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Analisis Peramalan Susut Umur Transformator Daya Berdasarkan Pembebanan Menggunakan Metode Regresi Linear Juwita, Retno Sari; Liliana, Liliana
BRILIANT: Jurnal Riset dan Konseptual Vol 8 No 3 (2023): Volume 8 Nomor 3, Agustus 2023
Publisher : Universitas Nahdlatul Ulama Blitar

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.28926/briliant.v8i3.1286

Abstract

Masa pakai transformator dipengaruhi oleh banyak faktor, salah satunya adalah pengaruh pembebanan.  Beban pada trafo menyebabkan peningkatan suhu hot spot. Kenaikan suhu pada trafo juga dipengaruhi oleh suhu sekitar tempat trafo dioperasikan. Penelitian ini bertujuan untuk menganalisis susut umur transformator daya berdasarkan pembebanan menggunakan metode regresi linear. Penelitian ini dilakukan digardu induk pasir putih, Permasalahan yang sering terjadi pada trafo adalah adanya pembebanan berlebih atau peningkatan beban yang mengakibatkan menurunnya kinerja trafo daya dan dapat mengurangi susut umur pada transformator tersebut. Berdasarkan masalah yang ditemukan, Upaya yang dapat dilakukan adalah mengetahui susut umur transformator dengan cara peramalan pembebanan menggunakan metode regresi linear guna membantu memprediksi kapan transformator akan berhenti berfungsi atau berhenti handal dan stabil. Dari hasil perhitungan suhu hot spot menurut standar IEC 60076-7 mencapai batas aman 98⁰C, Pada pembebanan 89,517% dengan susut umur 1,07 pu/tahun pada tahun 2024. Peningkatan beban pada trafo daya 3 yang semakin meningkat setiap waktu dapat mempengaruhi susut umur trafo. Pada tahun 2022 dan 2023 nilai beban masih dibawah 89,517%. Pada periode tahun 2025, Pertumbuhan beban sudah melebihi beban maksimum akibatnya susut umur transformator akan meningkat secara signifikan.
Analisis Jarak Penempatan Arrester Sebagai Pengaman Transformator Daya Dari Gangguan Surja Petir Mahmudah, Aryatul; Liliana, Liliana
BRILIANT: Jurnal Riset dan Konseptual Vol 8 No 3 (2023): Volume 8 Nomor 3, Agustus 2023
Publisher : Universitas Nahdlatul Ulama Blitar

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.28926/briliant.v8i3.1290

Abstract

Sambaran petir pada saluran transmisi 150 kV dapat menimbulkan tegangan lebih yang dapat menyebabkan kerusakan pada peralatan jika tegangan melebihi tingkat isolasi dasar peralatan (TID). Penelitian ini bertujuan untuk menghitung tinggi parameter tower transmisi, menghitung karaktersitik lightning arrester, dan penentuan jarak optimal penempatan arrester dengan transformator daya dengan menggunakan metode Pantulan Berulang. Metode ini digunakan untuk menghitung jarak arrester dengan cara menghitung karakteristik arrester hingga sampai pada akhirnya mendapatkan hasil jarak optimal arrester. Hasil perhitungan parameter tinggi tower transmisi didapatkan hasil sebesar 41,9 meter. Hasil perhitungan karaktersitik arrester didapatkan nilai tegangan maksimum (Vm) sebesar 165kV, tegangan pengenal (Ea) sebesar 500kV, faktor perlindungan (Vp) sebesar 160kV, margin (M) sebesar 490kV, faktor perlindungan dari TID peralatan (Fp) sebesar 73,3%, faktor perlindungan dari tingkat perlindungan arrester (Fp) sebesar 306,2%, arus pelepasan (R) sebesar 16,5kA dan jarak optimal penempatan arrester (S) sebesar 22,5 meter.
Potensi Listrik Bioetanol Air Kelapa Tua Serta Analisis Biaya Investasinya di Provinsi Riau Mahendra, Kariza Awal; Liliana, Liliana
BRILIANT: Jurnal Riset dan Konseptual Vol 8 No 3 (2023): Volume 8 Nomor 3, Agustus 2023
Publisher : Universitas Nahdlatul Ulama Blitar

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.28926/briliant.v8i3.1362

Abstract

Besarnya konsumsi listrik saat ini masih dipenuhi oleh listrik yang dihasilkan dari energi tak terbarukan, seperti PLTU maupun PLTD. Pabrik kelapa di Riau dapat memproduksi 6.354 ton/jam. Dari kelapa yang diolah, akan menghasilkan limbah cair sebesar 67% atau 4.190,18 ton limbah. Maka setiap harinya, pabrik kelapa di Riau menghasilkan limbah cair kelapa tua sebesar 100.564,32 ton. Limbah ini menimbulkan dampak buruk bagi lingkungan, diantaranya polusi asam asetat yang terjadi karena fermentasi limbah tersebut. Air kelapa tua memiliki kandungan yang dapat dimanfaatkan menjadi bioethanol, diantaranya kandungan protein, lemak, karbohidrat, gula, zat lainnya. Penelitian ini bertujuan menganalisis potensi bioetanol yang dihasilkan dari air kelapa tua untuk dimanfaatkan menjadi listrik dengan variasi campuran dexlite diantaranya E10, E30, dan E50. Penelitian ini juga bertujuan untuk mengetahui biaya investasi meliputi analisis keuntungan dan juga periode balik modal nya. Penelitian ini dilakukan dengan Metode Fermentasi dan Destilasi yang disimulasikan pada aplikasi superpro designer. Dari penelitian yang dilakukan diperoleh hasil air kelapa tua di Provinsi Riau dalam 5 tahun terakhir dapat menghasilkan rata-rata 12.707,8 liter bio etanol dan  diketahui bahwa campuran E10 merupakan campuran paling optimal menghasilkan energi listrik dan potensi daya, yakni rata-rata menghasilkan energi listrik sebesar 142,5MWh dan potensi daya sebesar 6,074MW. Untuk campuran paling minimum menghasilkan energi maupun daya adalah campuran E50, yakni 123,26 MWh energi dan daya sebesar 5,13 MW. Biaya investasi reaktor bioethanol ini mencapai Rp.216.930.727.724,52 dengan potensi keuntungan yang diperoleh sebesar Rp.237.847.804.709.84, dengan analisis rasio B/C 1,09 dan periode balik modal adalah 11 bulan dari operasional pabrik
Increasing capital market literacy for MSMEs in business development in Palembang City Hidayat, Ariodillah; Liliana, Liliana; Andaiyani, Sri; Gustriani, Gustriani; Shodrokova, Xenaneira
Jurnal Pemberdayaan: Publikasi Hasil Pengabdian Kepada Masyarakat Vol. 9 No. 1 (2025)
Publisher : Universitas Ahmad Dahlan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.12928/jpm.v9i1.9832

Abstract

This community service activity aims to improve financial literacy and increase capital market understanding in 33 Micro, Small and Medium Enterprises (MSMEs) in Ilir Barat II Palembang City. The initiative, which was carried out in collaboration with the local government and the Faculty of Economics, Sriwijaya University, focused on providing literacy and training in financial markets. The goal is to equip MSME entrepreneurs with important skills for business development. The initiative addresses challenges such as limited financial knowledge and reliance on bank loans. Utilizing a collaborative approach, the program includes lectures, discussions, and evaluations. The results showed a positive response from participants, with increased awareness and interest in participating in the capital market. The significance of the location as a Palembang Songket Handicraft center and liaison shows the relevance of the program. The success of this initiative has positive implications for MSMEs, encourages a better understanding of capital markets, and fosters potential participation in the Initial Public Offering (IPO) process. Overall, community service programs contribute to improving economic literacy and opening opportunities for MSMEs to find alternative sources of funding for business development.
Analysis of the Effect of Winding Wire Cross-sectional Area and Rotating Speed on the Efficiency of 18 Slot 16 Pole Permanent Magnet Synchronous Generator Delafena, Irfan; Liliana, Liliana
PROtek : Jurnal Ilmiah Teknik Elektro Vol 11, No 1 (2024): PROtek : Jurnal Ilmiah Teknik Elektro
Publisher : Program Studi Teknik Elektro Universitas Khairun

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33387/protk.v11i1.6209

Abstract

The potential of renewable energy in Indonesia is very large with a total of 3,643.0 GW. One of them is wind energy, the huge potential of wind energy which is 154.9 GW is very wasted if it is not optimized as well as possible. The biggest obstacle to utilizing wind potential is low wind speed in some areas in Indonesia. So an effective generation system is needed to produce efficient output. A permanent Magnet Synchronous Generator (PMSG) is very suitable for use in areas of potential low-speed winds because low rotation can produce good efficiency. The output value of the Permanent Magnet Synchronous Generator (PMSG) is currently still low and can still be improved, for this research will analyze the broad influence of the cross-section of the winding wire on the stator on the efficiency of the 18 slots 16 poles Permanent Magnet Generator with rotational speed based on wind speed in Indonesia. Variations were carried out on a cross-sectional area of 0.6 mm2-3.6 mm2 winding wire and rotating speeds of 500 rpm, 750 rpm, and 1000 rpm. By using MagNet Infolytica 7.5 software based on Finite Element Method (FEM) to obtain output values in the form of voltage, current, and torque.  For efficiency values, data is reprocessed using Microsoft Excel. The results of this study show that the value of efficiency increases. The best efficiency produced when the rotating speed is 500 rpm is 97.04% at a cross-sectional area of 2.6 mm2 winding wire, for a rotating speed of 750 rpm the efficiency reaches 97.24% at a cross-sectional area of 2.4 mm2 winding wire and at a rotating speed of 1000 rpm the resulting efficiency is 97.16% at a cross-sectional area of 2.4 mm2 winding wire.
Reduksi Kemiskinan pada Kabupaten/Kota di Provinsi Sumatera Selatan Rohima, Siti; Liliana, Liliana; Putri, Aning Kesuma
Society Vol 8 No 2 (2020): Society
Publisher : Laboratorium Rekayasa Sosial, Jurusan Sosiologi, FISIP Universitas Bangka Belitung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33019/society.v8i2.215

Abstract

Local Government expenditure is budgeting for all government needs and activities and managed under the authority of provinces, regencies, and municipalities through their respective regional heads. Well-targeted Local Government expenditure optimization has a significant impact on the regional economy. This research aims to determine poverty reduction in regencies/municipalities in South Sumatra Province, Indonesia, by examining the variable’s impact of social assistance expenditure, capital expenditure, and local revenue on poverty. The data used are primary and secondary data obtained from 15 regencies/municipalities in South Sumatra Province during the 2010-2018 periods. The analysis technique uses in this research were Poverty Mapping with Klassen Typology and Multiple Linear Regression (MLR). Using the Klassen typology for poverty mapping in South Sumatra Province obtained four regional classifications (quadrant) based on poverty and economic growth: quadrant I (developed and fast-growing region), quadrant II (developed but depressed region), quadrant III (developing region), and quadrant IV (less developed region). The Klassen typology classification results: quadrant I include Palembang City, quadrant II includes Musi Banyuasin Regency, Muara Enim Regency, Ogan Komering Ilir Regency, and Banyuasin Regency. Quadrant III includes Ogan Komering Ulu Regency, Prabumulih City, and Lubuk Linggau City. Also, quadrant IV includes Lahat Regency, Musi Rawas Regency, Ogan Ilir Regency, Ogan Komering Ulu Timur Regency, Ogan Komering Ulu Selatan Regency, Empat Lawang Regency, and Pagar Alam City. The t-test regression results showed that Social assistance expenditure and local revenue affect poverty reduction, while capital expenditure does not significantly affect poverty reduction. The F-test regression results showed that poverty reduction was affected simultaneously by social assistance expenditure, capital expenditure, and local revenue. Policies in social assistance expenditure and capital expenditure were not well-targeted. The policies expected to reduce poverty are to provide well-targeted social assistance expenditure and capital expenditure.
Modal Manusia, Sosial, Upah, dan Kesejahteraan: Kasus Pekerja Usaha Kecil dan Menengah Muhyiddin, Nurlina Tarmizi; Soebyakto, Bambang Bemby; Asyiek, Fauziah; Putri, Aning Kesuma; Cholid, Idham; Liliana, Liliana
Society Vol 9 No 2 (2021): Society
Publisher : Laboratorium Rekayasa Sosial, Jurusan Sosiologi, FISIP Universitas Bangka Belitung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33019/society.v9i2.283

Abstract

Capital consists of human capital, social capital, natural capital, physical capital, and financial capital, but this study will only discuss human and social capital. This study aimed to analyze the relationship between human and social capital in achieving prosperity through the level of wages and income, especially for workers in the Small and Medium Enterprises sector in Palembang City. Respondents in this research were 400 workers in the Small and Medium Enterprises sector in Palembang, in the Sub-districts of Sukarami, Ilir Barat I, Kalidoni, Seberang Ulu I and Seberang Ulu II. The method used is descriptive qualitative in path analysis, with primary data in interview questionnaires. The results showed that workers’ drinking and maximum income ranged from Rp500,000 to Rp7,500,000, with an average of Rp1,903,041. The results of the path analysis found that human capital through wages affected the income of 76.4 percent, with a beta value of 0.137 indicating that if the length of schooling were increased by 10 percent, wages would increase by 1.4 times and income by 23.6 percent. In contrast, the relationship of social capital through wages to income is very small because other factors influence, such as the work environment, place of residence, and others.
STRENGTHENING SME FOOD PRODUCTS THROUGH PRODUCT PACKAGING TRAINING Mardalena, Mardalena; Hidayat, Ariodillah; Andaiyani, Sri; Liliana, Liliana; Wulandari, Zulfa
Abdi Dosen : Jurnal Pengabdian Pada Masyarakat Vol. 5 No. 3 (2021): SEPTEMBER
Publisher : LPPM Univ. Ibn Khaldun Bogor

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (858.035 KB) | DOI: 10.32832/abdidos.v5i3.930

Abstract

The training includes introducing the concept of packaging, the benefits of packaging, packaging design, and making packaging product. Kemplang crackers, Rengginang, Chips, and Pempek are commodities produced by the SMEs assisted by the PPMK in Prabumulih City. However, the packaging is inadequate so that it is not feasible to be marketed to a wider market such as minimarkets, hotels, or other modern markets. The result of this training is that participants understand the importance of adequate packaging so the product has value-added and can increase product competitiveness. Participants become skilled in packaging after packaging practice. We recommend that the training program for packaging craft products be continued by providing packaging tools so that more groups of craftsmen can experience the benefits. The training participants are expected to be able to take an active role in improving the quality of the product and pass the knowledge they have gained to other craftsmen in their area.
PENGELOLAAN KEUANGAN RUMAH TANGGA MENUJU KESEJAHTERAAN KEUANGAN BAGI MASYARAKAT DESA SUNGSANG KECAMATAN BANYUASIN II Yuliani, Yuliani; Taufik, Taufik; Umrie, Rasyid Hs; Liliana, Liliana
Abdi Dosen : Jurnal Pengabdian Pada Masyarakat Vol. 6 No. 2 (2022): JUNI
Publisher : LPPM Univ. Ibn Khaldun Bogor

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (554.238 KB) | DOI: 10.32832/abdidos.v6i2.1237

Abstract

Rendahnya kemampuan masyarakat dalam mengelola keuangan rumah tangga menjadi issue utama bagi Otoritas Jasa Keuangan (OJK) dalam hal literasi keuangan. Kondisi ekonomi masyarakat Desa Sungsang yang berada di pesisir pantai menjadi peluang sebagai mata pencaharian utama masyarakat. Peredaran uang yang cukup tinggi membuat masyarakat harus memiliki keterampilan dalam mengelola keuangan karena kecenderungan masyarakat memiliki tujuan keuangan yang bersifat jangka pendek padahal kehidupan akan terus berlangsung sesuai dengan siklus hidup manusia. Oleh sebab itu sangat penting bagi masyarakat untuk dilakukan edukasi dan pendampingan dalam mengelola keuangan rumah tangga untuk masa depan yang sejahtera financial. Tujuan pengabdian ini adalah memberikan edukasi berupa penyuluhan tentang mengelola keuangan rumah tangga, mendampingi masyarakat dalam membuat anggaran kas, mengarahkan masyarakat untuk berinvestasi. Khalayak sasaran dalam kegiatan pengabdian masyarakat ini adalah minimal 20 orang masyarakat Desa Sungsang Kecamatan Banyuasin II dan tidak membedakan perempuan atau laki-laki karena pengelolaan keuangan rumah tangga tidak memandang gender. Model kegiatan adalah edukasi berupa penyuluhan dengan metode pelaksanaan tatap muka di Desa Sungsang. Kegiatan dilaksanakan pada hari Sabtu tanggal 25 September 2021 jam 9.00 – 12.00 WIB. Hasil kegiatan pengabdian menunjukkan bahwa terjadi peningkatan pemahaman tentang cara mengelola keuangan dengan efektif dengan tips 7 strategi. Pemahaman mendalam pentingnya berinvestasi dan kemampuan secara konsistem mencatat pengeluaran rumah tangga.
FINTECH 4.0 TRAINING TO INCREASE CAPITAL AND BUSINESS INCOME FOR SME IN ULAK BANDING VILLAGE, INDRALAYA Hidayat, Ariodillah; Liliana, Liliana; Bashir, Abdul; Yunisvita, Yunisvita; Andaiyani, Sri; Adnan, Nazeli
Abdi Dosen : Jurnal Pengabdian Pada Masyarakat Vol. 7 No. 1 (2023): MARET
Publisher : LPPM Univ. Ibn Khaldun Bogor

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32832/abdidos.v7i1.1548

Abstract

During the COVID-19 pandemic, SME in Indonesia became one type of business that was able to adapt and survive and even become a solution for improving the national economy. Fintech has supported SME to develop their business through collaboration with e-commerce partners. This is very helpful for SME during the Covid-19 pandemic. In increasing the capacity of SME actors towards fintech, it is necessary to provide permanent assistance such as digital training. It is intended that actors have digital skills which are expected to have an impact on their financial capabilities. Ulak Banding Village is one of the villages in South Sumatra, Ogan Ilir Regency where SME in the village still lack information about fintech. The problem of SME in Ulak Banding Village in terms of financing can be overcome with capital assistance from peer to peer (P2P) lending and crowdfunding. As well as to increase revenue using digital payment transfers through digital wallet applications, marketplaces, and social media. The training participants are expected to play an active role in increasing capital and expanding their business and transmitting the knowledge they have acquired to other SME.
Co-Authors A Fahrezi, Irgi A. Arif Dwi Nugroho A.A. Ketut Agung Cahyawan W ABDUL BASHIR, ABDUL Adnan, Nazeli Agam Pamungkas Lumintan, Agam Pamungkas Aini, Halia Butra Alghifari Mahdi Igamo Almuhajir Almuhajir, Almuhajir Andaiyani, Sri Andre Lionel Sanjaya, Andre Lionel Andreas Harison, Andreas Andrew Victory Walelang, Andrew Victory Andy Setiabudi Aning Kesuma Putri, Aning Kesuma Anita Nathania Anita Nathania Purbowo Anthony Wibisono Anthony Wijaya Asyiek, Fauziah Azwardi Azwardi Bambang Bemby soebyakto, Bambang Bemby Bobby William Therry, Bobby William Butra Aini, Halia Chodijah, Rosmiyati Cholid, Idham Christian Aditia, Christian Daniel Runtulalu, Daniel Delafena, Irfan Dewi, Kencana Dirta Pratama Atiyatna Dwi Darma Puspita Sari Edo Pangkatodi, Edo Ellysa Tjandra Engellika, Giovanny Erick Leonardo Evans Sanjaya Evelyn Njoto, Evelyn Fadillah, Reni Frieda, Frieda Fuadah, Luk Luk Gregorius Satia Budhi Gustriani, Gustriani H.M. Rasyid Umrie, H.M. Rasyid Hans Christian Indrayana, Hans Christian Hans Juwiantho Hapsari, Annisa Tri Hartono Hartono Harunnurrasyid, Harunnurrasyid Harvey Tjahjono, Harvey Hasya, Muhammad Nawal Hendri Marhadi Hendrick, Fran Henry Novianus Palit Hidayat, Ariodillah Ichsan Hamidi Inavonna, Inavonna Irvan Putra Ganiartha, Irvan Putra Jeffrey ., Jeffrey Johan Pranata, Johan Juliando Christian Weydekamp, Juliando Christian Justinus Andjarwirawan Juwita, Retno Sari Kartasari, Shelly Febriana Kartika Gunadi Kristo Radion Purba Lili Kusumawati Madalena, Mardalena Madinah, Madinah Mahardhika Permana Putera, Mahardhika Permana Mahendra, Kariza Awal Mahmud Alpusari Mahmudah, Aryatul Mardalena Mardalena Michael Chang, Michael Muhammad Bahrul Ulum MUHAMMAD TEGUH, MUHAMMAD Muhyiddin, Nurlina Tarmizi Mukhlis Mukhlis Nida, Rahma Nopri Yarsyah, Waldi Pertiwi, Rasyida Prijambodo, Bambang Purba, Surono Rafael, Angelo Brian Rahardjo, Kevin Sebastian Raneo, Agung Putra Riandi, Muhammad Vicky Richard Giovanni Darsono, Richard Giovanni Rolly Intan Rudy Adipranata Rudy Setiawan Saggaf, Abdullah Sari, Lily Eka Sepannur Bandri Shodrokova, Xenaneira Silvia Rostianingsih Siti Rohima Soesanto, Daniel Stendy, Stendy Sukanto Sukanto Susana Limanto Syamsuriadi, Syamsuriadi Syarief, Ahmad Ridwan Tania, Stefani Taufik Taufik Te, Richardson Ullah, Aulia Vanessa, Jolin Vanomy, Afrianti Elsye Vina, Vina Viorensa, Viorensa Waldi Novi Yarsah Wijaksana Budi, Wijaksana Wulandari, Zulfa Yohanes Nicolas Paulo Kwarrie, Yohanes Nicolas Paulo Yohanes Pribadi Yuliani Yuliani Yunisvita, Yunisvita Zhang, Sherles Zulfatri Aini