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Journal : Otopro

PEMODELAN DINAMIKA FLUIDA PADA FUEL INJECTOR MOTOR BENSIN 4 LANGKAH Khambali, Khambali; Fadhilah, Intan; Hartono, Moh; Farida, Nike Nur
Otopro Vol 20 No 2 Mei 2025
Publisher : Universitas Negeri Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/otopro.v20n2.p38-43

Abstract

This study aims to model fluid dynamics in the fuel injector of a four-stroke gasoline engine, with a focus on the relationship between fluid pressure and flow rate. The size of the fuel droplet is a key factor that affects combustion efficiency. Droplet size can be controlled through the regulation of injection speed and pressure. In this study, data on injection speed and pressure were collected using an injector tester, injector plunger, and fuel pump tester pressure gauge. The data show that at a higher injection speed (80 m/s), the fuel droplet diameter decreases more rapidly, producing smaller droplets and enhancing combustion efficiency. A similar pattern was observed at higher injection pressures (50 bar), where the droplets atomized more quickly, allowing for a more homogeneous air-fuel mixture. The results illustrate that both higher injection speed and pressure support a more efficient atomization process, reduce emissions, and improve engine efficiency. This study concludes that proper regulation of injection speed and pressure is crucial to optimize engine performance and reduce exhaust emissions. The findings can be used to design more efficient fuel injection systems and provide recommendations for the development of future injection technologies
Co-Authors 10030220020, Ananda Diva Maharani Aan Hasanah Abdul Wahab Rosyidi Aceng Rahmat Aceng Rahmat, Aceng Ach Romadhon Adella Putri Auliah Hapsari Adella Putri Auliah Hapsari Aep Saepudin Afifa Katerina Juliadita Agus Kharmayana Rubaya Agus Setiawan Aida Fitria Rafiah Aini Ahmad Aini, Fica Aida Nadhifatul Alauddin, Falih Alvy Shafina Sundusin Amalia, Zakiyah Ananto, Pradevi Milafitri Farista Andang Prasetya Andewi Suhartini, Andewi Angga Nurdianto Ardhiana, Nuriska Dwi Rinasifa Arifin, Bambang Samsul Astuti Setiyani Asvinatin Choiriyah Auliya Nisa Laela Rabi AYU PERTIWI Bambang Hadi Sugito Barnabas, Raden Ahmad Budi Yulianto Chakam Failasuf Chandra Pratama Chatarina Umbul Wahyuni Choirun, Mochamad Dana Aprilia Darjati Darjati . Darjati, Darjati Dedi Kurniawan Demes Nurmayanti Dessy Arna, Yessy Devy, Ayu Puspita Dewi Lia Listyawati Dewi Mulyani Dinar Nur Inten Dinda Dwi Firmansyah Dzahabiyyah Dwi Putri Ridayanti Edi, Imam Sarwo Edza Aria Wikurendra Eko Yudiyanto Endarini, Lully Hani Endarko Endarko Erhamwilda Erna Triastuti Estim, Abentin Etik Puspitasari, Etik Evi Yunita N Fahma Tanzila Lahudin Faqih, Achmad Farida Aisyah NB Farida, Nike Nur Fatmalia, Nabila Ferdiansyah, Fariztyo Yusuf Ferry K Ferry Kriswandana Ferry Kriswandana Firmansyah, Hilmi Iman Firmansyah Fitri Ros Santi Fitria Ade Alfira Hadi Suryono Hartono, Moh Helmi Aziz Hermiyanti, Pratiwi Heru Santoso Wahito Nugroho Heru Subaris Kasjono Heru Subaris Kasjono Hilmi Yumni Iftitah, Berliana Ikhlas, Ikhlas Ilmiyatul Asroriyah Imam Asrori Imam Thohari Imam Thohari Inda Rusdia Sofiani Indah Lestari, Indah Intan Fadhilah, Intan Intan Noer Auliah Intan Putri Rachmawati Ira Puspita Sari Irwan Sulistio Isfentiani, Dina Isyanto Isyanto Iva Rustanti Eri Wardojo Jayawarsa, A.A. Ketut Jessika Juan Pramudita John Peterson Myers Juliana Christyaningsih Kartika Diyah Rachmawati Kiaonarni OW Koerniasari . Komala, Ela Krisdiyanta Krisdiyanta Laila Muzdalifatul A Lembunai Tat Alberta Lembunai Tat Alberta, Lembunai Tat Listiyono, Listiyono Mahmud Mahmud Mahmud Yunus Malik Saefudin Maramis Puji Darma Marlik Masruroh, Imas Milanti Nadia Fitri Mohamad Erihadiana, Mohamad Mohamad Jaenudin, Mohamad Mohammad Sarip Mohammed Alghali Khalil Yusuf Monasari, Ratna Muhammad Amin Muhammad Kamal Bin Abdul Hakim Mujayanto Mujiyono Mumu, Mumu Mutiarawati, Diah Titik N. S. Widodo Narwati Narwati Narwati Narwati noval hendy kurniawan Nur Ali nur haidah Nur Hatijah Nur Kasan, Nur Nurhadi Nurhasanah Nurhasanah Nurifa Handayani Nurmawati Nurmawati Nurul Afrianti, Nurul Octavia Nur Laila Ovie Lutfiyah Putri Pengge, Nuning Marina Pratama, Argiansyah Bayu Prayudhy Yushananta Puspitadewi, Teresia Retna Putra, Agus Dwi Putri Arida Ipmawati, Putri Arida Putri Delia Aryagita Putri Nur Rohmah Putri Nur Rohmah Rachmania Rachmaniyah Rafif, Ahmad Rasyadan Rahayu, Teta Puji Rahayuningsih, Christ Kartika Rahmani, Nur Maulidah Dina Ratu Iqlima Ghasanni Retno Purwani Setyaningrum Retno Sasongkowati Riang Andeko Rina Yuliarti Riskitasari, Septyana Rizki Priya Pratama, Rizki Priya Rohmah, Salsa Maulida Rokhmalia, Fitri Rosyid, Muhammad Agus Ainur Ruslina Yulaika Rusmiati Rusmiati Rusmiati Rustam Aji Ruswandi, Uus Safitri Praneliani Sahabat Sutanto Salsabila Ro'iqoh Sari Cahayaningtyas, Afifah Kartika Sari, Ernita Sarip, Mohammad Setiawan Setiawan Setiawan . Shafruddin Tajuddin Sherawali Siagian, Hotmaida Siti Aisyah Siti Alfiah Siti Annisah Nur Saidah Siti Duratun Nasiqiati Rosady Siti Fanisya Afifah Siti Jubaidah, Siti Sri Anggraeni Subandi Subandi Sukiran Al Jauhari Suliati Sulikah Sulikah Sulistio, Irwan Sumasto, Hery Sumiyarsono, Elmi Sunarto Sunarto Suparji Suparji Supiana, Supiana Suryanto Susilo, Sugeng Hadi Sutaman, Sutaman Suwantiningsih, Suwantiningsih Syahputra, Ekasakti Hergi Ta Wee, Seow Talifatim Machfuroh, Talifatim Tamami, Azkia Taufik Anwar Tedi Priatna Tiyo Eka N S Umi Rahayu Umi Rahayu Vebrina Arvianti Viyus, Vinan Wahyudin, Fadly Haries Wijaya Kusuma, Taswa winarko, winarko Winarko, Winarko Wisnu Istanto Yumna Rasyid Yuniarto Agus Winoko, Yuniarto Agus Yusianti Silviani Zainal Rafli Zakiah, Qiqi Yuliati Zikri, Lathifa Amalia