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Double Exponential Smoothing Berimputasi LOCF Dan Linear Interpolation Dalam Akurasi Peramalan Harga Harian Emas Riki Ruli A. Siregar; Taufik Djatna; Sergius Sarmose Manggara Putra Sarmose Manggara Putra; Irwansyah Saputra
KILAT Vol 10 No 1 (2021): KILAT
Publisher : Sekolah Tinggi Teknik - PLN

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33322/kilat.v10i2.1200

Abstract

Gold is another kind of investment that often experiences price change, mostly every day. Because of its price fluctuation, forecasting is needed to help the investor in investment decision making. But during this Coronavirus Disease 2019 (Covid-19), the gold price is fluctuating extremely than the past 4 years so a better forecasting method approached and analysis technique is needed due to this case. Double Exponential Smoothing method is chosen to forecast this daily gold price. On the other hand, there are so many missing values spreading around the main dataset so the imputation method is needed too, Last Observation Carried Forward (LOCF) and linear interpolation are chosen for imputing the missing values. In this research, the main dataset was split into 3 (three) datasets, which are Precovid-19 (before Covid-19, used only for visualizing the actual fluctuation condition during this pandemic), Incovid-19 (during Covid-19 based on the date where the first Covid-19 case occurred in Indonesia), and Combination (a binding dataset of Pracovid-19 and Incovid-19). Although Incovid-19’s MAPE value is higher than Pracovid-19 and Combination’s MAPE values, in evaluation session showed that Incovid-19’s MAPE of forecast results has the lowest value rather than Combination’s MAPE of forecast results, so the conclusion of this research is Incovid-19 dataset with LOCF imputation is the most adaptive with the actual condition and it is used to forecast the daily gold price until the last period of the main dataset then.
Implementasi Ant Colony Optimization (ACO) pada Sistem Irigasi Lahan Tadah Hujan Abdul Haris; Trisma Juwita; Rosida Nur Aziza; Hengki Sikumbang; Riki Ruli A. Siregar
KILAT Vol 10 No 2 (2021): KILAT
Publisher : Sekolah Tinggi Teknik - PLN

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33322/kilat.v10i2.1518

Abstract

The purpose of this research is to produce an optimal water distribution system for irrigation of rainfed land. The problem with conventional irrigation systems is that the water distribution process cannot be controlled and monitored automatically and in real time. The impact on water distribution becomes ineffective. The implementation of Ant Colony Optimization (ACO) is used in research as a method to determine the location or node based on the pheromone pattern of the soil dryness level at the sprinkler nodes to be distributed by the water flow, taking into account the criteria level on the soil as a trend of probability values ​​and determining the nodes according to the needs in the flow water. The results obtained from this study indicate that the data displayed is the level of dryness of each node, the volume of water in the reservoir, and the flow of water flowing. The ACO test shows the sequence of nodes that will be passed after the optimization process of water distribution in a rainfed irrigation system using the ACO method gets an error value calculated by the MAPE method of 43% so that it gets an accuracy value of 57%.
Analisis Trafo Scott Mengatasi Penurunan Kapasitas Daya Akibat Distorsi Harmonik Jaka Suprapto; Chairul G Irianto; Riki Ruli A. Siregar
Energi & Kelistrikan Vol 12 No 2 (2020): Energi dan Kelistrikan: Jurnal Ilmiah
Publisher : Sekolah Tinggi Teknik PLN

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33322/energi.v12i2.1085

Abstract

This study aims to determine Scott's transformer size which is suitable for use in the electrical system of the 4th Floor, F&G Building, Herry Hartanto Building, Faculty of Industrial Technology, Trisakti University. found in the electrical system. The research used is a quantitative and qualitative approach. This quantitative study was used because the researchers wanted to know and calculate the magnitude of the harmonics that occurred on the 4th Floor, F&G Building, Herry Hartanto, Faculty of Industrial Technology, Trisakti University and designed a single passive tuned filter parameter. Whereas qualitative research was used to analyze the comparison between before and after the installation of Scott transformers and their effect on the harmonic value of the 4th Floor, F&G Building, Herry Hartanto, Faculty of Industrial Technology, Trisakti University. The results of this study are the simulation results of the Scott relationship transformer installation can eliminate voltage harmonics so that the electric waves formed into pure sine and Scott transformer connection installation can reduce the highest THD value in panel A, Floor 4, Building F&G, Herry Hartanto Building, Faculty of Technology Industry, Trisakti University from 11.45% to 1.28x10-5%
Teknologi Content Management System (CMS) Dinamis untuk Pengembangan Aplikasi Penerimaan Siswa Baru (PSB) SDIT Yasir Cipondoh Rahma Farah Ningrum; Rosida Nur Aziza; Puji Catur Siswipraptini; Abdul Haris; Karina Djunaidi; Riki Ruli A. Siregar; Efy Yosrita
Terang Vol 4 No 2 (2022): TERANG : Jurnal Pengabdian Pada Masyarakat Menerangi Negeri
Publisher : Sekolah Tinggi Teknik - PLN

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33322/terang.v4i2.1466

Abstract

Penerimaan Siswa Baru adalah kegiatan tahunan yang diselenggarakan oleh semua sekolah pada setiap tahun ajaran baru, tidak terkecuali SDIT Yasir yang terletak di Cipondoh Tangerang. Untuk menjangkau para calon siswa yang berdomisili diluar Cipondoh, diperlukan suatu pengembangan aplikasi Penerimaan Siswa Baru yang berbasis web dengan semua fitur standar yang diperlukan untuk memudahkan calon siswa baru dan pihak sekolah. Terdapat beberapa fitur menu diantaranya registrasi, verifikasi pembayaran, jadwal tes dan laporan pendaftaran siswa baru.
Pelatihan Internet dan Pengenalan E-Commerce Bagi Masyarakat Desa Ciaruteun Ilir Bogor rosida nur aziza; Abdul Haris; Rahma Farah Ningrum; Puji Catur Siswipraptini; Karina Djunaidi; Abdurrasyid Abdurrasyid; Riki Ruli Siregar
Terang Vol 1 No 1 (2018): TERANG : Jurnal Pengabdian Pada Masyarakat Menerangi Negeri
Publisher : Sekolah Tinggi Teknik - PLN

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (450.501 KB) | DOI: 10.33322/terang.v1i1.92

Abstract

Ciaruteun Ilir is a village in the District of Cibungbulang, Bogor. It is located approximately 25 kilometres from the capital of the Bogor Regency. The average population, mostly farming, is on the poverty line and has a low level of education. Formal education facilities are still very limited. Therefore, training and courses from the government and other parties are needed to increase the knowledge, broaden their mind, and improve the skills of the population. The courses that are organized are expected to increase the villagers’ income. While broader mind is expected to increase citizens' awareness of the importance of education. The PKM (Program Kemitraan Masyarakat or community service program) team intends to provide training related to Information Technology to the public, especially regarding the introduction of the Internet. The public will be introduced to the Internet and E-Commerce, which is one of the Internet applications that allows buying and selling transactions through the Internet network. The internet will open opportunities for citizens to increase knowledge and learn from various sources. With E-Commerce training, villagers will be equipped with the ability to be able to introduce products from their villages and doing commercial transactions via the Internet.
Pelatihan E-Learning Google Classroom di SMAIT Asy-Syukriyyah Cipondoh Puji Catur Siswipraptini; Rosida Nur Aziza; Karina Djunaidi; Rahma Farah Ningrum; Abdurrasyid Abdurrasyid; Riki Ruli Siregar
Terang Vol 2 No 1 (2019): TERANG : Jurnal Pengabdian Pada Masyarakat Menerangi Negeri
Publisher : Sekolah Tinggi Teknik - PLN

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33322/terang.v2i1.556

Abstract

SMAIT Asy-Syukriyyah is a high school located in Cipondoh, about 12 km from STTPLN. This high school has started to implement the distance learning method via the Internet, or known as E-Learning, as a complement to the existing teaching and learning process. One of the obstacles faced by the school in organizing E-Learning is the lack of human resources. The ability of teachers and the number of teachers who use E-Learning are still limited, as well as the students abilities. Therefore, the PKM Team from STT PLN intends to hold training for new students so that these students know the benefits of E-Learning and get to know the basics of using Google Classroom, as an application for E-Learning chosen by the school. The training is divided into several classes, each of which contains approximately 20 students. Each student is given the opportunity to practice directly through a computer or smartphone. The total number of participants who took part in the training was 82 students. And from the questionnaire given, all stated that the training provided was useful ..
Aplikasi Penerimaan Siswa Baru (PSB) Berbasis Web Pada SDIT Yasir Cipondoh Puji Catur Siswipraptini; Riki Ruli A. Siregar; Rahma Farah Ningrum
Terang Vol 3 No 1 (2020): TERANG : Jurnal Pengabdian Pada Masyarakat Menerangi Negeri
Publisher : Sekolah Tinggi Teknik - PLN

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33322/terang.v3i1.1087

Abstract

SDIT Yasir is an Islamic elementary school located in Cipondoh, Tangerang. The Web-Based New Student Admission was created to make prospective students easier to register the school and to manage data student easily for school. Users of this application are prospective students and the registration part at SDIT Yasir. There are 5 menus available on this application, namely registration, check email, payment, payment verification and change payment data.
IoT for smart home system Puji Catur Siswipraptini; Rosida Nur Aziza; Iriansyah Sangadji; Indrianto Indrianto; Riki Ruli A. Siregar; Grace Sondakh
Indonesian Journal of Electrical Engineering and Computer Science Vol 23, No 2: August 2021
Publisher : Institute of Advanced Engineering and Science

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.11591/ijeecs.v23.i2.pp733-739

Abstract

This paper examines the integration of smart home and solar panel system that is controlled and monitored using IoT (internet ofthings). To enable the smart home system to monitor the activity within the house and act according to the current conditions, it is equipped with several sensors, actuators and smart appliances. All of these devices have to be connected to a communication network, so they can communicate and provide services forthe smart home’s in habitants. The smart home system was first introduced to provide comfort and convenience, but later it should also address many other things, e.g. the importance of the efficient use of energy or electricity and hybrid use of energy sources. A solar panel is added to the smart home prototype and its addition is studied. Adaptive linear neural network is implemented in the prototype as an algorithm for predicting decisions based on the current conditions. The construction of the proposed integrated systemis carried out through several procedures, i.e. the implementation of the adaptive linear neural network (ADALINE) as the neural network method, the design of the prototype and the testing process. This prototype integrates functionalities of several household appliances into one application controlled by an Android-based framework.
Integrating LoRa SX178S with GPS Sensor for Free Geolocation Satrio Yudho; Darma Rusjdi; Rizki Pratama Putra; Riki Ruli A. Siregar
KILAT Vol 11 No 1 (2022): KILAT
Publisher : Sekolah Tinggi Teknik - PLN

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33322/kilat.v11i1.1620

Abstract

Global positioning system known as an information which determine position of an object in standard value like Longitude and Altitude. due the trending development of Internet of things and its application, providing services is enable by using cellular networks which in metered connection. LoRa so-called long-range radio communication is one of wireless network sensor infrastructure that have an advantage in longer range operation. integrating LoRa with GPS module is one solution to provide location services with relatively free of cost. in this paper, we present our experiment of LoRa chipset SX76s and GPS module to aim the geolocation information to locate the device location.
MODEL SISTEM MONITORING TANGKI BAHAN BAKAR MINYAK SPBU DENGAN MENGGUNAKAN WEB APLIKASI DAN SMS GATEWAY Riki Ruly A. Siregar; Rifky Raymond
Jetri : Jurnal Ilmiah Teknik Elektro Jetri Volume 12, Nomor 2, Februari 2015
Publisher : Website

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1183.354 KB) | DOI: 10.25105/jetri.v12i2.503

Abstract

The process of measuring gasoline container tanks in gas station or SPBU is one of the business activities conducted to manage the availability of the gasoline for customers. Usually, the measurement process is conducted manually by direct measurement or using mechanical method dipstick, so it is hard to get a good measurement result especially if the process conducted at night with lack of light. This research try to develop a telemetry system model to monitor the level of gasoline in the container tanks by integrating the use of Arduino microcontroller, ultrasonic sensors, temperature sensors LM35 with PHP programming language, Gammu SMS Gateway, Visual C# and utilizing wireless communication media. The system is tested to monitor the volume of fuel at the gas station through web based application program and integrated SMS gateway to provide information about the condition of the fuel tank when the fuel almost reached its lowest level.Proses pengukuran tangki bahan bakar minyak merupakan salah satu aktivitas dalam mengelola usaha stasiun pengisian bahan bakar minyak (SPBU). Pengukuran tangki bahan bakar minyak pada SPBU saat ini masih menggunakan metode mekanis dipstick atau pengukuran secara langsung secara manual, apalagi jika keadaan malam hari dengan kondisi penerangan sekitar kurang memadai yang kadang meyebabkan kesulitan dan ketidakakuratan pengukuran. Penelitian ini dibangun dengan memanfaatkan mikrokontroler Arduino, sensor ultrasonic, sensor suhu LM35, bahasa pemrograman PHP, Gammu SMS Gateway dan Visual C# serta memanfaatkan media komunikasi wireless untuk membangun sebuah sistem Telemetri. Melalui penelitian ini diperoleh sebuah sistem yang dapat digunakan untuk memonitor volume bahan bakar minyak pada SPBU berbasis web aplikasi, dan terintegrasi dengan sms gateway untuk memberikan infomasi kondisi bahan bakar minyak pada tangki BBM apabila BBM hampir mencapai level terendah.