Meta material thermal shield
A meta material anisotropic, thermal insulation shield, designed to significantly improve performance of the thermal insulation by controlling path of heat flux passing through the system. Meta material techniques to enhance the thermal performance of insulating materials using thermal cloaking and/or heat flux rotation are disclosed. Meta material thermal insulating shield is implemented using anisotropic thermal insulation system comprising of rotated periodic layers of contrasting materials and thermal cloaks. Meta material insulation system can provide a system with thermal conductivity, which is much lower than the traditional systems. In other words, a meta material thermal insulation system having a much lower U-value than a traditional thermal insulation system can be designed.
1 . A meta-material drywall and/or insulation building panel with an anisotropic heat dissipating effect, comprising a first planar side, a second planar side parallel to said first planar side, a plurality of inner layers disposed between and parallel to said first planar side and said second planar side;
said plurality of inner layers of said building panel alternates between an inner layer formed from a first material and an inner layer formed from a second material, each said inner layer of said plurality of inner layers formed, at least partially, as an offset curves with non-zero curvature of at least one other inner layer of said plurality of inner layers, and each of said first material and said second material are isotropic;
said first material has a thermal conductivity greater than a thermal conductivity of said second material; wherein, upon said first planar side being heated:
a majority of heat traversing each said inner layer disperses along a curvature of said plurality of inner layers; and
a portion of heat traversing each said inner layer disperses along a plane perpendicular to said first planar side.
2 . The meta-material drywall and/or insulation building panel of claim 1 , wherein said plurality of inner layers comprises at least four layers of said first material and four layers of said second material.
3 . The meta-material drywall and/or insulation building panel of claim 2 , wherein an increase in heat flux rotation is caused by an increase in a thermal conductivity ratio between said thermal conductivity of said first material and said thermal conductivity of said second material.
4 . The meta-material drywall and/or insulation building panel of claim 1 , wherein said meta-material building panel is of a thickness and pull-through ability of drywall.
5 . The meta-material drywall and/or insulation building panel of claim 1 , wherein each layer of said plurality of inner layers forms a closed circuit loop.
6 . The meta-material drywall and/or insulation building panel of claim 5 , wherein said closed circuit loop is an elliptical loop with Now curvature, low curvature being between 0.01 to 30 degrees, inclusive.
7 . The meta-material drywall and/or insulation building panel of claim 5 , wherein said closed circuit loop is a rectangular loop with four high curvature regions, high curvature being between 60 to 90 degrees, inclusive.
8 . The meta-material drywall and/or insulation building panel of claim 1 , wherein a first grouping of layers of said plurality of inner layers have an offset curves with non-zero curvature to each other and an additive inverse curvature to a second grouping of layers of said plurality of inner layers.
9 . The meta-material drywall and/or insulation building panel of claim 8 , wherein an object is masked from heat flux by being placed between said first grouping of layers and said second grouping of layers, each said first grouping and said second grouping having curvature in a direction away from said object.
10 . The meta-material drywall and/or insulation building panel of claim 1 , wherein each said inner layer comprises two equal and opposite angled high curvature regions between zero curvature regions.
11 . The meta-material drywall and/or insulation building panel of claim 1 , wherein said third material has a thermal conductivity of greater than pan 0.03 W/(m*K) and said fourth material has a thermal conductivity of less than 0.02 W/(m*K).
12 . The meta-material drywall and/or insulation building panel of claim 1 , wherein a U-value of said building panel or said insulation layer is less than 0.05.
13 . The meta-material drywall and/or insulation building panel of claim 1 , wherein said panel exhibits an anisotropic heat dissipation effect such that, upon said first planar side being heated, a portion of heat is conducted along a plane parallel to said first planar side with each additional inner layer.
14 . A method of constructing a meta-material drywall and/or insulation building panel with an anisotropic heat dissipating effect, comprising steps of:
forming a first planar side and a second planar side parallel to said first planar side;
disposing a plurality of offset curves with non-zero curvature inner layers between and parallel to said first and second planar sides;
arranging said plurality of inner layers to alternate between a first material layer and a second material layer, each of said first material and said second material being isotropic; and
selecting said first material to have a thermal conductivity greater than a thermal conductivity of said second material;
such that, upon said first planar side being heated, a majority of heat traversing each said inner layer of said first material is conducted along said offset curves with non-zero curvature of said inner layers, and a portion of heat traversing each said inner layer of said second material is conducted along a plane perpendicular to said first planar side.
15 . The method of claim 14 , wherein said first material has a thermal conductivity greater than 0.03 W/(m·K), said second material has a thermal conductivity less than 0.02 W/(m·K), and said plurality of inner layers is configured such that a U-value of said building panel is less than 0.05.
16 . The method of claim 14 , wherein each layer of said plurality of layers forms an elliptical closed circuit loop with low curvature, low curvature being between 0.01 to 30 degrees, inclusive.
17 . The method of claim 14 , wherein each layer of said plurality of layers forms a rectangular closed circuit loop with four high curvature regions, high curvature between 60 to 90 degrees, inclusive.
18 . The method of claim 14 , wherein a first grouping of layers of said plurality of inner layers have an offset curves with non-zero curvature to each other and an additive inverse curvature to a second grouping of layers of said plurality of inner layers.
19 . The method of claim 18 , wherein an object is masked from heat flux by being placed between said first grouping of layers and said second grouping of layers, each said first grouping and said second grouping having curvature in a direction away from said object.
20 . The method of claim 14 , wherein each said inner layer comprises two equal and opposite angled high curvature regions between zero curvature regions.
21 . A meta-material drywall building insulation panel with an anisotropic heat dissipating effect, comprising:
a first planar side lying in a first x-y plane and a second planar side lying in a second x-y plane, said first and second x-y planes being parallel to one another and offset from one another in a z-direction; and
a plurality of inner layers disposed between said first planar side and said second planar side, each said inner layer being offset from said first planar side by a unique measure in said z-direction and having a non-zero curvature;
wherein:
said plurality of inner layers alternates between a first material layer and a second material layer, each of said first material and said second material being isotropic; and
upon said first planar side being heated, a majority of heat traversing each said inner layer of said first material is conducted along said non-zero curvature of said plurality of inner layers.
22 . The meta-material drywall building insulation panel of claim 19 , wherein said plurality of inner layers comprises at least four layers of said first material and at least four layers of said second material disposed alternatingly along said z-direction.