Jti Undip Jurnal Teknik Industri最新文献

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PENGEMBANGAN SISTEM EVALUASI PERFORMANSI PEGAWAI PADA PERUSAHAAN JASA OUTSOURCING 外包服务公司员工绩效评估系统开发
Jti Undip Jurnal Teknik Industri Pub Date : 2023-10-18 DOI: 10.14710/jati.18.3.171-181
Nia Budi Puspitasari, Reihan Damario Alfarel, Aries Susanty
{"title":"PENGEMBANGAN SISTEM EVALUASI PERFORMANSI PEGAWAI PADA PERUSAHAAN JASA OUTSOURCING","authors":"Nia Budi Puspitasari, Reihan Damario Alfarel, Aries Susanty","doi":"10.14710/jati.18.3.171-181","DOIUrl":"https://doi.org/10.14710/jati.18.3.171-181","url":null,"abstract":"Penilaian performansi bertujuan untuk mengembangkan potensi, kepuasan kerja, dan komitmen pegawai terhadap organisasi. Nilai dan budaya organisasi adalah aspek yang perlu diintegrasikan dengan proses penilaian performansi yang berorientasi pada pengembangan pegawai. PT. XYZ merupakan perusahaan yang bergerak di bidang jasa outsourcing yang memiliki pegawai outsource yang melebihi 1.000 orang. Dalam pelaksanaan kegiatan penilaian performansi pegawai Head Office (HO) PT. XYZ masih menggunakan sistem penilaian searah dan tertutup, selain itu belum ada evaluasi maupun feedback yang diberikan dari hasil penilaian yang dilakukan. Pegawai merasa program pengembangan & pembelajaran, sistem penilaian, dan penghargaan masih belum sesuai dengan ekspektasi. Hal ini berdampak pada kepuasan pegawai dan menjadi salah satu latar belakang meningkatnya angka turn over pegawai pada tahun 2021. Penelitian ini membahas tentang sistem penilaian performansi pegawai HO sebagai upaya awal meningkatkan kepuasan pegawai dan merangsang peningkatan performa. Fuzzy AHP dengan metode penilaian 360 Degree feedback digunakan untuk menyelesaikan permasalahan terhadap kesubjektifan penilaian. Metode penilaian yang digunakan diintegrasikan dengan nilai dan budaya perusahaan. Berdasarkan perhitungan fuzzy AHP dimensi dengan bobot tertinggi adalah performansi tugas 0,595, performansi adaptif 0,205, performansi kontekstual 0,144, dan perilaku kerja kontraproduktif 0,056. Hasil penilaian kemudian digunakan untuk proses perhitungan pemberian insentif. Abstract[Development of Employee Performance Appraisal System in Outsourcing Service Companies] Performance appraisal aims to develop employee potential, job satisfaction, and commitment to the organization. Organizational values and culture are aspects that need to be integrated with a performance appraisal process that is oriented toward employee development. PT. XYZ is a company engaged in outsourcing services with more than 1,000 outsourced employees. In carrying out employee performance appraisal activities at the Head Office (HO) of PT. XYZ still uses a unidirectional and closed scoring system, apart from that there has been no evaluation or feedback given from the results of the assessment. Employees feel that development & learning programs, assessment systems, and awards are still not in line with expectations. This has an impact on employee satisfaction and is one of the reasons for increasing employee turnover rates in 2021. This research discusses the HO employee performance appraisal system as an initial effort to increase employee satisfaction and stimulate increased performance. Fuzzy AHP with a 360 Degree feedback assessment method is used to solve problems regarding the subjectivity of the assessment. The valuation method used is integrated with the company's values and culture. Based on the AHP fuzzy calculation, the dimension with the highest weight is task performance 0.595, adaptive performance 0.205, contextua","PeriodicalId":31315,"journal":{"name":"Jti Undip Jurnal Teknik Industri","volume":"75 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-10-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135823194","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
ANALISIS INDIKATOR EYE TRACKING UNTUK MENDETEKSI KEWASPADAAN YANG DIPENGARUHI PEMBATASAN DURASI TIDUR DAN WAKTU PEMERIKSAAN 跟踪指标分析,以检测受睡眠时间限制和检查时间影响的警觉
Jti Undip Jurnal Teknik Industri Pub Date : 2023-10-17 DOI: 10.14710/jati.18.3.160-170
Thedy Yogasara, Rosi Filia Kristina Sidabutar, Daniel Siswanto, Yansen Theopilus
{"title":"ANALISIS INDIKATOR EYE TRACKING UNTUK MENDETEKSI KEWASPADAAN YANG DIPENGARUHI PEMBATASAN DURASI TIDUR DAN WAKTU PEMERIKSAAN","authors":"Thedy Yogasara, Rosi Filia Kristina Sidabutar, Daniel Siswanto, Yansen Theopilus","doi":"10.14710/jati.18.3.160-170","DOIUrl":"https://doi.org/10.14710/jati.18.3.160-170","url":null,"abstract":"Eye tracking (ET) banyak digunakan untuk mendeteksi perubahan okular, namun belum banyak penelitian yang menganalisis kemampuan indikator ET dalam mendeteksi kewaspadaan. Padahal indikator okular banyak dikaitkan dengan kelelahan yang dapat menurunkan kewaspadaan. Penelitian ini bertujuan menentukan indikator ET yang dapat mendeteksi kewaspadaan pada pembatasan durasi tidur dan waktu pemeriksaan. Penelitian melibatkan 28 pria yang diminta melakukan inspeksi cacat (scratch, dirt, missing part, dan poor assembly) pada 50 senter sambil dilakukan pengukuran Psychomotor Vigilance Task (PVT) dan indikator ET. Durasi tidur dibatasi 4 dan 8 jam, serta waktu pemeriksaan terdiri dari waktu yang dibatasi dan tidak dibatasi. Variabel terikat adalah mean RT (reaction time), % minor lapses, dan mean 1/RT dari PVT. Dari ET diukur durasi fiksasi, diameter pupil, jumlah sakadik, dan kecepatan sakadik. Hasil eksperimen diolah dengan Two-way Repeated Measures ANOVA dan Pearson Correlation. Hasil ANOVA dengan signifikansi α=0,05 menunjukkan terdapat pengaruh durasi tidur terhadap mean RT, % minor lapses, dan mean 1/RT. Sedangkan waktu pemeriksaan berpengaruh terhadap durasi fiksasi dan jumlah sakadik. Berdasarkan uji Pearson Correlation, indikator ET dan PVT berkorelasi lemah atau sangat lemah. Hasil penelitian menunjukkan tidak terdapatnya indikator ET yang cukup baik untuk mendeteksi kewaspadaan pada pembatasan durasi tidur dan waktu pemeriksaan. Abstract [Analysis of Eye Tracking Indicators to Detect Vigilance Affected by Sleep Duration and Inspection Time Constraints] Eye tracking (ET) is widely used to detect ocular changes. However, few studies analyze the capability of ET indicators for detecting vigilance, albeit ocular indicators are often associated with fatigue which can reduce vigilance. This study aims to determine ET indicators that can detect vigilance on limited sleep and inspection duration. This study involved 28 men who were asked to perform inspection tasks for defects (scratch, dirt, missing parts, and poor assembly) on 50 flashlights while Psychomotor Vigilance Task (PVT) and ET indicators were measured. Sleep duration was limited to 4 and 8 hours, while inspection duration consisted of two levels, i.e. limited and not limited. Dependent variables were mean RT (reaction time), % minor lapses, and mean 1/RT of PVT. Furthermore, ET indicators included duration fixation, pupil diameter, number of saccades, and saccades velocity. The data were processed using Two-way Repeated Measures ANOVA and Pearson Correlation. ANOVA with significance of α=0,05 shows that there was an effect of sleep duration on mean RT, % minor lapses, and mean 1/RT. In addition, inspection duration had an effect on fixation duration and number of saccades. Based on Pearson Correlation test, all ET and PVT indicators had weak or very weak correlation. This research indicates that there is no ET indicator that is adequate to detect vigilance in limited sleep and inspection dura","PeriodicalId":31315,"journal":{"name":"Jti Undip Jurnal Teknik Industri","volume":"10 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-10-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135992613","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
THE PSYCHOLOGICAL AND SOCIAL IMPACTS OF WORKER-MACHINE INTERACTIONS IN THE MANUFACTURING INDUSTRY: A SYSTEMATIC LITERATURE REVIEW 制造业中工人-机器互动的心理和社会影响:系统的文献综述
Jti Undip Jurnal Teknik Industri Pub Date : 2023-09-05 DOI: 10.14710/jati.18.3.140-151
Elkana Timotius
{"title":"THE PSYCHOLOGICAL AND SOCIAL IMPACTS OF WORKER-MACHINE INTERACTIONS IN THE MANUFACTURING INDUSTRY: A SYSTEMATIC LITERATURE REVIEW","authors":"Elkana Timotius","doi":"10.14710/jati.18.3.140-151","DOIUrl":"https://doi.org/10.14710/jati.18.3.140-151","url":null,"abstract":"Accidents and occupational diseases occur frequently, especially in the manufacturing industry. Workers also have psychological burdens in the industrial era 4.0 as indicated by the increase in cases of stress experienced when interacting with machines. These concerns led this study to reduce the psychological and social negative impacts on workers interacting with machines. This was achieved through a systematic literature review using the PRISMA stages to comprehensively determine the burden experienced by workers and their impact. It was discovered from the 14 articles that meet the search criteria that the psychological and social conditions of workers are very bad mainly due to the application of technology in the Industry 4.0 era. This was caused by eight factors which include (1) workload exceeding capacity, (2) high concentration and cognitive activity demanded at work, (3) increased cognitive load, (4) anxiety about their ability to use technology, (5) work becoming increasingly complex, (6) worried that their position will be replaced by technology, (7) inability to operate technology, and (8) reduced social interaction. It was recommended that the impact be reduced by managing the causative burdens using two main approaches which include the company and the individual worker affected.","PeriodicalId":31315,"journal":{"name":"Jti Undip Jurnal Teknik Industri","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-09-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"45956723","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
PYROLYZER PRODUCTION SYSTEM FOR WASTE MANAGEMENT USING GROUP TECHNOLOGY APPROACH 基于成组技术的垃圾管理热解炉生产系统
Jti Undip Jurnal Teknik Industri Pub Date : 2023-09-05 DOI: 10.14710/jati.18.3.152-159
Achmad Pratama Rifai, Ragil Aditya Wibisono, Dwi Kumala Sari, W. P. Sari
{"title":"PYROLYZER PRODUCTION SYSTEM FOR WASTE MANAGEMENT USING GROUP TECHNOLOGY APPROACH","authors":"Achmad Pratama Rifai, Ragil Aditya Wibisono, Dwi Kumala Sari, W. P. Sari","doi":"10.14710/jati.18.3.152-159","DOIUrl":"https://doi.org/10.14710/jati.18.3.152-159","url":null,"abstract":"Waste management methods in Indonesia largely rely on unsustainable practices such as open dumping and landfills which urgently need transformation. Pyrolysis is one alternative solution for waste problems as it can process waste into other products. As the existing production system was not set up to manufacture this machine, we proposed a production system to produce a pyrolizer so that a more effective and efficient production process can be achieved. In this study, we employed Group Technology approach using Rank Order Clustering (ROC) method to create cell manufacturing groups. Based on our evaluation on the shortest material movement, we produced 2 different cells to manufacture the pyrolyzer. Cell, I contained plate cutting, drilling, pipe cutting, and bending machines (M2, M5, M3, M4), whilst Cell 2 contained rolling and lathe machines (M1, M6).  It also contained main reactor, pyrolyzer reactor burner, middle condenser, upper access door, bottom access door, upper condenser, bottom condenser components (A, F, H, B, C, G, I). Out of the sixteen components to be made, seven components were in Cell I whereas the other nine were in Cell II (N, P, J, E, D, K , L, M, O) comprising burner case, access ladders, separators, firewalls, reactor base frames, condenser frames, gas piping, water piping, and sprinklers components. By applying this group technology method to the pyrolyzer production system, the production process could be carried out in a more efficient and organized manner.","PeriodicalId":31315,"journal":{"name":"Jti Undip Jurnal Teknik Industri","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-09-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"48960889","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
PENGARUH KUALITAS WEBSITE TERHADAP TINGKAT KEPUASAN PELANGGAN MENGGUNAKAN METODE LINIER REGRESI BERGANDA 该网站的质量对客户满意度的影响使用了多种线性回归方法
Jti Undip Jurnal Teknik Industri Pub Date : 2023-07-07 DOI: 10.14710/jati.18.2.130-139
Ratna Purwaningsih, Salsa Fadlila Shobrina, Rani Rumita, Diah Nurlaila, Pidi Winata
{"title":"PENGARUH KUALITAS WEBSITE TERHADAP TINGKAT KEPUASAN PELANGGAN MENGGUNAKAN METODE LINIER REGRESI BERGANDA","authors":"Ratna Purwaningsih, Salsa Fadlila Shobrina, Rani Rumita, Diah Nurlaila, Pidi Winata","doi":"10.14710/jati.18.2.130-139","DOIUrl":"https://doi.org/10.14710/jati.18.2.130-139","url":null,"abstract":"Penelitian ini bertujuan untuk menguji hubungan antara dimensi-dimensi kualitas website terhadap tingkat kepuasan pelanggan terhadap website Tiket.com. Data diperoleh dengan kuesioner terhadap 141 responden pengguna situs Tiket.com. Uji validitas dan reliabilitas dilakukan untuk menguji konstruk penelitian, uji asumsi klasik dilakukan untuk memastikan persamaan regresi yang didapatkan konsisten dan tidak bias. Pengujian model dilakukan dengan metode analisis regresi linier berganda. Hasil analisis menunjukkan bahwa: desain website, keamanan dan privasi, serta empati memiliki pengaruh yang positif dan signifikan terhadap kepuasan pelanggan, sedangkan, interaktivitas, konten dan informasi, reliabilitas, serta daya tanggap tidak secara signifikan mempengaruhi kepuasan pelanggan. Rekomendasi untuk situs Tiket.com adalah pengembangan website untuk meningkatkan kepuasan pelanggan. Abstract[Analysis the Impact of Websitesite Quality on Customer Satisfaction Level using Multiple Linear Regression Method (Case Study: Tiket.com)] This study examines the relationship between the dimensions of website site quality to customer satisfaction level on the Tiket.com website. Data was collected from 141 respondents who were users of the Tiket.com website. A validity and reliability test was conducted to test the research constructs, and a classic assumption test was also undertaken to ensure that the regression equation obtained was correct, unbiased, and consistent. Multiple linear regression analysis was then carried out to test the model. The analysis of this study indicated that website site design, security, privacy, and empathy have a positive and significant influence on customer satisfaction. While interactivity, content and information, reliability, and responsiveness do not significantly affect customer satisfaction. The recommendation for the website site is website site development to increase customer satisfaction.Keywords: website quality; customer satisfaction; multiple linear regression","PeriodicalId":31315,"journal":{"name":"Jti Undip Jurnal Teknik Industri","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-07-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"45373552","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
PERANCANGAN STRATEGI PENGELOLAAN RISIKO PEMANGKU KEPENTINGAN BERBASIS PROSES BISNIS PADA PT X 基于ptx业务流程的我的控制风险控制流程控制策略的提供
Jti Undip Jurnal Teknik Industri Pub Date : 2023-07-06 DOI: 10.14710/jati.18.2.120-129
Budhi Prihartono, Gracella Audrey Phlycia Annasthacia, Fidruzal Fahlevi
{"title":"PERANCANGAN STRATEGI PENGELOLAAN RISIKO PEMANGKU KEPENTINGAN BERBASIS PROSES BISNIS PADA PT X","authors":"Budhi Prihartono, Gracella Audrey Phlycia Annasthacia, Fidruzal Fahlevi","doi":"10.14710/jati.18.2.120-129","DOIUrl":"https://doi.org/10.14710/jati.18.2.120-129","url":null,"abstract":"PT X merupakan perusahaan tambang pasir di daerah Cimangkok, Sukabumi yang sedang mengalami kesulitan dalam mencapai target produksi. PT X memiliki target produksi pasir sebesar 600-700 m3 per bulan namun rata-rata hasil produksi hanya mencapai 400-500 m3per bulan. Penelitian ini bertujuan untuk mengelola risiko pemangku kepentingan yang menghambat perusahaan dalam mencapai target produksinya. Untuk memperoleh hasil analisis risiko yang lebih holistik, penelitian akan meninjau analisis interaksi risiko dengan integrasi metode Interpretive structure modelling dan matriks MICMAC. Hasil analisis risiko pemangku kepentingan menunjukkan bahwa terdapat empat risiko utama yang masuk ke dalam kategori risiko influent dan perlu dikelola oleh perusahaan, yaitu komunikasi yang kurang efektif antar pekerja, hambatan operasional akibat human error, pekerja tidak melakukan operasi sesuai dengan prosedur, dan kurangnya pekerja dengan kapabilitas dan pengetahuan yang memadai. Risiko-risiko ini berasal dari proses bisnis inti yang berkaitan dengan proses bisnis penambangan pasir. Untuk mengelola risiko pemangku kepentingan PT X, hasil studi mengusulkan 4 strategi, yaitu perbaikan struktur organisasi perusahaan, penyusunan job description, penyusunan standard operating procedure, dan pelatihan serta sertifikasi keterampilan teknis pekerja. Abstract[Title: Strategy Design for Pemangku kepentingan-Risk Management Based on Business Process at PT X] PT X is a sand mining company located in Cimangkok area, Sukabumi, which is experiencing difficulties in achieving production targets. With a target of 600-700 m3, PT X can only manage to reach an average of 400-500 m3 sand production. This study aims to manage pemangku kepentingan risk at PT X. To obtain a more holistic risk analysis result, this study involves risk interaction analysis with the integration of the ISM and MICMAC methods. The result shows that there are four main risks from the influential category that need to be managed by the company: ineffective communication among workers, operational problems caused by human error, workers not performing their works according to procedures, and lack of workers with adequate capabilities and knowledge. This risk comes from core business processes that are related to sand mining. To manage the risk of PT X's stakeholders, the results of the study propose 4 strategies: improvement of the company's organizational structure, development of job description, development of standard operating procedures, and training as well as technical certification for workers.Keywords: core business process; stakeholder risk; risk interaction; risk mitigation; ISM-MICMAC","PeriodicalId":31315,"journal":{"name":"Jti Undip Jurnal Teknik Industri","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-07-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"47758058","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
ANALISIS KINERJA BERDASARKAN PERBEDAAN REALITAS DAN TINGKAT KESULITAN TUGAS: STUDI KASUS PADA PERAKITAN REPETITIF 基于现实与任务困难程度的绩效分析:REPETITIF组装案例研究
Jti Undip Jurnal Teknik Industri Pub Date : 2023-05-11 DOI: 10.14710/jati.18.2.109-119
Clara Theresia, Debora Angela, Y. Theopilus
{"title":"ANALISIS KINERJA BERDASARKAN PERBEDAAN REALITAS DAN TINGKAT KESULITAN TUGAS: STUDI KASUS PADA PERAKITAN REPETITIF","authors":"Clara Theresia, Debora Angela, Y. Theopilus","doi":"10.14710/jati.18.2.109-119","DOIUrl":"https://doi.org/10.14710/jati.18.2.109-119","url":null,"abstract":"Perkembangan virtual reality serta penggunaannya dalam kehidupan tidak dapat terhindarkan. Dalam bidang industri manufaktur masih terdapat perbedaan hasil penelitian mengenai efek dari virtual reality terhadap aspek fisiologis. Penelitian ini bertujuan untuk mengetahui pengaruh realitas dan kesulitan task terhadap tingkat kinerja yang diukur melalui time completion, dan task completion serta pengaruhnya terhadap tingkat stress (diukur dengan Galvanic Skin Response) dan tingkat kewaspadaan (diukur dengan Psychomotor Vigilance Task). Penelitian ini melibatkan 28 orang partisipan dengan menggunakan rancangan between subject design yang terbagi menjadi variabel realitas (Virtual Reality, Real World) dan tingkat kesulitan tugas (berat, ringan). Pengolahan data secara statistika deskriptif dan uji pengaruh dengan menggunakan two-way ANOVA dilakukan pada setiap aspek yang diukur. Tidak ditemukan adanya pengaruh signifikan (p-value > 0,05) antara faktor realitas atau faktor kesulitan task terhadap tingkat kinerja, tingkat stress, maupun tingkat kewaspadaan. Perlu dilakukan penelitian lebih lanjut mengenai pengaruh virtual reality terhadap aspek kinerja dan fisiologis. Usulan rekomendasi penyesuaian diberikan untuk penggunaan dalam bidang industri dengan mempertimbangkan waktu pelatihan, gerakan yang diperlukan, serta tingkat keterampilan yang dibutuhkan. Abstract[Performance Analysis in Virtual Reality Based on Different Levels of Reality and Task Difficulty: Case Study on Repetitive Assembly] Virtual reality has already been used and implemented in many sectors. In the manufacturing field, research on this subject has been done for some time now, but there are still some variations regarding the effect of virtual reality on physiological aspects. This research aims to determine the effect of reality and task difficulty on performance level as measured by time and task completion, stress level by using Galvanic Skin Response and vigilance level (measured by Psychomotor Vigilance Task). There were 28 participants using between subject designs. Descriptive statistics and tests to check the influence of the two independent variables were done using Two-way ANOVA for all aspects considered. This research resulted in no influence (p-value >0,05) from either reality or task difficulty toward performance, stress level, or alertness. More research should be done to know if there are some influences from virtual reality to human aspects. Some recommendations were made to adjust the virtual environment usage in industrial sectors with some consideration about training period, types of movements, and the skills needed in that particular sector.Keywords: Virtual Reality; Stress; Alertness; Performance; Psychomotor Vigilance Task; Galvanic Skin Responses","PeriodicalId":31315,"journal":{"name":"Jti Undip Jurnal Teknik Industri","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-05-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"44633661","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
STUDI TEKNO-EKONOMI PROSES PIROMETALURGI DAUR ULANG BATERAI LITHIUM MANGANESE OXIDE (LMO) DAN LITHIUM IRON PHOSPHATE (LFP) 锂锰氧化物(LMO)和磷酸铁锂(LFP)的研究
Jti Undip Jurnal Teknik Industri Pub Date : 2023-05-05 DOI: 10.14710/jati.18.2.94-108
Rininta Triaswinanti, Rahmadhani Triastomo, Angella Natalia Ghea Puspita, Abd. Hapid
{"title":"STUDI TEKNO-EKONOMI PROSES PIROMETALURGI DAUR ULANG BATERAI LITHIUM MANGANESE OXIDE (LMO) DAN LITHIUM IRON PHOSPHATE (LFP)","authors":"Rininta Triaswinanti, Rahmadhani Triastomo, Angella Natalia Ghea Puspita, Abd. Hapid","doi":"10.14710/jati.18.2.94-108","DOIUrl":"https://doi.org/10.14710/jati.18.2.94-108","url":null,"abstract":"Limbah baterai lithium-ion diproyeksikan akan meningkat seiring dengan peningkatan jumlah kendaraan listrik. Teknologi daur ulang baterai menjadi perhatian penting terutama dalam mendukung percepatan program Kendaraan Bermotor Listrik Berbasis Baterai (KBLBB). Penelitian ini berfokus pada studi tekno-ekonomi pembangunan pilot plant daur ulang baterai Lithium Manganese Oxide (LMO) dan Lithium Iron Phosphate (LFP) secara pirometalurgi. Kapasitas input daur ulang baterai LFP dan LMO adalah 8.000 ton/tahun.  Nilai Internal Rate of Return (IRR), Net Present Value (NPV), Payback Period (PBP), dan Profitability Index (PI) daur ulang baterai LMO berturut-turut adalah 12,57%, Rp.7.583.346.464,-, 5,85 tahun, dan 2,39. Sedangkan untuk daur ulang baterai LFP berturut-turut adalah 11,15%,  -Rp.11.235.266.123,-, 6,23 tahun, dan 2,32. Hal ini mengindikasikan daur ulang baterai LMO lebih menjanjikan dibandingkan daur ulang baterai LFP. Dari segi analisis sensitivitas, diketahui bahwa daur ulang baterai LMO dan LFP ini lebih sensitif terhadap perubahan harga produk dibandingkan dengan perubahan harga reagen dan nilai OPEX. Emisi gas CO2, pada proses daur ulang baterai LMO lebih sedikit daripada baterai LFP, sehingga pencemaran lingkungan yang dihasilkan lebih minim. Untuk meminimalisir emisi gas ini, dapat dilakukan instalasi peralatan wet scrubber dan implementasi sistem Carbon Capture and Storage (CCS)/Carbon Capture, Utilization, and Storage (CCUS).","PeriodicalId":31315,"journal":{"name":"Jti Undip Jurnal Teknik Industri","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-05-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"48778987","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
METODE ANALISIS SWOT BERBASIS ECOTOURISM DAN MULTI-ATTRIBUTE UTILITY THEORY UNTUK PENGEMBANGAN KAWASAN DESA WISATA LEREP, KABUPATEN SEMARANG SWOT分析方法BERBASIS生态旅游与多属性效用理论对联合船长wisatalerep世界变化的影响
Jti Undip Jurnal Teknik Industri Pub Date : 2023-04-04 DOI: 10.14710/jati.18.2.88-93
Harum Sintawati, Muhammad Mufti Umam, M. Ulkhaq
{"title":"METODE ANALISIS SWOT BERBASIS ECOTOURISM DAN MULTI-ATTRIBUTE UTILITY THEORY UNTUK PENGEMBANGAN KAWASAN DESA WISATA LEREP, KABUPATEN SEMARANG","authors":"Harum Sintawati, Muhammad Mufti Umam, M. Ulkhaq","doi":"10.14710/jati.18.2.88-93","DOIUrl":"https://doi.org/10.14710/jati.18.2.88-93","url":null,"abstract":"Desa Wisata Lerep merupakan objek wisata yang berada di Kecamatan Ungaran Barat, Kabupaten Semarang, yang berpotensi sebagai destinasi pariwisata apabila dikembangkan dengan baik. Penelitian ini bertujuan untuk mengidentifikasi faktor internal dan eksternal pada kawasan Desa wisata Lerep berbasis ekowisata (ecotourism), mengembangkan strategi ecotourism dengan menggunakan strength-weakness-opportunity-threat (SWOT) analysis, dan memprioritaskan strategi ecotourism dengan menggunakan model multi-attribute utility theory (MAUT). Data pada penelitian ini dikumpulkan melalui observasi, wawancara, dan pengisian kuesioner. Pihak yang menjadi responden dalam penelitian ini adalah perwakilan dari Dinas Pariwisata Kabupaten Semarang, pengelola tempat wisata yang ada di desa wisata, warga lokal, dan wisatawan yang mengunjungi desa wisata. Hasil pengolahan menunjukkan bahwa Kawasan Desa Wisata Lerep memiliki delapan faktor yang merupakan kekuatan, sembilan faktor yang merupakan kelemahan, empat faktor yang merupakan peluang, dan tiga faktor merupakan ancaman terhadap pengembangan Kawasan Desa Wisata Lerep. Hasil pengolahan data juga menunjukkan bahwa terdapat lima strategi yang menjadi prioritas untuk pengembangan objek wisata Kawasan Desa Wisata Lerep.  Abstract[ECOTOURISM-BASED SWOT ANALYSIS AND MULTI-ATTRIBUTE UTILITY THEORY FOR THE DEVELOPMENT OF LEREP TOURIST VILLAGE, SEMARANG] Lerep Tourist Village is a tourist attraction in Semarang which has a potential to be a tourist destination if it is well developed. This study aims to identify internal and external factors in the Lerep Tourist Village based on ecotourism, to develop ecotourism strategies using strength-weakness-opportunity-threat (SWOT) analysis, and to prioritize ecotourism strategies using multi-attribute utility theory (MAUT). Data were collected through observation, interviews, and questionnaires. The respondents were the representatives of the Government Tourism Office of Semarang, managers of tourist attractions, local residents, and tourists. The result shows that the Tourist Village has eight strong factors, nine weak factors, four factors which are opportunities, and three factors which are threats to the development of the Tourist Village. The result also shows that there are five strategies to be prioritized for the development of the tourist destination.Keywords: business strategy; ecotourism; MAUT model; SWOT; tourist destination","PeriodicalId":31315,"journal":{"name":"Jti Undip Jurnal Teknik Industri","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-04-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"47909653","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
ANALISIS PEMILIHAN SUPPLIER BAUT MENGGUNAKAN METODE AHP-TOPSIS PT. STECHOQ ROBOTIKA INDONESIA 家庭用品BAUT适用方法分析AHP-TOPSIS PT.STECHOQ印尼机器人
Jti Undip Jurnal Teknik Industri Pub Date : 2023-04-03 DOI: 10.14710/jati.18.2.79-87
Dzikri Rivaldi, Farida Pulansari, ArditaYani Kartika
{"title":"ANALISIS PEMILIHAN SUPPLIER BAUT MENGGUNAKAN METODE AHP-TOPSIS PT. STECHOQ ROBOTIKA INDONESIA","authors":"Dzikri Rivaldi, Farida Pulansari, ArditaYani Kartika","doi":"10.14710/jati.18.2.79-87","DOIUrl":"https://doi.org/10.14710/jati.18.2.79-87","url":null,"abstract":"Dewasa ini permasalahan di dunia industri semakin kompleks dan dinamis, tak terkecuali terkait permasalahan pemilihan pemasok (supplier). Pemilihan pemasok telah berpengaruh signifikan terhadap kesuksesan logistik dan manajemen rantai pasokan. PT. Stechoq Robotika Indonesia adalah perusahaan R&D dan manufaktur di D.I. Yogyakarta yang memproduksi Genose, Ventilator, DCS, dan lainnya. Komponen baut merupakan salah satu komponen yang selalu digunakan dan harus dipastikan ketersediaanya melalui penilaian pemasok. Penelitian ini dilakukan untuk menentukan supplier baut yang terbaik berdasarkan kriteria dan subkriteria yang telah ditentukan. Variabel meliputi: harga, kualitas, pengiriman, ketepatan kuantitas, dan pelayanan. Untuk menentukan urutan preferensi pemasok baut, penelitian ini menggunakan AHP yang memberikan skor probabilitas individu untuk setiap kriteria, dan TOPSIS, yang memberi pengguna indikasi pemasok mana yang harus dipilih saat memilih baut. Sebagai hasil dari pengolahan data, pemasok diberi peringkat berdasarkan preferensi mereka. Nilai preferensi untuk setiap pemasok adalah: pemasok 1, sebesar 0.6295; pemasok 2 sebesar 0.5648; pemasok 3 sebesar 0.6288; pemasok 4 sebesar 0.3156; pemasok 5 sebesar 0.4445, pemasok 6 sebesar 0.5343; dan pemasok 7 sebesar 1.0000. Ada lima parameter yang digunakan dalam penelitian ini, dan kualitas diketahui memiliki pengaruh terbesar sekitar 35.5%. Abstract[Analyze of Bolt Supplier Selection Using the Method AHP-TOPSIS PT. Stechoq Robotika Indonesia] Today problems in the industrial world are increasingly complex and dynamic, including the matter of supplier selection. Supplier selection has a significant effect on the success of logistics and supply chain management. PT. Stechoq Robotika Indonesia is an R&D and manufacturing company in D.I. Yogyakarta produces Genose, Ventilator, DCS, and others. Bolt components are one of the components that are always used and their availability must be ensured through supplier assessment. This research was conducted to determine which bolt supplier is the best based on predetermined criteria and sub-criteria. Variables include price, quality, delivery, quantity accuracy, and service. To determine the preference order of bolt suppliers, this study uses AHP which assigns individual probability scores for each criterion, and TOPSIS, which gives users an indication of which supplier to choose when selecting bolts. As a result of data processing, suppliers are ranked based on their preferences. The preference value for each supplier is: supplier 1, equal to 0.6295; supplier 2 of 0.5648; supplier 3 of 0.6288; supplier 4 of 0.3156; supplier 5 is 0.4445, supplier 6 is 0.5343; and supplier 7 of 1.0000. Of the five parameters used in this research, quality has to have the most influence at 35.5%.Keywords: AHP; Supplier Selection; TOPSIS","PeriodicalId":31315,"journal":{"name":"Jti Undip Jurnal Teknik Industri","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-04-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"47330291","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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