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comparison of rice drying thermal efficiency using hot air flow in portugal

  • Comparison of Rice Drying Thermal Efficiency Using Hot

    2001-4-18 · Comparison of Rice Drying Thermal Efficiency Using Hot Air Flow with Full and Half Open of Blower Throttle SusantoJohanes, SoeadgihardoSiswantoro, VerryIrawan, SetyawanBektiWibowo Mechanical Engineering, Vocational College, UniversitasGadjahMada, Yogyakarta, Indonesia 55281 Corresponding Author: Susanto Johanes

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  • Comparison of electrohydrodynamic and hot-air

    2017-10-1 · The mean value of the drying time for EHD and hot-air drying are132 and 63 (min), respectively. In fact, the quince slices exposed to the hot-air process have been dried much faster than those in EHD process. The total drying time of EHD process is 2.09 times as long as that of the hot-air drying.

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  • Comparison of energy parameters in various dryers ...

    2014-11-1 · Results of data analyses for drying of chamomile medicinal plant using a convective dryer showed low energy efficiency. According to Fig. 2, the maximum energy efficiency (6.76%) was achieved at 60 °C and 0.5 m/s air velocity, while the minimum value (1.91%) was at 40 °C and 1.5 m/s. Additionally, results shown in Fig. 2 indicate that increasing temperature decreased the specific energy ...

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  • Recent advances of novel thermal combined hot air

    2016-11-1 · The combination of novel thermal with hot-air drying provides distinctive opportunities in the development of advanced agricultural crop drying technologies. The most significant advantages of using the above method were the reduction in the drying time and energy consumption as well as, an increase in the drying rate and overall efficiency.

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  • Comparison of different drying techniques and their

    2021-3-1 · The aim of the study was to analyze the drying process of green pea using different dryers and different parameters of drying, and evaluate the specific energy consumption, energy efficiency, drying efficiency, thermal efficiency, and greenhouse gas (CO 2) emission of used drying method.The drying methods included convective, infrared, microwave, convective-vacuum, convective-infrared ...

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  • Utilization of Biomass Energy in Drying of Glutinous

    2017-10-1 · The present research work aims to improve energy efficiency and decrease operating cost of Khaotan drying by utilizing biomass energy instead of LPG. The dryer was completely re-designed and constructed with biomass combustor and flue gas to air heat exchanger. Hot air recirculation was employed as drying medium, instead of flue gas.

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  • Validation of CFD models for the deep-bed drying of

    2017-9-1 · For each drying test, the drying bin was filled with a fresh (moist) sample of rough rice to a uniform height of 250 mm, which gives a capacity of about 3.2 kg of rough rice. A galvanised screen was incorporated below the dryer bed to allow hot air to flow uniformly and to retain the rice kernels. Download : Download high-res image (344KB)

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  • Grain storage techniques ... - Drying methods - Drying ...

    2021-2-17 · Direct comparison of the performance of dryers at separate locations is not possible using the fuel efficiency. The drying efficiency, defined as: is the expression to be used for evaluation of dryer designs or comparison between dryers, since it is a measurement of the degree of utilization of the sensible heat in the drying air.

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  • The effectiveness of combined infrared and hot-air

    2019-1-1 · Thus, it is often utilized within a short period after harvest or preserved by using the convective hot-air drying method (Lee and Lee, 2017). Convective hot-air drying is the most common method for the industrial and commercial drying of agricultural crops (An et al., 2016, Dehghannya et al., 2018, Unal and Sacilik, 2011). This method involves ...

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  • Experimental investigation and the performance

    2021-2-26 · The thermal efficiency of the dryer was calculated using the equation (1). The thermal efficiency of the mixed mode solar dryer while drying the copra with a mass flow rate of 0.009 kg/s was around 23.25% on the first day of the experiment, and 7.243% on …

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  • (PDF) Effect of Drying on Total Phenolic Compounds ...

    The pears (cv. D. Joaquina) were dried at 60°C and 70°C in an electrical drying chamber with hot air at 0.5 m/s. Along drying several samples were collected for analysis, being submitted to ...

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  • Novel Sensing Technologies During the Food Drying

    Drying is an indispensable method in the food processing industry around the world. By removing moisture from food materials, water activity is lowered, microbial growth is decreased, shelf life is prolonged, weights are reduced, and packaging is minimized [1, 2].A number of drying methods have been developed for the food industry such as sun drying, hot air drying, freeze drying, microwave ...

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  • Publishing Open Access research journals & papers |

    Using smartphones to track indoor movement. Science. The way people walk while carrying their smart devices could help to improve the mapping of indoor areas poorly served by GPS. SciencePod. 19 Apr 2021. Submitting an article to a Hindawi journal. Authors.

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  • IOPscience

    The homepage of IOPscience, home to more than 130 years of leading scientific research journal content

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  • 6 Best Solar Water Heater Systems | 2021 Reviews

    2021-5-22 · Best Overall: Duda Solar 200L Active Split System Gallons: 53 Type: Active (indirect) The High Points: Great for cold climates as it’s winter resistant. The Not-So: May not be great for those who travel frequently. Duda is known in the solar water heating industry as being a reliable and high-quality brand.They are SRCC-certified and can be used for federal or state tax credits and ...

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  • Antonio TADEU | Doctor of Philosophy | University of ...

    First, rice husks and expanded cork granules were studied separately to ascertain material properties, such as thermal conductivity, water vapour resistance, thermal stability and specific heat ...

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  • Insects | Free Full-Text | Storage of Cereals in ...

    At a time when there is much talk of reducing pesticide use and the implementation of integrated pest management, mainly in fields and glass-houses, it is appropriate to consider how cereals in storage are handled and what measures are taken to protect them against insects and other pests. For decades, the use of various synthetic pesticides has been the basis for the proper and long-term ...

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  • CO Meeting Organizer EGU21

    One of the most affected regions is the ex-Mega Rice Project (EMRP) area in Central Kalimantan on the island of Borneo, where 1 million ha of peatland forest were cleared and 4000 km of canals were dug between 1996-1998, in an attempt to initiate large scale industrial rice cultivation.

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  • Love Scenes That Went Too Far - ZergNet

    Love Scenes That Went Too Far Let's face it, depending on who you're watching a movie with, a love scene can be awkward for a variety of reasons.

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  • Professor (Personal Chair) Da-Wen Sun

    2020-11-6 · Professor Da-Wen Sun is an Academician of six academies including Royal Irish Academy, Academia Europaea (The Academy of Europe), Polish Academy of Sciences, International Academy of Food Science and Technology, International Academy of Agricultural and Biosystems Engineering, and International Academy of Refrigeration.

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  • Publishing Open Access research journals & papers |

    Using smartphones to track indoor movement. Science. The way people walk while carrying their smart devices could help to improve the mapping of indoor areas poorly served by GPS. SciencePod. 19 Apr 2021. Submitting an article to a Hindawi journal. Authors.

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  • Functional Dehydrated Foods for Health Preservation

    The market of functional foods has experienced a huge growth in the last decades due to the increased consumers’ awareness in a healthy lifestyle. Dried fruits constitute good snacks, in alternative to salty or sweet ones, and food ingredients due to their taste and nutritional/health benefits. Bioactive molecules are interesting sources to develop functional foods, as they play a major role ...

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  • Microalgae for “Healthy” Foods—Possibilities and ...

    Pulz and Gross (2004) pointed out that in order to achieve a successful algal biotechnology industry, it was necessary to choose the right alga, one that possesses the relevant properties regarding culture conditions and products. As evidence of this necessity, a great deal of research has been performed on a small number of species. Even though it was a small number of species, much has been ...

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  • Whirlpool Domestic Appliances: innovation & quality

    2021-3-1 · Whirlpool appliances & accessories: discover our wide range of products for your home & kitchen such as ovens, cooktops, hobs, cooker hoods, washing machines, tumble dryers, washer-dryers, dishwashers, refrigerators, kitchens & microwaves.

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  • Understanding Traditional Chinese Medicine

    2021-3-1 · Regarding the thermal nature, “hot” herbs and foods such as pepper, chili, and garlic have heating, warming effects on the body, increasing “yang”, speeding up the “qi”, activating, dispersing, and moving upward and outward, warming the bowels and viscera (“zang-fu”), eliminating external and internal cold, and mobilizing ...

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  • Frost protection: fundamentals, practice, and

    2021-2-9 · The book comes in two volumes. They describe the physics and biology of frost occurrence and damage, passive and active protection methods and how to assess the cost-effectiveness of active protection techniques. Nighttime energy balance is used to demonstrate how protection methods are used to reduce the likelihood of frost damage. Simple methods and programs are provided to help …

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  • ACP - Ice-nucleating ability of particulate emissions

    2020-4-27 · Abstract. This research was part of the Salutary Umeå Study of Aerosols in Biomass Cookstove Emissions (SUSTAINE) laboratory experiment campaign. We studied ice-nucleating abilities of particulate emissions from solid-fuel-burning cookstoves, using a portable ice nuclei counter, Spectrometer Ice Nuclei (SPIN).

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  • Insects | Free Full-Text | Storage of Cereals in ...

    At a time when there is much talk of reducing pesticide use and the implementation of integrated pest management, mainly in fields and glass-houses, it is appropriate to consider how cereals in storage are handled and what measures are taken to protect them against insects and other pests. For decades, the use of various synthetic pesticides has been the basis for the proper and long-term ...

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  • Natural origin biodegradable systems in tissue

    1. Introduction. In the new paradigms of regenerative medicine, the use of materials in contact with biological materials (cells, tissues/organs, physiological fluids and biomolecules) is a current illustration of the need of interdisciplinary scientific approaches that combine the most recent advances in materials science and technology, basic sciences and life sciences.

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  • Carbon Dioxide in Biomass Processing: Contributions

    2014-11-20 · Cellulose is one of the main fractions present in biomass and is the world’s most abundant biopolymer. It is a homopolysaccharide composed of glucose units linked by β-1,4-glycosidic bonds in which hydroxyl groups are oriented to arrange strong intra- and intermolecular hydrogen bonds.

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  • Thermography to explore plant–environment

    where W is spectral radiant excitance (total radiation emitted) (W m −2), ε is emissivity (dimensionless), σ is the Stefan–Boltzmann constant (5.67×10 −8 W m −2 K −4), and T s is the surface temperature (K).. The emissivity, at a particular wavelength, represents the amount of radiation emitted by a theoretical object as a fraction of the radiation emitted by a perfect emitter ...

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  • Modeling the impact of agricultural crops on the

    2019-8-16 · The complete drying up of Haramaya Lake in Eastern Ethiopia since 2005 is an example of the consequences of decreasing groundwater levels due to over-pumping for agriculture and household use (Abebe et al. 2014). To prepare for the future and avoid past mistakes, modeling the effect of agricultural crops on the spatial and seasonal variation of ...

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  • Google Fordító

    A Google ingyenes szolgáltatása azonnal lefordítja a szavakat, kifejezéseket és weboldalakat a magyar és több mint 100 további nyelv kombinációjában.

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  • Gattefossé | Personal care ingredients &

    Provider of personal care ingredients and pharmaceutical excipients, Gattefossé has been exploring the very best of nature and science since 1880.

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  • Common features in the thermoacoustics of flames

    2017-12-5 · With helium at 10 bar, the plate spacing for maximum efficiency was 2.4 times the thermal penetration depth in this case. The analysis, experiments and DeltaE calculations of Tijani et al. 24 for a refrigerator with a buffer volume under these conditions give 3 δ k as the value for maximum cooling power. Thus, the optimum is some eight times ...

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  • Atrophic rhinitis: a CFD study of air conditioning in the ...

    2019-10-30 · atrophic rhinitis (AR), sometimes referred to as ozena, is a chronic nasal mucosal disease of unknown etiology. AR is characterized by progressive mucosal atrophy, nasal crusting, dryness, fetor, and enlarged nasal space with a paradoxical sensation of nasal congestion ().The disease is often accompanied by sinusitis, depression, facial pain, epistaxis, anosmia, and septal perforation ().

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  • Development of sustainable bio-adhesives for

    2017-8-7 · Changes in both formaldehyde legislations and voluntary requirements (e.g. Germany RAL) are currently the driving factors behind research on alternatives to amino-based adhesives; moreover, consumer interest in healthy and sustainable products is increasing in bio-based adhesives. Sources of formaldehyde emissions 2017 Review articles

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  • Molecular Separation with Organic Solvent

    2014-10-21 · The fiber dimensions could be controlled by the feed flow rate, spinneret dimensions, air gap, and take-up speed. These membranes were already presented in section 2.3.1.1. Dutczak et al. explored a new technique called “chemistry in a spinneret”, to fabricate hollow fiber elements for organic solvent filtration. According to this technique ...

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  • Academia.edu | Log In

    Academia.edu is a place to share and follow research. Enter the email address you signed up with and we'll email you a reset link.

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  • Zalando.nl - Certificaat | Thuiswinkel.org

    Thuiswinkel.org verklaart dat haar lid: het Certificaat Thuiswinkel Waarborg mag voeren. Dit betekent dat Zalando.nl als webshop is gecertificeerd door de Stichting Certificering Thuiswinkel Waarborg.

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