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PENERAPAN MODEL PEMBELAJARAN RESEARCH BASED LEARNING DENGAN PENDEKATAN SAINTIFIK DALAM MENINGKATKAN CRITICAL THINKING SKILL SISWA KELAS XI 3B SMA N 2 SUKOHARJO Kusumastuti, Diana; Joyoatmojo, Soetarno
J-KIP (Jurnal Keguruan dan Ilmu Pendidikan) Vol 5, No 3 (2024): OKTOBER
Publisher : FAKULTAS KEGURUAN DAN ILMU PENDIDIKAN UNIVERSITAS GALUH

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25157/j-kip.v5i3.15597

Abstract

Penelitian ini bertujuan untuk untuk menganalisis pengaruh penerapan research based learning yang dipadukan dengan pendekatan saintifik terhadap peningkatan kemampuan critical thinking skill peserta didik kelas XI 3B SMA N 2 Sukoharjo. Model pembelajaran research based learning yang dipadukan dengan pendekatan saintifik memiliki  sintaks yakni merumuskan pertanyaan umum dan kegiatan mengamati, mendefinisikan pertanyaan. tinjauan literatur dan kegiatan menanya, menjelaskan metode riset, melakukan analisis data dan kegiatan berpikir logis, interpretasi dan pertimbangan hasil, laporan hasilPenelitian ini menggunakan jenis metode penelitian tindakan kelas. Penelitian tindakan kelas merupakan penelitian yang dilakukan oleh pengajar di kelas dalam aktivitasnya sebagai seorang pendidik dan bertujuan memperbaiki pembelajaran. Penelitian ini memiliki empat langkah yang harus dilaksanakan yaitu perencanaan, tindakan, observasi, dan refleksi.Populasi penelitian ini adalah peserta didik kelas XI 3B SMA N 2 Sukoharjo. Teknik pengumpulan data yang digunakan pada penelitian ini adalah teknik observasi, wawancara, dan dokumentasi. Hasil penelitian menyimpulkan bahwa terdapat pengaruh penerapan research based learning yang dipadukan dengan pendekatan saintifik terhadap peningkatan kemampuan critical thinking skill peserta didik kelas XI 3B SMA N 2 Sukoharjo. Peningkatan tersebut muncul secara perlahan pada siklus pertama dan signifikan pada siklus kedua tindakan
POTENSI PENGEMBANGAN PERHITUNGAN IKE MODEL HIBRIDA PADA BANGUNAN GEDUNG PERKANTORAN DENGAN PENDEKATAN MULTITEORI: STUDI KASUS GEDUNG MENTERI DAN GEDUNG SUMBER DAYA AIR KEMENTERIAN PEKERJAAN UMUM Kusumastuti, Diana; Setyowati, Erni; Sari, Suzanna Ratih; Dwiyanto, Agung
Jurnal Arsitektur ARCADE Vol 9 No 2 (2025): Jurnal Arsitektur ARCADE Juni 2025
Publisher : Prodi Arsitektur UNIVERSITAS KEBANGSAAN

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31848/arcade.v9i2.4047

Abstract

Energy Consumption Index (IKE) is a key indicator in evaluating the energy efficiency of buildings. However, current IKE calculation methods, such as software-based simulations, are often complex, require technical expertise, and large resources, making them impractical. This study explores the potential of a hybrid model in calculating IKE by integrating six theoretical approaches to simplify the process without compromising accuracy. Case studies were conducted at the Ministry of Public Works Building and the Directorate General of Water Resources Building, focusing on benchmarking analysis of HVAC systems, lighting, and energy consumption patterns. The results show that with a multi-theoretical approach and the availability of field data, a hybrid model has the potential to be developed and applied to simplify IKE calculations, especially in the early design and energy performance evaluation stages, although there are challenges in maintaining accuracy and increasing the accessibility of the method for non-technical users. The case study shows a difference in IKE of up to 40% between the Directorate General of Water Resources Building and the Minister of Public Works Building, influenced by factors such as air conditioning systems, lighting, and elevator usage. A hybrid model based on empirical data considering the specific characteristics of each building can be an effective solution to bridge the gap between the complexity and ease of IKE calculation. Further studies are needed to integrate operational data from more buildings and optimize software-based simulations
Analysis of Energy Use Intensity (EUI) Factors in Government Office Buildings in Tropical Climate: A Case Study in the Ministerial Office Building and the Directorate General of Water Resources Building of The Ministry of Public Works Kusumastuti, Diana; Setyowati, Erni; Sari, Suzanna; Dwiyanto, Agung
TEKNIK Vol 46, No 3 (2025): Vol 46, No 3 (2025): July 2025 Publication in-progress
Publisher : Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/teknik.v46i3.72798

Abstract

Energy Use Intensity (EUI) is a key indicator for evaluating the energy efficiency of buildings. This study aims to analyze the EUI factors in two government office buildings: the Ministerial Office (MO) building and the Directorate General of Water Resources (DGWR) building of The Ministry of Public Works. Both are located in close proximity and share similar physical characteristics under tropical climate. The EUI is analyzed using the walkthrough audit method as a practical approach for assessing energy performance. The results show that the DGWR Building exhibits higher energy consumption, primarily due to the dominance of cooling loads accounting for 54.13% of the total EUI, compared to 46.54% at the MO building.  There are three main factors contributing to the EUI variation include: (i) heating, ventilation, and air conditioning (HVAC) system – the water-cooled chiller used in the MO building shows higher efficiency compared to the air-cooled chiller system installed in the DGWR building; (ii) Overall Thermal Transfer Value (OTTV) – although both buildings utilize similar envelope materials, the OTTV value in DGWR building is significantly higher due to its larger window-to-wall ratio (WWR), which increases heat gain through the facade; and (iii) Lighting – while there is no significant difference in total installed lighting power, the higher lighting power density (LPD) in DGWR building contributes to a greater lighting energy load per unit area. Additionally, the implementation of smart lighting systems in MO building contributes to better energy efficiency performance.