Proceedings of the 4th Borobudur International Symposium on Science and Technology 2022 (BIS-STE 2022)

+ Advanced search
92 articles
Proceedings Article

Peer-Review Statements

Muji Setiyo, Zulfikar Bagus Pambuko, Chrisna Bagus Edhita Praja, Agus Setiawan, Fitriana Yuliastuti, Lintang Muliawanti, Veni Soraya Dewi
All of the articles in this proceedings volume have been presented at the 4th BIS-STE 2022 on December 21, 2022 in Magelang, Indonesia. These articles have been peer reviewed by the members of the Scientific Committee and approved by the Editor-in-Chief, who affirms that this document is a truthful description...
Proceedings Article

PLC and HMI Application for Fuel Selector Switch on Bi-fuel Vehicles (Gasoline-LPG)

Muhammad Firdaus Jauhari, Rusmini Sri Maryati, Raihan, Saberani, Norhafani, Muhammad Arsyad
This design aims to develop a PLC and HMI application in the scope of automation in the automotive industry. The implementation of the fuel selector switch function was made as a simple project for a control system related to the use of fuel in a bi-fuel SI engine that operates with gasoline or LPG....
Proceedings Article

Design of Rocket Stove with Computational Fluid Dynamics (CFD) Simulation

Yotam Stefanditya, Felicia Maya Puspita Anastasya Kusbagyo, Agus Kurniawan, Bayu Prabandono
The rocket stove is a type of improved cooked stove that adopts an L-elbow/J-elbow shape. There are many rocket stoves on the market but the design itself only adapts in terms of shape without taking into account the design principles for wood-burning cook stoves. This study aims to analyze the design...
Proceedings Article

The Impacts of Water Injection Application on the Performance of Internal Combustion Engines

Wawan Purwanto, Ahmad Arif, Martias, Hendra Dani Saputra, Yolana Nursyafti, Alif Adrilana
As the temperature of the air entering the combustion chamber rises, consequently the combustion temperature, resulting in complete combustion of air and fuel in the combustion chamber and a decrease in the performance of the internal combustion engine. It also influences increasing emissions while decreasing...
Proceedings Article

The Effect of Straw Mulch on Several Factors of Soil’s Water Retaining Capacity During One Season of Upland Rice in Latosol Kemang, Bogor

Yunus Arifien, Tun Susdiyanti, Faizal Maad
To maximize the availability of water for plants, data on the amount, intensity and distribution of rain is needed, the amount of water infiltration, the maximum ability of the soil to retain water, the amount of water lost from the root zone, the water requirements of plants, and the dynamics of soil...
Proceedings Article

Stroom Electric Motorcycle Body Design

Hardy Adiluhung, I Wayan Mudra, Arini Arumsari
Urban areas become one of the highest motorcycle users with urban people who tend to be more open to new things such as technological advances and environmental concerns, so they can follow the development process of electric motorcycles well. Things that need to be considered in this design are the...
Proceedings Article

Big Data Analysis on Urban Planning Governance: How is Big Data Used to Plan Urban Management?

Eny Boedi Orbawati, Retno Dewi Pramodia Ahsani
Big data is a collection of structured and unstructured data in large volumes and stored in one unit from the internet of things (IoT). In the government planning sector, big data is a supportive instrument to find gaps and weaknesses in governance. This study aims to analyze the use of big data in urban...
Proceedings Article

Effects of the FRP Layer and Concrete Strength on Fiber-Reinforced Polymer-Confined Artificial Lightweight Aggregate Concrete

Butje Alfonsius Louk Fanggi, Ambros Raha Lelang Wayan, Obed. Oktafianus Nego Nenobais, Matelda Christiana Mauta, Yosefus Conterius
The characteristics of lightweight concrete are distinct from those of the many other types of concrete. On the other hand, there has been relatively little investigation into the performance of such concrete when it is wrapped in fiber-reinforced polymer. This study investigates effect of fiber reinforced...
Proceedings Article

Toxicity of Various Organic Substances in Wastewater and Evaluated on Brachydanio rerio

Latifa Mirzatika Al-Rosyid, Sarwoko Mangkoedihardjo, Sawitri Komarayanti, Yuvita Dian Siswanti, Musarofa, Himawan Ganjar Prabowo
High content of pollutants can be harmful to the biota in salt water and fresh water. There is a change in the level of danger from substances that are not mixed to mixed. This study is important and necessary for the discharge of wastewater. The objective was to obtain a varied range of substances and...
Proceedings Article

Development of Bamboo Materials for Body Speed Boat Application

Andi Lamappasessu, Dwi Rahmalina
The research of natural fibers in various engineering fields is currently developing, because of its availability, easy to process according to its designation, low-cost, good mechanical and physical properties and is friendly to the environment. The use of bamboo (bamboo strip reinforced/BSR) material...
Proceedings Article

A Review and Bibliometric Analysis on Essential Oil Nanoencapsulation

Wahyudi Budi Sediawan, Indah Hartati, Hary Sulistyo, Muhammad Mufti Azis
The potential applications of essential oils are limited by their natures as they are oxidized easily by light, heat, and other environmental factors. Essential oil impediments and their short shelf life promote the development and application of essential oil nanoencapsulation. Nanoencapsulation techniques...
Proceedings Article

Design of the Real Time Image Capture Feature for Vegetable Production in Sharia Based E-Commerce

Sutadi Triputra, Ririn Suharsih, Utan Sahiro Ritonga, Alghif Aruni Nur Rukman, Eni Kusumawati
In 2021 the consumer complaint service at the Ministry of Trade in Indonesia recorded those 95.3% or 8,949 consumers made complaints in the e-commerce sector. This condition increased 10 times compared to the previous year. The results of a survey conducted by shopback found that 62.9% of consumers felt...
Proceedings Article

High Performance Oven for Coconut Shell Charcoal Briquetting

Andreas Prasetyadi, Wibowo Kusbandono
Coconut shell charcoal briquetting usually applies thermal drying with LPG, CNG, and biomass as the common fuel for heating. Fuel price is significant for production cost in addition to raw material and environmental issue. Therefore, its price is subject to fuel price volatility. As the fossil price...
Proceedings Article

The Use of Meemba Leafe (Azadirachta Indica) for Recovery of Mouse β-Pancreas due to the Type-2 Diabetes Mellitus

Mirah Rejeki, Hartono, Adi Prayitno, Soetrisno, Kun Harismah, Andi Suhendi
One of the serious diseases that has been a concern in medicine is Diabetes Mellitus (DM). The rate of morbidity and mortality is significantly high. The medicine that comprehensively recovers the disease is necessary. This enables β pancreas recovery. The extract of Meemba Leaf is expected to fulfill...
Proceedings Article

Preliminary Studies of Hydro Power Plant using Laboratory-Scale Pelton Turbine: Speed-Variable Controlled and Their Effect on Electrical Power

Muhamad Taufik Ulhakim, Sukarman Sukarman, Muhamad Rifqi Putra Syah, Ghazi Tikamori, Khoirudin Khoirudin, Amir Amir, Budi Kristiawan, Ade Suhara
Indonesia is one of the richest countries, with 70% of its areas abundant in water. These advantages can be utilized for the necessities of life, for example, building the hydroelectric power plant considering that some areas in Indonesia have yet to be reached by electricity. Hence, this work was conducted...
Proceedings Article

The “INOMARI” Android Application as a Model of Distance Learning Media for Vocational School

Ahmad Fathan Rizqi Irawan, Didit Widiatmoko Soewardikeoen, Adrian Ariatin
Distance Learning due to the Covid-19 pandemic has challenged many schools, especially for vocational schools which have the main competence in the form of practice. The research took place at SMKN 1 Simpang Empat, South Kalimantan which has the main problem that only 15% of students achieve the minimum...
Proceedings Article

A New Method of Controlling Inlet Water Flow Rate in Solar Energy Water Distillation

F. A. Rusdi Sambada, I Gusti Ketut Puja
Only some water can evaporate in the distillation process using wick-type solar energy. The more water that does not evaporate, the lower the distillation efficiency. A faucet generally uses for controls the inlet water flow rate. However, the faucet causes a significant flow rate. The greater the inlet...
Proceedings Article

The Study Calorific Value of Organic Briquettes for Optimizing Healthy Food Drying as an Alternative to Rainy Weather

Joko Yunianto Prihatin, Ganang Wicaksono Pratama, Heri Kustanto, Slamet Pambudi, Lujeng Widodo
Briquettes are a form of renewable energy that can replace the decline in oil and gas production as a necessity for human life. Briquettes made from coconut waste have a very positive potential in environmental sustainability compared to plastic and metal waste. Improper composition of raw materials...
Proceedings Article

The Effect of The Capillarity on the Efficiency of Wick-Type Solar Energy Water Distillation

Riki, Bagas Dwi Nur Sasongko, F. A. Rusdi Sambada
The low efficiency of the wick-type solar energy water distillation is due to the significant flow rate of contaminated water that will be distilled at the absorber. The flow rate of water in the absorber is generally regulated using a faucet. However, setting the water flow rate using a faucet is very...
Proceedings Article

Determination of Tsunami Evacuation Route using Dijkstra’s Algorithm: Case Study of Batukaras, Indonesia

Aldo Novaznursyah Costrada, Elis Agustiana, Nina Siti Aminah, Mitra Djamal
During a tsunami, the choice of evacuation route is vital for safety. Dijkstra’s algorithm is used to plan the shortest route for evacuation. The optimal shortest route is obtained from various nodes to the evacuation zone by identifying the distance, determining the speed and density of pedestrians,...
Proceedings Article

Effect of Pumice-Based Nanosilica and Sodium Silicate Addition on Impact Strength of GFRP Composite

Willy Akhsani Taqwim, Kuncoro Diharjo, Bambang Kusharjanta, Andry Rakhman
GFRP composite has become an alternative material for various engineering applications due to its outstanding characteristics. The purpose of this study is to investigate the impact properties of GFRP composites in relation to the addition of sodium silicate (SS) and nano active filler pumice particle...
Proceedings Article

Performance Evaluation of SPWM and SVPWM Inverter in FOC-based PMSM Drives Under Dynamic Speed and Load Disturbance

Mentari Putri Jati, Muhammad Rizani Rusli
The article discusses the significance of high-performing Permanent Magnet Synchronous Motors (PMSM) in industries such as transportation, robotics, and industrial sectors due to their small size, high efficiency, and fast responsiveness. Field Oriented Control (FOC) is used in PMSM drives to achieve...
Proceedings Article

3D Airlift Pump Simulation With Variation of Nozzle Diameter Based on Computational Fluid Dynamics

William Ferdi Famgeorgy, Stefan Mardikus, Natanael Bima Anansa
Water is a liquid that plays an important role in our daily lives that has properties that are easy to distribure from high to low pressure places and the opposite from high to low pressure places using an airlift pump that working principle in the form of transporting water with the help of a mass flow...
Proceedings Article

3D Airlift Pump Simulation with Variation of Pipe Diameter Based on Computational Fluid Dynamics

Natanael Bima Anansa, Stefan Mardikus, William Ferdi Famgeorgy
Airlift pump is a device for raising water that is the simplest and easiest to assemble, it can even be easily found in the community because basically an airlift pump only requires two fluids, namely water and air which have a mass flow rate to raise the water. However, the airlift pump has a drawback,...
Proceedings Article

A Numerical Study of AL2O3-TIO2 Hybrid Nanofluid on Radiator Performance

Najmul Hidayat, Sudarmadji
Fluid cooler on system cooler machine automotive generally use coolant with mixture ethylene 2 glycol minimum 30 percent. Moment This use Nanoparticles can mixed on fluid cooler base between fluid And nanoparticles that have characteristic physique thermal more Good from fluid cooler pure. This is simulating...
Proceedings Article

Maintenance Improvement Through Implementation of RCM and FMECA on Cooling Unit Radar System

Hendrawan Candra Purnama, Lobes Herdiman, Susy Susmartini
The readiness of military defense radar is absolute in air surveillance to keep from potential threats that may endanger the security of nation. Good maintenance is closely related to the readiness level of the defense radar system. Maintenance through the application of Reliability Centered Maintenance...
Proceedings Article

Sentiment Analysis of the Maps Application Uses the SVM Method and Predicts the Growth of Maps Application Users

Ilham Fariz Asya Mubarok, Tukino, Baenil Huda, Aprilia Putri Nardilasari, Risa Nur Islami, Muhammad Khaerudin
Nowadays, the directions application is often used by many people, this application is very helpful for its users in finding the best travel routes, by simply entering the address code, this application can provide routes that can be passed for various types of vehicles. In Indonesia itself there are...
Proceedings Article

Implementation of Project-Based Learning Model at Politeknik Negeri Medan

Roslina, Ismael, Andam Lukcyhasnita, Dina Arfianti Siregar, Bayu Asmara, Hasnah Juniarni Nasution, Abbiyu Shiddiq As’ad, Dame Uli Sinaga
Each student has a different interpretation of the experiences gained in everyday life. When students are in the learning process in class, the lecturer facilitates learning activities so that new concepts are formed that are in accordance with scientific concepts. Lecturers should design effective learning...
Proceedings Article

Important Elements in Green Human Resource Management: An Analytical Approach Using a Fuzzy Interpretive Structural Modeling

Uky Yudatama, Siti Puryandani
Green Human Resource Management is an effort that can help reduce the impact of environmental damage. An important problem that has occurred so far is that the implementation of GHRM in organizations has not been able to run properly because they do not yet know what are the important elements/keys that...
Proceedings Article

Review of K-250 Concrete Compressive Strength Using Mix Design Manual on Development Projects Continued Talud Airport of Syukuran Aminuddin Amir Luwuk

Mukhtar Lutfie, Adryan Winardi Latuba
Compressive strength is the stress that occurs in the test object when the load is applied until the test object is destroyed. Before making the test object, the first stage is to do a slump test. If it meets the standard specifications then manufacture the test object. The specimens were dried in the...
Proceedings Article

The Effect of Doses of Red Shoot Leaf Extract (Syzygium myrtifolium Walp) on Decreased Cholesterol Total Levels in Male White Wistar Rats In Vivo

Denih Agus Setia Permana, Mika Tri Kumala Swandari, Imam Agus Faizal, Dini Puspodewi, Aprilia Iin Aminia Putri
The prevalence of cholesterol in Indonesia is 66.41%. Central Java is among the five provinces with the highest levels of consumption of fatty, cholesterol, and fried foods, at 60.3%. The purpose of this study was to determine the effect of an extract of red shoot leaves (Syzyginium myrtifolium Walp)...
Proceedings Article

Forecasting the Adapted-Meta Technology on Shariah Compliant Mortgage

Fauzan Muhammadi, Nor Fahimah Binti Mohd Razif, Rahimin Affandi, Abdul Rahim
Currently our life has stormed by fast development of meta-technology that could transform physical being into digital verse. This fact has affected many issues, one of which is mortgage activities. The problem is that we tend to follow debating issues on its several controversies and not trying to foretell...
Proceedings Article

Carbopol-940 Improves the Physical Properties of Cocoa Peel Extract Emulgel

Nisa’ul Khoiriyah, Dwi Bagus Pambudi, Nuniek Nizmah Fajriyah, Eko Mugiyanto, Nur Izzah
Recently, the utilization of the herbal skincare industry has drawn much attention. One component utilized in formulations to provide a gel-like consistency and maintain the stability of a medical preparation is carbopol-940, a cosmetic gelling agent. It is frequently combined with an emulgator, triethanolamine....
Proceedings Article

Preparation and Analysis of Activated Carbon Derived from Yellowfin Tuna Fishbone using a Straightforward Carbonization Technique

Zuriah Sitorus, Kurnia Sembiring, Emita Sembiring, Enda Rasilta Tarigan, Doli Bonardo
A successful preliminary study was conducted to examine the characteristics of activated carbon derived from yellowfin tuna fishbone using the carbonization method due to its ease and efficiency. Surface morphology and elemental composition analysis of activated carbon was performed using SEM-EDX, while...
Proceedings Article

Analysis of Financial Resilience in Magelang to Develop Effective Policies

Naufal Afif, Nur Hidayah
Financial resilience is an important issue today. COVID-19 pandemic that has occurred since 2020 causes household finances adversity due to financial shocks. The Indonesian Political Indicator states that most Indonesian experienced a decrease in household income in February 2021. The fact is that many...
Proceedings Article

Design of Oxygen Generator Based on Oxymetry: Prototypes for Vergenios Baby

Nur Chabibah, Sandi Ari Susiatmi, Alfa Yuliana, Titis Wicaksono, Mokhamad Ilham Maulana Karim Priatna
Oxygen therapy saves lives in several respiratory and non-respiratory diseases in neonates and children. The most common indication for oxygen therapy in newborns was pneumonia, one of the leading causes of death in children under five years old in most developing countries. The Oxygen Concentrator (OC)...
Proceedings Article

Characteristics of Mortar Composed of Crushed Solid Waste of Roof Tiles as Partial Replacement of Fine Aggregate

Hariyadi, Mohammed A.S. Algoul, Ayed Ahmad Zuhud, Jauhar Fajrin
Due to the growing quantity of solid waste resulting from building damage, it is suggested that roof tile waste could be used in mortar in place of sand. This study aims to determine the physical and mechanical properties of mortar produced with waste roof tile as one of the ingredients. In this investigation,...
Proceedings Article

The Challenge of Slum Upgrading Plan in Urban Area: A Case Study of Dirgahayu Village, Kotabaru, Indonesia

Hanny Maria Caesarina
Dirgahayu village is acknowledged as a slum coastal neighborhood and considered visually damaged the urban area of Kotabaru. This urban village is included in the current local planning priority through stack house program. On the other hand, there are some resistances from the locals regarding this...
Proceedings Article

Era of the Industrial Revolution 4.0: Analysis of Infographics Visual Text as a Communication Media During the Covid-19 Pandemic in Bali

Anak Agung Gde Bagus Udayana, I Nengah Sudika Negara
The era of the industrial revolution 4.0 and the outbreak of Covid 19 at the same time has affected to the loss of many lives. The need of proper media is necessary due to the socialization of the pandemic within the community. The media which mostly used by the government is website provided with infographic...
Proceedings Article

Theoretical Framework for the Implementation of Data Analytics in Measuring Small Business Performance in Indonesia

Mohammad Riza Radyanto, Enty Nur Hayati, Firman Ardiansyah Ekoanindiyo
Small Business faced a lack of human resources to manage a business so they have no ability to use and analyze descriptive or predictive data. Weakness in analyzing data causes them to be unable to make strategic decisions in improving their business performance and unable to display competitive advantage,...
Proceedings Article

Assessing Deep Learning Model Using AlexNet for Water Traffic Counting in Martapura River

Nahdi Saubari, Wang Kunfeng
In recent years, the traffic of water transportation in Martapura river has been increased and creating many problems for the city and its environment. Hence, the traffic needs to be managed from time to time. Deep learning model might be used for traffic counting by detecting the ships. This study aims...
Proceedings Article

EMG Signal Measurement of Flexor Carpi Radialis Muscle in Post Stroke Patients and Normal Individuals Using Time Domain and Frequency Domain Feature Extraction

Agung Pamungkas, Lobes Herdiman, Susy Susmartini
Stroke patient increase with 50% motor deficit disability. Therapists identify muscle conditions conventionally with a subjective approach, especially in post-stroke patients by measuring the flexor carpi radialis muscles. There has been no measurement of the flexor carpi radialis muscle in the intervention...
Proceedings Article

Application of Cocoa Pod Extract Compost with the Addition of Biochar and Pleurotus sp to Shallots on Sandy Clay Land

Iradhatullah Rahim, Sukmawati, Nur Ananda, Muh. Rustan, Rahmat Muda, Irninthya Nanda Pratami Irwan, Suherman, Muh.Iqbal Putera
The utilization of sandy clay is done by adding organic materials to minimize excessive chemical input. The purpose of this study was to determine the soil’s characteristics after applying cocoa husk compost and Pleurotus sp to 2 types of biochar, namely rice husk and corn cob biochar. Furthermore, the...
Proceedings Article

Students’ Reading Interest and Metacognitive Awareness in the Reading Concept Map (Remap) Model Integrated to Cooperative Learning in Biology

Siti Zubaidah, Nur Hayati, Nur Ismirawati, Arsad Bahri, Susriyati Mahanal
The aims of this research were to determine the effect of learning model that can improve students’ reading interest and metacognitive awareness. This research employed quasi-experimental design which purpose is to increase students’ reading interest and metacognitive awareness through the use of Remap...
Proceedings Article

The Quality Control of Refinery Bleaching Deodorize Palm (RBDP) Olein with Variations of Phosphoric Acid (H3PO4) and Bleaching Earth (BE)

Istianto Budhi Rahardja, Azhar Basyir Rantawi, Hendra Saputra, Dian Oktavia Pambudi
Crude palm oil (CPO) is the result of the production process of processing palm oil from fresh fruit bunches (FFB) of oil palm plantations. CPO is referred to as crude palm oil which is refined to become frying oil for public consumption. The process of refining CPO to become frying oil is carried out...
Proceedings Article

The Role of Digital Skills Advantage Enhancing Gen Z Work Readiness for the Future Digital Workplace: Evidence from Indonesia

Fery Riyanto, Amron, Sih Darmi Astuti
Digitalization in the industrial era 4.0 has changed how work and workplaces have become digital. It is predicted that many jobs will disappear in the future, which requires individuals to move dynamically according to the movement of industrial patterns. Many jobs are lost, of co. Of, there will be...
Proceedings Article

Implementation of Predictive Maintenance on Defense Radar Using FMECA Method and PHP Software to Support Maintenance Action Decision Making

Hendrawan Candra Purnama, Susy Susmartini, Lobes Herdiman
The operational readiness of the defense radar is crucial in protecting the country’s sovereignty from aerial threats. Proper monitoring of radar health status needs to be continuously developed to support high operational performance. Prioritizing equipment repairs through appropriate predictive maintenance...
Proceedings Article

The Digital Capability and Job Satisfaction Effects on the Performance Improvement of Islamic Boarding School Employees in Indonesia

Nur Ahmad Budi Yulianto, Amron, Piji Pakarti
Islamic boarding schools are one of the oldest educational institutions that cannot be ignored from the history and culture of Indonesia because it is proven that Islamic boarding schools have employees who are able to adapt to the times. In this digital transformation era, Islamic boarding school employees...
Proceedings Article

The Influence of Filler Concentration on Mechanical and Thermal Properties of Whey Protein Isolate/Silica Biocomposite Film

Ika Zuwanna, Medyan Riza, Sri Aprilia, Yanna Syamsuddin, Rozanna Dewi
The incorporation of silica (SiO2) into whey protein isolate (WPI)-based biocomposites film has been explored. This study aimed to determine the effect of SiO2 addition on the characteristics of WPI by casting. WPI was prepared with variations in SiO2 concentration ranging from 0% to 7% (w/w). The resulting...
Proceedings Article

Reducing Pertamax Inventory Costs at a Gas Station by Eliminating Shortage Using Probabilistic Economic Order Quantity

Sono, Andian Ari Istiningrum, Dwi Nurma Heitasari
Gas Station Z is a retail entity selling various fuel products such as gasoline (pertalite, pertamax) and diesel, the demands of which were fluctuating. Such a fluctuating demand often contributed to a condition in which customers failed to get the product at the right time. In addition, the gas station...
Proceedings Article

A Review on Real Driving Cycle-Based State of Charge Prediction for EV Batteries

Ikhsan Romli, Bermawi Priyatna Iskandar
Research on performance of Electric Vehicle is very important, especially in driving range of a Battery Electric Vehicle (BEV) that requires precise State of Charge (SoC) predictions. The battery SoC is an important parameter that reflects the performance of the battery. Meanwhile, the battery has varying...
Proceedings Article

Social Media as Communication for Natural Disasters: Analysis of Social Media for Disaster Management in Bantul Regency

Ishak Abidin, Muhammad Nur Kurniawan, Reyga Pramudita, Satria Iman Prasetyo
This study aims to describe the process of communicating natural disasters through social media belonging to the Disaster Management Agency (BPBD) of Bantul Regency. The choice of research location was based on the high disaster risk index in Bantul Regency against natural disasters. Taking into account...
Proceedings Article

Digitalization of Tourism Villages: Social Media as a Tourism Promotion Strategy in Tinalah Tourism Village, Kulon Progo Regency

Kevin Arya Pranaja, Muhammad Akbar Nugraha Sabarna, Dimas Prahmana, Satria Iman Prasetyo
This study aims to determine the communication strategy of Tinalah Tourism Village in promoting digital-based tourist destinations through social media. This research takes a case study in Dewi Tinalah Tourism Village as a digital tourism village that uses social media as a means of promoting tourism...
Proceedings Article

Agile Governance in Public Services: A Website Study of Mal Pelayanan Publik in the Special Region of Yogyakarta

Muhammad Ariq Rafi, Fadia Azzahra, Akhmad Kurniawan, Satria Iman Prasetyo
The background of this research is the Panrb Ministerial Regulation Number 23 of 2017 concerning the Implementation of Mal Pelayanan Publik (MMP). The Provincial Government of the Special Region of Yogyakarta (DIY) signed a commitment to implement the MPP with PANRB. It is hoped that MPP can make it...
Proceedings Article

Games Knowledge Model Development Indonesia Traditional Approach On-To-Knowledge

Tukino, Baenil Huda, Agustia Hananto, Hendry, Eko Sediyono, Saepul Aripiyanto
Traditional games are a form of play that reflects the customs of a tribe which are passed to the next generation. Traditional games have a philosophical meaning implied in each game and are also very fun. From the point of view of benefits, traditional games played by children are able to stimulate...
Proceedings Article

Microstructure and Mechanical Properties of Friction Stir Welding Aluminum AA1100 with the Parameter of the Tool Pin Profile

Nur Kholis, Helmy Purwanto, Darmanto, Muhammad Faiz Fadhlillah
The tool pin profile on Friction Stir Welding (FSW) has great influence toward the result of welding. The tool pin profile is one of the vital factors influencing the result of welding such as the microstructure and the mechanic characteristic on the joint of Weld Nugget (WN). This study aims to analyze...
Proceedings Article

A Graph with Central and Local Reference Set

Yuni Listiana, Liliek Susilowati, Slamin
The local metric set is a subset of vertex set in graph that introduced by Okamoto et al. It is referred to a subset where is for every two adjacent vertices in graph has different representation with the subset. Previously, Slater introduced the location set and reference set as another term of resolving...
Proceedings Article

Distribution Process of Biodiesel as a Primary Fuel to Support the Implementation of Logistics Strategy in Central Java

Yunanik, Sono
This study focuses on the distribution process of Biodiesel in relation to the logistics strategy of the FUEL TERMINAL which regulates the supply of Biodiesel products to Consumers (SPBU) as primary fuel. The analysis method used is SWOT, IFE, EFE and Internal External Matrix (IE). The results of the...
Proceedings Article

Digital Scales Based on Arduino Uno for Parents and Children via android and PC applications

Tri Hannanto Saputra, Fenty Pandansari, F. X. Suryadi
Stunting is a problem that we all face towards the golden generation of 2045. Stunting is a serious condition in children which is characterized by the child’s height being below average or the child being very short and his body not growing and developing properly. The problem of stunting is an important...
Proceedings Article

The Application of Sculpture Art to Environmentally-Based Works of Art by Utilizing Plantation Wood Waste Materials

Gustyan Rachmadi, Husen Hendriyana, Asep Sufyan Muhakik Atamtajani, Fajar Rahadian
In the era of globalization, science, including art, occupies the same role, namely being able to penetrate synergies with various other sciences. In this case art relates to the natural environment, agriculture and plantations as well as tourism. In the era of the Ministry of Tourism and Creative Economy,...
Proceedings Article

Experimental Study of Performance Comparison of Lithium Iron Phosphate Batteries and Supercapacitors on Electric Motorcycles

Yuan Perdana, Hermansyah
Electric vehicles generally use batteries for energy storage, but currently there are designs for electric vehicle energy storage using supercapacitors (SC) or a combination of batteries and SC. In previous research, an electric motorcycle was made by converting Suzuki Shogun SP125 chassis, 800-1000...
Proceedings Article

Analysis of Magnetic Pattern Distribution in a Mini-Permanent Magnetic Power Plant to Produce Optimal Electricity

Agri Suwandi, Budhi Muliawan Suyitno, Eka Maulana, Lutfi Gangsar Prayogo, Dahmir Dahlan
The use of electrical energy is becoming increasingly important in Indonesia, but the energy used is still dominated by fossil fuels by 87.64 percent. As a result, research is required to develop new energy sources. One of the renewable energies, the presence of a permanent magnet power plant, converts...
Proceedings Article

The Effects of Carbon Taxes on Firms’ Carbon Emission: Simulation Model in Indonesia

Andewi Rokhmawati
This research examines the effect of taxes on carbon on firms’ carbon emissions. To examine the effect, this research used a manufacturing firm-level dataset from 2012-2019. The data were secondary data collected by Indonesian Statistics. The research did not include 2020 and 2021 because Indonesian...
Proceedings Article

Potential Use of Refrigerated Distiller in Improving Quality Consistency and Productivity of Balinese Distilled Drink

I Nyoman Suamir, Made Ery Arsana, Ida Ayu Elistyawati
In Bali, there is an alcoholic drink that is traditionally distilled by Balinese villagers. The drink is well known as Arrack Bali distilled from fermented sap of palm flower. The use of traditional distillation equipment makes villagers unable to produce the drink with consistent quality. In fact, the...
Proceedings Article

Seasonal Energy Efficiency of Split AC Systems Applied for Different Regions Across Indonesia Archipelago: A Numerical Approach

I Wayan Temaja, I Nyoman Suamir, I Ketut Rimpung, I Nyoman Suparta
Seasonal energy efficiency of latest split type AC systems which commonly use R-410A, R-32 or R-290 refrigerants has been investigated in this paper. A numerical approach was applied on split AC system which operated at diverse environmental conditions of different regions across Indonesia archipelago....
Proceedings Article

Performance of Small Commercial AC System with R-32 Applied for Educational Building in Tropical Country: A Thermodynamic Simulation

I Nyoman Suamir, I Wayan Adi Subagia, I Dewa Made Susila, Ketut Bangse, Adi Winarta
A numerical evaluation on the performance of small commercial AC systems using R-32 as their refrigerant is presented. The evaluation is specifically applied for educational buildings in Bali Province, Indonesia. A digital model was developed. The model was established in Engineering Equation Solver...
Proceedings Article

Evaluation on the Potential Production of Horizontal Molding - Crystal Clear Ice Block Applying One Direction Heat Absorption

I Nyoman Suamir, I Putu Sastra Negara, I Wayan Suirya
The paper presents investigation on a small capacity of horizontal molding-crystal ice block machine. The investigation was motivated by the increasing need for crystal clear ice blocks in Bali as a tourist destination. Therefore, it is necessary to develop a crystal block ice machine that is functional,...
Proceedings Article

The Existence of Boats and Luang People - Maluku - Indonesia

Efilina Kissiya, Gábor Biczó
This paper is a narrative of the results of the initial exploration of Luang Island, which is one of the small outermost islands in Maluku, Indonesia. The purpose of this study is to describe the existence of the boats and the Luang people in their lives. This study uses a qualitative method with an...
Proceedings Article

The Effect of Elevated Temperature on the Mechanical and Morphological Properties of Aramid and Carbon Fiber Reinforced Epoxy/MWCNT

Roosdinal Umar, Istiroyah, Herry Purnomo, Dandy Ramadhan Tri Hutomo, Yurohman, Mohamad Baiquni
Aramid and carbon Fiber-reinforced polymer (FRP) has been widely used in automotive and aerospace industries, due to high-strength and low-density. The development of FRP composite material is needed to achieve higher mechanical properties of FRP in aerospace fabrication, especially for the performance...
Proceedings Article

Simulation of Fluid Sloshing in Core Catcher for Nuclear Accident Using Moving Particle Semi-Implicit Method

Asril Pramutadi Andi Mustari, Stefany Imanuel Sihombing, Anni Nuril Hidayati
Fluid sloshing simulations and tests were performed in a nuclear reactor scheme, especially core meltdown, using the moving particle semi-implicit (MPS) method. The MPS method is a method for analyzing the interactions between incompressible particles. In this method, the fluid is represented by particles,...
Proceedings Article

Study of Thickness Effect on Freeze-Valve Scheme for Molten Salt Reactor Safety System

Asril Pramutadi Andi Mustari, Virgo Eben
Molten Salt Reactor (MSR) is a liquid fuel reactor type candidate for Generation IV reactors due to its excellent safety system. A freeze valve is one of the safety systems used in MSR to prevent reactor accidents due to uncontrolled fuel temperature increases. The freeze valve is designed to melt when...
Proceedings Article

The Relationships Between Supply Chain Resilience and Firm Performance: The Mediation Role of Digital Innovation

Suwaryo Nugroho, Surachman, Rofiaty, Ainur Rofiq
This study aims to provide an explanation of the relationship between supply chain resilience and firm performance as well as the mediating role of digital innovation in West Java, Indonesia's food and beverage manufacturing. The relationship between supply chain resilience and firm performance...
Proceedings Article

Mobile Information Academic-Based UI/UX Design System Application Using the Design Thinking Method (Case Study: University of Singaperbangsa Karawang)

Intan Purnamasari, Vira Kristianinggrum, Apriade Voutama
Unsika Academic Information System is a service owned by Singaperbangsa Karawang University which has a function for the management and administration of student academic activities. However, this service is currently only available based on a website, then it has a confusing flow when you want to use...
Proceedings Article

Web-Based Knowledge Management System Design on Micro, Small Medium Enterprise (MSMEs) Reog Ponorogo

Ghulam Asrofi Buntoro, Indah Puji Astuti, Wahna Widhianingrum
Reog is one of the famous arts in Ponorogo. Reog Ponorogo is held not only to entertain the public, but also for ritual ceremonies. Reog craftsmen who are members of the Reog MSME business experienced many obstacles, especially during the covid-pandemic in obtaining raw materials, production, and marketing....
Proceedings Article

Traditional Sport, Indigenous Heritage, and Tourism Branding: Jemparingan PERPATRI in Madura, Indonesia

Yuliana Rakhmawati, Zandan Chanana, Qoniah Nur Wijayani, Diah Indiyati, Evi Novianti
As a form of cultural artifacts, jemparingan brings local values and virtues that need to be preserved. This article focuses on the ways in which PERPATRI as traditional archery association, after its successful bid to introduce as traditional sport, Jemparingan is branded as a sport tourism destination...
Proceedings Article

Review on Katuk (Sauropus androgynus (L.) Merr.) and Milk Production of Breastfeeding Mothers in Indonesia

Setyaningrum Rahmawaty, Zelyne Avita Padmasari
Katuk (Sauropus androgynus (L.) Merr.) leaf and its products, culturally have been used by lactation mothers in Indonesia to improve their milk production. A limited study examined the different processing/serving of the leaf to the milk releasing. This study aimed to explore the effectiveness of katuk...
Proceedings Article

Mathematical Computational Thinking Ability of Junior High School Students

Adi Ihsan Imami, Muhammad Rijal Kamil, Agung Prasetyo Abadi
This research is motivated by students’ mathematical computational thinking skills, which still need to improve. So, the goal of this study was to analyze and describe how students in Class VIII SMP think about math when they solve problems about probability. The research method used is descriptive qualitative....
Proceedings Article

Analysis of Higher Order Thinking Skills and Science Process Skills in 21st Century Education

Irham Nugroho, Minzani Aufa, Novita Nurul Chasanah, Defa Ajeng Wardani
An important demand of 21st century education is to improve students’ cognitive abilities. Higher-order thinking skills (HOTS) and science process skills (SPS) emphasize knowing facts, relating them to other relevant information, and using them to solve new problems. Based on the data, more than 50%...
Proceedings Article

The Work-Life Balance of Student Association Executive Board: The Role of Self-Efficacy, Transformational Leadership, and the Environment

Dian Riani, Hadi Sumarsono, Titis Purwaningrum, Siti Chamidah, Umi Farida
Being active in an organization is often the reason why students don’t graduate on time. Students who become administrators of organizations should be able to balance their roles between being students and being administrators. This study aims to examine the factors that affect work-life balance of the...
Proceedings Article

The Impact of the COVID-19 Pandemic on Cardiovascular Disease Research: A Bibliometric Analysis

Husnul Khuluq
During the pandemic, the literature on the COVID-19 landscape has improved significantly. Cardiovascular disease is a significant risk factor for COVID-19 patients. In this paper, we will use bibliometric analysis to map the patterns in global COVID-19 on Cardiovascular research, allowing researchers...
Proceedings Article

Public – Sector Innovation: The Implementation, Integration and Process HomPIMPA Health Information System-Based in Improving of Health Services in Sumenep Regency

Mujmal Ghanimah Usri, Muhammad Kamil
Public service must be provided by the government to community. In this case, the public services must be managed effectively and efficiently and ensure accessibility of services to realize good public values. The problems of public service delivery in Sumenep Regency, especially in the health public...
Proceedings Article

Comparative Analysis of E-learning Methods to Improve Students English Outcome during Covid-19 Pandemic Period

Aris Rakhmadi, Yanti Haryanti
The result of the English Proficiency Test (TOEP) of UMS students in the first and second periods of 2021 shows an increase in student failures, from 33.96% to 50.82%. The increase of TOEP failures means the possibility of mistakes and deficiencies in the teaching and learning process, in point of fact...
Proceedings Article

Investigating Spatial Correlation Between COVID-19 Incidence and Poverty in Klaten Regency, Central Java

Choirul Amin, Bela Hidayah, Dewi Novita Sari, Kuswadji Dwi Priyono, Chintania Azahra Tantri Noermartanto
A health and financial crisis has been brought on by the COVID-19 pandemic. The tight restrictions put in place to stop the COVID-19 virus have affected and limited economic activity, resulting in a drop in per capita income and an increase in the population of the poor. This research aims to analyze...
Proceedings Article

Ergonomic Approach: Posture Analysis and Design of Activity Aids for the Elderly

Ratnanto Fitriadi, Arif Farhan Syach, Afiqoh Akmalia Fahmi, Etika Muslimah, Indah Pratiwi
The ratio of dependence of the elderly to the productive age in Indonesia continues to increase which correlates with the need for facilities. One of the facilities needed and commonly used together with the productive age is the bathroom. Most Indonesians have permanent bathtubs and toilet squats that...
Proceedings Article

The Influence of Students’ Attributes on Thematic Map Reading Ability

Ratih Puspita Dewi, Yunus Aris Wibowo, Yuniar Budi Rahmawati, Wulansari Dwi Pambudi, dan Dewi Mayangsari
A thematic map is a media in conveying specific spatial information on the surface of the earth. One form of spatial information is disaster vulnerability area. Through maps, students can improve their competence in understanding spatial disaster information. The better the ability to read the information...
Proceedings Article

Effect of Extraction Solvent on Extraction Yield, Cytotoxic Activity and Bioactive Compound in Zingiber officinale Roscoe var rubrum

Kirana Anggraini, Dyah Ayu Woro Setyaningrum, Laela Wulansari, Hening Tyas Andayani, Laviany Putri Shihran, Isra Fauziyyah
Red ginger (Zingiber officinale Roscoe var rubrum) is a commonly used spice in Indonesia. It contains various chemical constituents, such as phenolic compounds, terpenes, polysaccharides, lipids, organic acids, and fiber. The health benefits of ginger are mainly related to its phenolic compounds, such...
Proceedings Article

Promoting Motivation and Autonomy Through Online Teaching-Learning Process by Using ESP Printed Material

Agustin Rebecca Lakawa, Retno Indriyani, Aditya Barkah
The constructs of motivation and autonomy reveals that these two terms can be used in language learning to adjust to the current situation. The understanding of the terms will accommodate the parties involved in dealing with the complex situations in English for Specific Purpose (ESP) situation. These...
Proceedings Article

Analysis of Mental Workload and Fatigue of Packer Unit Operators Using NASA TLX and SOFI

Mila Faila Sufa, Dyah Kurnia Sari
Human activities can be grouped into two main components including physical activity and mental activity. Mental workload is a combination of a component regarding the condition of workers, in terms of time and demands of work tasks related to the workload that has been given. PT. XYZ is one of the Indonesian...
Proceedings Article

Influence of Extraction Solvents on Capsaicin Compound and Cytotoxic Activity of Piper retrofractum Vahl

Kirana Anggraini, Dyah Ayu Woro Setyaningrum, Laela Wulansari, Hening Tyas Andayani, Laviany Putri Shihran, Isra Fauziyyah
Capsaicin (8-Methyl-N-vanillyl-trans-6-nonenamide) is an active compound found in plants from the genus Capsicum. Genus capsium posseses different species of red chilli (Capsicum annuum Linn), green chilli (Capsicum annuum var.annuum) and other varieties that are familiar in Indonesia. However, the plants...
Proceedings Article

Evaluation of Coffee Bean Defects, Quality of Brewed Coffee, and Caffeine Content of Premium Ground Coffee

Analianasari, Taufik Nugraha Agassi, Muhammad Perdiansyah Mulia Harahap
Premium coffee has a market segmentation with high prices because it has carried out coffee bean processing following SNI standards, especially coffee quality defects. Drinking coffee is related to the effect of freshness after drinking coffee, and the refreshing product comes from the caffeine content....
Proceedings Article

Effects of Indian Sandalwood Essential Oil (Santalum album Linn) in Inhibiting the Growth of Biofilm Streptococcus Mutans ATCC 25175

Velicia Ghina Nadhifa, Ciptadhi Tri Oka Binartha
Streptococcus mutans is a major cause of dental caries. The gold standard for antimicrobial mouthwash is chlorhexidine gluconate 0.2%. If used long term, chlorhexidine gluconate might induce an allergic response as well as tooth discoloration. The essential oil of Indian Sandalwood is a natural product...
Proceedings Article

Using of Fermentation Liquid from Mangrove Leaves “Avicennia Marina” in Combination of Temperature on Seaweed “Kappaphycus Alvarezii” in Controlled Media

Samsu Adi Rahman, Frederik Dony Sangkia, Fitriani A. Larekeng
The fermented liquid derived from mangrove leaves contains secondary metabolites in the form of lactic acid, bacteriocins, phytochemical compounds, and has primary metabolites in the form of macro and micro nutrients, as well as potential endophytic bacteria. This study aims to determine the performance...