Study on effectiveness of continuous solar dryer integrated with desiccant thermal storage for drying cocoa beans SF Dina, H Ambarita, FH Napitupulu, H Kawai Case Studies in Thermal Engineering 5, 32-40, 2015 | 184 | 2015 |
Performance and emission characteristics of a small diesel engine run in dual-fuel (diesel-biogas) mode H Ambarita Case studies in thermal engineering 10, 179-191, 2017 | 104 | 2017 |
Experimental study on solar-powered adsorption refrigeration cycle with activated alumina and activated carbon as adsorbent H Ambarita, H Kawai Case Studies in Thermal Engineering 7, 36-46, 2016 | 75 | 2016 |
Study on the performance of natural vacuum desalination system using low grade heat source H Ambarita Case Studies in Thermal Engineering 8, 346-358, 2016 | 58 | 2016 |
Laminar natural convection heat transfer in an air filled square cavity with two insulated baffles attached to its horizontal walls H Ambarita, K Kishinami, M Daimaruya, T Saitoh, H Takahashi, J Suzuki Thermal science and engineering 14 (3), 35-46, 2006 | 54 | 2006 |
Studi Eksperimental Performansi Solar Water Heater Jenis Kolektor Plat Datar dengan Penambahan Thermal Energy Storage FH Napitupulu, H Ambarita Cylinder: Jurnal Ilmiah Teknik Mesin 1 (2), 27-36, 2014 | 48 | 2014 |
A Study on Adsorption Refrigerator Driven by Solar Collector Using Indonesian Activated Carbon. TB Sitorus, FH Napitupulu, H Ambarita Journal of Engineering & Technological Sciences 49 (5), 2017 | 39 | 2017 |
Bio-pellet fuel from oil palm empty fruit bunches (EFB): Using European standards for quality testing A Brunerová, M Müller, V Šleger, H Ambarita, P Valášek Sustainability 10 (12), 4443, 2018 | 38 | 2018 |
Experimental study of solar refrigerator system using activated alumina and methanol adsorption pair TB Sitorus, FH Napitupulu, H Ambarita International Journal of Technology 7 (5), 910-920, 2016 | 38 | 2016 |
Perpindahan Panas Konveksi dan Pengantar Alat Penukar Kalor H Ambarita Medan: Departemen Teknik Mesin FT USU, 2011 | 35 | 2011 |
Performance of a clothes drying cabinet by utilizing waste heat from a split-type residential air conditioner H Ambarita, AH Nasution, NM Siahaan, H Kawai Case Studies in Thermal Engineering 8, 105-114, 2016 | 31 | 2016 |
A field survey on coffee beans drying methods of Indonesian small holder farmers P Siagian, EY Setyawan, T Gultom, FH Napitupulu, H Ambarita IOP Conference Series: Materials Science and Engineering 237 (1), 012037, 2017 | 30 | 2017 |
Development of software for estimating clear sky solar radiation in Indonesia H Ambarita Journal of Physics: Conference Series 801 (1), 012093, 2017 | 27 | 2017 |
Experimental study on melting and solidification of phase change material thermal storage H Ambarita, I Abdullah, CA Siregar, RET Siregar, AD Ronowikarto IOP conference series: materials science and engineering 180 (1), 012030, 2017 | 26 | 2017 |
Performance of the natural cooler to keep the freshness of vegetables and fruits in Medan City TB Sitorus, H Ambarita, F Ariani, T Sitepu IOP Conference Series: Materials Science and Engineering 309 (1), 012089, 2018 | 25 | 2018 |
Field tests of a natural vacuum solar desalination system using hybrid solar collector EY Setyawan, RAM Napitupulu, P Siagian, H Ambarita IOP Conference Series: Materials Science and Engineering 237 (1), 012012, 2017 | 24 | 2017 |
Performance and emissions of an engine fuelled by biogas of palm oil mill effluent J Arjuna, TB Sitorus, H Ambarita, S Abda IOP Conference Series: Materials Science and Engineering 309 (1), 012088, 2018 | 23 | 2018 |
New similarity KMN Mahyuddin, OS Sitompul, S Nasution, H Ambarita IOP Conference Series: Materials Science and Engineering 180 (1), 012297, 2017 | 23 | 2017 |
Numerical study on the effects of absorptivity on performance of flat plate solar collector of a water heater DRS Tambunan, YP Sibagariang, H Ambarita, FH Napitupulu, H Kawai Journal of Physics: Conference Series 978 (1), 012099, 2018 | 19 | 2018 |
Experimental study on a prototype solar water heater using refrigerant R141b as a transfer fluid H Ambarita, T Sitepu IOP Conference Series: Materials Science and Engineering 237 (1), 012014, 2017 | 19 | 2017 |