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Todays TOI news.
Kashif
First N-submarine may be operational by 2012
5 Vessels Planned By 2025; Project Cost Hiked To Rs 14,000 Cr
Rajat Pandit | TNN
New Delhi: After a series of technical hiccups, Indiaââ¬â¢s long-running project to build nuclear submarines is finally gaining momentum. As per the revised target, the Navy is likely to get the first such operational submarine by 2012.
Sources said this was the ââ¬Ëââ¬Ëgeneral assessmentââ¬â¢Ã¢â¬â¢ at a top-level meeting to review progress of the hushhush Advanced Technology Vessel (ATV) programme on Friday, which was attended by defence minister A K Antony, among others.
Though official word is hard to come by on the secretive ATV project, which formally kicked off in 1983 but has made excruciatingly slow progress since then, itââ¬â¢s learnt that the first prototype of the nuclearpowered guided-missile attack submarine would be ââ¬Ëââ¬Ëlaunchedââ¬â¢Ã¢â¬â¢ in the ââ¬Ëââ¬Ënear futureââ¬â¢Ã¢â¬â¢.
ââ¬Ëââ¬ËAnd if there are no more hitches, the first of the two ATVs should be ready for being commissioned into Navy by 2011-2012. The overall project cost has been hiked by 30% to take it to around Rs 14,000 crore, with ultimately five ATVs planned by around 2025,ââ¬â¢Ã¢â¬â¢ said a source. The work on the ATV project revolves around the Vishakhapatnam naval dockyard, where the basic submarine hull and structure are fabricated, and the Indira Gandhi Centre for Atomic Research at Kalpakkam, where PWRs (pressurised water reactors) for the submarineââ¬â¢s propulsion system are tested.
One of the main reasons for the long delay has been the technical problem of designing and fitting a miniaturised PWR and its containment vessel in the submarineââ¬â¢s hull. After the PWRs designed by Bhabha Atomic Research Centre failed to pass muster, India had turned to Russia for two 90-megawatt PWRs and related parts. There are also some Israeli, French and German imprints in the project.
ââ¬Ëââ¬ËThere were some problems with the integration of the Russian PWRs also. Work is now going ahead with a mixed design for the propulsion system,ââ¬â¢Ã¢â¬â¢ said the source.
The entire aim behind the ATV programme is to have nuclearpowered submarines, armed with nuclear-tipped cruise or ballistic missiles, to ensure ââ¬Ëââ¬Ëcredibleââ¬â¢Ã¢â¬â¢ second-strike capabilities in consonance with Indiaââ¬â¢s ââ¬Ëââ¬Ëno-first useââ¬â¢Ã¢â¬â¢ nuclear doctrine.
Nuclear-powered submarines have higher speeds and can stay submerged much longer than conventional diesel-electric submarines ââ¬â which have to surface or snorkel frequently to get oxygen to recharge batteries ââ¬â and thereby provide a much more invulnerable launch pad for nuclear weapons.
Though India already has nuclear-capable aircraft and mobile land-based missiles like Agni-I and Agni-II, itââ¬â¢s hoped the ATV project will finally provide it with the third leg of the nuclear triad.
Kashif
First N-submarine may be operational by 2012
5 Vessels Planned By 2025; Project Cost Hiked To Rs 14,000 Cr
Rajat Pandit | TNN
New Delhi: After a series of technical hiccups, Indiaââ¬â¢s long-running project to build nuclear submarines is finally gaining momentum. As per the revised target, the Navy is likely to get the first such operational submarine by 2012.
Sources said this was the ââ¬Ëââ¬Ëgeneral assessmentââ¬â¢Ã¢â¬â¢ at a top-level meeting to review progress of the hushhush Advanced Technology Vessel (ATV) programme on Friday, which was attended by defence minister A K Antony, among others.
Though official word is hard to come by on the secretive ATV project, which formally kicked off in 1983 but has made excruciatingly slow progress since then, itââ¬â¢s learnt that the first prototype of the nuclearpowered guided-missile attack submarine would be ââ¬Ëââ¬Ëlaunchedââ¬â¢Ã¢â¬â¢ in the ââ¬Ëââ¬Ënear futureââ¬â¢Ã¢â¬â¢.
ââ¬Ëââ¬ËAnd if there are no more hitches, the first of the two ATVs should be ready for being commissioned into Navy by 2011-2012. The overall project cost has been hiked by 30% to take it to around Rs 14,000 crore, with ultimately five ATVs planned by around 2025,ââ¬â¢Ã¢â¬â¢ said a source. The work on the ATV project revolves around the Vishakhapatnam naval dockyard, where the basic submarine hull and structure are fabricated, and the Indira Gandhi Centre for Atomic Research at Kalpakkam, where PWRs (pressurised water reactors) for the submarineââ¬â¢s propulsion system are tested.
One of the main reasons for the long delay has been the technical problem of designing and fitting a miniaturised PWR and its containment vessel in the submarineââ¬â¢s hull. After the PWRs designed by Bhabha Atomic Research Centre failed to pass muster, India had turned to Russia for two 90-megawatt PWRs and related parts. There are also some Israeli, French and German imprints in the project.
ââ¬Ëââ¬ËThere were some problems with the integration of the Russian PWRs also. Work is now going ahead with a mixed design for the propulsion system,ââ¬â¢Ã¢â¬â¢ said the source.
The entire aim behind the ATV programme is to have nuclearpowered submarines, armed with nuclear-tipped cruise or ballistic missiles, to ensure ââ¬Ëââ¬Ëcredibleââ¬â¢Ã¢â¬â¢ second-strike capabilities in consonance with Indiaââ¬â¢s ââ¬Ëââ¬Ëno-first useââ¬â¢Ã¢â¬â¢ nuclear doctrine.
Nuclear-powered submarines have higher speeds and can stay submerged much longer than conventional diesel-electric submarines ââ¬â which have to surface or snorkel frequently to get oxygen to recharge batteries ââ¬â and thereby provide a much more invulnerable launch pad for nuclear weapons.
Though India already has nuclear-capable aircraft and mobile land-based missiles like Agni-I and Agni-II, itââ¬â¢s hoped the ATV project will finally provide it with the third leg of the nuclear triad.