{"id":{"repo_id":"vt","oai_identifier":"oai:vtechworks.lib.vt.edu:10919/53031"},"canonical_url":"https://search.dev.ndltd.org/etd/vt/oai:vtechworks.lib.vt.edu:10919/53031","repository":{"repo_id":"vt","name":"Virginia Tech","base_url":"https://vtechworks.lib.vt.edu/oai/request"},"display":{"title":"An absolute calorimeter for the measurement of high radiation flux","abstract":"The object of this investigation was to determine the optimum receiver configuration to be used in an absolute, high radiation flux, calorimeter. Three receivers of different configuration were designed, fabricated, and tested in an arc-image furnace. The results proved conclusively that the optimum receiver configuration was cylindrical with a radial entrance. The receiver was employed in determining that the performance of the calorimeter is independent of cooling water flow rates. The calorimeter was also used to study the flux distribution of the arc-image furnace in the Mechanical Engineering Department. The radiation flux at the optimum point of the arc-image furnace, as measured by the calorimeter, was determined to be 1.35 x 10⁶ Btu/hr-ft². Considering the area of the calorimeter aperture, this radiation flux corresponds to an equivalent blackbody temperature of 5300°K.","abstract_html":"The object of this investigation was to determine the optimum receiver configuration to be used in an absolute, high radiation flux, calorimeter. Three receivers of different configuration were designed, fabricated, and tested in an arc-image furnace. The results proved conclusively that the optimum receiver configuration was cylindrical with a radial entrance. The receiver was employed in determining that the performance of the calorimeter is independent of cooling water flow rates. The calorimeter was also used to study the flux distribution of the arc-image furnace in the Mechanical Engineering Department. The radiation flux at the optimum point of the arc-image furnace, as measured by the calorimeter, was determined to be 1.35 x 10⁶ Btu/hr-ft². Considering the area of the calorimeter aperture, this radiation flux corresponds to an equivalent blackbody temperature of 5300°K.","abstract_has_math":false,"creators":["Neal, Charles Edwin"],"institution":"Virginia Polytechnic Institute","degree_name":"Master of Science","degree_level":"masters","degree_discipline":"Mechanical Engineering","degree_department":"Mechanical Engineering","school":null,"contributors":[],"advisors":[],"committee_chairs":[],"committee_members":[],"year":1960,"date_issued":"1960","date_published":"1960","updated_at":"2026-07-22T22:19:57Z","subjects":[],"languages":["en_US"],"rights":["In Copyright"],"rights_urls":["http://rightsstatements.org/vocab/InC/1.0/"],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/10919/53031","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.department","label":"Department","values":["Mechanical Engineering"]},{"key":"dc:creator","label":"Author","values":["Neal, Charles Edwin"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2015-06-23T19:08:06Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2015-06-23T19:08:06Z"]},{"key":"dc:date.issued","label":"Date","values":["1960"]},{"key":"dc:publisher","label":"Institution","values":["Virginia Polytechnic Institute"]},{"key":"dc:type","label":"Dc Type","values":["Thesis"]},{"key":"dc:type.dcmitype","label":"Dc Type Dcmitype","values":["Text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Mechanical Engineering"]},{"key":"thesis:degree_level","label":"Degree Level","values":["masters"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Master of Science"]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["Virginia Polytechnic Institute"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language.iso","label":"Language (ISO)","values":["en_US"]},{"key":"dc:rights","label":"Dc Rights","values":["In Copyright"]},{"key":"dc:rights.uri","label":"Rights URI","values":["http://rightsstatements.org/vocab/InC/1.0/"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.uri","label":"Identifier URI","values":["http://hdl.handle.net/10919/53031"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["The object of this investigation was to determine the optimum receiver configuration to be used in an absolute, high radiation flux, calorimeter. Three receivers of different configuration were designed, fabricated, and tested in an arc-image furnace. The results proved conclusively that the optimum receiver configuration was cylindrical with a radial entrance. The receiver was employed in determining that the performance of the calorimeter is independent of cooling water flow rates. The calorimeter was also used to study the flux distribution of the arc-image furnace in the Mechanical Engineering Department. The radiation flux at the optimum point of the arc-image furnace, as measured by the calorimeter, was determined to be 1.35 x 10⁶ Btu/hr-ft². Considering the area of the calorimeter aperture, this radiation flux corresponds to an equivalent blackbody temperature of 5300°K."]},{"key":"dc:description.degree","label":"Dc Description Degree","values":["Master of Science"]},{"key":"dc:format.mimetype","label":"Dc Format Mimetype","values":["application/pdf"]},{"key":"dc:title","label":"Title","values":["An absolute calorimeter for the measurement of high radiation flux"]}]}],"canonical_facts":{"dc:contributor.department":["Mechanical Engineering"],"dc:creator":["Neal, Charles Edwin"],"dc:date.accessioned":["2015-06-23T19:08:06Z"],"dc:date.available":["2015-06-23T19:08:06Z"],"dc:date.issued":["1960"],"dc:description.abstract":["The object of this investigation was to determine the optimum receiver configuration to be used in an absolute, high radiation flux, calorimeter. Three receivers of different configuration were designed, fabricated, and tested in an arc-image furnace. The results proved conclusively that the optimum receiver configuration was cylindrical with a radial entrance. The receiver was employed in determining that the performance of the calorimeter is independent of cooling water flow rates. The calorimeter was also used to study the flux distribution of the arc-image furnace in the Mechanical Engineering Department. The radiation flux at the optimum point of the arc-image furnace, as measured by the calorimeter, was determined to be 1.35 x 10⁶ Btu/hr-ft². 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