Title:
ELECTRONIC EXPANSION VALVE AND AIR CONDITIONER PROVIDED WITH ELECTRONIC EXPANSION VALVE
Document Type and Number:
WIPO Patent Application WO/2013/103061
Kind Code:
A1
Abstract:
Provided are an electronic expansion valve (30) making it possible for an air conditioner (1) to control air conditioning in accordance with the valve opening point of the electronic expansion valve (30), and an air conditioner (1) able to control air conditioning on the basis of the valve opening point of the electronic expansion valve (30). Imparted to the electronic expansion valve (30) is a barcode (63) corresponding to property data of the electronic expansion valve (30). The property data include a pulse number corresponding to a valve opening point that was measured in the process of manufacturing the electronic expansion valve (30). The valve opening point is set on the basis of the pulse number of a stepping motor (50) when the flow rate of a gas flowing through a valve hole (34) of the electronic expansion valve (30) is equal to a set value.
Inventors:
WAKISAKA SHIGETAKA
OKA MASAHIRO
OKA MASAHIRO
Application Number:
PCT/JP2012/081325
Publication Date:
July 11, 2013
Filing Date:
December 04, 2012
Export Citation:
Assignee:
DAIKIN IND LTD (JP)
International Classes:
F25B41/06; F16K37/00; F24F11/02
Foreign References:
| JPH0996452A | 1997-04-08 | |||
| JP2011255330A | 2011-12-22 | |||
| JP2001194029A | 2001-07-17 | |||
| JPH06265222A | 1994-09-20 | |||
| JP2009068744A | 2009-04-02 |
Other References:
See also references of EP 2801771A4
Attorney, Agent or Firm:
ONDA, Hironori et al. (JP)
Hironori Onda (JP)
Hironori Onda (JP)
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Claims: