Kusdinar, Yopi
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KENYAMANAN TERMAL PADA SARANA OLAHRAGA Cahyani, Diah; Kusdinar, Yopi; Mardiana, Riskha
Jurnal Kepelatihan Olahraga Vol 10, No 2 (2017)
Publisher : Fakultas Pendidikan Olahraga dan Kesehatan, Universitas Pendidikan Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.17509/jko-upi.v10i2.15922

Abstract

Permasalahan sering terjadi pada bangunan sarana olahraga adalah kurang memberi kenyamanan termal bagi pelaku kegiatan. Kondisi udara begitu statis banyak dijumpai selama berolahraga indoor. Kelembaban udara yang tinggi sangat tidak mendukung proses penguapan keringat yang amat dibutuhkan saat berolahraga. Kondisi ini tentu saja bisa menimbulkan ketidaknyamanan bagi atlet maupun penonton pada saat pertandingan. Penelitian pada bertujuan untuk mengetahui tingkat kenyamanan termal sarana olahraga baru atau renovasi di Jawa Barat berdasarkan pengukuran subyektif dan obyektif. Pendekatan penelitian yang digunakan adalah penelitian kuantitatif. Pengukuran obyektif terhadap tingkat kenyamanan akan dilakukan dengan pengukuran pada tiga faktor, yaitu; 1) temperatur udara, 2) pergerakan angin, 3) kelembapan udara, Kemudian dibandingkan dengan standar-standar Kenyamanan termal yang berlaku. Sedangkan pengukuran subyektif akan dilakukan dengan menyebarkan kuesioner mengenai persepsi mengenai kenyamanan termal yang mereka rasakan pada saat pertandingan. Hasil penelitian menunjukkan bahwa, baik dari pengukuran obyektif maupun subyektif, sarana olahraga di Jawa Barat memberi sensasi termal hangat menuju panas. Artinya sarana olahraga tersebut tidak memberi kenyamanan termal.
Kinetics Analysis of Overhead Standing Smash in Badminton Rusdiana, Agus; Subarjah, Herman; B, Badruzaman; Budiman, Didin; Wibowo, Ricky; Nurjaya, Dede Rohmat; Pramutadi, Asril; Mustari, Andi; Kusdinar, Yopi; Syahid, Angga
JURNAL PENDIDIKAN JASMANI DAN OLAHRAGA Vol 6, No 1 (2021): Opportunities from The Sport and Health Education to Improve Quality of Life
Publisher : Universitas Pendidikan Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (670.111 KB) | DOI: 10.17509/jpjo.v6i1.32577

Abstract

The purpose of this study was to analyze the joint motion kinetics of the shoulders, elbows, and wrists between experienced player (skilled player) group and unskilled player group when performing overhead standing smash in badminton game. The samples involved were 26 samples. The samples included 13 male badminton players joining Student Activity Unit who had achieved many achievements and had a high skill (skilled), while the other 13 samples were unskilled players, involving students who had just studied under one year. The mean of participants’ age was 19.4 ± 1.6 years, height was 1.73 ± 0.12m, and body weight was 62.8 ± 3.7kg. This study used 3 Panasonic Handycams, a calibration set, 3D Frame DIAZ IV motion analysis software, and a speed radar gun. Normalization of the kinetic motion score of the shoulder, elbow, and wrist joints was calculated using the inverse dynamics method. The t-test was used to determine the significance of motion kinetic difference of the two different groups. The results presented that the shuttlecock speed of the skilled player group, during the overhead standing smash, showed a significant difference. Meanwhile, the joint motion of the inferior shoulder force, shoulder anterior force, shoulder internal rotation torque, shoulder horizontal abduction torque, elbow anterior force, and wrist flexion torque were higher in the skilled players group than the unskilled player group.