MEAGTRO 1000KV 10GB2-SZ3 Tangent Transmission Tower
MEAGTRO 1000KV 10GB2-SZ3 tangent transmission tower
This photo refers to our 1000KV 10GB2-SZ3 tangent transmission tower, it is widely used in our Chinese market. Some of technical features of this tower as follow:
1 climate condition
Item |
Temperature (℃) |
Wind speed (m/s) |
Ice thickness (mm) |
Max. temperature |
40 |
0 |
0 |
Mini. temperature |
-15 |
0 |
0 |
Ice thickness |
-5 |
10 |
10 |
Basic wind speed |
-5 |
30 |
0 |
Installation condition |
-5 |
10 |
0 |
Annual temperature |
15 |
0 |
0 |
Lightning overvoltage |
15 |
15 |
0 |
Operation overvoltage |
15 |
18 |
0 |
2 Technical specification of conductor and OPGW
|
Item |
Conductor |
OPGW |
|
JL/G1A-630/45 |
JLB20A-240 |
||
|
construction |
AL |
45×4.22 |
--- |
Steel(Al wrap steel ) |
7×2.81 |
19×4.0 |
|
|
Cross-section (mm2) |
Al |
630.00 |
59.69 |
Steel |
43.39 |
179.07 |
|
Total |
674.00 |
238.76 |
|
Diameter |
33.80 |
20.01 |
|
Length mass (kg/km) |
2079.20 |
1595.5 |
|
Elastic module (MPa) |
63000 |
147200 |
|
coefficient of linear expansion (1/℃) |
20.9×10-6 |
13.0×10-6 |
|
Rated broken (N) |
150450 |
260010 |
|
3 tower design data
|
Tower type |
Nominal Height (mm) |
Horizontal span (m) |
Vertical Span (m) |
Angle º |
Nominal height tower weight Kg |
10GB2-SZ3 |
60 |
550 |
650 |
0 |
140342 |
4 type and force of conductor and OPGW
|
Power voltage |
1000KV |
Conductor type |
8×JL/ GIA-630/45 |
Max. operation Tension force (KN/phase) |
457.368 |
Un-balance Stress value(%) |
10 |
|
OPGW Type |
JLB20A-240 |
Max. operation Tension force (KN/pc) |
68.424 |
Un-balance Stress value(%) |
20
|
5 Operation data
|
Item
|
Horizontal span (m) |
Vertical Span (m) |
Representative Span (m) |
Angle º |
Height (m) |
KV |
data |
550 |
650 |
400 |
0 |
60 |
0.8 |
6 loading data
|
Site condition |
Normal operation condition |
Accident condition |
Installation condition |
Uneven icing |
|||||
Basic wind speed |
Ice |
Mini. temperature |
Non- broken |
broken |
|||||
|
Climate condition (t/v/b) |
-5/30/0 |
-5/10/10 |
-40/0/0 |
-5/0/10 |
-5/0/10 |
-15/10/0 |
-5/10/10 |
||
Horizontal loading |
conductor |
128401 |
27892 |
------ |
---- |
---- |
13387 |
27892 |
|
|
Insulator Power fitting |
8880 |
1440 |
----- |
------ |
------ |
1440 |
1440 |
||
OPGW |
12588 |
3134 |
1197 |
3134 |
|||||
Vertical loading |
conductor |
106028 |
169208 |
106028 |
169028 |
169208 |
106208 |
169208 |
|
|
Insulator Power fitting |
----- |
----- |
----- |
----- |
----- |
----- |
----- |
||
OPGW |
10173 |
15581 |
10173 |
15581 |
15581 |
10173 |
15581 |
||
Stress force |
conductor |
One side |
----- |
----- |
----- |
91474 |
91474 |
----- |
----- |
The other side |
----- |
----- |
----- |
91474 |
0 |
----- |
----- |
||
Stress differences |
----- |
----- |
----- |
0 |
91474 |
----- |
----- |
||
Stress force |
OPGW
OPGW |
One side |
----- |
----- |
----- |
68424 |
68424 |
----- |
----- |
The other side |
----- |
----- |
----- |
0 |
68424 |
----- |
----- |
||
Stress differences |
----- |
----- |
----- |
68424 |
0 |
----- |
----- |
||
7 Foundation distance size
|
Nominal Height (m) |
Foundation distance (mm) |
Anchor bolt |
|||
|
Front distance |
Side distance |
Type and quantity |
Distance /radius (mm) |
Material |
|
48 |
17520 |
17520 |
12×M52 |
420.5 |
Chinese type 45 steel |
51 |
18240 |
18240 |
|||
54 |
18960 |
18960 |
435.5 |
||
57 |
19680 |
19680 |
|||
60 |
20400 |
20400 |
|||
63 |
21120 |
21120 |
|||
66 |
21840 |
21840 |
|||
8 Foundation force
|
Nominal Height (m) |
Tx |
Ty |
T |
Nx |
Ny |
N |
48 |
428 |
384 |
3211 |
563 |
499 |
4251 |
51 |
433 |
391 |
3236 |
570 |
510 |
4264 |
54 |
438 |
396 |
3261 |
577 |
518 |
4316 |
57 |
440 |
409 |
3279 |
592 |
572 |
4396 |
60 |
454 |
424 |
3297 |
594 |
565 |
4474 |
63 |
462 |
432 |
3353 |
604 |
575 |
4545 |
66 |
469 |
449 |
3391 |
625 |
607 |
4616 |
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