Ethanol is a renewable fuel made from various plant materials collectively known as " biomass ." More than 98% of U.S. gasoline contains ethanol to oxygenate the fuel. Typically, gasoline contains E10 (10% ethanol, 90% gasoline), which reduces air pollution. Ethanol is also available as E85 (or flex fuel), which can be used in flexible fuel
2017/12/1/ · Syngas fermentation unit (A300) A300 (Fig. A-4, Supp. Material) consists essentially of a bioreactor, a microfiltration system for cell separation and a CO 2 scrubber for recovery of ethanol vapors from the fermenter off-gas. In this unit, A300, the property method NRTL-HOC was used due to the highly non-ideal mixture containing ethanol,
2022/9/14/ · The exploration into ideal genetic engineering modification strategies and fermentation conditions based on mechanistic and data-driven models enable efficient
2014/1/10/ · Sapphire is expected to produce the nation’s first algae oil on a commercial scale by 2015. Energy Department awards funding for integrated R&D on algal biology and downstream processing – During BETO’s Biomass 2013 conference, Secretary Moniz announced up to $16.5 million in funding for new algae biofuels projects.
2012/6/1/ · It was found that the SSF‐GS/DD scenario was the most energy efficient with a liquid fuel efficiency of 24% and an overall efficiency of 31%. energy consumption of the fermentation unit was ...
2023/7/26/ · Extractive fermentation is a potential process intensification integrated with aqueous two-phase extraction for simultaneous in-situ product recovery during fermentation to improve the efficiency of any bioprocess industry. This minimizes the innate product inhibitions, recovery, operational issues, and sustainability during
2017/11/15/ · 1. Introduction. The target set by the EU Renewable Energy Directive (2009/28/EC) [1] requires a 20% energy share from renewable sources by 2020. Thus, exploring alternative, environmentally benign and energy efficient systems has become the focus of governmental policies and industrial as well as academic research.Biogas is a
2024/6/1/ · Milling processes are energy-intensive, requiring 4.0–12.5 MJ/kg, while steam explosion treatment is more energy-efficient at 0.2–0.6 MJ/kg [104]. Thus, it is
2017/9/1/ · The energy conversion efficiency of ethanol production from tung leaves can be calculated according to Equation (1), as shown in Figure 5, and in the biomass-refining process, ethanol fermentation
2015/1/1/ · Fermentation Unit Operations. Fermentation processes have in common many of the familiar chemical engineering unit operations. For example, aerobic fermentations involve the “mixing” of three heterogeneous phases— microorganisms, medium, and air. More energy-efficient ways of recovering and dehydrating ethanol.
2022/5/6/ · The proposed process of extractive water removal from the fermentation broth has the objective of high energy efficiency. Butyric acid is produced via an eco
2018/2/10/ · Process of anaerobic fermentation is a result of activity of anaerobic microorganisms. Intensity and efficiency of the process of anaerobic fermentation depends on regimes of its progress, which are divided into three kinds, depending on temperature in a methane tank: psychrophilic—up to 20 °C; thermophilic—from 48 to 51 °C; and
2018/1/30/ · The BEKON MINI biogas plant in Enger, Germany is a new system that enables dry fermentation to be conducted even in the smallest of spaces and with low input quantities (photo courtesy Eggersmann Group). According to Eggersmann, its BEKON dry fermentation technology offers an option for advanced and efficient biogas production.
2016/4/18/ · The engineered pathway starts with thiolase-catalyzed condensation reactions that accept primers with ω- or ω-1-functionalization and/or α-functionalized extender units (R 1 and R 2 in Fig. 1a