{"id":"https://openalex.org/W3197436672","doi":"https://doi.org/10.1109/access.2021.3112817","title":"Electric Water Heaters Management via Reinforcement Learning With Time-Delay in Isolated Microgrids","display_name":"Electric Water Heaters Management via Reinforcement Learning With Time-Delay in Isolated Microgrids","publication_year":2021,"publication_date":"2021-01-01","ids":{"openalex":"https://openalex.org/W3197436672","doi":"https://doi.org/10.1109/access.2021.3112817","mag":"3197436672"},"language":"en","primary_location":{"id":"doi:10.1109/access.2021.3112817","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2021.3112817","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09537814.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09537814.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5033614477","display_name":"Jiangjiao Xu","orcid":"https://orcid.org/0000-0002-7883-705X"},"institutions":[{"id":"https://openalex.org/I23923803","display_name":"University of Exeter","ror":"https://ror.org/03yghzc09","country_code":"GB","type":"education","lineage":["https://openalex.org/I23923803"]}],"countries":["GB"],"is_corresponding":true,"raw_author_name":"Jiangjiao Xu","raw_affiliation_strings":["College of Engineering, Mathematics and Physical Sciences, Exeter University, UK. (e-mail: j.xu@exeter.ac.uk)","College of Engineering, Mathematics and Physical Sciences, Exeter University, UK"],"affiliations":[{"raw_affiliation_string":"College of Engineering, Mathematics and Physical Sciences, Exeter University, UK. (e-mail: j.xu@exeter.ac.uk)","institution_ids":["https://openalex.org/I23923803"]},{"raw_affiliation_string":"College of Engineering, Mathematics and Physical Sciences, Exeter University, UK","institution_ids":["https://openalex.org/I23923803"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5023654698","display_name":"Hisham Mahmood","orcid":"https://orcid.org/0000-0003-2400-7154"},"institutions":[{"id":"https://openalex.org/I32480017","display_name":"Florida Polytechnic University","ror":"https://ror.org/01e5mdj42","country_code":"US","type":"education","lineage":["https://openalex.org/I32480017"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Hisham Mahmood","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Florida Polytechnic University, USA"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Florida Polytechnic University, USA","institution_ids":["https://openalex.org/I32480017"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101552419","display_name":"Hao Xiao","orcid":"https://orcid.org/0000-0002-9368-1495"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210128819","display_name":"Institute of Electrical Engineering","ror":"https://ror.org/033js6g46","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210128819"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hao Xiao","raw_affiliation_strings":["Institute of Electrical Engineering (IEE), Chinese Academy of Sciences (CAS), China"],"affiliations":[{"raw_affiliation_string":"Institute of Electrical Engineering (IEE), Chinese Academy of Sciences (CAS), China","institution_ids":["https://openalex.org/I4210128819","https://openalex.org/I19820366"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081030896","display_name":"Enrico Anderlini","orcid":"https://orcid.org/0000-0002-8860-8330"},"institutions":[{"id":"https://openalex.org/I45129253","display_name":"University College London","ror":"https://ror.org/02jx3x895","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I45129253"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Enrico Anderlini","raw_affiliation_strings":["Department of Mechanical Engineering, University College London, UK"],"affiliations":[{"raw_affiliation_string":"Department of Mechanical Engineering, University College London, UK","institution_ids":["https://openalex.org/I45129253"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5049783133","display_name":"Mohammad Abusara","orcid":"https://orcid.org/0000-0002-4195-5079"},"institutions":[{"id":"https://openalex.org/I23923803","display_name":"University of Exeter","ror":"https://ror.org/03yghzc09","country_code":"GB","type":"education","lineage":["https://openalex.org/I23923803"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Mohammad Abusara","raw_affiliation_strings":["College of Engineering, Mathematics and Physical Sciences, Exeter University, UK"],"affiliations":[{"raw_affiliation_string":"College of Engineering, Mathematics and Physical Sciences, Exeter University, UK","institution_ids":["https://openalex.org/I23923803"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5033614477"],"corresponding_institution_ids":["https://openalex.org/I23923803"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":1.7264,"has_fulltext":true,"cited_by_count":24,"citation_normalized_percentile":{"value":0.84525674,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"9","issue":null,"first_page":"132569","last_page":"132579"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10603","display_name":"Smart Grid Energy Management","score":0.9998999834060669,"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/T10603","display_name":"Smart Grid Energy Management","score":0.9998999834060669,"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/T10223","display_name":"Microgrid Control and Optimization","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems 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/T10454","display_name":"Optimal Power Flow Distribution","score":0.9927999973297119,"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/reinforcement-learning","display_name":"Reinforcement learning","score":0.7697389125823975},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7245087623596191},{"id":"https://openalex.org/keywords/backup","display_name":"Backup","score":0.6600662469863892},{"id":"https://openalex.org/keywords/demand-response","display_name":"Demand response","score":0.6318964958190918},{"id":"https://openalex.org/keywords/energy-management","display_name":"Energy management","score":0.5549964904785156},{"id":"https://openalex.org/keywords/state-of-charge","display_name":"State of charge","score":0.4926016926765442},{"id":"https://openalex.org/keywords/battery","display_name":"Battery (electricity)","score":0.4778180420398712},{"id":"https://openalex.org/keywords/convergence","display_name":"Convergence (economics)","score":0.453576922416687},{"id":"https://openalex.org/keywords/renewable-energy","display_name":"Renewable energy","score":0.42216354608535767},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.4161597490310669},{"id":"https://openalex.org/keywords/automotive-engineering","display_name":"Automotive engineering","score":0.3781666159629822},{"id":"https://openalex.org/keywords/electricity","display_name":"Electricity","score":0.276205837726593},{"id":"https://openalex.org/keywords/energy","display_name":"Energy (signal processing)","score":0.23768392205238342},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1626279056072235},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.15709936618804932},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.11717143654823303}],"concepts":[{"id":"https://openalex.org/C97541855","wikidata":"https://www.wikidata.org/wiki/Q830687","display_name":"Reinforcement learning","level":2,"score":0.7697389125823975},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7245087623596191},{"id":"https://openalex.org/C2780945871","wikidata":"https://www.wikidata.org/wiki/Q194274","display_name":"Backup","level":2,"score":0.6600662469863892},{"id":"https://openalex.org/C2779438525","wikidata":"https://www.wikidata.org/wiki/Q5255048","display_name":"Demand response","level":3,"score":0.6318964958190918},{"id":"https://openalex.org/C7817414","wikidata":"https://www.wikidata.org/wiki/Q1779504","display_name":"Energy management","level":3,"score":0.5549964904785156},{"id":"https://openalex.org/C2776582896","wikidata":"https://www.wikidata.org/wiki/Q5368536","display_name":"State of charge","level":4,"score":0.4926016926765442},{"id":"https://openalex.org/C555008776","wikidata":"https://www.wikidata.org/wiki/Q267298","display_name":"Battery (electricity)","level":3,"score":0.4778180420398712},{"id":"https://openalex.org/C2777303404","wikidata":"https://www.wikidata.org/wiki/Q759757","display_name":"Convergence (economics)","level":2,"score":0.453576922416687},{"id":"https://openalex.org/C188573790","wikidata":"https://www.wikidata.org/wiki/Q12705","display_name":"Renewable energy","level":2,"score":0.42216354608535767},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.4161597490310669},{"id":"https://openalex.org/C171146098","wikidata":"https://www.wikidata.org/wiki/Q124192","display_name":"Automotive engineering","level":1,"score":0.3781666159629822},{"id":"https://openalex.org/C206658404","wikidata":"https://www.wikidata.org/wiki/Q12725","display_name":"Electricity","level":2,"score":0.276205837726593},{"id":"https://openalex.org/C186370098","wikidata":"https://www.wikidata.org/wiki/Q442787","display_name":"Energy (signal processing)","level":2,"score":0.23768392205238342},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1626279056072235},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.15709936618804932},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.11717143654823303},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","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/C50522688","wikidata":"https://www.wikidata.org/wiki/Q189833","display_name":"Economic growth","level":1,"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/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.0}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.1109/access.2021.3112817","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2021.3112817","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09537814.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:ore.exeter.ac.uk:10871/126948","is_oa":true,"landing_page_url":"http://hdl.handle.net/10871/126948","pdf_url":null,"source":{"id":"https://openalex.org/S4306401998","display_name":"Open Research Exeter (University of Exeter)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I23923803","host_organization_name":"University of Exeter","host_organization_lineage":["https://openalex.org/I23923803"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"Article"},{"id":"pmh:oai:doaj.org/article:f862fdb8776d4cf98d161f8ba450ee4f","is_oa":true,"landing_page_url":"https://doaj.org/article/f862fdb8776d4cf98d161f8ba450ee4f","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 9, Pp 132569-132579 (2021)","raw_type":"article"},{"id":"pmh:oai:eprints.ucl.ac.uk.OAI2:10135388","is_oa":false,"landing_page_url":"https://discovery.ucl.ac.uk/id/eprint/10135388/","pdf_url":null,"source":{"id":"https://openalex.org/S4306400024","display_name":"UCL Discovery (University College London)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I45129253","host_organization_name":"University College London","host_organization_lineage":["https://openalex.org/I45129253"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"   IEEE Access       (2021)     (In press).  ","raw_type":"Article"},{"id":"pmh:oai:figshare.com:article/29781743","is_oa":true,"landing_page_url":null,"pdf_url":null,"source":{"id":"https://openalex.org/S4377196282","display_name":"Figshare","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210132348","host_organization_name":"Figshare (United Kingdom)","host_organization_lineage":["https://openalex.org/I4210132348"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Journal contribution"}],"best_oa_location":{"id":"doi:10.1109/access.2021.3112817","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2021.3112817","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09537814.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.8999999761581421,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[{"id":"https://openalex.org/G6488215588","display_name":null,"funder_award_id":"5025","funder_id":"https://openalex.org/F4320337753","funder_display_name":"Interreg"}],"funders":[{"id":"https://openalex.org/F4320337753","display_name":"Interreg","ror":null}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3197436672.pdf","grobid_xml":"https://content.openalex.org/works/W3197436672.grobid-xml"},"referenced_works_count":56,"referenced_works":["https://openalex.org/W271532278","https://openalex.org/W1901113569","https://openalex.org/W1966114192","https://openalex.org/W1979029747","https://openalex.org/W2004594285","https://openalex.org/W2007734734","https://openalex.org/W2016166216","https://openalex.org/W2029912855","https://openalex.org/W2050418054","https://openalex.org/W2075661246","https://openalex.org/W2092710777","https://openalex.org/W2095449207","https://openalex.org/W2118125554","https://openalex.org/W2121863487","https://openalex.org/W2131251597","https://openalex.org/W2132990234","https://openalex.org/W2153573511","https://openalex.org/W2236244207","https://openalex.org/W2280163991","https://openalex.org/W2288683959","https://openalex.org/W2315769856","https://openalex.org/W2328555787","https://openalex.org/W2329797758","https://openalex.org/W2343935207","https://openalex.org/W2412598279","https://openalex.org/W2486434592","https://openalex.org/W2517093938","https://openalex.org/W2551674324","https://openalex.org/W2605267926","https://openalex.org/W2750733850","https://openalex.org/W2765725292","https://openalex.org/W2774636080","https://openalex.org/W2783906254","https://openalex.org/W2790306973","https://openalex.org/W2795578496","https://openalex.org/W2802341270","https://openalex.org/W2887509163","https://openalex.org/W2897206375","https://openalex.org/W2923265329","https://openalex.org/W2949816299","https://openalex.org/W2954611425","https://openalex.org/W2961951330","https://openalex.org/W2962582682","https://openalex.org/W2963382853","https://openalex.org/W2963938771","https://openalex.org/W2966008950","https://openalex.org/W2974854012","https://openalex.org/W2997116410","https://openalex.org/W3011655242","https://openalex.org/W3123298421","https://openalex.org/W3163622855","https://openalex.org/W4285719527","https://openalex.org/W6695011786","https://openalex.org/W6722707910","https://openalex.org/W6765440942","https://openalex.org/W6775180354"],"related_works":["https://openalex.org/W2955195711","https://openalex.org/W2354454611","https://openalex.org/W2993266126","https://openalex.org/W2392283887","https://openalex.org/W2351388597","https://openalex.org/W2939925694","https://openalex.org/W2829881200","https://openalex.org/W4241986464","https://openalex.org/W2184647741","https://openalex.org/W2185691408"],"abstract_inverted_index":{"Isolated":[0],"microgrids":[1],"powered":[2],"by":[3,187],"renewable":[4],"energy":[5,20,185],"sources,":[6],"battery":[7,123],"storage,":[8],"and":[9,21,92],"backup":[10],"diesel":[11,23],"generators":[12],"need":[13],"appropriate":[14],"demand":[15,53],"response":[16],"to":[17,36,50,72,87,96,99,106],"utilize":[18],"available":[19],"reduce":[22],"consumption":[24,186],"efficiently.":[25],"However,":[26],"real-time":[27,112],"demand-side":[28],"management":[29],"has":[30],"become":[31],"a":[32,44,79],"significant":[33],"challenge":[34],"due":[35],"the":[37,52,75,89,101,107,122,132,139,154,159,163,167,178,182,197,200],"communication":[38,104,155],"time-delay":[39,105,156],"issue.":[40],"In":[41],"this":[42],"paper,":[43],"distributed":[45,61],"model-free":[46],"strategy":[47,117],"is":[48,70,118,135],"proposed":[49,86,108,179,201],"manage":[51],"of":[54,103,125,162,184,190,199],"Electric":[55],"Water":[56],"Heater":[57],"(EWH)":[58],"units.":[59],"The":[60,115,150,173],"artificial":[62],"intelligence":[63],"technology":[64],"based":[65,119,136],"on":[66,120,137],"Reinforcement":[67],"Learning":[68],"(RL)":[69],"adopted":[71],"independently":[73],"control":[74,113],"150":[76],"EWHs":[77],"using":[78,144],"virtual":[80,90],"tariff.":[81],"Two":[82],"different":[83],"strategies":[84],"are":[85,94],"generate":[88],"tariff":[91],"they":[93],"compared":[95],"each":[97,193],"other":[98],"investigate":[100],"impact":[102],"RL":[109],"algorithm":[110,180],"in":[111,128,142],"scenario.":[114],"first":[116,164],"measuring":[121],"State":[124],"Charge":[126],"(SOC)":[127],"real":[129],"time":[130],"while":[131,166],"second":[133,168],"method":[134,165,169],"predicting":[138],"SOC":[140],"24-hours":[141],"advance":[143],"an":[145,188],"Artificial":[146],"Neural":[147],"Network":[148],"(ANN).":[149],"results":[151,174],"show":[152,176],"that":[153,177],"greatly":[157],"influences":[158],"convergence":[160],"result":[161],"showed":[170],"high":[171],"immunity.":[172],"also":[175],"reduces":[181],"use":[183],"average":[189],"8.91%(6.675kW)":[191],"for":[192],"EWH,":[194],"which":[195],"symbolizes":[196],"viability":[198],"approach.":[202]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":6},{"year":2024,"cited_by_count":8},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":5},{"year":2021,"cited_by_count":1}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}