What are the actual Difference between Voltage restrained over current protection, 51V-R and Voltage controlled over current protection, 51V-C?
Impact on the I/O for a Re-located Instrument
Can you guys please advise me what will be the impact on the I/O for a re-located instrument.
What is the significance of Bleed Valve operation from start up to full loading a Gas Turbine?
Differences Between Droop Base Load & Isochronous?
What is the different between Droop Base Load & Isochronous Base Load system?
By Touhana on 30 April, 2017 - 8:36 am
i ask about running three power stations on droop mode. each power station has different speed and...
Looking for hard-copy editions of Mark V Maintenance, User, and Application manuals.
By Sardar99 on 30 April, 2017 - 3:31 am
> I can send you PDF copies and you can print them yourself. Please email this manual ...
Isolations During Off Line Water Wash GE 9FA
Off line water wash is not automated in GE 9FA DLN2.0 gas turbines
By elomoon on 30 April, 2017 - 3:20 am
Hello, Operating a 9 FB, we installed a set of valves in the tubing of the pressure transmitters...
Boiler Follow Mode and Turbine Follow Mode and Co-Ordinated Control
What is Boiler Follow Mode, Turbine Follow Mode and Coordinated Control?
By shwet on 30 April, 2017 - 3:18 am
i really wanna understand the PID for boiler master and CMC and its correction factors. that is...
Speed Pickups Sensing Speed at L14HR
Posted by chiranjeevi on 28 April, 2017 - 9:16 am
When machine is at rest, speed pickups are sensing speed up to 3200 rpm
By chiranjeevi on 30 April, 2017 - 2:51 am
distance b/w sensors was already fixed by the shaft casing. it is more than 10cm. are u talking...
By oskachiller on 28 April, 2017 - 11:57 pm
First : You should be confirm distance of this sensors its = 3.2 mm or not? if you setup this...
Creating a new .hmb File for MARK VI HMI
Create MARK VI HMI with acronis while turbine is online
In Moog servo, when and how to adjust the mechanical null bias
Qualitrol Lube Oil Level Part Number
Qualitrol lube oil level limit switches (71QL, 71QH) requires for frame 9E old unit
Seal Gas Detector in Gas Compressor
Please explain the requirement of seal gas detector in gas compressor BCL 500.
Software to Keep Track of Equipment Plot Plan
What software do you use and how do you use it to keep track equipment plot plan?
Recommended Low-Cost Modbus RTU Mixed-Signal Remote I/O Module
Seeking recommendations for a simple, low-cost Modbus remote I/O module w/ analog I/O, digital I/O, 2A+ relays
Designated Controller in Mark VIe
How is the designated controller defined?
By chiranjeevi on 28 April, 2017 - 8:49 am
CSA, As there is no C communicator in MARK VIe, but when panel is powered on, as designated...
Nuisance Process Trips Due to Nucleonic Detector
Nuisance process trip due to nucleonic level transmitter
By Titanic on 27 April, 2017 - 8:14 am
Hello at you, Which output signal it's use with nucleonic density gauge? If suppose it's a...
We have MARK VIe system for frame 5 GT'S. What are 125V DC PDM switches & diodes in the system?
By chiranjeevi on 28 April, 2017 - 9:06 am
CSA, What difference it will create for powering protective processors for J7X, Y, Z. Also...
By laplace1050 on 26 April, 2017 - 2:57 am
Hello ! Thank you Mr CSA for the answer. in ToolboxST you can find also document about PDM in...
Generator does not put out power until air filter removed and choke full open
Scale Error Before PID Loop?
Do I need to scale the error value before PID control algorithm? Error range -4095 to +4095, manipulation output range from 0-1800.
How to identify Turbine varnishing
By c2 on 27 April, 2017 - 1:25 pm
Varnishing.... I have looked into this and studied some of the main causes, and coming from an...
Changing/Configuring a New Channel in Mark VIe
Posted by chiranjeevi on 26 April, 2017 - 10:20 am
How do I change the IO channel configuration in the MARK VIe control system?
Sniffer SW for Modbus via radio with communication problems.
By Rocky on 27 April, 2017 - 7:34 am
Try this solution to sniff your Modbus data - https://www.eltima.com/modbus-tester-software.html...
Is there any option for restarting/resetting TWIDO PLC TWDLMDA20DRT?
LEL Detectors Regulations in Europe and USA
Reference to European and USA standards for placing of LEL detectors in oil and gas plants.
Frame 9E-Mark vie Servo Valve
Frame 9E-Marj Vie servo valve current values.
HP HMI for Material Handling
Looking for advice on using High Performance HMI graphics in Material Handling Applications.
RTU over Ethernet Problem
Servo Current Voting Mismatch for IGV
Posted by chiranjeevi on 25 April, 2017 - 3:47 am
Will servo current voting mismatch affect IVG
Third Harmonic in Alternator Neutral
How third harmonics can be found across in 3 phase alternator neutral to ground
Hitachi H-25 Gas Turbine Exhaust Spread and Wheel Space Temperature
Facing high exhaust temperature spread on our Hitachi H-25 gas turbine since August. After HGPI in October high exhaust temperature spread observed again on machine start up.
Boot loader, Firmware, Application Load in MARK VIE
Posted by Mohamed Oraby on 21 April, 2017 - 5:41 pm
Need to understand how these terms apply to Mark VIe