GAS SUPPLY DEVICE AND REFRIGERATION DEVICE FOR CONTAINER PROVIDED WITH SAID GAS SUPPLY DEVICE

Title:

GAS SUPPLY DEVICE AND REFRIGERATION DEVICE FOR CONTAINER PROVIDED WITH SAID GAS SUPPLY DEVICE

Document Type and Number:

WIPO Patent Application WO/2016/136153

Kind Code:

A1

Abstract:

This gas supply device (30), which is provided to a container (11) in which a respiring plant (15) is stored and supplies nitrogen-enriched air to the inside of the container (11), is provided with an abnormality diagnosis unit (91) that, in the event that the oxygen concentration of the nitrogen-enriched air does not become equal to or less than a prescribed concentration, diagnoses whether or not the component devices of the gas supply device (30) are normal, and specifies an abnormal point. The abnormality diagnosis unit (91) diagnoses whether or not an air pump (31), motor (41), and switching mechanism (32, 33) are normal and, in the event that all of the operating states are diagnosed to be normal, diagnoses an absorbent as abnormal.

Inventors:

YOKOHARA KAZUMA
NAKANO MASATAKA
KAMEI NORITAKA
TANAKA NAOHIRO
OZATO ATSUSHI
FUJIMOTO YUUSUKE

Application Number:

PCT/JP2016/000580

Publication Date:

September 01, 2016

Filing Date:

February 04, 2016

Export Citation:

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Assignee:

DAIKIN IND LTD (JP)

International Classes:

A23B7/152; F25D11/00; F25D23/00

Foreign References:

JPH08168A	1996-01-09
JPH08167A	1996-01-09
JPH07313052A	1995-12-05

Other References: