Title:
DRAIN RECOVERY DEVICE
Document Type and Number:
Japanese Patent JP2020143796
Kind Code:
A
Abstract:
To simplify a device structure.SOLUTION: A drain recovery device 1 includes: a heating cylinder 10 in which steam is condensed to generate drainage; a drain tank 20 which is connected to the downstream side of the heating cylinder 10 and into which the drain flows from the heating cylinder 10 by a predetermined pressure difference between a tank internal pressure and a drain pressure in the heating cylinder 10; a heat transfer pipe 33 which is provided within the drain tank 20 and in which a coolant circulating therein conducts heat exchange with the drainage in the drain tank 20; a flow regulating valve 35 which regulates a flow rate of the coolant in the heat transfer pipe 33; and a control part 40 which controls an opening of the flow regulating valve 35 so that the pressure difference becomes a predetermined value.SELECTED DRAWING: Figure 1
Inventors:
HASHIZUME HIROYOSHI
Application Number:
JP2019038237A
Publication Date:
September 10, 2020
Filing Date:
March 04, 2019
Export Citation:
Assignee:
TLV CO LTD
International Classes:
F22B37/28
Domestic Patent References:
| JPS5767705A | 1982-04-24 | |||
| JP2010043793A | 2010-02-25 | |||
| JP2014009887A | 2014-01-20 | |||
| JP2017090020A | 2017-05-25 | |||
| JPS57402A | 1982-01-05 |
Attorney, Agent or Firm:
Kenzo Terazono
Daisuke Kawabe
Daisuke Kawabe