Low-temperature economizer, heat supply network drainage and main engine circulating water combined operation system under cylinder switching working condition
The utility model discloses a low-temperature economizer, heat supply network drainage and main machine circulating water combined operation system under the cylinder cutting working condition. According to the main technical scheme, the system comprises a deaerator; the unit heat supply network com...
Gespeichert in:
Hauptverfasser: | , , , , , , , , , , , , , , , , , , , , , , |
---|---|
Format: | Patent |
Sprache: | chi ; eng |
Schlagworte: | |
Online-Zugang: | Volltext bestellen |
Tags: |
Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
|
Zusammenfassung: | The utility model discloses a low-temperature economizer, heat supply network drainage and main machine circulating water combined operation system under the cylinder cutting working condition. According to the main technical scheme, the system comprises a deaerator; the unit heat supply network comprises a steam turbine intermediate-pressure cylinder, and a heat supply network heater and a low-pressure heater which are connected with the steam turbine intermediate-pressure cylinder; the flue gas heat exchange device comprises a first heat exchanger, a second heat exchanger and a low-temperature economizer; a water inlet of the first heat exchanger is connected with the heating network heater; a water outlet of the first heat exchanger is connected with the low-pressure heater; a hot coal water inlet of the first heat exchanger is connected with a hot coal water outlet of the low-temperature economizer through a first control valve, and a hot coal water inlet of the second heat exchanger is connected with the |
---|