Sentences with phrase «combustion cycle»

There are up to five injections per combustion cycle in the cold - start and warm - up phase, which is so crucial for emissions.

The hot, oxygen - poor gas expands to fill a portion of the cylinder, which consequently requires less air and fuel for the next combustion cycle.

Its spark plugs fire during every ignition phase of the four - stroke combustion cycle, but do so in different conditions depending on the driving requirements.

A single combustion cycle is sufficient for the exhaust gas temperature to rise.

Mated to an eight - speed automatic, the 184 - hp «B - cycle» engine uses a modified Miller combustion cycle for improved efficiency, yielding 35 lb - ft more torque yet 14 fewer hp than the outgoing 2.0 T.

The new V - 6 runs the Atkinson combustion cycle for greater efficiency.

The engine runs on an Atkinson cycle at cruising speeds, to improve fuel economy, before switching to the conventional Otto combustion cycle at higher revs for better performance.

These upgrades grant more precise fuel metering and better atomisation, resulting in a more efficient combustion cycle.

Its «new combustion cycle,» Mazda says, generates the torque of a larger engine with the fuel efficiency of a smaller one.

To improve its fuel efficiency, Audi revised the new engine's combustion cycle so it acts more like a Miller - cycle engine, reducing fuel consumption.

Is it when the leak is of such a large volume but not large enough that the engine just doesn't operate at all so at least the engine goes through enough combustion cycles to accumulate enough heat to drive an overheat scenario?

The engine, which uses both port and direct injection, will switch between Atkinson and regular combustion cycles without interruption.

Re-entrance of exhaust gases into the combustion chamber reduces subsequent combustion cycle efficiency.

In conjunction with VVT it allows easy use of alternative combustion cycles such as the Atkinson, normal aspirated, and Miller, supercharged cycles, as well as the foundation stone of the Otto cycle.

An air - to - liquid intercooler is used for packaging reasons, and the engine has the ability to switch to the more - efficient Atkinson combustion cycle under light loads.

Powering the minivan after the batter pack is depleted is an upgraded version of the award winning 3.6 liter Pentastar engine that uses the atkinson combustion cycle system.

Diesels have many trade - offs due to their inherently - dirty combustion cycle that are starting to limit their use in the U.S..

A 2.0 - liter, direct - injected four - cylinder, it features a liquid - cooled intake manifold, forged connecting rods, sodium - filled exhaust valves, oil jets for piston cooling, and dished piston crowns for a more effective combustion cycle.

It is surprising Nissan isn't using modern tech like direct injection or Atkinson / Otto combustion cycle changes, but the engine accomplishes its goals nevertheless.

Lexus is planning to pitch the 450bhp - plus coupé against the BMW M4 when it goes on sale, and comes loaded with plenty of clever engineering, including a 5.0 - litre V8 engine, which switches combustion cycles depending on load.

It features both direct and port fuel injection, a dual combustion cycle with both an Atkinson and Otto cycle, and variable valve timing.

By closing exhaust valves later than normal, the cam phasing system forces the desired amount of exhaust gas back into the combustion chamber for more complete burning in the next combustion cycle resulting in improved fuel economy and lower emissions.

As Automotive News reported in August, front - wheel - drive A3s now get a new 2.0 - liter turbocharged four - cylinder engine using a modified Miller combustion cycle for the 2017 model year, Audi said today.

The hybrid model features the 3.6 - L Pentastar V - 6 engine, modified to use the efficient Atkinson combustion cycle, together with two AC electric motors for a combined output of 260 hp.

There are up to five injections per combustion cycle in the coldstart and warm - up phase, which is so crucial for emissions.

The engine runs both an Atkinson and Otto combustion cycle for added economy without killing power.

A new high - pressure fuel pump is fitted, while revised fuel injectors provide improved fuel atomization, allowing for a more controlled, efficient combustion cycle.

It also operates on a development of the Miller combustion cycle for increased efficiency, with turbocharging to pressurise air into the cylinders during a shorter intake valve opening period.

Such carbon capture and storage can either be built into the smokestacks of existing plants or into the combustion cycle of advanced plants, like those using IGCC technology.

One of the ways to deter the formation of NOx during the combustion cycle is to introduce an Exhaust Gas Recirculation (EGR) process.

I'm talking about the exhaust valve, as if one is open during the combustion cycle, you've damaged a valve and the seat most likely.

If you saturate the cylinders with fuel, you lower the heat produced during the combustion cycle.

engine, which employs a modified version of the Miller combustion cycle.

I would submit that the combustion itself can occur completely before the end of the combustion cycle if the engine is moving slower, or longer than the combustion stroke if, for instance, there is more air / fuel than can be burned.

Carbon monoxide (CO), is incompletely burned fuel or to be more precise are hydrocarbon molecules that split apart but don't burn in the combustion cycle.

Because the extra pressure in the crankcase often contains atomized oil and in some cases un-burnt fuel, the PCV valve routes these gasses back into the intake plenum, such that they can be used in the combustion cycle and exhausted out the tailpipe.

Hopefully not confusing the issue, I will tell you that the intake valve remains open for a short time during the beginning of the compression cycle, as well as the exhaust valve opening before the piston gets to the bottom of the combustion cycle, but specifics of why this happens is probably best left for another writ.

Another clever strategy is temporarily injecting fuel very late in the combustion cycle.

Also, in a block, you can only bore the block so much, before the cylinder walls become too thin to be able to contain the combustion cycle.

Ferrari engineer Vittorio Dini, the new V - 8's godfather, revealed two tricks that trained the engine's vocal cords and inflated its torque curve: injecting fuel in two doses per combustion cycle and using an H - shaped connector between the pipes to help accelerate the exhaust flow.

Before you question the environmental impact of this apparently antiquated setup, keep in mind the big Lexus V8 utilises both Otto and Atkinson combustion cycles - the latter familiar to drivers of the fuel - sipping hybrid models - improving efficiency.

Often, this might help, but Kevin also says that cylinder pressure will help seal the valve during the compression and combustion cycles.

To maximize torque and efficiency, engineers added what they call Variable Valve Timing with intelligence Wide (VVT - iW) on the intake camshaft, along with VVT - i on the exhaust camshaft, allowing the engine to switch between Otto and Atkinson combustion cycles.

A misfire is when the combustion cycle of your engine is interrupted, causing a sudden and severe loss of power while dramatically reducing fuel economy and increasing emissions.

They include a new port - and - direct fuel injection system and the ability two automatically switch between Otto and Atkinson combustion cycles.

Even the combustion cycle can change, switching from the Otto cycle during acceleration to the Atkinson cycle during lighter operations.