primary airflow

См. также в других словарях:

• primary combustion — That immediately surrounding the burning fuel, using only a fraction of total airflow (i.e., primary). The rest of the airflow is used for dilution and cooling …   Aviation dictionary

• primary air — That portion of the compressor output air used for the actual combustion of fuel. It is that portion of airflow flowing through the engine core. See also primary combustion …   Aviation dictionary

• primary fuel — i. Fuel that flows from the nozzles in a gas turbine engine under a condition of low airflow. A typical fuel nozzle. ii. Refers to a duplex fuel nozzle and the fuel that initially flows upon starting, usually from the center orifice. Also called… …   Aviation dictionary

• tertiary airflow — The airflow meant for cooling and dilution purposes to achieve a uniform gas temperature across the combustion chamber exit plane. It passes through holes in a gas turbine flame tube or combustor downstream of secondary holes. See also primary… …   Aviation dictionary

• secondary air/airflow — That portion of the compressor output air used to cool engine parts and combustion gases. See also primary air …   Aviation dictionary

• Components of jet engines — Diagram of a typical gas turbine jet engine. Air is compressed by the fan blades as it enters the engine, and it is mixed and burned with fuel in the combustion section. The hot exhaust gases provide forward thrust and turn the turbines which… …   Wikipedia

• Turbojet — Turbojets are the oldest kind of general purpose jet engines. Two engineers, Frank Whittle in the United Kingdom and Hans von Ohain in Germany, developed the concept independently during the late 1930s, although credit for the first turbojet is… …   Wikipedia

• blowout — The flameout of the afterburner, or of the main gas turbine engine, caused by the excessive velocity of incoming primary airflow …   Aviation dictionary

• respiratory disease — ▪ human disease Introduction  any of the diseases and disorders that affect human respiration (respiration, human).  Diseases of the respiratory system may affect any of the structures and organs that have to do with breathing, including the… …   Universalium

• Carburetor — Bendix Technico (Stromberg) 1 barrel downdraft carburetor model BXUV 3, with nomenclature A carburetor (American spelling), carburettor, or carburetter (Commonwealth spelling) is a device that blends air and fuel for an internal combustion engine …   Wikipedia

• airplane — /air playn /, n. 1. a heavier than air aircraft kept aloft by the upward thrust exerted by the passing air on its fixed wings and driven by propellers, jet propulsion, etc. 2. any similar heavier than air aircraft, as a glider or helicopter. Also …   Universalium