Related Experiment Video
Updated: Oct 17, 2025
09:46
Reducing Willow Wood Fuel Emission by Low Temperature Microwave Assisted Hydrothermal Carbonization
Published on: May 19, 2019
8.3K
Recent advances of thermochemical conversion processes for biorefinery
Myung Won Seo1, See Hoon Lee2, Hyungseok Nam1
1Climate Change Research Division, Korea Institute of Energy Research (KIER), 152 Gajeong-ro, Yuseong-gu, Daejeon, Republic of Korea.
Bioresource Technology
|October 12, 2021
Summary
Thermochemical conversion of lignocellulosic biomass offers a feasible and effective alternative to fossil fuels. This review analyzes key processes and highlights AI
Area of Science:
- Biomass Energy
- Renewable Resources
- Thermochemical Engineering
Background:
- Lignocellulosic biomass is a key renewable resource for replacing fossil fuels.
- Biorefineries utilize various processes to convert biomass into valuable products.
- Thermochemical conversion offers advantages over biological methods.
Purpose of the Study:
- To review recent advances in thermochemical conversion of lignocellulosic biomass.
- To analyze operation conditions and results of pyrolysis, hydrothermal treatment, gasification, and combustion.
- To identify challenges and future directions for thermochemical biorefining.
Main Methods:
- Literature review of thermochemical conversion processes.
- Analysis of operational parameters and outcomes for pyrolysis (torrefaction), hydrothermal treatment, gasification, and combustion.
- Examination of techno-economic feasibility and comparative effectiveness against biological processes.
Main Results:
- Thermochemical conversion processes are techno-economically feasible, easy, and effective for biorefineries.
- Specific conditions and results for pyrolysis, hydrothermal treatment, gasification, and combustion were summarized.
- Challenges in thermochemical conversion were identified, guiding future research.
Conclusions:
- Thermochemical conversion is a viable and effective strategy for lignocellulosic biomass utilization in biorefineries.
- Addressing identified challenges will further enhance the efficiency and application of these processes.
- Artificial intelligence and machine learning can optimize bio-oil and syngas production, reducing experimental efforts.
More Related Videos
Related Concept Videos
01:30Environmental Applications of Microorganisms
464
Microorganisms play a pivotal role in maintaining ecosystem balance by recycling essential elements such as carbon, nitrogen, and phosphorus, as well as supporting processes like bioremediation, wastewater treatment, and biofuel production.Microbes in Elemental CyclesIn the carbon cycle, microorganisms decompose organic matter, releasing carbon dioxide via aerobic respiration. This carbon dioxide is subsequently used by photosynthetic organisms to synthesize organic compounds, closing the...
464
00:46Bioremediation
21.1K
Bioremediation is the use of prokaryotes, fungi, or plants to remove pollutants from the environment. This process has been used to remove harmful toxins in groundwater as a byproduct of agricultural run-off and also to clean up oil spills.
21.1K
01:20Fates of Pyruvate
9.4K
Pyruvate is the end product of glycolysis, where glucose is oxidized to pyruvate, simultaneously reducing NAD+ to NADH. Two molecules of ATP are also produced by substrate-level phosphorylation.
In aerobic organisms, pyruvate is metabolized via the citric acid cycle to produce reduced coenzymes NADH and FADH2. These coenzymes are then oxidized in the electron transport chain to produce ATP and, in the process, regenerate the NAD+ and FAD. As seen in some cell types and organisms, fermentation...
In aerobic organisms, pyruvate is metabolized via the citric acid cycle to produce reduced coenzymes NADH and FADH2. These coenzymes are then oxidized in the electron transport chain to produce ATP and, in the process, regenerate the NAD+ and FAD. As seen in some cell types and organisms, fermentation...
9.4K
01:26Thermal and Photochemical Electrocyclic Reactions: Overview
2.5K
Electrocyclic reactions are reversible reactions. They involve an intramolecular cyclization or ring-opening of a conjugated polyene. Shown below are two examples of electrocyclic reactions. In the first reaction, the formation of the cyclic product is favored. In contrast, in the second reaction, ring-opening is favored due to the high ring strain associated with cyclobutene formation.
2.5K
02:55Thermochemical Equations
31.7K
For a chemical reaction (the system) carried out at constant pressure – with the only work done caused by expansion or contraction – the enthalpy of reaction (also called the heat of reaction, ΔHrxn) is equal to the heat exchanged with the surroundings (qp).
31.7K
01:25Lipid Catabolism
332
Triglycerides serve as crucial long-term energy storage molecules in microorganisms, providing a dense source of metabolic energy. Their breakdown is mediated by lipases, which hydrolyze triglycerides into glycerol and free fatty acids. Each of these components follows distinct metabolic pathways, ultimately contributing to ATP synthesis and cellular energy homeostasis.Glycerol MetabolismGlycerol, released from triglyceride hydrolysis, is phosphorylated by glycerol kinase to form...
332