Abstract: A folding travel humidifier, comprising a humidifier main body and a water storage bag arranged on an upper part of the main body of the humidifier; the main body of the humidifier is provided with a power source, a control circuit board and the utility model An atomizer for generating a water mist during vibration; the atomizer is electrically connected to the control circuit board; the water storage bag includes a wave body disposed around the outer circumference of the humidifier main body, and can be folded and stored toward the bottom, and The inner side of the wave crest body is provided with a vent hole for outputting a water mist; the atomizer is located at an intermediate portion of the bottom of the water storage bag.

Abstract: A heat dissipation case includes a case body, a carrying frame configured to be slidably mounted on the case body, a shutter rotationally mounted on the case body, and a number of levers rotationally mounted on the case body. One end of the levers resists against the shutter. The carrying frame is configured to resist against the other end of the levers, so that the end of the levers resisting against the shutter drives the shutter to rotate and open toward the carrying frame.

Abstract: A dedicated outdoor air system and method that is capable of operating over a broader spectrum of conditions. The HVAC system of the present invention utilizes a heating means positioned within the return air passageway in order to optimize the regeneration of the desiccant wheel and energy recovery device. By positioning a heating means upstream of the regeneration side of the desiccant wheel, the system is capable of providing supply air having low dew points to the enclosed space while still providing improved energy efficiency over conventional HVAC systems.

Abstract: A determination device includes a refrigerant circuit, an operation determination unit, and a refrigerant determination unit. The refrigerant circuit is made of a compressor, a condenser, an expansion mechanism, and an evaporator that are circularly connected. In a refrigeration cycle operation in accordance with a quantity of heat required by the condensers or the evaporators, the operation determination unit determines whether the refrigeration cycle operation can be normally carried out or not. Upon determination that the refrigeration cycle operation cannot be normally carried out, the refrigerant determination unit determines whether a refrigerant in the refrigerant circuit is regenerable or not, based on a result of the determination. Thus the determination device is provided by which an effort involved with determination as to whether the refrigerant is regenerable or not can be reduced.

Abstract: A Gifford-McMahon (GM) type double-inlet pulse tube system providing cooling at cryogenic temperatures is provided. The system has a co-axial double-inlet valve that includes a base having an adjustable port, a fixed needle partially engaged in one end of the adjustable port, an adjustable needle partially engaged in another end of said adjustable port, and a body for housing the base, the fixed needle and the adjustable needle. The base is configured to be adjustable along an axial direction. The adjustable needle is arranged co-axially with the fixed needle. The adjustable port and the adjustable needle are configured to control an alternating current (AC) flow and a direct current (DC) flow between the stem port and the end port and to produce the DC flow in either direction between the stem port and the end port.

Abstract: An apparatus includes a conduit coupled to a suction header that is configured to receive a refrigerant and an oil separator that is configured to separate an oil from the refrigerant received from a compressor. During a first mode of operation, the conduit is configured to remove excess oil from the refrigerant that has collected at the suction header. During a second mode of operation, the oil separator is configured to direct to the conduit the oil separated from the refrigerant received from the compressor. The conduit is configured to direct to an oil reservoir the oil from the oil separator and the excess oil removed from the refrigerant.

Abstract: An air conditioner unit includes a housing with an outdoor heat exchanger assembly and an indoor heat exchanger assembly therein. A makeup air intake duct an a makeup are exhaust duct are disposed above the housing parallel to each other. The air conditioner unit also includes a heat exchanger having a first coil and a second coil. The first coil is disposed within the makeup air intake duct. The second coil is disposed with the makeup air exhaust duct. The heat exchanger also includes a first pipe connecting an outlet of the first coil to an inlet of the second coil and a second pipe connecting an outlet of the second coil to an inlet of the first coil.

Abstract: An ice-tray for ice-making machines is formed by modular fabricated cups that can assembled together within a frame to create an ice-tray of arbitrary dimensions allowing a sharing of components among a variety of ice-tray sizes. Individual cups may include ice formation sensors or heaters or may be heated by an induction heating system.

Abstract: A thermal ground plane (TGP) is disclosed. A TGP may include a first planar substrate member comprising copper and a second planar substrate member comprising a metal, wherein the first planar substrate member and the second planar substrate member enclose a working fluid. The TGP may include a first plurality of pillars disposed on an interior surface of the first planar substrate and a mesh layer disposed on the top of the first plurality of pillars, wherein the mesh layer comprises at least one of copper, polymer encapsulated with copper, or stainless steel encapsulated with copper. The TGP may also include a second plurality of pillars disposed on an interior surface of the second planar substrate member within an area defined by the perimeter of the second planar substrate member and the second plurality of pillars extend from the second planar substrate member to the mesh layer.

Abstract: A multiple-circuit heating and cooling system includes a first refrigeration circuit having a first condenser and a first evaporator and a second refrigeration circuit having a second condenser and a second evaporator. The first condenser and the second condenser are arranged in a first row split configuration, and the second condenser is downstream of the first condenser relative to a first air flow directed across the second condenser and the first condenser. Additionally, the first evaporator and the second evaporator are arranged in a second row split configuration, and the first evaporator is downstream of the second evaporator relative to a second air flow directed across the first evaporator and the second evaporator.

Abstract: Apparatus are provided for preventing the formation of ice crystals in a biological sample containing a non-Newtonian fluid as a cryopreservation medium. The apparatus may be used to prevent ice formation during cryopreservation of biological samples, or during warming of cryopreserved biological samples, by changing the viscosity of the non-Newtonian fluid. The apparatus (200) comprises a housing (202) for a container (212) containing the biological sample (214) and the non-Newtonian fluid, and a device (204) for inducing a change in viscosity of the cryopreservation medium. The change in viscosity may be increased by inducing shear thickening of the cryopreservation medium, or the change in viscosity may be decreased by inducing shear thinning of the cryopreservation medium. Possible viscosity-changing devices comprise a tapping device, a piston, a rotating device, a compression device, a sound generating device, a permanent magnet or a electromagnetic field generating device.

Abstract: An air guide for a ceiling-type air conditioner is applied to the ceiling-type air conditioner comprising: an indoor unit having a heat exchanger and a blower embedded therein, and having a plurality of blowing passages for discharging, to the outside, air which has passed through the heat exchanger; a plurality of inlets for receiving the air discharged through the plurality of blowing passages; and a discharge panel having an inner space, of which at least a portion communicates with the plurality of inlets, and a ring or arc-shaped opening for discharging, into a room, air which has flowed into the inner space. The air guide includes: at least two partition parts formed in parallel to the radial direction of the opening, and dividing the inner space in the circumferential direction; and a curved part connecting the at least two partition parts, and formed in an arc shape, and is detachably inserted into the inside of the opening from the outside of the opening.

Abstract: A heater assembly for a heating, ventilation, and/or air conditioning (HVAC) system has a heater and a controller enclosure. The heater has a plurality of heating elements in a frame that has two opposing ends. The controller enclosure has two end walls and a plurality of side walls in a non-rectangular polygonal configuration. One of the two opposing ends of the frame is coupled to one of the two end walls such that an orientation of the heating elements may be changed based on respective locations of the plurality of side walls of the controller enclosure.

Abstract: A frame is provided and is adapted to be installed in an opening and between the external unit and the roof or wall and having locating elements on each of a first side and an opposite second side of the frame, the locating elements or projections being configured together to locate the frame in the opening and to locate the frame in the external unit. The locating elements in the frame are positioned so that if the opening is the first type, the frame is adapted to be installed with the first side facing the roof or wall, and if the opening is the second type, the frame is adapted to be installed with the first side facing the external unit.

Abstract: A vehicle thermal system includes a heat-generating component, a heat-absorbing component, a liquid coolant reservoir for receiving and distributing a liquid coolant, a first liquid loop that is connected to the liquid coolant reservoir, includes a first pump upstream from a first functional component to circulate the liquid coolant, is heated by the heat-generating component, and includes a first valve downstream from the first functional component to control recirculation or return of the liquid coolant to the liquid coolant reservoir, and a second liquid loop that is connected to the liquid coolant reservoir, includes a second pump upstream from a second functional component to circulate the liquid coolant, is cooled by the heat-absorbing component, and includes a second valve downstream from the second functional component to control recirculation or return of the liquid coolant to the liquid coolant reservoir.

Abstract: A refrigerator includes a cabinet defining a storage chamber, a drawer door configured to be inserted into and withdrawn out of the storage chamber, a driving device provided at the door part, an elevation device provided at the drawer part and having a scissors lift assembly, and a connecting assembly that couples the driving device to the scissors lift assembly to transfer driving force from the driving device to the scissors lift assembly. The elevation device is configured, based on being uncoupled from the connecting assembly, to be separable from the drawer part, and the elevation device includes a restricting unit configured to restrict the scissors lift assembly from unfolding when the elevation device is separated from the drawer part. The drawer door includes a drawer part and a door part that is configured to, based on the drawer door being inserted into the storage chamber, close the storage chamber.

Abstract: This document relates to methods and materials for improving the removal of gas from cryogenic freezing bags. For example, this document describes methods and devices for restricting air paths within the cryogenic freezing bag.

Abstract: The invention concerns a cryogenic system (1) for vitrifying a substance comprising biological material to be preserved in a receiving region of a thin tube (8), comprising a tank (10) containing a bath (11) of a cryogenic agent and a support member (80) mounted on said tank in a predetermined first position in which said tube is orientated upright, the receiving region being immersed in a liquid zone (17) of said bath, and an opening of said tube being situated above said bath, in a zone of ambient air above said bath, in order to introduce the substance into the tube, the support member being mounted on said tank in a second predetermined position, in which said receiving region is immersed in the liquid zone and said opening is situated immediately above said liquid zone, in a gaseous zone (18) of said bath above said liquid zone and below said zone of ambient air, and being raised from said second position.

Abstract: An air conditioner indoor unit includes an air outlet frame, a front water receiving tray, and a panel. The air outlet frame includes an upper enclosure plate, a lower enclosure plate, and a side enclosure plate located between and connecting the upper enclosure plate and the lower enclosure plate. The front water receiving tray is above the upper enclosure plate and includes a protrusion section protruding out of the side enclosure plate and a water outlet hose at the protrusion section. The water outlet hose is configured to be received in a receiving cavity formed below the protrusion section and opening forward. The panel includes a cover member configured to cover the receiving cavity when the panel is in a closed state.

Abstract: A muffler comprises a housing enclosed to form a hollow cavity, the cavity comprises a cylindrical chamber and a rectangular parallelepiped chamber, wherein one of bottom surfaces of the cylindrical chamber is connected with a first surface of the rectangular parallelepiped chamber, the cylindrical chamber communicates with an interior of the rectangular parallelepiped chamber, and the cylindrical chamber is provided with an air inlet and an air outlet.