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CLASSIFICATION OF QUANTITATIVE MODEL SCENARIOS IN A CLOSED-LOOP SUPPLY CHAIN USING UNDERLYING FACTORS AND VARIABLES: A RESEARCH REVIEW Evi Yuliawati; Pratikto Pratikto; Sugiono Sugiono; Oyong Novareza
Journal of Engineering and Management in Industrial System Vol 10, No 1 (2022)
Publisher : Badan Penerbit Jurnal, Faculty of Engineering, Universitas Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21776/10.21776/ub.jemis.2022.010.01.3

Abstract

In a closed-loop supply chain area, the concept of sustainability is one of the primary factors that motivates companies to survive in a dynamic market. The purpose of this paper is to present a literature review of quantitative models in the remanufacturing process, especially mathematical models such as pricing decisions and cost models, reviewed from various scientific journals. Challenges to meet market demands, to boost efficient operational costs, and to increase profits have made researchers interested in deeply exploring this issue. Studies in the reverse supply chain area ensure that the supply process runs effectively and efficiently, meeting a level that is as good as when implementing the forward supply chain. Coordination and collaboration among companies, core acquisition strategy, model character behavior, and reverse channel structure are some characteristics of the quantitative models within the area of a closed-loop supply chain. Mapping was arranged to identify the involvement of research variables (core acquisition cost and remanufactured product price) and factors that were considered in the mathematical model of core acquisition (quantity and quality). Furthermore, the related literature on the issue was analyzed based on the involvement of the considered variables and factors. Finally, future research opportunities are presented as the result of the conducted literature review in this study.
APPLICATION OF TAGUCHI EXPERIMENT FOR THE COMPOSITION OPTIMIZATION OF RAW MATERIAL IN MAKING OF TERRAZO CHAIR Oyong Novareza
Journal of Environmental Engineering and Sustainable Technology Vol 4, No 2 (2017)
Publisher : Lembaga Penelitian dan Pengabdian kepada Masyarakat Universitas Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (784.2 KB) | DOI: 10.21776/ub.jeest.2017.004.02.6

Abstract

Sentra Sanitair Karang Besuki is one of the Small Medium Enterprises that develops in Malang city. One of the products that become observations object in this research is the terrazzo materials seat. One of the problems is the absence of raw material composition standard used for producing terrazzo materials seat. To determine the raw material composition standard, experiment is done using taguchi method. Based on the reference, compression strength should be at least comply with the standard rules by the Indonesian reinforced concrete regulation (pbi 1971 n.i.-2) that is 2nd grade of concrete with k175 standard. There are four factors that considered has impact on the compression strength of terazzo material seat, that is cement, crushed rocks, grit, and mill. The orthogonal array design used in this experiment is L9 (34). The optimal setting obtained from this experiments is 3rd level for A factor (cement: 30%), 2nd level for B factor (Crushed rocks: 22.5 %), 1st level for C factor (grit: 37.5%), and 3rd level for D factor (mill: 10%). The confident interval obtained in this taguchi experiment is 177.24+2.61 for the average value and 32.41+3.71 for the variance (SNR). While the confidence interval in the confirmatory experiments is 165.9+15.65 for the average value and 34.48+4.03 for the variance (SNR). So it is concluded that the optimal setting level of the terrazzo materials seats is acceptable because the confident interval of the confirmatory experiment is still in the optimal interval results.
Pengaruh Geometri Pahat Variabel Helix Angle Pada Parameter Mesin Cnc Milling Vertikal Berbasis Mikrokontroler Terhadap Nilai Getaran Chatter Festo Andre Hardinsi; Oyong Novareza; Achmad As’ad Sonief
JAMI: Jurnal Ahli Muda Indonesia Vol. 1 No. 2 (2020): Desember 2020
Publisher : Akademi Komunitas Negeri Putra Sang Fajar Blitar

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.46510/jami.v1i2.31

Abstract

Abstrak Objektif. Getaran yang sering terjadi pada pengerjaan proses produksi menggunakan permesinan CNC milling merupakan hal yang sangat penting untuk diperhitungkan. Getaran ini dapat menyebabkan perubahan dimensi dan mempengaruhi tingkat kualitas benda kerja yang dihasilkan, sehingga efek getaran chatter atau self-excited vibration pada proses pengerjaan produksi menjadi masalah utama dalam proses permesinan milling. Nilai getaran chatter ditentukan menggunakan grafik SLD secara ekperimental untuk mengetahui batas antara chatter free dan chatter occurs. Material and Metode. Material yang digunakan dalam penelitian ini adalah Stanless steel 304, dengan menggunakan sensor MPU 6050 yang terhubung pada mikrokontroler Arduino Uno menggunakan software LabVIEW 2019 student edition yang digunakan untuk mengidentifikasi nilai acceleration getaran chatter. Besar nilai acceleration diukur menggunakan FFT menggunakan software DIAdem 2019 student. Metode yang digunakan dalam penelitian ini adalah dalam bentuk eksperimental, dengan geometri pahat Variabel Helix Angle (VHA) 2 variasi sudut yaitu 40/42 (Derajat), Spindel Speed sebesar 2000,2500,3000 (RPM) , Axial Depth Of Cut sebesar 0.5, 1.0, 1.5 (mm), dan Feed Rate sebesar 100, 125 dan 150 (mm/s). Hasil. Hasil pada Grafik Stability Lobe Diagram yang didapatkan pada proses permesinan slot milling menggunakan pahat variable helix angle 40/42 derajat dengan feed rate 150 mm/mnt memiliki chatter free yang lebih tinggi dibandingkan dengan feed rate 100 dan 125 mm/mnt. Kesimpulan. Dari hasil yang didapatkan bahwa semakin tinggi nilai feed rate maka nilai acceleration getaran chatter semakin rendah. Untuk pengembangan dalam penelitian selanjutkan maka perlu dilakukan pemilihan parameter geometri pahat dengan variasi 3 sudut mata pahat untuk mengetahui nilai getaran chatter yang signifikan. Abstrack Objective.Vibration that often occurs in the production process using CNC milling is very important to be taken into account. This is vibration can cause dimensional changes and affect the level of quality of the workpiece produced. Therefore, effect of chatter vibration or self-excited vibration on production process becomes a major problem in the milling machining process. Chatter vibration values ​​can be determined using experimental SLD for determine boundary between free chatter and chatter occur. Materials and Methods .The material used in this study is stanless steel 304, using the MPU 6050 sensor connected to Arduino Uno mikrokontroler using LabVIEW 2019 student edition software that is used to identify chatter vibration acceleration. Acceleration is measured using FFT using 2019 student DIAdem software. The method used is experimental, geometry Variable Helix Angle 2 angular 40/42 (Degrees), Spindel Speed ​​of 2000,2500,3000 (RPM), Axial Depth Of Cut of 0.5, 1.0, 1.5 (mm), and Feed Rate of 100, 125 and 150 (mm / s). Results. Results in the Graph Lobe Stability Diagram obtained in slot milling machining process using a variable helix angle of 40/42 degrees with feed rate of 150 mm / min have higher chatter free compared to feed rates of 100 and 125 mm / min. Conclusion. The results show that higher the value of feed rate, chatter vibration acceleration value is lower. For further development in research, it is necessary to select tool geometry parameters with variations of 3 tool eye angle to determine chatter vibration significant
ANALISIS KESESUAIAN PERSYARATAN GOOD MANUFACTURING PRACTICES (GMP) DAN WORK IMPROVEMENT IN SMALL ENTERPRISE (WISE) PADA INDUSTRI TAHU Valencya Leany Haryanto; Oyong Novareza
Jurnal Rekayasa dan Manajemen Sistem Industri Vol 10, No 4 (2022)
Publisher : Program Studi Teknik Industri Fakultas Teknik Universitas Brawijaya

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Jika membutuhkan abstrak atau isi jurnal silahkan menghubungi author melalui e-mailvalencyaharyantoo@gmail.com atau novareza15@ub.ac.id Dipublikasikan tanggal: 01 Juli 2022
EVALUASI PRODUKTIVITAS MENGGUNAKAN ANALYTICAL HIERARCHY PROCESS (AHP) DAN OBJECTIVE MATRIX (OMAX) DI DEPARTEMEN PRODUKSI UNIT 1 PT INDIRATEX SPINDO Sarah Fatiyah; Oyong Novareza; Sri Widiyawati
Jurnal Rekayasa dan Manajemen Sistem Industri Vol 10, No 7 (2022)
Publisher : Program Studi Teknik Industri Fakultas Teknik Universitas Brawijaya

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Jika membutuhkan abstrak atau isi jurnal silahkan menghubungi author melalui e-mail sarahfatiyah@student.ub.ac.id, novareza15@ub.ac.id, atau uwid_widyawati@ub.ac.id Dipublikasikan tanggal: 03 Agustus 2022
INTEGRASI SERVQUAL DAN QFD UNTUK MENINGKATKAN KUALITAS PELAYANAN PELANGGAN Vindy Triana Putri; Oyong Novareza; Lalu Tri Wijaya Nata Kusuma
Jurnal Rekayasa dan Manajemen Sistem Industri Vol 10, No 6 (2022)
Publisher : Program Studi Teknik Industri Fakultas Teknik Universitas Brawijaya

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Jika membutuhkan abstrak atau isi jurnal silahkan menghubungi author melalui e-mail vindytriana@gmail.com, novareza15@ub.ac.id, atau eltriwijaya@ub.ac.id Dipublikasikan tanggal: 03 Agustus 2022
IMPLEMENTASI LEAN MANUFACTURING MENGGUNAKAN VALUE STREAM MAPPING UNTUK PRODUKTIVITAS PADA PT KEONG NUSANTARA ABADI Attariq Hafidz Ramadhani; Oyong Novareza; Sri Widiyawati
Jurnal Rekayasa dan Manajemen Sistem Industri Vol. 10 No. 8 (2022):
Publisher : Program Studi Teknik Industri Fakultas Teknik Universitas Brawijaya

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Jika membutuhkan abstrak atau isi jurnal silakan menghubungi author melalui email attariqhafidzr@student.ub.ac.id, novareza15@ub.ac.id, atau uwid_widyawati@ub.ac.id Dipublikasikan tanggal: 8 November 2022
IDENTIFIKASI WASTE MENGGUNAKAN WASTE ASSESSMENT MODEL UNTUK PERBAIKAN PROSES FILLING PADA PT AMIDIS TIRTA MULIA Agustinus Michael Hartanto; Oyong Novareza; Dwi Hadi Sulistyarini
Jurnal Rekayasa dan Manajemen Sistem Industri Vol. 10 No. 8 (2022):
Publisher : Program Studi Teknik Industri Fakultas Teknik Universitas Brawijaya

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Jika membutuhkan abstrak atau isi jurnal silahkan menghubungi author melalui email agustinusmich@student.ub.ac.id, novareza15@ub.ac.id, atau dwihadi@ub.ac.id Dipublikasikan tanggal: 14 November 2022
PENERAPAN SIX SIGMA UNTUK MENGURANGI CACAT PRODUK RUBBER SEAL PT TOYO SEAL INDONESIA Gestano Rio Hutama Putera; Oyong Novareza; Oke Oktavianty
Jurnal Rekayasa dan Manajemen Sistem Industri Vol. 10 No. 7 (2022)
Publisher : Program Studi Teknik Industri Fakultas Teknik Universitas Brawijaya

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Jika membutuhkan abstrak atau isi jurnal silakan menghubungi author melalui email gestanorio.gr@gmail.com atau novareza15@ub.ac.id Dipublikasikan tanggal: 3 Januari 2023
ANALISIS PERENCANAAN SISTEM PENGENDALIAN KUALITAS PADA PRODUKSI MESIN SUSPEED BERDASARKAN METODE FAILURE MODES, EFFECTS, AND CRITICALITY ANALYSIS (FMECA) (STUDI KASUS : PT BRAWIJAYA SMART INDUSTRI) Muhammad Putra Nurdiansyah; Oke Oktavianty; Oyong Novareza
Jurnal Rekayasa dan Manajemen Sistem Industri Vol. 11 No. 1 (2023):
Publisher : Program Studi Teknik Industri Fakultas Teknik Universitas Brawijaya

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Jika membutuhkan abstrak atau isi jurnal silakan menghubungi author melalui email putra_nu@student.ub.ac.id,okemn7@ub.ac.id, atau novareza15@ub.ac.id Dipublikasikan tanggal: 08Januari 2023
Co-Authors Abriani, Dea Prilia Achmad As’ad Sonief Adila, Zantia Philar Adjie, Bayu Purwo Adrian, Philip Afifatullaili, Saptarina Nur Afinda, Tatri Fajar Agustina Eunike Agustinus Michael Hartanto Ahmad Taufiq Nashrul Huda Alvin Muhammad ‘Ainul Yaqin Amalia, Meidina Rizky Amanda Safiranisa Ambarwati, Herna Kartika Amelia, Mauli Rizki Andari, Sinta Dahlia Andreas, Andreas Anggi Prasetyanti Bramantia, Anggi Prasetyanti Annisa Carina, Annisa Anwar, Saiful Arif Rahman Arif Rohman Syamsiar, Arif Rohman Arina Isabela Cahyani Attariq Hafidz Ramadhani Aulia, Iqlima Tristy Aulia, Ratri Sinatrya Azlia, Wifqi Azmi, Ahmad Ulul Bagus Prasetyo Basuki, Revardy Al Risyad Budi Santoso, Purnomo Bunga Erisa Deni Ceria Farela Mada Tantrika Chaira, Nurul Umi Chamzie, Muhammad Andika Fahrie Charel, Nicolas Leo Dores Charina, Asfrida Chindy Elsanna Revadi Chindy Elsanna Revadi, Chindy Elsanna Cindy Revitasari, Cindy Danny Prasetya Hartono, Danny Prasetya Darmadi, Djarot Bangun Dasrul, Alvin Rizki Debrina Puspita Andriani Denna, Maria Desi, Monica Natalia Dewi Hardiningtyas Dian Sukoco, Allen Denisyola Diar Nuru Dini, Diar Nuru Dirgantara, Gatut Divara, Arnez Morenno Driyantoro, Mohamad Afif Dwi Hadi Sulistyarini Dwi Sulistyarini, Dwi Erliya Yunita, Erliya Erza Rizky Fathony, Erza Rizky Evana, Nadya Evi Yuliawati Faisal Rahman, Faisal Fanani, Angga Akbar Faturrahman, Anandito Muhammad Festo Andre Hardinsi Firsada, M. Ivan Firta, Daniar Fitria Rumbay, Fitria Fitriani, Dewi Widihandari Gestano Rio Hutama Putera Gita, Sherenia Yuanggra Gunari, Sinar Pratama Gurning, Cicilia Apriana Gustafianto, Ghufron Habriantama, Mahendra Haidar Luthfi Syaifudin, Haidar Luthfi Hapsari, Amalia Kurnia Hardinsi, Festo Andre Hazim, Satria Achmad Hendrastati, Chintya Pralampita Hidayat, Ario Prakoso Hidayatullah, M. Afif Hilmy, Raihan Husaini , Fachri Husnita, Amanda Ihram Rachmansyah, Ihram Ihwan Hamdala Ishardita Pambudi Tama Iswara, Fanda Eka Predia Ivandiaz, Ivandiaz Ivo Dewi Anggraini, Ivo Dewi Izzaturoby, Muhammad Hawary Jamhari, Mohammad Ikhwan Janah, Anisa Nuril Jingga, Senja Sang Kesuma Putri, Indah Ariesanti Khoufi As, Faisol Kurniawan, Herlangga Kurniawan, Roby Lalu Tri Wijaya Nata Kusuma Lilis Yuliati Lodimeda Kini Mafaza, Salsabila Indana Mahaputri, Alfa Izma Mahesa, Krisna Angger Martin, Samuel Marudut Sirait Maulana Abdul Hafish, Maulana Abdul Maulida, Nasti Meilitasari, Saftyanti Ayu Mirsha Ulfatul Haqni, Mirsha Ulfatul Mochamad Choiri Mochamad Triatmoko Alih Suryana, Mochamad Triatmoko Alih Mohamad Izmet, Mohamad Mohamad, Effendi Bin Muhammad Putra Nurdiansyah Muhammad, Rizky Nabila, Asyfa Nahara, Tara Aldania Nasir Widha Setyanto Nehemia Hendry Setiawan, Nehemia Hendry Niken Trisnawati Niken Trisnawati, Niken Nindya Sari Hardyani, Nindya Sari Ningrum, Nur Afia Tri Nirmalasari, Petty Chynthya Nur'aini, Shintya Dwi Nur, Bastian Zamroni Nurhuda, Dwi Septa Oke Oktavianty Oktavianty, Oke Pamungkas, Catur Satrio Pamungkas, Syah Rizal Pangesti, Rahayu Eka Pasca Maulida Nur Rahma, Pasca Maulida Nur Pradikta, Bryan Reyvendra Prakoso, Teddy Aditya Prastuti, Nugky Dyah Pratama, Septiawan Pambudi Pratikto, Pratikto Pratiwi, Sindi Eka Pribadi, Dhimas Tegar Pangukuhing Puji Wahyuning Wibowo, Puji Wahyuning Purnami Purnami Purnomo Budi Santoso Purnomo, Nabilla Fitra Purwa, Haby Puspitasari, Mita Puspo Rini, Dena Lukmala Dewi Putra, Satya Gyte Aldina Putri Wahyuning Jati, Putri Wahyuning Putri, Meisya Tiara Putro, Wisnu Wijayanto Putro, Wisnu Wijayanto Rachmansyah, Ihram Rahman, Arif Rahmatullah, Madani Rahmawati, Siti Rahmi Yuniarti Rakhmat Himawan Ramadhan, Zulfikar Muhammad Rasyidah Arifi, Rasyidah Ratih Ardia Sari Ratih Utaminingtyas Remba Yanuar Efranto Rio Prasetyo Lukodono Riyandhanu, Muhammad Rizaldi, Nizar Prama Rochmana, Siswanto Indra Rochmana, Siswanto Indra Ryan Fardian, Ryan Sakinah, Nurus Sanjaya, Roy Sarah Fatiyah Sari, Etania Desy Anjar Sentosa, Bryan Febby Septian Rizky Hidayat, Septian Rizky Sherenia Yuanggra Gita Sherva Rafsanjani, Sherva Shodiq Handoko, Shodiq Sidabutar, Sofan Mardiri Singarimbun, Cesilia Putri Sirait, Reinhard Sonief, Achmad As’ad Sonief, Achmad As’ad Sri Widiyawati Sri Widiyawati Sugiatno, Aprillis Nindy Sugiono Sugiono Sugiono Sugiono Sugiono, Sugiono Sulistijo, Apta Hadyan Suluh Elman Swara Tantri Dwi Wulandari, Tantri Dwi Thirafi, Ahmad Audrey Tuhfah, Riesa Aliya Udin, Misbach Utami, Widya Rahayu Utari, Selli Tri Valencya Leany Haryanto Verly Ardhi Andarta, Verly Ardhi Vindy Triana Putri Wardani, Anggraini Wisnu Wardhani, Angelia Kusuma Wardhani, Angelia Kusuma Waro, Nazilatul Azmil Wicaksono, Adib Wicaksono, Rhesa Haryo Wiradmoko, Randy Wishnu Raynar, Wishnu Yazim, Rahmat Young, Michael Zefry Darmawan Zefry Darmawan