Enhancing Paddy Rice Preservation in Small-Scale Barns: Comparative Analysis of Hot Air-Drying Techniques and Ventilation Impact on Quality and Energy Efficiency

This investigation explores the effectiveness of hot air-drying and ambient ventilation techniques in enhancing the storage quality of Khao Dok Mali 105 paddy rice within small-scale barns in Northeast Thailand. Through comprehensive analysis of moisture and temperature dynamics, the research reveal...

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Main Authors: Wasan Duangkhamchan, Khanhatai Huangsaeng, Naoshi Kondo, Donludee Jaisut
Format: Article
Language:English
Published: MDPI AG 2024-02-01
Series:Foods
Subjects:
Online Access:https://www.mdpi.com/2304-8158/13/5/672
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author Wasan Duangkhamchan
Khanhatai Huangsaeng
Naoshi Kondo
Donludee Jaisut
author_facet Wasan Duangkhamchan
Khanhatai Huangsaeng
Naoshi Kondo
Donludee Jaisut
author_sort Wasan Duangkhamchan
collection DOAJ
description This investigation explores the effectiveness of hot air-drying and ambient ventilation techniques in enhancing the storage quality of Khao Dok Mali 105 paddy rice within small-scale barns in Northeast Thailand. Through comprehensive analysis of moisture and temperature dynamics, the research revealed that an optimized main air pipe system significantly reduces moisture content from 25% db to a desirable 16% db, outperforming alternative systems. Spatial assessments within the barn highlighted the importance of placement, showing that front sections achieved lower moisture levels. This underscores the need for uniform moisture distribution and temperature management to prevent quality degradation. Notably, after 84 h of drying, variations in moisture content across different barn locations emphasized the critical role of environmental control. These insights pave the way for advancing grain storage practices, focusing on strategic ventilation and environmental monitoring to ensure rice quality over time. This study not only challenges traditional methods but also offers significant practical implications for optimizing small-scale rice storage, providing a pathway towards sustainable post-harvest processing in resource-constrained environments.
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spelling doaj.art-29fd6483d1af46518551192ece54ceaf2024-03-12T16:44:04ZengMDPI AGFoods2304-81582024-02-0113567210.3390/foods13050672Enhancing Paddy Rice Preservation in Small-Scale Barns: Comparative Analysis of Hot Air-Drying Techniques and Ventilation Impact on Quality and Energy EfficiencyWasan Duangkhamchan0Khanhatai Huangsaeng1Naoshi Kondo2Donludee Jaisut3Research Unit of Process Design and Automation, Faculty of Engineering, Mahasarakham University, Maha Sarakham 44150, ThailandChanthaburi Provincial Agricultural Extension Office, Chanthaburi 22000, ThailandDivision of Environmental Science and Technology, Graduate School of Agriculture, Kyoto University, Kyoto 606-8502, JapanDepartment of Farm Mechanics, Faculty of Agriculture, Kasetsart University, Bangkok 10900, ThailandThis investigation explores the effectiveness of hot air-drying and ambient ventilation techniques in enhancing the storage quality of Khao Dok Mali 105 paddy rice within small-scale barns in Northeast Thailand. Through comprehensive analysis of moisture and temperature dynamics, the research revealed that an optimized main air pipe system significantly reduces moisture content from 25% db to a desirable 16% db, outperforming alternative systems. Spatial assessments within the barn highlighted the importance of placement, showing that front sections achieved lower moisture levels. This underscores the need for uniform moisture distribution and temperature management to prevent quality degradation. Notably, after 84 h of drying, variations in moisture content across different barn locations emphasized the critical role of environmental control. These insights pave the way for advancing grain storage practices, focusing on strategic ventilation and environmental monitoring to ensure rice quality over time. This study not only challenges traditional methods but also offers significant practical implications for optimizing small-scale rice storage, providing a pathway towards sustainable post-harvest processing in resource-constrained environments.https://www.mdpi.com/2304-8158/13/5/672paddy rice storagehot air-dryingambient air ventilationgrain quality preservationsmall-scale agriculture
spellingShingle Wasan Duangkhamchan
Khanhatai Huangsaeng
Naoshi Kondo
Donludee Jaisut
Enhancing Paddy Rice Preservation in Small-Scale Barns: Comparative Analysis of Hot Air-Drying Techniques and Ventilation Impact on Quality and Energy Efficiency
Foods
paddy rice storage
hot air-drying
ambient air ventilation
grain quality preservation
small-scale agriculture
title Enhancing Paddy Rice Preservation in Small-Scale Barns: Comparative Analysis of Hot Air-Drying Techniques and Ventilation Impact on Quality and Energy Efficiency
title_full Enhancing Paddy Rice Preservation in Small-Scale Barns: Comparative Analysis of Hot Air-Drying Techniques and Ventilation Impact on Quality and Energy Efficiency
title_fullStr Enhancing Paddy Rice Preservation in Small-Scale Barns: Comparative Analysis of Hot Air-Drying Techniques and Ventilation Impact on Quality and Energy Efficiency
title_full_unstemmed Enhancing Paddy Rice Preservation in Small-Scale Barns: Comparative Analysis of Hot Air-Drying Techniques and Ventilation Impact on Quality and Energy Efficiency
title_short Enhancing Paddy Rice Preservation in Small-Scale Barns: Comparative Analysis of Hot Air-Drying Techniques and Ventilation Impact on Quality and Energy Efficiency
title_sort enhancing paddy rice preservation in small scale barns comparative analysis of hot air drying techniques and ventilation impact on quality and energy efficiency
topic paddy rice storage
hot air-drying
ambient air ventilation
grain quality preservation
small-scale agriculture
url https://www.mdpi.com/2304-8158/13/5/672
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AT khanhataihuangsaeng enhancingpaddyricepreservationinsmallscalebarnscomparativeanalysisofhotairdryingtechniquesandventilationimpactonqualityandenergyefficiency
AT naoshikondo enhancingpaddyricepreservationinsmallscalebarnscomparativeanalysisofhotairdryingtechniquesandventilationimpactonqualityandenergyefficiency
AT donludeejaisut enhancingpaddyricepreservationinsmallscalebarnscomparativeanalysisofhotairdryingtechniquesandventilationimpactonqualityandenergyefficiency