{"_buckets": {"deposit": "f8062c22-2653-40d7-b3cb-ab7a5249e1a4"}, "_deposit": {"id": "3245", "owners": [], "pid": {"revision_id": 0, "type": "depid", "value": "3245"}, "status": "published"}, "_oai": {"id": "oai:niigata-u.repo.nii.ac.jp:00003245", "sets": ["454", "470"]}, "item_5_alternative_title_1": {"attribute_name": "その他のタイトル", "attribute_value_mlt": [{"subitem_alternative_title": "FE-BASED METHOD WITH CYCLIC DENSIFICATION ELASTOPLASTIC MODEL FOR BALLAST SETTLEMENT ANALYSIS CONSIDERING WHEEL-TRACK DYNAMIC RESPONSE"}]}, "item_5_biblio_info_6": {"attribute_name": "書誌情報", "attribute_value_mlt": [{"bibliographicIssueDates": {"bibliographicIssueDate": "2014-07", "bibliographicIssueDateType": "Issued"}, "bibliographicPageEnd": "234", "bibliographicPageStart": "227", "bibliographicVolumeNumber": "18", "bibliographic_titles": [{"bibliographic_title": "鉄道工学シンポジウム論文集"}, {"bibliographic_title": "鉄道工学シンポジウム論文集", "bibliographic_titleLang": "en"}]}]}, "item_5_description_4": {"attribute_name": "抄録", "attribute_value_mlt": [{"subitem_description": "バラスト道床沈下の発生・進展に影響を及ぼす軌道の動的応答を考慮するために,車輪・軌道系の連成振動解析とcyclic densificationモデルを用いた道床沈下解析とを弱い連成条件下で実行する有限要素解析法を提案した.提案手法を用いて,コンクリートとバラストからなる軌道剛性急変箇所における道床沈下の発生・進展挙動について検討した.その結果,道床沈下解析の作用外力であるレール圧力は,道床の構造境界に最近接するまくらぎ位置で比較的大きく低減し,構造境界から離れるに従って増加しながら概ね一定値に近づく挙動を示すことがわかった.そのため,道床沈下量は構造境界近傍では他のまくらぎ位置よりも小さくなるが,構造境界からの距離が大きくなるにつれて沈下量も増大する.解析結果は1/5スケール模型による実験結果と概ね整合するものであることが確認できた.", "subitem_description_type": "Abstract"}, {"subitem_description": "The FE-based coupling method of track vibration analysis and elastoplastic analysis with the cyclic densification elastoplastic model is developed to achieve the ballast settlement analysis considering the wheel-track dynamic responses. The present method is used to investigate the evolution of the ballast settlement in the railway track supported with a concrete slab and a ballast layer. The simulated profiles on the upper faces of sleepers and a ballast layer is similar to the those observed in the laboratory tests using the 1/5 scale model of real ballasted track.", "subitem_description_type": "Abstract"}]}, "item_5_full_name_3": {"attribute_name": "著者別名", "attribute_value_mlt": [{"nameIdentifiers": [{"nameIdentifier": "41648", "nameIdentifierScheme": "WEKO"}], "names": [{"name": "Koro, Kazuhiro"}]}, {"nameIdentifiers": [{"nameIdentifier": "41649", "nameIdentifierScheme": "WEKO"}], "names": [{"name": "Sato, Emi"}]}, {"nameIdentifiers": [{"nameIdentifier": "41650", "nameIdentifierScheme": "WEKO"}], "names": [{"name": "Abe, Kazuhisa"}]}]}, "item_5_publisher_7": {"attribute_name": "出版者", "attribute_value_mlt": [{"subitem_publisher": "土木学会"}]}, "item_5_rights_15": {"attribute_name": "権利", "attribute_value_mlt": [{"subitem_rights": "Copyright(C)2014 公益社団法人土木学会"}]}, "item_5_select_19": {"attribute_name": "著者版フラグ", "attribute_value_mlt": [{"subitem_select_item": "publisher"}]}, "item_creator": {"attribute_name": "著者", "attribute_type": "creator", "attribute_value_mlt": [{"creatorNames": [{"creatorName": "紅露, 一寛"}], "nameIdentifiers": [{"nameIdentifier": "41645", "nameIdentifierScheme": "WEKO"}]}, {"creatorNames": [{"creatorName": "佐藤, 江美"}], "nameIdentifiers": [{"nameIdentifier": "41646", "nameIdentifierScheme": "WEKO"}]}, {"creatorNames": [{"creatorName": "阿部, 和久"}], "nameIdentifiers": [{"nameIdentifier": "41647", "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": "2019-07-30"}], "displaytype": "detail", "download_preview_message": "", "file_order": 0, "filename": "18_227-234.pdf", "filesize": [{"value": "1.2 MB"}], "format": "application/pdf", "future_date_message": "", "is_thumbnail": false, "licensetype": "license_free", "mimetype": "application/pdf", "size": 1200000.0, "url": {"label": "18_227-234.pdf", "url": "https://niigata-u.repo.nii.ac.jp/record/3245/files/18_227-234.pdf"}, "version_id": "f665c5c5-8d1f-4422-a022-209667c038f4"}]}, "item_keyword": {"attribute_name": "キーワード", "attribute_value_mlt": [{"subitem_subject": "railway ballast", "subitem_subject_scheme": "Other"}, {"subitem_subject": "ballast settlement", "subitem_subject_scheme": "Other"}, {"subitem_subject": "cyclic densification model", "subitem_subject_scheme": "Other"}, {"subitem_subject": "FEM", "subitem_subject_scheme": "Other"}, {"subitem_subject": "wheel-track vibration", "subitem_subject_scheme": "Other"}]}, "item_language": {"attribute_name": "言語", "attribute_value_mlt": [{"subitem_language": "jpn"}]}, "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": "軌道の動的応答を考慮したcyclic densificationモデルに基づくバラスト道床沈下解析法", "item_titles": {"attribute_name": "タイトル", "attribute_value_mlt": [{"subitem_title": "軌道の動的応答を考慮したcyclic densificationモデルに基づくバラスト道床沈下解析法"}, {"subitem_title": "軌道の動的応答を考慮したcyclic densificationモデルに基づくバラスト道床沈下解析法", "subitem_title_language": "en"}]}, "item_type_id": "5", "owner": "1", "path": ["454", "470"], "permalink_uri": "http://hdl.handle.net/10191/31135", "pubdate": {"attribute_name": "公開日", "attribute_value": "2014-12-17"}, "publish_date": "2014-12-17", "publish_status": "0", "recid": "3245", "relation": {}, "relation_version_is_last": true, "title": ["軌道の動的応答を考慮したcyclic densificationモデルに基づくバラスト道床沈下解析法"], "weko_shared_id": null}