{"_buckets": {"deposit": "95b66a15-73c3-400b-b2ab-0662e824f1e2"}, "_deposit": {"id": "12517", "owners": [], "pid": {"revision_id": 0, "type": "depid", "value": "12517"}, "status": "published"}, "_oai": {"id": "oai:soar-ir.repo.nii.ac.jp:00012517", "sets": ["1222"]}, "author_link": ["38229", "38230", "38231"], "item_1628147817048": {"attribute_name": "出版タイプ", "attribute_value_mlt": [{"subitem_version_resource": "http://purl.org/coar/version/c_ab4af688f83e57aa", "subitem_version_type": "AM"}]}, "item_6_biblio_info_6": {"attribute_name": "書誌情報", "attribute_value_mlt": [{"bibliographicIssueDates": {"bibliographicIssueDate": "2010-01", "bibliographicIssueDateType": "Issued"}, "bibliographicIssueNumber": "1", "bibliographicPageEnd": "300", "bibliographicPageStart": "293", "bibliographicVolumeNumber": "35", "bibliographic_titles": [{"bibliographic_title": "Renewable Energy"}]}]}, "item_6_description_20": {"attribute_name": "抄録", "attribute_value_mlt": [{"subitem_description": "The aim of this investigation was to develop an environmentally friendly nano-hydraulic turbine utilizing waterfalls. A model of an impulse type hydraulic turbine constructed and tested with an indoor type waterfall to arrive at an optimum installation condition. Effects of an installation parameter, namely distance between the rotor and the waterfall on the power performance were studied. The flow field around the rotor was examined visually to clarify influences of installation conditions on the flow field. The flow visualization showed differences of flow pattern around the rotor by the change of flow rate and rotational speed of the rotor. From this study it was found that the power performances of the rotor were changed with the distance between the rotor and the waterfalls. The maximum power coefficient of this turbine is approximately 60%. Also, to respond to changes in the waterfall flow rate, we placed a flat plate on the upper side of the rotor to control the water flow direction. As a result, we found that the coefficient of this turbine is increased with the flow rate and power could be obtained even when the flow rate changed by 3.5 times if the plate was placed on the upper side of the rotor. Although the power coefficient decreased when the plate was installed, the power coefficient still is from 53 to 58%.", "subitem_description_type": "Abstract"}]}, "item_6_description_30": {"attribute_name": "資源タイプ（コンテンツの種類）", "attribute_value_mlt": [{"subitem_description": "Article", "subitem_description_type": "Other"}]}, "item_6_description_31": {"attribute_name": "フォーマット：mimeタイプ", "attribute_value_mlt": [{"subitem_description": "application/pdf", "subitem_description_type": "Other"}]}, "item_6_description_5": {"attribute_name": "引用", "attribute_value_mlt": [{"subitem_description": "Renewable Energy. 35(1):293-300 (2010)", "subitem_description_type": "Other"}]}, "item_6_link_3": {"attribute_name": "信州大学研究者総覧へのリンク", "attribute_value_mlt": [{"subitem_link_text": "Ikeda, Toshihiko", "subitem_link_url": "http://soar-rd.shinshu-u.ac.jp/profile/ja.OCfhZhkh.html"}, {"subitem_link_text": "Iio, Shouichiro", "subitem_link_url": "http://soar-rd.shinshu-u.ac.jp/profile/ja.HecNbpkh.html"}]}, "item_6_link_67": {"attribute_name": "WoS", "attribute_value_mlt": [{"subitem_link_text": "Web of Science", "subitem_link_url": "http://gateway.isiknowledge.com/gateway/Gateway.cgi?\u0026GWVersion=2\u0026SrcAuth=ShinshuUniv\u0026SrcApp=ShinshuUniv\u0026DestLinkType=FullRecord\u0026DestApp=WOS\u0026KeyUT=000279550600038"}]}, "item_6_publisher_4": {"attribute_name": "出版者", "attribute_value_mlt": [{"subitem_publisher": "PERGAMON-ELSEVIER SCIENCE LTD"}]}, "item_6_relation_48": {"attribute_name": "DOI", "attribute_value_mlt": [{"subitem_relation_name": [{"subitem_relation_name_text": "10.1016/j.renene.2009.07.004"}], "subitem_relation_type_id": {"subitem_relation_type_id_text": "https://doi.org/10.1016/j.renene.2009.07.004", "subitem_relation_type_select": "DOI"}}]}, "item_6_rights_62": {"attribute_name": "権利", "attribute_value_mlt": [{"subitem_rights": "Copyright (c) 2010 Elsevier Ltd."}]}, "item_6_select_64": {"attribute_name": "著者版フラグ", "attribute_value_mlt": [{"subitem_select_item": "author"}]}, "item_6_source_id_35": {"attribute_name": "ISSN", "attribute_value_mlt": [{"subitem_source_identifier": "0960-1481", "subitem_source_identifier_type": "ISSN"}]}, "item_6_source_id_39": {"attribute_name": "NII ISSN", "attribute_value_mlt": [{"subitem_source_identifier": "0960-1481", "subitem_source_identifier_type": "ISSN"}]}, "item_6_source_id_40": {"attribute_name": "書誌レコードID", "attribute_value_mlt": [{"subitem_source_identifier": "AA11538138", "subitem_source_identifier_type": "NCID"}]}, "item_6_text_69": {"attribute_name": "wosonly authkey", "attribute_value_mlt": [{"subitem_text_value": "Nano-hydraulic turbine; Impulse turbine; Waterfalls; Performance; Field test"}]}, "item_6_textarea_68": {"attribute_name": "wosonly abstract", "attribute_value_mlt": [{"subitem_textarea_value": "The aim of this investigation was to develop an environmentally friendly nano-hydraulic turbine utilizing waterfalls. A model of an impulse type hydraulic turbine constructed and tested with an indoor type waterfall to arrive at an optimum installation condition. Effects of an installation parameter, namely distance between the rotor and the waterfall on the power performance were studied. The flow field around the rotor was examined visually to clarify influences of installation conditions on the flow field. The flow visualization showed differences of flow pattern around the rotor by the change of flow rate and rotational speed of the rotor. From this study it was found that the power performances of the rotor were changed with the distance between the rotor and the waterfalls. The maximum power coefficient of this turbine is approximately 60%. Also, to respond to changes in the waterfall flow rate, we placed a flat plate on the upper side of the rotor to control the water flow direction. As a result, we found that the coefficient of this turbine is increased with the flow rate and power could be obtained even when the flow rate changed by 3.5 times if the plate was placed on the upper side of the rotor. Although the power coefficient decreased when the plate was installed, the power coefficient still is from 53 to 58%. Crown Copyright (C) 2009 Published by Elsevier Ltd. All rights reserved."}]}, "item_creator": {"attribute_name": "著者", "attribute_type": "creator", "attribute_value_mlt": [{"creatorNames": [{"creatorName": "Ikeda,  Toshihiko"}], "nameIdentifiers": [{"nameIdentifier": "38229", "nameIdentifierScheme": "WEKO"}]}, {"creatorNames": [{"creatorName": "Iio,  Shouichiro"}], "nameIdentifiers": [{"nameIdentifier": "38230", "nameIdentifierScheme": "WEKO"}]}, {"creatorNames": [{"creatorName": "Tatsuno,  Kenji"}], "nameIdentifiers": [{"nameIdentifier": "38231", "nameIdentifierScheme": "WEKO"}]}]}, "item_files": {"attribute_name": "ファイル情報", "attribute_type": "file", "attribute_value_mlt": [{"accessrole": "open_date", "date": [{"dateType": "Available", "dateValue": "2015-09-28"}], "displaytype": "detail", "download_preview_message": "", "file_order": 0, "filename": "PERFORMANCE_NANO-HYDRAULIC_TURBINE_UTILIZINGWATERFALLSt.pdf", "filesize": [{"value": "4.3 MB"}], "format": "application/pdf", "future_date_message": "", "is_thumbnail": false, "licensetype": "license_note", "mimetype": "application/pdf", "size": 4300000.0, "url": {"label": "PERFORMANCE_NANO-HYDRAULIC_TURBINE_UTILIZINGWATERFALLSt.pdf", "url": "https://soar-ir.repo.nii.ac.jp/record/12517/files/PERFORMANCE_NANO-HYDRAULIC_TURBINE_UTILIZINGWATERFALLSt.pdf"}, "version_id": "59980fa0-add3-4404-90a1-6d9ab52d5279"}]}, "item_keyword": {"attribute_name": "キーワード", "attribute_value_mlt": [{"subitem_subject": "Nano-hydraulic turbine", "subitem_subject_scheme": "Other"}, {"subitem_subject": "Impulse turbine", "subitem_subject_scheme": "Other"}, {"subitem_subject": "Waterfalls", "subitem_subject_scheme": "Other"}, {"subitem_subject": "Performance", "subitem_subject_scheme": "Other"}, {"subitem_subject": "Field test", "subitem_subject_scheme": "Other"}]}, "item_language": {"attribute_name": "言語", "attribute_value_mlt": [{"subitem_language": "eng"}]}, "item_resource_type": {"attribute_name": "資源タイプ", "attribute_value_mlt": [{"resourcetype": "journal article", "resourceuri": "http://purl.org/coar/resource_type/c_6501"}]}, "item_title": "Performance of nano-hydraulic turbine utilizing waterfalls", "item_titles": {"attribute_name": "タイトル", "attribute_value_mlt": [{"subitem_title": "Performance of nano-hydraulic turbine utilizing waterfalls", "subitem_title_language": "en"}]}, "item_type_id": "6", "owner": "1", "path": ["1222"], "permalink_uri": "http://hdl.handle.net/10091/10733", "pubdate": {"attribute_name": "PubDate", "attribute_value": "2010-10-25"}, "publish_date": "2010-10-25", "publish_status": "0", "recid": "12517", "relation": {}, "relation_version_is_last": true, "title": ["Performance of nano-hydraulic turbine utilizing waterfalls"], "weko_shared_id": -1}