Embodiments are disclosed of a fluid delivery and distribution apparatus. The apparatus includes an energy-generating fluid distributor with a hot manifold including a hot chamber fluidly coupled to one or more fluid return inlets and a distributor return outlet, a cold manifold including a cold chamber fluidly coupled to a distributor supply inlet and one or more fluid supply outlets, and one or more thermoelectric devices sandwiched between the hot manifold and the cold manifold so that the thermoelectric device is in thermal contact with the hot chamber and in thermal contact with the cold chamber. The outlet of a main supply line is fluidly coupled to the distributor supply inlet, and the main supply line has a pump fluidly coupled therein that is electrically coupled to the thermoelectric device. The outlet of a main return line is fluidly coupled to the distributor return outlet.

Embodiments are disclosed of a fluid distributor and systems with the fluid distributor. The fluid distributor includes a fluid supply conduit having a main supply inlet and a main supply outlet and a fluid return conduit having a main return inlet and a main return outlet. A thermoelectric assembly is sandwiched between the supply conduit and the return conduit. The thermoelectric assembly including a thermoelectric device sandwiched between a pair of thermally conductive layers, with one thermally conductive layer in thermal contact with the supply conduit and the other thermally conductive layer in thermal contact with the return conduit.

A method for adjusting an aquarium water temperature through direct heat exchange by a water temperature adjustment apparatus for an aquarium includes: a first step of allowing a smart sensor unit to measure the temperature of the water; a second step of controlling a heat exchange adjuster that sunk in the water to adjust the temperature of the water based on the temperature of the water measured by the smart sensor unit; and a third step of allowing the heat exchange adjuster to adjust direct heat exchange with the water.

A refrigerator includes a main body in which a first storage compartment is defined, and a heat exchange chamber defined in the main body. An evaporator received in the heat exchange chamber. A second storage compartment is provided in the first storage compartment and a quick cooling module to cool an inside of the second storage compartment is provided, where the quick cooling module heat-exchanges with a refrigerant pipe of the evaporator. The quick cooling module includes a thermal conductive unit in thermal conduction with the refrigerant pipe, and a thermoelectric device having a first surface in thermal conduction with the thermal conductive unit to heat-exchange with the thermal conductive unit when current is supplied and a second surface facing the second storage compartment.

The present invention provides a semiconductor refrigerator, which comprises: a liner; at least one semiconductor cooler; and a plurality of cold end heat exchanging devices, each of which is configured to allow the refrigerant to flow therein and undergo phase-change heat exchange to transfer cold from the cold end of the semiconductor cooler to the storage compartment of the liner. Each of the cold end heat exchanging devices has three refrigerant pipelines, each refrigerant pipeline having an evaporation section which is downwardly bent and extends in a vertical plane and has a closed tail end, the evaporation sections of the three refrigerant pipelines of each of the cold end heat exchanging devices being thermally connected to the rear wall and two side walls of the liner respectively. Energy efficiency of the semiconductor refrigerator is improved significantly.

An electric submersible well pump assembly includes a pump and an electrical motor filled with a dielectric lubricant. A capsule extends around a portion of the motor, defining a chamber between the capsule and the motor. A port through a side wall of the motor communicates the lubricant within the motor to the chamber. Thermoelectric devices are located within the chamber. Voltage supplied to the thermoelectric devices cools the lubricant.

An air-conditioning device is provided, having a plurality of duct modules and a power module. Each of duct modules has a first end, a second end opposite to the first end, a temperature adjusting unit, and a first airflow guiding unit. The temperature adjusting unit has a first side configured for generating a first temperature range and a second side opposite to the first side configured for generating a second temperature range. The first airflow guiding unit is disposed at the first end or the second end of the duct module configured for guiding an airflow to enter through the first end, pass through the first side or the second side, and exit from the second end. The power module provides power required for operations of the temperature adjusting unit and the first airflow guiding unit.

A thermoelectric arrangement for use in a cooling system (4, 6) of a motor vehicle has a thermocouple (8) with a first, heat-outputting thermal element (10), a second, heat-absorbing thermal element (12) and a conductor element (14) through which current flows. At least two cooling circuits (16, 18, 20) are provided. The first thermal element (10) is arranged in at least one cooling circuit (16, 18, 20), and the second thermal element (12) is arranged in at least one heating circuit (48). The first thermal element (10) is arranged in a first connecting line (22) that is connected fluidically to the respective cooling circuits (16, 18, 20) via valve arrangements (24, 26; 28, 30; 32, 34) on the input and output sides of the first thermal element (10). A cooling system having such a thermoelectric arrangement also is described.

The present invention provides a cold end heat exchanging device, which comprises: a cold end heat exchanging part which defines an inner cavity or pipeline for containing a refrigerant existing in both gas and liquid phases; and a plurality of refrigerant pipelines, each provided with: an evaporation section which is downwardly bent and extends in a vertical plane and has a closed tail end, and a connection section which is upwardly bent and extends from a starting end of the evaporation section and is connected to the inner cavity or pipeline; wherein the evaporation sections of at least some refrigerant pipelines are arranged in two vertical planes perpendicular to each other. The present invention further provides a semiconductor refrigerator having the cold end heat exchanging device. The cold dissipation efficiency of the cold end heat exchanging device and the energy efficiency of the semiconductor refrigerator are significantly improved.

A water block module includes a first water block and a refrigeration module. The first water block is provided with a first heat source surface in contact with a processor and a cold source surface in contact with the refrigeration module. A circulating water path is arranged in the first water block for circulating flow of external refrigeration liquid from the first heat source to the cold source surface so as to reduce the temperature of refrigeration liquid in the circulating water path. The circulating water path in the first water block flows through the first heat source surface, so as to absorb and carry away the heat, thereby achieving the purpose of reducing the temperature of the processor. The refrigeration module is arranged on the cold source surface of the first water block, so that the circulating water path absorbs the heat from the first heat source surface.