STATE ESTIMATION SYSTEM, DUMP TRUCK, AND STATE ESTIMATION METHOD
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United States of America Patent
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Issued Date -
Oct 24, 2024
app pub date -
Aug 9, 2022
filing date -
Aug 9, 2022
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Abstract
A state estimation system of a dump truck including an engine and a dump body that includes a flow path through which exhaust gas discharged from the engine flows and on which a load is loaded includes an exhaust gas flow rate acquisition unit that acquires an exhaust gas flow rate indicating detection data of a flow rate of the exhaust gas flowing into the flow path, an exhaust gas temperature acquisition unit that acquires an exhaust gas temperature indicating detection data of a temperature of the exhaust gas flowing into the flow path, and a body temperature estimation unit that estimates a body temperature indicating a temperature of a predetermined portion of an inner surface of the dump body in contact with the load on the basis of the exhaust gas flow rate and the exhaust gas temperature.
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