Electric arrangement, panel and heat exchanger
An electric arrangement comprising a casing; a heat generating electric component arranged inside the casing; and a heat exchanger comprising a three dimensional lattice cell structure, the three dimensional lattice cell structure being arranged to conduct a dielectric cooling fluid from the casing at an exterior side of the casing for heat exchange with an ambient fluid, and back towards the casing for cooling of the electric component. A panel for a heat exchanger and a heat exchanger comprising a plurality of panels are also provided.
1 . An electric arrangement comprising:
a casing;
a heat generating electric component arranged inside the casing; and
a heat exchanger comprising a three dimensional lattice cell structure,
the three dimensional lattice cell structure being arranged to conduct a dielectric cooling fluid from the casing at an exterior side of the casing for heat exchange with an ambient fluid, and back towards the casing for cooling of the electric component,
the three dimensional lattice cell structure further comprising:
a plurality of cells each comprising a plurality of openings in fluid communication with openings of adjacent cells in three orthogonal directions; and
a plurality of ends closing respective cells of the three dimensional lattice structure to contain the dielectric cooling fluid within the three dimensional lattice cell structure and to promote flow of the ambient fluid around the plurality of ends, wherein the plurality of ends are substantially conical.
2 . The electric arrangement according to claim 1 , wherein the heat exchanger comprises a plurality of bodies, each body comprising a three dimensional lattice cell structure or a two dimensional lattice structure.
3 . The electric arrangement according to claim 2 , wherein each body is detachably connected to the casing.
4 . The electric arrangement according to claim 2 , wherein each body is a panel comprising a two dimensional lattice cell structure.
5 . The electric arrangement according to claim 4 , wherein the panels are arranged in a stack to form the three dimensional lattice cell structure.
6 . The electric arrangement according to claim 1 , wherein the three dimensional lattice cell structure comprises a triply periodic substantially minimal surface.
7 . The electric arrangement according to claim 1 , wherein the three dimensional lattice cell structure comprises non-flat and flow-promoting ends.
8 . The electric arrangement according to claim 1 , wherein the heat exchanger comprises two three dimensional lattice cell structures arranged in parallel, and wherein each three dimensional lattice cell structure is arranged to conduct the cooling fluid from the casing at the exterior side of the casing for heat exchange with an ambient fluid, and back towards the casing for cooling of the electric component.
9 . The electric arrangement according to claim 1 , wherein the heat exchanger further comprises pipes for conducting the ambient fluid through the three dimensional lattice cell structure.
10 . The electric arrangement according to claim 1 , wherein the heat exchanger comprises a guiding structure inside the three dimensional lattice cell structure, the guiding structure being arranged to guide the cooling fluid along a defined path inside the three dimensional lattice cell structure.
11 . The electric arrangement according to claim 1 , further comprising a pump arrangement arranged to generate a flow of the cooling fluid through the three dimensional lattice cell structure.
12 . The electric arrangement according to claim 1 , further comprising a fan arrangement arranged to generate a flow of the ambient fluid in the three dimensional lattice cell structure.
13 . The electric arrangement according to claim 12 , wherein the fan arrangement is arranged to generate a flow of the ambient fluid in the three dimensional lattice cell structure in at least two different directions.
14 . The electric arrangement according to claim 1 , wherein the electric arrangement is a high voltage static electric induction system.
15 . The electric arrangement of claim 1 , wherein each cell of the plurality of cells further comprises:
a first pair of opposite first openings arranged along a first axis, wherein at least one third opening is connected to an opposite first opening of an adjacent cell in the three dimensional lattice cell structure;
a second pair of opposite second openings arranged along a second axis perpendicular to the first axis, wherein at least one second opening is connected to an opposite second opening of an adjacent cell in the three dimensional lattice cell structure; and
a third pair of opposite third openings arranged along a third axis perpendicular to the first axis and the second axis, wherein at least one third opening is connected to an opposite first opening of an adjacent cell in the three dimensional lattice cell structure,
wherein the electric arrangement further comprises a the plurality of ends are coupled to a plurality of first openings, second openings, and third openings of the plurality of cells.