METHODS, POWER TOOLS AND COMPUTER PROGRAM PRODUCTS FOR DYNAMIC CURRENT CONTROL
개요
발명자
Michael Graham Heath; Anton Mårtensson; Stefan La; Peter Johansson
IPC 분류
CPC 분류
The present disclosure relates to a method () for dynamic current control in a hand-held power tool, the method comprising repeatedly obtaining (S), from a set of temperature sensors, a measured respective temperature of a motor and/or a power source and/or a control circuitry of the hand-held power tool and when the respective measured temperature exceeds a respective predetermined temperature threshold of the motor and/or the power source and/or the control circuitry, executing (S) a maximum current limit reduction sequence, the maximum current limit reduction sequence being configured to reduce the current limit by a predetermined amount per a predetermined unit temperature over the respective predetermined temperature threshold, until the respective temperature of the motor and/or the power source and/or the control circuitry is below the respective predetermined temperature threshold.
원문 (중국어)
The present disclosure relates to a method () for dynamic current control in a hand-held power tool, the method comprising repeatedly obtaining (S), from a set of temperature sensors, a measured respective temperature of a motor and/or a power source and/or a control circuitry of the hand-held power tool and when the respective measured temperature exceeds a respective predetermined temperature threshold of the motor and/or the power source and/or the control circuitry, executing (S) a maximum current limit reduction sequence, the maximum current limit reduction sequence being configured to reduce the current limit by a predetermined amount per a predetermined unit temperature over the respective predetermined temperature threshold, until the respective temperature of the motor and/or the power source and/or the control circuitry is below the respective predetermined temperature threshold.