Components

LDI

Hydrogen injector for direct injection

The Liebherr LDI injector is designed for stable injection rates and can therefore support uniform combustion. The design enables a stable injection-rate plateau and precise control of the hydrogen flow. Depending on the system design and operating conditions, this can contribute to efficient engine operation. Advanced sealing concepts support reliable sealing of the injector and can thus increase operational safety. The robust and adaptable design can be configured for various engine sizes and power ranges. Actual performance, efficiency and leak-tightness values depend on the respective application and system integration.

  • Pressure - 5 - 30 bar

  • Injector configuration - Axial inlet / Radial inlet / top feed

  • Flow rate - 12 g/s at 30 bar

Highlights

Designed to run dry without additional lube oil
Dedicated gas-tight valve concept
Available as a single component or system solution
Wide range of different diffusor caps for optimized mixture preparation

Technical data

Pressure
5 - 30 bar
Number of injections
2
Injector configuration
Axial inlet / Radial inlet / top feed
Weight
0.500 kg
Flow rate
12 g/s at 30 bar
Min. quantity capability
2 mg/stroke
Hydrogen fuel temperature
-40 to 120 °C
Max. power per engine cylinder
75 kW/cyl.

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