{"id":"https://openalex.org/W87786201","doi":null,"title":"Energy efficiency in agricultural tractors considering the engine and the transmission.","display_name":"Energy efficiency in agricultural tractors considering the engine and the transmission.","publication_year":2008,"publication_date":"2008-01-01","ids":{"openalex":"https://openalex.org/W87786201","mag":"87786201"},"language":"en","primary_location":{"id":"mag:87786201","doi":null,"is_oa":false,"landing_page_url":"http://oa.upm.es/3251/","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null},"volume":null,"type":"article","indexed_in":[],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5018874461","display_name":"J. Ortiz-Ca\u00f1avate","orcid":"https://orcid.org/0009-0000-4631-4345","observed_orcids":["https://orcid.org/0009-0000-4631-4345"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"J. Ortiz-Ca\u00f1avate","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111449084","display_name":"Jacinto Gil Sierra","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"J. Gil-Sierra","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5023373112","display_name":"V\u00edctor Gil Quir\u00f3s","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"V. Gil-Quir\u00f3s","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5005222429","display_name":"Jes\u00fas Casanova Kindel\u00e1n","orcid":"https://orcid.org/0000-0003-1193-3204","observed_orcids":["https://orcid.org/0000-0003-1193-3204"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Jes\u00fas Casanova Kindel\u00e1n","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0003-1193-3204","affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.01146435,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12201","display_name":"Agricultural Engineering and Mechanization","score":0.49950000643730164,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T12201","display_name":"Agricultural Engineering and Mechanization","score":0.49950000643730164,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11978","display_name":"Soil Mechanics and Vehicle Dynamics","score":0.37770000100135803,"subfield":{"id":"https://openalex.org/subfields/2205","display_name":"Civil and Structural Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13691","display_name":"Energy, Environment, Agriculture Analysis","score":0.06539999693632126,"subfield":{"id":"https://openalex.org/subfields/2105","display_name":"Renewable Energy, Sustainability and the Environment"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/agricultural-tractors","display_name":"agricultural tractors","score":0.9150000214576721},{"id":"https://openalex.org/keywords/energy-efficiency","display_name":"energy efficiency","score":0.9829999804496765},{"id":"https://openalex.org/keywords/fuel-efficiency","display_name":"fuel economy","score":0.9160000085830688},{"id":"https://openalex.org/keywords/engine-efficiency","display_name":"engine efficiency","score":0.9150000214576721},{"id":"https://openalex.org/keywords/transmission-efficiency","display_name":"transmission efficiency","score":0.8550000190734863},{"id":"https://openalex.org/keywords/energy-loss","display_name":"energy loss","score":0.7160000205039978},{"id":"https://openalex.org/keywords/fuel-consumption","display_name":"fuel consumption","score":0.8980000019073486}],"concepts":[{"id":"https://openalex.org/C18762648","wikidata":"https://www.wikidata.org/wiki/Q42213","display_name":"Work (physics)","level":2,"score":0.6388453841209412},{"id":"https://openalex.org/C45882903","wikidata":"https://www.wikidata.org/wiki/Q5042317","display_name":"Fuel efficiency","level":2,"score":0.633903980255127},{"id":"https://openalex.org/C2742236","wikidata":"https://www.wikidata.org/wiki/Q924713","display_name":"Efficient energy use","level":2,"score":0.6164060235023499},{"id":"https://openalex.org/C118518473","wikidata":"https://www.wikidata.org/wiki/Q11451","display_name":"Agriculture","level":2,"score":0.5971713662147522},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.5585938692092896},{"id":"https://openalex.org/C2777382242","wikidata":"https://www.wikidata.org/wiki/Q6017816","display_name":"Index (typography)","level":2,"score":0.5418068170547485},{"id":"https://openalex.org/C186370098","wikidata":"https://www.wikidata.org/wiki/Q442787","display_name":"Energy (signal processing)","level":2,"score":0.5138445496559143},{"id":"https://openalex.org/C2780165032","wikidata":"https://www.wikidata.org/wiki/Q16869822","display_name":"Energy consumption","level":2,"score":0.4675140976905823},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.44957152009010315},{"id":"https://openalex.org/C171146098","wikidata":"https://www.wikidata.org/wiki/Q124192","display_name":"Automotive engineering","level":1,"score":0.43440037965774536},{"id":"https://openalex.org/C62200009","wikidata":"https://www.wikidata.org/wiki/Q2994681","display_name":"Thrust specific fuel consumption","level":3,"score":0.421672523021698},{"id":"https://openalex.org/C88463610","wikidata":"https://www.wikidata.org/wiki/Q194118","display_name":"Agricultural engineering","level":1,"score":0.38414114713668823},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.28714999556541443},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.14526060223579407},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.13893991708755493},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.09864631295204163},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.09125185012817383},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.08419418334960938},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.0},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:87786201","doi":null,"is_oa":false,"landing_page_url":"http://oa.upm.es/3251/","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/2","display_name":"Zero hunger","score":0.800000011920929},{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.75},{"id":"https://metadata.un.org/sdg/9","display_name":"Industry, innovation and infrastructure","score":0.5378999710083008}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W1970732317","https://openalex.org/W1968890454","https://openalex.org/W2077680270","https://openalex.org/W2039194306","https://openalex.org/W3012227935","https://openalex.org/W2092348724","https://openalex.org/W2098849110","https://openalex.org/W2038781611","https://openalex.org/W2325419600","https://openalex.org/W2912992561"],"abstract_inverted_index":{"A":[0],"general":[1],"trend":[2],"for":[3],"a":[4,15,58,99,102],"good":[5],"use":[6,11],"of":[7,12,90,95],"energy":[8,50,119],"encourages":[9],"the":[10,28,33,43,52,81,88,91,96,112],"machines":[13],"with":[14],"better":[16],"fuel":[17,46,63],"economy.":[18],"Energy":[19],"losses":[20],"in":[21,27,32,51],"agricultural":[22,108],"tractors":[23,53,109],"take":[24,85],"place":[25],"mainly":[26],"engine":[29,92],"and":[30,48,93],"secondarily":[31],"transmission.":[34,97],"In":[35],"this":[36],"research":[37],"work":[38],"some":[39],"indexes":[40,69],"which":[41,79],"represent":[42],"relationship":[44],"between":[45],"consumption":[47],"available":[49],"are":[54,70],"developed,":[55],"so":[56],"that":[57,115],"classification":[59],"depending":[60],"on":[61],"their":[62,118],"efficiency":[64,89],"could":[65],"be":[66],"established.":[67],"These":[68],"obtained":[71],"from":[72],"official":[73],"tests":[74],"performed":[75],"at":[76],"test":[77],"stations":[78],"follow":[80],"OECD":[82],"codes.":[83],"They":[84],"into":[86],"account":[87],"also":[94],"As":[98],"final":[100],"step,":[101],"method":[103],"is":[104],"proposed":[105],"to":[106,111],"classify":[107],"according":[110],"index":[113],"ckt":[114],"best":[116],"represents":[117],"efficiency.":[120]},"counts_by_year":[{"year":2013,"cited_by_count":1}],"updated_date":"2026-10-12T09:40:04.860316","created_date":"2016-06-24T00:00:00"}
