This cooling module (14A) comprises: an assembly of one or more Peltier cells comprising, on the inside, an internal heat transmission face and, on the outside, an external heat transmission face; an internal heat sink (46A) and an external heat sink (48A), which are in thermal contact, respectively, with the internal heat transmission face and the external heat transmission face; and at least one internal fan (50A) and at least one external fan (54A), which are respectively suitable to circulate an internal air flow through the internal heat sink (46A) and an external air flow through the external heat sink (48A).

A portable, independent thermoelectric temperature regulated system for providing active cooling to one or more payloads. The system includes a thermally insulated housing, one or more thermoelectric converters embedded in the thermally insulated housing, and a power source. The system may include one or more optional payload containers. Multiple payload containers may be used in the same housing. The system includes a control circuit for managing temperature of the payload(s) based on user selections. The housing may be hard or soft, and the multiple payload containers may be maintained at different temperatures. Optional phase change materials may be included that may be charged by the active thermoelectric converter discharged as a source of passive cooling or heating.

An apparatus for waste heat recovery is provided. The apparatus includes a base block disposed adjacent to a heat source, a thermoelectric generator including a first end and a second end, the first end being thermally coupled to the base block and configured to receive heat from the heat source, and a thermoelectric cooler including a third end and a fourth end, the third end being thermally coupled to the second end. The thermoelectric cooler is configured to receive an electric current, which causes the third end to cool and the fourth end to heat such that the third end conducts heat from the second end. Related apparatus, systems, techniques, and articles are also described.

Disclosed is a vehicle air-conditioning device using semiconductor as a cooling core, including a thermoelectric cooling chip, a cooling circulator, a heat dissipation device, and a power-supplying and temperature-controlling device. The thermoelectric cooling chip has an electricity receiving end electrically connected to the power-supplying and temperature-controlling device to receive electricity therefrom to be energized as to have an end thereof forming a cold generating surface adjacent to the cooling circulator and an end opposite to the cold generating surface forming a heat generating surface adjacent to the heat dissipation device. The cooling circulator includes a tube-winding circulation box including temperature-reduction conducting fins distributed on a surface, a temperature-receiving water tank, a temperature-receiving conducting plate, a fan, and an assistive temperature transferring device including an electric water pump. The tube-winding circulation box is connected through piping to the temperature-receiving water tank that is stacked with the temperature-receiving conducting plate.

A secure delivery container can have a body with a chamber that can receive one or more items for delivery to an end recipient and a door actuatable to close the chamber in a locked position and open to allow access to the items. The container can have a heat transfer system with one or more heat transfer elements in thermal communication with one or more surfaces of the body that define the chamber and configured to heat or cool the one or more surfaces to heat or cool the delivery items in the chamber. The container can wirelessly communicate with a remote electronic device to receive information from the remote electronic device and to communicate operational information from the one or more heat transfer elements to the remote electronic device.

A portable cooler container with active temperature control system is provided. The active temperature control system is operated to heat or cool a chamber of a vessel to approach a temperature set point suitable for a medication stored in the cooler container.

The present invention provides systems, methods, and articles for stress reduction and sleep promotion. A stress reduction and sleep promotion system includes at least one remote device, at least one body sensor, and at least one remote server. The sleep promotion devices includes a control unit able to thermoelectrically heat or cool a fluid circulating through a mattress pad. In one embodiment, the control unit includes Peltier chips connected to two heat sinks via heat pipes, with both heat sinks attached to a fan for dissipating heat. In another embodiment, the control unit further includes EMF shielding for reducing EMF interference with a user's sleep.

The present invention provides systems, methods, and articles for stress reduction and sleep promotion. A stress reduction and sleep promotion system includes at least one remote device, at least one body sensor, and at least one remote server. In other embodiments, the stress reduction and sleep promotion system includes machine learning.

Thermoelectric cooler systems for thermal enhancement in immersion cooling and associated methods thereof are disclosed. According to an aspect, a system includes a liquid vessel that defines an interior space for holding a cooling liquid and an electronic component. The system also includes a heat conduit including a first portion, a second portion, and a third portion. The heat conduit is configured to transfer heat between the portions. Further, the first portion is configured to transfer heat from the electronic component to the second portion. The second portion is configured to transfer heat to the cooling liquid and to the third portion. The system includes a thermoelectric cooler positioned within the interior space. The thermoelectric cooler includes an absorption side and a rejection side. The thermoelectric cooler is configured to transfer heat from the absorption side to the rejection side.

The invention discloses an atmospheric water harvesting device based on a semiconductor chilling plate and a preparation method thereof. A first anti-gravity wicking material and a second anti-gravity wicking material are used as water transmission channel to realize a continuous atmospheric water harvesting on the same plane, the first anti-gravity wicking material and the second anti-gravity wicking material are combined with the semiconductor chilling plate, and the cold side can continuously maintain the temperature of the hygroscopic area, so that the hygroscopic salt on the surface of the anti-gravity wicking material maintains a stable moisture absorbing rate. The heat at the hot side can accurately heat the desorbing area on the surface of the material, the cooling capacity and the heat of the semiconductor chilling plate can be fully utilized, and the atmospheric water absorbing with low energy consumption is realized. According to the invention, a hygroscopic area and a desorbing area are formed on the water absorption system through the cold sides and the hot sides of the semiconductor chilling plates to realize water absorption in the air with low energy consumption; the continuous water extraction in the atmospheric is realized by regularly switching the cold sides and the hot sides of the semiconductor chilling plates.