Solar Drying
Often the biggest challenge faced by a tropical farmer is not in the production of a crop but rather in the preservation of the crop. Farmers may want to preserve a crop for future consumption or for sale at a time when the market will offer a higher price.
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Key Resource 2001-01-01 Often the biggest challenge faced by a tropical farmer is not in the production of a crop but rather in the preservation of the crop. Farmers may want to preserve a crop for future consumption or for sale at a time when the market will offer a higher price. Using a solar dehydrator is a simple,...
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From Horticulture Innovation Lab researchers at UC Davis, the chimney solar dryer is designed to provide efficient drying even in hazy or partially cloudy conditions, using inexpensive and readily available materials. Other features of this design include: The chimney ensures continuous air flow...
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Abstract,International Journal of Ambient Energy, 2018 Drying of agricultural products is an energy-demanding process. High costs, scarcities in fossil fuels and environmental threats attract the use of solar energy as an alternate source, especially in developing countries. Increasing...
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Abstract,International Journal of Energy and Environmental Engineering, 2013 December Based on preliminary investigations under controlled condition of drying experiments, a mixed-mode solar dryer with forced convection using smooth and rough plate solar collector was constructed. This paper...
- Abstract,MOJ Food Processing & Technology, 2017 Two drying methods (solar and oven) were used to dry a variety of mango. We have a drying yield of 33% for sun dried mango versus 26% for oven dried mango; Relative humidity is 14.17%0.01 for sun dried mango compared with 8.25%0.01 for oven...
- Abstract,Journal of Food Processing & Technology, 2016 Open-air sun drying is a conventional source to dry plants, seeds, fruits, meat, fish, wood, and other agricultural or forest products as a means of preservation. Sun drying of crops is the most widespread method of food preservation in...
- Abstract, Peanut Science, 2018 An indirect, passive, wooden dryer, with a galvanized steel panel (4.5 m2 ) and four wire mesh shelves (2.62 m2 each), was constructed in Kumasi, Ghana. The dryer was evaluated for its capacity in drying of freshly-harvested in-shell peanuts on a single layer (8.5...
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EarthEmpower is a NGO that operates in the United States, Guatemala and Mexicowith the mission to make impact by closing gender gaps and empowering women to lead change.
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2019-11-19 Session :This session will be a discussion with practitioners and researchers who have been promoting solar fruit drying in the global south. The panel will discuss the various solar dryers they have been using along with the successes and challenges they have faced with the promotion of fruit...
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Abstract,International Journal of Agricultural and Biological Engineering (IJABE), 2012 December Two passive solar dryers were designed and constructed with available local materials. The passive solar dryers which were direct and indirect types were tested with pepper (Capsicum annum L.), okro...
- Abstract,International Journal of Research Studies in Science, Engineering and Technology [IJRSSET], 2014 June This paper presents an overview of moisture removal mechanisms used for the dehumidification of drying chambers in small-scale drying equipment. These mechanisms are based on the...
- Abstract,Journal of Chemical and Pharmaceutical Sciences, 2017 May Agriculture is fighting many tough challenges to successfully meet the demands of the growing population. Not just production but effectively storing and utilizing the produce is also important. Preservation of agricultural...
- Abstract,IOSR Journal of Mechanical and Civil Engineering, 2014 Drying is an essential process in the preservation of agricultural products. Drying preserves foods by removing enough moisture from food to prevent decay and spoilage. Drying of foods, the key is to remove moisture as quickly as...
- Abstract,J Food Technol Pres 2016 Drying of food is perhaps the oldest method of food preservation. Conventional drying technologies have now been used on commercial scale for drying numerous food products. Different methods of drying are associated with advantages and limitations. Natural and...
- Abstract,International Refereed Journal of Engineering and Science (IRJES), 2015 Solar drying is one of the application of solar energy. Drying means moisture removal from the product. Drying is helpful in preserving food product for long time; it prevent product from contamination. Direct solar...
- Abstract,Agricultural Engineering International, 2009 A solar dryer with thermal energy storage was developed for intermittent drying of cocoa beans. The prototype was built using readily available local materials. Drying mechanism was based on a combination of convective heating and direct...
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Abstract, Journal of Food Science and Technology, 2013 Increasing population and high cost of fuels have created opportunities for using alternate energies for post-harvest processing of foods. Solar food processing is an emerging technology that provides good quality foods at low or no...
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This video explains how to dry grains after harvest by using the High Velocity Solar Grain Dryer. Drying grain is important because it reduces the chance for mold growth in the grain, which will increase its storage life as well as ensuring that it will sell at a higher price. Instructions on how...
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This video explains how to dry grains after harvest by building a low-cost High Velocity Solar Grain Dryer. Drying grain is important because it reduces the chance for mold growth in the grain, which will increase its storage life as well as ensuring that it will sell at a higher price. When you...
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Cowpea bruchids (Callosobruchus maculatus) can cause damage to cowpea (Vigna unguiculata) seeds in storage, resulting in post-harvest losses. In the animated video we describe a solarization technique for killing cowpea bruchids before the seeds are stored. Scientific Animations Without Borders...
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Access Agriculture Training Video Farmers and vegetable sellers find it hard to sell leafy vegetables even a day after harvest because the leaves spoil quickly, but solar drying allows farmers to reduce losses and sell leafy vegetables out of the main harvest season. Available languages Arabic...
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Access Agriculture Training Video Many pineapples are wasted, because they cannot be kept fresh for more than a week. By drying pineapples farmers can reduce waste and earn more money throughout the year. Available languages Bambara Bangla Chichewa / Nyanja English French Hausa Luganda Peulh /...
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Access Agriculture Training Video When chillies remain moist, moulds develop and the chillies will go bad. Some moulds produce a poison, called aflatoxin, which is toxic to people. To speed up drying and to dry your food hygienically you can use a solar dryer that uses the heat of the sun to dry...
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- हिन्दी भाषा (hi)
- English (en)
- Français (fr)
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Drying can be expensive. Fuel is expensive and the cost of electricity in many countries is prohibitive. And yet sunshine is in abundance where tropical fruit grow. Solar drying makes so much sense, both economic and environmentally. Solar drying by the way is NOT photovoltaic. We don’t try to...
- Abstract,Trends in Food Science & Technology,June 2019, Pages 484-496 Highlights • Study presents review of common moisture content measurement methods. • Current techniques do not consider inherent difficulties in developing countries. • Analysis conducted to determine feasible methods for...
- Low-cost drying technologies suitable for rural farming areas are presented. Some of the important considerations with regard to their suitability include: 1. Low initial capital; 2. easy-to-operate with no complicated electronic/ mechanical protocol, and 3. effective in promoting better drying...
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Globally, drying is the most widely used method for preserving foods for use in the home or for sale. When drying foods such as fruits, vegetables, spices, herbs and nuts value is added by dryingand in such cases an investment in improved drying technologies may be economically viable. This...
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