Dishwasher and controlling method thereof

Abstract

Disclosed a controlling method of a dishwasher comprising a water supply step for supplying wash water, a preliminary washing step for injecting the wash water to one or more dishes, a main washing step for injecting the wash water mixed with washing liquid to the dishes, a rinsing step for injecting the wash water to the dishes, and a heating step for heating the wash water in one or more of the preliminary washing step, the main washing step and the rinsing step, wherein a heater sensing step for determining an operational state of a heater heating the wash water is performed in the heating step in a state where the circulation of wash water is stopped.

Description

CROSS-REFERENCE TO RELATED APPLICATIONS[0001]This application claims priority to Korean Patent Application No. 10-2016-0001169 filed on Jan. 5, 2016 in Korea, the entire contents of which is hereby incorporated by reference in its entirety.BACKGROUND OF THE DISCLOSURE[0002]Field of the Disclosure[0003]Embodiments of the present disclosure relate to a dishwasher, more particularly, to a dishwasher capable of intensively washing the area where many dishes are piled up according to locations of dishes stored therein, and a controlling method thereof.[0004]Background of the Disclosure[0005]Generally, a dishwasher is the mechanism configured to wash and dry one or more dishes held therein by injecting wash water to the dishes at a high pressure. Specifically, wash water is injected in a washing tub where dishes are held at a high pressure and the injected wash water washes and clean out food scraps or contaminants from surfaces of dishes.[0006]Such a dishwasher is capable of filtering th...

AI Technical Summary

Benefits of technology

The dishwasher described in this patent was designed to wash dishes efficiently by targeting specific areas where they are stored. The control method for the dishwasher ensures that each dish is fully cleaned. This design improves the effectiveness of dishwashing.

Problems solved by technology

However, preset courses based on dish loading states of the storage units are not provided.

However, the upper / lower / top injecting units provided in the conventional dishwasher inject wash water to the dishes at uniform intervals or injection pressure, regardless of dish loading states, so that dishwashing efficiency can be deteriorated disadvantageously.

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