In that regard, (organic) waste of production processes can be object of anaerobic digestion, generating biogas; it can environmentally benefit by means of waste treatment (and consequent avoided environmental impacts) and electricity production. Additionally, the life cycle assessment (LCA) is the most comprehensive tool for environmental

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To execute the goal of the current master's thesis a Life Cycle Assessment (LCA) was conducted following the guidelines set in the ISO 14044:2006 standard. May 9, 2017 and Life Cycle Assessment of methane production via biogas upgrading and power to gas technology. Applied Energy, Elsevier, 2017, 192, The study is based on Life Cycle Assessment (LCA) according to Global Warming Potential (GWP), Cumulative Energy Demand (CED), ReCiPe midpoint/ endpoint The general goal of LCA for biogas energy systems is to determine the environmental impacts of producing and utilizing biogas as an energy source, i.e. , energy of energy, in the form of biogas, using a small scale farm based cattle waste fed. 14 anaerobic digestion (AD) plant. The Life Cycle Assessment (LCA) shows that The aim of the research is to assess the impact of biogas production and the final use in a cogeneration unit system from a Life Cycle Assessment (LCA) in Feb 4, 2010 slurry or dairy cow slurry for biogas production instead of using the raw foundation for Life Cycle Assessment (LCA) for slurry management. Sep 8, 2013 Life Cycle Assessment of maize cultivation for biogas production.

Comparative cradle-to-grave life cycle assessment of biogas production from marine algae and cattle manure biorefineries Bioresour Technol . 2017 Nov;244(Pt 2):1470-1479. doi: 10.1016/j.biortech.2017.05.143. LCA studies of biogas production and utilization differ in terms of the scope and the method for impact assessment. Since the outcomes of an LCA are highly dependent on the scope, the method for assessing the environmental impact and other assumptions for the calculations, direct comparisons between different LCAs are not very useful. In the The initial LCA analysis was focused on the performance of the upgrading of biogas, relative to conventional CHP utilisation: Scenario 1: Biogas utilisation for Combined Heat and Power (CHP); Scenario 2: Biogas Gas-to-Grid (GtG); andScenario 3: Biogas to Vehicle Fuel.

In the endeavor of optimizing the sustainability of bioenergy production in Denmark, this consequential life cycle assessment (LCA) evaluated the environmental impacts associated with the production of heat and electricity from one hectare of Danish arable land cultivated with three perennial crops: ryegrass (Lolium perenne), willow (Salix viminalis) and Miscanthus giganteus. For each, four 109 Economics and Environmental Impact of Biogas Production as a Manure Management Strategy Cady R. Engler1, Ellen R. Jordan2, Marshall J. McFarland3, and Ronald D. Lacewell4 1Associate Professor, Department of Agricultural Engineering, Texas A&M University 2Professor and Extension Specialist, Texas A&M Research & Extension Center-Dallas 3Resident Director of Research, Texas A&M Research could be conducted to address the uncertainties in an LCA study in order to improve the reliability of the results (Clavreul et al. 2012).

av M Linné · 2007 · Citerat av 5 — För biogas är den senaste från år 2000 och för etanol från svenskt vete från 1996. sammanställningarna görs även LCA-analyser för användning av bränslet i tunga Bernesson 2004 Farm-scale Production of RME and Ethanol for Heavy

doi: 10.1016/j.biortech.2017.05.143. Easily share your publications and get them in front of Issuu’s millions of monthly readers.

At present, biogas in Switzerland is mainly produced from sewage sludge, slurry, and biowaste. If the co-digestion with higher shares of substrates made from energy crops increases significantly in future, the produced biogas cannot comply with the thresholds for a fuel tax reduction anymore.

The base-case scenario yielded positive net GHG Life Cycle Assessment (LCA) is used to quantify the environmental impacts of products or services. A biogas plant providing combined heat and power is. Mar 25, 2010 Life Cycle Assessment of Biogas Production from Marine Macroalgae: a Latvian Scenario · Journal & Issue Details · Abstract · Keywords · PDF (LCA). LCA has been applied to pig production considerably to date.

In this work, 15 life cycle assessment (LCA) studies of biogas systems from around Europe were reviewed. Biogas LCA studies provides to assess the environmental impacts from biogas production, to determine energy and material requirements and emissions and to compare different scenarios. LCA of Biogas production from purchased substrates In order to improve the yield of biogas plants, operators often purchase or cultivate substrates with high energy content. The environmental impacts due to the digestions of these substrates can be analysed with a life cycle assessment (LCA). Biogas production upon acidification, and therefore energy yield, was higher, reaching up to 22.88 m 3 CH 4 ton −1 feed (229.25 kWh ton −1 feed), compared with 17.45 m 3 CH 4 ton −1 feed (174.85 kWh ton −1 feed) for the case where no pretreatment was performed. LCA has been conducted on photovoltaic systems ( Sherwani and Usmani, 2010), biogas ( Ishikawa et al., 2006), biomethane ( Uusitalo et al., 2014), bioethanol production ( Sandilands et al., 2009 tion of leakage of biogas during production and upgrad-ing is crucial for the environmental impact on GWP. A leakage of only a few percent of the produced gas will lead to a loss of all the gain in saved GHG-emissions.
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In Europe, the common biogas (BG) production process is the anaerobic digestion of agricultural waste, manure, and energy crops; then biogas, or biomethane (if the plant has an upgrading step) is currently fed to an internal combustion engine for electricity and heat production. The existing targeted processes of LCA on biogas projects include methane production (El-Mashad and Zhang, 2010), biogas utilization pathways , and by-products reuse modes (Rehl and Müller, 2011).

- Sensitivity analysis of key parameters: (1) Biogas yield of the food waste. LCA - Life Cycle Assessment. LCA is the assessment of the environmental impact of a product (or service) throughout its lifespan, i.e.
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assessment (LCA) to commercial biogas production provides a valuable tool for evaluating the environmental impact of waste management processes and assists in economic decision-making. Using life cycle assessment as a basis for evaluating the biogas production at the Swedish Biogas

Bibliografiska uppgifter/ Det mesta av den biogas som producers i. Sverige idag (se Offering a comprehensive reference guide to biogas production from different and energy evaluation tools including life cycle assessment (LCA), exergy, av M Thomtén · Citerat av 6 — Abstract. Organic material used for biogas production can also undergo other treatments.

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The study is based on Life Cycle Assessment (LCA) according to Global Warming Potential (GWP), Cumulative Energy Demand (CED), ReCiPe midpoint/ endpoint

LCA analysis has been also conducted for other two conventional processes for the production of hydrogen from biogas: the steam reforming and water hydrolysis (a biogas-fueled Internal Combustion engine (ICE) followed by an Electrolyser). Therefore, a LCA was carried out for the production of biomethane ready for the injection into the Italian distribution natural gas grid.A mix from different waste sources (cattle manure and slurry, pig slurry, Citrus industry by-product, chicken manure, manure from broilers, triticale silage and waste from vegetable cleaning) is considered for biogas and digestate production. What you will be doing Life-cycle assessment (LCA) is a holistic approach for evaluating the global impacts of different products and processes. Agricultural production activities are generally complex, i.e. they include multiple interacting actors with different behaviours and objectives. eq/PJ).

assessment (LCA) to commercial biogas production provides a valuable tool for evaluating the environmental impact of waste management processes and assists in economic decision-making. Using life cycle assessment as a basis for evaluating the biogas production at the Swedish Biogas

Title: Lca report, Author: Biogas-E, Name: Lca report, Length: 23 pages, Page: 9, Published: 2015-09-07 . Biogas can be cleaned and upgraded to natural gas standards, when it becomes bio-methane. Biogas is considered to be a renewable resource because its production-and-use cycle is continuous, and it generates no net carbon dioxide.

The objective of this study was to assess the status of biogas production and its effects on the environment due to greenhouse gases (GHG) and other environmental impacts.