Conceptual design of an integrated hydrothermal liquefaction and biogas plant for sustainable bioenergy production

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@article{5eb99686eb1e43898941641ec7ad54c1,
title = "Conceptual design of an integrated hydrothermal liquefaction and biogas plant for sustainable bioenergy production",
abstract = "Initial process studies carried out in Aspen Plus on an integrated thermochemical conversion process are presented herein. In the simulations, a hydrothermal liquefaction (HTL) plant is combined with a biogas plant (BP), such that the digestate from the BP is converted to a biocrude in the HTL process. This biorefinery concept offers a sophisticated and sustainable way of converting organic residuals into a range of high-value biofuel streams in addition to combined heat and power (CHP) production. The primary goal of this study is to provide an initial estimate of the feasibility of such a process. By adding a diesel-quality-fuel output to the process, the product value is increased significantly compared to a conventional BP. An input of 1000 kg h−1 manure delivers approximately 30–38 kg h−1 fuel and 38–61 kg h−1 biogas. The biogas can be used to upgrade the biocrude, to supply the gas grid or for CHP. An estimated 62–84% of the biomass energy can be recovered in the biofuels.",
author = "Jessica Hoffmann and Souman Rudra and Saqib Toor and Holm-Nielsen, {Jens Bo} and Lasse Rosendahl",
year = "2013",
month = "2",
doi = "10.1016/j.biortech.2012.11.051",
volume = "129",
pages = "402--410",
journal = "Bioresource Technology",
issn = "0960-8524",
publisher = "Elsevier BV",

}

RIS

TY - JOUR

T1 - Conceptual design of an integrated hydrothermal liquefaction and biogas plant for sustainable bioenergy production

AU - Hoffmann,Jessica

AU - Rudra,Souman

AU - Toor,Saqib

AU - Holm-Nielsen,Jens Bo

AU - Rosendahl,Lasse

PY - 2013/2

Y1 - 2013/2

N2 - Initial process studies carried out in Aspen Plus on an integrated thermochemical conversion process are presented herein. In the simulations, a hydrothermal liquefaction (HTL) plant is combined with a biogas plant (BP), such that the digestate from the BP is converted to a biocrude in the HTL process. This biorefinery concept offers a sophisticated and sustainable way of converting organic residuals into a range of high-value biofuel streams in addition to combined heat and power (CHP) production. The primary goal of this study is to provide an initial estimate of the feasibility of such a process. By adding a diesel-quality-fuel output to the process, the product value is increased significantly compared to a conventional BP. An input of 1000 kg h−1 manure delivers approximately 30–38 kg h−1 fuel and 38–61 kg h−1 biogas. The biogas can be used to upgrade the biocrude, to supply the gas grid or for CHP. An estimated 62–84% of the biomass energy can be recovered in the biofuels.

AB - Initial process studies carried out in Aspen Plus on an integrated thermochemical conversion process are presented herein. In the simulations, a hydrothermal liquefaction (HTL) plant is combined with a biogas plant (BP), such that the digestate from the BP is converted to a biocrude in the HTL process. This biorefinery concept offers a sophisticated and sustainable way of converting organic residuals into a range of high-value biofuel streams in addition to combined heat and power (CHP) production. The primary goal of this study is to provide an initial estimate of the feasibility of such a process. By adding a diesel-quality-fuel output to the process, the product value is increased significantly compared to a conventional BP. An input of 1000 kg h−1 manure delivers approximately 30–38 kg h−1 fuel and 38–61 kg h−1 biogas. The biogas can be used to upgrade the biocrude, to supply the gas grid or for CHP. An estimated 62–84% of the biomass energy can be recovered in the biofuels.

U2 - 10.1016/j.biortech.2012.11.051

DO - 10.1016/j.biortech.2012.11.051

M3 - Journal article

VL - 129

SP - 402

EP - 410

JO - Bioresource Technology

T2 - Bioresource Technology

JF - Bioresource Technology

SN - 0960-8524

ER -

ID: 72417522