{"id":"https://openalex.org/W2903698652","doi":"https://doi.org/10.1088/1757-899x/454/1/012135","title":"Experimental study on the thermal performance of a solar collector and the effect of the tilt angle on the collector efficiency","display_name":"Experimental study on the thermal performance of a solar collector and the effect of the tilt angle on the collector efficiency","publication_year":2018,"publication_date":"2018-12-12","ids":{"openalex":"https://openalex.org/W2903698652","doi":"https://doi.org/10.1088/1757-899x/454/1/012135","mag":"2903698652"},"language":"en","primary_location":{"id":"doi:10.1088/1757-899x/454/1/012135","doi":"https://doi.org/10.1088/1757-899x/454/1/012135","is_oa":true,"landing_page_url":"https://doi.org/10.1088/1757-899x/454/1/012135","pdf_url":"https://iopscience.iop.org/article/10.1088/1757-899X/454/1/012135/pdf","source":{"id":"https://openalex.org/S4210189194","display_name":"IOP Conference Series Materials Science and Engineering","issn_l":"1757-8981","issn":["1757-8981","1757-899X"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":["jufo-1"],"host_organization":"https://openalex.org/P4310320083","host_organization_name":"IOP Publishing","host_organization_lineage":["https://openalex.org/P4310320083","https://openalex.org/P4310311669"],"host_organization_lineage_names":["IOP Publishing","Institute of Physics"],"type":"conference"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IOP Conference Series: Materials Science and Engineering","raw_type":"journal-article"},"volume":null,"type":"conference-paper","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://iopscience.iop.org/article/10.1088/1757-899X/454/1/012135/pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5027567632","display_name":"A R Alkumait","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I72539421","display_name":"University of Tikrit","ror":"https://ror.org/01zfzax10","country_code":"IQ","type":"education","lineage":["https://openalex.org/I72539421"]}],"countries":["IQ"],"is_corresponding":false,"raw_author_name":"A R Alkumait","raw_affiliation_strings":["Mechanical Engineering Department, College of Engineering, Tikrit University, 34001 Tikrit, Sallahaddin, Iraq"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Mechanical Engineering Department, College of Engineering, Tikrit University, 34001 Tikrit, Sallahaddin, Iraq","institution_ids":["https://openalex.org/I72539421"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034975882","display_name":"Fayadh Mohammed Abed","orcid":"https://orcid.org/0000-0001-9624-3733","observed_orcids":["https://orcid.org/0000-0001-9624-3733"]},"institutions":[{"id":"https://openalex.org/I72539421","display_name":"University of Tikrit","ror":"https://ror.org/01zfzax10","country_code":"IQ","type":"education","lineage":["https://openalex.org/I72539421"]}],"countries":["IQ"],"is_corresponding":false,"raw_author_name":"F M Abed","raw_affiliation_strings":["Mechanical Engineering Department, College of Engineering, Tikrit University, 34001 Tikrit, Sallahaddin, Iraq"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Mechanical Engineering Department, College of Engineering, Tikrit University, 34001 Tikrit, Sallahaddin, Iraq","institution_ids":["https://openalex.org/I72539421"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5082448448","display_name":"Mina A. Nashat","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I72539421","display_name":"University of Tikrit","ror":"https://ror.org/01zfzax10","country_code":"IQ","type":"education","lineage":["https://openalex.org/I72539421"]}],"countries":["IQ"],"is_corresponding":false,"raw_author_name":"Mina A. Nashat","raw_affiliation_strings":["Mechanical Engineering Department, College of Engineering, Tikrit University, 34001 Tikrit, Sallahaddin, Iraq"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Mechanical Engineering Department, College of Engineering, Tikrit University, 34001 Tikrit, Sallahaddin, Iraq","institution_ids":["https://openalex.org/I72539421"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I72539421"],"apc_list":null,"apc_paid":null,"fwci":0.576,"has_fulltext":true,"cited_by_count":2,"citation_normalized_percentile":{"value":0.54871112,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":93},"biblio":{"volume":"454","issue":null,"first_page":"012135","last_page":"012135"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10905","display_name":"Solar Thermal and Photovoltaic Systems","score":0.975600004196167,"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"}},"topics":[{"id":"https://openalex.org/T10905","display_name":"Solar Thermal and Photovoltaic Systems","score":0.975600004196167,"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"}},{"id":"https://openalex.org/T11945","display_name":"Heat Transfer Mechanisms","score":0.02250000089406967,"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/T13298","display_name":"Solar Energy Systems and Technologies","score":0.0007999999797903001,"subfield":{"id":"https://openalex.org/subfields/2215","display_name":"Building and Construction"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/solar-collectors","display_name":"solar collectors","score":0.6460000276565552},{"id":"https://openalex.org/keywords/tilt-angle","display_name":"tilt angle","score":0.8029999732971191},{"id":"https://openalex.org/keywords/flat-plate-solar-collector","display_name":"flat plate solar collector","score":0.7020000219345093},{"id":"https://openalex.org/keywords/thermal-performance","display_name":"thermal performance","score":0.7319999933242798},{"id":"https://openalex.org/keywords/instantaneous-efficiency","display_name":"instantaneous efficiency","score":0.9559999704360962},{"id":"https://openalex.org/keywords/solar-radiation-absorption","display_name":"solar radiation absorption","score":0.734000027179718},{"id":"https://openalex.org/keywords/airflow-rate","display_name":"air flow rate","score":0.9629999995231628},{"id":"https://openalex.org/keywords/temperature-difference","display_name":"temperature difference","score":0.6549999713897705},{"id":"https://openalex.org/keywords/solar-heating-systems","display_name":"solar heating systems","score":0.7310000061988831}],"concepts":[{"id":"https://openalex.org/C2984925000","wikidata":"https://www.wikidata.org/wiki/Q4112212","display_name":"Inclination angle","level":2,"score":0.6487521529197693},{"id":"https://openalex.org/C204530211","wikidata":"https://www.wikidata.org/wiki/Q752823","display_name":"Thermal","level":2,"score":0.6325701475143433},{"id":"https://openalex.org/C2779844322","wikidata":"https://www.wikidata.org/wiki/Q2919140","display_name":"Tilt (camera)","level":2,"score":0.6076599955558777},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.602838397026062},{"id":"https://openalex.org/C50406533","wikidata":"https://www.wikidata.org/wiki/Q1452104","display_name":"Thermal efficiency","level":3,"score":0.5875220894813538},{"id":"https://openalex.org/C172120300","wikidata":"https://www.wikidata.org/wiki/Q1134348","display_name":"Volumetric flow rate","level":2,"score":0.5810725688934326},{"id":"https://openalex.org/C163752227","wikidata":"https://www.wikidata.org/wiki/Q1253365","display_name":"Radiant intensity","level":3,"score":0.5801488161087036},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.5424214005470276},{"id":"https://openalex.org/C93038891","wikidata":"https://www.wikidata.org/wiki/Q1061524","display_name":"Intensity (physics)","level":2,"score":0.512661874294281},{"id":"https://openalex.org/C153385146","wikidata":"https://www.wikidata.org/wiki/Q18335","display_name":"Radiation","level":2,"score":0.5058616995811462},{"id":"https://openalex.org/C38349280","wikidata":"https://www.wikidata.org/wiki/Q1434290","display_name":"Flow (mathematics)","level":2,"score":0.4581233263015747},{"id":"https://openalex.org/C57879066","wikidata":"https://www.wikidata.org/wiki/Q41217","display_name":"Mechanics","level":1,"score":0.41805920004844666},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.3516373634338379},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.2845350503921509},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.2397056519985199},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.1761225163936615},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1747252345085144},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.13798034191131592},{"id":"https://openalex.org/C105923489","wikidata":"https://www.wikidata.org/wiki/Q133235","display_name":"Combustion","level":2,"score":0.0},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1088/1757-899x/454/1/012135","doi":"https://doi.org/10.1088/1757-899x/454/1/012135","is_oa":true,"landing_page_url":"https://doi.org/10.1088/1757-899x/454/1/012135","pdf_url":"https://iopscience.iop.org/article/10.1088/1757-899X/454/1/012135/pdf","source":{"id":"https://openalex.org/S4210189194","display_name":"IOP Conference Series Materials Science and Engineering","issn_l":"1757-8981","issn":["1757-8981","1757-899X"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":["jufo-1"],"host_organization":"https://openalex.org/P4310320083","host_organization_name":"IOP Publishing","host_organization_lineage":["https://openalex.org/P4310320083","https://openalex.org/P4310311669"],"host_organization_lineage_names":["IOP Publishing","Institute of Physics"],"type":"conference"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IOP Conference Series: Materials Science and Engineering","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1088/1757-899x/454/1/012135","doi":"https://doi.org/10.1088/1757-899x/454/1/012135","is_oa":true,"landing_page_url":"https://doi.org/10.1088/1757-899x/454/1/012135","pdf_url":"https://iopscience.iop.org/article/10.1088/1757-899X/454/1/012135/pdf","source":{"id":"https://openalex.org/S4210189194","display_name":"IOP Conference Series Materials Science and Engineering","issn_l":"1757-8981","issn":["1757-8981","1757-899X"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":["jufo-1"],"host_organization":"https://openalex.org/P4310320083","host_organization_name":"IOP Publishing","host_organization_lineage":["https://openalex.org/P4310320083","https://openalex.org/P4310311669"],"host_organization_lineage_names":["IOP Publishing","Institute of Physics"],"type":"conference"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IOP Conference Series: Materials Science and Engineering","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.878000020980835,"id":"https://metadata.un.org/sdg/7"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2903698652.pdf","grobid_xml":"https://content.openalex.org/works/W2903698652.grobid-xml"},"referenced_works_count":18,"referenced_works":["https://openalex.org/W1988670067","https://openalex.org/W1990018434","https://openalex.org/W1991624049","https://openalex.org/W2015626285","https://openalex.org/W2021518488","https://openalex.org/W2035134108","https://openalex.org/W2041972404","https://openalex.org/W2042665781","https://openalex.org/W2055569194","https://openalex.org/W2071434843","https://openalex.org/W2076020371","https://openalex.org/W2079332114","https://openalex.org/W2092493052","https://openalex.org/W2093880280","https://openalex.org/W2094793583","https://openalex.org/W2120005336","https://openalex.org/W2140717657","https://openalex.org/W2765872244"],"related_works":["https://openalex.org/W2570328334","https://openalex.org/W1972688621","https://openalex.org/W2905300597","https://openalex.org/W3028795379","https://openalex.org/W2902485298","https://openalex.org/W4411805415","https://openalex.org/W4281720711","https://openalex.org/W4226434022","https://openalex.org/W1125133843","https://openalex.org/W4200592125"],"abstract_inverted_index":{"Effect":[0],"of":[1,3,85,104,111,124],"inclination":[2,48,54,91],"the":[4,9,37,61,72,86,95,125,149],"absorbent":[5],"metal":[6],"plate":[7,43],"on":[8],"thermal":[10,112],"performance":[11,113],"and":[12,71,114],"instantaneous":[13,115],"efficiency":[14,116,150],"has":[15],"been":[16,31,139],"investigated":[17],"in":[18,60,76,119],"a":[19],"solar":[20,24,105],"heating":[21],"system":[22],"using":[23],"collectors.":[25],"Two":[26],"various":[27],"metallic":[28],"plates":[29],"had":[30,138],"designed":[32],"for":[33],"experimental":[34,69,87],"research,":[35],"In":[36],"first":[38],"type":[39,63],"(Type":[40,64,120],"I)":[41],"flat":[42,66],"is":[44,58,94],"used":[45,59],"with":[46,98,152,160],"(90\u00b0)":[47,99],"angle":[49,55,92],"from":[50,56],"horizon,":[51],"while":[52],"(60\u00b0)":[53,93],"horizon":[57],"second":[62],"II)":[65],"plate.":[67],"The":[68,108,122,145],"study":[70,88],"collectors":[73],"was":[74,117,130],"manufactured":[75],"Tikrit":[77],"(34\u00b0":[78],"35":[79],"N,":[80],"43\u00b0":[81],"73E),":[82],"Iraq.":[83],"Results":[84],"show":[89],"that":[90,148],"best":[96],"compared":[97],"to":[100],"absorb":[101],"largest":[102],"amount":[103],"radiation":[106],"intensity.":[107],"optimum":[109],"value":[110],"determined":[118],"II).":[121],"effect":[123],"changing":[126],"air":[127,135,154,162],"flow":[128,136,155,163],"rate":[129],"also":[131],"investigated.":[132],"Three":[133],"different":[134],"rates":[137],"studied":[140],"(0.2,":[141],"0.4,":[142],"0.6":[143],"m/sec),":[144],"results":[146],"showed":[147],"increases":[151],"increasing":[153,161],"rate,":[156],"temperature":[157],"difference":[158],"decreases":[159],"rate.":[164]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2020,"cited_by_count":1}],"updated_date":"2026-09-22T06:50:58.402377","created_date":"2018-12-22T00:00:00"}