D06F2105/48

Laundry treating apparatus having induction heater and control method thereof
11530509 · 2022-12-20 · ·

Disclosed are an object treating apparatus, and more particularly, an object treating apparatus for heating a drum using an induction heater and a control method thereof. The object treating apparatus includes a tub; a drum rotatably disposed within the tub and accommodating an object therein; an induction heater disposed on the tub and configured to heat an outer circumferential face of the drum contacting the heater; a motor to rotate the drum; and a processor configured to control an operation of the induction heater to dry the object, wherein the processor is configured to control revolution per minute (RPM) of the drum to perform at least three drum motions having at least three different target RPMs respectively when drying the object.

Electronic device and method for controlling thereof
11531360 · 2022-12-20 · ·

Provided is an electronic device. The electronic device includes a motor, a memory configured to store at least one of first frequency information associated with a sound that is generated when the motor is driven or second frequency information associated with a surrounding environment of the electronic device, and a processor configured to control the motor to be driven by avoiding a driving speed corresponding to the frequency information stored in the memory.

Laundry machine and control method therefor
11512419 · 2022-11-29 · ·

The present invention relates to a method for controlling a laundry machine, comprising a cloth sensing step of sensing the cloth of laundry, wherein the cloth sensing step comprises: a weight sensing step of sensing the weight of the laundry; a photographing step of photographing the inside of a drum; a volume sensing step of sensing the volume of the laundry inside the drum by mean of the captured image; and a density calculation step of calculating the density of the laundry on the basis of the sensed volume and weight.

WASHING MACHINE AND SPIN-DRYING CONTROL METHOD FOR WASHING MACHINE
20220372684 · 2022-11-24 ·

The present invention relates to a washing machine and a spin-drying control method for the same, the washing machine including an inner tub, a drain pump, a motor and a control unit that controls the drain pump and the motor and carries out a spin-drying cycle including a sub spin-drying cycle and a main spin-drying cycle. The control unit changes a preset rotation time of the inner tub in the main spin-drying cycle according to the rotation speed of the inner tub during the sub spin-drying cycle, or determines whether to change the spin-drying time of the main spin-drying cycle according to a current value of the drain pump during the main spin-drying cycle, thereby improving spin-drying efficiency.

WASHER AND CONTROL METHOD THEREOF

A washer includes a drum, a motor connected to the drum, a motor drive connected to the motor and configured to supply a driving current to the motor to rotate the drum, and a processor connected to the motor drive. The processor is configured to control the motor drive to supply the driving current to the motor to rotate the motor at a target speed and to determine a magnitude of a load accommodated in the drum while controlling a rotational speed of the motor within a predetermined range.

LOW-SPEED WINDING RESISTANCE ESTIMATION OF VARIABLE SPEED MOTOR SYSTEMS
20220376639 · 2022-11-24 ·

A motor system can include a motor configured to be operated according to at least a portion of an operation cycle specifying at least one target speed for the motor and a controller configured to obtain an estimated winding resistance of the motor, wherein the estimated winding resistance is determined based at least in part on an estimator gain factor, and wherein the estimator gain factor is inversely dependent on a speed of the motor; wherein the at least one target speed comprises at least one low speed such that at least a portion of the operation cycle is a low speed portion of the operation cycle, the at least one low speed having a speed of less than about 10 percent of a maximum speed of the operation cycle.

LAUNDRY APPLIANCE HAVING A FINE-PARTICLE FILTER FOR SEPARATING MICROFIBERS FROM PROCESS FLUIDS
20230055113 · 2023-02-23 · ·

A laundry appliance includes a tub positioned within an outer cabinet. A drum is rotationally operable within the tub. A fluid pump directs a process fluid through a fluid path that includes the tub. A fine-particle filter is positioned within the fluid path. The fine-particle filter separates microfibers from the process fluid to define captured microfibers.

FOREIGN PARTICULATE ALGORITHM FOR A LAUNDRY APPLIANCE

A laundry appliance includes a cabinet having a user interface. A drum is disposed within the cabinet and is operably coupled to a motor that rotates the drum. A blower delivers process air through an airflow path that includes the drum. A controller is communicatively coupled to the user interface, the motor, and the blower. The controller is configured to selectively operate a foreign particulate cycle that includes at least a soft-start feature.

OPTIMIZED DRYING CYCLE ACROSS A PAIR OF LAUNDRY APPLIANCES
20220364289 · 2022-11-17 ·

A method of operating a pair of laundry appliances is provided. The pair of laundry appliances includes a washing machine appliance and a dryer appliance. The method includes determining a first moisture extraction curve of a spin cycle of the washing machine appliance and determining a second moisture extraction curve of the dryer appliance. The method further includes rotating a basket of the washing machine appliance at an extraction speed for a predetermined period of time. The predetermined period of time is based on the first moisture extraction curve and the second moisture extraction curve.

ADAPTIVE SELF CLEAN CYCLE IN A LAUNDRY APPLIANCE
20220364290 · 2022-11-17 ·

A laundry appliance includes a basket rotatably mounted within a tub, a motor assembly for selectively rotating the basket, and a wash fluid dispenser for selectively providing a flow of wash fluid into the tub. A controller is configured to receive a command to initiate a self-clean cycle, determine that a cycle adjustment condition exists based at least in part on historical data related to the performance of self-clean cycles, generate a set of adjusted self-clean cycle parameters by adjusting an operating parameter of the self-clean cycle, and perform the self-clean cycle in accordance with the adjusted self-clean cycle parameters.