CN108641778A - 用于糠醛生产的环保型添加剂及其应用方法 - Google Patents

用于糠醛生产的环保型添加剂及其应用方法 Download PDF

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CN108641778A
CN108641778A CN201810537542.0A CN201810537542A CN108641778A CN 108641778 A CN108641778 A CN 108641778A CN 201810537542 A CN201810537542 A CN 201810537542A CN 108641778 A CN108641778 A CN 108641778A
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furfural
environment protection
protection additive
additive
chloride
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刘萍
丁文龙
王彭通
朱雪松
罗晨珲
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Anhui University of Science and Technology
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    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10LFUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L9/00Treating solid fuels to improve their combustion
    • C10L9/10Treating solid fuels to improve their combustion by using additives
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05DINORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
    • C05D1/00Fertilisers containing potassium
    • C05D1/02Manufacture from potassium chloride or sulfate or double or mixed salts thereof
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05DINORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
    • C05D3/00Calcareous fertilisers
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10LFUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L5/00Solid fuels
    • C10L5/40Solid fuels essentially based on materials of non-mineral origin
    • C10L5/48Solid fuels essentially based on materials of non-mineral origin on industrial residues and waste materials
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10LFUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L2200/00Components of fuel compositions
    • C10L2200/02Inorganic or organic compounds containing atoms other than C, H or O, e.g. organic compounds containing heteroatoms or metal organic complexes
    • C10L2200/029Salts, such as carbonates, oxides, hydroxides, percompounds, e.g. peroxides, perborates, nitrates, nitrites, sulfates, and silicates
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10LFUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L2230/00Function and purpose of a components of a fuel or the composition as a whole
    • C10L2230/22Function and purpose of a components of a fuel or the composition as a whole for improving fuel economy or fuel efficiency
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00Technologies for the production of fuel of non-fossil origin
    • Y02E50/30Fuel from waste, e.g. synthetic alcohol or diesel
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/10Process efficiency

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  • Oil, Petroleum & Natural Gas (AREA)
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Abstract

本发明公开了一种糠醛生产的环保型添加剂及其应用方法,采用环保型添加剂与催化剂硫酸混合配制成一定浓度的水溶液,所述的环保型的添加剂为硫酸钾,硫酸钠,氯化钾,氯化钠,氯化镁,氯化钙,硫酸镁中的一种或几种,将所述的水溶液与生物质均匀混合,在一定温度下进行生物质的催化分解反应,得到粗糠醛和糠醛渣,本发明的糠醛渣燃烧充分,可以抑制或消除黑烟产生,提高锅炉燃烧热效率,同时达到增产的目的,所述的环保型添加剂循环使用。

Description

用于糠醛生产的环保型添加剂及其应用方法
技术领域
本发明涉及一种糠醛生产的环保型添加剂及其应用方法。
背景技术
生物质是丰富的可再生资源,糠醛厂家利用硫酸催化生物质中的半纤维素制备糠醛,糠醛产率较低,产生的糠醛渣是一种固体废物,为了处理该固体废物,厂家采用部分糠醛渣作为锅炉燃料,剩余的部分糠醛渣再与化肥混合,制作成有机肥-化肥复合肥。存在的问题是,糠醛渣燃烧不充分,导致锅炉热效率低,同时产生黑烟污染大气。
发明内容
为了克服当前糠醛生产存在的糠醛渣燃烧不充分、锅炉热效率低、产生黑烟污染大气以及硫酸催化生物质制备糠醛的得率较低的缺点,本发明采用硫酸钾,硫酸钠,氯化钾,氯化钠,氯化镁,氯化钙,硫酸镁,作为糠醛生产过程中的环保型添加剂解决问题。
本发明解决技术问题所采用的技术方案是:
采用环保型的添加剂与催化剂硫酸混合配制成一定浓度的水溶液,所述的环保型的添加剂为硫酸钾,硫酸钠,氯化钾,氯化钠,氯化镁,氯化钙,硫酸镁中的一种或几种,将所述的水溶液与生物质均匀混合,在一定温度下进行生物质的催化分解反应,得到粗糠醛和糠醛渣,所述的粗糠醛去精制,所述的糠醛渣部分作为锅炉燃料,从燃烧后的灰分中回收所述的环保型添加剂,所述的糠醛渣剩余部分作为有机-无机复合肥,所述的生物质包括但不限于玉米芯,稻草,麦秸,干蔗渣,所述的环保型添加剂循环使用。
本发明技术方案的具体操作方法描述如下:
取100个质量份的空气干燥基生物质,所述的空气干燥基生物质含水15-20%,粒度0.05-2厘米,加入35-100个质量份的水和1-5个质量份的硫酸,再加入5-25个质量份环保型的添加剂,在15-100℃下搅拌均匀后,载入反应釜,在所述的反应釜底部通入压力8-10个大气压的水蒸气,反应温度170-200℃,反应过程中适当调节反应釜顶部蒸汽出口阀蒸汽流量,利用出口蒸汽携带出糠醛,糠醛提取阶段的反应时间为3-5小时,糠醛提取完毕后,糠醛渣作为锅炉燃料,从燃烧的灰分中回收环保型添加剂循环利用,剩余的糠醛渣作为有机肥-化肥复合肥。
本发明的有益效果如下:避免了糠醛渣燃烧不充分带来的黑烟污染大气,提高锅炉燃烧热效率,环保型添加剂大部分从糠醛渣中回收,剩余部分作为肥料的有效成分,本发明环保型添加剂与硫酸催化剂混合后作为一道工序完成催化剂与原料混合和环保型添加剂与糠醛渣混合的两个目的,节省了传统的糠醛渣复合肥制作的反应后混合工序,消除了传统糠醛渣复合肥制作反应后混合中无机与有机成分混合不均现象。
具体实施例
下面结合实施例对本发明作进一步描述:
实施例1
取18kg的空气干燥基玉米芯,所述的空气干燥基玉米芯含水20%,粒度0.05-2厘米,加入12kg水和0.5kg硫酸,再加入1.8kg环保型的添加剂硫酸钾,在90℃下搅拌均匀后,载入直径0.25米,高1米的圆筒形反应釜,在所述的反应釜底部通入压力8-10个大气压的水蒸气,反应温度190℃,反应过程中适当调节反应釜顶部蒸汽出口阀蒸汽流量,利用出口蒸汽携带出糠醛,糠醛提取阶段的反应时间为3小时,糠醛提取完毕后,糠醛渣作为燃料可以充分燃烧,从燃烧的灰分中回收环保型添加剂硫酸钾循环利用,剩余的糠醛渣作为有机肥-硫酸钾型复合肥。
实施例2
取18kg的空气干燥基玉米芯,所述的空气干燥基玉米芯含水20%,粒度0.05-2厘米,加入12kg水和0.5kg硫酸,再加入1.8kg环保型的添加剂氯化钾,在90℃下搅拌均匀后,载入直径0.25米,高1米的圆筒形反应釜,在所述的反应釜底部通入压力8-10个大气压的水蒸气,反应温度190℃,反应过程中适当调节反应釜顶部蒸汽出口阀蒸汽流量,利用出口蒸汽携带出糠醛,糠醛提取阶段的反应时间为3小时,糠醛提取完毕后,糠醛渣作为燃料可以充分燃烧,从燃烧的灰分中回收环保型添加剂氯化钾循环利用,剩余的糠醛渣作为有机肥-氯化钾型复合肥。
实施例3
取18kg的空气干燥基玉米芯,所述的空气干燥基玉米芯含水20%,粒度0.05-2厘米,加入12kg水和0.5kg硫酸,再加入1.8kg环保型的添加剂硫酸钾和1kg氯化钙,在90℃下搅拌均匀后,载入直径0.25米,高1米的圆筒形反应釜,在所述的反应釜底部通入压力8-10个大气压的水蒸气,反应温度190℃,反应过程中适当调节反应釜顶部蒸汽出口阀蒸汽流量,利用出口蒸汽携带出糠醛,糠醛提取阶段的反应时间为3小时,糠醛提取完毕后,糠醛渣作为燃料可以充分燃烧,从燃烧的灰分中回收环保型添加剂硫酸钾和氯化钙循环利用,剩余的糠醛渣作为有机肥-硫酸钾-氯化钙型复合肥。
应当理解本文所述的例子和实施方式仅为了说明,本领域技术人员可根据它做出各种修改或变化,在不脱离本发明精神实质的情况下,都属于本发明的保护范围。

Claims (2)

1.糠醛生产的环保型添加剂及其应用方法,所述的环保型添加剂为硫酸钾,硫酸钠,氯化钾,氯化钠,氯化镁,氯化钙,硫酸镁中的一种或几种,所述的应用方法,其特征是如下过程操作:
取100个质量份的空气干燥基生物质,所述的空气干燥基生物质含水15-20%,粒度0.05-2厘米,加入35-100个质量份的水和1-5个质量份的硫酸,再加入5-25个质量份环保型的添加剂,在15-100℃下搅拌均匀后,载入反应釜,在所述的反应釜底部通入压力8-10个大气压的水蒸气,反应温度170-200℃,反应过程中适当调节反应釜顶部蒸汽出口阀蒸汽流量,利用出口蒸汽携带出糠醛,糠醛提取阶段的反应时间为3-5小时,糠醛提取完毕后,糠醛渣作为锅炉燃料,剩余的糠醛渣作为有机肥-化肥复合肥。
2.根据权利要求1所述的糠醛生产的环保型添加剂及其应用方法,其特征是:从糠醛渣燃烧后的灰分中回收所述的环保型添加剂。
CN201810537542.0A 2018-05-28 2018-05-28 用于糠醛生产的环保型添加剂及其应用方法 Pending CN108641778A (zh)

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Application publication date: 20181012