The 9th international workshop on Digital Fluid Power, DPF17 will take place in Aalborg, Denmark, September 7-8, 2017. In the previous years it has taken place in either Tampere, Finland or in Linz, Austria. Digital fluid power has been a highly prioritised research topic at Aalborg University for the last ten years. AAU is therefore honoured to host this event and pleased to invite you to participate in bringing both academia and industry partners together; joining the latest research knowledge, stimulating discussions and exchange of experiences on digital fluid power.