Heat collection unit, using method of heat collection unit and photo-thermal system
The embodiment of the invention relates to a heat collection unit which comprises a heat collection part used for absorbing optical radiation energy; the storage part is used for storing sodium; the circulating pipeline is used for connecting the storage part and the heat collection part; the drivin...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The embodiment of the invention relates to a heat collection unit which comprises a heat collection part used for absorbing optical radiation energy; the storage part is used for storing sodium; the circulating pipeline is used for connecting the storage part and the heat collection part; the driving part is arranged in the circulating pipeline and used for driving sodium to flow in the circulating pipeline, so that the sodium converts the optical radiation energy absorbed by the heat collecting part into heat energy when flowing through the heat collecting part; the heat exchange part is arranged in the circulating pipeline and used for enabling the sodium flowing through the heat collection part to exchange heat with an external device; the vacuum part is in gas communication with the storage part, and the vacuum part is used for performing vacuum treatment on the storage part and the circulating pipeline; and the ventilation part is in gas communication with the storage part, and the ventilation part is us |
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