pre-ignition


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Related to pre-ignition: Spark knock

pre-ignition

(ˌpriːɪɡˈnɪʃən)
n
(Automotive Engineering) ignition of all or part of the explosive charge in an internal-combustion engine before the exact instant necessary for correct operation
Translations

pre-ignition

References in periodicals archive ?
The authors identified two trends that characterize the base stock effect on pre-ignition event frequency.
The API TC results showed that G-OIL[TM] 2-Cycle Green Engine Oil meets or exceeds the allowed tolerance compared to petroleum-based reference oil on key performance criteria including piston scuffing and skirt varnish, ring sticking and eliminating spark plug fouling in pre-ignition.
7% -- Reduces emissions - hydrocarbons (HC) up to 15% - carbon monoxide (CO) up to 26% - nitrous oxides (NOx) up to 17% -- Restores power and performance -- Reduces need for costly higher octane fuel -- Reduces noise from carbon rap and pre-ignition -- Better drivability -- Smoother operation
New Haven, Connecticut) is a rapidly growing 35-employee environmental technology firm developing a rang of proprietary clean combustion devices, with diverse technological advances in gas turbine combustion, small engine emission control, catalytic glow plugs, particulate filtration, gas turbine flashback and pre-ignition control and catalytic chemical processing.
Our full range of additives are proven to increase durability of modern engines and aftertreatment systems, including protection against low speed pre-ignition, providing oil marketers with solutions to supply all of Daimler's service fill requirements.
It is assumed that the super-knock or mega-knock caused by low-speed pre-ignition (LSPI) in supercharged downsized engines [13], [14], [15], [16], [17], [18] also subsequently undergoes the same transitional process to strong pressure waves, though the origin of the initial ignition differs.
The phenomenon is generally called low speed pre-ignition (LSPI) or stochastic pre ignition (SPI) in literature due to its characteristics and area of occurrence.
What Robar is calling the Glockraft Defensive Applications Trigger is an American-made after market product that will give the shooter a feel of a shorter pull with less pre-and over-travel to help eliminate pre-ignition push.
The goals of next generation dexos1:2015 are enhanced fuel economy, turbocharger deposit control, aeration, stochastic pre-ignition (SPI) control, oil oxidation and piston deposit control, and also housing the new SAE J300 viscosity grades.
In addition to providing insights into the chemical pathways for low-speed pre-ignition, the device can be used to study other engine-related challenges.
Over the last several years, there have been incidents of pre-ignition in large displacement Continental engines.
The Big Three There are three main principles associated with optimal shooting positions: Get stable, address pre-ignition vibration, and test your position.