Title:
ABSORPTION FREEZING MACHINE
Document Type and Number:
Japanese Patent JP2019027626
Kind Code:
A
Abstract:
To realize stable operation of an absorption freezing machine.SOLUTION: There is provided an absorption freezing machine 1 comprising: a recycling chamber 10 where liquid in which water, lithium bromide, and 1,4 dioxane are mixed is used as working medium of 3 components and the working medium is heated so that water and 1,4 dioxane are evaporated; a condenser 20 cooling and condensing the steam mixture of water and 1,4 dioxane evaporated in the recycling chamber 10; an evaporator 30 evaporating mix solution of water and 1,4 dioxane condensed in the condenser 20 at a reduced pressure so as to obtain low-temperature due to vaporization heat; an inhalator 40 bringing the steam mixture of water and 1,4 dioxane generated in the evaporator 30 to be absorbed by lithium bromide; a solution component measuring apparatus 65 measuring at least any one of the concentration of the working medium of 3 components supplied to the recycling chamber 10 or liquid content; and a controlling apparatus 50 adjusting solution component of the working medium of 3 components to be supplied to the recycling chamber 10 based on the measurement result by the solution component measuring apparatus 65.SELECTED DRAWING: Figure 1
Inventors:
ORITA HISAYUKI
FUJII TATSURO
MABUCHI KATSUMI
TAKEDA NOBUYUKI
NODA HIDEHIKO
ODAJIMA SATOSHI
FUJII TATSURO
MABUCHI KATSUMI
TAKEDA NOBUYUKI
NODA HIDEHIKO
ODAJIMA SATOSHI
Application Number:
JP2017145105A
Publication Date:
February 21, 2019
Filing Date:
July 27, 2017
Export Citation:
Assignee:
HITACHI LTD
HITACHI JOHNSON CONTROLS AIR CONDITIONING INC
HACHINOHE INSTITUTE OF TECH
HITACHI JOHNSON CONTROLS AIR CONDITIONING INC
HACHINOHE INSTITUTE OF TECH
International Classes:
F25B15/00
Domestic Patent References:
| JPH0317474A | 1991-01-25 | |||
| JP2006275354A | 2006-10-12 | |||
| JPH04177064A | 1992-06-24 | |||
| JP2003075013A | 2003-03-12 | |||
| JPH08105661A | 1996-04-23 | |||
| JPH02203166A | 1990-08-13 |
Attorney, Agent or Firm:
Wilfort International Patent Office