Gas Turbine IBH Valve Opening Without Any Command
GE Frame 6 B Turbine Inlet Bleed Heating Valve opening without any command.
Contaminants are accumulating on the lens of the flame scanner on the coal-fired burner even with purge air being sourced from the core air fan
By d on 14 April, 2018 - 12:16 pm
As many as two separate purge connections are required for particularly dirty gases, with a gate...
Heat Exchanger Not Working Properly
In heat exchanger the Control Valve in the steam inlet line keeps hunting now and then.What could be the reason?
Starting means turbine shaft fail to break turbine away
When we try to put the machine to turning we get the following trip "Starting means turbine shaft fail to break turbine away"
High Voltage Motor Temperature Rise
A high voltage motor temperature increased after rewinding.
NIST has released a draft for comments of a publication on Cyber Resiliency
Best method for this scenario
By Ashton on 12 April, 2018 - 10:17 pm
Ethernet cards are no longer available for the 90-30 series PLC. I plan on using the existing...
Air-Cooling Unit Outlet Temperature Control
Distillation column has air-cooling unit outlet temperature control problem.
By Hans H. Eder on 12 April, 2018 - 6:50 am
Lowering the PID execution frequency is not going to help. The better approach: First try to get...
How can one go about developing a SECS/GEM protocol driver?
By Jesse Stone on 12 April, 2018 - 3:42 am
open source code in C++ http://fatalfeel.blogspot.tw/2013/09/secsgem-open-source-for-windows.h tml...
Condenser Pressure and Steam Turbine Output
Condenser pressure shift with no change in steam turbine output.
Need advice about using 4C or 2Pair cable for MOV instrument that has 2DI and 2DO command to the PCP panel.
We have DP orifice 0~500 mbar. We also have P&T compensation and display value in MMSCFD
Accident Shutdown of Hydro Generator
Accident shutdown of two hydro generator working without load (less that 200 kW) while energizing a power transformer of 12.5 MVA, 110kV/30kV. Can someone explain this phenomenon?
Matrix SSR/triac Switching
Posted by queenidog on 6 April, 2018 - 1:47 pm
Leakage in SSR matrix. How to fix?
Problem with Siemens Fieldbus positioners
Connection Failure with Fieldbus Siemens positioners
By satish on 4 April, 2018 - 10:48 am
hello, Please give me help - this project water level controller using fuzzy logic base on plc....
By Kazemi on 4 April, 2018 - 6:25 am
DEAR MR. Hasseli, We are faced with the same problem here with Siemens positioners as the...
Can anyone explain what is meant by Transmitter burnout and Burnout direction setting?
By Swarna Balaji on 3 April, 2018 - 3:31 am
If any transmitter fails, it is necessary to protect the process. During ordering of the...
Effect of Fuel Gas Temperature for Gas Turbine
Effect of Fuel gas temperature for Gas turbine (GE make)
Increasing Power in Synchronous Generator
We have a STG the output power is 26 MW I need to increase it to 31.2 MW
Looking for alternative OPC Server for Yokogawa Centum VP DCS
By LanceR on 28 March, 2018 - 12:32 pm
Well, we do have ExaOPC, and I cannot get KepServerEX OPC Client Suite to connect to it. I can use...
Panel-mount Volt/Amp Meter Sourcing
Can't find appropriate volt/amp meters for high voltage applications. What are my options?
Exhaust Temp Spread Trip after Selecting IGV Temp Match
The GT trips on high exhaust temperature spread after selecting IGV Temp Matching (transfer from SC into CC)
Short circuit current knowing the impedance per phase
GE Frame 9E Turning Mode Maximum Hours
Turning gear maximum hours, is it normal to put one stand-by turbine on continous turning lasting for10 days?
Need to understand how the negative half of a zener diode clipping circuit is clipped at the cathode end of the zener.