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Russia and India share one thousand tons of special steel ring insurance "Vikrant" progress
By Global Times2013-8-14 11:12:17
On the whole nation to celebrate the first ship in the Indian domestic carrier "Vikrant" water when the ship outside but noted "The Indian domestic largest battleship" is actually truly a "Boxer Rebellion", the core components of almost all sources in other countries. This "universal card" style is bound to the future of the Indian aircraft carrier combat capability of forming a huge risk.
Design and construction rely on the "brain"
Although attend the launching ceremony of the aircraft carrier Indian Defense Minister AK · Anthony on deck shouting "This is an extraordinary milestone," but the water only shows warship hull construction is completed, you can leave the dock for outfitting, but from the battleship really into service there are not short way to go. When launching warships just completed the initial hull manufacturing, there are many things not installed, installation progress will be subject to foreign suppliers. Take the water after facing power system installation link on the urgent need to assist the U.S. General Electric Company as the carrier of the "heart" - four LM2500 gas turbine is provided by the company, because it is too sophisticated to be under the guidance of experts in the United States to install place. India Livelift website revealed, "Vikrant" aircraft used in steel to steel than the general high-level, because it's tonnage reached unprecedented in the history of the Indian Navy 40,000 tons, and the length lengthened hull to withstand the waves in the ocean are also loads bigger, so you must use the yield strength over 550 MPa or more special steel, while the aircraft carrier at sea, often to host wave loads, hull vibration, aircraft impact, recoil weapons, etc., so the high toughness of the steel there are strict requirements. So far only the United States, Japan, South Korea, Russia, China and a handful of countries to master this kind of steel rolling technology, while India eventually had purchased from Russia 1000 tons of special steel.
It is reported that only 30% completed the main project of the "Vikrant" weapons electronic devices rely heavily on imports. According to the relevant parties, the overall ship design relies Pan Ancona, Italy provided drawings. The aircraft carrier ship to air missile vertical launching system (VLS), fire control radar and sonar systems from France, Israel, Italy and the UK company. As for the carrier aircraft systems, the Indian Navy has determined that the purchase of Russian-supplied MiG-29K fighters, Ka-28 anti-submarine helicopters and early warning helicopters card -31.
Inability to form a carrier battle group
To give full play to combat aircraft, without supporting surface ships and submarines, and the Indian Navy aircraft carrier, though they have decades of experience, but because of this in the forefront installed are light aircraft carrier to carry V / STOL fighter based, so the battle group's combat formation and combat methods are not suitable as "Vikrant" a class of flying leaps equipped with slide / stop cable landing fixed-wing carrier-based aircraft carrier. In other words, India's future aircraft carrier battle group still has to be re-worked, the original experience of inheritable not much.
Russia and other countries under the British Navy aircraft carrier battle groups compiled, an aircraft carrier battle group usually takes two air defense destroyers ,2-4 ,1-2 submarine frigates, a supply ship. However, in order to come up with the Indian Navy aircraft carrier battle group composed of medium-sized vessels accompanied by great difficulties still exist, not only insufficient number, and the performance can not meet the requirements. Indian Navy's biggest trouble than the lack of specialized air defense destroyers, which will battle a tremendous impact on safety. In addition, the integration of modern naval warfare emphasis on information, however, is the lack of space-based early warning TNI navigation system, and no fixed-wing aircraft carrier-based early warning aircraft, while escort ships still lack something like "Aegis" as a large phased array radar, relying on Russia card -31 helicopters sold as facade, it is difficult to meet the demand for access to information carrier battle group.
By no means useless
"Vikrant" Although only one main project completed only 30 percent of the "empty shell", but the hull was a reflection of India successfully launched a large military surface ships constructed a major breakthrough. First, the Indian ship with special steel manufacturing and welding technology breakthrough. Steel Authority of India in order to ensure "Vikrant" progress of the works had Russia to buy 1,000 tons of special steel. But the construction of a 40,000 tons of medium-sized aircraft carrier typically requires about 20,000 tons of steel, so even if "Vikrant" in key parts of the special use of foreign steel, but the vast majority of high-strength steel with a carrier or India production. Master this technology, for the Indian shipbuilding industry milestone.
In addition, "Vikrant" also reflects India successfully launched a large military ship construction standards has made great progress. In recent years, the Indian Government's efforts to develop the domestic shipbuilding industry, not only in the construction and spend billions of dollars on research and development, has also introduced many industry development policies, and strive to build more on an international scale shipyard. Indian Defense Ministry to allow private shipyards through participation in naval shipbuilding bid to promote competition in the market, and promote the development of India's military shipbuilding industry. To build "Vikrant" aircraft carrier Cochin Shipyard, for example, the rapid development momentum in recent years, the shipyard, the new two large docks, you can build the largest tonnage of 11 tons of the ship, and had actually been built over two 95,000 tons of oil tankers. You can say "Vikrant" aircraft successfully launched India's military shipbuilding industry by leaps and bounds is an important symbol.
Everyone can see the truth here, Indian is on their way claim google sources is lying. All their sources we cannot find where foreign stated, all we see is Indian Times BS news.
Stupid Indian always stupidity, you don't even know how to build ship either the link I posted said Italian design. Russian provided 1000 tones steels, and help you built ACC. The US, British, Israel, and Italian also provided help. What left for Indian to built lol, 30% completed claimed by Indian 80% completed. They also said in 5 yrs will sea trial, my god if build by Indian on their own will be 20 yrs later for sea trial lol. Look at Tejas and everyone knows.
I never said china built the ACC Liaoning you stupid Indian? We only refitted the ACC for training purposes, and please stop your Indian times BS news. All your rocket are Russian makes, when there is war with any country using nukes. Don't let me see the nukes exploded while takeoff, lol radioactive will kill your 400 millions people.
Huh,Italian design?Where?Italy have not built an AC as large as INS Vikrant.And it will go on sea trials in two years,as confirmed by the shipyard building it.burn your @$$.
Indian rockets are russian?Prove it genius...
You know more about Vikrant than the shipyard itself??
Dumbest troll of the day, your country your BS who cares.
When the Vikrant is finished, it will look like this
Go learn English before you troll boy, design is design and build is build. Two differences thing, Italy design does not include they will build it for you idiot. Please proof if your rockets are not Russian makes smart a$$$$$$$.
Designed by the Directorate of Naval Design, the aircraft carrier can operate a combination of Russian MiG-29K, Ka31 and the indigenous light combat aircraft.
Chinese troll is back with a bucket load of BS.
1.India asked italy to design to design a 28,00 0 tonne Viraat class STOVL carrier to operate sea harriers but later the requirement changed to 40,000 + tonne STOBAR carrier,and it was designed in India,by Directorate of Naval Design.
Vikrant Class - Naval Technology
You are a true idiot,Italy doesnt have experience in designing carriers as large as Vikrant.
And our space launchers are our own-We have built our own solid,liquid & cryo engines and in now developing semi cryo engines.We develop them on our own.So stop trolling.
SO IT IS NOT YOUR DESIGN after all stupid. YOUR Indian only the workers for the West and Russian. Nice eh?Although attend the launching ceremony of the aircraft carrier Indian Defense Minister AK · Anthony on deck shouting "This is an extraordinary milestone," but the water only shows warship hull construction is completed, you can leave the dock for outfitting, but from the battleship really into service there are not short way to go. When launching warships just completed the initial hull manufacturing, there are many things not installed, installation progress will be subject to foreign suppliers. Take the water after facing power system installation link on the urgent need to assist the U.S. General Electric Company as the carrier of the "heart" - four LM2500 gas turbine is provided by the company, because it is too sophisticated to be under the guidance of experts in the United States to install place. India Livelift website revealed, "Vikrant" aircraft used in steel to steel than the general high-level, because it's tonnage reached unprecedented in the history of the Indian Navy 40,000 tons, and the length lengthened hull to withstand the waves in the ocean are also loads bigger, so you must use the yield strength over 550 MPa or more special steel, while the aircraft carrier at sea, often to host wave loads, hull vibration, aircraft impact, recoil weapons, etc., so the high toughness of the steel there are strict requirements. So far only the United States, Japan, South Korea, Russia, China and a handful of countries to master this kind of steel rolling technology, while India eventually had purchased from Russia 1000 tons of special steel.
GSLV-D5 rocket launch delayed, countdown clock stopped due to leakIndo-Asian News Service | Updated: August 19, 2013 16:03 IST
inShare.
The GSLV-D5 is scheduled for launch at 4.50 pm today
The GSLV-D5 is scheduled for launch at 4.50 pm today
Hyderabad: India's 200 crore space mission has run into trouble with the lift-off of India's heavy rocket geosynchronous satellite launch vehicle-D5 (GSLV-D5), carrying communication satellite GSAT-14, delayed due to a leak.
The countdown began on Sunday at 11.50 am at Sriharikota rocket port in Andhra Pradesh, for the launch scheduled at 4.50 pm today.
It was halted one hour and 14 minutes ahead of lift-off, after some 'leakage' was detected. Officials say they are not sure when the countdown can be resumed.
The rocket port is located about 80 km from Chennai.
"The rocket cost is around Rs. 160 crore and the cost of the satellite is around Rs. 45 crore," an official of the Indian Space Research Organisation (ISRO) told IANS, preferring anonymity.
The key significance of this Rs. 205 crore launch is that the rocket's cryogenic engine is indigenously developed by ISRO.
This was the first mission of GSLV in the last three years, after two such rockets failed in 2010. One of the GSLV rockets flew with an Indian cryogenic engine, and the other one with a Russian engine.
The GSLV is a three stage/engine rocket. The first stage is fired with solid fuel, the second with liquid fuel and the third is the cryogenic engine.
The successful flight of this rocket is crucial for India as it will be the first step towards building rockets that can carry heavier payloads of up to four tonnes.
An ISRO official, preferring anonymity, told IANS that several design changes had been incorporated in Monday's rocket after studying the past GSLV rockets and the issues faced in them.
Design changes were made in the lower shroud/cover that protects the cryogenic engine during the atmospheric flight, wire tunnel of the cryogenic stage to withstand larger forces during the flight, and the revised aerodynamic characterisation of the entire rocket.
"We have reverted to 3.4 metre heat shield to protect the satellite. The last GSLV rocket that failed had a four-metre heat shield. One of the earlier GSLV rockets had problems in its aerodynamics," the official said.
Other changes included video imaging of lower shroud movement during various flight phases, fuel booster in cryogenic engine, and ignition sequence of the cryogenic engine, he said.
ISRO said indigenisation of many critical systems including liquid hydrogen propellant acquisition system (to prevent possibility of outside contamination) was achieved.
ISRO officials told IANS that though the rocket's rated carrying capacity is around 2.2 tonnes, it was decided to carry a sub-two tonne satellite with minimum number of transponders (receivers and transmitters of communication signals), to be on the safe side.
ISRO's earlier attempts to fly a GSLV rocket carrying slightly over two tonne satellites have ended in partial/total failures.
Meanwhile, it is going to be tense 17 minutes for the ISRO scientists on Monday after the 49.13 metre tall rocket weighing 414.75 tonnes blasts off at 4.50 pm, till the GSLV rocket safely delivers GSAT-14 to augment the Indian transponder capacity.
ISRO is planning to launch an upgraded version of GSLV Mark III rocket next year with a dummy payload. The design payload capacity of GSLV Mark III is four tonnes.
During the countdown to the rocket launch, fuelling of the three stage/engine GSLV rocket's four strap-on motors and the second stage with liquid fuel will be completed by August 19 morning, while the first-stage core engine is powered by solid fuel.
The process of fuelling the cryogenic engine will begin around 10 hours prior to the launch.
India to return to Russian boosters after failed rocket launch
India will temporarily go back to using Russian-produced space equipment after its indigenous GSLV rocket failed, a spokesman for Indian Space Research Organization (ISRO) said on Friday.
The Geosynchronous Satellite Launch Vehicle, GSLV D3, fell into the Bay of Bengal 304 seconds after liftoff as its cryogenic engine failed to perform. The rocket tumbled, lost altitude and finally splashed down in the sea.
'Five launches are scheduled for the 2010-2011 fiscal year [which began April 1], including two GSLV and three PSLV launches. The next two GSLV will be launched with Russian cryogenic engines," ISRO spokesman S. Satish said.
India earlier bought seven Russian-made 12KRB oxygen-hydrogen booster sections, five of which have already been used for launches.
India is seeking to become the sixth country to develop its own cryogenic booster sections, necessary for lifting heavy satellites to geostationary orbit. Until recently, only the United States, Russia, France, Japan and China had the technology.
The head of the Indian Space Research Organization (ISRO), K. Radhakrishnan, said the next rocket launch with a domestically produced cryogenic engine will be held this year.
ISRO recently announced that from now on it will orbit 10 satellites every fiscal year.
The crashed GSLV, 50 meters long and weighing 416 tons, was meant to orbit G-Sat, a sophisticated 2.2-ton communications satellite.
The cost of the failed launch is estimated at $75 million, including $40 million for the rocket's construction.
Huh,Italian design?Where?Italy have not built an AC as large as INS Vikrant.And it will go on sea trials in two years,as confirmed by the shipyard building it.burn your @$$.
Indian rockets are russian?Prove it genius...