Pub Date : 2024-04-15DOI: 10.1080/13647830.2024.2339935
Huahua Xiao, Ting Shen, Ting Si, Xisheng Luo
Multi-dimensional numerical simulations were performed to study the interactions between shock wave and premixed flame. The three-dimensional (3D) fully-compressible, reactive Navier–Stokes equatio...
{"title":"Three-dimensional shock–flame interactions: effect of wall friction","authors":"Huahua Xiao, Ting Shen, Ting Si, Xisheng Luo","doi":"10.1080/13647830.2024.2339935","DOIUrl":"https://doi.org/10.1080/13647830.2024.2339935","url":null,"abstract":"Multi-dimensional numerical simulations were performed to study the interactions between shock wave and premixed flame. The three-dimensional (3D) fully-compressible, reactive Navier–Stokes equatio...","PeriodicalId":50665,"journal":{"name":"Combustion Theory and Modelling","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-04-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140599473","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-04-15DOI: 10.1080/13647830.2024.2341140
Jakub Stempka, Artur Tyliszczak
This paper focuses on the numerical modelling of the autoignition process in an ethanol-air mixture within a turbulent droplet-laden temporally evolving mixing layer, utilising the Large Eddy Simul...
本文利用大涡流模拟（Large Eddy Simul...
{"title":"LES of autoignition process in a turbulent droplet-laden mixing layer – impact of an evaporation model and discretisation method","authors":"Jakub Stempka, Artur Tyliszczak","doi":"10.1080/13647830.2024.2341140","DOIUrl":"https://doi.org/10.1080/13647830.2024.2341140","url":null,"abstract":"This paper focuses on the numerical modelling of the autoignition process in an ethanol-air mixture within a turbulent droplet-laden temporally evolving mixing layer, utilising the Large Eddy Simul...","PeriodicalId":50665,"journal":{"name":"Combustion Theory and Modelling","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-04-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140599631","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-04-12DOI: 10.1080/13647830.2024.2337641
Geveen Arumapperuma, Matthew X. Yao, Jean-Pierre Hickey, Wang Han
Understanding flame-acoustics interaction (FAI) that can potentially trigger thermoacoustic instabilities is of critical importance to mitigate the serious side effects of pressure oscillations. Wh...
{"title":"Flame-acoustic interactions in high-pressure H2/air diffusion flames","authors":"Geveen Arumapperuma, Matthew X. Yao, Jean-Pierre Hickey, Wang Han","doi":"10.1080/13647830.2024.2337641","DOIUrl":"https://doi.org/10.1080/13647830.2024.2337641","url":null,"abstract":"Understanding flame-acoustics interaction (FAI) that can potentially trigger thermoacoustic instabilities is of critical importance to mitigate the serious side effects of pressure oscillations. Wh...","PeriodicalId":50665,"journal":{"name":"Combustion Theory and Modelling","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-04-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140599475","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-03-17DOI: 10.1080/13647830.2024.2326830
Kendyl A. Waddell, Gregory Yablonsky, Denis Constales, Peter B. Sunderland, Richard L. Axelbaum
Several studies have found that microgravity diffusion flames with sufficient heat loss cool until they extinguish at a critical temperature near 1130 K. In this work, the associated chemical kinet...
一些研究发现，具有足够热损失的微重力扩散火焰会冷却，直至在接近 1130 K 的临界温度时熄灭。
{"title":"The kinetics and warm flame chemistry associated with radiative extinction of spherical diffusion flames","authors":"Kendyl A. Waddell, Gregory Yablonsky, Denis Constales, Peter B. Sunderland, Richard L. Axelbaum","doi":"10.1080/13647830.2024.2326830","DOIUrl":"https://doi.org/10.1080/13647830.2024.2326830","url":null,"abstract":"Several studies have found that microgravity diffusion flames with sufficient heat loss cool until they extinguish at a critical temperature near 1130 K. In this work, the associated chemical kinet...","PeriodicalId":50665,"journal":{"name":"Combustion Theory and Modelling","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-03-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140149675","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
This work proposes a fast, novel, mathematically robust, and elegant unconstrained Method of Uncertainty Quantification (MUQ) for the temperature-dependent Arrhenius rate constant using Cholesky De...
{"title":"A fast uncertainty quantification methodology and sampling technique for joint probability distribution of the Arrhenius rate expression: a case study applied to H2/CO kinetic mechanism","authors":"Krunal Panchal, Vaisakh Vasudevan, Sivaram Ambikasaran, Krithika Narayanaswamy","doi":"10.1080/13647830.2024.2326413","DOIUrl":"https://doi.org/10.1080/13647830.2024.2326413","url":null,"abstract":"This work proposes a fast, novel, mathematically robust, and elegant unconstrained Method of Uncertainty Quantification (MUQ) for the temperature-dependent Arrhenius rate constant using Cholesky De...","PeriodicalId":50665,"journal":{"name":"Combustion Theory and Modelling","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-03-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140114786","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-02-02DOI: 10.1080/13647830.2024.2310319
Sergey Minaev, Evgeniy Sereshchenko, Vladimir Gubernov
The dynamics of the burner-stabilised flame is investigated theoretically in the frame of diffusive-thermal model. The nonlinear system of equations describing dynamics of curved flame front and th...
{"title":"Evolutionary equations for the disturbed flame stabilised at the flat burner","authors":"Sergey Minaev, Evgeniy Sereshchenko, Vladimir Gubernov","doi":"10.1080/13647830.2024.2310319","DOIUrl":"https://doi.org/10.1080/13647830.2024.2310319","url":null,"abstract":"The dynamics of the burner-stabilised flame is investigated theoretically in the frame of diffusive-thermal model. The nonlinear system of equations describing dynamics of curved flame front and th...","PeriodicalId":50665,"journal":{"name":"Combustion Theory and Modelling","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-02-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139662039","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Chemical kinetics plays an important role in the direct detonation initiation (DDI) of various combustible mixtures. However, its impact on detonation dynamics has rarely been studied with detailed...
{"title":"Exploring the chemical kinetic effects on the direct detonation initiation in H2-O2-Ar mixtures","authors":"Yuen Liu, Yuxuan Chen, Qing Xie, Xingyu Su, Zhuyin Ren, Hao Zeng","doi":"10.1080/13647830.2024.2310309","DOIUrl":"https://doi.org/10.1080/13647830.2024.2310309","url":null,"abstract":"Chemical kinetics plays an important role in the direct detonation initiation (DDI) of various combustible mixtures. However, its impact on detonation dynamics has rarely been studied with detailed...","PeriodicalId":50665,"journal":{"name":"Combustion Theory and Modelling","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-01-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139662301","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2023-12-13DOI: 10.1080/13647830.2023.2292993
Ahmed M.K. Abdalhamid, Cecile Devaud
The objective of this paper is to assess the capabilities of the Conditional Source-term Estimation (CSE) approach applied to a laboratory scaled turbulent buoyant flame without extinction. CSE is ...
本文旨在评估将条件源项估计（CSE）方法应用于实验室规模的无熄灭湍流浮力火焰的能力。CSE ...
{"title":"Large eddy simulations of a buoyant turbulent line flame using conditional source-term estimation (CSE)","authors":"Ahmed M.K. Abdalhamid, Cecile Devaud","doi":"10.1080/13647830.2023.2292993","DOIUrl":"https://doi.org/10.1080/13647830.2023.2292993","url":null,"abstract":"The objective of this paper is to assess the capabilities of the Conditional Source-term Estimation (CSE) approach applied to a laboratory scaled turbulent buoyant flame without extinction. CSE is ...","PeriodicalId":50665,"journal":{"name":"Combustion Theory and Modelling","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2023-12-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138679840","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2023-11-29DOI: 10.1080/13647830.2023.2284910
Luis Fernando Figueira da Silva
This study is devoted to the characterisation of lean premixed hydrogen–air laminar flames stabilised on an annular burner. The flames studied are chosen to lie close to the lean flammability limit...
{"title":"Stochastic characterisation of unstable lean hydrogen–air annular premixed flames","authors":"Luis Fernando Figueira da Silva","doi":"10.1080/13647830.2023.2284910","DOIUrl":"https://doi.org/10.1080/13647830.2023.2284910","url":null,"abstract":"This study is devoted to the characterisation of lean premixed hydrogen–air laminar flames stabilised on an annular burner. The flames studied are chosen to lie close to the lean flammability limit...","PeriodicalId":50665,"journal":{"name":"Combustion Theory and Modelling","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2023-11-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138517845","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2023-11-20DOI: 10.1080/13647830.2023.2281379
Iliana D. Dimitrova, Minh-Bau Luong, Sangeeth Sanal, Efstathios-Al. Tingas, Hong G. Im
The occurrence and intensity of the detonation phenomenon at spark-ignition (SI) engine conditions is investigated, with the objective to successfully predict super-knock and to elucidate the effec...
{"title":"Asymptotic analysis of detonation development at SI engine conditions using computational singular perturbation","authors":"Iliana D. Dimitrova, Minh-Bau Luong, Sangeeth Sanal, Efstathios-Al. Tingas, Hong G. Im","doi":"10.1080/13647830.2023.2281379","DOIUrl":"https://doi.org/10.1080/13647830.2023.2281379","url":null,"abstract":"The occurrence and intensity of the detonation phenomenon at spark-ignition (SI) engine conditions is investigated, with the objective to successfully predict super-knock and to elucidate the effec...","PeriodicalId":50665,"journal":{"name":"Combustion Theory and Modelling","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2023-11-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138542626","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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