Journal Issue

Volume 14, Number 2


Index terms:
Publication Date (Online):
Apr 04, 2023
DOI: https://doi.org/10.14716/ijtech.v14i2.6435
Pages : 232-235

Index terms: Distributed energy; Inventory system; Modelling; Solar panel

Control Design and Management of a Distributed Energy Resources System

Moses Oluwafemi Onibonoje, Oluwafemi Oladipupo Alegbeleye, Adedayo Olukayode Ojo

Publication Date (Online):
Apr 04, 2023
DOI: https://doi.org/10.14716/ijtech.v14i2.5884
Pages : 236-245

Index terms: Discretion; Gross split; Incentives; Indirect tax; Profitability index
Publication Date (Online):
Apr 04, 2023
DOI: https://doi.org/10.14716/ijtech.v14i2.5441
Pages : 246-256

Index terms: Coal; COMSOL; Modeling; Relative Humidity; Spontaneous Combustion

Modeling of Coal Spontaneous Fire in A Large-Scale Stockpile

Jeri At Thabari, Ahmad Syihan Auzani, Wahyu Nirbito, Yuswan Muharam, Yulianto Sulistyo Nugroho

Publication Date (Online):
Apr 04, 2023
DOI: https://doi.org/10.14716/ijtech.v14i2.5367
Pages : 257-266

Index terms: FactSage; Nickel; Pyrometallurgy

A Comparison Study of Nickel Laterite Reduction using Coal and Coconut Shell Charcoal: A FactSage Simulation

Andreas Diga Pratama Putera, I Wayan Warmada, Donatus Hendra Amijaya, Widi Astuti, I Gde Sukadana, Himawan Tri Bayu Murti Petrus

Publication Date (Online):
Apr 04, 2023
DOI: https://doi.org/10.14716/ijtech.v14i2.5808
Pages : 267-275

Index terms: Biodiesel; Green Diesel; Hydrodeoxygenation; Ni/MIL-96(Al); Trans-esterification

Nickel Supported on MIL-96(Al) as an Efficient Catalyst for Biodiesel and Green Diesel Production from Crude Palm Oil

Afifah Nur Aisyah, Dwi Ni’maturrohmah, Riandy Putra, Syaiful Ichsan, Grandprix T M Kadja, Witri Wahyu Lestari

Publication Date (Online):
Apr 04, 2023
DOI: https://doi.org/10.14716/ijtech.v14i2.5064
Pages : 276-289

Index terms: Carbo-thermal degradation; Heterogeneous mediator; Oil palm leaves; Silver-based composite

Fabrication of Silver-Silica Composite using the Carbo-thermal Degradation of Oil Palm Leaves for the Reduction of p-nitrophenol

Salprima Yudha S, Charles Banon, Aswin Falahudin, Muhamad Alvin Reagen, Noor Haida Mohd Kaus, Subhan Salaeh

Publication Date (Online):
Apr 04, 2023
DOI: https://doi.org/10.14716/ijtech.v14i2.5608
Pages : 290-299

Index terms: Heterogeneous reaction model; Hydrolysis; Levulinic acid; Pretreatment; Sugarcane bagasse
Publication Date (Online):
Apr 04, 2023
DOI: https://doi.org/10.14716/ijtech.v14i2.5110
Pages : 300-309

Index terms: Cymbopogon citratus; Hydrotropic; Microwave; Myrcene

Microwave Assisted Hydrotropic Distillation of Myrcene-Rich Essential Oil of Cymbopogon Citratus

Wahyudi Budi Sediawan, Indah Hartati, Hary Sulistyo, Muhammad Mufti Azis, Ulfia Al Rahma

Publication Date (Online):
Apr 04, 2023
DOI: https://doi.org/10.14716/ijtech.v14i2.5381
Pages : 310-319

Index terms: Matt-type water-based paint; Pigment; TiO2; TiO2/ZnO; ZnO

Characterization and Application of TiO2/ZnO Nanoparticles as Pigments in Matt-Type Water-Based Paint

Boy Isfa, Novesar Jamarun, Emriadi, Syukri Arief, Ahmad Hafizullah Ritonga, Denny Akbar Tanjung, Vivi Sisca

Publication Date (Online):
Apr 04, 2023
DOI: https://doi.org/10.14716/ijtech.v14i2.5501
Pages : 320-329

Index terms: Bioceramics; Electrolysis; Hydroxyapatite; Nanoparticles

The Formation Process of Hydroxyapatite Nanoparticles by Electrolysis and Their Physical Characteristics

Supriyono, Christina Wahyu Kartikowati, Bambang Poerwadi, Chindy Wulandari, Lyla Liilia Fitria Hikma, Aulia Azzahra, Kharisma Ghanyysyafira, Hira Listya Pinastika

Publication Date (Online):
Apr 04, 2023
DOI: https://doi.org/10.14716/ijtech.v14i2.4452
Pages : 330-338

Index terms: Incremental dynamic analysis; Interstory drift; Nonlinear response history analysis; Probability of near-collapse

Near-Collapse Probability of RC Frames in Indonesia Under Repeated Earthquakes Containing Fling-Step Effect

Ade Faisal, Afiful Anshari, Fadzli Mohamed Nazri, Moustafa Moufid Kassem

Publication Date (Online):
Apr 04, 2023
DOI: https://doi.org/10.14716/ijtech.v14i2.4989
Pages : 339-350

Index terms: Aviation enterprises; Economics of airlines; Enterprise development strategy; Innovative aspects of security; Management of innovative projects; Socio-economic security; Synergistic economics
Publication Date (Online):
Apr 04, 2023
DOI: https://doi.org/10.14716/ijtech.v14i2.5662
Pages : 351-362

Index terms: Availability; Imperfect preventive maintenance; Maintenance service contract Total cost; Two-dimensional

A Two-dimensional Maintenance Service Contract Considering Availability and Maintenance Cost

Nur Faizatus Sa’idah, Andi Cakravastia, Udjianna Sekteria Pasaribu , Bermawi Priyatna Iskandar

Publication Date (Online):
Apr 04, 2023
DOI: https://doi.org/10.14716/ijtech.v14i2.5105
Pages : 363-373

Index terms: GUM; Kragten; Measurement uncertainty; Relative uncertainty; Thermal metrology

Comparison of Different Methods to Evaluate Measurement Uncertainty in Bimetallic Thermometers Used in Industrial Equipment

José Daniel Hernández-Vásquez, Andrés Leonardo Jutínico-Alarcon, Emanuel Alberto Simanca-Celedon, Alejandro Romero Acuña, Willman Orozco-Lozano, Mercy Villate-Fonseca, Manuel J. Campuzano

Publication Date (Online):
Apr 04, 2023
DOI: https://doi.org/10.14716/ijtech.v14i2.5549
Pages : 374-386

Index terms: COVID-19; Molecular docking; Propolis compounds; SARS-CoV-2 spike protein; Tetragonula sapiens

In Silico Identification of Propolis Compounds Potential as COVID-19 Drug Candidates Against SARS-CoV-2 Spike Protein

Muhamad Sahlan, Lia Kusuma Dewi, Diah Kartika Pratami, Kenny Lischer, Heri Hermansyah

Publication Date (Online):
Apr 04, 2023
DOI: https://doi.org/10.14716/ijtech.v14i2.5052
Pages : 387-398

Index terms: Backoff algorithm; Constrained application protocol; Performance evaluation; Triangular number sequence
Publication Date (Online):
Apr 04, 2023
DOI: https://doi.org/10.14716/ijtech.v14i2.5686
Pages : 399-410


Index terms: Artificial Neural Network (ANN); Finite Element Method (FEM); Genetic Algorithm (GA); Optimization; Plastic injection molding
Publication Date (Online):
Apr 04, 2023
DOI: https://doi.org/10.14716/ijtech.v14i2.5573
Pages : 422-433

Index terms: Aluminium 6063; Fuzzy logic; Hardness; Insulator; Microwave heating; Susceptor; Tensile strength

Fuzzy Logic Modelling for Microwave Heat Treatment of Aluminium Sheet

Nur Afrina Che Azhar, Palanisamy Chockalingam, Chin Chee Wen, Logah Perumal

Publication Date (Online):
Apr 04, 2023
DOI: https://doi.org/10.14716/ijtech.v14i2.5578
Pages : 434-442

Index terms: Core material; Core material temperature; Thermal conductivity; Thermal conductivity coefficient; Specific heat capacity
Publication Date (Online):
Apr 04, 2023
DOI: https://doi.org/10.14716/ijtech.v14i2.6009
Pages : 443-454