constant differential pressure

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• differential pressure range of pressurization — The range of cabin pressurization in which a constant differential is maintained between the cabin pressure and the outside air pressure. This method of pressurization is used after the cabin reaches its maximum allowable differential pressure …   Aviation dictionary

• differential-pressure valve — Inside the Bosch CIS fuel distributor, these valves (there is one for each cylinder) maintain a constant pressure drop at each of the control plunger slits, regardless of changes in the quantity of fuel flow …   Dictionary of automotive terms

• 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 — This article is about pressure in the physical sciences. For other uses, see Pressure (disambiguation). Pressure as exerted by particle collisions inside a closed container …   Wikipedia

• Differential scanning calorimetry — Differential Scanning Calorimeter Acronym DSC Classification Thermal analysis Manufacturers Linseis Thermal Analysis, Mettler Tol …   Wikipedia

• Pressure-Correction Methods — refer to a class of methods used in computational fluid dynamics for solving the Navier Stokes equations normally for incompressible flows. Common Properties The equations solved in this approach arise from the implicit time integration of the… …   Wikipedia

• Pressure vessel — Vertical pressure vessels installed in a structure A pressure vessel is a closed container designed to hold gases or liquids at a pressure substantially different from the ambient pressure. The pressure differential is dangerous and many fatal… …   Wikipedia

• Partial differential equation — A visualisation of a solution to the heat equation on a two dimensional plane In mathematics, partial differential equations (PDE) are a type of differential equation, i.e., a relation involving an unknown function (or functions) of several… …   Wikipedia

• Limited slip differential — A limited slip differential (LSD) is a modified or derived type of differential gear arrangement that allows for some difference in rotational velocity of the output shafts, but does not allow the difference in speed to increase beyond a preset… …   Wikipedia

• Inexact differential — In thermodynamics, an inexact differential or imperfect differential is any quantity, particularly heat Q and work W, that are not state functions, in that their values depend on how the process is carried out.cite book|author= Laider, Keith,… …   Wikipedia

• Osmotic pressure — Morse equation redirects here. For the potential energy of a diatomic molecule, see Morse potential. For the functions in differential topology, see Morse theory. Osmotic pressure on red blood cells Osmotic pressure is the pressure which needs to …   Wikipedia