Last edited by Zologul
Thursday, January 30, 2020 | History

2 edition of economic viability of solar hot water heating for commercial applications found in the catalog.

economic viability of solar hot water heating for commercial applications

DCH Consultants Inc.

economic viability of solar hot water heating for commercial applications

three case studies

by DCH Consultants Inc.

  • 309 Want to read
  • 9 Currently reading

Published by Supply and Services Canada in Ottawa .
Written in English


Edition Notes

Statementresearch report prepared by DCH Consultants Inc., Ottawa, Ont., for the Conservation and Renewable Energy Branch, Department of Energy, Mines and Resources, Canada.
SeriesReport ER 79-3
ContributionsCanada. Department of Energy, Mines and Resources. Conservation and Renewable Energy Branch.
ID Numbers
Open LibraryOL15100745M
ISBN 100662104994

You can help correct errors and omissions. Check pH and freeze point of heat transfer fluids. Solar ovens typically concentrate sunlight from over a wide area to a central point, where a black-surfaced vessel converts the sunlight into heat. For smaller facilities in mild climates with a modest freeze threat, passive direct or indirect systems are also a viable option. Accordingly, a quite extensive sensitivity analysis is carried out, in order to demonstrate the impact of the main techno-economic parameters on the fiscal behaviour of contemporary solar hot water production systems.

For evaluating the energetic feasibility of solar water heating system, two measures namely, energy yield ratio EYR and energy payback period EPBP have been considered. The farm has twenty-four tanks with a total capacity of m3. Storage can either be potable water or non-potable water if a load side heat exchanger is used. For instance, when the demand arises to quickly heat a small amount of water for drinking or to sanitizing equipment, going to make a fire from wood or using a stove is often cumbersome. The significance of energy analysis lies in the fact that present day energy requirements are being met mainly from non-renewable energy sources, which are available as finite stores and are bound to be exhausted. They offer the best performance for low temperature applications, but glazed collectors are required to efficiently achieve higher temperatures.

At some point in time—typically in excess of 10 years—the storage tank may need to be replaced. This minimizes the overall energy demand of the system and gives a chance of utilization or implementation of this energy. At a first glance, such an occurrence characterizes a controversy. It is inexhaustible, has no effect on the environment, and can be converted to many other forms of energy. Analysis Tools To determine if a project is a possible candidate for solar water heating, agencies can use Federal Renewable Energy Screening Assistant software.


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Economic viability of solar hot water heating for commercial applications book

This paper is organized as follows: the introductory part of the paper provided in Section 1. Access and download statistics Corrections All material on this site has been provided by the respective publishers and authors. A savings-to-investment ratio of greater than 1. This is possible either by thermo-siphon flow, where no pumping is required as hot water naturally rises into the tank or by heat transfer fluid between the tank and the solar collector.

This map does not account for any available financial incentives. Thermal storage is generally required to couple the timing of the intermittent solar resource with the timing of the hot water load.

The efficiency of such collectors i. Due to the tracking mechanism required to keep the focusing mirrors facing the sun, high-temperature systems are usually very large and mounted on the ground adjacent to a facility. Flat-plate collectors are commonly used for solar water heaters and house heating.

There are several strategies for protection against freeze damage. A large no. If you know of missing items citing this one, you can help us creating those links by adding the relevant references in the same way as above, for each refering item.

Check pH and freeze point of heat transfer fluids. The result of the analysis shows that if the efficiency of the system is increased, the area is increased resulting in an increase in the volumetric flow, which can be used to evaluate the amount of water being heated per time.

Solar cookers are an inexpensive and environmentally sound alternative to traditional ovens. Scenarios with different solar fractions are assessed to determine the effect on the Net Present Value NPV of the project.

Three scenarios viz. Solar water heating system of 5. Single phase solar desalination is predominantly accomplished by the use of photovoltaic cells that produce electricity to drive pumps used for reverse osmosis desalination.

Please note that corrections may take a couple of weeks to filter through the various RePEc services. The result of the modelling and its discussions are presented in Section 4. It is a pressing concern because the demand for energy is growing rapidly due to robust economic expansion, population growth, new uses of energy and income growth and yet the supplies of energy resources required to power these needs are finite and in most cases nonrenewable.

Convection heat storage systems or Thermo-siphon systems which are another passive direct type of system separates the collector from the storage tank. Once preliminary viability has been established, it will eventually be necessary to evaluate system performance to generate more precise engineering data and economic analysis.

For large facilities, active, indirect systems are most frequently used.

Incentives to using solar thermal energy in Taiwan

Solar energy is energy derived from the sun rays. Active systems have a "delta T" temperature difference controller to start and stop the pumps.Feb 02,  · The other answers are good but most renewable energy has severe limitations to its effective use.

Solar and wind are intermittent and have a relatively low energy density (power per weight) meaning it takes a large production facility to meet high.

The microcontroller-based active solar water heating system (ASWHS) is designed to effectively absorb radiant energy using solar collectors, and store it as hot water in a water tank via a direct. The hybrid system supplies space heating and cooling, and domestic hot water.

It also supplies 90C temperature water for cleaning the wine casks in the underground cellars. In this desert climate, the solar array collects plenty of excess heat during the hot summers. The heat is stored in a ground loop both short-term for use at night, and long.

Get this from a library! Sun Power: an Introduction to the Applications of Solar Energy. [J C McVeigh] -- This easily understood, non-technical introduction to the wide range of solar energy applications has been extensively updated and enlarged to include new sections on passive solar heating and.

In terms of dollars, costs are broken down for solar water heating systems, water and space heating systems usingmore» Optimization and life-cycle costing are thoroughly covered. The net cash flow resulting from using one solar hot water system is computed from a model using fuel savings, tax savings, maintenance and insurance costs.

Nov 01,  · Solar water heating for aquaculture: a case study of Finland 1. Solar water heating for aquaculture applications in cold climates: A case study of Finland Michael Anees Maresa Bussa Cristina Dominguez Marco Duran Mandar Kadam Luis Rojas-Solórzano Split, Croatia – May2.