Showing papers in "Energy Conversion and Management in 2015"

TL;DR: In this paper, a review of organic phase change materials (PCMs) is presented, focusing on three aspects: the materials, encapsulation and applications of organic PCMs, and providing an insight on the recent developments in applications of these materials.

TL;DR: Based on TGA-FTIR analysis and model free integral kinetics method, the pyrolysis mechanism of PKS was elaborated in this article, where the activation energy dependent on the conversion rate was estimated by two model-free integral methods: Flynn-Wall-Ozawa (FWO) and Kissinger-Akahira-Sunose (KAS).

TL;DR: In this article, a mini-channel cold plate-based battery thermal management system is designed to cool a rectangular Li-ion battery, and a three-dimensional thermal model of the cooling system was established and the effects of number of channels, flow direction, inlet mass flow rate and ambient temperature on temperature rise and distribution of the battery during the discharge process were investigated.

TL;DR: In this article, the authors proposed a new optimization method to extract the optimal parameters of a single diode and a double diode model, which is based on the Flower Pollination Algorithm (FPA).

TL;DR: In this article, a new cooling method for cylindrical batteries which is based on mini-channel liquid cooled cylinder is proposed, and the effects of channel quantity, mass flow rate, flow direction and entrance size on the heat dissipation performance were investigated numerically.

TL;DR: In this paper, a hybrid configuration of ant colony optimization (ACO) with artificial bee colony (ABC) algorithm called hybrid ACO-ABC algorithm is presented for optimal location and sizing of distributed energy resources (DERs) on distribution systems.

TL;DR: In this paper, a methodology to define appropriate technical and environmental quality indexes, which are connected to the pollution produced by combustion reactions and to their intrinsic characteristics of flammability and expansiveness linked to the use of the considered fuels, is developed.

TL;DR: In this article, a heat exchanger was used on the back surface of the PV module to cool cell temperature, and various operating parameters such as irradiation intensity, cooling fluid mass flow rate, humidity, and dust have been varied to observe their effects on PV module performance.

TL;DR: In this article, the effect of 10, 20, and 50% Karanja biodiesel blends on injection rate, atomization, engine performance, emissions and combustion characteristics of common rail direct injection (CRDI) type fuel injection system were evaluated in a single cylinder research engine at different start of injection timings and constant engine speed of 1500 rpm.

TL;DR: In this article, a new synthesis method is introduced for decoration of silver on the functionalized graphene nanoplatelets (GNP-Ag) and preparation of nanofluids is reported.

TL;DR: In this article, the authors evaluated the energy, economic and environmental impact of waste-to-energy (WTE) for municipal solid waste management in Malaysia and selected an existing landfill in Malaysia as the case study for consideration to adopt the advanced WTE technologies including the landfill gas recovery system (LFGRS), incineration, anaerobic digestion (AD), and gasification.

TL;DR: In this article, the experimental and numerical results for the thermal conductivity, viscosity, specific heat and the heat transfer coefficient reported by several authors are presented, with and without the application of nano-fluids.

TL;DR: In this article, a decentralized energy management system for the autonomous polygeneration microgrid topology is presented, which is based on a multi-agent system and employed Fuzzy Cognitive Maps for its implementation.

TL;DR: In this article, the authors proposed a combined heat and power cycle combining a gas turbine (GT) and an ORC through a single-pressure heat recovery steam generator (HRSG), and the results revealed that the increase in pressure ratio and isentropic efficiency of air compressor and gas turbine efficiency improves thermodynamic performance of the system, however, the more increase of these parameters deteriorates the total cost rates.

TL;DR: In this article, a simple thermal conductivity model for EG-based composites is put forward, based on only two parameters: mass fraction of EG and bulk density of the composite.

TL;DR: In this article, a comprehensive literature review has been presented on vibration based micro power generation using two most common transducer mechanisms: electromagnetic and piezoelectric transduction systems.

TL;DR: In this article, a pilot of trough collector was designed and manufactured in a simple way with a 0.7 m width and 2 m in height reflector, which was made of steel mirror.

TL;DR: In this paper, the thermal characteristics of a finned heat pipe-assisted latent heat thermal energy storage system are investigated numerically using a transient two-dimensional finite volume based model employing enthalpy-porosity technique.

TL;DR: In this paper, a new hybrid approach by combining the Support Vector Machine (SVM) with Wavelet Transform (WT) algorithm is developed to predict horizontal global solar radiation for both daily and monthly mean scales for an Iranian coastal city.

TL;DR: In this article, a hybrid solar distillation system comprising of corrugated and wick absorbers of solar stills is integrated with an external condenser to examine their performance, and the performance of CrWSS with internal reflectors, integrated with external condensor and using different types of nanomaterials is investigated and compared with the conventional still.

TL;DR: In this article, the potential of using hydrothermal carbonization (HTC) on miscanthus feedstock for the production of a carbon-rich solid fuel, referred to as hydrochar, whose physicochemical properties are comparable to that of coal.

TL;DR: This paper proposes a short term load predictor, able to forecast the next 24 h of load, constructed following an online learning process using random forest and refined by expert feature selection using a set of if–then rules.

TL;DR: In this article, a novel micro solar Combined Cooling, Heating, and Power (CCHP) cycle integrated with ORC for summer and winter seasons is proposed, where the thermal storage tank is installed to correct the mismatch between the supply of the solar energy and the demand of thermal source consumed by the CCHP subsystem, thus the desired system could continuously and stably operate.

TL;DR: In this paper, the behavior of hydrothermal liquefaction of two low-lipid content microalgae in subcritical water between 200 and 320°C at 20°C intervals was analyzed.

TL;DR: A review of current experimental studies on variations in thermophysical properties of phase change material (PCM) due to dispersion of nanoparticles is presented in this paper, where the authors focus on the studies that describe how the surface, chemical and physical properties of nanoparticle could affect the thermal properties of PCM with the help of available explanations.

TL;DR: Compared with the Back Propagation neural network and support vector machine (SVM) model, the simulation results show that the hybrid LSSVM–GSA model based on exponential radial basis kernel function and GSA has higher accuracy for short-term wind power prediction.

TL;DR: In this article, a new forecasting engine for wind power prediction is proposed, which has the structure of Wavelet Neural Network (WNN) with the activation functions of the hidden neurons constructed based on multi-dimensional Morlet wavelets.

TL;DR: In this paper, the properties of hierarchical zeolites and municipal solid waste (MSW) as catalysts and feedstocks for the fast pyrolysis process of biomass-based feedstocks are investigated.

TL;DR: In this article, the effects of ferrofluids as a coolant on the overall efficiency of a PVT (photovoltaic thermal unit) system are experimentally investigated.

TL;DR: In this paper, an investigation was conducted for the improvement of jatropha biodiesel-diesel blend with the addition of 5-10% n-butanol and diethyl ether by vol.