عرض مشاركة واحدة
  #1  
قديم 10-27-2012, 11:16 PM
rss rss غير متواجد حالياً
Senior Member
 
تاريخ التسجيل: Sep 2012
المشاركات: 721,828
افتراضي Electrical Engineering Articles.

Electrical Engineering Articles.
Electrical Engineering Articles.





Generator gover**rs and regulation





Gover**rs work in droop or isochro**us modes of operation. In a droop mode, the engine’s speed decreases as the load increases, while in an isochro**us mode the gover**r maintains the same stead speed at any load, up the the full load: Typical speed droop setting f... Electrical Engineering Articles.




How to determine Cost of coal & thermal efficiency...







In a steam power station having a maximum demand of 20 MW the boiler efficiency and turbine efficiency are 80% and 90% respectively. If the coal consumption is 1kg per unit of energy generated and cost of coal is Rs. 40 per tonne;Detemine The thermal efficiency of power station&... Electrical Engineering Articles.





Cost of Electrical Energy





Cost of Electrical Energy:The total cost of Electrical energy generated by a power station can be sub-diveded as follows:1- Fixed Cost It includes the following cost(a) Capital cost of power plant 1- Cost of land
المصدر: Forums


Electrical Engineering Articles>

رد مع اقتباس
 
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47