Showing papers in "Applied Energy in 2001"

TL;DR: In this article, the authors used the Angstrom-Prescott equation to predict the average daily global radiation with hours of sunshine for Hong Kong (22.3°N latitude, 114. 3°E longitude).

TL;DR: In this paper, the amounts of various pyrolysis products (gases, water, tar and charcoal) from three biomasses (wood, coconut shell and straw) and suggest a kinetic equation for the thermal cracking of tar at temperatures varying from 400 to 900°C.

TL;DR: The degree-day method is one of the well-known and the simplest methods used in the Heating, Ventilating and Air-Conditioning industry to estimate heating and cooling energy requirements as mentioned in this paper.

TL;DR: In this article, the performance of a CaO-CO 2 chemical heat-pump for upgrading and storing high-temperature thermal energy was studied using the conventional powder method or the metal alkoxide method.

TL;DR: In this paper, the authors presented an analytical evaluation using the field performance results of a 1180 L/s (2500 ft3/min) IEC unit and the recorded weather data in coastal and interior locations in Kuwait.

TL;DR: In this paper, a methodology of optimal wind-hydro solution estimation is developed and subsequently applied to several typical Aegean Sea island cases, in order to define the most beneficial configuration of the proposed renewable station.

TL;DR: The role of MSW recycling is scrutinized and it is concluded that EfWI and practicable recycling and composting can work together as part of a truly integrated waste management strategy.

TL;DR: The paper describes the structure of the system, the available measurements and the available actuators, the measurement fuzzification process and the defuzzification method, and the system is tested, and shows satisfactory performance.

TL;DR: In this paper, the authors studied the energy consumption patterns of these farms and a linear programming technique was applied to determine optimal energy resource allocation for maximum yield obtainable under business-as-usual and improved cultivation practices.

TL;DR: In this paper, the authors present both linear and non-linear analyses of experimental measurements observed in a methane-fuelled laboratory combustor and verify the existence of thermo-acoustic instabilities and investigate dynamic behaviours by means of deterministic chaos theory.

TL;DR: In this article, the potential of the organic fluid mixtures trifluoroethanol (TFE)-tetraethylenglycol dimethylether (TEGDME or E181) and methanol-TegDME as working pairs in series flow and vapour exchange double-lift absorption cycles was discussed.

TL;DR: A theoretical analysis and experimental study of natural convective heat transfer from an isothermal downward-facing horizontal round plate has been carried out in this paper, where the results are presented in the form of correlations between the Nusselt and Rayleigh numbers.

TL;DR: In this paper, the results produced from a simulation program, showing the variation of collector's efficiency as a function of heat transfer fluid flux, pipe diameter, solar radiation intensity and active area of the PTC, are presented.

TL;DR: In this paper, the energy performances of 20 commercial buildings, covering the common types found in Hong Kong, have been studied and the monthly electricity billing data as well as the results from computer modeling were analyzed.

TL;DR: In this article, an analysis was conducted on greenhouse gas emissions from the liquified natural gas (LNG) chain and life cycle of City Gas 13A, which is produced from LNG.

TL;DR: In this article, the Bose and Fermi Brayton refrigeration cycles with Bose type ideal quantum gases are considered and they are referred to as Bose-Fermi cycle respectively.

TL;DR: In this article, a life cycle analysis of a charging station for electric vehicles (EVs) was performed in three phases, that is, production, transportation and installation of the charging equipment, which consists of charger, battery and stand.

TL;DR: An exergy analysis based on the second law of thermodynamics is performed to evaluate the plant and subsystem irreversibility of a nuclear power plant (NPP) with a pressurized-water reactor (PWR) as mentioned in this paper.

TL;DR: In this article, the energy balances were calculated on the basis of bi-annual field trials conducted at two locations in southwest Germany and the results showed that, as crop production intensity increased, both the energy output and the net energy gain per ha rose.

TL;DR: In this paper, the effects of internal irreversibilities have been considered in terms of the isentropic efficiencies of the turbine and compressor and of the regenerator efficiency, and the results summarized by figures show that the regenerative gas turbine engine, with isothermal heat addition, designed according to the maximum power density condition gives the best performance and exhibits highest cycle efficiency.

TL;DR: In this paper, the authors compared the energy consumption of the conventional ventilation technique in indoor swimming pools with two different heat-recovery techniques, the mechanical heat pump and the open absorption system.

TL;DR: In this paper, the life cycle emissions of nitric oxide and sulphurous oxides from various types of electric-power generation systems have been estimated, including photovoltaic, hydropower, wind power and ocean thermal energy conversion.

TL;DR: In this paper, Bose and Fermi Carnot cycles were examined under quantum degeneracy conditions, and the cycle works of WB and WF were derived by dividing these works into the work of the classical WC, which works with classical ideal gas, and work ratios were defined as R W B = W B W C and R W F = W F W C.

TL;DR: In this article, experimental data for heat dissipation from five duralumin vertical rectangular fin-arrays with the base horizontally oriented were measured, and two types of correlations, one which used the inter-fin separation distance as the prime geometric parameter, and the other which used half of the fin length, were presented and deviations discussed.

TL;DR: In this paper, the authors investigated the possibility of using water and silica gel as a reversible pair in a thermochemical heat-pump/energy store during both heating and cooling modes, and the concentration rate for the two reaction pair was investigated and a general relationship that governed the adsorption rate with time was deduced.

TL;DR: In this article, the authors used the Energy and Power Evaluation Program (ENPEP) to forecast the primary and final energy consumptions, electricity demands and generation capability expansion plans, during the period 2000-2015, in Jordan.

TL;DR: In this paper, the results and comparisons for a few differing geometries and configurations of active thermal storage systems are presented and relationships between slab surface temperature, cooling potential and active core temperature are also presented.

TL;DR: A set of realistic design criteria for lighting power density, occupation density, and appliances' load-intensity for various types of premises have been established based on data obtained in walk-through surveys of energy end-uses in 31 Hong Kong office buildings.

TL;DR: Based on the performance analysis of the single stage, the two-stage and the double absorption heat transformer, a new ejection-absorption heat transformer is presented and analyzed in this paper.

TL;DR: In this article, computational fluid dynamics (CFD) techniques are used to simulate indoor air flows induced by mechanical ventilation and air-conditioning (MVAC) systems in buildings.