The Laboratory of Hydraulic and Pneumatic Systems (LASHIP) was present at the 22nd International Congress of Mechanical Engineering – COBEM 2013 – which was held from November 3rd to 7th in the city of Ribeirão Preto – São Paulo. The event featured approximately one thousand participants, ten international speakers and nine parallel sessions for oral presentation of scientific articles. On November 6th, there was a exclusive session of Hydraulics and Pneumatics. The session was offered by Dr. Victor Julian De Negri and Dra. Luciana Pereira. The papers presented in this session were from different Brazilian and foreign universities. The participation of the laboratory was by means of the master’s students Mario Destro and Karol Mario Muñoz who presented, respectively, the following articles: “Comparative analysis of electro-hydraulic positioning systems under different load conditions” e “Modeling of electro-hydraulic systems using Chanel – Agency nets”.