opening pressure

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• injector opening pressure — The point at which injection pump fuel pressure overcomes nozzle valve spring resistance, or combustion chamber pressure, so that fuel is injected into the pre combustion chamber …   Dictionary of automotive terms

• Pressure cooking — is a method of cooking in a sealed vessel that does not permit air or liquids to escape below a preset pressure. Because the boiling point of water increases as the pressure increases, the pressure built up inside the cooker allows the liquid in… …   Wikipedia

• Pressure-fed cycle (rocket) — The pressure fed cycle is a class of rocket engine designs. A separate gas supply, usually helium, pressurizes the propellant tanks to force fuel and oxidizer to the combustion chamber. To maintain adequate flow, the tank pressures must exceed… …   Wikipedia

• Pressure measurement — The construction of a bourdon tube gauge, construction elements are made of brass Many techniques have been developed for the measurement of pressure and vacuum. Instruments used to measure pressure are called pressure gauges or vacuum gauges. A… …   Wikipedia

• Pressure carburetor — A pressure carburetor is a type of fuel metering system for piston aircraft engines manufactured by the Bendix Corporation starting in the 1940s. It is recognized as an early type of mechanical fuel injection and was developed to prevent fuel… …   Wikipedia

• pressure-volume loops — graphic representations of the pressure within cardiac ventricles as a function of their volumes, recorded over the course of the cardiac cycle under various conditions, such as increased preload or afterload, and used to assess cardiac… …   Medical dictionary

• Pressure ridge — A pressure ridge is an ice formation typically found on large frozen lakes during the winter. In the most basic sense, a pressure ridge is a long crack in the ice that occurs because of repeated heating and cooling on the surface of the lake.In… …   Wikipedia

• pressure bleeder — A device that forces brake fluid under pressure, into the master cylinder so that by opening the bleeder screws at the wheel cylinders, all air will be removed from the brake system …   Dictionary of automotive terms

• pressure relief — What you must do to all fuel injection system before cracking a line and opening up the system …   Dictionary of automotive terms

• pressure wave — Pulsations or oscillations in the induction and exhaust systems caused by the opening and closing of the valves …   Dictionary of automotive terms

• Normal pressure hydrocephalus — Classification and external resources ICD 10 G91.2 ICD 9 331.9 …   Wikipedia