Evidence map›Paper›PMID 34587989›Full record

ArticleBiotechnology for biofuels2021

Dynamic life-cycle carbon analysis for fast pyrolysis biofuel produced from pine residues: implications of carbon temporal effects.

Kai Lan, Longwen Ou, Sunkyu Park, Stephen S Kelley, Prakash Nepal, Hoyoung Kwon, Hao Cai, Yuan Yao

Abstract read
In one paragraph

Article in Biotechnology for biofuels, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

3 citing papers in PubMed.

  1. Article
  2. Review
  3. Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors.

Kai LanDepartment of Forest Biomaterials, North Carolina State University, 2820 Faucette Drive, Raleigh, NC, 27606, USA.
Longwen OuSystems Assessment Center, Energy Systems Division, Argonne National Laboratory, 9700 South Cass Avenue, Lemont, IL, 60439, USA.
Sunkyu ParkDepartment of Forest Biomaterials, North Carolina State University, 2820 Faucette Drive, Raleigh, NC, 27606, USA.
Stephen S KelleyDepartment of Forest Biomaterials, North Carolina State University, 2820 Faucette Drive, Raleigh, NC, 27606, USA.
Prakash NepalUSDA Forest Service, Forest Products Laboratory, 1 Gifford Pinchot Drive, Madison, WI, 53726, USA.
Hoyoung KwonSystems Assessment Center, Energy Systems Division, Argonne National Laboratory, 9700 South Cass Avenue, Lemont, IL, 60439, USA.
Hao CaiSystems Assessment Center, Energy Systems Division, Argonne National Laboratory, 9700 South Cass Avenue, Lemont, IL, 60439, USA. hcai@anl.gov.
Yuan YaoDepartment of Forest Biomaterials, North Carolina State University, 2820 Faucette Drive, Raleigh, NC, 27606, USA. y.yao@yale.edu.ORCID http://orcid.org/0000-0001-9359-2030

Funding

Division of Chemical, Bioengineering, Environmental, and Transport Systems 2038439
6 · The paper itself

Abstract

backgroundWoody biomass has been considered as a promising feedstock for biofuel production via thermochemical conversion technologies such as fast pyrolysis. Extensive Life Cycle Assessment studies have been completed to evaluate the carbon intensity of woody biomass-derived biofuels via fast pyrolysis. However, most studies assumed that woody biomass such as forest residues is a carbon-neutral feedstock like annual crops, despite a distinctive timeframe it takes to grow woody biomass. Besides, few studies have investigated the impacts of forest dynamics and the temporal effects of carbon on the overall carbon intensity of woody-derived biofuels. This study addressed such gaps by developing a life-cycle carbon analysis framework integrating dynamic modeling for forest and biorefinery systems with a time-based discounted Global Warming Potential (GWP) method developed in this work. The framework analyzed dynamic carbon and energy flows of a supply chain for biofuel production from pine residues via fast pyrolysis.

resultsThe mean carbon intensity of biofuel given by Monte Carlo simulation across three pine growth cases ranges from 40.8-41.2 g CO

conclusionsThe carbon temporal effect, particularly the time lag of carbon sequestration during pine growth, has direct impacts on the carbon intensity of biofuels produced from pine residues from a stand-level pine growth and management point of view. The carbon implications are also significantly impacted by the assumptions of biochar end-of-life cases and forest management strategies.

Indexed as

BiofuelCarbon accountingDynamic modelingFast pyrolysisLife-cycle carbon analysisMonte Carlo simulationPine residues

Identifiers

PMID34587989
PMCPMC8482607

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.