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Planning and Design of the Automotive Engineering Building of SMKN 2 Surakarta with Green Architecture Concept Noviansyah, Wahyu; Thalia, Amanda Putri; Habsya, Chundakus; Efendi, Adhan
Jurnal Pendidikan Teknik Sipil Vol. 6 No. 2 (2024): November
Publisher : Universitas Negeri Yogyakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21831/jpts.v6i2.79884

Abstract

Background: The Automotive Engineering Department of SMKN 2 Surakarta has a problem with a lack of classrooms, unmet standards of space area and height, and problems of glare and heat in the room caused by wide ventilation but no canopy or coating walls. Based on the Guidelines for the Standardization of High School Buildings and Furniture, the infrastructure that is met, the building requirements, and the provisions that are applied greatly affect student learning. Space, air circulation, natural and artificial lighting are related to the performance of teachers and learners.Methods: This planning and design uses the architectural programming method with a green architecture approach. The stages of architectural programming include: determining goals, collect fact, uncover and test concepts, determining needs, and design. Data sources were taken from informants, archives, and documents. Data collection was conducted using observation, interview, and documentation techniques.Results: Space requirements in the Automotive Engineering Department include classrooms, teachers' rooms, basic automotive workshops, material tool rooms, toolman rooms and toilets. The application of green architecture principles includes conserving energy by utilizing solar panels, utilizing gray water, using brightly colored paint; working with climate by utilizing natural lighting and air conditioning, skylight applications, cross ventilation; respect for site through site shape adjustments; respect for use through calculating the area of space according to standards, installing roster walls and vegetation, minimizing new resources related to conserving energy; and holistic.Conclusion: The Automotive Engineering Building consists of two masses, namely the two-story main building (12 classrooms, 1 teacher's room, 4 toilets) and the one-story basic automotive workshop building (1 practice room, 2 toilets, 1 tool and material room and toolman room). The opening area for natural lighting and ventilation is 17-20% following the opening area guideline of 10-20% of the floor area. The use of solar panels as an effort to save energy produces a power of 9,500 WP which can meet the power needs of 9,262.56 WP. The management of gray water which can then be used to flush toilets is 4,645.2 L/day (33%) of the water demand of 13,974 L/day (100%).
Implementasi Konsep Cross Ventilation dan Split Level untuk Menghasilkan Sirkulasi Udara Alami pada Bangunan Rumah di Lahan Terbatas Nugroho, Bayu Setyo; Rahmawati, Anis; Habsya, Chundakus
Jurnal Ilmu Lingkungan Vol 23, No 2 (2025): March 2025
Publisher : School of Postgraduate Studies, Diponegoro Univer

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/jil.23.2.382-391

Abstract

Semakin tingginya harga lahan untuk perumahan menjadikan bangunan rumah sering dibangun di atas lahan yang terbatas. Fokus perencanaan bangunan sering hanya pada pemenuhan kebutuhan ruang tanpa memperhatikan kondisi sirkulasi udara alami. Penelitian ini bertujuan untuk merancang rumah yang menggabungkan konsep cross ventilation dan split level untuk menghasilkan sirkulasi udara alami pada bangunan rumah dengan lahan terbatas. Metode penelitian pengembangan Tipe 1 Richey dan Klein diterapkan dengan mencakup tahap pendahuluan, perencanaan produk, evaluasi produk, dan validasi produk. Hasil pengembangan berupa desain rumah dua lantai dengan luas bangunan 74 m2 di atas lahan seluas 72 m2, dan 21,64 m2 luas bukaan. Kecepatan udara dominan untuk desain rumah ini adalah 0,9–1 m/s, menurut simulasi Autodesk CFD. Namun, meskipun kecepatan udara melebihi standar, yaitu 0,15–0,25 m/s, sirkulasi udara sesuai standar dapat dicapai hanya dengan boven dan pintu dan jendela ditutup. Rata-rata kecepatan udara dominan adalah 0,171–1,271 m/s. Suhu udara di rumah 25,01-25,05 °C, atau 18–30 °C, memenuhi persyaratan; penambahan vegetasi juga akan mengurangi masuknya udara panas. Penelitian ini diharapkan dapat berkontribusi pada pengembangan desain perumahan ramah lingkungan.
Pengaruh Substitusi Agregat Halus dengan Limbah Ban Karet terhadap Karakteristik Mekanik dan Kemampuan Absorpsi Suara pada Panel Dinding Beton Sumarni, Sri; Yusti, Adi Putra; Habsya, Chundakus
MEDIA KOMUNIKASI TEKNIK SIPIL Volume 30, Nomor 2, DESEMBER 2024
Publisher : Department of Civil Engineering, Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/mkts.v30i2.65498

Abstract

This study explores the use of waste rubber tires as a substitute for fine aggregate in concrete wall panels to reduce environmental pollution and promote sustainable buildings with lightweight and sound-absorbing properties. This study aims to evaluate the effect of waste rubber tire replacement on bulk density, flexural strength, and sound absorption coefficient, while identifying the optimal percentage for the desired characteristics. The experiment varied the rubber tire content (5%, 10%, 15%, 20%, and 25%) as the independent variable, with specific gravity, flexural strength, and sound absorption as the dependent variables. The results show that increasing the percentage of waste rubber tires will decrease the concrete density, with a minimum concrete density of 1311.63 kg/m³ at 25% replacement. However, higher tire content will weaken the flexural strength, which peaks at 3.02 N/mm² at 5% replacement. On the other hand, the acoustic performance improves with more rubber content, reaching optimal sound absorption at 15% replacement, with a maximum coefficient of 0.22324 at 974 Hz.