Type-III out-of-core melt retention device after nuclear power station accidents

The invention relates to a Type-III out-of-core melt retention device after nuclear power station accidents, which comprises an inner wall, a steam channel wall with an opening on the bottom, a pressure container, an outer wall and a reactor core melt retention device, wherein the steam channel wall...

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Bibliographische Detailangaben
Hauptverfasser:	ZHENG MINGGUANG, XIA ZHIDING, LIAO CHENGKUI, CAI QIANG, YE CHENG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS NUCLEAR ENGINEERING NUCLEAR PHYSICS NUCLEAR REACTORS PHYSICS REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGYGENERATION, TRANSMISSION OR DISTRIBUTION TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE
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Beschreibung
Zusammenfassung:	The invention relates to a Type-III out-of-core melt retention device after nuclear power station accidents, which comprises an inner wall, a steam channel wall with an opening on the bottom, a pressure container, an outer wall and a reactor core melt retention device, wherein the steam channel wall is fixed on the inner side of the inner wall, the pressure container is arranged in the steam channel wall, a steam ascending channel is formed between the pressure container and the steam channel wall, the outer wall is arranged around the outside of the inner wall, and the reactor core melt retention device is fixed on the bottom of the inner wall; a coolant descending channel is formed between the inner wall and the outer wall, a coolant channel is arranged between the inner wall and the reactor core melt retention device, and a cooling channel is formed between the bottom of the reactor core melt retention device and the bottom plate; the reactor core melt retention device is provided with a reactor core melt