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yohanes, eko (2020) Optimalisasi Kinerja Kincir Air Dengan Menggunakan Material Aluminium Tipe Undershot. Jurnal Mesin Material Manufaktur Dan Energi, 1 (2). ISSN E-ISSN 2745-7672
yohanes, eko (2020) The Utilization Of Cocopeat As Environmentally Friendly Composite. Journal of Science And Applied Engineering, 3 (2). pp. 75-82. ISSN ISSN 2621-3753
yohanes, eko (2020) Investigation on the Micro Hydropower Undershot Type Floating Blade Tilt Angle for Low-flow Hydropower. In: Tarumanegara International Conference on the Application of Social Sciences &Humanities, 3-4 Agustus 2020, Jakarta, Universitas Tarumanegara.
yohanes, eko (2020) On the performance of air conditioner with cold coil for cooling in the condenser. In: Tarumanegara International Conference on the Application of Social Sciences &Humanities, 3-4 Agustus 2020, Jakarta, Universitas Tarumanegara.
yohanes, eko (2020) Karakteristik Kekuatan Tarik Dan Morfologi Biokomposit Pelepah Pisang Raksasa. Jurnal Flywheel, 11 (1). ISSN E-ISSN 2745-7435 /P-ISSN 1979-5858
yohanes, eko (2020) Design and Performance of Multistage Axial Flux Permanent Magnet Generators. Journal of Engineering and Applied Sciences, 15 (12). pp. 84-89. ISSN ISSN 1816-949x
yohanes, eko (2020) The effect of stage number on the performance of a vapor compression refrigeration cycle using refrigerant R32. In: The 2020 lnternational Conference on lnformation Technology and Engineering lVanagement (, 2020 Brisbane, Batam.
yohanes, eko (2019) African-Stevia Leaves Herbal Tea as a Low Calorie Antioxidant Source. European Journal Of Engineering And Technology Research, 4 (12). pp. 11-18. ISSN ISSN 2736-576X
yohanes, eko (2019) Flat Plate Type Solar Collector Performance Using Double Thermal Insulation. In: Tarumanegara International Conference on the Application of Technology and Engineering, 21-22 Nopember 2019, Jakarta, Universitas Tarumanegara.
yohanes, eko (2019) Geometry Fin Performance in Vacuum Desalination System Condenser Tubes Using Low Temperature. In: Tarumanegara International Conference on the Application of Technology and Engineering, 21-22 Nopember 2019, Jakarta, Universitas Tarumanegara.
yohanes, eko (2019) Design and Construction of Single Phase Radial Flux Permanent Magnet Generators for Pico hydro Scale Power Plants Using Propeller Turbines in Water Pipes. In: Proceedings The 4th ICESTI 2019 International Conference on Electrical Systems, Technology and Information, 24-27 October 2019, Bali.
yohanes, eko (2019) Design of Low Flow Undershot Type Water Turbine. Universitas Widyagama Malang, Indonesia, 2 (2). pp. 18-22. ISSN ISSN 2621-3753
yohanes, eko (2019) Comparison of Calorific Value of Corn Cobs, Areca Nut Fiber and Paper Waste as Alternative Fuel. In: The 1st International Conference on Physics and Apllied Physics (The 1st ICP & AP) 2019, 12 - 13 September 2019, Medan, University of Sumatera Utara.
yohanes, eko (2019) The Potency of Solar Energy on Medan City of Indonesia: Comparison of Clear Sky, Satellite and Field Measurements. In: The 1st International Conference on Physics and Apllied Physics (The 1st ICP & AP), 12 - 13 September 2019, Medan, University of Sumatera Utara.
yohanes, eko (2019) Effect of cocopeat and brass powder composition as a filler on wear resistance properties. In: 3rd NICTE 2019, 25-26 July 2019, Medan, University of Sumatera Utara.
yohanes, eko (2019) Effect of multi –stages vapor compression refrigeration cycle using refrigerant R32 for Air- Conditioning unit. In: 3rd NICTE 2019, 25-26 July 2019, Medan, University of Sumatera Utara.
yohanes, eko (2019) Experimental study of the prototype of acid gelugur solar dryer (Garcinia atroviridis) with air velocity of 1.5 m/s. In: 3rd NICTE 2019, 25-26 July 2019, Medan, University of Sumatera Utara.
yohanes, eko (2019) Simulation model of vertical water wheel performance flow. In: 3rd NICTE 2019, 25-26 July 2019, Medan, University of Sumatera Utara.
yohanes, eko (2019) PENGARUH PERBEDAAN KETEBALAN IRISAN ASAM GELUGUR (Garcinia atroviridis) TERHADAP KANDUNGAN TOTAL ASAM PADA ASAM SITRAT DENGAN PENGERINGAN SINAR MATAHARI SISTIM KONVEKSI PAKSA. "Sprocket" Jurnal of Mechanical Engineering, 1 (1). ISSN ISSN 2685-8916
yohanes, eko (2018) Study on the Characteristics of a Natural Vacuum Desalination System Using Solar Energy as Energy Sources. Abstract— The characteristics of a natural vacuum solar desalination unit is studied. A prototype of natural vacuum solar desalination consists of solar collector, evaporator and condenser as the main components has been designed and fabricated. The colle, 18 (5). pp. 50-55. ISSN ISSN 2077-124X
yohanes, eko (2018) Alat Pengering Pakaian Portable dengan Memanfaatkan Energi Panas Buangan AC Split 1PK. Jurnal Flywheel, 9 (2). ISSN E-ISSN 2745-7435 /P-ISSN 1979-5858
yohanes, eko (2018) Analisa Pemanas Air Tenaga Surya Sistem Hybrid Dengan Variasi Sudut Kemiringan Kolektor 15o dan 30o Untuk Memanaskan 80 Liter Air. Jurnal Flywheel, 9 (2). ISSN E-ISSN 2745-7435 /P-ISSN 1979-5858
yohanes, eko (2018) Analisa Perpindahan Panas Tangki Air Berkapasitas 80 Liter Pada Pemanas Air Tenaga Surya Sistem Hybrid. Jurnal Flywheel, 9 (2). ISSN E-ISSN 2745-7435 /P-ISSN 1979-5858
yohanes, eko (2018) Thermal characteristics of a flat-plate solar collector of hybrid solar water heater. In: SEMIRATA- International Conference on Science and Technology, 4-6 Mei 2018, Medan, University of Sumatera Utara.
yohanes, eko (2018) A preliminary test of a flat-plate solar collector of hybrid solar water heater. In: SEMIRATA- International Conference on Science and Technology, 4-6 Mei 2018, Medan, University of Sumatera Utara.
yohanes, eko and Asroni, Mochtar and Soeparno, Djiwo and Asroful, Anam (2018) The use of DC water pumps on solar-based vacuum desalination system. The use of DC water pumps on solar-based vacuum desalination system. pp. 1-8.
