Vehicle equipment

Vehicle equipment

Industry: Automotive

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Vehicle equipment

hardware-in-the-loop

Automotive; Vehicle equipment

Testing and evaluation method that replicates a complete vehicle by employing a combination of (a) actual test hardware and (b) computer models.

heat exchanger

Automotive; Vehicle equipment

Device (e.g., a radiator) that is designed to transfer heat from the hot coolant that flows through it to the air blown through it by the fan.

heavy-duty federal test procedure

A transient engine dynamometer cycle for heavy-duty truck and bus engines. Includes segments designed to simulate both urban and highway driving. Used for emission certification testing of heavy-duty ...

hybrid power unit

Automotive; Vehicle equipment

The engine (i.e., heat engine or fuel cell) in a hybrid propulsion subsystem.

hybrid propulsion subsystem

Automotive; Vehicle equipment

A propulsion subsystem that joins two types of propulsion mechanisms so that the advantages of each can be exploited. Such a system generally consists of two energy storage elements (such as a liquid ...

parallel configuration

Automotive; Vehicle equipment

A hybrid electric vehicle (HEV) with a parallel configuration has a direct mechanical connection between the power unit and the wheels, as in a conventional vehicle, but also has an electric motor ...

series configuration

Automotive; Vehicle equipment

Some hybrid electric vehicles (HEVs) use a series configuration, in which the heat engine or fuel cell together with a generator produce electricity for the battery pack and electric motor. Series ...