Heating method of honeycomb structure
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United States of America Patent
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Nov 14, 2017
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app pub date -
Sep 25, 2014
filing date -
Mar 30, 2012
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Abstract
The heating method of honeycomb structure includes a heating step of supplying a power to a honeycomb structure body of a honeycomb structure including the tubular honeycomb structure body having porous partition walls to define and form a plurality of cells and a circumferential wall positioned at an outermost circumference, and heating by electricity conduction, and a catalyst loaded onto the partition walls of the honeycomb structure body, to heat the honeycomb structure body up to a target temperature, and in the heating step, there is provided, at least once, a supply power decrease section where the supply of the power to the honeycomb structure body is stopped or the power to be supplied to the honeycomb structure body is decreased before the lowest temperature in a heating region of the honeycomb structure body reaches the target temperature.
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