variable+timing

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• Variable valve timing — Variable valve timing, or VVT, is a generic term for an automobile piston engine technology. VVT allows the lift or duration or timing (some or all) of the intake or exhaust valves (or both) to be changed while the engine is in operation. Two… …   Wikipedia

• Variable displacement — is an automobile engine technology that allows the engine displacement to change, usually by deactivating cylinders, for improved fuel economy. The technology is primarily used in large, multi cylinder engines. Many automobile manufacturers have… …   Wikipedia

• Variable valve actuation — Variable Valve Actuation, or VVA, is a generalised term used to describe any mechanism or method that can alter the shape or timing of a valve lift event within an internal combustion engine. There are many ways in which this can be achieved,… …   Wikipedia

• Variable Cam Timing — Variable Camshaft Timing (VCT) is an automobile variable valve timing technology developed by Ford. It utilizes electronically controlled hydraulic valves that direct engine oil into the camshaft phaser cavity. These oil control solenoids are… …   Wikipedia

• Variable yield — or dial a yield is an option available on most modern nuclear weapons. It allows the operator to specify a weapon s yield, or explosive power, allowing a single design to be used in different situations. For example, the Mod 10 B61 bomb had… …   Wikipedia

• Variable compression ratio — is the technology to adjust internal combustion engine cylinder compression ratios on the fly. This is done to increase fuel efficiency while under varying loads. Higher loads require lower ratios to be more efficient and vice versa. Variable… …   Wikipedia

• Variable Valve Control — VVC (Variable Valve Control) is an automobile variable valve timing technology developed by Rover and applied to some high performance variants of the companies K Series 1800cc engine.In order to improve the optimisation of the valve timing for… …   Wikipedia

• timing — One of the essential factors in a internal combustion engine (Fuel, Air, Proper proportion of mixture, compression Timing, spark). When the piston is in the compression stroke both valves must be closed. If one or more is open, the valve timing… …   Dictionary of automotive terms

• Variable Valve Event and Lift — Nissan Variable Valve Event and Lift (commonly known as VVEL) is an automobile variable valve timing technology developed by Nissan. Nissan VVEL was introduced with the Nissan VQ Engine VQ37VHR in 2007 on the Infiniti G37. VQ37VHR motor specs: 11 …   Wikipedia

• Variable Valve Timing and Lift Electronic Control — VTEC (Variable Valve Timing and Lift Electronic Control) ist eine 1983 für Motorräder eingeführte Technik der Firma Honda zur variablen Ventilsteuerung in Motoren. Inhaltsverzeichnis 1 Zweck des Systems 2 Varianten 2.1 DOHC VTEC 2.2 SOHC VTEC …   Deutsch Wikipedia

• Variable Antshrike — Taxobox name = Variable Antshrike image caption = male Thamnophilus c. caerulescens from São Paulo, Brazil status = LC status system = iucn3.1 status ref = IUCN2007|assessors=BirdLife International |year=2004|id=50233|title=Thamnophilus… …   Wikipedia