Heat exchange – With first fluid holder or collector open to second fluid – Separate external discharge port for each fluid
Patent
1976-06-08
1979-01-30
Myhre, Charles J.
Heat exchange
With first fluid holder or collector open to second fluid
Separate external discharge port for each fluid
122 32, 122483, 165143, 165163, 165176, F28B 102, F28F 926, F28D 706
Patent
active
041367340
ABSTRACT:
The feedwater heater of this invention comprises a plurality of heating tubes arranged in U form, with feedwater being passed therethrough, a feedwater inlet chamber having a feedwater inlet for introducing feedwater thereinto and a tube plate assembling the ends of said heating tubes and also having formed therein a feedwater reservoir, a feedwater outlet chamber having a feedwater outlet for discharging the heated feedwater and a tube plate assembling the other ends of said heating tubes and also having formed therein a feedwater reservoir, a first cylindrical body or shell having disposed therein a tube nest consisting of the U-formed heating tube portions positioned on one side as well as support plates holding said heating tubes in position, said cylindrical body having its one end communicated with said feedwater outlet chamber and also provided with a hot steam inlet for introducing hot steam that serves as the feedwater heating source, a second cylndrical body or shell having disposed therein a tube nest consisting of the U-formed heating tube portions positioned on the other side as well as support plates holding said heating tubes in position, said second cylindrical body having its one end communicated with said feedwater inlet chamber and provided with a condensate outlet for discharging the steam condensate out of the system, and a spherical container formed from two hemispherical shells communicated with said both cylindrical bodies and having therein a space housing the bent portions of said U-formed heating tubes.
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Horibe Yoshun
Sasaki Takuya
Suzuki Mituo
Yamane Tamotsu
Beall, Jr. Thomas E.
Hitachi , Ltd.
Myhre Charles J.
Richter Sheldon
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