摘要:
Provided is an aluminum alloy wire rod that has a low 0.2% yield strength (YS) to tensile strength (TS) while ensuring a good balance between tensile strength, elongation and conductivity. An aluminum alloy wire rod of the present invention has a composition comprising Mg: 0.10-1.0 mass%, Si: 0.10-1.20 mass%, Fe: 0.01-1.40 mass%, Ti: 0.000-0.100 mass%, B: 0.000-0.030 mass%, Cu: 0.00-1.00 mass%, Ag: 0.00-0.50 mass%, Au: 0.00-0.50 mass%, Mn: 0.00-1.00 mass%, Cr: 0.00-1.00 mass%, Zr: 0.00-0.50 mass%, Hf: 0.00-0.50 mass%, V: 0.00-0.50 mass%, Sc: 0.00-0.50 mass%, Co: 0.00-0.50 mass%, Ni: 0.00-0.50 mass%, and the balance: Al and incidental impurities, Mg/Si mass ratio being 0.4 to 0.8. The aluminum alloy wire rod has a tensile strength of 200 MPa or above, an elongation of 13% or above, a conductivity of 47% IACS, and a ratio (YS/TS) of 0.2% yield strength (YS) to the tensile strength (TS) of 0.7 or less.
摘要:
Provided are a communication device and a communication system in which multi-hop communication is possible and management of communication routes is easy. In a distribution-system communication device 100, a port management means 132 is provided in a communication control unit 130, and each of ports provided in a port section 110 can be managed with the port management means 132 by IP addresses of adjacent stations connected to each of the ports. In a port management means 132 of a master station, correspondence information between port numbers of the port section 110 of each of the slave stations and the IP addresses of adjacent stations of a connection destination is input from the port management means 132 of each of the slave stations, and connection states between the ports of each of the slave stations can be managed based on the correspondence information.
摘要:
To improve the heat dissipating effect of a conductor layer while suppressing a crack of a substrate along an interface between an insulating layer and a conductor layer. An electronic circuit device (100) has an insulating layer (10), a conductor layer (2) provided on at least one face side of the insulating layer (10), and a heat generating element (4) provided on a face of the conductor layer (2) at a side opposite of the insulating layer (10) via a joining layer (3). The conductor layer (2) has a heat dissipating conductor layer (21) located on a heat generating element (4) side and a circuit layer (22) located on an insulating layer (10) side, and the shortest distance (l 1 ) between a side end portion of the heat generating element (4) and a side end portion of the heat dissipating conductor layer (21) on a face of the heat dissipating conductor layer (21) on the circuit layer (22) side is greater than or equal to a thickness (t 1 ) of the heat dissipating conductor layer (21).
摘要:
An insulated wire comprising a laminated resin-coated insulated wire containing: a thermosetting resin layer (A) directly or via an insulating layer (D) on a conductor having a rectangular cross-section; and at least a thermoplastic resin layer (B) on the outer periphery of the thermosetting resin layer (A), in which the cross-sectional shape of the thermosetting resin layer (A) composed of two pairs of two sides facing each other, and has at least four convex portions each of which has a film thickness in maximum, at least one convex portion of the at least four convex portions is on each of the four sides, or at least two convex portions of the at least four convex portions are at least on each of the two sides facing each other, and in the each side having the convex portion, provided that a minimum film thickness is designated as "a" µm, and an average of maximum film thicknesses of the convex portions is designated as "b" µm, the a/b ratio is 0.60 or more and 0.90 or less; a coil, and electric/electronic equipments as well as a method of preventing a film delamination of an insulated wire.
摘要:
A heat receiving structure and a heat sink that can ensure a sufficient contact area between a heat pipe and a heat receiving member, and are high in strength are provided. The heat receiving structure includes heat receiving blocks 7 and 8 that have concave inner faces 7A and 8A along an external shape 3A of a heat pipe 3, in which extended portions 11 and 12 at both sides that continue to the inner faces 7A and 8A extend inward in a radial direction of the heat pipe 3 while covering the heat pipe 3, and the heat pipe 3 is sandwiched by the heat receiving blocks 7 and 8 from both sides and joined.
摘要:
To efficiently control charging and regenerative control for a secondary battery. A charge control device, including: a calculation unit (voltage sensor (11), current sensor (12), and control unit (10)) that calculates a state of charge of the secondary battery; a detection unit (vehicle state detection unit (20)) that detects a traveling state of the vehicle; and a control unit (control unit (10)) that, when it is detected that the vehicle is decelerating, sets a voltage generated by an alternator higher than the terminal voltage of the secondary battery in order to regeneratively charge the secondary battery, that, when it is detected that that the vehicle is not decelerating, sets the voltage generated by the alternator lower than the terminal voltage of the secondary battery when a state of charge is greater than a prescribed second threshold value, and that sets the voltage generated by the alternator higher than the terminal voltage of the secondary battery when the state of charge is less than a prescribed first threshold value. The second threshold value is greater than the first threshold value, and the first threshold value and the second threshold value are set within a low SOC region.
摘要:
Provided is a cooling apparatus having a heat dissipation fin disposed also at a bent portion of a heat pipe near the heat receiving block and being configured to evenly receive a wind by all the heat dissipation fins, to thereby improve cooling capacity. The cooling apparatus (10) includes a heat receiving block (2) thermally connected to electronic components (H1, H2) constituting heating elements, a heat pipe (3) that is provided to stand on a surface of the heat receiving block (2) and configured to receive heat from the heat receiving block (2) and to transport heat, and a plurality of fins (4) attached to the heat pipe (3). The fins (4) include a first fin group (41) disposed at a straight portion (34) and a second fin group (42) disposed at a bent portion (33) of the heat pipe (3).
摘要:
An adhesive film that shows excellent heat resistance while showing excellent stress relaxation property, which further shows high conductivity that enables application to rear-side electrodes for power semiconductors without the use of expensive precious metals such as silver, which also shows sufficient adhesive strength without protruding from the device, and a method for processing semiconductors using the same, are provided. In particular, a conductive adhesive film, which comprises two or more types of metal particles including at least Cu and a polymer that has a polydimethylsiloxane structure, is provided. Further, a dicing die bonding film, which is obtained by laminating a dicing tape on said conductive adhesive film, as well as a method for processing semiconductor wafers using said adhesive film and said dicing die bonding film, are provided.
摘要:
An enamel resin-insulating laminate that has a foamed region including cells and a non-foamed region including no cells on at least one surface of the foamed region, and is shaped into a flat plate form or cylindrical form, wherein the foamed region is configured such that a non-cell layer including no cells has cell layers formed of closed cells on both surface sides of the non-cell layer, a thickness of the non-cell layer is larger than a thickness of a partition wall among the closed cells, and 5 to 60% of a thickness of the foamed region, and at least the cell layer in the foamed region is formed of a thermosetting resin; an inverter surge-resistant insulated wire having a conductor and the enamel resin-insulating laminate; and electric/electronic equipment.