نتایج جستجو برای: household solid fuels
تعداد نتایج: 256635 فیلتر نتایج به سال:
BACKGROUND Although linkages have been found between agricultural interventions and nutritional health, and the development of clean fuels and improved solid fuel stoves in reducing household air pollution and adverse health effects, the extent of the potential of combined household interventions to improve health, nutrition and the environment has not been investigated. A systematic review was...
Households in rural India depend on traditional fuels – primarily fuelwood-for meeting their daily energy needs. Fuelwood combustion creates emissions that pose a significant threat to human health and ecological wellbeing. In times of scarcity, fuelwood dependence can cause inefficiencies in household economy. Foundation for Ecological Security (FES), a rural development NGO in India, ...
This review presents the summary of new studies on pyrolysis of biomass to produce fuels and chemical feedstocks. A number of biomass species, varying from woody and herbaceous biomass to municipal solid waste, food processing residues and industrial wastes, were subjected to different pyrolysis conditions to obtain liquid, gas and solid products. The results of various biomass pyrolysis invest...
but remain prohibitively expensive for wide adoption. With the availability of accurate computational tools, new approaches have leveraged carbon nanostructures and insights into the steric interaction of STFs to increase energy density employing highly cyclable and modest energy density (60–70 Wh kg −1 ) azobenzene derivatives. [ 8,9 ] While demonstrating a per-molecule increase in energy dens...
Recently, the states of Gulf Cooperation Council especially Saudi Arabia have a significant increasing urbanization, developing and population that created huge amount of household solid waste (HSW). These wastes have a considerable impact on both human health and the environment. The HSW in Jeddah City was dominated by organics, paper, plastics and other small components. Generally, the produc...
We derive analytical expressions for the propagation speed of downward combustion fronts of thin solid fuels with a background flow initially at rest. The classical combustion model for thin solid fuels that consists of five coupled reaction-convection-diffusion equations is here reduced into a single equation with the gas temperature as the single variable. For doing so we apply a two-zone com...
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