Engine and vehicle

By setting two independent intake channels and fuel nozzles for each cylinder, the problem of low intake flow ratio of the existing engine is solved, and higher fuel economy and lower emissions are achieved.

WO2025066674A1 Publication Date: 2025-04-03ZHEJIANG GEELY HLDG GRP CO LTD +1
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Patent Information

Application Number
PCT/CN2024/113341
Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
Priority Date
2023-09-28
Filing Date
2024-08-20
Publication Date
2025-04-03

AI Technical Summary

Technical Problem

The current engine intake air intake ratio is not high, resulting in poor engine fuel economy.

Method used

An engine is designed in which each cylinder is provided with two independent intake passages, and a fuel nozzle is provided for each intake passage to improve gas flow and fuel-gas mixing uniformity.

Benefits of technology

By increasing the number of intake channels and setting fuel nozzles, the rolling flow ratio in the engine is improved, fuel economy is improved, and the generation of harmful emissions is reduced.

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Abstract

The present application discloses an engine and a vehicle. The engine comprises: a cylinder block, wherein at least one cylinder is arranged in the cylinder block; a cylinder cover provided above cylinder block, wherein the cylinder cover is provided with a combustion chamber, air inlet channels, and throats connected to the air inlet channels, each cylinder is correspondingly provided with two air inlet channels which are arranged independent of each other, each air inlet channel is correspondingly provided with a throat, the air inlet channel is provided with an inlet and an outlet, the inlet of the air inlet channel faces away from the combustion chamber, and the outlet of the air inlet channel faces the combustion chamber and is connected to the throat; and fuel injection nozzles, wherein the fuel injection nozzles are connected to the air inlet channels and are used for injecting fuel to the air inlet channels, and each air inlet channel is correspondingly provided with a fuel injection nozzle.
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