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The effect of temperature and compression during pyrolysis on the density of charcoal made from Australian eucalypt wood

Somerville, Michael; Jahanshahi, Sharif - In: Renewable Energy 80 (2015) C, pp. 471-478

Charcoal produced from sustainably grown biomass can be used to reduce the net CO2 emissions from iron and steel making operations. However careful control of pyrolysis conditions is required to produce charcoal with the necessary properties to optimise substitution for coal and coke in specific...

Persistent link: https://www.econbiz.de/10011263762

Effect of temperature and retention period on biogas production from lignocellulosic material

Garba, B. - In: Renewable Energy 9 (1996) 1, pp. 938-941

and fuelwoods and henoe camplement Government afforestation programes. In this investigation, effect of temperature and … production was dotained at thermophilic temperature. The results of the effect of retention period shows that gas production was …

Persistent link: https://www.econbiz.de/10010805947

A new variable for climate change study and implications for the built environment

Wan, Kevin K.W.; Cheung, K.L.; Yang, Liu; Lam, Joseph C. - In: Renewable Energy 34 (2009) 3, pp. 916-919

warming) with respect to the built environment. Principal component analysis of long-term (30-year) dry-bulb temperature (DBT …), wet-bulb temperature and global solar radiation data was conducted in the 5 major climate zones in China. It was found …

Persistent link: https://www.econbiz.de/10010806758

Effect of dust accumulation on the power outputs of solar photovoltaic modules

Adinoyi, Muhammed J.; Said, Syed A.M. - In: Renewable Energy 60 (2013) C, pp. 633-636

There is a great potential for solar power utilization in the Eastern part of Saudi Arabia by employing solar photovoltaic (PV) modules. Dust accumulation on the surface of solar PV modules, mirrors, reflectors and other solar collectors is of great concern due to occasional to frequent dust...

Persistent link: https://www.econbiz.de/10010805004

Natural ventilation

Fordham, M - In: Renewable Energy 19 (2000) 1, pp. 17-37

selected to control temperature, pollution, and air movement. Ventilation with heat reclaim and the thermal capacity of the …

Persistent link: https://www.econbiz.de/10010805256

Temperature and thermal annealing effects on different photovoltaic technologies

Makrides, George; Zinsser, Bastian; Phinikarides, Alexander - In: Renewable Energy 43 (2012) C, pp. 407-417

The effect of temperature on different grid-connected photovoltaic (PV) technologies installed in Cyprus was analyzed … in this study. Initially, the performance losses due to the temperature effect on the annual energy yield of each … technology were investigated using measurements of module temperature and the manufacturer provided maximum power point (MPP …

Persistent link: https://www.econbiz.de/10011044386

Carbonisation of bagasse in a fixed bed reactor: influence of process variables on char yield and characteristics

Katyal, Surinder; Thambimuthu, Kelly; Valix, Marjorie - In: Renewable Energy 28 (2003) 5, pp. 713-725

the effect of process variables such as temperature, heating rate, inert sweep gas flow rate and particle size on the … fractions of bagasse. The results showed that as the carbonisation temperature was increased, the yield of char decreased. The … reduction in yield was rapid up to a final temperature of 500°C and was slower thereafter. The yield of char was relatively …

Persistent link: https://www.econbiz.de/10011044893

Development of electrolyte solution concentration measurement system and application in solar pond

Li, Xiang Yi; Baba, Hiromu; Kanayama, Kimio - In: Renewable Energy 23 (2001) 2, pp. 195-206

electroconductivity-temperature measurement method, by which the salt gradient could be measured quickly at any experimental site. Based … temperature 10∼80°C on measuring electrolyte-solution concentration. The applicability of the C.E.T. sensor was verified and a new …

Persistent link: https://www.econbiz.de/10011045166

Estimation of daily global solar radiation from measured temperatures at Cañada de Luque, Córdoba, Argentina

Almorox, Javier; Bocco, Mónica; Willington, Enrique - In: Renewable Energy 60 (2013) C, pp. 382-387

Solar radiation is the most important source of renewable energy in the planet; it's important to solar engineers, designers and architects, and it's also fundamental for efficiently determining irrigation water needs and potential yield of crops, among others. Complete and accurate solar...

Persistent link: https://www.econbiz.de/10011045282

Wavelet spectral analysis of the temperature and wind speed data at Adrar, Algeria

Chellali, F.; Khellaf, A.; Belouchrani, A. - In: Renewable Energy 35 (2010) 6, pp. 1214-1219

Spectra of many meteorological data such as wind speed and temperature are time variable. Thus a Fourier analysis is … spectra behaviors of both temperature and wind speed and their variations with time. …

Persistent link: https://www.econbiz.de/10011045417