2-Transmission Lines
2-1 Introduction:
2-2 Properties of Transmission Lines:
(1)
Figure (1)
Single Line diagram of three phase circuit
(1)
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(2)
Figure (2)
اﻟﻤﺴﺎﻓﺔ ﺑﯿﻦ ﻣﻮﺻﻼت ﺧﻂ ﻧﻘﻞ ﺛﻼﺛﻲ اﻟﻄﻮر ﻣﻔﺮد
(4)
Figure (3)
اﻟﺴﻌﺔ اﻟﻜﮭﺮﺑﺎﺋﯿﺔ ﺑﯿﻦ ﻣﻮﺻﻼت ﺧﻂ ﻧﻘﻞ ﺛﻼﺛﻲ اﻟﻄﻮر ﻣﻔﺮد
(5)
(6)
2-3 Classification of Transmission Lines:
a) Short Transmission Lines:
Figure (4)
ﺧﻂ ﻧﻘﻞ ﺛﻼﺛﻲ اﻟﻄﻮر ﯾﺮﺑﻂ ﺑﯿﻦ ﻣﺤﻄﺔ اﻟﺘﻮﻟﯿﺪ واﻟﺤﻤﻞ
Figure (5)
اﻟﺪاﺋﺮة اﻟﻤﻜﺎﻓﺌﺔ ﻟﺨﻂ ﻧﻘﻞ ﻗﺼﯿﺮ ﺛﻼﺛﻲ اﻟﻄﻮر
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Figure (6)
ﻣﺨﻄﻂ اﻟﻤﺘﺠﮭﺎت اﻟﻤﻜﺎﻓﺊ ﻟﺪاﺋﺮة اﻟﺨﻂ اﻟﻘﺼﯿﺮ
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b) Medium Transmission Lines:
(7)
Figure (7)
اﻟﺪاﺋﺮة اﻟﻤﻜﺎﻓﺌﺔ ﻟﺨﻂ ﻧﻘﻞ ﻣﺘﻮﺳﻂ ﺛﻼﺛﻲ اﻟﻄﻮر ﻣﻤﺜﻞ ﺑﻄﺮﯾﻘﺔ
T
(8)
Figure (8)
ﻣﺨﻄﻂ اﻟﻤﺘﺠﮭﺎت اﻟﻤﻜﺎﻓﺊ ﻟﺪاﺋﺮة اﻟﺨﻂ اﻟﻤﺘﻮﺳﻂ اﻟﻤﻤﺜﻞ ﺑﻄﺮﯾﻘﺔ
T
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Figure (9)
اﻟﺪاﺋﺮة اﻟﻤﻜﺎﻓﺌﺔ ﻟﺨﻂ ﻧﻘﻞ ﻣﺘﻮﺳﻂ ﺛﻼﺛﻲ اﻟﻄﻮر ﻣﻤﺜﻞ ﺑﻄﺮﯾﻘﺔ
π
Figure (10)
ﻣﺨﻄﻂ اﻟﻤﺘﺠﮭﺎت اﻟﻤﻜﺎﻓﺊ ﻟﺪاﺋﺮة اﻟﺨﻂ اﻟﻤﺘﻮﺳﻂ اﻟﻤﻤﺜﻞ ﺑﻄﺮﯾﻘﺔ
π
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Figure (11)
اﻟﺜﻮاﺑﺖ اﻟﻌﺎﻣﺔ ﻟﺨﻂ
اﻟﻨﻘﻞ
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c) Long Transmission Lines:
(73)
Figure (13)
ﻣﺨﻄﻂ اﻟﻤﺘﺠﮭﺎت ﻟﺨﻂ ﻧﻘﻞ ﻣﺘﻮﺳﻂ
ﻏﯿﺮ ﻣﺤﻤﻞ ﻣﻤﺜﻞ ﺑﻄﺮﯾﻘﺔ
π
(14)
Figure (14)
اﻟﺪاﺋﺮة اﻟﻤﻜﺎﻓﺌﺔ ﻟﺨﻂ ﻧﻘﻞ طﻮﯾﻞ ﺛﻼﺛﻲ اﻟﻄﻮر
(15)
Figure (15)
اﻟﺜﻮاﺑﺖ اﻟﻌﺎﻣﺔ ﻟﺨﻂ ﻧﻘﻞ طﻮﯾﻞ
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Figure (16)
ﻣﺨﻄﻂ اﻟﻤﺘﺠﮭﺎت ﻟﺪاﺋﺮة اﻟﺨﻂ اﻟﻄﻮﯾﻞ
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