نتایج جستجو برای: solar water heating system

تعداد نتایج: 2825796  

ژورنال: انرژی ایران 2018

Extraction and processing of oil products consume 10% of the total energy produced by fossil resource. to prevent operational problems in downstream units Oil extracted from oil fields will be sent to the desalting plant for desalination and dehydration. One of the most important steps that have a vital role in this unit is pre-heating by heaters which use natural gas produced with crude oil at...

Mohammad Ameri, Mojtaba Yoosefi

This paper presents sizing, energy management strategy, and cost analysis for a configuration consisting of solar photovoltaic (PV) panels, fuel cell (FC) storage system, and reverse osmosis (RO) desalination technology for combined power and fresh water production. In this system, PV is the main power supply source; fuel cell is a storage system accompanied by Hydrogen production and storage d...

Replacing fossil flues by renewable and sustainable energies have been the concern of scientists working in this area over the recent decades. Furthermore, greenhouses play a key role in producing various crops year-round and in bohemian climates. For this objective, the greenhouses employ heating, ventilating and air conditioning (HVAC) systems to provide the favourable conditions for the cons...

2017
Zhejun Liu Haomin Song Dengxin Ji Chenyu Li Alec Cheney Youhai Liu Nan Zhang Xie Zeng Borui Chen Jun Gao Yuesheng Li Xiang Liu Diana Aga Suhua Jiang Zongfu Yu Qiaoqiang Gan

Passive solar vapor generation represents a promising and environmentally benign method of water purification/desalination. However, conventional solar steam generation techniques usually rely on costly and cumbersome optical concentration systems and have relatively low efficiency due to bulk heating of the entire liquid volume. Here, an efficient strategy using extremely low-cost materials, i...

2016

Passive design responds to improve indoor thermal comfort and minimize the energy consumption. The present research analyzed the how efficiently passive solar technologies generate heating and cooling and provide the system integration for domestic applications. In addition to this, the aim of this study is to increase the efficiency of solar systems system with integration some innovation and ...

2013
S. Samanta D. N. Basu

Exploitation of solar energy for achieving low temperature is an active area of research at present owing to the concern over suitable alternatives to synthetic refrigerants and large electricity consumption by conventional vapour compression systems. Present work theoretically design and analyze the performance of a solar flat-plate collector-driven water-Lithium bromide absorption refrigerati...

Journal: :international journal of energy and environmental engineering 2011
marc a. rosen rakesh kumar

the steady state effect of vertical fins is assessed on a photovoltaic/thermal solar air heater having a double pass configuration in which fins are placed in the lower channel perpendicular to the direction ofair flow. air passes through the upper channel of the air heater and before passing in the opposite direction through the lower channel. the effects of design, climatic and operating para...

2013
K. B. Rohit G. M. Karve

PV array is increasingly employed for water pumping system. In this paper, the developed boost converter steps up the voltage produced by the PV array to a value which is suitable to run a single-phase induction motor. The inverter converts DC to AC is controlled by using sinusoidal pulse width modulation (SPWM) technique. By using a LCfilter the harmonics are eliminated and pure sine wave is o...

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