Modelling, Analysis, Design and Optimisation of Shell Structures

Author(s):  
J. Ward ◽  
D. Thambiratnam ◽  
A. Nasir
2014 ◽  
Vol 52 (2) ◽  
pp. 218-243 ◽  
Author(s):  
Alireza Farjoud ◽  
Russell Taylor ◽  
Eric Schumann ◽  
Timothy Schlangen

2019 ◽  
Vol 3 (1) ◽  
pp. 70-80
Author(s):  
Sri Ayu Harani Tanjung ◽  
Yuli Amalia

Bahan ajar dikembangkan berdasarkan karakteristik siswa, sehingga kompetensi yang ditetapkan dapat dicapai. Secara umum kemampuan pemecahan masalah siswa masih sangat rendah, siswa belum bisa memahami soal, sehingga terkendala dalam menentukan model penyelesaian soal matematika. Penelitian ini bertujuan untuk mendeskripsikan kevalidan, keefektifan, dan respon siswa terhadap bahan ajar berbasis Problem Based Learning berkemampuan pemecahan masalah yang dikembangkan. Penelitian ini merupakan penelitian pengembangan dengan menggunakan model ADDIE yaitu Analysis, Design, Development, Implementation, dan Evaluation. Subjek Penelitan dalam penelitian ini adalah siswa SMA Negeri 1 Meureubo kelas X Mia2 sebanyak 23 siswa. Instrumen penelitian berupa lembar validasi, angket respon siswa, dan tes. Dari hasil uji coba, pada uji coba I dan II diperoleh bahan ajar berbasis Problem Based Learning yang dikembangkan efektif ditinjau dari 70% siswa yang mengikuti tes kemampuan pemecahan masalah memperoleh nilai minimal 75 dan tercapainya ketuntasan belajar tes kemampuan pemecahan masalah  75% dan respon positif siswa terhadap bahan ajar berbasis Problem Based Learning untuk kemampuan pemecahan masalah yang dikembangkan. Teaching materials are developed based on the characteristics of students, so that the specified competencies can be achieved. In general, students' problem solving abilities are still very low, students have not been able to understand the problem, so it is constrained in determining the mathematical problem solving model. This study aims to describe the validity, effectiveness, and response of students to Problem Based Learning-based teaching materials that are problem-solving skills developed. This research is a development research using ADDIE models namely Analysis, Design, Development, Implementation, and Evaluation. The research subjects in this study were 23 students of Meureubo High School 1 in class Mia2 as many as 23 students. The research instruments were validation sheets, student response questionnaires, and tests. From the results of the trials, in the first and second trials obtained teaching materials based on Problem Based Learning that were developed effectively in terms of 70% of students taking the test of problem solving skills obtained a minimum score of 75 and achievement of learning completeness 75% problem solving ability tests and positive responses for Problem Based Learning based teaching materials for problem solving abilities developed.


2020 ◽  
Vol 1 (1) ◽  
pp. 1-10
Author(s):  
Evi Rahmawati ◽  
Irnin Agustina Dwi Astuti ◽  
N Nurhayati

IPA Integrated is a place for students to study themselves and the surrounding environment applied in daily life. Integrated IPA Learning provides a direct experience to students through the use and development of scientific skills and attitudes. The importance of integrated IPA requires to pack learning well, integrated IPA integration with the preparation of modules combined with learning strategy can maximize the learning process in school. In SMP 209 Jakarta, the value of the integrated IPA is obtained from 34 students there are 10 students completed and 24 students are not complete because they get the value below the KKM of 68. This research is a development study with the development model of ADDIE (Analysis, Design, Development, Implementation, and Evaluation). The use of KPS-based integrated IPA modules (Science Process sSkills) on the theme of rainbow phenomenon obtained by media expert validation results with an average score of 84.38%, average material expert 82.18%, average linguist 75.37%. So the average of all aspects obtained by 80.55% is worth using and tested to students. The results of the teacher response obtained 88.69% value with excellent criteria. Student responses on a small scale acquired an average score of 85.19% with highly agreed criteria and on the large-scale student response gained a yield of 86.44% with very agreed criteria. So the module can be concluded receiving a good response by the teacher and students.


Basastra ◽  
2018 ◽  
Vol 7 (4) ◽  
Author(s):  
Weni Agustianingsih ◽  
Rosmaini Rosmaini

Tujuan penelitian ini adalah untuk (1) Mengembangkan bahan ajar leaflet pada materi materi teks eksplanasi di kelas XI SMK Negeri 3 Medan Tahun Pembelajaran 2017/2018, (2) mendeskripsikan kelayakan leaflet dalam materi teks eksplanasi untuk meningkatkan pembelajaran yang valid sesuai dengan syarat kelayakan leaflet kelas XI SMK Negeri 3 Medan Tahun Pembelajaran 2017/2018. Penelitian ini menggunakan sampel 29 orang peserta didik dengan metode R&D (Research and Development) dengan model ADDIE (Analysis, Design, Development, Implementation, and Evaluation).Hasil penelitian Leaflet sebagai bahan ajar materi teks eksplanasi siswa kelas XI SMK Negeri 3 Medan Tahun Pembelajaran 2017/2018 tergolong kategori “Sangat Baik”. Berdasarkan rata-rata penilaian dari ahli materi 95.27% (kelayakan isi materi 93,33%, kelayakan penyajian 92,5%, dan kelayakan bahasa 100%) dan ahli desain 90.66%. Selanjutnya diperkuat hasil uji coba bahan ajar leaflet pada 29 orang siswa dibagi menjadi dua tahap yaitu uji coba skala kecil, dan uji coba skala besar. Dengan demikian dapat disimpulkan bahwa leaflet yang dikembangkan dapat digunakan sebagai alternatif pembelajaran dan layak digunakan.


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