Relation between surface temperature and dryer operation

The most significant way of grains conservation is heat drying. This technological process is regarded as a part of the production process with such commodities as grain maize, grain sunflower, rape, and other oil plants. The paper presents partial results of a check measurement on MC 3180 dryer wit...

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Main Authors: I. Vitázek, J. Tirol
Format: Article
Language:English
Published: Czech Academy of Agricultural Sciences 2008-12-01
Series:Research in Agricultural Engineering
Subjects:
Online Access:https://rae.agriculturejournals.cz/artkey/rae-200804-0004_relation-between-surface-temperature-and-dryer-operation.php
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author I. Vitázek
J. Tirol
author_facet I. Vitázek
J. Tirol
author_sort I. Vitázek
collection DOAJ
description The most significant way of grains conservation is heat drying. This technological process is regarded as a part of the production process with such commodities as grain maize, grain sunflower, rape, and other oil plants. The paper presents partial results of a check measurement on MC 3180 dryer with descending vertical layer in drying grain maize. On the basis of the evaluation of the measured parameters of the drying medium and the analysis of thermovision camera screenshots together with applying the knowledge of the mechanics of wet air, insufficiencies in the dryer operation were revealed and specified. Significant diferences in surface temperatures of the dryer casing were caused by its silting up, which had an unfavourable effect on the drying medium flow throug the layer of the dried material. The analysis of the state of the drying medium was done using i-x diagram of wet air. The presented knowledge allows for a quick response to an improper operation of the dryer and ensuring the efficiency of grain drying.
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spelling doaj.art-84c7209b735145ebb7b0ff1020b754b22023-02-23T03:47:20ZengCzech Academy of Agricultural SciencesResearch in Agricultural Engineering1212-91511805-93762008-12-0154417618210.17221/14/2008-RAErae-200804-0004Relation between surface temperature and dryer operationI. Vitázek0J. Tirol1Faculty of Engineering, Slovak University of Agriculture in Nitra, Nitra, Slovak RepublicFaculty of Engineering, Slovak University of Agriculture in Nitra, Nitra, Slovak RepublicThe most significant way of grains conservation is heat drying. This technological process is regarded as a part of the production process with such commodities as grain maize, grain sunflower, rape, and other oil plants. The paper presents partial results of a check measurement on MC 3180 dryer with descending vertical layer in drying grain maize. On the basis of the evaluation of the measured parameters of the drying medium and the analysis of thermovision camera screenshots together with applying the knowledge of the mechanics of wet air, insufficiencies in the dryer operation were revealed and specified. Significant diferences in surface temperatures of the dryer casing were caused by its silting up, which had an unfavourable effect on the drying medium flow throug the layer of the dried material. The analysis of the state of the drying medium was done using i-x diagram of wet air. The presented knowledge allows for a quick response to an improper operation of the dryer and ensuring the efficiency of grain drying.https://rae.agriculturejournals.cz/artkey/rae-200804-0004_relation-between-surface-temperature-and-dryer-operation.phpdrying of maizedrying mediumi-x diagram of wet airthermovision
spellingShingle I. Vitázek
J. Tirol
Relation between surface temperature and dryer operation
Research in Agricultural Engineering
drying of maize
drying medium
i-x diagram of wet air
thermovision
title Relation between surface temperature and dryer operation
title_full Relation between surface temperature and dryer operation
title_fullStr Relation between surface temperature and dryer operation
title_full_unstemmed Relation between surface temperature and dryer operation
title_short Relation between surface temperature and dryer operation
title_sort relation between surface temperature and dryer operation
topic drying of maize
drying medium
i-x diagram of wet air
thermovision
url https://rae.agriculturejournals.cz/artkey/rae-200804-0004_relation-between-surface-temperature-and-dryer-operation.php
work_keys_str_mv AT ivitazek relationbetweensurfacetemperatureanddryeroperation
AT jtirol relationbetweensurfacetemperatureanddryeroperation