No.
|
Project name
|
Number of Circuits x km
|
Number of Circuits x kmNumber of Circuits x kmkm
|
Notes
|
|
Transmission lines built over the period from 2011 to 2020
|
|
Northern area
|
|
|
|
1443
|
|
1
|
Son La – Hiep Hoa
|
2
|
x
|
286
|
572
|
2011
|
2
|
Quang Ninh – Hiep Hoa
|
2
|
x
|
140
|
280
|
|
3
|
Quang Ninh - Mong Duong
|
2
|
x
|
25
|
50
|
2013
|
4
|
Pho Noi – turn at Quang Ninh – Thuong Tin
|
4
|
x
|
10
|
40
|
|
5
|
Vung Ang – turn at Ha Tinh – Da Nang
|
4
|
x
|
18
|
72
|
|
6
|
Son La - Lai Chau
|
2
|
x
|
180
|
360
|
|
7
|
Hiep Hoa - Dong Anh - Pho Noi
|
1
|
x
|
69
|
69
|
|
8
|
Increase in the capacity of the capacitors along the part Nho Quan – Ha Tinh
|
|
|
|
|
2000A or above
|
|
Central area
|
|
|
|
1074
|
|
1
|
Pleiku – My Phuoc – Cau Bong
|
2
|
x
|
437
|
874
|
|
2
|
HatXan - Pleiku
|
2
|
x
|
100
|
200
|
|
3
|
Increase in the capacity of the capacitors along the part Ha Tinh – Da Nang
|
|
|
|
|
2000A or above
|
|
Southern area
|
|
|
|
1316
|
|
1
|
Song May – Tan Dinh
|
2
|
x
|
41
|
82
|
2012
|
2
|
Phu My – Song May
|
2
|
x
|
66
|
132
|
2012
|
3
|
Vinh Tan – Song May
|
2
|
x
|
235
|
470
|
Connected to Vinh Tan 2 TPP
|
4
|
Splitting point - Cau Bong
|
4
|
x
|
1
|
4
|
Transitted 2 circuits of current 500kv lines
|
5
|
Splitting point - Duc Hoa
|
4
|
x
|
8
|
32
|
Transitted 2 circuits of current 500kv lines
|
6
|
Song May – Tan Uyen
|
2
|
x
|
22
|
44
|
Using big cable
|
7
|
My Tho - Duc Hoa
|
2
|
x
|
60
|
120
|
Connected to Duyen Hai & Long Phu TPPs
|
8
|
Duyen Hai – My Tho TPP
|
2
|
x
|
113
|
226
|
Connected to Duyen Hai 1 TPP
|
9
|
Long Phu – O Mon TPP
|
2
|
x
|
84
|
168
|
Connected to Long Phu 1 TPP
|
10
|
O Mon – Thot Not
|
2
|
x
|
16
|
32
|
|
11
|
Splitting point - My Tho
|
4
|
x
|
1
|
4
|
Splitting points on the 2 transmission lines O Mon – Phu Lam and Nha Be
|
12
|
Increase in the capacity of the capacitors along the part PleiKu – Dak Nong – Phu Lam and the part PleiKu – Di Linh – Tan Dinh
|
|
|
|
|
2000A or above
|
13
|
Phu My 4 – Phu My
|
2
|
x
|
1
|
2
|
Replace with bigger cable
|
|
Substation built over the period from 2016 to 2020
|
|
Northern area
|
|
|
|
2015
|
|
1
|
Bac Ninh – splitting point Dong Anh - Pho Noi
|
2
|
x
|
5
|
10
|
|
2
|
Splitting point Bac Ninh - Quang Ninh – Hiep Hoa
|
2
|
x
|
32
|
64
|
|
3
|
Tay Ha Noi - Thuong Tin
|
2
|
x
|
24
|
48
|
|
4
|
500kV Transmission line for importing power from China
|
350
|
350350350
|
DC shall be considered to be used
|
5
|
Vinh Yen – Tay Ha Noi converter station
|
2
|
x
|
70
|
140
|
In case using DC to import power from China.
|
6
|
Tay Ha Noi – splitting point Viet Tri – Hiep Hoa (Vinh Yen)
|
2
|
x
|
60
|
120
|
If the 500kV power has not been imported from China.
|
7
|
Dong Phu Yen – Tay Ha Noi
|
2
|
x
|
110
|
220
|
|
8
|
Dong Phu Yen – splitting point Son La – Viet Tri
|
4
|
x
|
20
|
80
|
Connected to Dong Phu Yen HAPP
|
9
|
Nho Quan - Thuong Tin
|
1
|
x
|
75
|
75
|
For circuit 2
|
10
|
Long Bien – splitting point Thuong Tin – Pho Noi
|
2
|
x
|
5
|
10
|
|
11
|
Thang Long TPP – splitting point Quang Ninh – Pho Noi
|
2
|
x
|
5
|
10
|
Connected to Thang Long TPP
|
12
|
Thai Binh – Pho Noi switching substation
|
2
|
x
|
60
|
120
|
|
13
|
Thai Binh - Nam Dinh TPP switching substation
|
2
|
x
|
72
|
144
|
|
14
|
Thai Binh – Hai Phong switching substation
|
2
|
x
|
40
|
80
|
|
15
|
Nghi Son – splitting point Nho Quan – Ha Tinh
|
4
|
x
|
50
|
200
|
|
16
|
Quang Trach TPP – Vung Ang
|
2
|
x
|
25
|
50
|
|
17
|
Nam Dinh TPP – Thanh Hoa
|
2
|
x
|
72
|
144
|
|
18
|
Quynh Lap TPP – Thanh Hoa
|
2
|
x
|
75
|
150
|
|
|
Central area
|
|
|
|
630
|
|
1
|
Van Phong TPP – Ninh Thuan NPP 1 – Vinh Tan TPP
|
2
|
x
|
195
|
390
|
Connected to Van Phong 1 TPP
|
2
|
Hue – splitting point Ha Tinh – Da Nang
|
4
|
x
|
5
|
20
|
|
3
|
Bac Ai HAPP - splitting point Van Phong – Ninh Thuan NPP 1
|
4
|
x
|
35
|
140
|
|
4
|
Quang Tri TPP – splitting point Ha Tinh – Da Nang
|
4
|
x
|
20
|
80
|
|
|
Southern area
|
|
|
|
1894
|
|
1
|
Vinh Tan Electricity Center – Song May
|
2
|
x
|
235
|
470
|
Circuits 3, 4 – Connected to the project finished sooner (Vinh Tan 3 or Van Phong 1)
|
2
|
Ninh Thuan 1 NPP – Binh Duong 1
|
2
|
x
|
250
|
500
|
Connected to Ninh Thuan 1 NPP
|
3
|
Long Thanh – splitting point Phu My – Song May
|
2
|
x
|
16
|
32
|
|
4
|
Dong Nai – splitting point Phu My – Song May
|
4
|
x
|
18
|
72
|
|
5
|
Son My electricity center – Dong Nai switching substation
|
2
|
x
|
53
|
106
|
Connected to Son My 1 TPP
|
6
|
My Phuoc – Cu Chi
|
2
|
x
|
25
|
50
|
|
7
|
Kien Luong TPP - Thot Not
|
2
|
x
|
107
|
214
|
Connected to Kien Luong TPP
|
8
|
Thot Not - Duc Hoa
|
2
|
x
|
145
|
290
|
|
9
|
My Phuoc – splitting point Pleiku – Cau Bong
|
4
|
x
|
5
|
20
|
|
10
|
Splitting point Song May – Tan Dinh – Binh Duong 1
|
4
|
x
|
5
|
20
|
|
11
|
Song Hau TPP – My Tho
|
2
|
x
|
60
|
120
|
be built in case the Song Hau 1 TPP project is commenced sooner than expected
|
