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India to procure ship that can break through 1.5 metres of ice - The Times of India
U Tejonmayam,TNN | Mar 24, 2015, 06.46 AM IST
India's scientific expeditions in the polar region will get a boost with the ministry of earth sciences deciding to procure a polar research vessel (PRV) from Spain that can navigate through 18,000 nautical miles of frozen waters and break ice as thick as 1.5 metres.
In addition to the PRV, four other vessels, including two that would help in coastal research, will be replaced in the next three years. At present, India has a fleet of six such vessels.
Loaded with advanced features, the new PRV — which has been commissioned by the National Centre for Antarctic and Ocean Research, Goa — will be the most hi-tech research vessel India will have. It will facilitate research expeditions in the polar region where many teams from the country, including those from Chennai-based National Institute of Ocean Technology (NIOT), have carried out studies.
The new vessel is expected to sustain two research stations -Maitri and Bharti -in Antarctica and the one in Norway, called Himadri.
Now, India has ocean research vessel Sagar Nidhi that can break ice up to 40cm thick and navigate a maximum distance of 10,000 nautical miles. A scientist who has been on polar expeditions said Sagar Nidhi has field limitations when compared to the PRV, which is technically much more advanced.
Ministry of earth sciences secretary, Shailesh Nayak said the PRV is being procured at a cost of more than `1,000 crore and that the government has identified a shipyard in Spain where the vessel will be constructed.
(Illustration: Shinod Akkaraparambhil)
Sources involved in the process said the PRV will be about 130m long with a powerful 6MW propulsion system that will help the vessel to traverse frozen seas.
The PRV will have an automatic weather station, besides advanced instruments to collect sediment from the ocean floor (the process is called coring), facilitate ocean current profiling, seabed mapping and measure atmospheric pressure.
India's Antarctic expeditions depend mostly on ice-class vessels chartered from the international market. These vessels -largely cargo ships that transport men and material -are expensive to hire and do not serve as research platforms.
"Usually, an ice-breaker vessel cuts across frozen seas to make way for another one (meant for research purposes) to follow. The PRV will do both. It will be the top notch research vessel in our country. Very few countries have such steps. In Asia, Japan and China have such vessels," a seasoned polar scientist said.
While the procurement of the PRV is expected to be completed in 34 months, tenders have also been floated for two coastal research vessels (CRVs) for shallow water scientific research in the exclusive economic zones -zones where India has special rights to explore and use marine resources.
The two CRVs will come handy in seabed surveys, water sampling, seabed mapping and sub-bottom profiling. They will be 40m-45m long with reduced noise and vibration levels.
U Tejonmayam,TNN | Mar 24, 2015, 06.46 AM IST
India's scientific expeditions in the polar region will get a boost with the ministry of earth sciences deciding to procure a polar research vessel (PRV) from Spain that can navigate through 18,000 nautical miles of frozen waters and break ice as thick as 1.5 metres.
In addition to the PRV, four other vessels, including two that would help in coastal research, will be replaced in the next three years. At present, India has a fleet of six such vessels.
Loaded with advanced features, the new PRV — which has been commissioned by the National Centre for Antarctic and Ocean Research, Goa — will be the most hi-tech research vessel India will have. It will facilitate research expeditions in the polar region where many teams from the country, including those from Chennai-based National Institute of Ocean Technology (NIOT), have carried out studies.
The new vessel is expected to sustain two research stations -Maitri and Bharti -in Antarctica and the one in Norway, called Himadri.
Now, India has ocean research vessel Sagar Nidhi that can break ice up to 40cm thick and navigate a maximum distance of 10,000 nautical miles. A scientist who has been on polar expeditions said Sagar Nidhi has field limitations when compared to the PRV, which is technically much more advanced.
Ministry of earth sciences secretary, Shailesh Nayak said the PRV is being procured at a cost of more than `1,000 crore and that the government has identified a shipyard in Spain where the vessel will be constructed.
(Illustration: Shinod Akkaraparambhil)
Sources involved in the process said the PRV will be about 130m long with a powerful 6MW propulsion system that will help the vessel to traverse frozen seas.
The PRV will have an automatic weather station, besides advanced instruments to collect sediment from the ocean floor (the process is called coring), facilitate ocean current profiling, seabed mapping and measure atmospheric pressure.
India's Antarctic expeditions depend mostly on ice-class vessels chartered from the international market. These vessels -largely cargo ships that transport men and material -are expensive to hire and do not serve as research platforms.
"Usually, an ice-breaker vessel cuts across frozen seas to make way for another one (meant for research purposes) to follow. The PRV will do both. It will be the top notch research vessel in our country. Very few countries have such steps. In Asia, Japan and China have such vessels," a seasoned polar scientist said.
While the procurement of the PRV is expected to be completed in 34 months, tenders have also been floated for two coastal research vessels (CRVs) for shallow water scientific research in the exclusive economic zones -zones where India has special rights to explore and use marine resources.
The two CRVs will come handy in seabed surveys, water sampling, seabed mapping and sub-bottom profiling. They will be 40m-45m long with reduced noise and vibration levels.