Browsing Energy Studies [CES] by Issue Date
Now showing items 1-20 of 341
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Study of thermal performance of a black liquid shallow solar pond under various operating conditions
(1989)A black liquid solar collector cum storage system is studied. The liquid, being black, absorbs most of the radiation; also there is little reflection loss from the water surface. The performance of the system has been ... -
Stimulated Brillouin scattering of obliquely propagating extraordinary electromagnetic waves off ion-Bernstein waves in plasmas
(1989)The parametric decay of an obliquely propagating extraordinary electromagnetic wave into another extraordinary electromagnetic wave and a low-frequency electrostatic ion-Berstein wave via the stimulated Brillouin scattering ... -
Study of the long run field degradation of the flat plate photovoltaic module
(1990)Two major factors of the long-term field degradation of flat-plate photovoltaic (PV) modules are investigated: the increased lumped series resistance and the decreased short circuit. The increment in the lumped series ... -
A versatile microprocessor based controller for solar tracking
(1990)A microprocessor-based solar tracking controller was designed and fabricated. In addition to tracking, the controller is capable of acquiring photovoltaic and meteorological data from a photovoltaic system and controlling ... -
Feed optimization for the slotted line antenna for high-density plasma production
(1990)nvestigations on the optimization of feed structures for exciting the slotted line antenna for high-density plasma production are presented. Each feed structure used (except the direct feed) excites a preferred component ... -
New Fourier methods for generation system production costing
(1991)Two new, robust, and computationally efficient Fourier methods for solving the probabilistic production costing problem are presented. The method first proposed yields closely matching results with those of the standard ... -
Study of a hybrid solar system—solar air heater combined with solar cells
(1991)In a conventional solar thermal system, electrical energy is needed to circulate the fluid. This energy is supplied by an electrical source. A hybrid system, a combination of thermal and photovoltaic systems can generate ... -
A solar passive building for hot arid zones in India
(1991)A building has been designed and constructed for hot and dry zones of India using solar passive concepts like wind tower, earth berm and evaporative cooling, etc. besides using the concepts of building science, viz. ... -
Current conduction through hot insulation walls in MHD channels
(1991)The temperature distribution inside an insulating wall fixed between the adjacent electrodes in an MHD channel has been estimated across the direction of flow of plasma inside the channel. It has been shown that sharp ... -
Solar transmittance of honeycomb and parallel slat arrays
(1991)This paper presents generalized formulations for the calculation of the solar transmittance of symmetrical configurations like square celled honeycombs as well as for such convection suppression devices(CSDs) are parallel ... -
Dynamics and stability of wind and diesel turbine generators with superconducting magnetic energy storage unit on an isolated power system
(1991)Dynamic system analysis is carried out on an isolated electric power system consisting of a diesel generator and a wind-turbine generator. The 150 kW wind turbine is operated in parallel with a diesel generator to serve ... -
Parametric decay instabilities of the fast wave in the lower hybrid frequency regime
(1991)Three possible delay instabilities of the fast wave in the lower hybrid frequency regime are presented. It has been considered that a fast wave may decay into a high-frequency, lower hybrid wave and a low-frequency wave, ... -
Theoretical analysis on a new finned type solar air heater
(1991)This paper deals with efforts to improve the performance of conventional, duct- type air heaters by providing rectangular fins in the air passage between the absorber and the rear plate. For this configuration, a mathematical ... -
Feasibility study of solar distillation plants in south pacific countries
(1991)Most South Pacific countries are located near the equator. Thus a sufficient amount of solar energy is available. The South Pacific countries consist of various small mountainous islands. In the present study, a review of ... -
A simple procedure for selection and sizing of indirect passive solar heating systems
(1991)Equivalent sol-air temperatures have been defined for four indirect gain passive solar heating concepts, namely, mass wall, water wall, Trombe wall and solarium. Steady state thermal efficiencies have also been defined as ... -
Thermal efficiency of double slope FRP solar distiller: an analytical and experimental studies
(1991)An analytical expression for thermal efficiency of Double Slope Fiber Re-enforced Plastic (FRP)solar still has been derived by incorporating the uniform water flow in both slopes due to capillary action as well as water ... -
Transient analysis of a double slope-double basin solar distiller
(1991)In this communication, a transient analysis of a double slope-double basin solar still has been presented by incorporating the effects of water mass in the upper and lower basin, initial temperature of water in the lower ... -
Small rating capacitive energy storage for dynamic performance improvement of automatic generation control
(1991)A new scheme using a small rating capacitive energy storage (CES) unit for the improvement of the dynamic performance of a power system is proposed. A comprehensive digital computer model of a two-area interconnected power ... -
Design analysis of corrugated and flat plate solar air heaters
(1991)A detailed theoretical parametec analysis has been made on corrugated and flat plate solar air heaters of five differentconfigurations. The analysis involves investigating the effects of the air flow velocities (or the air ... -
Thermal evaluation of concentrator-assisted solar distillation system
(1992)A simple analysis of a concentrator-assisted solar distillation unit has been presented in terms of concentrator and solar still parameters. An analytical expression for instantaneous thermal efficiency of the system is ...