Article Per Year (5 Year)
p-Index From 2020 - 2025
0.61
P-Index
This Author published in this journals
All Journal Tibuana : Journal of Applied Industrial Engineering Juminten : Jurnal Manajemen Industri dan Teknologi
Hafid Syaifullah
Department Of Industrial Engineering, Faculty Of Engineering, Universitas Pembangunan Nasional Veteran Jawa Timur
Computer Science & IT Control & Systems Engineering Decision Sciences, Operations Research & Management Engineering Materials Science & Nanotechnology

Published : 3 Documents Claim Missing Document
Claim Missing Document
Check
Articles

Found 3 Documents
Search

 1 
Analisa Fluktuasi Bullwhip Effect Dalam Penerapan Metode Distribution Requirement Planning (DRP) di PT. XYZ Dira Ernawati; Hafid Syaifullah
JUMINTEN Vol 3 No 3 (2022): Juminten: Jurnal Manajemen Industri dan Teknologi
Publisher : UPN Veteran Jawa Timur

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33005/juminten.v3i3.414

Abstract

Dalam perdagangan, distributor merupakan pihak yang berperan penting dalam penyaluran barang serta memegang peranan dalam perdagangan karena distributor merupakan perantara antara produsen dan konsumen. PT XYZ merupakan perusahaan yang bergerak dibidang distribusi yang menghadapi masalah yang sering terjadi pada perusahaan ini yaitu ketidaksesuaian stok produk. Penelitian ini bertujuan untuk mengetahui nilai bullwhip effect setelah penerapan metode DRP di PT XYZ. Hasil penelitian ini menemukan bahwa Penerapan metode DRP berpengaruh sangat baik terhadap nilai bullwhip effect yang ada pada PT XYZ. Penerapan metode DRP pada aktifitas distribusi PT XYZ tidak hanya mempermudah perencanaan barang untuk kebutuhan kedepan namun juga merupakan salah satu cara memperbaiki nilai Bullwhip Effect yang terjadi pada perusahaan tersebut.
Assessment of Motor Vehicle Repair Shop Service Quality Perception Using the SERVPERF Model and Lean Service Mega Cattleya PA Islami; Rizqi Novita Sari; Sinta Dewi; Isna Nugraha; Yekti Condro Winursito; Hafid Syaifullah
Tibuana Vol 6 No 1 (2023): Tibuana
Publisher : UNIPA PRESS

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36456/tibuana.6.1.6455.7-11

Abstract

The benchmark for the success of a business or product is to measure the satisfaction of customers who have used or felt the goods or services. The customer's expectations of the function and emotional happiness factors that arise from the use of goods or services are entirely the responsibility of the producer. So that manufacturers need to focus on what attributes must be presented in a product or service to increase customer satisfaction. The decrease in customer interest in providing vehicle service at an automotive company in Sidoarjo is the problem studied in this study, to analyze the level of customer satisfaction and attributes that are priority improvements as recommendations for the company. Data generated from customers is processed and analyzed using the Service Performance (SERVPERF) and Lean Service methods. Based on the results of data processing, it can be concluded that the level of customer satisfaction with service quality is 82.3%, and three service attributes are classified as a top priority and two types of critical waste.
Analysis of Photocopy Service Queue System in “Sustainable Photocopy” Using The FIFO Queue Method Wira Yudha Nuswantoro; Erwan Adi Saputro; Mutiara Mei Susanti; Yekti Condro Winursito; Hafid Syaifullah
Tibuana Vol 6 No 2 (2023): Tibuana
Publisher : UNIPA PRESS

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36456/tibuana.6.2.7406.98-103

Abstract

Photocopying services are services that are always sought by students, students, teachers, lecturers, and even office people for the need to duplicate school assignments, theses, document files, etc. "Sustainable" Photocopy Services are rarely empty of customers. And for a certain time, there are a lot of customers from "Sustainable" Photocopies. With this research, we can find out whether the queuing system at Sustainable Photocopy Services is optimal, and with the analysis of this queuing system by calculating the queuing formula it can be seen the call arrival rate, employee utility level, the average number of customers to be served, the number of customers in the system, the number of customers in the queue, the average time in the queue, the average time in the system, and the probability of waiting.
Co-Authors Dira Ernawati Erwan Adi Saputro Isna Nugraha Mega Cattleya PA Islami Mutiara Mei Susanti Rizqi Novita Sari Sinta Dewi Wira Yudha Nuswantoro Yekti Condro Winursito Yekti Condro Winursito