400 kv d/c gazuwaka-nunna line
Post on 31-Dec-2015
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400 KV D/C GAZUWAKA-NUNNA LINE
COMMISSIONING AND ADVANTAGES
COMMISSIONING HIGHLIGHTS• GAZUWAKA-NUNNA-II CHARGED FROM
GAZUWAKA END AT 1626 ON 26/02/05 AND SYNCHRONISED AT NUNNA AT 1652 HRS
• GAZUWAKA-NUNNA-III CHARGED FROM GAZUWAKA END AT 2303 ON 27/02/05 AND SYNCHRONISED AT NUNNA AT 2315 HRS
PARAMETER BEFORE AFTER CHARGING CKT 2
NNA-GZK-1 360 278
GZK VOLT 404 407
PARAMETER BEFORE AFTER CHARGING CKT 3
NNA-GZK-1 260 220
GZK VOLT 411 414
ADVANTAGES OF THE LINE
• PLANNED FOR EVACUATION OF POWER FROM POLE 2 AT GAZUWAKA
• ALLEVIATED THE LOADING AND LOAD ANGLE ON THE S/C 400 KV GAZUWAKA-NUNNA LINE
• IMPROVED THE EVACUATION OF SIMHADRI AS WELL AS GAZUWAKA IMPORT
• LOSSES REDUCED BY 8 MW WITH FULL GENERATION AT SIMHADRI AND 500 MW IMPORT AT GAZUWAKA
• IMPROVED STABILITY IN N.COASTAL AP AREA• RELIEVED LOADINGS ON GAZUWAKA-KAKINADA-VTS
CORRIDOR
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