Challenges

Lack of awareness of solar thermal applications

Commercial & industrial customers in many regions worldwide are still unaware of the benefits...

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Competition from low natural gas prices

In regions where natural gas based heating is popular, low natural gas prices are making ...

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Ineffective policies and incentives

In many regions worldwide, solar thermal still does not get the same attention that solar...

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No significant cost decreases for solar thermal systems

Solar heating systems have not seen the type of cost reduction that solar PV has seen. In fact, o...

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Competition from heat pumps

Heat pumps have efficiencies, they can provide more reliable heating and almost continuously, and...

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Low throughput and long drying times of solar dryers

Solar dryers provide a simple avenue for low cost, low carbon drying for agricultural produce, bu...

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High cost of active solar dryers

Active solar dryers with a fan for hot air circulation can provide better performance and shorter...

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Performance challenges with solar cookers

It is very difficult to be completely dependent on a solar cooker for cooking unless thermal stor...

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Timing challenge with solar cookers

With solar cookers, cooking needs to start early in the day, when the sunlight reception is maxim...

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