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Journal : International Journal of Renewable Energy Development

Effect of Adding Combustion Air on Emission in a Diesel Dual-Fuel Engine with Crude Palm Oil Biodiesel Compressed Natural Gas Fuels Dori Yuvenda; Bambang Sudarmanta; Arif Wahjudi; Rozy Aini Hirowati
International Journal of Renewable Energy Development Vol 11, No 3 (2022): August 2022
Publisher : Center of Biomass & Renewable Energy, Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/ijred.2022.41275

Abstract

A diesel dual-fuel engine uses two fuels designed to reduce the consumption of fossil fuels. Generally, the specific fuel consumption of diesel dual-fuel engines has increased.  However, in   combination with alternative fuels, namely compressed natural gas injected through air intake, the use of diesel fuel can be reduced. However, using two fuels in a diesel dual-fuel engine increases the equivalent ratio; therefore, the air and fuel mixture becomes richer because the air entering the cylinder during the intake stroke is partially replaced by compressed natural gas. This results in incomplete combustion and increases exhaust emissions, particularly hydrocarbon (HC) and carbon monoxide (CO) emissions. This study aims to improve the combustion process in dual-fuel diesel engines by improving the air-fuel ratio; thus, it can approach the stoichiometric mixture by adding combustion air forcibly to produce complete combustion to reduce CO and HC emissions. An experimental approach using a single-cylinder diesel engine modified into a diesel dual-fuel engine powered by crude palm oil biodiesel and compressed natural gas was adopted. The combustion air was forcibly added to the cylinder using an electric supercharger at different air mass flow rates ranging from 0.007074 to 0.007836 kg/s and different engine loads (1000 to 4000 watts). The results indicated that adding more air to the cylinder could produce complete combustion, reducing the emission levels produced by a diesel dual-fuel engine. An air mass flow rate of 0.007836 kg/s can reduce CO, HC, and particulate matter emissions by averages of 60.55%, 49.63%, and 86.87%, respectively, from the standard diesel dual-fuel engine. Increasing in the amount of oxygen concentration improves the quality of the air-fuel ratio, which results in improved combustion and thereby reducing emissions.
Co-Authors - Primawati Abdu Idham Aditya Kolakoti Agia Kulkarni Preti Ahmad Arif Ahmad Arif Ajib Jihadal Mahmud Al Munawir Alfa Rehan Oktori Rahmadana Alper Calam Alya Khalisa Humaira Anaperta, Yoszi Mingsih Andre Kurniawan Andre Kurniawan Andri Saputra Andri, Rezky Andrizal Andrizal Aprinaldi, Aprinaldi Aqilah Triwulandari Arham, Veri Budiawan Ari Kurniawan Arif Wahjudi Armes, Deya Arwizet Arwizet, Arwizet Arwizet. K Asnil Asnil Aswardi Aswardi Aulia Rahma Azis, Ismail Azka Fauzan Azuan Ahmad Bahrul Amin Bambang Sudarmanta Bambang Sudarmanta Bulkia Rahim Capilayan, Mycel A. Citra Dewi Dedi Setiawan Dedi Setiawan Delima Yanti Sari Dwi Sudarno Putra Eko Indrawan Erizon, Nelvi Erzeddin Alwi Fancer Rumahorbo Faris Afif Fauza, Anna Niska Fido Delfri Tamasya Fikri, Ryan Fitrah Qalbina Fitri Yanti Gusni Sushanti Hanifa, Nurul Hansi Effendi Haq, Syaiful Harmanto, Dani Hasan Maksum Hendra Dani Saputra Hendra Hidayat Hermi Zaswita Hidayattullah, Riezky Husnul Khotimah I Gusti Bagus Wiksuana Ilham Mahyudi Illahi, Ridho Indradewa, Rhian Irzal, Irzal Isra Fitria Jalil, Muhammad Jamaludin Jamaludin Jamaludin Jamaludin Jose da Silva Junil Adri Kelvin Permana Saputra, Dwi Koto, Rahmat Desman Krismadinata Krismadinata Krismadinata Krismadinata, Krismadinata Lidia Cania Putri M Chalid Kurnia M. Chalid Kurnia M. Ilham Anugrah Illahi M. Nasir M. Yasep Setiawan Madihah Mohd Saudi Maidi Saputra Martias Martias Martias Martias Masykur, Masykur Milana Milana Moch. Aziz Kurniawan Muhammad Djoni Bustan Muhammad Kunta Biddinika Muhammad Raihan Muhammad Rifqi Muhibbudin, Muhibbudin Muji Setiyo Muji, Anggarda Muldi Yuhendri Mulianti Mulya Melda Muslim Muslim Mutia Srimaningsi Muzakir Nabilla Nelvi Erizon Nor Azwadi Che Sidik Nurdin Hendri Nurmansyah, Ridho Nuzul Hidayat, Nuzul Nuzul Ikhsan Oki Muraza Olusegun David Samuel Olusegun David Samuel Pribadyo, Pribadyo Primawati Primawati, Primawati Puja Agustin Purwanto, Wawan Purwantono Purwantono Purwantono purwantono purwantono Purwantono, Purwantono Putra, Randi Purnama Putra, Setrihan Rahadian Zainul Rahmadona, Tiwi Rahmat Hidayat Randi Purnama Putra Ray Adhan Brieghtera Refdinal, Refdinal Remon Lapisa Reva Lina Putri Rifdarmon Rifdarmon Rifelino Rifelino Rizal Kurniawan Robert, Julio Ropita Ropita Rozy Aini Hirowati Sabrianto, Jerry Sadri Arjono Septiawan, Dwi Ari Sri Haryati Sri Rizki Putri Primandari Suroto Munahar Tarig Elshaarani Tasyah Tasyah Tiwi Rahmadona Toto Sugiarto Tuessi Ari Purnomo Tymofiiv, Volodymyr Utama, Rizky Indra Wagino Wagino Wagino Wanda Afnison Waskito Waskito Waskito, Waskito Wulansari, Rizky Ema Y, Fadhil Yanto, Doni Tri Putra Yolli Fernanda Yovindra, Difa Yuliardiansyah, Haris Yus Donald Chaniago Zahren, Zahren Zainal Abadi