Biomass Energy in Africa: An Overview

In recent years, there has been renewed interest in biomass energy in Africa, primarily due to growing environmental crisis, energy security concerns and rapid increase in fossil fuel prices. Africa’s convertible currency earnings are very low due to poor world market prices and decreased volumes of its commodity exports. Consequently, it is estimated that, petroleum imports as […]

Thermal Technologies for Biomass Conversion

A wide range of thermal technologies exists to convert the energy stored in biomass to more useful forms of energy. These technologies can be classified according to the principal energy carrier produced in the conversion process. Carriers are in the form of heat, gas, liquid and/or solid products, depending on the extent to which oxygen […]

Top 6 Benefits of Renewable Energy

Renewable energy is defined as the type of energy which is derived from the imperishable resources of nature. Whenever thinking of renewable energy, most of the people think about solar and wind as they are quite popular. But in addition to that renewable energy resources also include the following: Hydrogen Geothermal energy Tidal energy Biomass […]

Clean Energy in Germany

Germany is one of the world’s most prolific users of clean energy for power, heating, and transport. Germany has rapidly expanded the use of clean energy which now contributes almost one-fourth to the national energy mix. Renewable energy contribute as much as one-fourth of the primary energy mix and the country has set a goal […]

The Promise of Biochar and Bio Oil

Biomass pyrolysis transforms organic material such as agricultural residues and wood chips into three main components: syngas, bio-oil and biochar (which contain about 60 per cent of the carbon contained in the biomass. Biomass pyrolysis process can be used to sequester the carbon and  remove circulating carbon dioxide from the atmosphere and stores it in virtually […]

Requirements of Agricultural Biomass Plants

Agricultural biomass as an energy source is a system of interdependent components. Economic and technical viability of this system relies on a guaranteed biomass feedstock supply, effective and efficient conversion technologies, guaranteed markets for the energy products, and cost-effective distribution systems. One of the most important factors in the efficient utilization of agricultural biomass resource is […]

Renewable Energy for Beginners

Renewable energy is the energy that is harnessed from renewable resources, which are naturally replenished on human timescale, such as solar, wind, biomass, tidal waves and geothermal heat. Renewable energy systems are rapidly becoming more efficient and cheaper. The importance of solar energy was recognized as early as 1911 in the Scientific American article which […]

Biomass Conversion Technologies

Biomass conversion technologies can be tailored for rural or urban environments, and utilized in domestic, commercial or industrial applications. A wide range of technologies are available for realizing the potential of biomass as an energy source, ranging from very simple systems for disposing of dry waste to more complex technologies capable of dealing with large amounts […]

Tips for Applying for a Renewable Energy Degree

With a rapid technological progress that we are witnessing today, the skills in renewable energy are among the most wanted. As “The Guardian,” states, in 2016 the solar power alone grew by 50%. Such a growing demand offers new jobs and requires professionals on different levels, from production to the finance. Taking this into account, […]

Insights into Biomass Pyrolysis

Biomass pyrolysis is the thermal decomposition of biomass occurring in the absence of oxygen. It is the fundamental chemical reaction that is the precursor of both the combustion and gasification processes and occurs naturally in the first two seconds. The products of biomass pyrolysis include biochar, bio-oil and gases including methane, hydrogen, carbon monoxide, and […]

Biorefinery – Source of Advanced Biofuels

A biorefinery is a facility that integrates biomass conversion processes and equipment to produce fuels, power, and value-added chemicals from biomass. A biorefinery is analogous to a petroleum refinery, which produces multiple fuels and products from petroleum. By producing several products, a biorefinery takes advantage of the various components in biomass and their intermediates, therefore […]

Cleantech Investment in Germany

Germany is one of the world’s third largest market for renewable energy investment which totalled $15.2 billion in 2016. Germany spent 25 billion euros ($26 billion) on renewable energy in 2016, most of which—23 billion euros— consumers paid through a surcharge on their electricity bills. Germany’s plan to phase out all 17 of its nuclear […]

A Glance at Lignocellulosic Biomass

First-generation biofuels (produced primarily from food crops such as grains, sugar beet and oil seeds) are limited in their ability to achieve targets for oil-product substitution, climate change mitigation, and economic growth. Their sustainable production is under scanner, as is the possibility of creating undue competition for land and water used for food and fibre […]

Chasing Green in India

A consumer survey on people’s perceptions of green brands and corporate social responsibility shows that 64% of Indian consumers plan to spend more on green products. More importantly, nearly 48 % of Indian consumers said they were willing to spend over 10% more on a product simply because it is green. By defying what the consumer […]

Introduction to Biomass Pyrolysis

Pyrolysis is the thermal decomposition of biomass occurring in the absence of oxygen. It is the fundamental chemical reaction that is the precursor of both the combustion and gasification processes and occurs naturally in the first two seconds. The products of biomass pyrolysis include biochar, bio-oil and gases including methane, hydrogen, carbon monoxide, and carbon […]

Cane Trash As Bioenergy Resource

Sugarcane is among the most ideal of bioenergy energy feedstocks in terms of efficiency and flexibility, providing gaseous, liquid and solid fuels. It offers the potential for climate change mitigation through substitution for fossil fuels without the need for excessive subsidies or expensive infrastructure development. Sugar industry can make a substantial contribution to the bioenergy […]

Global Biomass Energy Outlook

Biomass energy has rapidly become a vital part of the global renewable energy mix and account for an ever-growing share of electric capacity added worldwide. As per the REN 2014, global biopower (including solid, liquid and gaseous fuels) electricity generation capacity was 88 GW in the year 2013. With 4.4 GW capacity, India ranked 5th […]

Waste to Energy in Jordan

Waste-to-energy is getting increasing attention in Jordan because of the cheap and abundant availability of a wide range of biomass feedstock, including municipal solid waste, sewage, industrial waste etc. Municipal solid wastes represent the best feedstock for waste to energy plants  in Jordan. In terms of quantity per capita and constituents, the waste generated in […]

Winter Smog – Causes, Impacts and Management

The recent winter smog in New Delhi was in the news worldwide. This year, the air quality during the winter hit a record low as per global standards which not only caused massive disruption in daily activities but also created a mass public health crisis with spike in patient population with asthma and lung and […]

Biomass Resources in MENA Region

In addition to tremendous solar and wind potential, MENA region also has abundant biomass energy resources which have remained unexplored to a great extent. MENA region offers almost 45 percent of the world’s total energy potential from all renewable sources that can generate more than three times the world’s total power demand.  Biomass potential in the Euro-Mediterranean region is […]

Combined Heat and Power (CHP) Systems

Combined Heat and Power (CHP) is the simultaneous generation of multiple forms of useful energy (usually mechanical and thermal) in a single, integrated system. In conventional electricity generation systems, about 35% of the energy potential contained in the fuel is converted on average into electricity, whilst the rest is lost as waste heat. CHP systems […]

Biomass Energy Prospects in Southeast Asia

Southeast Asia, with its abundant biomass resources, holds a strategic position in the global biomass energy atlas. There is immense potential of biopower in Southeast Asian countries due to plentiful supply of diverse forms of wastes such as agricultural residues, woody biomass, animal wastes, municipal solid waste, etc. The rapid economic growth and industrialization in […]

Bioenergy Potential in Thailand

Thailand has tremendous biomass energy potential  with some studies projecting that biomass wastes can cover up to 15 % of the energy demand in Thailand. These estimations are primarily made from biomass waste from the extraction part of agricultural activities, and for large scale agricultural processing of crops etc. – as for instance saw and […]

Biomass Energy in the Philippines

Like any developing country, the Philippines is facing a formidable challenge of fostering sustainable energy options to support the energy requirements of its economic and social development goals with minimal adverse effects on the environment. In the Philippines, renewable energy sources contribute 43 percent to the country’s primary energy mix, one of the highest in […]

Sustainable Utilization of Biomass

Bioenergy systems offer significant possibilities for reducing greenhouse gas emissions due to their immense potential to replace fossil fuels in energy production. Biomass reduces emissions and enhances carbon sequestration since short-rotation crops or forests established on abandoned agricultural land accumulate carbon in the soil. Bioenergy usually provides an irreversible mitigation effect by reducing carbon dioxide […]

Peat as Energy Resource

Peat is an accumulation of partially decayed vegetation. One of the most common components is Sphagnum moss, although many other plants can contribute. Peat forms in wetland conditions, where flooding obstructs flows of oxygen from the atmosphere, reducing rates of decomposition. Bogs are the most important source of peat. Since organic matter accumulates over thousands of years, peat deposits also provide records […]

Energy from Woody Biomass

Processing of wood yields by-products and waste streams collectively called residues, which have significant energy potential. A wide range of woody biomass resources are available for transformation into energy in natural forests, rural areas and urban centres. There are many ways to generate electricity from woody biomass using thermo-chemical pathway. These include directly-fired or conventional steam […]

Renewable Energy in Jordan – Potential and Progress

Jordan is heavily dependent on oil imports from neighbouring countries to meet its energy requirements. The huge cost associated with energy imports creates a financial burden on the national economy. Electricity demand is growing rapidly, and the Jordanian government has been seeking ways to attract foreign investment to fund additional capacity. In 2008, the demand […]

Global Trends in Cogeneration of Bagasse

Cogeneration of Bagasse is one of the most attractive and successful energy projects that have already been demonstrated in many Sugarcane producing countries such as Mauritius, Reunion Island, India and Brazil. Combined heat and power from Sugarcane in the form of power generation offers renewable energy options that promote sustainable development, take advantage of domestic […]

Biomass Energy Prospects in Malaysia

Biomass is one of the most important sources of renewable energy in Malaysia. The National Biofuel Policy, launched in 2006 encourages the use of environmentally friendly, sustainable and viable sources of biomass energy. Under the Five Fuel Policy, the government of Malaysia has identified biomass as one of the potential renewable energy. Malaysia produces atleast […]

Biomass Energy Prospects in Indonesia

The development of renewable energy is one of priority targets in Indonesia. For power generation, it is important to increase electricity power in order to meet national demand and to change fossil fuel consumption by utilization of biomass wastes.The current pressure for cost savings and competitiveness in Indonesia’s most important biomass-based industries, along with the continually […]

Pretreatment of Lignocellulosic Biomass

Lignocellulosic biomass consists mainly of lignin and polysaccharides cellulose and hemicellulose. Compared with the production of ethanol from first-generation feedstocks, the use of lignocellulosic biomass is more complicated because the polysaccharides are more stable and the pentose sugars are not readily fermentable by Saccharomyces cerevisiae.  In order to convert lignocellulosic biomass to biofuels the polysaccharides must […]

Biomass from Sugar Industry

Sugarcane is one of the most promising agricultural sources of biomass energy in the world. It is the most appropriate agricultural energy crop in most sugarcane producing countries due to its resistance to cyclonic winds, drought, pests and diseases, and its geographically widespread cultivation. Due to its high energy-to-volume ratio, it is considered one of […]

Overview of Wood Wastes

Wood wastes are usually concentrated at the processing factories, e.g. plywood mills and sawmills. The amount of waste generated from wood processing industries varies from one type industry to another depending on the form of raw material and finished product. Type of Wood Wastes The waste resulted from a wood processing is influenced by the […]

Making of Biomass Pellets

Biomass pellets are a type of biomass fuel, generally made from wastes from wood products manufacture, agricultural wastes, forestry residues etc. Pellets are manufactured in several types and grades as fuels for electric power plants, homes, and other applications. Pellets are extremely dense and can be produced with a low moisture content (below 10%) that allows them […]

Biomass Energy Outlook for Southeast Asia

Southeast Asia, with its abundant biomass resources, holds a strategic position in the global biomass energy atlas. There is immense potential of biopower in Southeast Asian countries due to plentiful supply of diverse forms of wastes such as agricultural residues, woody biomass, animal wastes, municipal solid waste, etc. The rapid economic growth and industrialization in […]

Biomass Storage Methods

Sufficient storage for biomass is necessary to accommodate seasonality of production and ensure regular supply to the biomass utilization plant. The type of storage will depend on the properties of the biomass, especially moisture content. For high?moisture biomass intended to be used wet, such as in fermentation and anaerobic digestion systems, wet?storage systems can be […]

Overview of Biomass CHP

Biomass CHP is the simultaneous generation of multiple forms of useful energy (usually mechanical and thermal) in a single, integrated system using biomass wastes. Biomass conversion technologies transform a variety of wastes into heat, electricity and biofuels by employing a host of strategies. Conversion routes are generally thermochemical or biochemical, but may also include chemical and physical. […]

Bioenergy in South Africa

South Africa is endowed with abundant renewable resources in the form of biomass, solar and wind energy. The Government’s White Paper on Renewable Energy Policy, released in 2003, supports the development of alternative energy systems with an ambitious target of generating 10,000 GWh green electricity by 2013. The introduction of Renewable Energy Feed-in-Tariff (REFIT) has […]

Biomass Energy Resources in Malaysia

Malaysia is gifted with conventional energy resources such as oil and gas as well as renewables like hydro, biomass and solar energy. Malaysia’s commercial demand for energy is projected to continue its upward trend, from 1,244 PetaJoule (PJ) in 2000 to an estimated 2,218 PJ in 2010. This consumption growth is mainly driven by industrialisation. […]

Introduction to Hydrothermal Carbonization

Most would agree that the production of biofuels is important, even necessary, for our future. There are significant differences in the production of various biofuels, especially concerning the production of biocoal, which will impact the acceptance and use of biofuel in the future. This article focuses on one technology for the production of biocoal which […]

What is Trigeneration

Trigeneration or CCHP (combined cooling, heat and power) refers to the simultaneous generation of electricity and useful heating and cooling from the combustion of a biomass fuel or a solar heat collector. Conventional coal or nuclear-powered power stations convert only about 33% of their input heat to electricity. The remaining 67% emerges from the turbines as low-grade waste […]

Bioenergy in Middle East and North Africa

There is a large potential for renewable resources in the Middle East which have remained more or less unharnessed. Apart from solar and wind, the Middle East also has abundant biomass energy resources which have remained unexplored to a great extent. According to conservative estimates, the potential of biomass energy in the Euro-Mediterranean region is […]

Renewable Energy in South Africa

South Africa, the most industrialized country in Africa, is highly dependent on conventional fuels which make it one of the largest emitters of greenhouse gases in the world. Coal provides around 75% of the fossil fuel demand and accounts for 90% of power generation in the country. A smooth transition to a low-carbon society requires […]

Storage Systems for Biomass

Sufficient storage for biomass is necessary to accommodate seasonality of production and ensure regular supply to the biomass utilization plant. The type of storage will depend on the properties of the biomass, especially moisture content. For high?moisture biomass intended to be used wet, such as in fermentation and anaerobic digestion systems, wet?storage systems can be […]