Construction of 750 kV «Kakhovskaya» SS
Construction of 750 kV «Kakhovskaya» SS
Construction of 750 kV «Kakhovska» SS, supply and installation of 1000 МVА АТ2, Process Automated Control System (PACS), Relay Protection and Automatics (RPA) and the Proper Infrastructure
The object location: Novay Kakhovka town, Kherson region, Ukraine.
The Customer: SE "National Power Company "Ukrenergo".
Designing Stages: Detailed Design Documentation.
The Project Technical-Economic Indices
- The territory area within the fence limits, ha– 27.6.
- Capacity, МVА- 1000.
Brief Description of Main Solutions
The SS layout is made regarding the perspective of two groups of auto transformers of 1000 МVА capacity to be installed.
The 750 kV switchyard is made based on «quadrangle» with connection of two 750 kV OVL and 750/330 kV АТ. Flexible bus bars.
The 330 kV switchyard is made based on «1 1/2 circuit breaker scheme» with connection of six 330 kV OVL and 750/330 kV АТ. Rigid bus bars.
The following buildings and structures construction is provided for:
• 750 kV switchyard
• 330 kV switchyard
• АТ1 auto transformer- 3 pcs
• АТ2 auto transformer - 3 pcs. АТ reserve phase
• Phase shifting transformer ТПР1 - 3 pcs
• Phase shifting transformer ТПР2 - 3 pc. Phase shifting transformer reserve phase
• Shunt reactor ШР1 - 3 pcs. Shunt reactor reserve phase
• Compensating reactor КР1
• Main Control Building (MCB)
• 750 kV indoor switchgear
• 330 kV indoor switchgear
• SF6 equipment repair building
• Indoor transformer post 10/0.4 kV N 1,2,3,4,5
• Combined Repair & Operation Needs Building
• Household waste water treatment plants
• Rainfall water treatment plants
• Unsheltered oil stockyard
• Oil facilities equipment room
• Sheltered motor vehicles parking
• Unsheltered motor vehicles parking
• Unsheltered motor vehicles washing place
• Fuels & Lubricants underground store
• 35/10 kV SS
• Central pass-through way
• Reserve pass-through way
• Sheltered store for balloons with natural gas
• Sheltered store for balloons with oxygen
• Auxiliary needs transformers Nos.1, 2, 3, 4, 5
• 15/75 kV Nos.1, 2 indoor switchgears
• 10kV indoor switchgear
• Gate valves shifting chamber at the АТ1 fire-fighting system water supply pipe
• Gate valves shifting chamber at the АТ2 fire-fighting system water supply pipe
• Gate valves shifting chamber at the ШР2 (shunting reactor) fire-fighting system water supply pipe
• Ground for unloading
• Oil storage reservoir - 2 pcs
• Rainfall water treatment plants
• Equipment storehouse
• Artesian well No.1
• Artesian well No.2
• Artesian wells management building
• Fire-fighting system pumping unit
• Fire-fighting system water storage reservoir Nos.1, 2
• Diesel-generator
• Pre-station ground
• Recreation ground
• Motor vehicle inspection ground.
The construction was started in 2014. The construction is completed in 2016.