High-temperature backwater step-by-step flash steam supply and waste heat utilization system and method

The invention provides a high-temperature backwater step-by-step flash steam supply and waste heat utilization system and method, and relates to the technical field of energy recycling, the system comprises a pressure adjusting device used for doing work and generating power by using high-temperatur...

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Bibliographische Detailangaben
Hauptverfasser: DUAN LI, QU ZENGJIE, ZHAO HUJUN
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention provides a high-temperature backwater step-by-step flash steam supply and waste heat utilization system and method, and relates to the technical field of energy recycling, the system comprises a pressure adjusting device used for doing work and generating power by using high-temperature and high-pressure backwater to generate depressurized first backwater; the first primary vaporization device is used for performing depressurization evaporation on the first return water to generate second return water subjected to secondary depressurization; the second primary vaporization device is used for performing depressurization evaporation on the first return water to generate third return water after secondary depressurization; the second-stage vaporization device is used for performing depressurization evaporation on the second return water to generate third return water subjected to secondary depressurization; the first heat exchange device is used for heating the condensed water by using the return w