<section class="_135editor" data-role="paragraph" style="font-size: medium; max-inline-size: 100%; margin: 0px; padding: 0px; border: 0px none; z-index: 0; overflow-wrap: break-word !important; outline: none 0px !important;"><p style="max-inline-size: 100%; clear: both; min-height: 1em; cursor: text; font-size: 14px; line-height: 1.75em; overflow-wrap: break-word !important; outline: none 0px !important;"><span style="max-inline-size: 100%; margin: 0px; padding: 0px; cursor: text; overflow-wrap: break-word !important; outline: none 0px !important;">&nbsp; &nbsp; 子棉的干燥除利用太阳光晒干外,为了不受气候的影响和限制,节约劳动力,适应大生产的需要,一般采用专门的烘干设备将子棉烘干。<br style="max-inline-size: 100%; margin: 0px; padding: 0px; overflow-wrap: break-word !important; outline: none 0px !important;">&nbsp;&nbsp;&nbsp; 1.烘干的工艺过程<br style="max-inline-size: 100%; margin: 0px; padding: 0px; overflow-wrap: break-word !important; outline: none 0px !important;">&nbsp;&nbsp;&nbsp; 子棉烘干工艺过程如图7-1所示。</span></p><p style="max-inline-size: 100%; clear: both; min-height: 1em; cursor: text; font-size: 14px; text-align: center; line-height: 1.75em; overflow-wrap: break-word !important; outline: none 0px !important;"><img src="http://dayaotex-img.gz.bcebos.com/article/fffspic/tu7-1.png" _src="http://dayaotex-img.gz.bcebos.com/article/fffspic/tu7-1.png" data-ratio="1.0774410774410774" data-w="297" style="max-inline-size: 100%; margin: 0px; padding: 0px; max-width: 100%; overflow-wrap: break-word !important; outline: none 0px !important; height: auto !important;"></p><br style="max-inline-size: 100%; margin: 0px; padding: 0px; overflow-wrap: break-word !important; outline: none 0px !important;"><p style="max-inline-size: 100%; clear: both; min-height: 1em; cursor: text; font-size: 14px; line-height: 1.75em; overflow-wrap: break-word !important; outline: none 0px !important;"><span style="max-inline-size: 100%; margin: 0px; padding: 0px; cursor: text; overflow-wrap: break-word !important; outline: none 0px !important;">&nbsp;&nbsp;&nbsp; 子棉由外吸棉气力输送装置输送,进入子棉自动控制箱,并由供料器(闭风阀)均匀地喂入子棉自动控制箱下部的热风管内。由空气加热系统送来的热空气在此与子棉混和,并将子棉送入烘干机。在烘干机内,子棉与热空气进行热交换,子棉中的水分充分蒸发并被热空气吸收。子棉随热空气离开烘干机后,被送入内吸棉分离器。内吸棉分离器将热空气与子棉分离,干燥的子棉即可进入下一工序处理,而湿热空气经除尘处理后,排入大气。<br style="max-inline-size: 100%; margin: 0px; padding: 0px; overflow-wrap: break-word !important; outline: none 0px !important;">&nbsp;&nbsp;&nbsp; 2.子棉烘干系统的构成<br style="max-inline-size: 100%; margin: 0px; padding: 0px; overflow-wrap: break-word !important; outline: none 0px !important;">&nbsp;&nbsp;&nbsp; 子棉烘干系统由空气加热系统(或供热装置)、烘干机及烘干输送系统组成。空气加热系统的设备组成因热源的不同而不同。用燃料油或天然气作加热空气的热源时,供热装置是燃油加热器和燃气加热器,也称燃烧器。用电、煤作加热空气的热源时,供热装置是电加热器、热风炉。用蒸汽或有机热载体作加热空气的热源时,空气加热系统由工业锅炉或加热炉(供热装置)、换热器(换热装置)组成。烘干输送系统主要由供料器、输棉管、内吸棉分离器、回风管、通风机(包括送热风机)、除尘器等机件组成。</span></p><p style="max-inline-size: 100%; margin-bottom: 0px; clear: both; min-height: 1em; cursor: text; overflow-wrap: break-word !important; outline: none 0px !important;"><br style="max-inline-size: 100%; margin: 0px; padding: 0px; overflow-wrap: break-word !important; outline: none 0px !important;"></p></section><section class="_135editor" data-role="paragraph" id="autoparagraph" style="font-size: medium; max-inline-size: 100%; margin: 0px; padding: 0px; border: 0px none; z-index: 0; overflow-wrap: break-word !important; outline: none 0px !important;"><p style="max-inline-size: 100%; margin-bottom: 0px; clear: both; min-height: 1em; cursor: text; overflow-wrap: break-word !important; outline: none 0px !important;"><br style="max-inline-size: 100%; margin: 0px; padding: 0px; font-family: 微软雅黑, &quot;Microsoft YaHei&quot;, sans-serif; font-size: 17px; caret-color: rgb(255, 0, 0); overflow-wrap: break-word !important; outline: none 0px !important;"></p></section>