Browsing Mechanical & Biosystem Engineering by Author "Nelwan, Leopold Oscar"
Now showing items 1-7 of 7
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Analisis distribusi suhu dan kecepatan aliran udara dalam ruang pengering berenergi surya menggunakan CFD
Dyah W. | Nelwan, Leopold Oscar | Kamaruddin A. | A. Indra S. (2003)Solar drying is one of alternative drying method for various agricultural products using renewable energy resources. There is a significant problem i.e. improper uniformity of temperature and air flow in addition to the ... -
Fuel Feeding Rate Controlling Base on The Temperature Distribution Simulation on Rosella Pod (Hibiscus sabdariffa Linn) Drying Process
Wulandani, Dyah | Nelwan, Leopold Oscar | Subrata, I Dewa Made (2013-08)This paper is concerned to the energy balance analysis of single drying process of rosella pod using solar energy dryer. The study is aimed at determining of the optimum biomass fuel feeding rate in order to retrench the ... -
Recent Development Of GHE Solar Drying In Indonesia - Grass Roots Project
Abdullah, Kamaruddin | Dyah W. | Nelwan, Leopold Oscar | Manalu, L.P. (1999)Study on greenhouse effect (GHE) solar dryer was initiated since early 1990's in our laboratory. From several test results conducted using different type of GHE solar dryers, it was found that such system was applicable ... -
Simulasi Pengendalian Suhu dalam Rumah Tanaman Jamur Tropika
Setiawan, Budi Indra | Wijaya, Diduk A. | Nelwan, Leopold Oscar (2001)Optimum growth of tropical mushrooms depend on the ambient environment. In general, mushrooms prefer low air temperature and high air humidity. The growers use closed rooms to maintain favorable conditions. Recently, use ... -
Study on Solar Dryer with Rotating Rack for Cocoa Beans
Nelwan, Leopold Oscar | Abdullah, Kamaruddin | Wulandani, Dyah (2010)This study discusses the engineering aspect of sokw-assisted drying for cocoa beans using GHE type dryer with rotating rack. This dryer has a capacity of 60.5 kg/m3. Solar irradiation and charcoal combustion were used as ... -
Water Buffalo as a Source of Draft Power, Organic Fertilizer and Energy Saving
Harahap, Lukman Adlin | Astika, l. Wayan | Nelwan, Leopold Oscar | Syuaib, M.Faiz (2009) -
Water Buffalo as a Source of Draft Power, Organic Fertilizer and Energy Saving
Harahap, Lukman Adlin | Astika, I Wayan | Nelwan, Leopold Oscar | Syuaib, M.Faiz (2009)