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Turbocharging system may be designed to operate on either the （） or the constant pressure exhaust sy

更新时间:2026-06-13 12:40:05   栏目: 中华词典

Turbocharging system may be designed to operate on either the （） or the constant pressure exhaust system. A. pulse B. exhaust C. fluctuating D. hunting

The correct answer is A. pulse.

Turbocharging systems for diesel engines typically use either the pulse system or the constant pressure system to harness exhaust gas energy.

Pulse system — Uses the high-pressure pulses of exhaust gases directly from each cylinder, keeping the gases in separate manifolds to preserve their pressure energy.

Constant pressure system — Collects exhaust gases from all cylinders into a common, larger-volume manifold to maintain a more constant pressure before entering the turbine.

So, the complete sentence should read:
Turbocharging system may be designed to operate on either the pulse or the constant pressure exhaust system.

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