Internal combustion engine system
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United States of America Patent
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May 14, 2024
Grant Date -
Dec 14, 2023
app pub date -
Jun 7, 2023
filing date -
Jun 13, 2022
priority date (Note) -
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status (Latency Note)
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Abstract
An internal combustion engine, ICE, system for a vehicle includes an ICE operable on hydrogen; an exhaust gas aftertreatment system, EATS, arranged in an exhaust gas circuit downstream the ICE, said EATS having at least one NOx reduction device and/or a particulate filter, and an exhaust gas water recovery, EWR, system arranged at least partly downstream the EATS in the exhaust gas circuit, said EWR system having at least a primary exhaust cooler and a water separator; a waste heat recovery, WHR, system for providing a rankine cycle, said WHR system being arranged to transport a working fluid, WF, through the primary exhaust cooler of the EWR system; a low temperature coolant circuit in fluid communication with an exhaust condenser of the EWR system; and a water management system arranged to collect water from the EWR system and transport water to at least one combustion chamber of the ICE.
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