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Design and Implementation of a Custom Nozzle for Efficient Irrigation System in the Agricultural Faculty of UISU: a Community Service Approach Jupriah Sarifah; Darlina Tanjung; Marwan Lubis; Ronal H.T. Simbolon; Hafizh Efendi
INFOKUM Vol. 13 No. 06 (2025): Infokum
Publisher : Sean Institute

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Abstract

The Islamic University of North Sumatra (UISU) aims to become increasingly recognized as a top-quality higher education institution, even internationally. This is evident in the ongoing collaborations between the UISU Faculty of Engineering and several educational institutions abroad, particularly in Southeast Asian countries like Thailand and Malaysia. The Faculty of Engineering is currently collaborating with the Saengtham Wittaya School Foundation in Trang, Thailand, for a Sociopreneurship-Based Business Development program for SMSEs in Trang, Thailand. This partnership is a positive step for UISU, as it embodies its vision and mission to expand its reach and become better known internationally. This collaboration is part of the International Mobility of Academics (IMA) program implemented by the ADA Research Center, and is being followed up by the Foundation Saengtham Wittaya School to establish a partnership. This collaboration is expected to benefit all parties, as it discusses many positive aspects for the advancement of education both at home and abroad. The quality and capacity possessed by UISU is believed to be one of the reasons why foreign educational institutions are willing to collaborate with UISU for educational development. The Saengtham Wittaya School Foundation in Thailand chose UISU because it is an Islamic educational institution with a track record of producing high-quality graduates with noble morals, established in 1951. Furthermore, it aims to develop UISU as a higher education institution capable of producing many high-quality individuals in the world of education. The collaboration between UISU and the Saengtham Wittaya School Trang Thailand Foundation will be carried out in the form of collaborative research, community service, journals and development between researchers, institutions, organizations and agencies, including Harapan University Medan, Cendana Polytechnic, Muhammadiyah University of North Sumatra, and the Terrorism Prevention Coordination Forum (FKPT).
Analisis Perbandingan Respon Dinamis Pondasi Mesin Akibat Getaran Vertikal Dan Horizontal Mesin Pada Tanah Lunak–Sedang-Keras Harahap, Ria Elfriani; Darlina Tanjung; Ronal H.T Simbolon
Jurnal Ilmiah Teknik Unida Vol. 5 No. 1 (2024): Juni
Publisher : Mitra Teknik

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.55616/jitu.v5i1.722

Abstract

Pondasi mesin merupakan elemen struktur yang digunakan untuk meneruskan beban dari mesin di atas pondasi ke dalam tanah. Selain memperhitungkan beban statis yang berasal dari berat mesin dan berat pondasi, perencanaan pondasi mesin juga harus memperhitungkan gaya dinamis yang dihasilkan oleh mesin. Pondasi jenis ini banyak digunakan untuk mesin industri, mesin bolak-balik, mesin rotasi, dan mesin lainnya. Dalam mendesain pondasi mesin, selain dapat menerima beban statis, pondasi mesin juga harus memenuhi persyaratan amplitudo dan frekuensi izin. Untuk menganalisis perbandingan respon dinamis yang terjadi pada saat mesin beroperasi pada kondisi tanah (lunak, sedang, dan keras), dimana memiliki pengaruh terhadap stabilitas pondasi tiang itu sendiri. Berdasarkan hal itu, diperlukan tiga parameter yaitu parameter tanah, mesin (berupa mesin pompa jenis submersible pumps), dan pondasi. Analisis yang digunakan pada pembahasan ini yaitu menggunakan metode analisis Novak. Dari hasil analisis yang didapatkan, Respon Dinamis berupa amplitudo yang paling besar terjadi pada tanah keras dengan getaran vertikal yaitu 3,545 x mm < amplitudo ijin yaitu 0,04 mm (mendekati batas ijin amplitudo) dan getaran horizontal sebesar 6,932 x mm < amplitudo ijin yaitu 0,07 mm. Selain itu, hasil beban dinamis yang diakibatkan saat mesin pompa beroperasi jauh lebih kecil dibandingkan dengan beban statis.