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Interest in Students' Entrepreneurship Building Engineering Education Program Putri Lynna Adelinna Luthan; Nathanael Sitanggang; Choms Gary Ganda Tua Sibarani
E-Dimas: Jurnal Pengabdian kepada Masyarakat Vol 14, No 1 (2023): E-DIMAS
Publisher : Universitas PGRI Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26877/e-dimas.v14i1.6466

Abstract

The purpose of this study to determine the interest in entrepreneurship and factors inhibiting entrepreneurship for students. The study was conducted on Education courses State University Of Medan Building Engineering, Faculty of Engineering in 2019. The research method is a method of ex post facto. The sampling technique is purposive random sampling and using Taro Yamane formula. Sample of 118 students who have attended entrepreneurship courses. The instrument used was a closed questionnaire Likert scale with a reliability coefficient of 0.90 and for the deepening of the data used an open questionnaire. The data analysis technique used descriptive statistics. Results found is the tendency of student interest in entrepreneurship Building Engineering Education courses classified as high category (66%), and 2.54% of the students have entrepreneurship. The high interest in entrepreneurship students also reflected on the desire of students to start college entrepreneurship (20.34%). Nevertheless, interest in entrepreneurship students of Building Engineering Education will remain a concern professors and functionaries in the Faculty of Engineering make efforts to increase student interest in entrepreneurship because there is still a 34% student interest in entrepreneurship classified as a low category. The results of this study are very beneficial to universities and professors to improve the quality of teaching entrepreneurship courses. 
Kajian kuat tekan dan kuat lentur material rammed earth dengan penambahan serat tandan kosong kelapa sawit sebagai dinding bangunan Wijaya, Kinanti; Sutrisno; Sebayang, Nono; Luthan, Putri lynna A.; Novia, Ayu
Jurnal Rekayasa Proses Vol 18 No 1 (2024): Volume 18, Number 1, 2024
Publisher : Jurnal Rekayasa Proses

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22146/jrekpros.86177

Abstract

Rammed earth material buatan manusia yang setara dengan batuan sedimen. Proses dalam membangun rammed earth melibatkan campuran tanah, air, dan aditif, kemudian dipadatkan di dalam bekesting sampai keadaan yang sangat padat. Sejauh ini serat tandan kosong kelapa sawit hanya digunakan sebagai pupuk dan bottom ash dari hasil pembakaran yang ditumpuk sehingga dapat menimbulkan pencemaran lingkungan. Pada penelitian ini digunakan limbah serat tandan kosong kelapa sawit sebagai bahan subtitusi semen pada campuran rammed earth. Tujuan penelitian ini adalah untuk mengetahui pengaruh penambahan serat tandan kosong kelapa sawit terhadap nilai kuat tekan dan kuat lentur rammed earth. Metode penelitian yang dilakukan menggunakan kajian eksperimen. Variasi persentase penambahan serat tandan kososng kelapa sawit (TKKS) 0%; 0,75%; 1%; dan 1,25% terhadap berat semen. Benda uji dibuat dengan bentuk silinder ukuran diameter 15 cm dan tinggi 30 cm dan balok ukuran 60 cm x 15 cm x 15 cm. Umur perawatan benda uji selama 28 hari. Serat tandan kosong kelapa sawit yang digunakan pada penelitian ini memiliki panjang berkisar antara 1-5 cm. Parameter pengujian yaitu analisa saringan, kuat tekan dan kuat lentur rammed earth. Hasil penelitian menunjukkan bahwan kuat tekan optimum terjadi pada variasi TRES0 (0% serat TKKS) yaitu didapat nilai tekan rata-rata sebesar 5,06 MPa. Sedangkan kuat lentur optimum terjadi pada variasi LRES1.25 (1,25% serat TKKS) yaitu didapat nilai lentur rata-rata sebesar 0,98 MPa dimana mampu menahan beban rerata sebesar 7,3 kN.