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Peningkatan Kualitas Kelistrikan Workshop Teknik Elektro Unimed Menggunakan Double Tuned Filter Azmi Rizki Lubis; Marwan Affandi; Adi Sutopo
JTEV (Jurnal Teknik Elektro dan Vokasional) Vol 9, No 1 (2023): JTEV (Jurnal Teknik Elektro dan Vokasional)
Publisher : Universitas Negeri Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24036/jtev.v9i1.121285

Abstract

Workshop Teknik Elektro Universitas Negeri Medan (UNIMED) merupakan fasilitas digunakan untuk kegiatan praktikum, proses belajar mengajar dan lain sebagainya. Dari hasil observasi melalui pengukuran pada panel utama menggunakan alat ukur power quality analyzer diperoleh arus harmonik pada orde ke – 3 dan ke – 5 pada fasa S dan fasa T melebihi standar yang ditetapkan oleh IEEE 519 – 2014. Untuk menurunkan arus harmonik diusulkan penggunaan Double Tuned Filter. Dari hasil simulasi diperoleh hasil penurunan arus harmonik pada masing – masing fasa, dimana fasa R orde ke – 3 yang semula sebesar 9,06 % turun menjadi 2,25 % dan orde ke – 5 semula 2,73 % turun menjadi 0,20 %. fasa S orde ke – 3 yang semula sebesar 14,97 % turun menjadi 2,41 % dan orde ke – 5 semula 5,22 % turun menjadi 0,24 %. fasa T orde ke – 3 yang semula sebesar 12,01 % turun menjadi 2,32 %.
Analisis Harmonisa Pada Trainer Lab Generator Sinkron Tiga Fasa NV7017 Azmi Rizki Lubis; Adi Sutopo; Marwan Affandi
Jurnal Teknik Elektro Indonesia Vol 4 No 2 (2023): JTEIN: Jurnal Teknik Elektro Indonesia
Publisher : Jurusan Teknik Elektro Fakultas Teknik Universitas Negeri Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24036/jtein.v4i2.452

Abstract

Trainer Lab Generator Sinkron satu dari beberapa peralatan praktikum mesin listrik di laboratorium konversi energi listrik Universitas Negeri Medan. Mesin listrik merupakan peralatan kelistrikan yang sangat banyak penggunaannya dalam kehidupan. Untuk menghasilkan energi listrik maka perlu dilakukan konversi energi yaitu mengubah energi mekanik menjadi energi listrik. Konversi energi mekanik menjadi energi listrik dilakukan oleh generator. Setelah dilakukan penelitian diperoleh THD arus yang muncul sebesar 82,1% pada tegangan sebesar 225 volt, arus 6,2 amp, daya aktif 600 watt, daya semu sebesar 1490 VA, daya reaktif 460 var, cosφ sebesar 0,83, dan frekuensi 50 Hz. Setelah disaring menggunakan single tuned passive filter THD yang muncul berhasil dikurangi menjadi 80,92%.
THE EFFECT OF POP UP BOOK LEARNING MEDIA AND CRITICAL THINKING ON RESULTS STUDENTS LEARNING IPS CLASS V ELEMENTARY SCHOOL Echa Surya Kunanti; Syarifah Syarifah; Adi Sutopo
Sensei International Journal of Education and Linguistic Vol. 1 No. 2 (2021): Sensei International Journal of Education and Linguistics
Publisher : SENSEI RESEARCH CENTER

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.53768/sijel.v1i2.42

Abstract

The research was aimed are to: (1). Knowing the result social studies of students who were taught using pop up book media were higher than of students who were taught using poster media in class V, (2). Knowing the social studies learning outcomes of students who think critically is higher than the social studies learning outcomes of students who think critically low in class V, (3). Knowing the interaction between the use of pop up book learning media, posters and critical thinking on social studies learning outcomes for class V students. This type of research is a research conducted using a quasi-experimental method. The sample in this study were students of class V. The research design used a 2 x 2 factorial design with data analysis techniques using two-way analysis of variance (ANAVA). The results of this study indicate that: (1). The results of the Anova 2x2 test are known to have a value of F = 41,048 with a price of sig = 0.000, so it can be concluded that the social studies learning outcomes of students taught with pop up book media are higher than those of students who are taught using poster media. (2). The results of the Anova 2x2 test showed that the value of F = 45,250 with a price of sig = 0.000, so it was concluded that the results of the social studies learning who had high critical thinking were higher than the social studies learning outcomes of students who had low critical thinking. (3). The results of the Anova 2x2 interaction between the use of pop up book learning media, posters and critical thinking on students social studies learning outcomes are known that F = 4,586 with a price of sig = 0.038, so it can be concluded that there is an interaction between the use of pop up book, poster and critical thinking learning media on students social studies learning outcomes is proven true.
THE INFLUENCE OF PROBLEM BASED LEARNING MODEL ANDSOCIAL SKILLS ON LEARNING OUTCOMES OF PKN STUDENTSCLASS IV STATE ELEMENTARY SCHOOL 0308 AEK BARGOT Leni Sri Ramadhani Siregar; Deny Setiawan; Adi Sutopo
Sensei International Journal of Education and Linguistic Vol. 1 No. 4 (2021): Sensei International Journal of Education and Linguistics
Publisher : SENSEI RESEARCH CENTER

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.53768/sijel.v1i4.59

Abstract

This study aims to analyze: (1) the effect of the Problem Based Learning model is higher than the Direct learning model; (2) Civics learning outcomes of students who have high social skills are higher than students who have low social skills (3) the interaction between Problem Based Learning learning models and social skills in influencing Civics learning outcomes of fourth grade students. The research is in the form of a Quasi Experimental Design with a 2x2 factorial. The instruments used are Civics learning outcomes tests and Social Skills instruments. Data analysis usingtwo-way anova. The results of the research show: (1) There is an effect of the Problem Based Learning learning model on the Civics learning outcomes of students in grade IV SD Negeri 0308 Aek Bargot; (2) Civics learning outcomes of students who have high social skills are higher than students who have low social skills; (3) There is an interaction between the Problem Based Learning model and social skills on student learning outcomes of Civics at SD Negeri 0308 Aek Bargot.
Pengaruh Model Pembelajaran Kooperatif dan Kreativitas terhadap Hasil Belajar IPS di Sekolah Dasar Hidayat, Dedi; Tanjung, Samsidar; Sutopo, Adi
Jurnal Basicedu Vol. 6 No. 5 (2022)
Publisher : Universitas Pahlawan Tuanku Tambusai

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31004/basicedu.v6i5.3587

Abstract

Penelitian ini bertujuan untuk melihat pengaruh model pembelajaran kooperatif dan kreativitas terhadap hasil belajar IPS di SDN Meunuang Kinco. Metode penelitian ini adalah eksperimen quasi dengan desain level 2 x 2. Hasil penelitiannya : 1) Dalam penelitian ini diperoleh perhitungan anava dimana  Fh = 3,01 dan Ft = 2,72 (signifikan = 0,05) dimana Fh > Ft, sehingga kesimpulannya terdapat pengaruh model kooperatif STAD dan Jigsaw terhadap hasil belajar IPS. 2) Dalam penelitian ini diperoleh perhitungan uji tukey dimana Qh = 5,75 dan Qt = 3,23 artinya Qh > Qt sehingga kesimpulannya terdapat perbedaan hasil belajar siswa yang diberi perlakuan model kooperatif STAD lebih baik daripada siswa yang diberi perlakuan model kooperatif jigsaw. 3) Diperoleh perhitungan uji tukey dimana Qh = 10,75 dan Qt = 3,23 artinya Qh > Qt sehingga terdapat perbedaan hasil belajar, dimana siswa yang diberi perlakuan model kooperatif jigsaw yang memiliki kreativitas rendah lebih baik daripada siswa yang diberi perlakuan model kooperatif STAD yang memiliki kreativitas rendah. 4) Diperoleh perhitungan uji tukey dimana Fh = 32,84 dan Qt = 2,72 artinya Qh > Qt jadi kesimpulannya, terdapat interaksi antara model pembelajaran kooperatif dan kreativitas terhadap hasil belajar IPS di SD.adisutopo@unimed.ac.id
The Evaluation Of Teacher Professional Education Program Pratiwi, Siti Habsari; Rola, Fasti; Rambe, Titin Rahmayanti; Pratama, Anggili; Sutopo, Adi; Adisaputra, Abdurahman; Murad, Abdul
PIONIR: JURNAL PENDIDIKAN Vol 12, No 3 (2023): PIONIR: JURNAL PENDIDIKAN
Publisher : Prodi PGMI FTK UIN Ar-Raniry Banda Aceh

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22373/pjp.v12i3.21034

Abstract

This article uses the Provus Evaluation Model (Discrepancy Model) developed by Malcolm Provus. The current article aims to analyze whether the program is worth continuing, improving, or stopping. This model emphasizes the formulation of (1) standards, (2) performance, and (3) discrepancy in detail and measurable. The results show some general weaknesses of the teacher professional program (PPG), namely the lack of practical application of the program, where teachers focus too much on theory and not enough on practical teaching skills. Teachers may not receive adequate financial support for self-direction during the program or after they complete it. Some programs may not reflect the latest research and developments in education. Balancing teaching and professional development can be challenging, and some programs may not offer flexible scheduling and equity of training time for pre-service and in-service teachers.K
Pengaruh Model Pembelajaran Kooperatif dan Kreativitas terhadap Hasil Belajar IPS di Sekolah Dasar Hidayat, Dedi; Tanjung, Samsidar; Sutopo, Adi
Jurnal Basicedu Vol. 6 No. 5 (2022)
Publisher : Universitas Pahlawan Tuanku Tambusai

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31004/basicedu.v6i5.3587

Abstract

Penelitian ini bertujuan untuk melihat pengaruh model pembelajaran kooperatif dan kreativitas terhadap hasil belajar IPS di SDN Meunuang Kinco. Metode penelitian ini adalah eksperimen quasi dengan desain level 2 x 2. Hasil penelitiannya : 1) Dalam penelitian ini diperoleh perhitungan anava dimana  Fh = 3,01 dan Ft = 2,72 (signifikan = 0,05) dimana Fh > Ft, sehingga kesimpulannya terdapat pengaruh model kooperatif STAD dan Jigsaw terhadap hasil belajar IPS. 2) Dalam penelitian ini diperoleh perhitungan uji tukey dimana Qh = 5,75 dan Qt = 3,23 artinya Qh > Qt sehingga kesimpulannya terdapat perbedaan hasil belajar siswa yang diberi perlakuan model kooperatif STAD lebih baik daripada siswa yang diberi perlakuan model kooperatif jigsaw. 3) Diperoleh perhitungan uji tukey dimana Qh = 10,75 dan Qt = 3,23 artinya Qh > Qt sehingga terdapat perbedaan hasil belajar, dimana siswa yang diberi perlakuan model kooperatif jigsaw yang memiliki kreativitas rendah lebih baik daripada siswa yang diberi perlakuan model kooperatif STAD yang memiliki kreativitas rendah. 4) Diperoleh perhitungan uji tukey dimana Fh = 32,84 dan Qt = 2,72 artinya Qh > Qt jadi kesimpulannya, terdapat interaksi antara model pembelajaran kooperatif dan kreativitas terhadap hasil belajar IPS di SD.adisutopo@unimed.ac.id
Development of Short Story Writing Teaching Materials in the Website Christ Mulia Solomasi Laoli; Mara Untung Ritonga; Adi Sutopo
Inovasi Kurikulum Vol 21, No 3 (2024): Inovasi Kurikulum, August 2024
Publisher : Himpunan Pengembang Kurikulum Indonesia (HIPKIN)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.17509/jik.v21i3.72490

Abstract

The limitations in short story writing skills in Indonesian language learning include students' compositions being too short, their ideas or concepts not being well-developed, limited vocabulary to string together their ideas, difficulties in organizing sentences, and lack of direction in their writing forms. Therefore, guidelines are needed to gather ideas and arrange them into coherent and cohesive paragraphs, thus improving students' writing skills. By enhancing writing skills, students can think creatively, communicate with readers, and deepen their understanding. This study aims to determine the validity and practicality of short story writing teaching materials in the form of a website that has been developed. This research is developmental research using the ADDIE development model with the research subjects being fourth-grade students at UPT SDN 060866 Medan. The research instruments used are validation questionnaires and response questionnaires. The results of the validity test by material experts showed a percentage of 94.59% with the conclusion of being in the "very valid" category. The average percentage of teacher responses to the practicality of the website-based teaching materials reached 86.11%, and the percentage of student responses was 85.88%. These results indicate that the quality of the media can be categorized as "Very Practical." Thus, it can be stated that the website-based teaching materials developed meet the criteria of being very valid and very practical and can be used and implemented in elementary school learning activities.
Effectiveness Of Type C Passive Filters In Reducing Harmonic Currents Lubis, Azmi Rizki; Sutopo, Adi; Affandi, Marwan; Harahap, Muchsin
Jurnal Teknik Elektro Indonesia Vol 5 No 2 (2024): JTEIN: Jurnal Teknik Elektro Indonesia
Publisher : Departemen Teknik Elektro Fakultas Teknik Universitas Negeri Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24036/jtein.v5i2.728

Abstract

This study aims to see how effective the type C passive filter is in reducing harmonic currents generated by the electrodynamometer induction motor trainer. The method used in this study is to model a C-type passive filter and simulate it with computer software. The type C passive filter modeling is designed to reduce harmonics in the thirty-fifth order. From the observation results, it was found that the thirty-fifth order harmonic current was 1.5% while the IEEE 519-2014 standard limits the thirty-fifth order harmonic current to 1.0%, which has exceeded the permitted standard. After the simulation, the type C passive filter successfully reduced the existing harmonics so that the harmonic content was 0.95%. From the results of this simulation, it can be concluded that the type C passive filter successfully reduced the harmonic content in the thirty-fifth order to 36.29%. This harmonic reduction has also been below the maximum value permitted by the IEEE 519 – 2014 standard at the thirty-fifth order so that the passive filter is effective in reducing the thirty-fifth harmonic produced by the electrodynamometer induction motor trainer.
Pengaruh Model Hermeneutik Dilthey dan Minat Belajar Siswa Terhadap Pemahaman Makna Autentik Pada Pembelajaran PPKN Indah Wulan Sari; Yakobus Ndona; Adi Sutopo
Didaktika: Jurnal Kependidikan Vol. 13 No. 3 (2024): DIDAKTIKA Agustus 2024
Publisher : South Sulawesi Education Development (SSED)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.58230/27454312.943

Abstract

Penelitian ini bertujuan untuk mengetahui: (1) pengaruh penggunaan model hermeneutik dilthey lebih tinggi dibandingkan dengan model inkuiri terhadap pemahaman makna autentik pada pembelajaran PPKn. (2) pengaruh minat belajar yang tinggi akan lebih tinggi dibandingkan dengan minat belajar rendah terhadap pemahaman makna autentik pada pembelajaran PPKn. (3) interaksi antara model hermeneutik dilthey dan minat belajar dalam mempengaruhi pemahaman makna autentik pada pembelajaran PPKn. Penelitian ini dilakukan pada siswa kelas VII SMP Muhammadiyah 07 Medan tahun pelajaran 2023/2024 yaitu kelas VII-A dan Kelas VII- B dengan jumlah siswa 50 orang. Penelitian ini berjenis eksperimen semu (quasi experiment). Analisis data menggunakan bantuan program IBM SPSS Versi 25 for windows. Instrumen yang digunakan yaitu observasi, dokumentasi, test, dan angket. Hasil penelitian menunjukkan: (1) Terdapat pengaruh penggunaan model hermeneutik dilthey lebih tinggi dibandingkan dengan model inkuiri terhadap pemahaman makna autentik pada pembelajaran PPKn; (2) Terdapat pengaruh minat belajar yang tinggi akan lebih tinggi dibandingkan dengan minat belajar rendah terhadap pemahaman makna autentik pada pembelajaran PPKn; (3) Terdapat interaksi antara model hermeneutik dilhey dan minat belajar dalam mempengaruhi pemahaman makna autentik pada pembelajaran PPKn.