OPSI  

 

Erni Suparti,Adhie Tri Wahyudi,Ana Fitrianingsih

UD. TGM is one of SMEs located in Blora, Central of Java. They can produce 60 – 150 pallets of paving block per hour. Based on observations and measurements, the noise level around production machines is above 90 dB and the temperature around UD. TGM reac... see more

Fransiska Hernina Puspitasari,Wilbert Chandra,Parama Kartika Dewa,V Reza Bayu Kurniawan

This paper studies on proposed inventory policy at a well-known pharmacy in Riau Province, Indonesia. Pharmacy X often experiences stockouts, especially during the critical period of the COVID-19 pandemic. These stockouts lead to lost sales. The Q and P i... see more

Lamro Taruna Willman,Tasya Afifah,Menda Natalia Banurea,Ismianti Ismianti

The increasing age of humans leads to reduced strength and muscle mass. Increasing age can also cause a decrease in the function of other organs, such as the urinary tract so that some elderly people have difficulty moving places to urinate and need to us... see more

Hayati Mukti Asih,Salsabila Aulya Rahman,Karisa Usandi,Qaedi Alwafi E. Saputra,Aziza Della Marza

The optimization of route planning is a critical consideration frequently happened in the logistics of product distribution. This study addresses distribution issues, such as long trip distances, which result in high distribution costs. The objective of t... see more

Ratih Setyaningrum,Pitri Nopita Sari

In this modern era, simulation software such as Arena has become a valuable tool for designing, optimizing, and analyzing the flow of supply chains efficiently. The aim of this research is to describe and analyze the flow of waste supply chains using Aren... see more

Heru Agus Santoso,Nur Islahudin,Dewa Kusuma Wijaya

This article explains the design and manufacture of a herbal drink powder crystallization machine at Menik Jaya MSMEs. The problem with this research stems from the large number of defective products produced in the form of herbal powder that is burnt and... see more

Arfandi Ahmad,Yan Herdianzah,Nur Ihwan Safutra,Nurhayati Rauf,Rifki Gamgulu,Taufik Nur

Workload is something that arises due to excessive activity demands. The workload is not proportional to the number of available workers because of the high target of pipe production while the number of workers is lacking so that human resources cannot wo... see more

Annie Purwani,Amalia Yuli Astuti,Titi Wahyuningsih,Muhammad Nizar Ghozali

Waste cooking oil is one of household waste. Waste cooking oil is usually disposed to the sewers or gardens. Utilization of waste cooking oil is by recycling it into a solid soap product. The production of solid soap from waste cooking oil is a solution t... see more

Wahyu Kartika,Apriani Soepardi

The research focuses on optimization of the sizing process parameters for cotton warp yarn material. The sizing process is a crucial step where warp yarn is coated with a starch solution before weaving. The aim is to produce warp yarn with strong weaving ... see more

Yuli Dwi Astanti,Berty Dwi Rahmawati,Ahmad Taufiq Akbar,Alya Pangesti Rysnalendra

The Ministry of Health of the Republic of Indonesia has established standard rules for the quality of outpatient service in hospitals. One indicator of the quality of outpatient services at a hospital is the patient's waiting time to be served either by a... see more