The present application discloses a heat exchange apparatus and a heat pump system provided with same. The heat exchange apparatus includes a heat exchanger and a refrigerant adjustment container with an opening, the heat exchanger includes a first header, a second header and a plurality of heat exchange tubes, two ends of each heat exchange tube are respectively connected to the first header and the second header so as to connect the first header and the second header, and the opening of the refrigerant adjustment container is either of the first header and the second header. The heat exchange apparatus in the present application has the refrigerant adjustment container for adjusting refrigerant in the system, so as to improve system effectiveness.

Aspects of the disclosure are directed to a heat exchanger comprising: a first plurality of channels configured to convey a first medium at a first set of temperatures along a first span of the first plurality of channels, the first set of temperatures including a first inlet temperature and a first outlet temperature, a second plurality of channels configured to convey a second medium at a second set of temperatures along a second span of the second plurality of channels, the second set of temperatures being at least partially different from the first set of temperatures and including a second inlet temperature and a second outlet temperature, and a core region where the first plurality of channels and the second plurality of channels are co-mingled with respect to one another.

A counterflow heat transfer system comprises a heat exchanger and a flow controller arranged to convey a first fluid through the heat exchanger in a first flow direction and a second fluid through the heat exchanger in a second counterflow direction. The heat exchanger comprises at least one first thermally conductive tube conveying the first fluid and at least one second thermally conductive tube conveying the second fluid. The first and second tubes are wound around one another and in contact with one another in an entwined tubular arrangement.

The present invention relates to an assembled material tube of hot and cold foods supplying machine, including a plurality of material tube bodies, in which penetrating feed channels are provided internally; each of the material tube bodies has a cooling channel provided with an inlet and an outlet to respectively and correspondingly input and output a working fluid through the cooling channel for performing thermal exchanges, whereby cooling occurs in segmentations for each of the feed channels; a plurality of temperature measurement units each of which is provided with a detecting end for detecting a temperature in the corresponding feed channel; and a plurality of heating units perform heating in segmentations for each of the feed channels. Accordingly, said machine can be separately used as hot food supplying machine or cold food supplying machine, so as to achieve the aim of using one machine for two purposes.

A heat exchange module, a heat exchanger and a method for additively manufacturing the heat exchanger are provided. The heat exchanger includes a plurality of stacked heat exchange modules defining a flow passageway. Each heat exchange module defining a substantially curved closed geometry defining a central axis that extends along the axial direction. Each heat exchange module includes a first heat exchanging fluid inlet, a first heat exchanging fluid outlet and a plurality of heat exchange tubes fluidly coupling the first heat exchanging fluid inlet and the first heat exchanging fluid outlet. The plurality of heat exchange tubes defining a plurality of first heat exchanging fluid flow passages of equal length and a plurality of second heat exchanging fluid flow passages of equal hydraulic diameter.

A first conduit having a cylindrical upper entrance region with the axis of the cylindrical region oriented vertically, which accepts incoming downwardly flowing hot drain water, a central region of said first conduit below the said entrance region having a conical shape of increasing diameter, reaching a maximum diameter 2-7 times larger than the upper region, the shape then transitioning to a decreasing diameter area of a conical shape, the shape transitioning to a cylindrical lower region with a diameter similar to the upper region diameter; a second conduit for the flow of the shower cold water supply, with a diameter 10-40 times smaller than the maximum diameter of the drain water conduit, and a length 10-40 times longer than the vertical length of the drain water conduit, the second conduit tightly wrapped around the first conduit and in close thermal contact with the first conduit.

An intensified cassette-type heat dissipation module includes a heat sink, an amplifying loop heat pipe, a condensing block and an object of application. The heat sink is provided with an embedding space for latching of plural refrigeration chips and the condensing block. The heat sink utilizes the amplifying loop heat pipe to dissipate heat, and the condensing block is transfixed with a cold-surface loop heat pipe to transmit a cold source to the object of application. The refrigeration chips transmit energy to the condensing block, and the cold-surface loop heat pipe supplies energy required by the object of application.

An inverted heat exchanger device includes an exterior conduit elongated and extending around a center axis between a first end and second end. The exterior conduit including a body having an exterior surface, an interior surface, a center core elongated along the center axis, and plural walls extending between the center core and the interior surface. A first conduit is disposed inside the exterior conduit that includes an inlet, plural core passages, an outlet, and internal manifolds. A first fluid is configured to flow along the first conduit. A second conduit is also disposed inside the exterior conduit. The second conduit includes an inlet, plural core passages, an outlet, and internal manifolds. A second fluid is configured to flow along the second conduit. The plural walls are configured to define the first conduit and the second conduit within the body of the exterior conduit.

A heat exchanger includes a core, a first manifold, and a second manifold. The first and second manifolds include a primary fluid channel extending between a fluid port and a first branched region, a plurality of secondary fluid channels fluidly connected to the primary fluid channel at the first branched region, and a first overlap region of the plurality of secondary fluid channels downstream of the first branched region and connected to the core. The plurality of secondary fluid channels are interleaved at the first overlap region such that a first layer of secondary fluid channels of the first manifold forms a first flow layer within the core, a first layer of secondary fluid channels of the second manifold forms a second flow layer within the core, and the first flow layer is adjacent and parallel to the second flow layer.

At least two spacers in an elongated shape is provided between an internal pipe and an external pipe along the center line of a double pipe. In the cross section of a bent portion as viewed in a direction along the center line of the double pipe, the first spacer is located inwardly relative to the center of the double pipe with reference to the radial direction of the bent portion. The second spacer is located outwardly relative to the center of the double pipe. When a straight line that passes through the center of the radius of the bent portion and through the center of the double pipe is taken as a reference line at least either one of the first spacer or the second spacer overlaps the reference line.