الأحمال الكهربائية

‫א‬‫א‬‫א‬
 ‫א‬‫א‬
‫א‬‫א‬
٣
٢٢
 ‫א‬‫א‬
 ٢٦٤
 ‫א‬
 ‫א‬‫א‬
 ‫א‬‫א‬‫א‬
 
 W‫א‬‫א‬
 K‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
 
 W‫א‬‫א‬
 W‫א‬‫א‬
 ‫א‬‫א‬‫א‬‫א‬ J1
 ‫א‬‫א‬‫א‬ J2
 ‫א‬‫א‬ J3
 
 W‫א‬‫א‬‫א‬
 ٪100‫א‬‫א‬‫א‬
 
 9W‫א‬‫א‬
 
 W‫א‬‫א‬
 
 W‫א‬‫א‬
 ‫א‬‫א‬‫א‬
 
- ٤٣ -
 ‫א‬‫א‬
 ٢٦٤
 ‫א‬
 ‫א‬‫א‬
 ‫א‬‫א‬‫א‬
 
 ‫א‬
 
،‫א‬  ، ‫א‬  W  ‫א‬   ‫א‬ ‫א‬  
،‫א‬‫א‬‫א‬ ٪40 ‫א‬K‫א‬
‫א‬،‫א‬‫א‬‫א‬‫א‬‫א‬
 ‫א‬    K    ‫א‬ ‫א‬  ‫א‬  
 ‫א‬ ‫א‬     ‫א‬ ،  ‫א‬‫א‬ ‫א‬ ‫א‬ ‫א‬
 K‫א‬‫א‬‫א‬،‫א‬‫א‬‫א‬‫א‬
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
- ٤٤ -
 ‫א‬‫א‬
 ٢٦٤
 ‫א‬
 ‫א‬‫א‬
 ‫א‬‫א‬‫א‬
 
 ‫א‬‫א‬‫א‬‫א‬
 
 W‫א‬‫א‬‫א‬‫א‬
 ‫א‬‫א‬‫א‬‫א‬W‫א‬‫ א‬-
‫א‬‫א‬‫א‬ ‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬W  ‫א‬‫א‬  K‫א‬‫א‬‫א‬
 K‫א‬‫א‬‫א‬‫א‬‫א‬W‫א‬‫א‬ -
‫א‬‫א‬‫א‬‫א‬
 K‫א‬‫א‬‫א‬K‫א‬‫א‬‫א‬
 
 W‫א‬‫א‬‫א‬
 W‫א‬‫א‬
‫א‬  3.2 ‫א‬    K‫א‬ ‫א‬   ‫א‬ ‫א‬ 3.1 ‫א‬ 
‫א‬‫א‬‫א‬K‫א‬‫א‬‫א‬‫א‬
 K3.3‫א‬‫א‬‫א‬
 W‫א‬‫א‬‫א‬‫א‬W3.1
‫א‬‫א‬
 EKWhF
220
11
20
36
1680
‫א‬‫א‬
 ‫א‬
 EKWhF
112
 EF
E‫א‬F‫א‬
 E‫א‬F‫א‬
EF‫א‬
EF‫א‬‫א‬
1770 E1000m3F
3.5
500
 
 ‫א‬
 EF
 EF‫א‬
 EF
16 EF‫א‬
230
25
 EF
 EF
 
- ٤٥ -
 ‫א‬‫א‬
 ٢٦٤
 ‫א‬
 ‫א‬‫א‬
 ‫א‬‫א‬‫א‬
 
 WEF‫א‬W3.2
 ‫א‬
 VA/m2
120
100
 ‫א‬
 

 
140
 
50
75
35
 
 
 ‫א‬
 
 
 W‫א‬‫א‬‫א‬‫א‬‫א‬W3.3
 
 
‫א‬
‫א‬‫א‬
 VA/m2
70
 ‫א‬
 
50 - 30
 
60
 
60
 
80
 
 
 
 
- ٤٦ -
 ‫א‬‫א‬
 ٢٦٤
 ‫א‬
 ‫א‬‫א‬
 ‫א‬‫א‬‫א‬
 
 ‫א‬‫א‬‫א‬
 
 Average Load (Demand) DavE‫א‬F‫א‬
K‫א‬
‫א‬‫א‬‫א‬K ‫א‬‫א‬‫א‬
K‫א‬‫א‬‫א‬‫א‬،‫א‬‫א‬،
K
 ‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬K
 K‫א‬
 

 

24‫א‬ 

 ___________________________________________
  24
  Dav = ∑


 

Z‫א‬‫א‬




 
Di
T

  ١٢‫א‬ 
 _____________________________
 ١٢


 



Z‫א‬‫א‬


 
 
 
 
 EMaximum Demand
- ٤٧ -
(Dmax‫א‬‫א‬
 
 ‫א‬‫א‬
 ٢٦٤
 ‫א‬
 ‫א‬‫א‬
 ‫א‬‫א‬‫א‬
 
‫א‬‫א‬ 30 15‫א‬‫א‬‫א‬‫א‬
 K‫א‬‫א‬‫א‬‫א‬
 
 EDemand Factor
(DF‫א‬
 
   K ‫א‬ ‫א‬    ‫א‬ ‫א‬  ‫א‬ 
K‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬ ‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬ ‫א‬‫א‬‫א‬  K‫א‬‫א‬‫א‬‫א‬
 K‫א‬





  ‫א‬‫א‬
__________________________________________


Z‫א‬
 ‫א‬‫א‬
 
  DF =
Dmax
n
∑ Li

i =1
 
 ELoad Factor

(FLd‫א‬
 
K ‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬
 ‫א‬‫א‬ ‫א‬‫א‬‫א‬‫א‬
80
kW
24‫א‬‫א‬‫א‬K‫א‬‫א‬
 K0.8‫א‬100kW‫א‬‫א‬‫א‬
 
  ‫א‬

 

 ‫א‬‫א‬‫א‬


 _______________________________________Z‫א‬
- ٤٨ -
 
 ‫א‬‫א‬
 ٢٦٤
 ‫א‬
 ‫א‬‫א‬
 ‫א‬‫א‬‫א‬
 
 
 
 FLd =
Dav
Dmax



E‫א‬F‫א‬Dav JW
 

E‫א‬F‫א‬‫א‬Dmax J

 
 Diversity Factor
(FDiv) E‫א‬F‫א‬
 
K‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬

‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
 K‫א‬
 
 




 ‫א‬‫א‬
__________________________________________
 ‫א‬‫א‬‫א‬


 




Z‫א‬
 
n
∑ Di max
   FDiv =
i =1
Dt max
‫א‬‫א‬Dimax JW
 Di
  Dt‫א‬‫א‬‫א‬Dtmax J
 Dt=D1+D2+……+DiW‫א‬ J
  Fc =

 
 Coincidence Factor (Fc)‫א‬‫א‬
 W‫א‬
1
FDiv
 EUtilization factor (Fu‫א‬‫א‬
   K ‫א‬ ‫א‬  ‫א‬ ‫א‬  ‫א‬ 
 ‫א‬‫א‬‫א‬‫א‬K‫א‬‫א‬‫א‬
 
- ٤٩ -



 K‫א‬‫א‬‫א‬
 ‫א‬‫א‬
 ٢٦٤
 ‫א‬
 ‫א‬‫א‬
 ‫א‬‫א‬‫א‬
 
  Fu =
Dmax
Drated
 ‫א‬‫א‬DmaxW
 ‫א‬‫א‬Drated

 
 ELoad diversity (LD‫א‬EF
 W،‫א‬‫א‬‫א‬‫א‬
 
n
  LD = ( ∑ Di max ) − Dt max
i =1
 ‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬
 KkWh‫א‬‫א‬‫א‬‫א‬K‫א‬‫א‬
 EhF‫א‬XEkWF‫א‬‫א‬ZEkWhF‫א‬‫א‬
 
 ‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬‫א‬
‫א‬‫א‬‫א‬KK‫א‬
‫א‬‫א‬K ‫א‬‫א‬‫א‬‫א‬‫א‬K

 ‫א‬‫א‬‫א‬K1.51.15‫א‬
 K‫א‬‫א‬‫א‬،‫א‬‫א‬
‫א‬،،

 W‫א‬‫א‬‫א‬K‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬ J1
 KEKVAkWF
‫א‬‫א‬ ‫א‬‫א‬  ‫א‬‫א‬ J2
 K‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬
 K‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬ J3
- ٥٠ -
 ‫א‬‫א‬
 ٢٦٤
 ‫א‬
 ‫א‬‫א‬
 ‫א‬‫א‬‫א‬
 
‫א‬F‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬ J4
 K‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬E‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬‫א‬ J5
 K‫א‬
 K J6
- ٥١ -
 ‫א‬‫א‬
 ٢٦٤
 ‫א‬
 ‫א‬‫א‬
 ‫א‬‫א‬‫א‬
 
 ‫א‬‫א‬
 
 Plant Capacity Factor ‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬

 K‫א‬‫א‬‫א‬‫א‬‫א‬
 
 




 EKWhF‫א‬‫א‬
_________________________________________
 ‫א‬XEKWF‫א‬



 





Z‫א‬‫א‬
 
 Reserve Factor‫א‬
‫א‬‫א‬‫א‬‫א‬‫א‬
 K‫א‬‫א‬‫א‬‫א‬
 


 




 

 EKWF‫א‬‫א‬


EKWF‫א‬‫א‬
________________________________Z‫א‬
 
 Utilization Factor ‫א‬‫א‬
 K‫א‬‫א‬‫א‬‫א‬
 


 
 EKWF‫א‬‫א‬‫א‬


 

 _________________________________Z‫א‬‫א‬
 EKWF‫א‬‫א‬
- ٥٢ -


 ‫א‬‫א‬
 ٢٦٤
 ‫א‬
 ‫א‬‫א‬
 ‫א‬‫א‬‫א‬
 
 
 ‫א‬3.1‫א‬3.1
11‫א‬8‫א‬ ‫א‬‫א‬K
 ‫א‬‫א‬K2000kW‫א‬‫א‬‫א‬
9‫א‬‫א‬12‫א‬6‫א‬
 WK2000kW
 K‫א‬‫א‬ E
 K‫א‬‫א‬ E

 K‫א‬‫א‬‫א‬E
 
 ‫א‬‫א‬‫א‬‫א‬W(3.1)‫א‬
 



 ‫א‬‫א‬

 
FDiv =
2000 + 2000
3000




 W‫א‬
FDiv ≈ 1.33
E
 K‫א‬‫א‬‫א‬‫א‬‫א‬E
 
2

= (2000+2000)-3000 = 1000kW LD = (∑ Di max ) − Dt max
i =1
 K‫א‬ W‫א‬‫א‬E
  Fc
=
3
= 0.75 
4
- ٥٣ -
  Fc
=
1
FDiv




 ‫א‬‫א‬
 ٢٦٤
 ‫א‬
 ‫א‬‫א‬
 ‫א‬‫א‬‫א‬
 
 W،‫א‬‫א‬‫א‬‫א‬3.2
 ‫א‬‫א‬‫א‬E -
 ‫א‬‫א‬‫א‬E -
‫א‬‫א‬E -
 EkWF‫א‬
 ‫א‬
200
200
200
200
200
200
200
400
 200
500
 500
500
500
500
500
500
500
600
700
800
1000
1000
800
600
100  A.M١٢
100
1
100
2
100
3
100
4
100
5
100
6
100
7
0
8
0
9
0
10
0
11
0
 Noon١٢
0
1
0
2
0
3
0
4
100
5
100
6
100
7
100
8
100
9
100
10
 100
 11
  ‫א‬ E‫א‬F
200
200
200
200
200
200
200
200
300
500
1000
1000
1000
1000
1200
1200
1200
1200
800
400
400
400
200
200
 ‫א‬‫א‬‫א‬‫א‬W3.4
‫א‬‫א‬‫א‬‫א‬‫א‬3.4‫א‬‫א‬‫א‬3.3
 W
 K‫א‬‫א‬  K‫א‬‫א‬ -
 K‫א‬‫א‬‫א‬‫א‬‫ א‬ -
- ٥٤ -