1. A Cu\u2014Ni\u2014Si\u2014Co\u2014Cr copper ally for electronic materials, containing about 0.5-about 2.5% by weight of Ni, about 0.5-about 2.5% by weight of Co, about 0.30-about 1.2% by weight of Si, and about 0.09-about 0.5% by weight of Cr, and the balance being Cu and unavoidable impurities, wherein the ratio of the total weight of Ni and Co to the weight of Si (Ni+CoSi ratio) in the alloy composition satisfies the formula: about 4\u2266Ni+CoSi\u2266about 5, and the ratio of Ni to Co (NiCo ratio) in the alloy composition satisfies the formula: about 0.5\u2266NiCo\u2266about 2, and wherein Pc is equal to or less than about 151000 \u03bcm2, and PcP is equal to or less than about 0.3 wherein P is the number of inclusions dispersed in the alloy and having the size of 1 \u03bcm or more, and Pc is the number of inclusions, among those having the size of 1 \u03bcm or more, whose carbon concentration is 10% or more by weight.
2. The Cu\u2014Ni\u2014Si\u2014Co\u2014Cr copper alloy for electronic materials of claim 1, further comprising in total equal to or less than about 2.0% by weight of one or more elements selected from the group consisting of P, As, Sb, Be, B, Mn, Mg, Sn, Ti, Zr, Al, Fe, Zn and Ag.
3. A method for manufacturing Cu\u2014Ni\u2014Si\u2014Co\u2014Cr copper alloys for electronic materials of claim 1 or 2, comprising the step of: heating an ingot at a temperature from about 900\xb0 C. or more to less than about 1000\xb0 C. before hot rolling at a temperature of about 650\xb0 C. or more; and cold rolling before conducting solution treatment at about 850-about 1000\xb0 C. and conducting age hardening at about 350-about 550\xb0 C.
4. An electronic component comprising the Cu\u2014Ni\u2014Si\u2014Co\u2014Cr copper alloy of claim 1 or 2.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A solar power unit comprising:
a solar module comprising:
a frame defining a planar solar collection area,
a photovoltaic cell mounted within said area,
a junction box electrically connected to at least one of said photovoltaic cells; and
a support structure fixable to said solar module having a first leg set comprising a first upper leg and a first lower leg, the leg set securing the solar module on a surface at an angle.
2. The solar power unit of claim 1, further comprising at least one first hinge for fixing the first leg set to the solar module.
3. The solar power unit of claim 2, wherein the first leg set may rotate on said first hinge on a first axis parallel to a first side of said frame.
4. The solar power unit of claim 3, wherein the support structure further comprises a second leg set comprising a second upper leg and a second lower leg, the second leg set securing the solar module at said angle.
5. The solar power unit of claim 4, further comprising at least one second hinge for fixing the second leg set to the solar module.
6. The solar power unit of claim 5, wherein the second leg set may rotate on said second hinge on a second axis parallel to said first axis, and to a second side of said frame.
7. The solar power unit of claim 6 wherein the first and second leg sets may respectively be rotated on the first and second axes until said legs are oriented in parallel with the plane of said solar collection area.
8. The solar power unit of claim 6 wherein the first and second leg sets may respectively be rotated on the first and second axes until said legs are oriented perpendicular to the plane of said solar collection area.
9. The solar power unit of claim 1 further including a micro-inverter connected to or incorporated in said junction box.
10. The solar power unit of claim 6 further including means for providing electrical soil grounding, said means engaging at least one of said first and second leg sets for securing the same to a soil surface.
11. A self-contained solar power unit comprising:
a solar module comprising:
a frame defining a planar solar collection area,
a photovoltaic cell mounted within said area,
a junction box electrically connected to at least one of said photovoltaic cells; and
a support structure rotatably hinged to said solar module having a first leg set comprising a first upper leg height and a first lower leg height, and
a second leg set comprising a second upper leg height and a second lower leg height, the first and second leg sets securing the solar module on a surface at an angle.
12. The self-contained solar power unit of claim 11 wherein each of said first and second leg sets is a unitary structure.
13. The self-contained solar power unit of claim 12 wherein each of said first and second leg sets has a generally convex quadrilateral shape, defined by a first height corresponding to one of said first and second upper leg height and a second height corresponding to one of said first and second lower leg height, respectively.
14. The self-contained solar power unit of claim 12 wherein said first and second upper leg height are the same, and wherein said first and second lower leg height are the same.
15. The self-contained solar power unit of claim 11 further comprising a connector for electrically linking said solar power unit to a second solar power unit.
16. The self-contained solar power unit of claim 15 further comprising a micro inverter.
17. The self-contained solar power unit of claim 13 wherein each of said first and second leg sets includes a securing port for receiving a means for fixing the first and second leg sets to each other.
18. The self-contained solar power unit of claim 11 wherein said first and second leg set may be folded parallel with said planar solar collection area.
19. The self-contained solar power unit of claim 11 wherein said angle is adjustable.
20. The self-contained solar power unit of claim 11 wherein the legs fold up and snap into place.