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Control.com topic...
Power Generation
Topic: Application Questions and Problems
from the power generation department...
Generating electricity using household water pressure
Originally posted by Earl Smith on 21 March, 2008 - 11:46 pm
how can I generate 12 volts AC or DC using only household water pressure, and what is the smallest this generator can be? Can it be smaller than 120cc?
New Replies:
I've been interested in all the information on this topic. I have a small stream running right...
Topic: Local and wide area networking in factory automation.
from the Lost in the interface ... department...
ModBus - ModBus Plus - LONWorks
Originally posted by Bobb on 2 December, 2009 - 10:44 pm
In a Power Generation System, why would you use ModBus - ModPus Plus and LONWorks together?
New Replies:
Hello, what kind of issues are you experiencing? are you using OPC? Looking forward to...
I think that this issue arises because Cummins uses compressor controls with LonWorks protocols....
Topic: Open interfaces, software and hardware
from the Control department...
OPC Communication Errors
Originally posted by Sandy on 3 December, 2009 - 12:22 pm
OPC Server/client Communication Error
New Replies:
Hello Sandy, I am curious on how you have configured your OPC AE Server. Can you please...
Originally posted by Raj on 1 December, 2009 - 2:45 am
How Neutral Grounding Transformer / NGR prevents Damage of Generator
New Replies:
RAJ and SR... I urge you to search the Control List Archives for both NGR and NGT topics. It is not...
Yes Phil. During normal operation the effect is nil. During fault time it does not allow sudden...
Mr.SR, The Concept (inductance of transformer prevents backward flow of fault current...
Thank you Mr.SR. Suppose, if we remove the neutral (Ungrounded System instead of Impedance...
Simplistically, ground fault current flows out of the phase terminal, into ground, and returns...
SR... it is true that the distribution-type transformer in the NGT scheme adds an inductive...
Mr. Jan Thank you for Ur Response. I have explained in my above post, the same whatever you...
Yes Mr.Phil. I have searched Complete Control.com, everywhere ppl talked about choosing NGR &...
Hey If there is a fault in the phase side huge amount of current will flow to the fault as their...
Hi, Grounding resistor in the neutral will limit the ground fault current in case of an stator...
Raj... have you searched the Control.com Archives? Phil Corso...
Topic: Human-Machine Interface and SCADA.
from the Automation department...
MK5 MAKE "Access is denied"
Originally posted by ABB on 3 December, 2009 - 1:08 pm
errors after altering parameters in Cimplicity 4.0
New Replies:
Do you have two HMI's? I have seen this happen if you copy one HMI set of files to another using a...
Topic: Power generation equipment control.
from the Electrical department...
Mark VIe problem
Originally posted by rab on 1 December, 2009 - 2:33 am
All card failure in Mark VIe panel
New Replies:
we got same problems. you must contact Ge to install the last switches version....
You should have more then one cable plugged into R,S,T controllers you should have 3 cables one for...
otised, Depending on the age of this installation, the originator should have received written...
CSA: Sorry, I don't have a TIL number. I recently retired from GE and no longer have access to...
otised, If you have knowledge of some PSB or ETC or TIL related specifically to this problem,...
GE has discovered a problem with some of the network switches used in the IONET. Please contact GE...
Topic: Power generation equipment control.
from the Operation department...
Hydraulic oil leak from GCV3 control v/v
Originally posted by Paragkumar on 2 December, 2009 - 11:10 am
GE 7FA Hydraulic oil leak from GCV#03 v/v
New Replies:
In my opinion, in an emergency situation if you have to shut off the hydraulic pumps because of a...
Dear CSA, Same hydraulic oil pumps is used to jack the bearing while coasting down as well as on...
This is an excellent illustration of two very important aspects of maintenance & operation. ...
Topic: Power generation equipment control.
from the BB department...
F9 SLOW ROLL
Originally posted by BB on 12 November, 2009 - 4:27 am
SLOW ROLL issue
New Replies:
So, this isn't a new torque converter, it's rebuilt; it wasn't rebuilt by the OEM; and the problems...
CSA, Yes I'm not the original poster for this thread but I'm having similar problem. This...
sd, You're not the original poster, are you? You've just added your problem to this thread,...
Regarding the problem, after discussing with a lot of people who claims that the problem might not...
Topic: Power generation equipment control.
from the mechanical department...
load angle
Originally posted by mohan on 27 November, 2009 - 2:46 am
what is load ANGLE?
New Replies:
Mohan... certainly, just contact me off-list. Phil Corso (cepsicon [at] aol [dot] com) ...
Phil Corso, i am the person who posted this thread. As you said in your post (DEC 1st). i want...
Bruce, I have no aversion to maths; rather, I just think that in general it doesn't have much of...
Bruce... the Mechanalog Analogy you alluded to in your 27-Nov-09 post was devised by Prof S.B....
Mohan... obviously it is harder to describe "load-angle" than it is to...
Originally posted by Jack on 19 October, 2009 - 2:18 pm
How to change operation between motor, and generator?
New Replies:
If the battery is fully charged and always connected to the motor/generator, it will cause the...
Topic: Power generation equipment control.
from the mechanical department...
grid frequency
Originally posted by mohan on 28 November, 2009 - 3:25 am
What is meant by Grid frequency? How it is calculated?
New Replies:
"It is set by convention.". I would like to correct it like this, Generator Frequency,...
Originally posted by surya on 30 November, 2009 - 2:19 am
when frequency increasing suddenly, the load decreases and after sometime it is again increasing.
New Replies:
I would look at the problem from a different angle. I would say that your GT frequency (speed)...
I'm in total agreement with CSA... Response of your generator is very dependant on gen/system...
thank you for your reply, but i have still one doubt that when the speed of turbine increases the...
Topic: Engineering and workplace issues.
from the Delta Winding department...
Need for Delta Winding
Originally posted by Pramod on 28 November, 2009 - 1:19 am
Additional Delta Secondary Winding for Star-Star/Star Connected Station Transformer
New Replies:
Hey Usually YNynyn xmfr is not used. Please check it must be center tapped star on both...
Pramod... 9) Have you asked your vendors what will be the effects of single phase-to-earth...
Topic: Power generation equipment control.
from the Mechaical department...
Modified rankine cycle
Originally posted by mohan on 1 December, 2009 - 12:44 am
What is modified rankine cycle in power plant?
New Replies:
Modified rankine cycle reheats the steam between two different pressure stage turbine to increase...
Topic: Power generation equipment control.
from the EL-KUREIMAT POWER PLANT department...
MKV Generator Phase Current Values
Originally posted by GSA on 28 November, 2009 - 2:40 am
There is a difference between the phase currents of generator (17345, 17575, 976)A
New Replies:
GSA... what is generator's voltage and MVA? Phil Corso...
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