Posts from...Today, Tuesday, December 10, 2013
from the Forum department...Interface transmitter displacer type
The theory of displacer is when a body is immersed in a fluid, it loses weight equal to the liquid...
from the WonderWare Upgrade Failures department...WonderWare Upgrade Issues
Upgraded PC. WonderWare updated from 7.1 to 2012 R2 (10.6).
You may need to upgrade to a Ethernet processor also....
You will want to use the DA Servers that come with Intouch/WonderWare. WW Tech support can help....
By Benoit on 9 December, 2013 - 9:41 am -
Are you still using "DDE" communciation method within Intouch Window Maker access points,...
>Background: > >. . . The PC has a PKTX card that communicates with a SLC-504 ? Still...
from the serious department...Reverse Power Problem in Cummins Generator.
Reverse Power Problem.
from the Instrument &Control department...Control Valve Positioner Action & Travel Scale
Control Valve FF positioner (Masoneilan FVP-110) Action (Direct/Reverse) and travel scale range.
I also read the reference manual for FVP-110. Currently ACT_FAIL_ACTION parameter is set as: ...
By Jim Delaney on 8 December, 2013 - 8:02 pm -
1) >ACT_FAIL_ACTION for ATO is fail to Close. (as per project Instrument Data Sheet) 2)...
> What are the settings in parameter ACT_FAIL_ACTION for the ATO and ATC positioners? ...
from the Forum department...Inverted Pendulum Balancing
I have some theoretical questions about a problem with Inverted Pendulum Balancing
Any further help or tips about how to tune an LQR is still needed and will be very appreciated!!...
from the Forum department...TGR and EHG faults on FIJI Steam Turbine
TGR light fault and EHG light fault
from the Technical department...information about KWK meßwandler CT bushing
Looking for information about CT Bushing made by KWK Meßwandler GMBH, used in ABB transformers
from the Instrumentation department...Steam Flow DP located above the pipe
Does this setup make sense?
> http://postimg.org/image/6ypb2xnv1/ Do you have such type type of installation? Is it...
from the TURBINE - Co-Gen department...Load Hunting
Will Load hunting happen when turbine runs in parallel with 2 4MW Engine?
Senthil, We have no idea of the three gen-sets are paralleled with each other supplying an...
from the powerplant department...Going to Premix Mode from Lean Mode
why premix not done in GE FRAME9
abdi, Yes; CPD does seem low. Do all the CPD transmitters indicate the same pressure? How does...
By abdi on 8 December, 2013 - 6:02 am -
hi, AT TIME 15:03:30:500 FLAME at primary zone extinguished,then at time 15:03:46:500 the flame...
By 309EGuy on 7 December, 2013 - 7:54 pm -
Have you checked the operation of the tertiary manifold gas purge valves VA13-3 and VA13-4. We...
If the exhaust spread temperatures described by abdi are (as I suspect) in Celsius, they are...
So Abdi, slowly we are learning more about your problem, as CSA has said the more information you...
abdi, The spreads seem very high for a machine just coming off a HGPI. Since you seem...
By abdi on 6 December, 2013 - 2:58 am -
hi, flame is being extinguished, then flame detection in primary combustion zone is...
from the Forum department...DLN Frame 5
Why is IBH is compulsory when Fuel Gas pressure is lower than 21 barg?
Mustapha, If I understand this post and summary correctly, I think you have it slightly wrong. ...
from the INSTRUMENTATION department...EEPROM DOWN LOADER
How to download LVDT feed backs to HMI via eprom?
from the Domestic power supply 220VAC department...My earthing/Ground pin shows voltage
The earth pin of my domestic power supply is showing voltage since one month
By Bruce Durdle on 8 December, 2013 - 2:02 pm -
Whether or not the protective earth (PE) and power supply neutral (N) are connected depends on the...
By Dr R K Gupta on 8 December, 2013 - 2:59 am -
Thanks for reply. But neutral and earth are not connected together. These should never be. IN...
from the machinesRotating < 60 cycles/m department...Syncing two rotation machines
PLC engineer trying to sync two machines dropping on a conveyor. They drop say 50+times per minute.
Josey... see: http://www.control.com/thread/1026150987 Regards, Phil Corso...
from the Power Gen department...Can automation equipment / PLC program use States
Are most automation equipment broken down into finite state machine logic?
By Vladimir E. Zyubin on 8 December, 2013 - 6:42 am -
Hi, Jonathan We are just teaching student to program with the Reflex language and explain common...
from the Forum department...reactive power and fuel consumption
how can the reactive power affect the fuel consumption
By Engr. Md. Zakiul Hoque on 8 December, 2013 - 2:34 am -
I agree with you partially but not fully with your comment "this should increase the fuel...
from the engineering department...Additional sites to learn about Power Plant Engineering
Any other Sites around for electrical engineering and power plant engineering?
from the department of redundancy department...Interfacing with a GE Mark VI
What are the best practices in interfacing with a GE Mark VI?
Bob, most power plant site I have seen that are using GE gas turbines and an Ovation DCS are...
I was aware that the Mark VIe could be equipped with the ability to communicate via MODBUS without...
By Bob Larsen on 7 December, 2013 - 10:30 am -
We are installing a MarkVIe and will use EPM DCS to interface, building our own graphics and...
from the Help department...Formulas
Searching for information to work out formulas
from the Forum department...short circuit estimation
short circuit behaviour
Engineer… I directed you to the wrong reference, so here is the example solution: Using my...
It depends of the type of transformer (ej: Dyn11), the X% of transformer and the type of...
Engineer... if the transformer is fed from an infinite source, that is, there is no impedance...
By Curt Wuollet on 7 December, 2013 - 10:06 am -
First pass estimation is that it acts shorted as well as zero impedance is reflected into the...
from the All about the Qs department...Power Factor and Reactive Power Flow for grid compliance
Which way does reactive power flow according to Grid power factor requirements
I would agree, that, by convention with respect to the generator terminals a...
It will be absorbing reactive power....
Stefan, What kind of generator is to be connected to the grid? (In other words, is it a...
from the Thermal department...Connecting I/O cards between two PLCs
How to give the signal of one PLC to other PLC.
You Should use 230 VAC relay instead... DO of 2nd PLC will operate a relay whose contacts are...
from the Automation List department...Control Valve Choking
i have some confusion about control valve choking phenomena...
By bpchemicalengr on 6 December, 2013 - 1:57 pm -
How does the flow not decrease if dP decreases? Isn't dP the only driving force for flow through...
from the Electrical department...How to troubleshoot a PLC
What are the causes of PLCs breakdown/failure
By Ed Wilson on 5 December, 2013 - 11:07 pm -
Some PLCs retain their programs off battery power. If the unit has been in service for a few years...
from the Automation List department...Using a smartphone to communicate with RSLogix
Using a smartphone to communicate between RSLogix and PLC
By Ed Wilson on 5 December, 2013 - 11:02 pm -
I made a custom programs using VB.NET that I use to control automation systems with a smartphone...
from the can't see the forest for the trees department...PLC training
Looking for books or other references for PLC training.
By Ed Wilson on 5 December, 2013 - 10:41 pm -
Different brands of PLCs have completely different ways of programming. You need to look for...
from the HVAC department...24V ac power supply can be laid with control cables in same conduit.
24 v AC power supply can be laid with same conduit with control cables.
By d- on 5 December, 2013 - 8:39 pm -
that should work just fine...
from the Virtualisation of Centum Vp system department...Centum Vp and VMware
How to create a virtual Centum Vp Engineering Station?
I use VMware virtualization quite a bit and yes you can do all those things, but I think you need...
from the Operations department...Frame 6, Mark V GT
We are running Frame 6, Mark V GT ,only with gas.Has HRSG. GT for captive power generation in process plant steam for process
Pity the meek, for they shall inherit the earth.
-- Don Marquis