biodiesel producer Articles
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How is biodiesel produced?
This article is the first in a series that will take a close look at alternative fuels production and source materials. Over the next several months, we will cover natural gas, propane, ethanol, hydrogen, and fuel cells. This month, we will focus on biodiesel. Methods for creating fuels from renewable biomass feedstocks have been used since the 1800s. Vegetable oils were used in diesel engines ...
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A New way to Skim and Save – Reprinted from Biodiesel magazine - Case study
Oil and water don’t mix; efficiency and profits often do. While the oil and water adage is well known to biodiesel producers — it means feedstock is contaminated with water — it also offers an opportunity. Biodiesel plant personnel are always looking for new tools and equipment that help a facility operate more ...
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The impact of biodiesel policy over raw material acquisition: a study about Brazilian Biodiesel National Programme
The aim of this article is to highlight and discuss the impacts of National Programme for Production and Use of Biodiesel - PNPB. This programme has some unique characteristics such as the incentive to social inclusion and local development by family farmers inclusion as oilseeds suppliers of biodiesel production, in this sense this study focus on biodiesel producer acquisition of raw material ...
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NBB petitions EPA for reconsideration and stay of CARBIO approval
On March 30, 2015, the National Biodiesel Board (NBB) submitted a petition to EPA seeking reconsideration and a request for stay of EPA's approval of the Argentinian Camara Argentina de Biocombustibles (CARBIO) Alternative Biomass Tracking Program. According to the NBB press release, EPA failed to provide an opportunity for public comment on the EPA decision and a lack of transparency as to how ...
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Optimum reaction time, performance and exhaust emissions of biodiesel produced by microwave irradiation
While transesterification is well established, there remain considerable inefficiencies in existing transesterification processes. In this study an alternative energy stimulant, ‘‘microwave irradiation’’ was used for the production of the alternative energy source, biodiesel. The optimum parametric conditions obtained from the conventional technique were applied using microwave irradiation in ...
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Parametric study of biodiesel quality and yield using a bench-top processor
Biodiesel is a renewable liquid fuel alternative to petrodiesel. It is produced by the transesterification of vegetable oil and alcohol in the presence of a catalyst. A 1.5 L bench-top biodiesel processor was constructed to study the effect of feedstock and operating conditions on the conversion and the biodiesel quality. Biodiesel was produced from several oil feedstocks using methanol and ...
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Top Products - Avoiding Explosions in the Chemical Industry With Nitrogen
High-Purity Raw Materials from the By-Products of Biodiesel Production Producing diesel from plant-based raw materials creates unwanted by-products. Glaconchemie takes such by-products off of biodiesel manufacturers’ hands and uses them to develop high-purity raw materials. Glaconchemie uses self-produced nitrogen to overlay the production steps during further processing. In Germany, ...
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Modification of thermal and oxidative properties of biodiesel produced from vegetable oils
Trans esterification of three vegetable oils, sunflower oil, linseed oil and mixed oils as; sunflower-soyabean and olein were carried out using methanol, and potasium hydroxide as catalyst. The methyl esters of the corresponding oils were separated from the crude glycerol and characterized by physical-chemical methods to evaluate their thermal properties. This methods are determination of ...
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Assessment of fuel efficiency of neem biodiesel (Azadirachta indica) in a single cylinder diesel engine
Increase of petroleum diesel usage and its environmental pollution necessitate the study of alternate fuel production. Vegetable oils are the viable alternate form of non–polluted, renewable fuel to diesel engines. In this work, the non–edible oil, neem (Azadirachta indica) was used to produce biodiesel by a two step transesterification process. The fuel properties of the biodiesel thus produced ...
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RFS: There are no lost gallons to reallocate
In the final days before EPA issues the 2020 volumes for the federal biofuel mandate and makes a ruling on the supplemental proposal offered in October, it’s critical to acknowledge that all available data shows there are no “lost gallons” of ethanol that need to be reallocated as part of these announcements. If anything, the Renewable Fuel Standard (RFS) mandates should be ...
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Combustion, performance and emission characteristics of a DI CI engine using biodiesel with varied fatty acid composition
Five Biodiesel produced from different vegetable oils were tested on a diesel engine to study the effect of biodiesel fatty acid composition specifically unsaturated composition on the engine combustion. The results from fuel analysis show that biodiesel (93% unsaturated fatty acid ester composition) with 55% linolenic ester has a higher density of 0.89 kg/m³, lower viscosity of 3.8 cSt, heating ...
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Graphical exergy analysis of reactive distillation column for biodiesel production
This paper brings the novelty of the exergy analysis technique using Ex–N–A diagram to a packed reactive distillation (RD) column for biodiesel production. In this study, biodiesel is produced through the esterification of fatty acid with methanol. The simulation of the column was performed based on the non–equilibrium (NEQ) model of a three–phase packed RD system. The graphical Ex–N–A method was ...
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Australia reaches agreement to tax biodiesel and ethanol
On June 17, 2015, the Australian government made a bipartisan agreement to tax Australian-produced biodiesel and ethanol. Cleaner fuel grants for renewable and biobased diesel fuels will end by July 1, 2015, as will the Ethanol production grant. An excise rate on biodiesel will be phased in starting in 2015-2016 at zero percent, and will increase annually, eventually reaching 50 percent of the ...
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Process optimisation of base catalysed transesterification of Karanja oil for biodiesel production
Biodiesel has been receiving increasing attention due to its renewable nature, lower pollution potential and green house gas benefit compared to mineral diesel. There are numerous factors, which affect the yield of biodiesel in a transesterification process such as reaction temperature, molar ratio of alcohol to oil, catalyst concentration, stirring speed, reaction time, etc. These variables are ...
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Safe environment using biodiesel blend
The biodiesel blend is more environmentally friendly, than standard types of fuel which has a crude oil base. It only radiates the carbon dioxide necessary for growth of plants. It doesn’t contain sulfur and other unfriendly contaminates. It has better burning process, because there is more mass of oxygen and it is biological product which quickly decays therefore doesn’t threaten ...
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Development and measured performance of a batch reactor for biodiesel production from fresh and waste vegetable oils
The development and measured performance of a batch reactor for biodiesel production from fresh and waste vegetable oils as feedstock is presented. A biodiesel batch reactor was fabricated using locally sourced materials. Three different transesterification reactions were performed on the feedstocks using the fabricated reactor. The reaction temperature and time were varied for the fresh and ...
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Inclusion of biodiesel and PV modules in a wind diesel hybrid system supplying electrical loads on a small farm
The growing interest in biofuels is a consequence of the need to reduce operating costs of energy systems and the need to reduce emissions of greenhouse gases. The same applies to PV modules, comprising a solution environmentally desirable for power generation. This paper presents a study on the inclusion of biodiesel and PV modules in a system already in operation on a small farm in southern ...
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Performance analysis of a single cylinder DI diesel engine using different biodiesel
Biodiesel produced from cottonseed oil is quite a promising alternative fuel for diesel engines. Use of vegetable oils in diesel engines leads to slightly inferior performance and higher smoke emissions due to their high viscosity and carbon residue. But the performance of vegetable oils can be improved by modifying them through the transesterification process. The research work discusses the ...
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Experimental investigations on diethyl ether as fuel additive in biodiesel engine
In this work, biodiesel (methyl esters) is produced from unrefined rubber seed oil by two-step transesterification process. Biodiesel engines are prone to cold-starting problems in winter seasons and emit more nitrogen oxides. To overcome these problems, diethyl ether is used as a fuel additive for biodiesel. The lower percentage addition of diethyl ether with biodiesel improves the engine ...
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Biodiesel production by microalgae cultivated using permeate from membrane bioreactors in continuous system
Microalgae in three submerged ceramic membrane photobioreactors (SCMPBRs) with different hydraulic retention times (HRTs) were fed with permeate of a submerged ceramic membrane bioreactor for a period of 3 months to investigate the lipid content and also the biodiesel quality produced at different HRTs. The lipid content, lipid productivity and fatty acid compositions for all three SCMPBRs were ...
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