Yazar "Calam, Alper" için listeleme
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Combustion characteristics of naphtha and n-heptane fuels in an auto-ignited HCCI engine at different lambda values and engine loads
Calam, Alper; Halis, Serdar; Aydogan, Bilal; Hasimoglu, Can (Elsevier Sci Ltd, 2022)In this study, it was aimed to control the HCCI combustion phase. For this purpose, low and high reactivity pure fuels and their mixtures in various ratios were tested. Reference n-heptane was chosen as the high reactivity ... -
A comparative analysis of the engine performance and exhaust emissions characteristics of a diesel engine fueled with Mono ethylene glycol supported emulsion
Ardebili, Seyed Mohammad Safieddin; Calam, Alper; Yılmaz, Emre; Solmaz, Hamit (Elsevier Sci Ltd, 2021)The present study was devoted to investigating the effect of input parameters- Mono ethylene glycol supported emulsion (MEGSE) ratio and engine speed-on their corresponding engine-out parameters including engine torque, ... -
Effects of n-heptane/toluene/ethanol ternary fuel blends on combustion, operating range and emissions in premixed low temperature combustion
Böğrek, Ahmet; Haşimoğlu, Can; Calam, Alper; Aydoğan, Bilal (Elsevier Sci Ltd, 2021)Low temperature combustion engines are a new combustion model that the reduction of nitrogen oxide emissions and the increasing of the thermal efficiency can be observed simultaneously. In addition, the problem of misfire ... -
Effects of the regenerator on engine performance of a rhombic drive beta type stirling engine
Aksoy, Fatih; Solmaz, Hamit; Arslan, Muhammed; Yılmaz, Emre; İpçi, Duygu; Calam, Alper (Taylor & Francis Inc, 2021)Regenerative cycles have higher thermal efficiency than other closed cycles because of their heat recovery capability. In this manner, Stirling engines have advantage because regeneration can be applied easily to the cycle. ... -
Evaluation of MWCNT as fuel additive to diesel-biodiesel blend in a direct injection diesel engine
Solmaz, Hamit; Calam, Alper; Yilmaz, Emre; Sahin, Fatih; Ardebili, Seyed Mohammad Safieddin; Aksoy, Fatih (Taylor & Francis Ltd, 2023)In this study, effects of multi-walled carbon nanotube (MWCNT) addition to waste frying oil biodiesel (B20) on performance, combustion, and exhaust emissions in a direct-injection compression ignition engine were investigated. ... -
Experimental investigation on the combustion, performance and exhaust emission characteristics of poppy oil biodiesel-diesel dual fuel combustion in a CI engine
Uyumaz, Ahmet; Aydoğan, Bilal; Yılmaz, Emre; Solmaz, Hamit; Aksoy, Fatih; Mutlu, İbrahim; Calam, Alper (Elsevier Sci Ltd, 2020)In this study, a single cylinder, four-stroke, naturally aspirated with compression ratio of 18:1 direct injection diesel engine was run with opium poppy oil biodiesel-diesel fuel blends. The effects of diesel and ... -
An Experimental Research on the Effects of Negative Valve Overlap on Performance and Operating Range in a Homogeneous Charge Compression Ignition Engine With RON40 and RON60 Fuels
Polat, Seyfi; Solmaz, Hamit; Uyumaz, Ahmet; Calam, Alper; Yılmaz, Emre; Yücesu, H. Serdar (Asme, 2020)In this study, the effects of negative valve overlap (NVO) on homogenous charge compression ignition (HCCI) combustion and engine performance were experimentally investigated. A four stroke, single cylinder, port injection ... -
HCCI bir motorda emme manifoldu basıncının performans ve yanma karakteristiklerine etkilerinin incelenmesi
Solmaz, Hamit; Calam, Alper; Halis, Serdar; Ipci, Duygu; Yilmaz, Emre (Gazi Univ, Fac Engineering Architecture, 2022)Homogeneous charge compression ignition (HCCI) engines have significant advantages over spark ignition (SI) and compression ignition (CI) engines due to their high thermal efficiency and low NOx emissions. However, it is ... -
Investigation of the effect of carbon nanotube addition to diesel-biodiesel blend on engine performance and exhaust emissions
Suerer, Elif; Solmaz, Hamit; Yilmaz, Emre; Calam, Alper; Ipci, Duygu (Gazi Univ, Fac Engineering Architecture, 2023)Increasing concerns caused by environmental pollution have promoted the use of cleaner and renewable fuels in internal combustion engines. Biodiesel is used as an alternative fuel in diesel engines in many countries. ... -
Operating range, combustion, performance and emissions of an HCCI engine fueled with naphtha
Çelebi, Samet; Haşimoğlu, Can; Uyumaz, Ahmet; Halis, Serdar; Calam, Alper; Solmaz, Hamit; Yılmaz, Emre (Elsevier Sci Ltd, 2021)In this study, it was aimed that the effects of naphtha on homogeneous charged compression ignition (HCCI) combustion, performance, exhaust emissions and operating range were researched experimentally in an HCCI engine. ... -
Optimization of the operating conditions of a beta-type rhombic drive stirling engine by using response surface method
Solmaz, Hamit; Ardebili, Seyed Mohammad Safieddin; Aksoy, Fatih; Calam, Alper; Yılmaz, Emre; Arslan, Muhammed (Pergamon-Elsevier Science Ltd, 2020)The aim of this paper is to provide a multi-objective model to evaluate the effect of engine working parameters on the performance characteristics of a beta-type Stirling engine. The second objective of the study is to ... -
Prediction of performance and exhaust emissions of a CI engine fueled with multi-wall carbon nanotube doped biodiesel-diesel blends using response surface method
Solmaz, Hamit; Ardebili, Seyed Mohammad Safieddin; Calam, Alper; Yılmaz, Emre; İpçi, Duygu (Pergamon-Elsevier Science Ltd, 2021)This study was designed to analyses the performance and exhaust emissions of a direct-injection diesel engine fueled with multi-walled carbon nanotubes (MWCNTs) included in biodiesel-blended diesel fuel using response ... -
Predictive modelling and optimization of performance and emissions of an auto-ignited heavy naphtha/n-heptane fueled HCCI engine using RSM
Kocakulak, Tolga; Halis, Serdar; Ardebili, Seyed Mohammad Safieddin; Babagiray, Mustafa; Hasimoglu, Can; Rabeti, Masoud; Calam, Alper (Elsevier Sci Ltd, 2023)In this study, the effects of engine speed and lambda input parameters of a single-cylinder HCCI engine on the performance, combustion and emissions with the use of fuels with different concentrations were investigated. ...