Page 98 - Airflow News Today

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We are talking about flow speed because you need a certain amount of airflow over the scene. we talk about the angle of the attack and the speed of which air is going over the wing. now for a triple 7 the approach speed 136 knots to about 149. if you start going below that you run the risk of stalling. the aircraft gets pitched up too high and it can no longer fly. generally when you have a stall you lower the nose of the aircraft. that is all well and good assuming you are at a height to do tha...

Microbursts where sudden airflow changing cause a lot of problems for a pilot who is trying to land at san francisco international or any other airport for that matter. you are talking about 28 "l" that is one of the runways that jets out into the bay. it hid the most easterly direction as we took a look a map of the different runways. they make a cross heading not directly north, south, east or west, but sort of that direction, but it heads off into the bay to the east. if you are just joining ...

Industry. it has been thought to be the caution or at least played a role in the number of airline incidents over the years. microbursts are associated with thunderstorms which they did not apparently have this morning. the weather reports out of the san francisco pretty good, clear, but an example what could possibly happen when there is a sudden change in wind direction. wings need airflow in order to do their job. the microbursts played a role in this, that would have been an issue for the pi...

The first officer who was landing this plane, i would guess they were doing it by hand and somehow got too low. aviation, flying a plane like this it has to have adequate airflow over the wings. if for some reason the airflow was not sufficient, maybe because the engines lost a little power momentarily, maybe the pilot didnt give it enough fuel or maybe they hit an air pocket or microburst that took away the airflow. that plane can drop like a rock if it doesnt have airflow over the wings. if th...

Health are finding. in the 1970s, builders answered the call for greener homes, that meant better insulation, but it also meant less airflow. listen. >> because of that, we probably have created a problem indoors because were going to have more air pollution because its tighter. we dont have the ventilation and a way to get rid of the indoor air pollution so that it goes outdoors. >> reporter: what stays inside are things like pet dander, dust, mold and bacteria, increasing problems for allergy ...

of mexican origin. 14% puerto rico and 5% cuban. in florida, cubans are 32%. puerto ricans 28% and mexicans 9%. president obama speaks to latino officials here this hour. president has a wide lead over mitt romney among latino voters. whats he plan to do? shore up the support, bring in juan carlos lopez to talk a little bit about that and jessica yellin, inside where president obama will be speaking shortly. jessica, i want to start off with you. yesterday we heard from mitt romney. he...

americas longest running war after a trip to afghanistan by president obama. the unannounced visit to kabul was full of secrecy and symbolism, be but not very many specifics. a tough reminder that theres a long way to go in that country. suicide car bomber and taliban militants disguised attacked a housing compound. nick paton walsh is live with us. good morning. >> reporter: good morning. it appears the suicide bomber drove a car full of explosives into whats known as the green villag...

you isle ask the former pakistani president musharraf in he knew osama bin laden was hiding in his homeland and if he knows terrorists may be holed up in pakistan right now. im wolf blitzer, youre in "the situation room." first, a powerful reminder today, if they dont reach an agreement in the next 11 days, all hell could brea look. standard & poors is warning the nation could be shoved back into recession very soon after the august 2i deadline passes with the clock ticking and stakes ...

102-miles-per-hour of airflow at the floor.... and orecks brand new double helix brush deep-cleans in virtually one pass... gliding over rugs and carpets, then right onto hardwood or tile ... making it the best cleaning oreck ever! and its soft, flexible body goes low to get under the furniture...not into it. plus, everything the pilot picks up goes directly into orecks hypoallergenic bag that traps up to 99.9% of all dust and allergens down to point three microns. youll agree that oreck has pac...