Abstract: A dehumidification system includes a compressor, a primary evaporator, a primary condenser, a secondary evaporator, and a secondary condenser. The secondary evaporator receives an inlet airflow and outputs a first airflow to the primary evaporator. The primary evaporator receives the first airflow and outputs a second airflow to the secondary condenser. The secondary condenser receives the second airflow and outputs a third airflow to the primary condenser. The primary condenser receives the third airflow and outputs a dehumidified airflow. The compressor receives a flow of refrigerant from the primary evaporator and provides the flow of refrigerant to the primary condenser.

Abstract: A dehumidifier includes a desiccant, a cabinet, a first fan, and a second fan. The cabinet comprises a process airflow inlet, a process airflow outlet, a reactivation airflow inlet, and a reactivation airflow outlet that is located adjacent to the desiccant. The first fan generates a process airflow through a first portion of the desiccant as it rotates in order to provide dehumidification. The process airflow enters the cabinet through the process airflow inlet and exits the cabinet through the process airflow outlet. The second fan generates a reactivation airflow through a second portion of the desiccant as it rotates in order to dry the desiccant. The reactivation airflow enters the cabinet through the reactivation airflow inlet and exits the cabinet through the reactivation airflow outlet.

Abstract: A dehumidifier includes a wheel-shaped desiccant, a first fan, and a second fan. The wheel-shaped desiccant is configured to rotate in a clockwise direction when viewed from above. The first fan is configured to generate a process airflow that flows through a first portion of the wheel-shaped desiccant in order to provide dehumidification. The process airflow enters a first side of the wheel-shaped desiccant and exits a second side of the wheel-shaped desiccant, the first being opposite from the second side. The second fan is configured to generate a reactivation airflow that flows through a second portion of the wheel-shaped desiccant in order to dry the wheel-shaped desiccant. The reactivation airflow enters the second side of the wheel-shaped desiccant and exits the first side of the wheel-shaped desiccant.

Abstract: A dehumidifier includes a desiccant, a cabinet, a first fan, and a second fan. The cabinet comprises a process airflow inlet, a process airflow outlet, a reactivation airflow inlet, and a reactivation airflow outlet that is located adjacent to the desiccant. The first fan generates a process airflow through a first portion of the desiccant as it rotates in order to provide dehumidification. The process airflow enters the cabinet through the process airflow inlet and exits the cabinet through the process airflow outlet. The second fan generates a reactivation airflow through a second portion of the desiccant as it rotates in order to dry the desiccant. The reactivation airflow enters the cabinet through the reactivation airflow inlet and exits the cabinet through the reactivation airflow outlet.

Abstract: A dehumidifier includes a desiccant, first and second fans, and a bracket. The first fan generates a process airflow through a first portion of the desiccant as it rotates in order to provide dehumidification. The second fan generates a reactivation airflow through a second portion of the desiccant as it rotates in order to dry the desiccant. The bracket is configured to mount the first fan within the dehumidifier. The bracket includes a first portion coupled to the first fan that supports weight of the first fan when the dehumidifier is in an upright position. The bracket also includes a support member coupled to the first portion and a side of the dehumidifier. The side member supports weight of the first fan when the dehumidifier is in a horizontal position.

Abstract: A portable dehumidifier includes multiple microchannel condenser coils, a fan, a water reservoir, and a bracket. The fan is located adjacent to an airflow outlet and is configured to generate an airflow that flows into the portable dehumidifier through an airflow inlet and out of the portable dehumidifier through the airflow outlet. The airflow flows through an evaporator and the plurality of microchannel condenser coils in order to provide dehumidification to the airflow. The water reservoir is located at least partially below the evaporator and is configured to store water removed from the airflow. The water reservoir includes a top that is at least partially open to capture water falling from the evaporator. The bracket is coupled to a compressor and covers a portion of the open top of the water reservoir in order to prevent the water from spilling when the portable dehumidifier is tilted at an angle.

Abstract: A portable dehumidifier includes a plurality of microchannel condenser coils and a fan. The fan is located adjacent to an airflow outlet and is configured to generate an airflow that flows into the portable dehumidifier through an airflow inlet and out of the portable dehumidifier through the airflow outlet. The airflow flows through an evaporator and the plurality of microchannel condenser coils in order to provide dehumidification to the airflow. The plurality of microchannel condenser coils includes first and second microchannel condenser coils. The first microchannel condenser coil is located so as to receive the airflow after it has passed through the evaporator. The second microchannel condenser coil is located proximate to the first microchannel condenser coil on a side of the microchannel condenser coil so as to receive the airflow after it has passed through the first microchannel condenser coil.

Abstract: A dehumidifier includes a desiccant, a first fan, a second fan, and a circuit. The first fan generates a process airflow through a first portion of the desiccant as it rotates to provide dehumidification. The process airflow enters the dehumidifier through a process airflow inlet and exits through a process airflow outlet. The second fan generates a reactivation airflow through a second portion of the desiccant to dry the desiccant. The reactivation airflow enters the dehumidifier through a reactivation airflow inlet and exits through a reactivation airflow outlet. The circuit includes a power setting switch that controls whether the dehumidifier operates in a low or high power setting. In the low power setting, the dehumidifier operates on power from a first electrical outlet type. In the high power setting, the dehumidifier operates on power from a second electrical outlet type that is different from the first electrical outlet type.

Abstract: A portable dehumidifier includes a plurality of microchannel condenser coils, a fan, and a control panel. The fan is located adjacent to an airflow outlet and is configured to generate an airflow that flows into the portable dehumidifier through an airflow inlet and out of the portable dehumidifier through the airflow outlet. The airflow flows through an evaporator and the plurality of microchannel condenser coils in order to provide dehumidification to the airflow. The control panel includes a status bar that is configured to light up in a plurality of colors to permit an operator to view an operational status of the portable dehumidifier.

Abstract: A portable dehumidifier includes a plurality of microchannel condenser coils, a fan, and a retractable handle. The fan is located adjacent to an airflow outlet and is configured to generate an airflow that flows into the portable dehumidifier through an airflow inlet and out of the portable dehumidifier through the airflow outlet. The airflow flows through an evaporator and the plurality of microchannel condenser coils in order to provide dehumidification to the airflow. The retractable handle is configured to slide into and out of the portable dehumidifier and to pivot upwards and lock into a tilted position to allow for transport of the portable dehumidifier.

Abstract: A portable dehumidifier includes a plurality of recesses along a top edge of the portable dehumidifier and a plurality of protrusions along a bottom edge of the portable dehumidifier. The plurality of recesses permit a second portable dehumidifier to stack on top of the portable dehumidifier, and the plurality of protrusions permit the portable dehumidifier to stack on top of the second portable dehumidifier. The portable dehumidifier also includes a plurality of microchannel condenser coils and a fan located adjacent to the airflow outlet, the fan is configured to generate an airflow that flows into the portable dehumidifier through an airflow inlet and out of the portable dehumidifier through the airflow outlet, the airflow flowing through an evaporator and the plurality of microchannel condenser coils in order to provide dehumidification to the airflow.

Abstract: A desiccant wheel for a dehumidifier includes a band of material around an outer circumference of the desiccant wheel and a plurality of sprocket holes formed in the band of material. The plurality of sprocket holes are configured for coupling the desiccant wheel to a sprocket. The desiccant wheel is configured to rotate when the sprocket is rotated by a motor.

Abstract: A dehumidifier includes a desiccant, a first fan, a second fan, and a circuit. The first fan generates a process airflow through a first portion of the desiccant as it rotates to provide dehumidification. The process airflow enters the dehumidifier through a process airflow inlet and exits through a process airflow outlet. The second fan generates a reactivation airflow through a second portion of the desiccant to dry the desiccant. The reactivation airflow enters the dehumidifier through a reactivation airflow inlet and exits through a reactivation airflow outlet. The circuit includes a power setting switch that controls whether the dehumidifier operates in a low or high power setting. In the low power setting, the dehumidifier operates on power from a first electrical outlet type. In the high power setting, the dehumidifier operates on power from a second electrical outlet type that is different from the first electrical outlet type.

Abstract: An apparatus comprises an air inlet configured to receive an inlet airflow. The inlet airflow comprises a process airflow and a bypass airflow. An evaporator unit receives a flow of refrigerant and is cools the process airflow by facilitating heat transfer from the process airflow to the flow of refrigerant. A condenser unit receives the flow of refrigerant and (1) reheats the process airflow by facilitating heat transfer from the flow of refrigerant to the process airflow, and (2) heats the bypass airflow by facilitating heat transfer from the flow of refrigerant to the bypass airflow. The process airflow is discharged via a process airflow outlet and the bypass airflow is discharged via a bypass airflow outlet.

Abstract: An apparatus comprises an air inlet configured to receive an inlet airflow. The inlet airflow comprises a process airflow and a bypass airflow. An evaporator unit receives a flow of refrigerant and is cools the process airflow by facilitating heat transfer from the process airflow to the flow of refrigerant. A condenser unit receives the flow of refrigerant and (1) reheats the process airflow by facilitating heat transfer from the flow of refrigerant to the process airflow, and (2) heats the bypass airflow by facilitating heat transfer from the flow of refrigerant to the bypass airflow. The process airflow is discharged via a process airflow outlet and the bypass airflow is discharged via a bypass airflow outlet.

Abstract: An apparatus comprises an air inlet configured to receive an inlet airflow. The inlet airflow comprises a process airflow and a bypass airflow. An evaporator unit receives a flow of refrigerant and is cools the process airflow by facilitating heat transfer from the process airflow to the flow of refrigerant. A condenser unit receives the flow of refrigerant and (1) reheats the process airflow by facilitating heat transfer from the flow of refrigerant to the process airflow, and (2) heats the bypass airflow by facilitating heat transfer from the flow of refrigerant to the bypass airflow. The process airflow is discharged via a process airflow outlet and the bypass airflow is discharged via a bypass airflow outlet.

Abstract: An apparatus comprises an air inlet configured to receive an inlet airflow. The inlet airflow comprises a process airflow and a bypass airflow. An evaporator unit receives a flow of refrigerant and is cools the process airflow by facilitating heat transfer from the process airflow to the flow of refrigerant. A condenser unit receives the flow of refrigerant and (1) reheats the process airflow by facilitating heat transfer from the flow of refrigerant to the process airflow, and (2) heats the bypass airflow by facilitating heat transfer from the flow of refrigerant to the bypass airflow. The process airflow is discharged via a process airflow outlet and the bypass airflow is discharged via a bypass airflow outlet.

Abstract: A dehumidification apparatus comprises an air inlet configured to receive an inlet airflow that is separated into a process airflow and a bypass airflow. An evaporator unit is operable to cool the process airflow by facilitating heat transfer from the process airflow to a flow of refrigerant as the process airflow passes through the evaporator unit. A condenser unit operable to (1) reheat the process airflow by facilitating heat transfer from the flow of refrigerant to the process airflow as the process airflow passes through a first portion of the condenser unit, and (2) heat the bypass airflow by facilitating heat transfer from the flow of refrigerant to the bypass airflow as the bypass airflow passes through a second portion of the condenser unit. The process airflow is discharged into the structure via a process airflow outlet and the bypass airflow is discharged into the structure via a bypass airflow outlet.