Functional gradient multi-scale thermal metamaterial design method for additive manufacturing
The invention discloses an additive manufacturing-oriented functional gradient multi-scale thermal metamaterial design method, which comprises the following steps of: S1, giving a level set function, and obtaining a gradient change lattice structure by controlling the cutting height of a cutting sur...
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| creator | DU YIYU HUO SENLIN SHI YOUAN ZHAO YONG DO BYUNG-HYO SHENG TAO MORINORI |
| description | The invention discloses an additive manufacturing-oriented functional gradient multi-scale thermal metamaterial design method, which comprises the following steps of: S1, giving a level set function, and obtaining a gradient change lattice structure by controlling the cutting height of a cutting surface; s2, gradient lattice structures with different volume fractions are obtained by selecting cutting surfaces with different heights, and the volume fractions are continuous design variables of all design units in coarse grids in the lattice structures; s3, calculating a sample homogenization heat conduction coefficient matrix, and obtaining an equivalent heat conduction coefficient of the lattice structure configuration; s4, constructing an agent model, and obtaining the agent model according to the homogenized heat conduction coefficients of a plurality of lattice structure samples obtained after sampling the relative density according to the set discrete resolution; s5, inverse homogenization design is carrie |
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| subjects | CALCULATING COMPUTING COUNTING ELECTRIC DIGITAL DATA PROCESSING INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTEDFOR SPECIFIC APPLICATION FIELDS PHYSICS |
| title | Functional gradient multi-scale thermal metamaterial design method for additive manufacturing |
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