{"id":"https://openalex.org/W2143457957","doi":"https://doi.org/10.1109/afrcon.2015.7332013","title":"Design of a smart geyser controller unit","display_name":"Design of a smart geyser controller unit","publication_year":2015,"publication_date":"2015-09-01","ids":{"openalex":"https://openalex.org/W2143457957","doi":"https://doi.org/10.1109/afrcon.2015.7332013","mag":"2143457957"},"language":"en","primary_location":{"id":"doi:10.1109/afrcon.2015.7332013","is_oa":false,"landing_page_url":"https://doi.org/10.1109/afrcon.2015.7332013","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"AFRICON 2015","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref"],"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/A5031144276","display_name":"R Hulsbos","orcid":null},"institutions":[{"id":"https://openalex.org/I69552723","display_name":"University of Pretoria","ror":"https://ror.org/00g0p6g84","country_code":"ZA","type":"education","lineage":["https://openalex.org/I69552723"]}],"countries":["ZA"],"is_corresponding":false,"raw_author_name":"R Hulsbos","raw_affiliation_strings":["Department of Electrical, University of Pretoria Pretoria","Department of Electrical, Electronic and Computer Engineering , University of Pretoria, Pretoria , South Africa"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical, University of Pretoria Pretoria","institution_ids":["https://openalex.org/I69552723"]},{"raw_affiliation_string":"Department of Electrical, Electronic and Computer Engineering , University of Pretoria, Pretoria , South Africa","institution_ids":["https://openalex.org/I69552723"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5114930047","display_name":"C P Kruger","orcid":"https://orcid.org/0000-0001-9448-4138"},"institutions":[{"id":"https://openalex.org/I69552723","display_name":"University of Pretoria","ror":"https://ror.org/00g0p6g84","country_code":"ZA","type":"education","lineage":["https://openalex.org/I69552723"]}],"countries":["ZA"],"is_corresponding":false,"raw_author_name":"C P Kruger","raw_affiliation_strings":["Department of Electrical, University of Pretoria Pretoria","Department of Electrical, Electronic and Computer Engineering , University of Pretoria, Pretoria , South Africa"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical, University of Pretoria Pretoria","institution_ids":["https://openalex.org/I69552723"]},{"raw_affiliation_string":"Department of Electrical, Electronic and Computer Engineering , University of Pretoria, Pretoria , South Africa","institution_ids":["https://openalex.org/I69552723"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088746380","display_name":"Gerhard P. Hancke","orcid":"https://orcid.org/0000-0002-4026-687X"},"institutions":[{"id":"https://openalex.org/I69552723","display_name":"University of Pretoria","ror":"https://ror.org/00g0p6g84","country_code":"ZA","type":"education","lineage":["https://openalex.org/I69552723"]}],"countries":["ZA"],"is_corresponding":false,"raw_author_name":"G P Hancke","raw_affiliation_strings":["Department of Electrical, University of Pretoria Pretoria","Department of Electrical, Electronic and Computer Engineering , University of Pretoria, Pretoria , South Africa"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical, University of Pretoria Pretoria","institution_ids":["https://openalex.org/I69552723"]},{"raw_affiliation_string":"Department of Electrical, Electronic and Computer Engineering , University of Pretoria, Pretoria , South Africa","institution_ids":["https://openalex.org/I69552723"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5113841202","display_name":"Rafael M. Santos","orcid":null},"institutions":[{"id":"https://openalex.org/I69552723","display_name":"University of Pretoria","ror":"https://ror.org/00g0p6g84","country_code":"ZA","type":"education","lineage":["https://openalex.org/I69552723"]}],"countries":["ZA"],"is_corresponding":false,"raw_author_name":"R M A dos Santos","raw_affiliation_strings":["Department of Electrical, University of Pretoria Pretoria","Department of Electrical, Electronic and Computer Engineering , University of Pretoria, Pretoria , South Africa"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical, University of Pretoria Pretoria","institution_ids":["https://openalex.org/I69552723"]},{"raw_affiliation_string":"Department of Electrical, Electronic and Computer Engineering , University of Pretoria, Pretoria , South Africa","institution_ids":["https://openalex.org/I69552723"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I69552723"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11392","display_name":"Energy Harvesting in Wireless Networks","score":0.9983999729156494,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T11392","display_name":"Energy Harvesting in Wireless Networks","score":0.9983999729156494,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T10603","display_name":"Smart Grid Energy Management","score":0.9969000220298767,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T12222","display_name":"IoT-based Smart Home Systems","score":0.9962999820709229,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"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/relay","display_name":"Relay","score":0.6969905495643616},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6421171426773071},{"id":"https://openalex.org/keywords/controller","display_name":"Controller (irrigation)","score":0.6039307117462158},{"id":"https://openalex.org/keywords/unit","display_name":"Unit (ring theory)","score":0.5479488372802734},{"id":"https://openalex.org/keywords/power-consumption","display_name":"Power consumption","score":0.5328735709190369},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.5059604048728943},{"id":"https://openalex.org/keywords/table","display_name":"Table (database)","score":0.47537294030189514},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.37646082043647766},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.3654458522796631},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.33575740456581116},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.29109227657318115}],"concepts":[{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.6969905495643616},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6421171426773071},{"id":"https://openalex.org/C203479927","wikidata":"https://www.wikidata.org/wiki/Q5165939","display_name":"Controller (irrigation)","level":2,"score":0.6039307117462158},{"id":"https://openalex.org/C122637931","wikidata":"https://www.wikidata.org/wiki/Q118084","display_name":"Unit (ring theory)","level":2,"score":0.5479488372802734},{"id":"https://openalex.org/C2984118289","wikidata":"https://www.wikidata.org/wiki/Q29954","display_name":"Power consumption","level":3,"score":0.5328735709190369},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.5059604048728943},{"id":"https://openalex.org/C45235069","wikidata":"https://www.wikidata.org/wiki/Q278425","display_name":"Table (database)","level":2,"score":0.47537294030189514},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.37646082043647766},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.3654458522796631},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.33575740456581116},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.29109227657318115},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C145420912","wikidata":"https://www.wikidata.org/wiki/Q853077","display_name":"Mathematics education","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/afrcon.2015.7332013","is_oa":false,"landing_page_url":"https://doi.org/10.1109/afrcon.2015.7332013","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"AFRICON 2015","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.4099999964237213,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W1973475027","https://openalex.org/W1995125157","https://openalex.org/W2000845370","https://openalex.org/W2008064177","https://openalex.org/W2008705190","https://openalex.org/W2042458836","https://openalex.org/W2048009189","https://openalex.org/W2050342886","https://openalex.org/W2066350476","https://openalex.org/W2095622427","https://openalex.org/W2104153904","https://openalex.org/W2107609298","https://openalex.org/W2140634820","https://openalex.org/W2153750257","https://openalex.org/W2158336036","https://openalex.org/W2271386612","https://openalex.org/W4251582228"],"related_works":["https://openalex.org/W2539674285","https://openalex.org/W1038122923","https://openalex.org/W2952514781","https://openalex.org/W3019210376","https://openalex.org/W2391145594","https://openalex.org/W1998322187","https://openalex.org/W2326572623","https://openalex.org/W1559320887","https://openalex.org/W2005713623","https://openalex.org/W2594727502"],"abstract_inverted_index":{"This":[0,95],"paper":[1],"presents":[2],"the":[3,27,31,43,47,60,75,107,110],"design":[4],"of":[5,20,29,34,46,109],"a":[6,35,81,89,101],"smart":[7],"geyser":[8,61],"controller":[9],"that":[10],"can":[11],"relay":[12],"information":[13,73],"between":[14],"two":[15],"functional":[16,67],"units":[17],"making":[18],"use":[19],"low":[21],"power":[22,32,55],"IEEE":[23],"802.15.4":[24],"radios,":[25],"with":[26],"objective":[28],"lowering":[30],"consumption":[33],"household":[36],"geyser.":[37],"The":[38,65],"first":[39],"operational":[40,111],"unit":[41,68],"measures":[42],"environmental":[44,84],"data":[45,85],"geyser,":[48],"i.e.":[49],"water":[50],"temperature,":[51],"voltage,":[52],"current":[53],"and":[54,57,63,77],"measurements,":[56],"also":[58,78],"switches":[59],"on":[62],"off.":[64],"other":[66],"is":[69,86,97],"used":[70,98],"to":[71,74,80,99],"display":[72],"user":[76],"connects":[79],"PC":[82],"where":[83],"stored":[87],"in":[88],"local":[90],"database":[91,96],"for":[92],"historical":[93],"review.":[94],"create":[100],"priority":[102],"time":[103],"table,":[104],"which":[105],"forms":[106],"basis":[108],"optimization":[112],"algorithm.":[113]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2016,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}