{"id":{"repo_id":"mit","oai_identifier":"oai:dspace.mit.edu:1721.1/53310"},"canonical_url":"https://search.dev.ndltd.org/etd/mit/oai:dspace.mit.edu:1721.1/53310","repository":{"repo_id":"mit","name":"MIT","base_url":"https://dspace.mit.edu/oai/request"},"display":{"title":"Hydraulically-actuated microscale traveling energy recovery","abstract":"As the demand for portable electrical power grows, alternatives to chemical stored energy may enable users with additional system capabilities. This thesis presents a miniature hydroelectric turbine system for use in wearable energy harvesting applications. A radial outflow turbine, which trades performance for manufacturability, is designed and built. A permanent magnet generator is designed and embedded within the turbine to enable a compact overall system. Fluidic rectification is pursued with the goal of harnessing more of the available mechanical power. A method for reliably conveying pressurized fluid to and from the shoe is developed. Results for the turbine and generator system are presented under a variety of test conditions.","abstract_html":"As the demand for portable electrical power grows, alternatives to chemical stored energy may enable users with additional system capabilities. This thesis presents a miniature hydroelectric turbine system for use in wearable energy harvesting applications. A radial outflow turbine, which trades performance for manufacturability, is designed and built. A permanent magnet generator is designed and embedded within the turbine to enable a compact overall system. Fluidic rectification is pursued with the goal of harnessing more of the available mechanical power. A method for reliably conveying pressurized fluid to and from the shoe is developed. Results for the turbine and generator system are presented under a variety of test conditions.","abstract_has_math":false,"creators":["Robbins, Michael F. (Michael Frank)"],"institution":"Massachusetts Institute of Technology","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":"Massachusetts Institute of Technology. Dept. of Electrical Engineering and Computer Science.","school":null,"contributors":[],"advisors":["Elliot Ranger and Joseph A. Paradiso."],"committee_chairs":[],"committee_members":[],"year":2009,"date_issued":"2009","date_published":"2009","updated_at":"2026-07-22T22:21:25Z","subjects":["Electrical Engineering and Computer Science."],"languages":["eng"],"rights":["M.I.T. theses are protected by copyright. They may be viewed from this source for any purpose, but reproduction or distribution in any format is prohibited without written permission. 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