CN101711229A - 木质纤维素原料的同时厌氧消化和发酵 - Google Patents
木质纤维素原料的同时厌氧消化和发酵 Download PDFInfo
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Abstract
一种从木质纤维素原料同时生产木质素、燃料醇和生物气的工艺。该工艺包括:(1)预处理木质纤维素原料以产生包含木质素、木质素衍生化合物的增溶液体成分流和纤维素浆料流,(2)将液体流与纤维素浆料流分离,(3)加工液体流以分离和回收至少木质素、木质素衍生化合物和半固体废物料,加工纤维素浆料流以将纤维素浆料糖化和发酵产生发酵液,然后将发酵液分离成燃料级醇和废蒸馏残液物料,(4)将来自液体流的半固体废物料和废蒸馏残液物料厌氧消化产生生物气。可通过可控地供应从纤维素浆料产生的单糖的一部分,操纵厌氧消化的速度。纤维素浆料流也可进行厌氧消化。
Description
技术领域
本发明涉及从纤维质生物质生产可然性燃料的系统和方法。更具体地讲,本发明涉及从木质纤维素原料可操控地同时生产生物气、燃料醇、有机酸和化学品。
背景技术
厌氧消化系统的在工业和商业上的好处,除了在于能产生可用于同时产热发电的生物气之外,还包括提供能量和有成本效益性地对工业流出物进行内部废水处理。但是,其缺点包括:由于各工艺阶段的生物学特性,导致消化时间漫长,而且由于有机废物流的某些成分对微生物酶系的不利影响,造成生物过程进一步被延迟或者被抑制。在配置来处理有机废物和物料的厌氧系统中,由于缺乏进行完全消化所需的酶类,系统的消化速度往往明显降低。酶类的缺乏可归因于:(1)产生这些酶类的细菌生长不良;(2)适当的和驯化的细菌接触原料的渠道不足;(3)积累性副产物紧密接触细菌细胞导致酶生产的反馈抑制;和(4)发酵液中高浓度的副产物中间体可导致酶活性的抑制。新鲜的原料浆液置换含有产活性酶细菌的聚集群体的沉淀浆液,也会导致消化速度低。通常应用厌氧消化系统对有机废物进行市政性和工业性转化,生成的生物气随后进行捕集,供用于产热和/或发电。有机废物厌氧消化生成生物气,通常是按四阶段过程进行,该工艺包括:(a)第一阶段,复杂有机分子被水解成可溶性单体如单糖、氨基酸和脂肪酸(即水解),接着(b)第二阶段,第一阶段中产生的简单单体被转化成挥发性有机酸(即产酸),然后(c)第三阶段,挥发性有机酸被转化成乙酸、CO2和氢气(即产乙酸),最后(d)第四阶段,乙酸被转化成甲烷、CO2和水(产甲烷)。这种厌氧转化所产生的生物气主要含有甲烷,其次是CO2,还有痕量的氮气、氢气、氧气和硫化氢。
厌氧消化的四个阶段是由微生物介导的,每个阶段的厌氧消化通常涉及不同类型的协作作用的天然厌氧细菌。大规模的厌氧消化系统可配置成将所述四个阶段分开到单独的容器中,例如在连续吞吐系统(continuousthroughput system)中,并给每个容器补加选定的合适微生物培养物的接种物,以优化每个阶段的转化效率。或者,也可以通过提供包含四组厌氧细菌的接种物,在一个容器中维持着厌氧消化的全部四个阶段,例如在分批系统中。示例性的水解细菌有常杆菌属细菌(Enterobacter sp.),示例性的产酸细菌包括芽孢杆菌属细菌(Bacillus sp.)、乳酸杆菌属细菌(Lactobacillussp.)和链球菌属细菌(Streptococcus sp.),示例性的产乙酸细菌包括醋杆菌属细菌(Acetobacter sp.)、葡糖杆菌属细菌(Gluconobacter sp.)和某些梭菌属细菌(Clostridium sp.),而示例性的产甲烷细菌来自甲烷杆菌属细菌(Methanobacteria)、甲烷球菌属细菌(Methanococci)和甲烷火菌(Methanopyrisp.)属细菌。
有机废物最普通的主要聚合物成分是纤维素,且已知纤维素的微生物水解是厌氧消化第一阶段中的最显著的限速步骤,会影响后续阶段的吞吐速度和效率(Adney等人,1991,Appl.Biochem.Biotechnol.30:165-183;Yingnan等人,2004,Bioresour.Technol.94:197-201)。有机废物流中常存在的纤维素材料通常含有大量的木质素。木质素衍生的聚合物材料在厌氧消化系统中特别顽抗,且往往直接造成厌氧酶系抑制。已知来自化浆(pulping)工艺的木质素衍生废物流(业内技术人员称为“黑液”或“废液”)由于木质素对厌氧代谢的抑制作用,并不易于进行厌氧消化(Peng等人,J.Chem.Tech.Biotechnol.1993,58:89-93)。此外,木质素似乎对产甲烷细菌特别有不利影响(Yin等人,2000,Biotechnol.Lett.22:1531-1535)。
发明内容
本发明的示例性实施方案涉及配置来将木质纤维素原料分成以下(a)和(b)的工艺和系统:(a)包含增溶成分(solubilised component)以及木质素和木质素衍生聚合物的液体流,和(b)包含纤维素浆料的无定形去木质素固形物输出流。液体成分流含有至少木质素、木质素衍生聚合物、半纤维素、寡糖、多糖、单糖和废溶剂。将液体成分流进行加工,以回收至少两种不同类型的木质素,将废溶剂回收和再充装以进行再循环,并另外分离至少糠醛、糖浆、有机酸和半固体废物料。纤维素浆料可用于生产燃料醇、生物气、发酵产物、精细化工品、纤维素粉末、纤维素衍生物和高质量纸制品。至少将液体成分流加工过程中产生的半固体废物料进行厌氧消化,以生产生物气。厌氧消化是四步骤/成分工艺,其中第一步骤是半固体废物料的液化,第二步骤是液化废物料的酸化,第三步骤是酸化的液化废物料的乙酸化,第四步骤是乙酸转化成生物气(即甲烷和二氧化碳)加上水和无机物残余物。
本发明的一个示例性实施方案涉及从木质纤维素原料同时生产燃料醇和生物气。将木质纤维素原料分离成包含纤维素浆料的无定形、基本上去木质素的固形物输出流和包含增溶成分的液体流。将纤维素浆料水解成单糖流,然后发酵成发酵液(beer)。发酵液蒸馏产生燃料级醇和蒸馏残液。
根据第一个方面,将蒸馏残液进行厌氧消化以产生生物气。
根据另一个方面,将纤维素浆料水解过程中产生的单糖流的一部分可控地提供到厌氧过程,以影响生物气的产生速度。
根据又一个方面,将液化废物料的选定部分可控地提供到液体成分流的加工步骤,以增加从木质纤维素原料回收的糖类、糠醛和有机酸的量。
本发明的另一个示例性实施方案涉及用于木质纤维素原料的木质素生物炼制厂(biorefinery),其中输出产物是分类了的木质素、其他从木质纤维素原料提取的有机成分、以及生物气。将木质纤维素原料预处理以产生包含纤维素浆料的无定形去木质素固形物输出流和包含增溶成分的液体流之后,将纤维素浆料进行厌氧消化。将液体成分流进行加工,以回收至少两种不同类型的木质素,将废溶剂回收和再充装以进行再循环,并另外分离至少糠醛、糖浆、有机酸和半固体废物料。
附图说明
现将参考附图对本发明进行描述,附图中:
图1是本发明一个示例性实施方案的示意性流程图,显示了用于加工木质纤维素原料的模块化(modular)连续逆流式系统,该系统具有交互联动式(interactive and cooperating)发酵模块和厌氧消化模块;
图2是图1的系统的示意性流程图,显示了合适的4阶段厌氧消化模块的示例性构造;
图3是说明本发明另一个示例性实施方案的示意性流程图,显示了配置来将木质纤维素原料加工成以下(a)和(b)的模块化木质素生物炼制系统:(a)液体提取物流(liquid extractive stream),从中可分离和回收三种类型的木质素化合物,(b)固形物流,其通过厌氧消化进行加工,以产生第四种类型的木质素化合物、生物气、固体矿物和水,并任选产生单糖和有机酸,这些单糖和有机酸可送回液体提取物流进行纯化和回收。
具体实施方式
本发明的示例性实施方案涉及配置来将木质纤维素原料分离成多个输出流的工艺、系统和设备。至少一个所产生的流是包含增溶提取物的液体流,所述提取物包含至少木质素和木质素衍生聚合物、半纤维素、多糖、寡糖、糠醛和酚类化合物。至少一个所产生的其他的流是包含纤维素浆料的固形物流。合适的木质纤维素原料例如有被子植物纤维质生物质、裸子植物纤维质生物质、田地作物纤维质生物质、废纸和木材等以及它们的混合物。
用于将木质纤维素原料分离成包含木质素、糖类、寡糖和多糖的液体流以及包含纤维素浆料的固形物流的合适工艺和加工系统,例如有生物炼制化浆工艺和系统、热化学和/或化学化浆工艺和系统、和/或酶促化浆工艺和系统。合适的示例性化浆系统在图1中显示,它是基于这样的过程:将物理破碎和粉碎的纤维质原料在含水有机溶剂中在适当高温下进行浸渍和蒸煮,以对木质纤维素原料进行预处理,从而产生固体无定形浆料料和废溶剂。合适的含水有机溶剂例如有稀释于水中的乙醇,其中提供无机酸或者有机酸作为反应催化剂。示例性的无机酸是硫酸。这样产生的无定形浆料料主要包含纯化的富含纤维素的纤维,这种纤维低含残余木质素,且其中纤维素结晶度已显著降低。废溶剂常被称为黑液,通常包含增溶木质素和木质素衍生聚合物、糠醛、木糖、乙酸、亲脂提取物、其他单糖、寡糖和废乙醇。将固体无定形纤维素浆料料分离成纤维素浆料流40和黑液液体成分流20。
将液体成分流20如下进行加工以依次分离和移取至少两种不同类型的木质素和木质素衍生聚合物22(即,中分子量木质素和低分子量木质素):首先将该液体成分流快速置于大气压力下,然后用水快速稀释黑液,从而造成木质素和木质素衍生聚合物从溶液中沉淀出来。接着移取木质素供进行进一步的纯化和/或加工。然后是溶剂回收24,例如通过蒸馏从去木质素的液体流回收废溶剂,使其可用于再循环到木质纤维素原料预处理步骤10。然后可对溶剂回收和蒸馏24后剩余的蒸馏残液25进行进一步的加工,以从中分离到从木质纤维素原料提取出来的增溶成分,如糠醛30、单糖如木糖28、有机酸如乙酸26以及新的第三类型的木质素和木质素衍生聚合物31(即极低分子量木质素)。这一系列步骤后余下的是第一半固体废物料32。将液体成分流20的加工所产生的半固体废物料32通过转移管线34转移到厌氧消化模块60的阶段1容器62中(图1和2)。
纤维素浆料流40可这样转化成乙醇或者任何其他发酵产物如丁醇或丙醇:将其进行酶促水解以产生单糖流42,然后可将单糖流42进行发酵以产生包含乙醇和发酵微生物生物质的发酵液(44)。将发酵液蒸馏(48)或者以别的方式分离,以产生燃料级醇80和蒸馏残液52。可将蒸馏残液52进行加工,以从中回收新类型的木质素和木质素衍生聚合物54(高分子量木质素),留下第二固体废物料56。将纤维素浆料流40的加工所产生的固体废物料56通过转移管线58转移到厌氧消化模块60的阶段1容器62中(图1和2)。但是,如有需要,可任选将木质纤维素原料处理10所产生的纤维素浆料流40通过转移管线41直接转移到厌氧消化模块60的阶段1容器62中(图1和2)。或者,可回收纤维素浆料料进行进一步的加工,以产生纤维素粉末、微晶纤维素和以CMC-纤维素和DEAE-纤维素为代表的纤维素衍生物,这也在本发明的范围内。
图2显示了本发明的示例性4阶段厌氧消化模块60,其配置来与木质纤维素原料预处理和加工系统联动和互连。第一阶段包括淤渣罐62,其配置来从以下(a)、(b)和(c)废物输出中的一个或多个接受半固体/固体废物料:(a)来自液体成分流20加工的废物输出,通过转移管线34接受;(b)来自木质纤维素原料预处理10即纤维素浆料流40的废物输出,通过转移管线41接受,(c)纤维素发酵液蒸馏(48)产生燃料级醇或其他发酵产物80后的蒸馏残液废物56。第一阶段淤渣罐62可任选接受:(d)纤维素浆料酶促水解过程中所产生的单糖流42的一部分,通过转移管线46接受。将淤渣罐62维持在厌氧条件下,以维持着产生能够将构成废物料的复杂分子水解成可溶性单体如单糖、氨基酸和脂肪酸的酶类的兼性厌氧细菌群体。如有需要,可提供用以与淤渣罐62中的半固体/固体废物混合掺杂在一起,从而使产生液体流的水解过程加速的接种物组合物(inocula composition),这在本发明的范围之内。合适的水解作用接种物组合物提供有至少一种肠杆菌(Enterobacter sp.)。
将淤渣罐62中产生的液体流转移到第二阶段酸化容器64中,该容器中维持着厌氧条件和产酸细菌如芽孢杆菌属细菌(Bacillus sp.)、乳酸杆菌属细菌(Lactobacillus sp.)和链球菌属细菌(Streptococcus sp.)的群体。任选将纤维素浆料酶促水解过程中产生的单糖流42的一部分,通过转移管线46传送到酸化容器64。被接受到酸化容器64中的液体流中所含的单糖、氨基酸和脂肪酸,被产酸细菌转化成挥发性酸。如果需要,可提供配置来促进和加速酸化罐320中产生增溶挥发性脂肪酸的酸化接种物组合物,这在本发明的范围之内。合适的酸化接种物包含芽孢杆菌属细菌(Bacillus sp.)、乳酸杆菌属细菌(Lactobacillus sp.)和链球菌属细菌(Streptococcus sp.)之一,且可任选包含两种或多种所述细菌种的混合物。
将包含增溶挥发性脂肪酸的液体流从酸化容器64转移到第三阶段产乙酸容器66中,该产乙酸容器中维持着厌氧条件和产乙酸细菌如醋杆菌属细菌(Acetobacter sp.)、葡糖杆菌属细菌(Gluconobacter sp.)和梭菌属细菌(Clostridium sp.)的群体。挥发性脂肪酸被产乙酸细菌转化成乙酸、二氧化碳和氢气。如果需要,可提供配置来促进和加速从在液体流中被传送到产乙酸容器64中的挥发性脂肪酸产生乙酸的接种物组合物,这在本发明的范围之内。合适的乙酸化接种物组合物提供有至少醋杆菌属细菌(Acetobacter sp.)、葡糖杆菌属细菌(Gluconobacter sp.)和梭菌属细菌(Clostridium sp.)之一,且任选可包含两种或多种所述细菌种的混合物。
然后将乙酸、二氧化碳和氢气从产乙酸容器66转移到生物气容器68中,在该生物气容器中乙酸被产甲烷细菌如甲烷杆菌属细菌(Methanobacteria sp.)、甲烷球菌属细菌(Methanococci sp.)和甲烷火菌属细菌转化成甲烷、二氧化碳和水。生物气容器68中产生的生物气的组成会因传送到模块A的木质纤维素原料的化学组成而稍有变化,但通常会主要包含甲烷,其次是CO2,还有痕量的氮气、氢气、氧气和硫化氢。如果需要,可提供配置来促进和加速乙酸转化成生物气的产甲烷接种物组合物,这在本发明的范围之内。合适的产甲烷接种物组合物提供有至少一种甲烷杆菌属细菌(Methanobacteria sp.)、甲烷球菌属细菌(Methanococci sp.)和甲烷火菌属细菌。
还任选将淤渣罐62中产生的可溶性单体液化流的一部分,供应到液体成分加工流中的去木质素蒸馏残液25中(图3),以进一步从木质纤维素原料加工各种化合物而增加这些化合物的回收。同样,还任选将乙酸化容器66中产生的乙酸的一部分,供应到液体成分加工流的乙酸回收成分26。此外任选将新类型的木质素和木质素衍生聚合物69从厌氧消化模块中的液体流分离出来,或者从厌氧消化模块的任何其他三个阶段分离出来。
可将通过本发明的厌氧消化模块从加工过的木质纤维素原料产生的生物气直接输送到发电系统,例如烧煤气的燃气涡轮。生物气的燃烧将生物气中所含甲烷分子的化学键中储藏的能量通过转动涡轮而转变成机械能。例如在引擎或微型涡轮中的生物气燃烧所产生的机械能,可使产生电子流或电流的涡轮转动。另外,来自这些引擎的废热可给设施的基础体系(facility’s infrastructure)供热,和/或用于产生蒸汽和/或热水以供按需在本发明的其他模块中使用。
但是,半固体/固体废物料的厌氧消化的一个问题是,工艺中的第一步骤,即构成半固体/固体废物料的复杂有机分子水解成含有可溶性单体如单糖、氨基酸和脂肪酸的液体流,通常是漫长且变化不定的,而后续的步骤即酸化、乙酸化和生物气产生与第一步骤相比进行得相对较快。结果,厌氧消化第一步骤中的这个漫长且变化不定的水解作用,可能导致生物气的产量与设施发电和/或产蒸汽和/或产热水的要求相比是不足的。因此,如图1和2中所示,本发明另一个实施方案可控地将纤维素浆料42糖化过程中产生的单糖流的一部分提供给厌氧消化模块60的酸化罐64,作为从传送到淤渣罐62的半固体/固体物料水解的可溶性单糖供给的补充。任选地或者作为另一种选择,将单糖流42的一部分供应给淤渣罐62。
本领域技术人员会理解,本文所公开的配置4阶段厌氧消化模块的工艺和系统——其用以与例如进行纤维素乙醇生产的木质纤维素原料预处理和加工系统联动和互连——可给这种木质纤维素加工系统的操作人员提供新的工艺和系统,这种新的工艺和系统可出于以下一个或多个目的整合到他们的系统中:(a)改进有价值的提取物如木质素、糠醛和糖流从他们的原料中的回收,(b)使半固体/固体物料从他们的工艺过程中的流出减至最低/得到消除,(c)通过对糖流发送到和发送自本文所公开的本发明厌氧消化系统进行操纵,增加原料经过他们的系统的吞吐速度,和(d)在关注点可能主要在于优化木质素生物炼制厂的效率的情况中,可将木质纤维素原料预处理过程中产生的纤维素浆料流直接传送到本文所公开的厌氧消化系统的第一阶段淤渣罐。
Claims (27)
1.一种从木质纤维素原料同时生产木质素、纤维素材料、燃料醇和生物气的工艺,所述工艺包括以下步骤:
对木质纤维素原料进行预处理,以至少产生包含木质素和木质素衍生化合物的增溶液体成分流和包含纤维素浆料的无定形去木质素固形物输出流;
使所述增溶液体成分流和所述无定形固形物输出流分离;
进一步加工所述增溶液体成分流,以从中分离和回收至少木质素、木质素衍生化合物和半固体废物料;
进一步加工所述无定形固形物输出流,以将纤维素浆料水解成包含葡萄糖的液体流,将液体葡萄糖流发酵成发酵液,蒸馏发酵液以从中回收燃料级醇和包含蒸馏残液的废物料;和
将来自增溶液体成分流的半固体废物料和来自无定形固形物输出流的废物料进行厌氧消化,以从中产生生物气,其中所述厌氧消化包括以下步骤:
第一,将废物料液化,从而产生包含单糖的第一液体流;
第二,将第一液体流酸化,从而产生包含有机酸的第二液体流;
第三,将第二液体流乙酸化,从而产生包含乙酸的第三液体流;
第四,将乙酸用微生物转化成包含至少甲烷和二氧化碳的生物气混合物。
2.根据权利要求1的工艺,其中所述预处理木质纤维素原料包括用含水有机溶剂对木质纤维素原料进行物理化学消化,从而从中提取组成成分到增溶液体成分流中。
3.根据权利要求2的工艺,其中所述有机溶剂包含至少一种选自短链醇、有机酸和酮的溶剂。
4.根据权利要求3的工艺,其中所述有机溶剂包含至少一种选自甲醇、乙醇、丁醇、丙醇和芳族醇的短链醇。
5.根据权利要求3的工艺,其中所述有机溶剂至少包含丙酮。
6.根据权利要求2的工艺,其中所述有机溶剂提供有选自无机酸和有机酸的催化剂。
7.根据权利要求1的工艺,其中从增溶液体成分流分离和回收至少两种类型的木质素。
8.根据权利要求1的工艺,其中从增溶液体成分流分离和回收至少三种类型的木质素。
9.根据权利要求1的工艺,其中从无定形固形物输出流分离和回收至少一种类型的木质素。
10.根据权利要求1的工艺,其中将从纤维素浆料水解的液体葡萄糖流的一部分,可控地提供到厌氧消化的第一步骤和厌氧消化的第二步骤的至少一个。
11.根据权利要求1的工艺,其中将厌氧消化过程中产生的第一液体流的一部分,在增溶液体成分流的加工过程中可控地提供到所述增溶液体成分流。
12.根据权利要求1的工艺,其中将厌氧消化过程中产生的第二液体流的一部分,在增溶液体成分流的加工过程中可控地提供到所述增溶液体成分流。
13.根据权利要求1的工艺,其中将包含纤维素浆料的无定形去木质素固形物输出流进行厌氧消化。
14.根据权利要求1的工艺,其中厌氧消化的第一步骤提供有包含至少一种选自肠杆菌(Enterobacter sp.)菌株的微生物接种物。
15.根据权利要求1的工艺,其中厌氧消化的第二步骤提供有包含至少一种选自芽孢杆菌(Bacillus sp.)、乳酸杆菌(Lactobacillis sp.)和链球菌(Streptococcus sp.)菌株的微生物接种物。
16.根据权利要求1的工艺,其中厌氧消化的第三步骤提供有包含至少一种选自醋杆菌(Acetobacter sp.)、葡糖杆菌(Gluconobacter sp.)和梭菌(Clostridium sp.)菌株的微生物接种物。
17.根据权利要求1的工艺,其中厌氧消化的第四步骤提供有包含至少一种选自甲烷杆菌(Methanobacteria sp.)、甲烷球菌(Methanococci sp.)和甲烷火菌(Methanopyri sp.)菌株的微生物接种物。
18.根据权利要求1的工艺,其中所述工艺是分批工艺。
19.根据权利要求1的工艺,其中所述工艺是连续吞吐工艺。
20.一种从木质纤维素原料同时生产木质素和生物气的工艺,所述工艺包括以下步骤:
对木质纤维素原料进行预处理,以至少产生包含木质素和木质素衍生化合物的增溶液体成分流和包含纤维素浆料的无定形去木质素固形物输出流;
使所述增溶液体成分流和所述无定形固形物输出流分离;
进一步加工所述增溶液体成分流,以从中分离和回收至少木质素、木质素衍生化合物和半固体废物料;和
将来自增溶液体成分流的半固体废物料和无定形固形物输出流进行厌氧消化,以从中产生生物气,其中所述厌氧消化包括以下步骤:
第一,将废物料液化,从而产生包含单糖的第一液体流;
第二,将第一液体流酸化,从而产生包含有机酸的第二液体流;
第三,将第二液体流乙酸化,从而产生包含乙酸的第三液体流;
第四,将乙酸用微生物转化成包含至少甲烷和二氧化碳的生物气混合物。
21.一种用于从木质纤维素原料同时生产木质素、燃料醇和生物气的系统,所述系统包括:
配置来可控地接受、在其中混合和加工木质纤维素原料和有机溶剂的设备,该设备进一步配置来可控地至少提供包含无定形去木质素固形物的第一输出流和包含其中含有增溶和悬浮有机物的废有机溶剂的第二输出流,所述废有机溶剂当中含有木质素和木质素衍生化合物;
配置来可控地接受和在其中水解所述无定形固形物流和可控地从中排出水解物流的设备;
设置来可控地将所述水解物流分离成至少第一水解物流和第二水解物流的设备;
配置来可控地将所述第一水解物流传送到燃料醇生产系统的设备;和
配置来可控地将所述第二水解物流传送到厌氧消化系统的设备。
22.根据权利要求21的系统,所述系统任选配置来可控地将包含无定形去木质素固形物的所述第一输出流传送到厌氧消化系统。
23.根据权利要求21的系统,所述系统另外提供有:
配置来可控地接受所述废有机溶剂流并在其中对该流进行去木质素,可控地将木质素从所述去木质素废溶剂流分离,和可控地从中排出所述去木质素废溶剂流的设备;和
配置来可控地将去木质素废溶剂流分离成第一去木质素废溶剂流和第二去木质素废溶剂流的设备,所述第一去木质素废溶剂流可操纵地传送到厌氧消化系统。
24.根据权利要求21的系统,所述系统另外提供有设置来可控地将选定的有机化合物从中分离和排出到所述第二去木质素废溶剂流的设备。
25.根据权利要求21的系统,所述系统另外提供有设置来可控地将所述第二去木质素废溶剂流传送到燃料醇生产系统的设备。
26.根据权利要求21的系统,其中所述工艺是分批工艺。
27.根据权利要求21的系统,其中所述工艺是连续吞吐工艺。
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CN109022531A (zh) * | 2018-07-05 | 2018-12-18 | 中钢集团天澄环保科技股份有限公司 | 一种资源化处理利用水葫芦的工艺方法 |
US10995351B1 (en) | 2020-09-14 | 2021-05-04 | Fluid Quip Technologies, Llc | System and method for producing a carbohydrate stream from a cellulosic feedstock |
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- 2008-05-23 CA CA2687916A patent/CA2687916C/en not_active Expired - Fee Related
- 2008-05-23 JP JP2010509641A patent/JP2010528593A/ja not_active Abandoned
- 2008-05-23 US US12/602,036 patent/US20110236946A1/en not_active Abandoned
- 2008-05-23 NZ NZ581476A patent/NZ581476A/en not_active IP Right Cessation
- 2008-05-23 CN CN2008800183289A patent/CN101711229B/zh not_active Expired - Fee Related
- 2008-05-23 WO PCT/CA2008/001001 patent/WO2008144903A1/en active Application Filing
- 2008-05-23 AU AU2008255540A patent/AU2008255540B2/en not_active Ceased
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US8912257B2 (en) | 2009-05-28 | 2014-12-16 | Lignol Innovations Ltd. | Derivatives of native lignin from annual fibre feedstocks |
US8431635B2 (en) | 2009-05-28 | 2013-04-30 | Lignol Innovations Ltd. | Derivatives of native lignin from softwood feedstocks |
US9150729B2 (en) | 2009-05-28 | 2015-10-06 | Fibria Innovations Inc. | Derivatives of native lignin from softwood feedstocks |
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US8696865B2 (en) | 2009-05-28 | 2014-04-15 | Lignol Innovations Ltd. | Derivatives of native lignin from softwood feedstocks |
US8765846B2 (en) | 2009-05-28 | 2014-07-01 | Lignol Innovations Ltd. | Derivatives of native lignin |
US8288460B2 (en) | 2009-05-28 | 2012-10-16 | Lignol Innovations Ltd. | Derivatives of native lignin from hardwood feedstocks |
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US9708490B2 (en) | 2009-05-28 | 2017-07-18 | Fibria Innovations Inc. | Derivatives of native lignin |
US8426502B2 (en) | 2009-05-28 | 2013-04-23 | Lignol Innovations Ltd. | Derivatives of native lignin from annual fibre feedstocks |
US8445562B2 (en) | 2009-05-28 | 2013-05-21 | Lignol Innovations Ltd. | Derivatives of native lignin |
US9267027B2 (en) | 2009-05-28 | 2016-02-23 | Fibria Innovations Inc. | Resin compositions comprising lignin derivatives |
US9347177B2 (en) | 2009-05-28 | 2016-05-24 | Fibria Innovations Inc. | Method of producing a softwood lignin derivative |
US9447280B2 (en) | 2009-05-28 | 2016-09-20 | Fibria Innovations Ltd. | Derivatives of native lignin from annual fibre feedstocks |
US9376536B2 (en) | 2010-02-15 | 2016-06-28 | Fibria Innovations Inc. | Carbon fibre compositions comprising lignin derivatives |
US10533030B2 (en) | 2010-02-15 | 2020-01-14 | Suzano Canada Inc. | Carbon fibre compositions comprising lignin derivatives |
CN103958689A (zh) * | 2011-09-23 | 2014-07-30 | 阿彻丹尼尔斯米德兰德公司 | C1-c2有机酸处理木质纤维素生物质以制造酰化纤维素纸浆、半纤维素、木质素以及糖和糖的发酵 |
TWI653264B (zh) | 2017-11-22 | 2019-03-11 | 行政院原子能委員會核能研究所 | 木質纖維原料之木質素提取之方法 |
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NZ581476A (en) | 2012-03-30 |
BRPI0812072A2 (pt) | 2014-11-25 |
CN101711229B (zh) | 2012-04-25 |
CA2687916A1 (en) | 2008-12-04 |
AU2008255540B2 (en) | 2013-11-28 |
WO2008144903A1 (en) | 2008-12-04 |
EP2158167A4 (en) | 2012-05-23 |
AU2008255540A1 (en) | 2008-12-04 |
JP2010528593A (ja) | 2010-08-26 |
US20110236946A1 (en) | 2011-09-29 |
CA2687916C (en) | 2016-01-19 |
EP2158167A1 (en) | 2010-03-03 |
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