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What is Droop setting in Governor of Generators? How Load of Generators in parallel is controlled? 

Electro Globe
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In this video Speed Droop is explained with an example with respect to the following points.
1. Droop Characteristics of Generators & its significance
2. Isochronous Mode
3. Speed droop & Voltage droop
4. Load share control with droop reference speed setting
Note: Please consider Y axis Scale as 50Hz, 50.5Hz, 51Hz, 51.5Hz and so on.
Video URL: • What is Droop setting ...
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#droopsetting #speeddroopcharacteristics #generatorinparallel #droopgenerator

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12 июн 2020

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Комментарии : 36   
@abutaqiysayyaf5326
@abutaqiysayyaf5326 2 года назад
Good.. excellent explanation
@ElectroGlobe1
@ElectroGlobe1 2 года назад
Thank you for the comment
@vuanhtuan673
@vuanhtuan673 2 года назад
Really helpful for my knowledge. I appreciate your contribution
@ElectroGlobe1
@ElectroGlobe1 2 года назад
Thank you for the comment.
@vasilemocanu6105
@vasilemocanu6105 Год назад
I know that in an "electrical plant" consisting in some generator operating in parallel in droop mode control, the load is shared proportional with their rating. In this case, with generators ratings: 500, 300 and 600 MVA, the shared load for each generator will be around 72% from each rating. This means that the shared load for each generator will be: 357, 214 and respectively 432MVA for the third generator.
@ElectroGlobe1
@ElectroGlobe1 Год назад
Thank you for the comment.
@fromzerotohero6190
@fromzerotohero6190 Год назад
Hello.. If we using Auto Synchronizing module such as DSE 8610 , should we still to Apply droop to the AVR and Governor it self? Notes : Dse 8610 Biasing the analog voltage from 0-10 Vdc to the AVR and GOV.. Please advice thanks
@muhammadganji1529
@muhammadganji1529 7 месяцев назад
It’s very useful for me
@crappie72
@crappie72 Год назад
great explanation
@ElectroGlobe1
@ElectroGlobe1 Год назад
Thank you for the comment
@p.cristian4109
@p.cristian4109 2 года назад
Excellent :)
@ElectroGlobe1
@ElectroGlobe1 2 года назад
Thank you for the comment
@kuldiful
@kuldiful 11 месяцев назад
describe very clearly
@ElectroGlobe1
@ElectroGlobe1 11 месяцев назад
Thank you for the comment.
@derina.maleek9408
@derina.maleek9408 2 года назад
Thanks
@ElectroGlobe1
@ElectroGlobe1 2 года назад
Welcome
@mohamedabdelrashid6328
@mohamedabdelrashid6328 3 года назад
Time @1.01, is the droop speed equation divided by No-load speed or Full load speed?
@ElectroGlobe1
@ElectroGlobe1 3 года назад
Thank you for the comment. % Droop = [(Speed at no load - Speed at full load) /No load speed] x100
@nawzy202
@nawzy202 Год назад
Maybe someone can help me here i got a 12.7 Detroit series 60 in a semi truck. I been going through ecm tuning it truck made planty of power on dyno. But i still don't know what lsg droop rpm does default settings are 125 droop rpm is their any benefits or draw back's changing this to higher or lower value? Max value is 150
@cyrusquwwah6208
@cyrusquwwah6208 2 месяца назад
Considering the y scale follow the description box, the droop should 1.96%. Is it true? Speed droop: (51hz - 50hz)/51hz
@ElectroGlobe1
@ElectroGlobe1 2 месяца назад
Thank you for the comment. The query raised by you is explained in the description. Please check the description. Observation is appreciated. Thank you.
@luabd1010
@luabd1010 3 года назад
Excellent Can you run two generators in isochronous modes in parallel? Thank you
@ElectroGlobe1
@ElectroGlobe1 3 года назад
Yes. It is possible
@johanburger6109
@johanburger6109 3 года назад
I read somewhere that you can't. They fight each other and eventually one takes all the load, frequency rises drastically causing tripping. I definitely read this somewhere recently
@able880
@able880 3 года назад
@@johanburger6109 with commercial, industrial & utility power plant generators the droop setting on the govenor - it keeps the engine or turbine running at an exact speed as to produce 50 or 60 HZ - with out a droop conphensation it would be very difficult to keep a balanced load on multibale generators phased in to the buss - as the load increases the droop increases the fuel or steam needed to keep the RPMs at an exact speed - on a 60 HZ system if any generator is .3 HZ to fast or To slow it can trip off the buss - I had worked in the gulf of Mexico off shore oilfields for yrs - I started as a rig electrician at 18 in the 70s but I had my grand fathers knowledge of 70 yrs of power plant generators - I had worked with him for yrs also off and on - in the old power plants and the rigs into the 80s you had to keep checking the load and you made constant fine adjustments so the 3 or more generator loads so they were balanced - if you take a small air-cooled gas genarator and put a frequency meter on it - with out a load it might be 63 HZ - but as you increase the load sence it has no droop comphinsation the speed of the generator will continue to drop so at full load it might be at 59HZ - you can sink those generators into a buss and phase them in with other gens but you have to constantly tweak the goviner sence they have no droop capability - the governor's will help to maintain say close to 900 RPMs but with a generator it has to be an exact 900 RPMs to maintain exactly 60 HZ - the droop makes that fine adjustment of 1-5 RPMs - today it's all automated so there's no need for an engineer to make fine adjustments thru out the day
@johanburger6109
@johanburger6109 3 года назад
@@able880 thanks Sidney appreciate it, I found another video on this topic that cleared it up for me as you say, I have spent most of my life at the refinery wearing numerous different caps in the electrical and would love to become a rig electrician. There's an art to it as well as an honour. Just immigrated to the UK, hopefully can find something soon. Working as an compex electrician now. Its a bit boring as it's just focused and install but atleast its a foot in the door. Hope you are doing well otherwise. And yes you can't beat knowledge handed down from. If I have a son one day I will also show him everything I know. Knowledge is key and the quicker you can learn something make it stick and utilise it the better
@stallonegodinho6296
@stallonegodinho6296 2 года назад
@@johanburger6109 can u send the link to the vedio u found?
@khanhtran-vx4jq
@khanhtran-vx4jq Год назад
From the draw: (50.1-50)/50.1=0.002. So the droop must be 0.2%. Am I right ?
@ElectroGlobe1
@ElectroGlobe1 Год назад
Thank you for the comment. Your observation is appreciated. Frequency to be taken should be 51hz and not 50.1hz. The correction of the scale is mentioned in the description box. Please check the description box.
@marsupilamiftw
@marsupilamiftw 2 года назад
Your diagrams are wrong. If you calculate the droop percentage given the values depicted on the graph it is resulting to a 0.2 % and not 2%
@ElectroGlobe1
@ElectroGlobe1 2 года назад
It is simply 2% of the frequency. 2% of the 50Hz frequency is 1Hz.
@marsupilamiftw
@marsupilamiftw 2 года назад
@@ElectroGlobe1 But on the graph of G1 the change of frequency corresponds to 0.1 Hz (from 50.1 Hz under no load ==> 50 Hz under full Load)
@ElectroGlobe1
@ElectroGlobe1 2 года назад
@@marsupilamiftw Thank you very much for watching the video, and your precious feedback. The note about the graph will be put in the description box.
@fleurfr
@fleurfr 3 месяца назад
thanks for this
@ElectroGlobe1
@ElectroGlobe1 3 месяца назад
Welcome
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