{"@type": "dcat:Dataset", "DOI": "10.15473/1867860", "accessLevel": "public", "bureauCode": ["019:20"], "contactPoint": {"@type": "vcard:Contact", "fn": "Jonathan Bird", "hasEmail": "mailto:bird@fluxmagic.com"}, "dataQuality": true, "description": "The goal of this project is to design, fabricate, and test a hermetically sealed 50 kilowatt (kW) multistage magnetically geared generator (MGG). This project will benefit MHK device developers by providing an MHK PTO that overcomes the reliability concerns of the mechanical gears and the sizing constraints of the direct-drive generators. Experimental Testing Data for a 6.66:1 gear ratio dual-stack magnetic gear with a measured peak torque of 1391 N-m", "distribution": [{"@type": "dcat:Distribution", "accessURL": "https://mhkdr.openei.org/files/415/Loss_measurement.xlsx", "description": "Stage 2 full scale magnetic gear loss measurement data ", "format": "xlsx", "mediaType": "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", "title": "Stage 2 Loss Measurement.xlsx"}, {"@type": "dcat:Distribution", "accessURL": "https://mhkdr.openei.org/files/415/Stage%202%20_%20torque%20step%20change_%20105RPM.xlsx", "description": "Stage 2 full scale torque step change data taken at 105 RPM", "format": "xlsx", "mediaType": "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", "title": "Stage 2 Torque Step Change.xlsx"}, {"@type": "dcat:Distribution", "accessURL": "https://mhkdr.openei.org/files/415/Stage2_eff_map.xlsx", "description": "Stage 2 full scale magnetic gear efficiency map ", "format": "xlsx", "mediaType": "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", "title": "Stage 2 Efficiency Map .xlsx"}, {"@type": "dcat:Distribution", "accessURL": "https://mhkdr.openei.org/files/415/Static%20test%20_%20stage%202.csv", "description": "Stage 2 static test of the full scale magnetic gear", "format": "csv", "mediaType": "text/csv", "title": "Stage 2 Static Test.csv"}], "identifier": "https://data.openei.org/submissions/8738", "issued": "2021-07-30T06:00:00Z", "keyword": ["CEC", "Hydrokinetic", "MGG", "MHK", "Marine", "PTO", "WEC", "data", "energy", "experiment", "generator", "magnetic gear", "magnetic gear generator", "measurment", "power", "static test", "test", "test data", "testing"], "landingPage": "https://mhkdr.openei.org/submissions/415", "license": "https://creativecommons.org/licenses/by/4.0/", "modified": "2026-07-30T06:00:02Z", "programCode": ["019:009"], "projectLead": "Erik Mauer", "projectNumber": "EE0008100", "projectTitle": "A Hermetically Sealed Magnetically Geared Marine Hydrokinetic Generator", "publisher": {"@type": "org:Organization", "name": "Portland State University"}, "spatial": "{\"type\":\"Polygon\",\"coordinates\":[[[-126.3495,43.33284919771696],[-122.3825,43.33284919771696],[-122.3825,46.83871153218833],[-126.3495,46.83871153218833],[-126.3495,43.33284919771696]]]}", "title": "Stage 2 Full-Scale Rotary Magnetic Gear for a Marine Hydrokinetic Generator  "}