Abstract: A structure includes: a first elastic member extending along a predetermined direction and having first end portions in the predetermined direction and a first intermediate portion located between the first end portions; and a second elastic member disposed on one surface side of the first elastic member, the second elastic member having second end portions in the predetermined direction, the second end portions being respectively connected to the first end portions, and a second intermediate portion located between the second end portions, with at least part of the second intermediate portion having a convex shape in a direction away from the first intermediate portion.

Abstract: An embodiment of the present disclosure provides a design assistance apparatus 100 for designing a structure including a partition wall structure that separates a plurality of different flow paths from each other. The apparatus 100 includes a control unit (processor) 130 configured to execute: acquiring design space information that specifies a design space of the structure; acquiring flow path characteristic shape information that specifies a characteristic shape of each flow path to be formed within the design space, the flow path characteristic shape information being identified by a line or a surface; and generating a boundary surface that separates the plurality of flow paths from each other within the design space, based on the design space information and the flow path characteristic shape information.

Abstract: An embodiment of the present disclosure provides a structure (100) including a partition wall structure (110) formed based on a periodic surface forming a first channel space (120) and a second channel space (130) in a state where the first channel space (120) and the second channel space (130) are separated from each other, the first channel space (120) being formed of multiple first channels (122) connected to each other, the second channel space (130) being formed of multiple second channels (132) connected to each other. A region where a ratio of a channel diameter of the first channels (122) and a channel diameter of the second channels (132) changes is provided in at least a part of the structure (100).

Abstract: An embodiment of the present disclosure provides a structure (1) for heat exchange, the structure (1) including a partition wall structure (10) that forms a first flow channel space (12) and a second flow channel space (14) with the first flow channel space and the second flow channel space separated from each other, the first flow channel space (12) being a space in which a plurality of first flow channels (12a) extending spirally in a certain direction are formed in communication with each other, the second flow channel space (14) being a space in which a plurality of second flow channels (14a) extending spirally in the certain direction are formed in communication with each other.

Abstract: An electric motor includes a rotor configured to rotate freely about a rotary shaft, and a stator core arranged outside the rotor. The stator core includes an inner yoke portion having an annular shape, a tooth portion extending inwardly from the inner yoke portion in a radial direction, an outer yoke portion having an annular shape arranged outward of the inner yoke portion in the radial direction, a plurality of beam portions extending in a circumferential direction between the inner yoke portion and the outer yoke portion, an inner joint portion configured to join the inner yoke portion and each of the beam portions in the radial direction, and an outer joint portion configured to join the outer yoke portion and each of the beam portions in the radial direction. A compressor includes the electric motor. A refrigeration apparatus includes the compressor.

Abstract: The node is located on a first position side of the vibration exciter or a second position side of the vibration receiver with respect to the one end of the first beam and the one end of the second beam in an axial direction of an axis passing through the first position and the second position. A rotational displacement of the node is excited by a translational displacement of the vibration exciter and a translational displacement of the node associated with the translational displacement of the vibration exciter, and exhibits anti-resonance at a frequency within a frequency range higher than a first resonance frequency of the vibration isolating structure and lower than a second resonance frequency.

Abstract: One embodiment of the present invention provides an apparatus 100 for constructing an environment enabling search for a design parameter and/or function parameter that satisfies a desired requirement regarding one or more structures.

Abstract: A structure 100 according to an embodiment of the present disclosure includes: a vibration part 110 configured to hold a vibrating member; a housing 120 configured to at least partially house the vibration part 110; and supporting parts 130SR, 130SL configured to support the vibration part 110 by coupling the vibration part 110 and the housing 120, wherein the supporting parts 130SR, 130SL are each configured to have a dynamic stiffness that amplifies or attenuates transmission of a vibration of at least a predetermined frequency in vibrations generated in at least one direction by the vibration part 110 in a state of holding the vibrating member, and a static stiffness required for supporting the vibration part 110 in the state of holding the vibrating member.

Abstract: An embodiment of the present disclosure provides a structure (100) including a partition wall structure (110) formed based on a periodic surface forming a first channel space (120) and a second channel space (130) in a state where the first channel space (120) and the second channel space (130) are separated from each other, the first channel space (120) being formed of multiple first channels (122) connected to each other, the second channel space (130) being formed of multiple second channels (132) connected to each other. A region where a ratio of a channel diameter of the first channels (122) and a channel diameter of the second channels (132) changes is provided in at least a part of the structure (100).

Abstract: A program according to one aspect of the present disclosure relates to a program executed by a computer including a processor, the program causing the processor to perform: obtaining specification data indicative of a specification required for at least one of a functionality and a performance of a to-be-designed three-dimensional structure; and determining a candidate structure based on the required specification from a database, wherein a parameter describing a physical property of respective candidate structures that differ from each other in terms of at least one of a material and a structure is registered in the database.