Impact of hydrogen-assisted combustion in a toroidal re-entrant combustion chamber powered by rapeseed oil/waste cooking oil biodiesel

dc.authorscopusidFemilda Josephin Joseph Shobana Bai / 59417834100
dc.authorscopusidEdwin Geo Varuvel / 25225283500
dc.authorwosidFemilda Josephin Joseph Shobana Bai / JTQ-1812-2023
dc.authorwosidEdwin Geo Varuvel / AAE-5222-2022
dc.contributor.authorThiagarajan, S.
dc.contributor.authorSeetharaman, Sathyanarayanan
dc.contributor.authorLokesh, R.
dc.contributor.authorPrasanth, G.
dc.contributor.authorKarthick, B.
dc.contributor.authorBai, Femilda Josephin Joseph Shobana
dc.contributor.authorAli Alharbi, Sulaiman
dc.contributor.authorPugazhendhi, Arivalagan
dc.contributor.authorVaruvel, Edwin Geo
dc.date.accessioned2025-04-17T10:48:07Z
dc.date.available2025-04-17T10:48:07Z
dc.date.issued2025
dc.departmentİstinye Üniversitesi, Mühendislik ve Doğa Bilimleri Fakültesi, Bilgisayar Mühendisliği Bölümü
dc.departmentİstinye Üniversitesi, Mühendislik ve Doğa Bilimleri Fakültesi, Makine Mühendisliği Bölümü
dc.description.abstractThis study investigates the performance and emission characteristics of biodiesel blends of rapeseed oil and waste cooking oil in a toroidal re-entrant combustion chamber (TCC) compression ignition engine. Hydrogen was allowed into the engine in dual fuel mode to enhance the engine performance. The presence of oxygen in the biodiesel and hydrogen induction increased the peak pressure and heat release rate significantly for all the engine loads. At a peak load of 4.88 kW, the maximum brake thermal efficiency (BTE) of 31.77% was recorded for the D70R20W10 (diesel 70%, rapeseed oil 20%, waste cooking oil 10%) biodiesel blend. Furthermore, hydrogen induction enhanced the BTE by around 3%. The biodiesel blending substantially lowered the emissions of unburnt hydrocarbons, carbon monoxide, and smoke opacity. Additionally, hydrogen supplementation facilitated 5-10% carbon monoxide reduction over biodiesel blends by enabling more complete oxidation. However, higher temperatures generated due to complete combustion resulted in more NOx formation. Thus, the authors propose that biodiesel blends of rapeseed oil, waste cooking oil, and diesel with hydrogen induction improve engine performance and reduce regulated emissions.
dc.description.sponsorshipKing Saud University
dc.identifier.citationThiagarajan, S., Seetharaman, S., Lokesh, R., Prasanth, G., Karthick, B., Josephin, J. F., ... & Varuvel, E. G. (2025). Impact of hydrogen-assisted combustion in a toroidal re-entrant combustion chamber powered by rapeseed oil/waste cooking oil biodiesel. International Journal of Hydrogen Energy, 104, 367-377.
dc.identifier.doi10.1016/j.ijhydene.2024.07.049
dc.identifier.endpage377
dc.identifier.issn0360-3199
dc.identifier.issn1879-3487
dc.identifier.scopus2-s2.0-85198341381
dc.identifier.scopusqualityQ1
dc.identifier.startpage367
dc.identifier.urihttp://dx.doi.org/10.1016/j.ijhydene.2024.07.049
dc.identifier.urihttps://hdl.handle.net/20.500.12713/6206
dc.identifier.volume104
dc.identifier.wosWOS:001422482300001
dc.identifier.wosqualityQ1
dc.indekslendigikaynakWeb of Science
dc.indekslendigikaynakScopus
dc.institutionauthorBai, Femilda Josephin Joseph Shobana
dc.institutionauthorVaruvel, Edwin Geo
dc.institutionauthoridFemilda Josephin Joseph Shobana Bai / 0000-0003-0249-9506
dc.institutionauthoridEdwin Geo Varuvel / 0000-0002-7303-3984
dc.language.isoen
dc.publisherElsevier ltd
dc.relation.ispartofInternational journal of hydrogen energy
dc.relation.publicationcategoryMakale - Uluslararası Hakemli Dergi - Kurum Öğretim Elemanı
dc.rightsinfo:eu-repo/semantics/closedAccess
dc.subjectDual Fuel Operation
dc.subjectHydrogen Combustion
dc.subjectRapeseed Oil Biodiesel
dc.subjectToroidal Re-Entrant Combustion Chamber
dc.subjectWaste Cooking Oil
dc.titleImpact of hydrogen-assisted combustion in a toroidal re-entrant combustion chamber powered by rapeseed oil/waste cooking oil biodiesel
dc.typeArticle

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