Ecological city car, concepts, design and realization

The paper deals with concepts, design and realization of a small ecological city car. A small, electric car is anticipated to be a solution to city traffic problems. The future users of a city electric car have been defined. City car should be characterized by the following features: low cost of purchase and maintenance, high functionality, possibilities of movement in zero emission zone, large space and easy access to luggage compartment, simplicity of parking manoeuvres, possibilities of customizing a car body features. These features made this car a perfect means of transport for the elder and disabled. Three versions of a city car with different drive lines are considered. The same car body for each version is proposed. The car chassis is also the same in each version. The version l of city car is made. It is an L6e class car. This prototype allows carrying out some research on a new electric motor, new kind of batteries and working out the control units for cooperation between the electric motor and generator. In the paper the basic performances of the car are presented and its main parł the structure is shown. Features of the next version of small ecological city car are described as well as their advantages.