Table 2 The main parameters of the engine.

From: Synergistic optimization of combustion chamber design and hydrogen injection strategies for ultra-lean combustion in hydrogen engines

Parameters

Specification

Type

Inline, 4-stroke, turbocharge

Number of cylinders

4

Bore × stroke (mm)

84 × 92

Rod length (mm)

153

Geometry compression ratio

11.2

Injection type

Direct injection

Injection pressure (MPa)

2–5