Having a solar water heater would allow you to avoid wasting electricity and therefore money. It is also your way of doing all of your bit for the nice of the environment. In the long run the value of electricity would become more expensive with the expected rise in fuel prices. Moreover, you may be facing a state of affairs of irregular power supply in your half of the country. For these reasons, a solar heater would enable you to have hot water even when the power provide is cut whereas at the same time get pleasure from savings off your electricity bill.
How do you identify a good solar water heater?
A sensible solar heater ought to have sufficient collector space for the capability claimed. Typical flat plate collectors made within the country have an space of around 2sqm and are capable of heating around 100 litres of water in a very day to a temperature of fifty – 60C. Collectors should use good quality materials and the absorbers ought to carry a smart quality coating (BIS approved). The system should be mounted on a rigid structure and should be firmly mounted with the roof to prevent injury in high winds. solar heaters fulfill all the factors required of a smart solar water heater.
What are the factors that you ought to look out for within the installation of a solar water heating system?
Of the house, for the simple purpose of receiving unobstructed sunlight or shadow free area. The collectors of the system have to face the sun and hence should be oriented due south for most interception of sunlight. there ought to be no obstruction to daylight within the south, west and east directions in that order of preference (an arc of about 120, 60 each sides of the southern direction ought to ideally be shadow free). As a rule, the need of shadow free area is around three square m for every 1m x 2m collector used. the area ought to be flat, removed from rain water drains and shut to the loos where hot water is to be supplied. Cold water should be accessible at the height of around 2.5m from the base of the system.
Will the solar water heater be installed somewhere alternative than on the roof?
Yes, the solar water heater can additionally be put in on a bracket on a south facing wall and open ground with mess protection, close to the bathrooms. necessary things to note is the access to the system for repairs and proximity to the use point.
Will the solar water heater function even on cloudy days?
On partially cloudy days, the solar water heater would still work however not at its optimal level. Finally, the solar water heater system can be designed with a appropriate electrical back up heater to require care of hot water demand on cloudy days. solar heaters are equipped with electrical back-up.
How long can the water remain heated by a solar water heater?
A solar heating system comes with an insulated storage tank that would limit heat loss. The new water in the insulated tank should stay hot while not important drop in temperature for around 24 hours.
Does the Indian government give money incentives to defray the value of a solar water heater system?
Incentives are available from the government. The Central Government through its Ministry of New and Renewable Energy provides soft loans @ two% to domestic users, three% to institutional users not availing accelerated depreciation and five% to industrial/business users availing depreciation from Indian Renewable Energy Development Agency, public/personal sector banks, scheduled cooperative banks, RBI approved no banking financing companies, intermediaries and different public/non-public financing institutions. The borrowers can be eligible for loan up to 85% of the price of the systems, repayable over a amount of 5 years. Please check these incentives at the time of purchase as the above mentioned is subject to revision by the State.
Most domestic solar heating systems are installed on the roof of the house for the easy purpose of receiving unobstructed daylight or shadow free area. The collectors of the system have to face the sun and hence ought to be oriented due south for maximum interception of sunlight. there ought to be no obstruction to sunlight in the south, west and east directions in that order of preference (an arc of regarding a hundred and twenty°, 60° both sides of the southern direction ought to ideally be shadow free). As a rule, the requirement of shadow free space is around 3 sq. m for each 1m x 2m collector used. the world should be flat, removed from rain water drains and close to the loos where hot water is to be supplied. Cold water should be obtainable at the height of around 2.5m from the bottom of the system.
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