Remove Connected Remove DC Remove Exhaust Remove MPH
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Audi’s mighty diesel: SQ8 TDI SUV coupé; 48V MHEV

Green Car Congress

TDI that draws its power from 3,956 cm 3 of displacement, the intake side is on the outside and the hot exhaust side with the two turbochargers is in the inner “V”. To do this, the Audi valvelift system (AVS) opens the second exhaust valve in each of the combustion chambers, which was closed previously. liters (30.2 liters (0.1

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BMW unveils new 7 Series; battery-electric i7

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The new V8 borrows technology from BMW Motorsport, and features a new exhaust manifold, external oil cooling, and further developed turbocharging. The top speed of the new BMW i7 xDrive60 is electronically limited to 149 mph. The 760i xDrive combines the power of the 4.4-liter The new BMW 7 Series - Gen5 BEV Technology.

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Audi’s performance SQ5 diesel features electric compressor with mild hybrid system

Green Car Congress

An AC/DC converter connects the conventional 12-volt electrical system. It helps out whenever the exhaust gas flow provides too little energy to drive the turbocharger, i.e. when starting off and accelerating in the low-rev range up to 1,650 rpm. At its core is a belt alternator-starter (BAS) connected to the crankshaft.

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Audi gives S5 models their first diesel and 48V MHEV systems; performance and efficiency

Green Car Congress

A DC/DC converter steps this voltage down for components in the 12–volt electrical system. It is activated whenever the power demand from the driver is high but the energy available in the exhaust flow for driving the compressor wheel is low. mph), the car can coast for up to 40 seconds with the engine shut off.

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Audi power-dense 2.5L TFSI engine with electric biturbo delivers 591 hp from 2,480 cc; 48V subsystem for the turbo

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Turbochargers are typically driven by energy from the exhaust—i.e., starting from very low revs, the rise in boost pressure and therefore torque becomes gradually greater only as the exhaust energy increases. A DC/DC converter provides the connection to the 12‑volt electrical system. ft) within the first 2.5

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Audi’s mild-hybrid systems: 12V for 4-cylinders, 48V for 6- and 8-cylinders

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Unlike some other efficiency technologies within the engine, the MHEV drives increase ride comfort, since they allow silent coasting within larger speed ranges up to a maximum speed of 160 km/h (99 mph). A heavy-duty V-ribbed belt connects it to the crankshaft. Earlier post.) Controlled air cooling provides the thermal management.

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How Safe Are EVs for Fleets?

Blink Charging

As Car and Driver says , “multiple mainstream EVs —including various sedans and SUVs that make no claim of being high-performance vehicles —can accelerate from zero to 60 mph in less than 5.0 seconds, [and three of] 16 vehicles [it has] tested in the past decade that blasted to 60 mph in less than 3.0

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