Articles
KONTROL BERBASIS SYNCHRONVERTER DAN MODEL PREDIKTIF UNTUK MULTI-PORT AUTONOMOUS RECONFIGURABLE SOLAR PLANTS
Aditya Galih Setyaji;
Dendy Kurniawan;
Edy Siswanto
Informatika: Jurnal Teknik Informatika dan Multimedia Vol. 3 No. 1 (2023): Mei : JURNAL INFORMATIKA DAN MULTIMEDIA
Publisher : LPPM Politeknik Pratama Kendal
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DOI: 10.51903/informatika.v3i1.233
Penelitian ini menyajikan algoritma synchronverter dan arsitektur kontrol sistem Multi-port Autonomous Reconfigurable Solar (MA_RS) untuk memberikan dukungan ke jaringan ac di bawah berbagai peristiwa di jaringan dan menyajikan algoritma kontrol berbasis model-based predictive control (MB_PC) untuk sistem MA_RS untuk memberikan dukungan ke jaringan ac ketika perubahan frekuensi diamati di jaringan. Tujuan utama dari penelitian ini adalah untuk mengusulkan skema kontrol lanjutan berbasis model-based predictive control (MB_PC) yang dapat memberikan dukungan frekuensi selama penyimpangan frekuensi yang tidak terduga. Dalam penelitian ini, implementasi rinci dari algoritma kontrol berbasis synchronverter untuk sistem MA_RS disajikan. Algoritme kontrol yang diusulkan dan arsitektur kontrol sistem MA_RS dievaluasi melalui simulasi pada platform simulasi PSCAD/EMTDC untuk menampilkan kinerja dalam berbagai kondisi operasi dan dievaluasi dalam model simulasi luring Opal-RT yang juga dapat digunakan untuk melakukan uji kontrol-perangkat keras-in-the-loop (c-HIL). Algoritme model-based predictive control (MB_PC) canggih untuk memberikan dukungan frekuensi ke topologi baru photovoltaic (PV) terintegrasi, energy storage system berbasis baterai (ESS), dan high-voltage direct current (HV_DC) sistem yang disebut multi-port autonomous reconfigurable solar (MA_RS) diusulkan. Algoritme kontrol yang diusulkan untuk dukungan frekuensi didasarkan pada kontrol berbasis synchronverter. Simulasi sistem MA_RS-HV_DC dengan strategi kontrol yang diusulkan disimulasikan dan divalidasi untuk MA_RS yang terhubung ke jaringan rasio hubung singkat (SCR) rendah di lingkungan simulasi PSCAD/EMTDC. Hasil penelitian ini menunjukkan bahwa sistem MA_RS dengan kontrol berbasis SG memberikan dukungan voltase yang lebih baik dengan menyuntikkan lebih banyak daya reaktif ke dalam sistem selama gangguan fase seimbang dibandingkan dengan metode kontrol berbasis VSG. Untuk respon tegangan, metode kontrol berbasis SG lebih baik daripada metode kontrol berbasis VSG untuk kondisi SCR berbeda yang diuji. Kontrol berbasis MB_PC didasarkan pada algoritma kontrol berbasis synchronverter. Algoritme kontrol yang diusulkan dan arsitektur kontrol sistem MA_RS dievaluasi pada sistem MA_RS pada lingkungan simulasi PSCAD/EMTDC. Hasil simulasi menampilkan peningkatan nadir frekuensi dan kondisi tunak frekuensi yang disediakan oleh sistem Multi-port Autonomous Reconfigurable Solar (MA_RS) melalui kontrol MB_PC. Dalam penelitian dimasa depan, metode kontrol lanjutan diperlukan untuk menyediakan operasi yang stabil di bawah kesalahan yang tidak seimbang.
APPLICATION OF SOLAR ENERGY TO MEASURE PHOTOVOLTAIC CAPACITY AND BATTERY OPTIMIZATION
Unang Achlison;
Iman Saufik Suasana;
Dendy Kurniawan
Journal of Technology Informatics and Engineering Vol. 1 No. 1 (2022): April: Journal of Technology Informatics and Engineering
Publisher : University of Science and Computer Technology
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DOI: 10.51903/jtie.v1i1.145
This study uses the Markov Decision Model (MDP) to implement battery degradation and optimize battery use in Photovoltaic and the battery system model created. The battery optimization scheme for home loads uses the application of solar energy to optimally measure photovoltaic and battery capacity against each other. The different qualities of the standard used in this study are described starting from system characteristics and charge settings to an analysis of MDP and battery degeneration. Various systems undergo a list of analyses to implement awareness reasoning although developing battery volume and photovoltaic for the current system. The parametric span of cosmic and battery central tariff, the tariff of power worn taken away the framework, tariff of battery degeneration, time of year, photovoltaic generator size, battery size, and Health Status (SoH) of batteries were carried out to determine the optimal volume estimate and analyze the trade-offs essential in a mix scheme. This is then used to treasure trove the minimum amount of fee of the scheme with photovoltaic and battery application. This study support decision of the essential sizing deliberation for photovoltaic and battery-managed home loads linked to the services grid. Insightful that the battery can be used more destructively, also it can be formed lower and run at a greater C speed. This study analyzes actual fog computing research tools and storage composition algorithms for fog computing and develops a fog computing monitoring framework to provide data for fog computing storage composition algorithms. The framework proposed in this study provides granular container virtual hardware resource information and black box monitoring of service layer information associated with microservices. Framework usefulness on Raspberry Pis and CPU overhead of framework tested. The results of this study present the framework proposed could be used on single-chip microcomputers with relatively inadequate computational performance. In addition, a minimal effect on the battery degeneration system on the MDP decision due to the low system C-rate limit for the battery and interesting behavior of total fee and demand is also found. For future research, testing different maximum C levels should be considered to determine the photovoltaic size and battery system affected. Various battery optimization systems can be proved to check the benefit and disbenefits in the microgrid system case study. Lastly, collecting a scheme for actual-time reproduction to know how nice the operation is performing is the next stage of implementing MDP for battery management and system development.
Indoor Air Monitoring and Filtration Using Arduino-Based Plasma Technology
Adi Sofyan;
Dendy Kurniawan
Journal of Technology Informatics and Engineering Vol. 2 No. 2 (2023): August : Journal of Technology Informatics and Engineering
Publisher : University of Science and Computer Technology
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DOI: 10.51903/jtie.v2i2.167
In public service offices in the government, special areas or rooms are provided for smoking. At the Kendal District Court Class 1B the smoking room or smoking area still uses air ventilation and fans to neutralize cigarette smoke. As a result, the smoke that is exposed to the fan in the smoking room spreads out and disturbs the health of the surrounding community or disrupts the activities of employees at the Kendal Class 1B District Court. In this case, the Kendal Class 1B District Court, especially this smoking area, needs to be handled, namely making a device that can filter cigarette smoke and monitor the condition or level of air quality in the room so that cigarette smoke does not spread outside the room and harm your health. To help the filtration system in smoking rooms, there needs to be an automatic system that is able to work when cigarette smoke in the room is at a certain level. The sensors used to detect levels of CO ( carbon monoxidant), CO2 (carbon dioxidant) in cigarette smoke are MQ-7 and MQ-135. The way this tool works, if cigarette smoke in the room reaches the threshold level of gas in the room, the fan will suck it into the filtration room, after which it will be exhaled back into the smoking room and will notify the condition of the room on the LCD monitor display.
SISTEM INFORMASI PENYUSUTAN AKTIVA TETAP SEBAGAI PENGELOLAAN ASET TETAP DENGAN METODE GARIS LURUS BERBASIS MULTIUSER
Luvianti Anggreini;
Dendy Kurniawan
Jurnal Riset Sistem Informasi Vol. 1 No. 1 (2024): Januari : Jurnal Riset Sistem Informasi
Publisher : CV. Denasya Smart Publisher
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DOI: 10.69714/0060xs85
In a company, assets are one of the most important working capital that needs to be managed well. This includes maximizing the value of its benefits as well as its existence so that it can be used optimally and the need for accurate recording of assets so that they can be used for good decision making. One type of asset/asset in a company is fixed assets/assets. Fixed assets/assets are one of the items on the balance sheet besides current assets/assets, long-term investments, reserve funds, and other assets/assets. PT. Thanks to Sejati Transindo (BESTINDO) Semarang as one of the document and goods delivery service companies, so far it still uses Ms. Excel for recording, calculating and reporting company fixed assets. Some of the weaknesses of this old system are: 1) the asset/asset management system is still simple, 2) fixed asset/asset data is not yet integrated and does not have a database, 3) there are inconsistencies and calculation errors, 4) the recording and reporting system is still takes quite a long time to process, 5) incomplete data will have an impact on inappropriate decision making, and 6) the absence of an integrated Accounting Information System (AIS) means that the management of fixed assets/assets in the company cannot be carried out properly because the data The condition, condition and value of the company's fixed assets/assets have not been recorded properly and accurately. This research designs an AIS for calculating and reporting depreciation of fixed assets using the straight line depreciation method using Visual Basic 6.0 and MySQL. The objectives of this research are: 1) to help calculate depreciation of fixed assets/assets owned by the company, 2) to provide information about the detailed condition of each asset/fixed asset owned by the company so as to help the company in managing fixed assets/assets, and 3) to help present precise and accurate reports for the purposes of the company's internal financial reports and taxation.
SISTEM INFORMASI AKUNTANSI PERENCANAAN ANGGARAN BIAYA KONTRUKSI PADA CV. TEGUH SEJAHTERA DENGAN METODE ACTIVITY BASED BUDGETING TAHUN 2023
Octavian Endra Saputra;
Dendy Kurniawan
Jurnal Riset Sistem Informasi Vol. 1 No. 2 (2024): April : Jurnal Riset Sistem Informasi
Publisher : CV. Denasya Smart Publisher
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DOI: 10.69714/ejj5sn79
A construction cost budget is needed to calculate a building or project with the costs required for materials and wages, as well as other costs related to the implementation of the building or project. CV Company. TEGUH SEJAHTERA is a company operating in the construction services sector. CV. TEGUH SEJAHTERA has handled various projects ranging from irrigation construction, buildings, roads, bridges, docks, and other construction services. Activity Based Budgeting is a budget preparation process that focuses on improving the system used by the organization in order to produce value for customers and focuses on processes that are integral to an organization, as well as being a process of planning and controlling activities expected by the organization to achieve the budget. that is cost-effective and meets workloads in line with organizational goals and strategies. Using the Activity Based Budgeting method can help solve problems in planning budget costs on CV. TEGUH PROSPEROUS Kendal.
Deteksi Malware Statis Menggunakan Deep Neural Networks Pada Portable Executable
Dieta Wahyu Asry;
Eko Siswanto;
Dendy Kurniawan;
Haris Ihsanil Huda
Teknik: Jurnal Ilmu Teknik dan Informatika Vol. 3 No. 1 (2023): Mei: Teknik: Jurnal Ilmu Teknik dan Informatika
Publisher : LPPM Sekolah Tinggi Ilmu Ekonomi - Studi Ekonomi Modern
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DOI: 10.51903/teknik.v3i1.325
Latar Belakang: Dua komponen utama pada analisismalware adalah analisis malware statis yang melibatkan pemeriksaan struktur dasar malware yang dapat dieksekusi tanpa mengeksekusinya sedangkan analisis malware dinamis bergantung pada pemeriksaan perilaku malware setelah menjalankannya di lingkungan yang terkendali. Analisis malware statis biasanya dilakukan oleh perangkat lunak anti-malware modern dengan menggunakan analisis berbasis tanda tangan atau analisis berbasis heuristik. Tujuan Utama: Tujuan dari penelitian ini adalah megusulkan dan mengevaluasi deep neural network untuk menganalisis file portabel secara statis guna mempelajari fitur-fitur dari portable executable malware untuk meminimalkan terjadinya false positive saat mengenali malware baru. Metode penelitian: Model yang diusulkan dalam penelitian ini adalah model Neural Network with Dropout terhadap model pohon keputusan untuk memeriksa seberapa baik kinerjanya dalam mendeteksi file PE berbahaya yang sebenarnya. Metode format-agnostik digunakan untuk mengekstrak fitur dari file. Dataset digunakan untuk melatih model yang diusulkan dan membandingkan hasil dengan dataset malware lain yang diketahui. hasil: Hasil dari penelitian ini menunjukkan bahwa penggunaan jaringan saraf dalam yang sederhana untuk mempelajari fitur PE vektor tidak hanya efektif, tetapi juga kurang intensif sumber daya dibandingkan dengan metode deteksi heuristik konvensional. kesimpulan: Model yang diusulkan dalma penelitian ini mencapai AUC sebesar 99,8% dengan 98% true positive pada 1% false positive pada kurva ROC. Untuk menunjukkan bahwa model ini berpotensi melengkapi atau menggantikan perangkat lunak anti-malware konvensional maka untuk penelitian dimasa depan diusulkan untuk mengimplementasikan model ini secara praktis
Perancangan Sistem Penjualan Berbasis Web Menggunakan Metode Objek
Pamungkas, Seviana Putri;
Dendy Kurniawan;
Taufik Kurnialensya
Jurnal Ilmiah Sistem Informasi Vol. 4 No. 1 (2025): Januari : Jurnal Ilmiah Sistem Informasi
Publisher : LPPM Universitas Sains dan Teknologi Komputer
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DOI: 10.51903/a49m7w68
Penelitian ini berjudul "Perancangan Sistem Informasi Penjualan Model Negosiasi Menggunakan Object Oriented" yang bertujuan untuk mengembangkan aplikasi sistem informasi penjualan berbasis web untuk Toko Dariku Indonesia. Dengan semakin pesatnya perkembangan teknologi informasi, e-commerce menjadi metode pemasaran yang penting bagi perusahaan. Toko Dariku Indonesia, yang bergerak dalam penjualan piyama, menghadapi tantangan dalam meningkatkan efisiensi administrasi dan penjualan melalui platform online. Penelitian ini mengidentifikasi kebutuhan akan website yang dapat mengelola transaksi penjualan online dengan fitur tawar menawar. Metode yang digunakan adalah Object Oriented Analysis and Design (OOAD) dengan pendekatan ICONIX, yang berfokus pada kebutuhan pengguna. Penelitian ini mencakup perancangan dan implementasi website yang memungkinkan konsumen untuk melakukan negosiasi harga, serta pengelolaan data transaksi oleh administrator. Hasil dari penelitian ini diharapkan dapat meningkatkan efektivitas layanan dan penjualan Toko Dariku Indonesia, serta menjadi referensi bagi pengembangan website serupa di masa depan.
PENDAMPINGAN PENGELOLAAN DAN PELAPORAN PADA KOPERASI KPRI RUKUN KENDAL
Tri Novita Wahyuni;
Dendy Kurniawan
Jurnal Padamu Negeri Vol. 1 No. 3 (2024): Juli : Jurnal Padamu Negeri (JPN)
Publisher : CV. Denasya Smart Publisher
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DOI: 10.69714/dd0hkr45
One of the main problems faced in the management of cooperatives in Indonesia today is the level of competence of human resources within the cooperative, and the level of financial competence in the sustainability of cooperatives is one of the few parts of human resource competence in cooperative development that needs to be considered. Theoretical and practical understanding of cooperative managers regarding the recording and reporting of cooperative finances in accordance with accounting standards is carried out in this community service. The method used is called Participatory Action Research, and involves eight steps. Feedback from the community shows that after a period of intensive outreach by the community outreach team, KPRI Rukun Kendal can conduct consultations and business exchanges in accordance with the Micro, Small, and Medium Enterprise Exchange Standards. The assistance provided by the community service team to the KPRI Rukun Kendal cooperative managers is ongoing. Although community service activities have been completed, the evaluation and follow-up of the evaluation results
Smart Marketing Transformation: Optimalisasi Promosi UMKM Melalui Ai, Chatgpt, Dan Sistem Informasi Manajemen
Teguh Setiadi;
Edy Siswanto;
Dendy Kurniawan;
Ahmad Ashifuddin Aqham
Seminar Nasional Teknologi dan Multidisiplin Ilmu (SEMNASTEKMU) Vol. 5 No. 1 (2025): SEMNASTEKMU
Publisher : Universitas Sains dan Teknologi Komputer
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DOI: 10.51903/b279z146
Micro, Small, and Medium Enterprises (MSMEs) contribute significantly to Indonesia’s economy; however, technological advancements and shifts in consumer behavior require MSMEs to adapt more rapidly to remain competitive. Digital transformation has become a strategic and inevitable step in facing the dynamics of the modern market. This study offers novelty through the integration of Generative AI (ChatGPT) with Management Information Systems (MIS) as an innovative model to enhance MSMEs’ digital marketing capabilities. Using a literature review method with a qualitative approach based on 2020–2025 publications from Google Scholar, this study identifies that the utilization of ChatGPT not only accelerates information processing and service automation but also supports real-time, data-driven marketing decision-making. The findings demonstrate that the ChatGPT–MIS collaboration can create a smart marketing ecosystem that strengthens MSMEs’ competitiveness by improving operational efficiency, personalizing customer services, and optimizing digital promotional strategies. Case studies on TikTok and Tokopedia Kenangan confirm that the adoption of AI-based digital technologies can expand market reach, increase sales conversion, and improve inventory management. Nevertheless, challenges such as uneven digital infrastructure and low technological literacy need to be addressed through continuous training and mentoring. This study asserts that integrating ChatGPT into MIS presents a relevant and innovative approach for MSMEs to adapt to an increasingly dynamic digital business ecosystem.
PENDAMPINGAN PEMANFAATAN MULTIMEDIA PEMBELAJARAN MENGGUNAKAN OBS PADA MADRASAH ALIYAH SUNNIYYAH SELO GROBOGAN
Moh. Muthohir;
Dendy Kurniawan
Jurnal Padamu Negeri Vol. 3 No. 1 (2026): Januari : Jurnal Padamu Negeri (JPN)
Publisher : CV. Denasya Smart Publisher
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DOI: 10.69714/00q1dz31
This community service activity aims to improve the competency of teachers at the Sunniyyah Selo Grobogan Islamic Senior High School in utilizing video-based multimedia learning using the Open Broadcaster Software (OBS) application as a means of supporting a more interactive teaching and learning process. The main problems faced by partners were the low utilization of digital learning media, teachers' limited knowledge regarding screen recording and audiovisual material management, and the lack of simple standards for creating independent learning content in the madrasah. The implementation method included needs analysis, socialization of the importance of learning multimedia, technical training on the use of OBS, mentoring in learning video production practices, and evaluation of results through product assessments and participant satisfaction questionnaires. The results of the activity showed an increase in teachers' understanding of the concept of learning multimedia, their ability to install and configure OBS, create simple scenarios (storyboards), and produce at least one learning video for the subjects they teach. This activity also encouraged the madrasah's commitment to developing a learning video content bank as a learning resource that can be used sustainably in both face-to-face and online learning.