A thermal-interface-material (TIM)-free thermal management apparatus includes a thermally-conductive unitary structure having an integrated circuit (IC) side and cooling system side, the thermally-conductive unitary structure including a plurality of high aspect ratio micro-pillars or porous structures extending from the IC side and a cooling system extending from the cooling system side. The cooling system may be selected from the group consisting of: a vapor chamber, micro-channel cooler, jet-impingement chamber, and air-cooled heat sink. The cooling system and the plurality of high aspect ratio micro-pillars form part of the same homogenous and thermally-conductive unitary structure.

A temperature plate includes a plate body and a supporting structure. The plate body has a first plate and a second plat, and a vacuum chamber is defined by the first plate and the second plate. The first plate has a first surface away from the vacuum chamber. The plate body is bent to form a bent portion with the first surface to be a compressive side, and the supporting structure is disposed corresponding to the bent portion. This configuration can prevent the deformation as bending the temperature plate and enhance the heat dissipation performance. In addition, a heat dissipation device adapting the temperature plate is also disclosed, and the heat dissipation device further includes a cooling fin assembly disposed on the first surface of the plate body.

A heat spreader with a liquid-vapor separation structure includes a first panel, a second panel bonded with the first panel and defining therebetween an enclosed accommodation chamber, multiple spacer members arranged spaced apart from one another in the accommodation chamber and abutted between the first panel and the second panel and defining multiple vapor passages and liquid passages therebetween and dividing the accommodation chamber into a heat-absorbing zone and a condensing zone that are disposed in communication with each other through the vapor passages and the liquid passages, a first wick material partially disposed in the liquid passages and partially disposed in the heat-absorbing zone and the condensing zone, and a working fluid filled in the accommodation chamber.

An radiator includes a radiator body. A first side of the radiator body defines an arc-shaped heat conducting surface. A second side of the radiator body defines a heat dissipating tooth area. The heat dissipating tooth area includes a middle heat dissipating tooth area and two trunk heat dissipating tooth areas symmetrically arranged on two sides of the middle heat dissipating tooth area. A plurality of first heat dissipating fins is arranged in the middle heat dissipating tooth area. Each of the trunk heat dissipating tooth areas includes a trunk and a plurality of second heat dissipating fins. Each trunk is obliquely arranged on the radiator body. The plurality of second heat dissipating fins is arranged on one side of a corresponding trunk away from the plurality of first heat dissipating fins.

A generator structure includes a lower compartment, an upper compartment, and an intake duct. The lower compartment is configured to support and house at least an alternator and an engine. The upper compartment configured to support and house and at least one cooling device configured to cool the lower compartment. The upper compartment and the lower compartment are vertically arranged. The intake duct is integrated with the lower compartment and includes an upper pathway duct and a lower pathway duct. The upper pathway duct provides a path of air to at least an intake of the engine and the lower pathway ducts provides a path of air to at least cool the alternator.

A generator structure includes a lower compartment, an upper compartment, and an intake duct. The lower compartment is configured to support and house at least an alternator and an engine. The upper compartment configured to support and house and at least one cooling device configured to cool the lower compartment. The upper compartment and the lower compartment are vertically arranged. The intake duct is integrated with the lower compartment and includes an upper pathway duct and a lower pathway duct. The upper pathway duct provides a path of air to at least an intake of the engine and the lower pathway ducts provides a path of air to at least cool the alternator.

A support structure for a rotary regenerative heat exchanger includes an upper section, a lower section, and a plurality of support members. The upper section includes an upper ring having a first exterior surface, an upper hub and at least three upper spokes each extending between and secured at respective ends thereof to the upper ring and the upper hub. Each of the plurality of support members are fixedly secured, directly or indirectly, to the upper ring and the lower section. An annular space is between the upper ring and the lower ring, which is configured to receive compartments of a rotor assembly. The upper hub, the upper spokes and the support members cooperate to provide rigidity to the support structure by cooperating to support and transmit the weight of the upper spokes, the upper ring and the upper hub to the lower section.

A support structure for a rotary regenerative heat exchanger includes an upper section, a lower section, and a plurality of support members. The upper section includes an upper ring having a first exterior surface, an upper hub and at least three upper spokes each extending between and secured at respective ends thereof to the upper ring and the upper hub. Each of the plurality of support members are fixedly secured, directly or indirectly, to the upper ring and the lower section. An annular space is between the upper ring and the lower ring, which is configured to receive compartments of a rotor assembly. The upper hub, the upper spokes and the support members cooperate to provide rigidity to the support structure by cooperating to support and transmit the weight of the upper spokes, the upper ring and the upper hub to the lower section.

A heat exchanger for use in a gas turbine engine has a central body including an inlet manifold and at least one tube providing an outlet manifold, and a plurality of tubes communicating holes in an outer periphery of the inlet manifold to holes in an outer periphery of the outlet manifold, and passages for cooling air to pass across the tubes. A gas turbine engine is also disclosed.

A modular system for heat exchange between fluids includes a plurality of open elements that, by means of two end plates, are connected together. An open element is constituted of a folded and sealed sheet material that is arranged in a frame.