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PENGUJIAN KUAT TEKAN BETON KARAKTERISTIK MENGGUNAKAN SEMEN OPC TYPE I, PPC DAN PCC Batubara, Samsuardi -; Pangaribuan, Wanapri
Jurnal Insinyur Profesional Vol. 3 No. 2 (2023): Jurnal Insinyur Profesional Vol 3 No 1
Publisher : Universitas Negeri Medan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24114/jip.v3i1.42996

Abstract

Cement is the primary material in the manufacture of concrete. In Indonesia, several types of cement are available, namely OPC, PCC, and PPC cement. OPC cement is the predominantly most common and used, whereas PCC and PPC cement were introduced later. The application of OPC cement is more commonly used, and recommended by planners in work plans and specifications document. Based on this, a comparative study of the characteristic compressive strength of concrete was carried out using OPC Type 1 cement, PCC, and PPC cement. This research aims to determine the possibility of using PCC (Portland Composite Cement) and PPC (Portland Pozollan Cement) in construction work. The research was carried out experimentally by making test specimens in the laboratory using OPC, PPC, and PCC cement for 2 (two) designed characteristic compressive strength f'c=20.75 MPa and f'c=24.90 MPa. The Job mix design for the two f'c strength design was based on SNI 7656:2012. The result shows that the characteristic compressive strength of concrete using Andalas cement (OPC) increased by 122% and 125%, and PCC cement from Padang cement increased by 107% and 118%. Meanwhile, the Bima cement type (PPC) did not reach the designed compressive strength, as it reached only 89% of the design compressive strength.Keywords : Concrete, Cemen, OPC, PPC, PCC
KAJIAN REVISI RENCANA TATA RUANG WILAYAH (RTRW) KABUPATEN NIAS BARAT Zai, Faahakhododo; Pangaribuan, Wanapri; Yuzni, Siti Zulfa
Jurnal Insinyur Profesional Vol. 3 No. 1 (2023): Jurnal Insinyur Profesional (Mei)
Publisher : Universitas Negeri Medan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24114/jip.v2i3.43294

Abstract

Kabupaten Nias Barat adalah Kabupaten yang berada di Provinsi Sumatera Utara, saat ini Kabupaten Nias Barat menggunakan Perda No. 12 Tahun 2014 tentang Rencana Tata Ruang Wilayah (RTRW) Kabupaten Nias Barat sebagai peraturan daerah yang mengatur tata ruang di Kabupaten Nias Barat. Perkembangan dan pertumbuhan wilayah yang terjadi dengan sangat pesat menyebabkan perubahan pola ruang dan stuktur ruang, berdasarkan perubahan-perubahan tersebut maka RTRW harus di revisi kembali sehingga dapat digunakan dan sesuai dengan peraturan yang berlaku. Tujuan dari tulisan ini antara lain melakukan kajian kesesuaian kondisi pemanfaatan ruang dengan Perda RTRW Kabupaten Nias Barat No. 12 Tahun 2014, melakukan kajian terhadap perubahan batas wilayah yang mempengaruhi perubahan rencana tata ruang dan pola pemanfaatan ruang, selain itu melakukan kajian konsep rencana tata ruang yang dapat mengakomodir kondisi pemanfaatan ruang sesuai dengan peraturan yang berlaku sehingga dapat di gunakan dalam instrumen penataan ruang di Kabupaten Nias Barat. Berdasarkan hasil kajian dapat disimpulkan bahwa perubahan batas wilayah dan perubahan penggunaan lahan mempengaruhi perencanaan tata ruang di Kabupaten Nias Barat. Diharapkan pemerintah daerah lebih aktif di dalam melakukan pengedalian pemanfaatan ruang sehingga dapat mengurangi pelanggaran pemanfaatan ruang di wilayah Kabupaten Nias Barat.
PERAN KRITIS ETIKA DAN PROFESIONALISME DALAM MEMBENTUK KINERJA SAKSI AHLI JASA KONSTRUKSI Silaen, Marojahan Koster; Pangaribuan, Wanapri; Hutajulu, Olnes Yosefa
Jurnal Insinyur Profesional Vol. 5 No. 1 (2025): Jurnal Insinyur Profesional
Publisher : Universitas Negeri Medan

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Abstract

This in-depth study explores the critical role of ethics and professionalism in shaping the performance of a construction expert witness. In the complex context of the construction environment, where expert testimony significantly impacts dispute resolution, a profound understanding of ethics and professionalism becomes crucial. The research investigates how ethical aspects, such as integrity, transparency, and honesty, synergize with the level of professionalism of expert witnesses to create optimal performance. Through a qualitative research approach, data was collected through in-depth interviews with experienced construction expert witnesses, which were then analyzed to identify relevant patterns and findings. The research findings provide profound insights into how the integrity and professional demeanor of an expert witness influence the validity and reliability of their testimony. The results offer practical guidance for construction professionals, lawyers, and other stakeholders to understand the importance of maintaining high ethical standards and professionalism in the context of construction expert testimony. Thus, this research contributes to the literature on professional ethics in construction law and lays the groundwork for the development of practical guidelines for expert witnesses.
RANCANG BANGUN MODUL PRAKTIKUM KUALITAS DAYA LISTRIK PADA SIMULATOR RUMAH TINGGAL 450 VA Budi, Heri Budi Utomo; Hutajulu, Olnes; Pangaribuan, Wanapri
Jurnal Insinyur Profesional Vol. 4 No. 2 (2024): Jurnal Insinyur Profesional
Publisher : Universitas Negeri Medan

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Abstract

Technological developments, including electronic-based electrical equipment, have experienced rapid development in the last ten years. This equipment is found in buildings and industrial buildings as far as residential homes, generally alternating current (AC/Alternating Current) loads, including linear and nonlinear loads. The use of nonlinear loads causes a decrease in the quality of electrical power and shortens the life of electrical equipment. The new implementation of curriculum, Kampus Merdeka, in the electrical engineering study program majoring in electrical engineering, Bandung State Polytechnic, a new course in the curriculum, namely Electrical Power Quality, must be implemented. Creating a practical module simulator for electrical power quality in residential homes is necessary to support the teaching and learning process. This study aims to design and test the quality practice model of residential electrical power. The research method is using experimental methods. The result of this study for nonlinear loads, mixed load one and mixed load 2, have THDi and TDD values exceeding IEEE standard No. 19 of 2014 and have a True PF value smaller than Distortion PF. It shows that the electrical power quality of the residential simulator's electrical system is poor, so a passive filter or active filter is needed to improve the quality of electrical power in the residential simulator.
THE USE OF NOUN PHRASE IN SCIENTIFIC SENTENCE ZANDROTO, WENI AYU SUNITA; LUBIS, NURAINI ADE PUTRI; PANGARIBUAN, WANAPRI; MUDJISUSATYO, YUNIARTO
LINGUISTICA Vol. 13 No. 1 (2024): JANUARY 2024
Publisher : Universitas Negeri Medan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24114/jalu.v13i1.56473

Abstract

The purpose of this research is to identify the types and patterns of the noun phrase. The aim of this research is to identify the types and patterns of word combinations that form noun phrases in journal articles published by BJA educational article with the title "Being a good educational supervisor". The research method used is a literature study with a qualitative descriptive approach data obtained from articles published by BJA education articles. The results of the analysis show varying patterns of use of noun phrases. Combinations of words that form noun phrases in journal articles published by BJA educational article with the title "Being a good educational supervisor". This research attempts to discuss the use of noun phrases among researchers in their research reports. It examines not only the correct usage but also the inappropriate use of noun phrases. The research method used is a literature study with a qualitative descriptive approach data obtained from articles published by BJA education articles. The results of the analysis show varied patterns of noun phrase use.
AN ANALYSIS OF DEFINITION AND DESCRIPTION CONCEPT IN SCIENTIFIC ARTICLE RAMADHANI, GITA; SYAHREZA, HADIAN FIRMAN; PANGARIBUAN, WANAPRI; MUDJISUSATYO, YUNIARTO
LINGUISTICA Vol. 13 No. 2 (2024): APRIL 2024
Publisher : Universitas Negeri Medan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24114/jalu.v13i2.57908

Abstract

The concept of definition is a basic discussion in a study. The objectives of this study is to analyse the definition and description concept contained in scientific article.  The definition and description is considered as an important thing to comprehend the concept of discussion. The analyzed article is entitled œEffects of Educational Management on Quality Education in Rural and Urban Primary Schools in Ghana Heliyon Journal published by Elsevier Ltd. This research uses a qualitative descriptive method and a theory from Miles and Huberman as a technique of data analysis. There are five data found in article classified as a definition and description. The result shows that all the data categorized as a real definition and there is no nominal definition in the article.
Peran Kepemimpinan Kepala Sekolah Dalam Pengambilan Keputusan dan Pengaruhnya Terhadap Disiplin Kerja Guru Taman Kanak-kanak Kamtini, Kamtini; Zainuddin, Zainuddin; Mudjisusatyo, Yuniarto; Pangaribuan, Wanapri
ELEMENTARY SCHOOL JOURNAL PGSD FIP UNIMED Vol. 14 No. 2 (2024): ELEMENTARY SCHOOL JOURNAL PGSD FIP UNIMED
Publisher : FIP Unimed

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24114/esjpgsd.v14i2.59001

Abstract

Kepala sekolah memegang peran penting terhadap situasi pembelajaran di sekolah, hal tersebutdipengaruhi oleh bagaimana kemampuan kepala sekolah dalam pengambilan keputusan. Setiap pengambilan keputusan yang diambil oleh kepala sekolah dapat menentukan bagaimana warga sekolah khususnya guru untuk dapat menjalankan aturan- aturan yang tersedia, seperti kedisiplinan. Artikel ini menggunakan penelitian kualitatif dengan menggunakan dokumen referensi yang berkaitan dengan kepemimpinan kepala sekolah, pengambilan keputusan dan disiplin kerja guru.Keywords: Kepala Sekolah, Pengambilan Keputusan, Disiplin Guru
The Use of Noun Phrase in Scientific Sentence Zandroto, Weni Ayu Sunita; Lubis, Nuraini Ade Putri; Pangaribuan, Wanapri; Mudjisusatyo, Yuniarto
Innovative: Journal Of Social Science Research Vol. 4 No. 3 (2024): Innovative: Journal Of Social Science Research
Publisher : Universitas Pahlawan Tuanku Tambusai

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31004/innovative.v4i3.10999

Abstract

Tujuan dari penelitian ini adalah untuk mengidentifikasi jenis dan pola frase nomina. Tujuan dari penelitian ini adalah untuk mengidentifikasi jenis dan pola kombinasi kata pembentuk frase nomina pada artikel jurnal terbitan artikel pendidikan BJA dengan judul “Menjadi Pembimbing Pendidikan yang Baik”. Metode penelitian yang digunakan adalah studi literatur dengan pendekatan deskriptif kualitatif. Data diperoleh dari artikel-artikel yang diterbitkan oleh artikel pendidikan BJA. Hasil analisis menunjukkan pola penggunaan frasa nomina yang bervariasi. Gabungan kata yang membentuk frase nomina pada artikel jurnal terbitan artikel pendidikan BJA dengan judul “Menjadi Pembina Pendidikan yang Baik”. Penelitian ini mencoba membahas penggunaan frasa nomina di kalangan peneliti dalam laporan penelitiannya. Ini tidak hanya mengkaji penggunaan yang benar tetapi juga penggunaan frasa kata benda yang tidak tepat. Metode penelitian yang digunakan adalah studi literatur dengan pendekatan deskriptif kualitatif. Data diperoleh dari artikel-artikel yang diterbitkan oleh artikel pendidikan BJA. Hasil analisis menunjukkan pola penggunaan frasa nomina bervariasi.
Integration of Strategic Management and SIJAMIN Application in Improving the Quality of Higher Education Nasrah, Sayni; Arif, Syamsul; Daryanto, Eka; Milfayetty, Sri; Pangaribuan, Wanapri
Jurnal Paedagogy Vol. 11 No. 1 (2024): January
Publisher : Universitas Pendidikan Mandalika

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33394/jp.v11i1.9971

Abstract

This research aims to analyze the integration of strategic management using SIJAMIN to conduct internal quality audits (IQA) at Universitas Malikussaleh in Lhokseumawe. This research used a qualitative approach with a descriptive method. Data collection techniques through observation, interviews with the Head, Secretary, Head of the Audit Center, and Accreditation Supervisor of the Learning Development and Quality Assurance Institute (LP3M), and documentary analysis to examine and evaluate the 2020-2024 Strategic Plan. This data analysis technique used interactive model analysis. Research validity was ensured through data triangulation, utilizing multiple data sources to guarantee the accuracy and reliability of findings. The results indicated that strategic management was implemented using the SWOT analysis model. The University's strategic plan for 2020-2024 focused on the policy of independent learning as a guideline for human resource development, considering global trends such as technological advancements. SIJAMIN is one of UNIMAL's missions in the technology field and is used to implement the Internal Quality Assurance System (SPMI), held annually in the form of internal quality audits (IQA). The application of SIJAMIN in the 6th IQA cycle showed that it could facilitate real-time data-driven decision-making, improve operational efficiency, and strengthen coordination among units. Additionally, there was progress in achieving strategic goals and enhancing the quality of teaching, research, and community service, with the expectation of achieving excellent accreditation. In conclusion, integrating strategic management and implementing SIJAMIN is a practical strategic step in improving the quality of higher education, particularly at Universitas Malikussaleh.
Hubungan Persepsi Guru Tentang Perilaku Kepemimpinan Kepala Sekolah dan Iklim Komunikasi dengan Kinerja Guru SMP di Kecamatan Tanjung Morawa Kabupaten Deli Serdang Masyitah, Masyitah; Rahman, Arif; Purba, Sukarman; Pangaribuan, Wanapri
Invention: Journal Research and Education Studies Volume 5 Issue 3 November 2024
Publisher : CV. PUSDIKRA MITRA JAYA

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.51178/invention.v5i3.2270

Abstract

Penelitian ini bertujuan untuk mengeksplorasi hubungan antara persepsi guru mengenai perilaku kepemimpinan transformasional kepala sekolah dan kinerja guru, serta hubungan antara iklim komunikasi dengan kinerja guru. Selain itu, penelitian ini juga meneliti hubungan antara persepsi guru terhadap perilaku kepala sekolah dan iklim komunikasi terhadap kinerja guru. Subjek penelitian terdiri dari guru-guru SMP di Tanjung Morawa, Kabupaten Deli Serdang, dengan total sampel sebanyak 60 orang yang diambil menggunakan metode proportionate stratified random sampling. Metode yang digunakan dalam penelitian ini adalah deskriptif, yang bertujuan untuk mengumpulkan informasi terkait fenomena yang diteliti.Hasil pengujian hipotesis menunjukkan bahwa: (1) Terdapat hubungan yang signifikan antara persepsi guru tentang perilaku kepemimpinan kepala sekolah dengan kinerja guru, dengan nilai ry1.2 = 0,514 yang lebih besar dari rtabel = 0,254 dan thitung = 4,526 yang lebih besar dari ttabel = 1,67; (2) Terdapat hubungan yang signifikan antara iklim komunikasi dan kinerja guru, dengan nilai ry2.1 = 0,316 lebih tinggi dari rtabel = 0,254 dan thitung = 2,517 lebih besar dari ttabel = 1,67; dan (3) Terdapat hubungan signifikan antara persepsi guru tentang perilaku kepemimpinan kepala sekolah dan iklim komunikasi dengan kinerja guru, dengan nilai Ry(12) = 0,674 lebih besar dari rtabel = 0,254 serta Fhitung = 23,780 yang lebih tinggi dari Ftabel = 3,23. Dari hasil penelitian, dapat disimpulkan bahwa persepsi guru tentang perilaku kepemimpinan kepala sekolah dan iklim komunikasi secara bersama-sama berkontribusi sebesar 45,5% terhadap kinerja guru, sedangkan sisanya ditentukan oleh faktor lain.