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PERANCANGAN PENJADWALAN PREVENTIVE MAINTENANCE PADA PT. ARTHA PRIMA SUKSES MAKMUR Praharsi, Yugowati; Sriwana, Iphov Kumala; Sari, Dewi Maya
Jurnal Ilmiah Teknik Industri Vol. 14, No. 1, Juni 2015
Publisher : Universitas Muhammadiyah Surakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

PT. Artha Prima Sukses Makmur memiliki lima mesin dalam menjalankan kegiatan produksi sol sepatu yang berlangsung 24 jam setiap hari, sehingga kegiatan perawatan dan pemeliharaan perlu dilakukan dengan baik dan dijadwalkan agar tidak mengganggu kegiatan produksi yang sedang berlangsung. Kerusakan mesin saat ini masih terhitung tinggi dan memerlukan waktu perbaikan yang cukup lama. Perancangan penjadwalan  maintenancediperlukan untuk mengurangi downtime pada mesin, sehingga tidak menghambat dan mengganggu jadwal produksi. Penjadwalan yang diusulkan adalah preventive maintenance dengan metode age replacement. Berdasarkan prinsip Pareto terdapat dua mesin kritis dari lima mesin yang ada.Hasil perhitungan dari data kerusakan mesin sebelumnya diketahui, jika dilakukan preventive maintenance downtime akan berkurang sebanyak 2.85%, dan terjadi penghematan sebesar 38%.
PERANCANGAN PENJADWALAN PREVENTIVE MAINTENANCE PADA PT. ARTHA PRIMA SUKSES MAKMUR Praharsi, Yugowati; Sriwana, Iphov Kumala; Sari, Dewi Maya
Jurnal Ilmiah Teknik Industri Vol. 14, No. 1, Juni 2015
Publisher : Universitas Muhammadiyah Surakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23917/jiti.v14i1.624

Abstract

PT. Artha Prima Sukses Makmur memiliki lima mesin dalam menjalankan kegiatan produksi sol sepatu yang berlangsung 24 jam setiap hari, sehingga kegiatan perawatan dan pemeliharaan perlu dilakukan dengan baik dan dijadwalkan agar tidak mengganggu kegiatan produksi yang sedang berlangsung. Kerusakan mesin saat ini masih terhitung tinggi dan memerlukan waktu perbaikan yang cukup lama. Perancangan penjadwalan  maintenancediperlukan untuk mengurangi downtime pada mesin, sehingga tidak menghambat dan mengganggu jadwal produksi. Penjadwalan yang diusulkan adalah preventive maintenance dengan metode age replacement. Berdasarkan prinsip Pareto terdapat dua mesin kritis dari lima mesin yang ada.Hasil perhitungan dari data kerusakan mesin sebelumnya diketahui, jika dilakukan preventive maintenance downtime akan berkurang sebanyak 2.85%, dan terjadi penghematan sebesar 38%.
An Innovative Heuristic in Multi-Item Replenishment Problem for One Warehouse and N Retailers Praharsi, Yugowati; Nataliani, Yessica; Wee, Hui-Ming
Jurnal Teknik Industri Vol 16, No 1 (2014): JUNE 2014
Publisher : Institute of Research and Community Outreach - Petra Christian University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (458.687 KB) | DOI: 10.9744/jti.16.1.1-8

Abstract

Joint replenishment problem (JRP) is a type of inventory model which aims to minimize the total inventory cost consisting of major ordering cost, minor ordering cost and inventory holding cost. Different from previous papers, this study considers one warehouse, multi items and N retailers. An innovative heuristic approach is developed to solve the problem. In this paper, we consider a multi echelon inventory system and seek to find a balance between the order cost and the inventory holding costs at each installation. The computational results show that the innovative heuristic provides a near exact optimal solution, but is more efficient in terms of the computational time and the iteration number.
ANALISIS KUALITAS LAYANAN PENGUSAHA PENGURUSAN JASA KEPABEANAN (PPJK) PADA PERUSAHAAN FREIGHT FORWARDING MENGGUNAKAN SERVICE QUALITY (SERVQUAL) Naura, Rifda Tsabita; Praharsi, Yugowati; Bawole, Alfred
Jurnal Ilmiah Teknik Industri Vol. 12 No. 1 (2024): Jurnal Ilmiah Teknik Industri : Jurnal Keilmuan Teknik dan Manajemen Industri
Publisher : Program Studi Teknik Industri, Fakultas Teknik Universitas Tarumanagara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24912/jitiuntar.v12i1.27527

Abstract

The increasing trend in import-export activities demands optimal service, especially in customs clearance. Exporters and importers who cannot manage these processes can delegate authority to Customs Clearance and Forwarding Service Providers (PPJK). Company data reveals that the number of Sea Freight service users as exporters from January to December 2022 is higher than the number of service users employing PPJK. The research aims to analyze the quality of PPJK services in Freight Forwarding companies to provide services aligned with customer expectations. This study employs questionnaires and the Service Quality (Servqual) method to assess customer satisfaction, Importance Performance Analysis (IPA) to gauge company service quality, and Potential Gain in Customer Value (PGCV) to prioritize improvements. The Servqual results indicate that 33 attributes show negative gap values, indicating customer dissatisfaction, while 5 attributes exhibit positive ones. The IPA matrix results depict 7 attributes in quadrant I, representing low service quality performance but high customer expectations. The PGCV analysis prioritizes improvement in attributes U3, T1, U1, RS3, A4, CC1, and S3. The recommended improvements for the company include organizing customer gatherings, developing a web-based application, enhancing communication, providing problem-solving assistance, increasing staffing, delivering explanations in simple language, and strengthening monitoring processes.