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Hamit Solmaz Prof. Dr. Gazi University, Faculty of Technology, Automotive Engineering Department, Türkiye
Publication 24 Review 36 CrossRef Cited 182 TR Dizin Cited 31
24 Publication
36 Review
182 CrossRef Cited
31 TR Dizin Cited
0000-0003-0689-6824
46861418300

Research Fields

Energy Automotive Engineering Thermodynamics and Statistical Physics Internal Combustion Engines Mechanical Engineering Automotive Combustion and Fuel Engineering

Institution

Gazi University, Faculty of Technology, Automotive Engineering Department, Türkiye

Popular Publications

Determination of Lithium Ion Battery Characteristics for Hybrid Vehicle Models
Authors: Tolga Kocakulak , Hamit Solmaz
Published: 2020 , International Journal of Automotive Science And Technology
DOI: 10.30939/ijastech..723043
CITED 11 FAVORITE 1 TOTAL DOWNLOAD COUNT 2341

11

1

2341

Publications

Multi-Dimensional 3D-CFD/Chemical-Kinetics Modeling of Natural Gas–Diesel RCCI Engines: Combustion Phasing, Efficiency and Emissions
Authors: Kamran Poorghasemi, R. Khoshbakhti Saray, Hamit Solmaz , Seyed Mohammad Mousavi, Alborz Zehni
Published: 2026 , Engineering Perspective
DOI: 10.64808/engineeringperspective.1802746
FAVORITE 0 TOTAL DOWNLOAD COUNT 679

0

679

Fabrication and Characterization of Sulfonated Polysulfone Membrane with Different Thicknesses for Proton Exchange Membrane Fuel Cell
Authors: İrem Tanış, Turan Alp Arslan , Tolga Kocakulak , Gülşen Taşkın , Tuğba Tabanlıgil Calam , Hamit Solmaz
Published: 2024 , Engineering Perspective
DOI: 10.29228/eng.pers.77899
FAVORITE 0 TOTAL DOWNLOAD COUNT 579

0

579

Modeling and Control of a PEM Fuel Cell Hybrid Energy System Used in a Vehicle with Fuzzy Logic Method
Authors: Nurettin Mert Boyacıoğlu , Tolga Kocakulak , Mustafa Batar , Ahmet Uyumaz , Hamit Solmaz
Published: 2023 , International Journal of Automotive Science And Technology
DOI: 10.30939/ijastech..1340339
FAVORITE 0 TOTAL DOWNLOAD COUNT 1498

0

1498

Control and Optimization of Pre-Transmission Parallel Hybrid Vehicle with Fuzzy Logic Method and Comparison with Conventional Rule Based Control Strategy
Authors: Tolga Kocakulak , Hamit Solmaz , Fatih Şahin
Published: 2023 , Journal of Polytechnic
DOI: 10.2339/politeknik.932448
FAVORITE 0 TOTAL DOWNLOAD COUNT 3031

0

3031

Dizel-biyodizel karışımına karbon nanotüp katkısının motor performansı ve egzoz emisyonlarına etkisinin incelenmesi
Authors: Elif Sürer , Hamit Solmaz , Emre Yılmaz , Alper Calam , Duygu İpci
Published: 2022 , Gazi Üniversitesi Mühendislik Mimarlık Fakültesi Dergisi
DOI: 10.17341/gazimmfd.741177
FAVORITE 0 TOTAL DOWNLOAD COUNT 1514

0

1514

Numerical Study of the Effects of Lambda and Injection Timing on RCCI Combustion Mode
Authors: Serdar Halis , Hamit Solmaz , Seyfi Polat , H. Serdar Yücesu
Published: 2022 , International Journal of Automotive Science And Technology
DOI: 10.30939/ijastech..1105470
FAVORITE 0 TOTAL DOWNLOAD COUNT 1250

0

1250

Investigation of the Effects of Intake Manifold Pressure on Performance and Combustion Characteristics in an HCCI Engine
Authors: Hamit Solmaz , Alper Calam , Serdar Halis , Duygu İpci , Emre Yılmaz
Published: 2022 , Gazi Üniversitesi Mühendislik Mimarlık Fakültesi Dergisi
DOI: 10.17341/gazimmfd.602742
FAVORITE 0 TOTAL DOWNLOAD COUNT 2817

0

2817

Modeling of an Electric Bus Using MATLAB/Simulink and Determining Cost Saving for a Realistic City Bus Line Driving Cycle
Authors: Oğuzhan Karakaş, Umut Buğra Şeker, Hamit Solmaz
Published: 2021 , Engineering Perspective
DOI: 10.29228/eng.pers.51422
FAVORITE 0 TOTAL DOWNLOAD COUNT 642

0

642

Determination of Lithium Ion Battery Characteristics for Hybrid Vehicle Models
Authors: Tolga Kocakulak , Hamit Solmaz
Published: 2020 , International Journal of Automotive Science And Technology
DOI: 10.30939/ijastech..723043
FAVORITE 1 TOTAL DOWNLOAD COUNT 2341

1

2341

CONTROL OF COMBUSTION PHASE WITH DIRECT INJECTION TIMING FOR DIFFERENT INLET TEMPERATURES IN AN RCCI ENGINE
Authors: Hamit Solmaz , Duygu İpci
Published: 2020 , Journal of Thermal Science and Technology
DOI: 10.47480/isibted.817027
FAVORITE 0 TOTAL DOWNLOAD COUNT 2438

0

2438

Estimation of the COVIMEP Variation in a HCCI Engine
Authors: Seyfi Polat , Hamit Solmaz , Alper Calam , Emre Yılmaz
Published: 2020 , Journal of Polytechnic
DOI: 10.2339/politeknik.567865
FAVORITE 0 TOTAL DOWNLOAD COUNT 1935

0

1935

Control of pre and post transmission parallel hybrid vehicles with fuzzy logic method and comparison with other power systems
Authors: Tolga Kocakulak , Hamit Solmaz
Published: 2020 , Gazi Üniversitesi Mühendislik Mimarlık Fakültesi Dergisi
DOI: 10.17341/gazimmfd.709101
FAVORITE 0 TOTAL DOWNLOAD COUNT 2320

0

2320

MODELLING OF A SERIAL HYBRID VEHICLE WITH HCCI RANGE EXTENDER ENGINE ABSTRACT
Authors: Tolga Kocakulak , Hamit Solmaz
Published: 2020 , Gazi University Journal of Science Part C: Design and Technology
DOI: 10.29109/gujsc.670564
FAVORITE 0 TOTAL DOWNLOAD COUNT 2976

0

2976

Thermodynamic comparison of crank-drive and rhombic-drive mechanisms for a single cylinder spark ignition engine
Authors: Emre Yılmaz , Seyfi Polat , Hamit Solmaz , Fatih Aksoy , Can Çınar
Published: 2019 , Gazi Üniversitesi Mühendislik Mimarlık Fakültesi Dergisi
DOI: 10.17341/gazimmfd.492003
FAVORITE 0 TOTAL DOWNLOAD COUNT 2106

0

2106

An Experimental Investigation on The Effects of Waste Olive Oil Biodiesel on Combustion, Engine Performance and Exhaust Emissions
Authors: Ahmet Uyumaz , Fatih Aksoy , Fatih Akay, Şükrü Ayhan Baydır , Hamit Solmaz , Emre Yılmaz , Bilal Aydoğan , Alper Calam
Published: 2019 , International Journal of Automotive Engineering and Technologies
DOI: 10.18245/ijaet.578227
FAVORITE 0 TOTAL DOWNLOAD COUNT 1741

0

1741

Modeling of an Electric Vehicle with MATLAB/Simulink
Authors: Ahmet Onur Kıyaklı , Hamit Solmaz
Published: 2018 , International Journal of Automotive Science And Technology
DOI: 10.30939/ijastech..475477
FAVORITE 0 TOTAL DOWNLOAD COUNT 18505

0

18505

Emme Havası Giriş Sıcaklığı ve Ön Karışımlı Yakıt Oranının RCCI Yanma Karakteristiklerine ve Motor Performansına Etkileri
Authors: Ahmet Uyumaz , Hamit Solmaz
Published: 2017 , Journal of Polytechnic
DOI: 10.2339/politeknik.339401
FAVORITE 0 TOTAL DOWNLOAD COUNT 2279

0

2279

Developments in the Reduction Methods of Vehicle Exhaust Emissions
Authors: Ahmet Uyumaz , Fahrettin Boz, Emre Yılmaz , Hamit Solmaz , Seyfi Polat
Published: 2017 , The Journal of Graduate School of Natural and Applied Sciences of Mehmet Akif Ersoy University
DOI: -
FAVORITE 0 TOTAL DOWNLOAD COUNT 30560

0

30560

Experimental comparison of different injection timings in an HCCI engine fueled with n-heptane
Authors: Seyfi Polat , H. Serdar Yücesu , Kaushik Kannan, Ahmet Uyumaz , Hamit Solmaz , Mahdi Shahbakhthi
Published: 2017 , International Journal of Automotive Science And Technology
DOI: -
FAVORITE 0 TOTAL DOWNLOAD COUNT 2061

0

2061

RCCI BİR MOTORDA ENJEKSİYON ZAMANLAMASI VE LAMDANIN YANMA VE PERFORMANS KARAKTERİSTİKLERİ ÜZERİNDEKİ ETKİLERİNİN DENEYSEL İNCELENMESİ
Authors: Ahmet Uyumaz , Hamit Solmaz
Published: 2016 , Gazi University Journal of Science Part C: Design and Technology
DOI: -
FAVORITE 0 TOTAL DOWNLOAD COUNT 3127

0

3127

BETA TİPİ RHOMBİC HAREKET MEKANİZMALI BİR STİRLİNG MOTORUNUN TASARIMI VE PERFORMANS TESTLERİ
Authors: Fatih Aksoy , Halit Karabulut , Can Çınar , Hamit Solmaz , Yaşar Önder Özgören , Muhammed Arslan
Published: 2016 , Gazi Üniversitesi Mühendislik Mimarlık Fakültesi Dergisi
DOI: -
FAVORITE 0 TOTAL DOWNLOAD COUNT 4011

0

4011

EXAMINATION OF THE EFFECTS OF N-HEPTAN ADDITION TO COTTON METHYL ESTER ON THE ENGINE PERFORMANCE AND COMBUSTION CHARECTERISTICS
Authors: Mehmet Çelik , Hamit Solmaz , H. Serdar Yücesu
Published: 2015 , Gazi Üniversitesi Mühendislik Mimarlık Fakültesi Dergisi
DOI: 10.17341/gummfd.56992
FAVORITE 0 TOTAL DOWNLOAD COUNT 2862

0

2862

Drag Coefficient Determination Of A Bus Model Using Reynolds Number Independence
Authors: Hamit Solmaz , Yakup İçingür
Published: 2015 , International Journal of Automotive Engineering and Technologies
DOI: 10.18245/ijaet.52647
FAVORITE 0 TOTAL DOWNLOAD COUNT 2794

0

2794

ESTIMATION OF NUMBER OF VEHICLES AND AMOUNT OF POLLUTANTS GENERATED BY VEHICLES IN TURKEY UNTIL 2030
Authors: Hamit Solmaz , İsmet Celikten
Published: 2012 , Gazi University Journal of Science
DOI: -
FAVORITE 0 TOTAL DOWNLOAD COUNT 2295

0

2295

Articles published in
Engineering Perspective
Engineering Perspective
Gazi University Journal of Science Part C: Design and Technology
Gazi University Journal of Science Part C: Design and Technology
Gazi University Journal of Science
Gazi University Journal of Science
Gazi Üniversitesi Mühendislik Mimarlık Fakültesi Dergisi
Gazi Üniversitesi Mühendislik Mimarlık Fakültesi Dergisi
International Journal of Automotive Engineering and Technologies
International Journal of Automotive Engineering and Technologies
International Journal of Automotive Science And Technology
International Journal of Automotive Science And Technology
Journal of Polytechnic
Journal of Polytechnic
Journal of Thermal Science and Technology
Journal of Thermal Science and Technology
The Journal of Graduate School of Natural and Applied Sciences of Mehmet Akif Ersoy University
The Journal of Graduate School of Natural and Applied Sciences of Mehmet Akif Ersoy University
Editorship
Engineering Perspective
Engineering Perspective
Editor , Layout Editor , Proofreader , Production Editor
Gazi University Journal of Science Part C: Design and Technology
Gazi University Journal of Science Part C: Design and Technology
Section Editor
International Journal of Automotive Science And Technology
International Journal of Automotive Science And Technology
Technical Editor , Editor , Section Editor , Layout Editor , Proofreader , Secretary , Co-Editor , Statistics Editor , Production Editor , Language Editor
Proceedings of Automotive Science and Technology
Proceedings of Automotive Science and Technology
Editor
Editorial Board Memberships
International Journal of Automotive Science And Technology
International Journal of Automotive Science And Technology
International Journal of Engineering Design and Technology
International Journal of Engineering Design and Technology
Necmettin Erbakan University Journal of Science and Engineering
Necmettin Erbakan University Journal of Science and Engineering
Proceedings of Automotive Science and Technology
Proceedings of Automotive Science and Technology

Reviews

Afyon Kocatepe University Journal of Science and Engineering
Afyon Kocatepe University Journal of Science and Engineering
Dokuz Eylül Üniversitesi Mühendislik Fakültesi Fen ve Mühendislik Dergisi
Dokuz Eylül Üniversitesi Mühendislik Fakültesi Fen ve Mühendislik Dergisi
Engineering Perspective
Engineering Perspective
Gazi University Journal of Science Part A: Engineering and Innovation
Gazi University Journal of Science Part A: Engineering and Innovation
Gazi University Journal of Science Part C: Design and Technology
Gazi University Journal of Science Part C: Design and Technology
Gazi Üniversitesi Mühendislik Mimarlık Fakültesi Dergisi
Gazi Üniversitesi Mühendislik Mimarlık Fakültesi Dergisi
International Journal of Automotive Engineering and Technologies
International Journal of Automotive Engineering and Technologies
International Journal of Automotive Science And Technology
International Journal of Automotive Science And Technology
International Journal of Energy Applications and Technologies
International Journal of Energy Applications and Technologies
International Journal of Engineering Design and Technology
International Journal of Engineering Design and Technology
International Journal of Thermodynamics
International Journal of Thermodynamics
Journal of Boron
Journal of Boron
Journal of Energy Systems
Journal of Energy Systems
Journal of Materials and Mechatronics: A
Journal of Materials and Mechatronics: A
Journal of Polytechnic
Journal of Polytechnic
Journal of Thermal Science and Technology
Journal of Thermal Science and Technology
Pamukkale University Journal of Engineering Sciences
Pamukkale University Journal of Engineering Sciences

Publications

Multi-Dimensional 3D-CFD/Chemical-Kinetics Modeling of Natural Gas–Diesel RCCI Engines: Combustion Phasing, Efficiency and Emissions
Authors: Kamran Poorghasemi, R. Khoshbakhti Saray, Hamit Solmaz , Seyed Mohammad Mousavi, Alborz Zehni
Published: 2026 , Engineering Perspective
DOI: 10.64808/engineeringperspective.1802746
CITED 12 FAVORITE 0 TOTAL DOWNLOAD COUNT 679

12

0

679

Fabrication and Characterization of Sulfonated Polysulfone Membrane with Different Thicknesses for Proton Exchange Membrane Fuel Cell
Authors: İrem Tanış, Turan Alp Arslan , Tolga Kocakulak , Gülşen Taşkın , Tuğba Tabanlıgil Calam , Hamit Solmaz
Published: 2024 , Engineering Perspective
DOI: 10.29228/eng.pers.77899
CITED 8 FAVORITE 0 TOTAL DOWNLOAD COUNT 579

8

0

579

Modeling and Control of a PEM Fuel Cell Hybrid Energy System Used in a Vehicle with Fuzzy Logic Method
Authors: Nurettin Mert Boyacıoğlu , Tolga Kocakulak , Mustafa Batar , Ahmet Uyumaz , Hamit Solmaz
Published: 2023 , International Journal of Automotive Science And Technology
DOI: 10.30939/ijastech..1340339
CITED 12 FAVORITE 0 TOTAL DOWNLOAD COUNT 1498

12

0

1498

Control and Optimization of Pre-Transmission Parallel Hybrid Vehicle with Fuzzy Logic Method and Comparison with Conventional Rule Based Control Strategy
Authors: Tolga Kocakulak , Hamit Solmaz , Fatih Şahin
Published: 2023 , Journal of Polytechnic
DOI: 10.2339/politeknik.932448
CITED 3 FAVORITE 0 TOTAL DOWNLOAD COUNT 3031

3

0

3031

Dizel-biyodizel karışımına karbon nanotüp katkısının motor performansı ve egzoz emisyonlarına etkisinin incelenmesi
Authors: Elif Sürer , Hamit Solmaz , Emre Yılmaz , Alper Calam , Duygu İpci
Published: 2022 , Gazi Üniversitesi Mühendislik Mimarlık Fakültesi Dergisi
DOI: 10.17341/gazimmfd.741177
CITED 2 FAVORITE 0 TOTAL DOWNLOAD COUNT 1514

2

0

1514

Numerical Study of the Effects of Lambda and Injection Timing on RCCI Combustion Mode
Authors: Serdar Halis , Hamit Solmaz , Seyfi Polat , H. Serdar Yücesu
Published: 2022 , International Journal of Automotive Science And Technology
DOI: 10.30939/ijastech..1105470
CITED 13 FAVORITE 0 TOTAL DOWNLOAD COUNT 1250

13

0

1250

Investigation of the Effects of Intake Manifold Pressure on Performance and Combustion Characteristics in an HCCI Engine
Authors: Hamit Solmaz , Alper Calam , Serdar Halis , Duygu İpci , Emre Yılmaz
Published: 2022 , Gazi Üniversitesi Mühendislik Mimarlık Fakültesi Dergisi
DOI: 10.17341/gazimmfd.602742
CITED 4 FAVORITE 0 TOTAL DOWNLOAD COUNT 2817

4

0

2817

Modeling of an Electric Bus Using MATLAB/Simulink and Determining Cost Saving for a Realistic City Bus Line Driving Cycle
Authors: Oğuzhan Karakaş, Umut Buğra Şeker, Hamit Solmaz
Published: 2021 , Engineering Perspective
DOI: 10.29228/eng.pers.51422
CITED 5 FAVORITE 0 TOTAL DOWNLOAD COUNT 642

5

0

642

Determination of Lithium Ion Battery Characteristics for Hybrid Vehicle Models
Authors: Tolga Kocakulak , Hamit Solmaz
Published: 2020 , International Journal of Automotive Science And Technology
DOI: 10.30939/ijastech..723043
CITED 11 FAVORITE 1 TOTAL DOWNLOAD COUNT 2341

11

1

2341

CONTROL OF COMBUSTION PHASE WITH DIRECT INJECTION TIMING FOR DIFFERENT INLET TEMPERATURES IN AN RCCI ENGINE
Authors: Hamit Solmaz , Duygu İpci
Published: 2020 , Journal of Thermal Science and Technology
DOI: 10.47480/isibted.817027
CITED 9 FAVORITE 0 TOTAL DOWNLOAD COUNT 2438

9

0

2438

Estimation of the COVIMEP Variation in a HCCI Engine
Authors: Seyfi Polat , Hamit Solmaz , Alper Calam , Emre Yılmaz
Published: 2020 , Journal of Polytechnic
DOI: 10.2339/politeknik.567865
CITED 11 FAVORITE 0 TOTAL DOWNLOAD COUNT 1935

11

0

1935

Control of pre and post transmission parallel hybrid vehicles with fuzzy logic method and comparison with other power systems
Authors: Tolga Kocakulak , Hamit Solmaz
Published: 2020 , Gazi Üniversitesi Mühendislik Mimarlık Fakültesi Dergisi
DOI: 10.17341/gazimmfd.709101
CITED 10 FAVORITE 0 TOTAL DOWNLOAD COUNT 2320

10

0

2320

MODELLING OF A SERIAL HYBRID VEHICLE WITH HCCI RANGE EXTENDER ENGINE ABSTRACT
Authors: Tolga Kocakulak , Hamit Solmaz
Published: 2020 , Gazi University Journal of Science Part C: Design and Technology
DOI: 10.29109/gujsc.670564
CITED 12 FAVORITE 0 TOTAL DOWNLOAD COUNT 2976

12

0

2976

Thermodynamic comparison of crank-drive and rhombic-drive mechanisms for a single cylinder spark ignition engine
Authors: Emre Yılmaz , Seyfi Polat , Hamit Solmaz , Fatih Aksoy , Can Çınar
Published: 2019 , Gazi Üniversitesi Mühendislik Mimarlık Fakültesi Dergisi
DOI: 10.17341/gazimmfd.492003
CITED 4 FAVORITE 0 TOTAL DOWNLOAD COUNT 2106

4

0

2106

An Experimental Investigation on The Effects of Waste Olive Oil Biodiesel on Combustion, Engine Performance and Exhaust Emissions
Authors: Ahmet Uyumaz , Fatih Aksoy , Fatih Akay, Şükrü Ayhan Baydır , Hamit Solmaz , Emre Yılmaz , Bilal Aydoğan , Alper Calam
Published: 2019 , International Journal of Automotive Engineering and Technologies
DOI: 10.18245/ijaet.578227
CITED 6 FAVORITE 0 TOTAL DOWNLOAD COUNT 1741

6

0

1741

Modeling of an Electric Vehicle with MATLAB/Simulink
Authors: Ahmet Onur Kıyaklı , Hamit Solmaz
Published: 2018 , International Journal of Automotive Science And Technology
DOI: 10.30939/ijastech..475477
CITED 42 FAVORITE 0 TOTAL DOWNLOAD COUNT 18505

42

0

18505

Emme Havası Giriş Sıcaklığı ve Ön Karışımlı Yakıt Oranının RCCI Yanma Karakteristiklerine ve Motor Performansına Etkileri
Authors: Ahmet Uyumaz , Hamit Solmaz
Published: 2017 , Journal of Polytechnic
DOI: 10.2339/politeknik.339401
CITED 3 FAVORITE 0 TOTAL DOWNLOAD COUNT 2279

3

0

2279

BETA TİPİ RHOMBİC HAREKET MEKANİZMALI BİR STİRLİNG MOTORUNUN TASARIMI VE PERFORMANS TESTLERİ
Authors: Fatih Aksoy , Halit Karabulut , Can Çınar , Hamit Solmaz , Yaşar Önder Özgören , Muhammed Arslan
Published: 2016 , Gazi Üniversitesi Mühendislik Mimarlık Fakültesi Dergisi
DOI: -
CITED 2 FAVORITE 0 TOTAL DOWNLOAD COUNT 4011

2

0

4011

EXAMINATION OF THE EFFECTS OF N-HEPTAN ADDITION TO COTTON METHYL ESTER ON THE ENGINE PERFORMANCE AND COMBUSTION CHARECTERISTICS
Authors: Mehmet Çelik , Hamit Solmaz , H. Serdar Yücesu
Published: 2015 , Gazi Üniversitesi Mühendislik Mimarlık Fakültesi Dergisi
DOI: 10.17341/gummfd.56992
CITED 8 FAVORITE 0 TOTAL DOWNLOAD COUNT 2862

8

0

2862

Drag Coefficient Determination Of A Bus Model Using Reynolds Number Independence
Authors: Hamit Solmaz , Yakup İçingür
Published: 2015 , International Journal of Automotive Engineering and Technologies
DOI: 10.18245/ijaet.52647
CITED 5 FAVORITE 0 TOTAL DOWNLOAD COUNT 2794

5

0

2794

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