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IAC P 71 – Vikrant – Basin & Sea Trials Due in 2020

Published Jan 22, 2020
Updated Mar 02, 2020

Basin and Sea Trials of Vikrant with an imposing ramp of the 37,500 tonne Short Take off but Assisted Recovery (STOBAR) Carrier are due this year suggesting early induction of the aircraft carrier.

Empowered Apex Committee (EAC) headed by Shri Ajay Kumar, Defence Secretary, on 20 Jan 20 at Cochin Shipyard Limited reviewed the progress of Indigenous Aircraft Carrier (IAC-P71) project.

The review critically examined the current status of the project as the IAC is in a very advanced stage of construction and is scheduled to commence Basin Trials in early 2020 followed by the Sea Trials by mid 2020.

This is the 13th EAC Review Meeting of the Project and the first to be held after the signing of the Phase-III of the IAC Contract on 31 Oct 2019 between Government of India, Ministry of Defence & Cochin Shipyard Limited.

The Defence Secretary was accompanied by Vice Admiral Ashok Kumar, Vice Chief of Naval Staff, Vice Admiral GS Pabby, Chief of Materiel, Vice Admiral SR Sarma, Controller Warship Production & Acquisition from IHQ MoD(Navy) and other senior officers from IHQ MoD(Navy), Warship Overseeing Team and Carrier Acceptance & Trials Team.

IAC construction is in an advanced state with all four Gas Turbines, main engines having been started, Power Generation Systems comprising of eight Diesel Alternators ready and trials of ship’s major systems and auxiliary equipment in progress.

Basin trials are conducted for proving of the propulsion, transmission and shafting systems and is scheduled in early half of 2020.
The Aircraft Carrier would be ready to commence the Sea Trials once the Basin trials are successfully completed.

As per the Indian Navy, the Vikrant has an imposing ramp of the 37,500 tonne Short Take off but Assisted Recovery (STOBAR) Carrier. The ship has designed length of about 260 m and maximum breadth of 60 m. There are 2300 compartments and will be powered by two LM2500 Gas Turbines developing a total power of 80 MW, the diesel alternators capable of producing about 24 MW.

As per Naval Technology, the Vikrant is designed by the Directorate of Naval Design, the aircraft carrier. The ship will operate a combination of Russian MiG-29K and Ka31 helicopters. The design incorporates highly automated systems for machinery operation, ship navigation and survivability with 1,600 personnel including ship company, airgroup and troops on board.

The ship was launched in Aug 2013 and presently, the main propulsion plant, power generation equipment, deck machinery and auxiliary equipment have been installed and integrated on board.

Outfitting of various aviation equipment, navigation and communication equipment, weapons and sensors are progressing. In-house trials of ship’s systems by the Carrier Acceptance & Trials Team have already commenced and the sea trials are expected to commence by early 2020.