Eideard

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Posts Tagged ‘stealth

The era of the autonomous unmanned combat plane nears reality

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Last Friday, the Northrop Grumman-built U.S. Navy X-47B Unmanned Combat Air System Demonstration (UCAS-D) aircraft successfully completed its historic first flight at Edwards Air Force Base in California. The era of the unmanned combat plane is fast approaching.

Conducted by a U.S. Navy/Northrop Grumman test team, the flight took off at 2:09 p.m. PST and lasted 29 minutes. This event marks a critical step in the program, moving the team forward to meet the demonstration objectives of a tailless fighter-sized unmanned aircraft to safely take off from and land on the deck of a U.S. Navy aircraft carrier.

First flight represents the compilation of numerous tests to validate the airworthiness of the aircraft, and the robustness and reliability of the software that allows it to operate as an autonomous system and eventually have the ability to take-off and land aboard an aircraft carrier,” said Capt. Jaime Engdahl, the Navy’s UCAS-D program manager…

Taking off under hazy skies, the X-47B climbed to an altitude of 5,000 feet, flew several racetrack-type patterns, and landed safely at 2:38 p.m. PST. The flight provided test data to verify and validate system software for guidance and navigation, and the aerodynamic control of the tailless design…

The aircraft will remain at Edwards AFB for flight envelope expansion before transitioning to Naval Air Station Patuxent River, Maryland, later this year. There, the system will undergo additional tests to validate its readiness to begin testing in the maritime and carrier environment. The UCAS-D program is preparing the X-47B for carrier trials in 2013.

The Navy awarded the UCAS-D prime contract to Northrop Grumman in August 2007. The six-year contract calls for the development of two X-47B fighter-sized aircraft. The program will demonstrate the first-ever carrier launches and recoveries by an autonomous, unmanned aircraft with a low-observable-relevant platform. Autonomous aerial refueling will also be performed after carrier integration and at-sea trials.

Phew! The stuff of science-fiction. And scientific advances being supported by our politicians – as long as it’s for death and destruction.

Still – a pretty trick aircraft.

Written by eideard

February 8, 2011 at 10:00 pm

Stealth nuclear sub ain’t much good stuck in the mud!

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Click on the photo for Reuters Pictures view of the stuck submarine

The Royal Navy hastened to assemble an official inquiry Friday evening to explore why Britain’s newest nuclear submarine, H.M.S. Astute, ran aground while undergoing sea trials off the coast of northwest Scotland on Friday morning and remained stuck on a bank of sand and shingle for nearly 10 hours before a tug pulled it free at nightfall. A spokesman for the Royal Navy said divers would be deployed to check concerns that the submarine’s rudder had been damaged.

The episode was particularly embarrassing for the navy because the vessel, one of the most technologically advanced submarines in the world, was designed for maximum stealth and use in such delicate operations as delivering special forces troops secretly and eavesdropping off the coasts of hostile nations. Its design features and propulsion mechanisms are considered top secret, naval experts said, but both were on display during the grounding.

Earlier efforts by tugboats to free the $2 billion vessel failed, prompting officials to wait until the evening tide to refloat it. Their decision left the 8,000-ton submarine, as long as a football field and equipped to carry Tomahawk cruise missiles, sitting motionless in full view of people on the shoreline throughout the day.

Local residents quoted by the BBC said the submarine appeared to be tilting slightly as it sat about a mile off the coast of the Isle of Skye, close to the bridge that links the island to the Scottish mainland at the Kyle of Lochalsh, 150 miles northwest of Glasgow.

They certainly had a great view of the Black Cuillin. I just hope they didn’t screw up one of the most idyllic spots on this whole bloody planet. The Misty Isle is heaven on Earth – though I have spent as long as 3 weeks in a tent waiting for the rain to stop. :)

Written by eideard

October 23, 2010 at 6:00 am

Reviewer finds a stealth Starbucks in Seattle

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There are over 15,000 Starbucks in the world but none like the one at 328 15th Avenue East in Seattle.

Officially the coffee shop is called “15th Ave Coffee and Tea” but the store and a similar sister location have earned another name: “the Stealth Starbucks.”

At first glance the coffee shops in the mega-chain’s hometown of Seattle do not even look like Starbucks…

The only hint that the store is owned by the coffee giant and not a local java seller is the “Inspired by Starbucks” lettering across the front door

Inside, pages from Plato’s dialogues decorate an entire wall, sweeteners sit on a bathtub converted into a table, beer and wine are for sale and employees dole out customized drip coffees along with advice on which are the best beans.

At every turn, the message seems to be here “it’s about the coffee…”

If customers enjoy the “stealth” Starbucks experience without linking it immediately to the coffee giant that’s fine with the creators of the concept, said Arthur Rubinfeld, Starbucks’ president of global development.

“These are learning environments for us to be innovative and push the envelope, Starbucks customers worldwide have come to expect a certain amount of offerings and timing in our stores we wanted to change things up here but didn’t want to disappoint any of our customers,” Rubinfeld…

According to Arthur Rubinfeld the “stealth” stores are not a departure from the brand but an effort to get back to the basics of the successful product that launched the company from a small single location coffee shop to a worldwide phenomenon.

Prototyping is a useful tool in a lot of businesses. At retail – you had better consider the context of the test as well.

Written by eideard

January 7, 2010 at 6:00 am

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