Journal Issue

Volume 13, Number 4


Index terms:
Publication Date (Online):
Oct 07, 2022
DOI: https://doi.org/10.14716/ijtech.v13i4.6011
Pages : 690-694

Index terms: Flow-3D; Overflow; Parapet wall; Physical models; Piano key weir; Water flow

Experimental and Simulation Studies on Water Discharge Coefficients of Rectangular Piano Key Weirs

Vafa Rezaei, Seyed Habib Musavi-Jahromi, Amir Khosrowjerdi, Babak Beheshti

Publication Date (Online):
Oct 07, 2022
DOI: https://doi.org/10.14716/ijtech.v13i4.5377
Pages : 695-705

Index terms: COVID-19; Population exposure; Susceptible area; Web-GIS dashboard

Communicating the High Susceptible Zone of COVID-19 and its Exposure to Population Number through a Web-GIS Dashboard for Indonesia Cases

Supriatna, Faris Zulkarnain, Ardiansyah, Nurrokhmah Rizqihandari, Jarot Mulyo Semedi, Satria Indratmoko, Nurul Sri Rahatiningtyas, Triarko Nurlambang, Muhammad Dimyati

Publication Date (Online):
Oct 07, 2022
DOI: https://doi.org/10.14716/ijtech.v13i4.4116
Pages : 706-716

Index terms: Clay shale; CBR Value; Potassium Chloride; Propylene Glycol; Stabilization
Publication Date (Online):
Oct 07, 2022
DOI: https://doi.org/10.14716/ijtech.v13i4.1883
Pages : 717-726

Index terms: Development; Housing; Risk Identification; Wakaf; Zakat
Publication Date (Online):
Oct 07, 2022
DOI: https://doi.org/10.14716/ijtech.v13i4.5275
Pages : 727-739


Index terms: Mechanical properties; Mortar constituent; Pyrolysis recycled asphalt aggregates

Pyrolysis of Reclaimed Asphalt Aggregates in Mortar

Bagus Hario Setiadji, M Agung Wibowo, Henk M Jonkers, Marc Ottele, Widayat, Mochammad Qomaruddin, Felix Hariyanto Sugianto, Purwanto, Han Ay Lie

Publication Date (Online):
Oct 07, 2022
DOI: https://doi.org/10.14716/ijtech.v13i4.5621
Pages : 751-763

Index terms: Coupled Thermo-Metallurgical modeling; Experimental study; Finite element simulation; TIG welding

Computational Modeling of Thermo-Metallurgical Behavior During the TIG Welding Process

Karim Agrebi, Asma Belhadj, Jamel Bessrour, Mahmoud Bouhafs

Publication Date (Online):
Oct 07, 2022
DOI: https://doi.org/10.14716/ijtech.v13i4.5083
Pages : 764-773

Index terms: Honeycomb sandwich; Hybrid; Nature fiber; Numerical; Sheet plate

Effect of Natural Fibers Reinforcement of Honeycomb Sandwich Using Numerical Analysis

Muhammad Zulkarnain, Khairul Amri Tofrowaih, Silvi Ariyanti

Publication Date (Online):
Oct 07, 2022
DOI: https://doi.org/10.14716/ijtech.v13i4.5098
Pages : 774-784

Index terms: COVID-19; Digitalization; fsQCA; Industry 4.0; Machine Automatization

A Configuration Approach to Reduce the Risk of COVID-19 Employees Infection in the Manufacturing Firms: The Role of Machine Automatization

Jorge Heredia, Cristian Geldes , Alejandro Flores , Walter Heredia, Felix M Carbajal Gamarra, Luisa Miranda

Publication Date (Online):
Oct 07, 2022
DOI: https://doi.org/10.14716/ijtech.v13i4.5287
Pages : 785-792

Index terms: BEBs; Cost analysis; Electric bus fleet; EV; Power requirement

Power Requirement and Cost Analysis of Electric Bus using Simulation Method with RCAVe-EV1 Software and GPS Data; A Case Study of Greater Jakarta

Hendri D S Budiono, Ghany Heryana, Mohammad Adhitya, Danardono Agus Sumarsono, Nazaruddin, Rolan Siregar, Estiko Rijanto, Bayu D Aprianto

Publication Date (Online):
Oct 07, 2022
DOI: https://doi.org/10.14716/ijtech.v13i4.5688
Pages : 793-802

Index terms: Aircraft wing; Energy harvesting; Gust load; Iterative FEM; Piezoaeroelastic

Evaluation on Piezoaeroelastic Energy Harvesting Potential of A Jet Transport Aircraft Wing with Multiphase Composite by means of Iterative Finite Element Method

Mahesa Akbar, Mileniawan Januar Ramadhani, Mohammad Arif Izzuddin, Leonardo Gunawan, Rianto Adhy Sasongko, Muhammad Kusni, Jose Luis Curiel-Sosa

Publication Date (Online):
Oct 07, 2022
DOI: https://doi.org/10.14716/ijtech.v13i4.5468
Pages : 803-815

Index terms: Batch processor; Batch scheduling; Flow shop; Total actual flow time
Publication Date (Online):
Oct 07, 2022
DOI: https://doi.org/10.14716/ijtech.v13i4.4869
Pages : 816-826

Index terms: Explanatory research method; Quantitative method; Service quality
Publication Date (Online):
Oct 07, 2022
DOI: https://doi.org/10.14716/ijtech.v13i4.3809
Pages : 827-836


Index terms: Generalized reduced gradient algorithm; Genetic algorithm; Grey-box modelling; Parameter estimation; Path loss model

Path Loss Modelling for High Speed Rail in 5G Communication System

Selvi Lukman, Yul Yunazwin Nazaruddin, Bo Ai, Endra Joelianto

Publication Date (Online):
Oct 07, 2022
DOI: https://doi.org/10.14716/ijtech.v13i4.5058
Pages : 848-859

Index terms: Catalytic Cracking; Formulation; Heavy Distillate; Zeolite
Publication Date (Online):
Oct 07, 2022
DOI: https://doi.org/10.14716/ijtech.v13i4.5150
Pages : 860-869

Index terms: Basalt; Crystallization; Glass ceramics; Hardness; Phase

Characterization and potential production of glass-ceramics biomaterial from basalt rock of local Lampung Province

Irza Sukmana, Yusup Hendronursito, Shirley Savetlana, Kusno Isnugroho, Muhammad Amin, David Candra Birawidha

Publication Date (Online):
Oct 07, 2022
DOI: https://doi.org/10.14716/ijtech.v13i4.4958
Pages : 870-879


Index terms: Drugs; Pharmaceutical industry; Product innovation; Profitability; Research and development
Publication Date (Online):
Oct 07, 2022
DOI: https://doi.org/10.14716/ijtech.v13i4.5561
Pages : 890-899


Index terms: Cassava; Electrochemical impedance; pH; Solid biopolymer electrolyte; Starch
Publication Date (Online):
Oct 07, 2022
DOI: https://doi.org/10.14716/ijtech.v13i4.5612
Pages : 912-920

Index terms: Citric acid; Kinetics; Magnetic fly ash; Product diffusion model; Rare earth elements

A Product Diffusion Model for the Extraction of Cerium and Yttrium from Magnetic Coal Fly Ash Using Citric Acid Solution

Pramesti Prihutami, Wahyudi Budi Sediawan, Agus Prasetya, Himawan Tri Bayu Murti Petrus

Publication Date (Online):
Oct 07, 2022
DOI: https://doi.org/10.14716/ijtech.v13i4.4826
Pages : 921-930

Index terms: Crude Palm Oil; Green Diesel; Hydrodeoxygenation; Natural zeolite; Nickel

Heterogeneous Catalyst based on Nickel Modified into Indonesian Natural Zeolite in Green Diesel Production from Crude Palm Oil

Fauzan Ibnu Prihadiyono, Witri Wahyu Lestari, Riandy Putra, Arifti Nur Laily Aqna, Indri Sri Cahyani, Grandprix T M Kadja

Publication Date (Online):
Oct 07, 2022
DOI: https://doi.org/10.14716/ijtech.v13i4.4695
Pages : 931-943