA fuse for 4-20mA analog input?

    Interesting topic, we too eager to know. Take care G.Rajesh
  12. grajesh

    GE frame 6 IVG issue

    Andrew, " turbine was shut down and an igv filter and servo replaced, lvdt calibrated," Since you can move IGV when it was not running. Then problem won't be with servo valve and servo line filter. Have you measure IGV angle with protector? if yes are they matching with the display...
  13. grajesh

    Mark V Power Supplies

    Good reply by CSA. Take care G.Rajesh
  14. grajesh

    Air inlet DP high

    Thank you ALL for your valuable feedback. Since we have 3 days holiday I couldn't reply. SB Usually Rain louvers are installed at filters house of gas turbine, which do collect rain and drain out, So what is arrangement at your site and earlier in the morning what is the behaviour of...
  15. grajesh

    Air inlet DP high

    Thank you CSA as usual valuable feedback!! Well, the DP is fluctuating from 110 to 230 mmH2O. During rain and early morning it was at high side and during day time it is in normal state. CPD is maintaining same at both sides. So except than replacing the filters, can do anything to...
  16. grajesh

    Air inlet DP high

    waiting for your feedback!! Thank you G.Rajesh
  17. grajesh

    Air inlet DP high

    Good day!! If air inlet greater than the alarm limit (180 mmH2O), what precaution should be taken? Will it advisable to force the automatic shutdown logic L63TFH to zero? There is no difference in CPD. Take care G.Rajesh
  18. grajesh

    Instrument couse for Construction

    Hi, There are lot of courses are being conducted for I&C professional throughout the world. Since you are working in construction field, it'll useful to learn more about calibration methods, working principle of flow meters and other filed instruments like temperature / pressure...
  19. grajesh

    Mark V card revision

    Good to know your problems is solved. Take care G.Rajesh
  20. grajesh

    Mark V card revision

    Generally new version card should not give any synch issue. Please check for any other diagnostic alarm. Take care G.Rajesh
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