CN105694939A - 一种外热式干馏机制木炭生产工艺 - Google Patents

一种外热式干馏机制木炭生产工艺 Download PDF

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CN105694939A
CN105694939A CN201510774312.2A CN201510774312A CN105694939A CN 105694939 A CN105694939 A CN 105694939A CN 201510774312 A CN201510774312 A CN 201510774312A CN 105694939 A CN105694939 A CN 105694939A
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张明松
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Abstract

本发明涉及一种机制炭的生产工艺,具体来说是一种外热式干馏机制木炭生产工艺。干馏法生产机制木炭的原料是木材加工厂剩余的废弃物-木屑。木屑其含水率较高达40%以上也含有其它杂质,因此不能直接用于生产,需要经过筛选、干燥、脱水和去杂质,使原料更纯净,含水率下降到合乎成型条件需的水分6%-12%。再将经过干燥去杂质后的原料送入固化成型机,通过加热加压使原来分散的原料压缩成一定形状的密度较大的成型薪棒,最后送入干馏釜内进行干馏炭化,干馏后釜内留下的固体物质就是木炭。

Description

一种外热式干馏机制木炭生产工艺
技术领域
本发明涉及一种机制炭的生产工艺,具体来说是一种外热式干馏机制木炭生产工艺。
背景技术
近年来,随着我国工农业生产的迅速发展和人们生活水平的不断提高,对木炭的需求量日益增多,质量要求也更高。主要是要求木炭固定碳含量在80%以上,机械强度高、水分、杂质少。机制成型木炭由于以农林废弃物如锯末等为原料,经过特殊工艺加工成型,不破坏森林资源,在市场上受到越来越多的重视。尤其是干馏法生产工艺具有固定碳含量高、水分、杂质少、炼硅、酿酒、制活性炭、二硫化碳、渗炭剂、作物保温剂和生活等领域。年需量越来越大。因此,掌握机制炭的干馏法生产工艺对提高木炭产量、质量及经济效益与社会效益有重要意义。锯末、秸秆含有木质素(木素),木素是具有芳香族特性的结构单体为苯丙烷型的立体高分子化大降低了加工成本,而且利用木质素软化、液化的特点,适当提高热压成型的温度,合物。木素在200-300C°会发生软化、液化,施加一定压力使其与纤维素紧密粘接并与相邻颗粒相胶接,冷却后即可固化成型,因此采用热压法成型木屑(或秸秆)燃料可不用任何添加剂、粘结剂,大有利于减小挤压动力。成型燃料就是利用这一原理的生物成型机经热挤压制得的。
发明内容
本发明的目的是提供一种密度大,生火方便,实用的机制炭的制备工艺。
为实现这样的目的,本发明的具体实施方案如下:一种外热式干馏机制木炭生产工艺,其特征在于,所述干馏法生产机制木炭的原料是木材加工厂剩余的废弃物-木屑。木屑其含水率较高达40%以上也含有其它杂质,需要经过筛选、干燥、脱水和去杂质,使原料更纯净,含水率下降到合乎成型条件需的水分6%-12%。再将经过干燥去杂质后的原料送入固化成型机,通过加热加压使原来分散的原料压缩成一定形状的密度较大的成型薪棒,最后送入干馏釜内进行干馏炭化,干馏后釜内留下的固体物质就是木炭。
所述的一种外热式干馏机制木炭生产工艺,其特征在于,所述生产工艺步骤如下:
(1)成型燃料入釜前应检查吊葫芦、稳压阀、鼓风机是否正常、仪表是否准确;
(2)机制棒装入釜内,点火升温;
(3)在干镏碳化过程中,要求操作人员每15min看一次温度和压力,按规定把温度、压力和时间记录在操作记录本上,并根据温度变化调节燃气阀以控制燃烧室火力的小;
(4)当碳化温度达到终点时,关闭燃气管阀门,然后让其自然冷却。若有条件也可以采用人工方法冷却,冷却后即可出炭;
(5)夏天环境温度高,碳化釜冷却慢,为提高生产效率,也防止炭时木炭自然,可把出釜的炭装入冷却罐内,等木炭完成冷却后再装箱。
所述的一种外热式干馏机制生木炭产工艺,其特征在于,所述机制棒装入釜内,点火升温。加热初期要勤加、少加燃料(煤或成型棒),使火床保持一定厚度(25~30cm),火床与炉箅平行。
所述的一种外热式干馏机制生木炭产工艺,其特征在于,所述干镏碳化过程中,要求操作人员每15min看一次温度和压力,按规定把温度、压力和时间记录在操作记录本上,并根据温度变化调节燃气阀以控制燃烧室火力的小。
本发明的有益结果:
机械强度高、水分、杂质少。机制成型木炭由于以农林废弃物如锯末等为原料,经过特殊工艺加工成型,不破坏森林资源,在市场上受到越来越多的重视。尤其是干馏法生产工艺具有固定碳含量高、水分、杂质少等优点。
具体实施方式
实施例1
干馏法生产机制木炭的工艺流程通常从木材加工厂下来的废弃物——木屑其含水率较高达40%以上也含有其它杂质,因此不能直接用于生产,需要经过筛选、干燥、脱水和去杂质,使原料更,纯净,含水率下降到合乎成型条件需的水分6%-12%。再将经过干燥去杂质后的原料送入固化成型机,通过加热加压使原来分散的原料压缩成一
定形状的密度较大的成型薪棒,最后送入干馏釜内进行干馏炭化,干馏后釜内留下的固体物质就是木炭。整个机制木炭生产工艺流程为:
(1)成型燃料入釜前应检查吊葫芦、稳压阀、鼓风机是否正常、仪表是否准确。油气分离器在290°C时将循环冷却液体开启,检查管道阀门是否严密。成型棒材装入釜后,操作人员即可点火升温。随后开小鼓风升温;
(2)机制棒装入釜内,点火升温。加热初期要勤加、少加燃料(煤或成型棒),使火床保持一定厚度(25~30cm),火床与炉箅平行,靠近炉门火层要高,这样可挡住冷气进入炉膛内,避免浪费热量。每次加热料要在火苗呈白炽状态时进行。燃料添加要均匀,添加燃料间隔时间和添加量要根据燃料质量好坏而定;燃料好,添加的间隔时间可以长一些每次添加量可适当多一些;燃料差,则勤加少加。保温火床要保持40~50cm厚度。当釜内压力大588Pa时,打开排风机使釜内压力控制在49~98pa。当釜内温度达200°C以上时,打开燃气管的窗门,经油气分离器后,燃气被吸入燃烧室内燃烧,逐步替代燃料;
(3)在干镏碳化过程中,要求操作人员每15min看一次温度和压力,按规定把温度、压力和时间记录在操作记录本上,并根据温度变化调节燃气阀以控制燃烧室火力的小;
(4)当碳化温度达到终点时,关闭燃气管阀门,然后让其自然冷却。若有条件也可以采用人工方法冷却,冷却后即可出炭;
(5)夏天环境温度高,碳化釜冷却慢,为提高生产效率,也防止炭时木炭自然,可把出釜的炭装入冷却罐内,等木炭完成冷却后再装箱。
以上显示和描述了本发明的基本原理和主要特征和本发明的优点。本行业的技术人员应该了解,本发明不受上述实施例的限制,上述实施例和说明书中描述的只是说明本发明的原理,在不脱离本发明精神和范围的前提下,本发明还会有各种变化和改进,这些变化和改进都落入要求保护的本发明范围内。本发明要求保护范围由所附的权利要求书及其等效物界定。

Claims (5)

1.一种外热式干馏机制木炭生产工艺,其特征在于,所述干馏法生产机制木炭的原料是木材加工厂剩余的废弃物-木屑,木屑其含水率较高达40%以上也含有其它杂质,需要经过筛选、干燥、脱水和去杂质,使原料更纯净,含水率下降到合乎成型条件需的水分6%-12%,再将经过干燥去杂质后的原料送入固化成型机,通过加热加压使原来分散的原料压缩成一定形状的密度较大的成型薪棒,最后送入干馏釜内进行干馏炭化,干馏后釜内留下的固体物质就是木炭。
2.根据权利要求1所述的一种外热式干馏机制木炭生产工艺,其特征在于,所述生产工艺步骤如下:
(1)成型燃料入釜前应检查吊葫芦、稳压阀、鼓风机是否正常、仪表是否准确;
(2)机制棒装入釜内,点火升温;
(3)在干镏碳化过程中,要求操作人员每15min看一次温度和压力,按规定把温度、压力和时间记录在操作记录本上,并根据温度变化调节燃气阀以控制燃烧室火力的小;
(4)当碳化温度达到终点时,关闭燃气管阀门,然后让其自然冷却,若有条件也可以采用人工方法冷却,冷却后即可出炭;
(5)夏天环境温度高,碳化釜冷却慢,为提高生产效率,也防止炭时木炭自然,可把出釜的炭装入冷却罐内,等木炭完成冷却后再装箱。
3.根据权利要求2所述的一种外热式干馏机制生木炭产工艺,其特征在于,所述机制棒装入釜内,点火升温。
4.加热初期要勤加、少加燃料(煤或成型棒),使火床保持一定厚度(25~30cm),火床与炉箅平行。
5.根据权利要求2所述的一种外热式干馏机制生木炭产工艺,其特征在于,所述干镏碳化过程中,要求操作人员每15min看一次温度和压力,按规定把温度、压力和时间记录在操作记录本上,并根据温度变化调节燃气阀以控制燃烧室火力的小。
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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101270290A (zh) * 2008-04-30 2008-09-24 枣庄新中兴实业有限责任公司 一种机制木炭生产工艺
CN103509621A (zh) * 2012-06-15 2014-01-15 北京泛欧瑞得科技有限公司 一种先炭化后成型高效生物质燃料的制备工艺
CN103525497A (zh) * 2013-10-24 2014-01-22 镇远羊坪振华再生能源环保科技有限公司 机制木炭及余热回收综合利用环保新工艺
CN103725344A (zh) * 2013-11-26 2014-04-16 沃太能源南通有限公司 一种毛竹基生物质颗粒燃料的制备方法
JP5530042B1 (ja) * 2014-01-08 2014-06-25 新日鉄住金エンジニアリング株式会社 炭化物の製造方法及び炭化物の製造システム
CN104164243A (zh) * 2014-08-08 2014-11-26 广东省宜华木业股份有限公司 木材加工剩余物生产木质成型炭的方法
CN104449771A (zh) * 2014-03-10 2015-03-25 晏子俊 一种连续式外加热干馏机制木炭生产系统

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101270290A (zh) * 2008-04-30 2008-09-24 枣庄新中兴实业有限责任公司 一种机制木炭生产工艺
CN103509621A (zh) * 2012-06-15 2014-01-15 北京泛欧瑞得科技有限公司 一种先炭化后成型高效生物质燃料的制备工艺
CN103525497A (zh) * 2013-10-24 2014-01-22 镇远羊坪振华再生能源环保科技有限公司 机制木炭及余热回收综合利用环保新工艺
CN103725344A (zh) * 2013-11-26 2014-04-16 沃太能源南通有限公司 一种毛竹基生物质颗粒燃料的制备方法
JP5530042B1 (ja) * 2014-01-08 2014-06-25 新日鉄住金エンジニアリング株式会社 炭化物の製造方法及び炭化物の製造システム
CN104449771A (zh) * 2014-03-10 2015-03-25 晏子俊 一种连续式外加热干馏机制木炭生产系统
CN104164243A (zh) * 2014-08-08 2014-11-26 广东省宜华木业股份有限公司 木材加工剩余物生产木质成型炭的方法

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