Regenerativ stötdämpning : i eldrivna fordon

Sammanfattning

Energy consumption in vehicles is challenging from an environmental standpoint as well asan economical one. This study is investigating the possibility of implementing regenerativedamping in vehicles. With traditional shock absorbers, the vertical linear motion is dampenedby converting the kinetic energy into heat. The purpose of regenerative damping is to convertthe kinetic energy into electricity instead. The electricity can then be used to charge batteriesor power various systems in the vehicle. Since the authors study mechanical engineering, thisproject mostly involves different concepts and the mechanical aspect of the system. Aliterature study, experiments, interviews and observations were performed to acquire atheoretical foundation. Five different concepts were then developed, one of them wasdetermined the best and further developed. The result of this thesis is that regenerativedamping is not yet mature enough to be used in vehicles. The technology is not justifiable asit does not save enough energy, compared to how much more it would cost to develop andbuild a regenerative shock absorber and the challenges associated with it.