Composite Daggerboards: What Makes Yachts Fly

America’s Cup competitors have evolved into twin-hulled boats that rely on daggerboards to lift them up out of the water and reduce drag so they can speed around the course.

Lockheed Martin starts production of LRASM high-performance smart munitions anti-ship missile

EGLIN AIR FORCE BASE, Fla. – Smart munitions designers at Lockheed Martin Corp. are starting to manufacture the U.S. military’s next-generation LRASM anti-ship missile — the Long-Range Anti-Ship Missile (LRASM).

Officials of the U.S. Air Force Life Cycle Management Center at Eglin Air Force Base, Fla., announced an $86.5 million contract Tuesday to manufacture 23 for LRASM munitions in Lot 1 production. The contract marks the first production award for the air-launched variant of LRASM, Lockheed Martin officials say.

DARPA asks industry to develop photonic-electronic processor for advanced signals intelligence

ARLINGTON, Va. – U.S. military researchers are asking for industry’s help in developing a combination hybrid analog, digital, photonic, and electronic processor to help analyze RF and optical signals for situational awareness.

Officials of the U.S. Defense Advanced Research Projects Agency (DARPA) in Arlington, Va., issued a solicitation last week (HR001117S0044) for the All-Signal Tactical Realtime Analyser (ASTRAL) program.

Overall Heat Transfer Co-Efficient In Pasteurizer/Heat-Exchanger

One of my associate is planning for a milk dairy unit of 2000 Litrs/Hr. (or) 2.0 M^3/Hr.

I want to know the over-all heat transfer co-efficient for milk in the heat exchanger/ pasteurizer and chilling of the milk, the recommended velocity for the milk, etc. max. temp. should not go above 90 Deg.C a

Pipe Stress Analysis For Hydro-static Test Condition

I got a little confusion during the stress analysis of a gas line (my first experience of stress analysis) with ASTM A-106 gr. B pipe. We know that allowable stress for A-106 Gr. B pipe is 20000 psi as per Table A-1 of B31.3. But when i generated the report it is showing that allowable stress is 350

Mercury uses BGA conversion to ruggedize Intel Xeon processor scalable for military applications

ANDOVER, Mass. – Mercury Systems Inc. in Andover, Mass., is using the company’s ball grid array (BGA) packaging conversion technology to ruggedize the Intel Xeon processor scalable family for aerospace and defense embedded computing applications.

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