Ethanol (ethyl alcohol), also known as grain alcohol, is the same 'alcohol' found in all alcoholic drinks. Bioethanol is simply ethanol that has been produced using biological materials (biomass) for feedstocks. Since it relies on sunlight and photosynthesis to contribute to the growth of that biomass (plants, grasses, corn, wheat, etc), bioethanol is a renewable fuel. Bioethanol is made when biomass is converted to sugars, which are then fermented into ethanol. The process of hydrolysis seperates most of the water from ethanol, leaving an end product that is generally about 95% ethanol and 5% water. Bioethanol can be blended with conventional gasoline at any ratio, but the most common blend is E10 (10% ethanol, 90% gasoline, sometimes called Gasohol), which can be used in existing gasoline engines without modifications and without affecting vehicle warranty. Higher blends, such as E85, require a Flexible fuel vehicle (FFV).
source: http://www.futurecars.com/futurefuels/bioethanol.html
Organic matter that has recently died and may be used to generate electricity is called biomass. Biomass can include plant material, animal waste, and other organic materials that are burned or converted into biogas to produce energy.
Four examples of biomass fuels are wood, crop residues (such as corn stover), animal waste, and municipal solid waste. These materials can be burned directly or converted into other forms of bioenergy like biogas or biofuels.
Biomass is a renewable source of energy formed from organic materials, such as plants, crops, and waste products. Biomass can be converted into biofuels, like ethanol and biodiesel, as well as used to generate electricity through processes like combustion and gasification.
The term for organic matter that contains stored energy is biomass. Biomass can be used as a source of renewable energy through processes such as combustion or fermentation.
It is hard to collect data for a pyramid of biomass because it requires accurate measurements of the total biomass at each trophic level, which can be challenging to obtain. Additionally, the data collection process may involve destructive sampling methods that can be time-consuming and labor-intensive. Moreover, the availability of technology and resources for estimating biomass accurately may also pose difficulties in data collection for a pyramid of biomass.
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Biomass energy is converted through various processes such as combustion, gasification, and fermentation. Combustion involves burning biomass to produce heat or electricity. Gasification converts biomass into a gas that can be used for fuel. Fermentation is used to produce biofuels like ethanol from biomass sources such as crops or waste materials.
Biomass can be converted into biofuels such as ethanol and biodiesel through processes like fermentation and transesterification. It can also be used to generate electricity through combustion or gasification. Additionally, biomass can be processed into chemicals and materials, such as plastics and composite materials.
The four main types of biomass that can be converted into alternative fuels are wood and wood residues, agricultural crops and residues, municipal solid waste, and algae. These biomass sources can be processed through various conversion technologies to produce biofuels such as ethanol, biodiesel, and biogas.
Chemical energy is stored in biomass, which can be converted into heat, electricity, or biofuels through processes like combustion, gasification, or fermentation.
It depends on what kind of biomass is being converted, under which conditions, using which method. The general answer is, yes. However; the broader answer is, yes, but far less than fossil fuels. Particular biomass when converted to biopower actually helps to reduce greenhouse gases.
Biomass refers to organic materials or living organisms that can be used as a source of energy. Examples include wood, crops, and waste materials that can be converted into biofuels.
Energy from biomass is transferred through processes like combustion, anaerobic digestion, or gasification. When biomass is burned, the heat released is converted into electricity or other forms of energy. In anaerobic digestion, microorganisms break down biomass to produce biogas, while gasification converts biomass into a synthetic gas that can be used as a fuel.
Oils from seed-bearing plants are processed to produce a diesel fuel.
Energy from biomass is released through a process called combustion, where the biomass is burned to produce heat. This heat is then used to generate steam, which drives turbines to produce electricity. Biomass can also be converted into biofuels like ethanol through processes such as fermentation or chemical reactions to release energy.
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Biomass can be burned directly to produce heat or electricity, using technologies such as stoves, boilers, or power plants. Biomass can also be converted into biofuels such as ethanol and biodiesel, which can be used as renewable alternatives to traditional fossil fuels for transportation.