SoC (State of Charge)

Tuesday June 3rd, 2025 Ing. Jan Sajdl, Ph.D. 253 Views baterie, electromobility

SoC (State of Charge) indicates the charge level of the battery. It expresses how much energy is currently stored in the battery relative to its maximum capacity. Simply put, it shows how full the battery is at a given moment. This indicator is essential for the practical use of batteries, as it informs the user about the amount of energy currently available.

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SoH (State of Health)

Thursday April 24th, 2025Wednesday June 4th, 2025 Ing. Jan Sajdl, Ph.D. 663 Views baterie, electromobility

SoH (State of Health) indicates the overall technical condition of a battery or its cell. It expresses the ratio between the current capacity and the original rated capacity of a new battery. In other words, SoH reflects the degree of battery wear. This indicator is crucial, for example, when assessing the condition of a battery in a used electric vehicle.

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eHybrid (e-HYBRID)

Wednesday February 26th, 2025Wednesday February 26th, 2025 Ing. Jan Sajdl, Ph.D. 1035 Views electromobility, hybrid powertrain, MHEV, PHEV, Seat, VW

Cars carrying the eHybrid (e-HYBRID) designation have a plug-in hybrid electric drive, which means they can use a traditional internal combustion engine, an electric motor or a combination of the two. Hybrid eHybrid (e-HYBRID) cars allow driving solely on electric power.

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Power electronics

Thursday January 23rd, 2025Tuesday February 25th, 2025 Ing. Jan Sajdl, Ph.D. 1211 Views elektromobil, electromobility, Power electronics

Power electronics is a very important and integral part of the powertrain unit of every electric vehicle. The power electronics of an electric drive system control the transfer of energy between the main components of electric vehicles, such as the battery, the electric motor, and the charger. The efficiency of a given electric drive is significantly influenced by the architecture of the power electronics.

=== All === Car parts Electromobility Drivetrain Motor Label Abbreviations and terms

HEV (Hybrid Electric Vehicle)

Friday August 2nd, 2024Wednesday January 22nd, 2025 Ing. Jan Sajdl, Ph.D. 3243 Views CO2, electromobility, HEV, hybrid, hybrid powertrain

A hybrid electric vehicle (HEV) is a car that can independently run on fossil fuels and electric power. HEV vehicles are typically equipped with only a smaller traction battery and a less powerful electric motor. However, the electric motor’s performance is sufficient for the vehicle to run solely on electric power.

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Toe angle

Monday July 15th, 2024Tuesday July 16th, 2024 Ing. Jan Sajdl, Ph.D. 19445 Views wheel geometry, toe angle, suspension

The toe angle is an angle that plays a key role in the overall axle geometry and affects the vehicle’s behavior on the road. The toe angle has a significant impact not only on the driving characteristics of the vehicle but also on tire wear.

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Coupe

Tuesday June 25th, 2024Wednesday July 3rd, 2024 Ing. Jan Sajdl, Ph.D. 13264 Views bodywork, car body type

Coupe is the designation of a type of two-door passenger car body.

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Solarbay (opacifying sunroof)

Sunday June 2nd, 2024Wednesday July 3rd, 2024 Ing. Jan Sajdl, Ph.D. 3082 Views panoramic sunroof

Solarbay is the trade name for a glass panoramic roof using liquid crystal technology. Renault’s Solarbay panoramic roof does not need a roller blind to darken the interior, which brings a number of advantages.

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PHEV (Plug-in Hybrid Electric Vehicle)

Wednesday May 29th, 2024Friday August 2nd, 2024 Ing. Jan Sajdl, Ph.D. 3093 Views CO2, electromobility, hybrid, hybrid powertrain, PHEV

A plug-in hybrid electric vehicle is a car that can run independently on fossil fuels and electricity. In the case of a plug-in hybrid, it is important that the vehicle is equipped with a traction battery that can be recharged from the electricity grid.

=== All === Car parts Electromobility Drivetrain Label Abbreviations and terms

eTSI

Monday May 20th, 2024Wednesday February 26th, 2025 Ing. Jan Sajdl, Ph.D. 4441 Views electromobility, hybrid, hybrid powertrain, MHEV, engine, engine designation, Seat, TSI, Volkswagen

Cars labeled as eTSI are equipped with a mild-hybrid drivetrain. This means that the vehicle is powered by a traditional internal combustion engine, which is assisted by an electric motor. eTSI vehicles are not capable of running solely on electric power.

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