Dr.-Ing. Stefan Griebel

Research areas

• Analysis and synthesis of compliant sensors and compliant, fluid-mechanical actuators
• Design and optimization of monolithic, made of silicone fluid-mechanical actuators with inherent sensor technology
• Design and programming of the controller units for compliant, mechatronic systems
• Practical determination of the material parameters of elastomers based on various load situations (uniaxial, biaxial, pure shear tension tests)

Development examples

• Energy efficient, adaptive suction gripper with inherent sensor technology
• Compliant EEG cap with fluid mechanical actuators
• Compliant Gripper with distributed compliance
• Fluid mechanical actuator for cochlear-implants

...to applications of the group

Teaching

• lecture "Transmission Technology 1"
• lecture "Motion Technology"
• practical training of finite element method (FEM) / higher strength theory
• Supervision of student theses
• List of supervised theses

Publications

• Digital Bibliography of the Technische Universität Ilmenau

Books and chapters

• Griebel, S.: Entwicklung und Charakterisierung fluidmechanischer nachgiebiger Aktuatoren am Beispiel eines multifunktionalen Sauggreifers. In: Berichte der Ilmenauer Mechanismentechnik Band 6, Universitätsverlag Ilmenau, Ilmenau, 2021, ISBN: 978-3-86360-233-8; doi: 10.22032/dbt.46923

Completed projects

• Silicone-based sensor elements for actively-deformable, hydraulically-actuated medical products (Akva-Med Sense)  
• Active deformable, fluid actuated, compliant mechanism for gentle implants and instruments
• Mechatronic compliant system for multichannel bioelectric potential measurement
• Sensor and measurement techniques for sustainable resource- and material-efficient medical technologies - SensEcoMed
• Adaptive Positioning of Probes using Inflective Mechanical Objects - APPRIMO

Awards

• Silver medal award at the international trade fair: "Ideas - Inventions - New Products (iENA)" Nuremberg, 2019, topic: "Device and process for detecting and reduction of normal and shear forces in an anti-decubitus system for active decubitus prophylaxis”
• Gold medal award at the international trade fair: "Ideas - Inventions - New Products (iENA)" Nuremberg, 2015, topic: "Adaptive electrode carrier, its use and method for insertion of a cochlear implant electrode carrier"
• Gold medal award at the international trade fair: "Ideas - Inventions - New Products (iENA)" Nuremberg, 2014, topic: "Monolithic closed suction gripper with active separating mechanism for flat and curved surfaces"
• Honorary Certificate at the international trade fair: "Ideas - Inventions - New Products (iENA)" Nuremberg, 2013, topic: "Full-compliant device and process for detecting shear forces with a continuously adjustable sensitivity and a continuously adjustable measuring range during measuring process"
• Silver medal award Certificate at the international trade fair: "39th International Exhibition of Inventions" Geneva, 2011, topic: "Entrainement par fluide souple pour generer un mouvement complexe tridimensionnel"
• Gold medal award at the international trade fair: "Ideas - Inventions - New Products (iENA)" Nuremberg, 2010, topic: "Miniaturizable compliant fluid drive for generating a complex spatial movement“
• Gold medal award at the international trade fair: "Ideas - Inventions - New Products (iENA)" Nuremberg, 2010, topic: "EEG cap with enhanced flexible mechanisms for the placement of dry electrodes"
• Gold medal award at the international trade fair: "Ideas - Inventions - New Products (iENA)" Nuremberg ,2009, topic: " EEG-diagnostic head "
• Mechanical engineering award of the association for the promotion of the Mechanical Engineering Faculty and of Precision Engineering e. V., 2008, diploma thesis: " Development and investigation pneumatically driven, linear, compliant actuators inspired by the snail tentacle"