ELECTRICAL HARNESS FOR A COMPOSITE OBJECT
An electrical harness for a composite object comprises a first electrical layer mainly embedded in the composite of the object, a second electrical layer mainly outside the composite of the object, and a connection device electrically connecting the first layer and the second layer.
1 . An electrical harness for an object made of a composite comprising:
a first electrical layer mostly embedded in the composite of the object;
a second electrical layer mostly outside the composite of the object; and
a connection device electrically connecting the first electrical layer and the second electrical layer.
2 . The electrical harness according to claim 1 , wherein the first electrical layer comprises at least a first flexible conductor, wrapped in a first flexible envelope made of a plastic material compatible with the composite of the object.
3 . The electrical harness according to claim 2 , wherein the plastic material of the first flexible envelope is an epoxy or thermoplastic matrix composite, reinforced by glass or aramid fibers.
4 . The electrical harness according to claim 1 , where the second electrical layer comprises at least a second flexible conductor, wrapped in a second flexible envelope made of a plastic material compatible with constraints of electronics and tropicalization.
5 . The electrical harness according to claim 4 , wherein the plastic material of the second flexible envelope is polyethylene terephthalate or PET, polyethylene PE or polyimide, such as linear polyimide or PI, thermoplastic polyimide or TPI, poly bismaleimide or BMI or polymerization of monomer reagent polyimide or PMR.
6 . The electrical harness according to claim 2 , wherein the connection device comprises a first connector connected to said at least one first flexible conductor of the first electrical layer, and wherein, the second electrical layer comprises at least a second flexible conductor, wrapped in a second flexible envelope made of a plastic material compatible with constraints of electronics and tropicalization, and wherein the connection device comprises a second connector, complementary to the first connector, connected to said at least one second flexible conductor of the second electrical layer.
7 . The electrical harness according to claim 2 , wherein the connection device comprises an end of the first electrical layer revealing said at least one first flexible conductor, and wherein, the second electrical layer comprises at least a second flexible conductor, wrapped in a second flexible envelope made of a plastic material compatible with constraints of electronics and tropicalization, and wherein the connection device comprises an end of the second electrical layer revealing said at least one second flexible conductor, such that the first conductor and the second conductor are suitable to be assembled together to make a connection.
8 . The electrical harness according to claim 1 , wherein the connection device is embedded in the composite of the object.
9 . The electrical harness according to claim 1 , wherein the connection device is outside the composite of the object.
10 . The electrical harness according to claim 9 , wherein the connection device is protected by an epoxy coating and/or by a housing.
11 . The electrical harness according to claim 1 , wherein the first electrical layer comprises at least two ends emerging from the composite of the object.
12 . The electrical harness according to claim 11 , wherein the at least two ends are arranged on either side of the object.
13 . The electrical harness according to claim 1 , wherein the first electrical layer further comprises and connects at least one sensor embedded in the composite of the object.
14 . The electrical harness according to claim 1 , wherein the second electrical layer further comprises at least one electronic component, mounted on a surface of the second electrical layer.
15 . A tank for pressurized gases, comprising a composite structure, wherein the tank further comprises at least one electrical harness according to claim 1 , where the composite object is the composite structure.
16 . The tank according to claim 15 , wherein said at least one electrical harness comprises at least a first electrical harness including and connecting at least one first sensor of a first zone of the tank and at least a second harness including and connecting at least one second sensor of a second zone of the tank.
17 . The tank according to claim 16 , presenting a longitudinal extension, wherein the first zone covers a left half of the tank and said at least one first harness emerges from the composite of the composite structure at a left end of the tank and the second zone covers a right half of the tank and said at least one second harness emerges from the composite of the composite structure at a right end of the tank.