Patent ID: 7258161

Claim:
A cooling system for electronic equipment enclosures with densely packed components comprising: an electronic equipment enclosure; a rack mounted within said enclosure; a plurality of boards mounted to said rack, at least one of said boards having a plurality of heat generating components mounted thereon; a plurality of microscale cooling assemblies each one of said cooling assemblies being connected to one of said plurality of heat generating components, each cooling assembly including a heat insulative housing, an inlet port formed in said housing for receiving a heat transferring fluid, an outlet port formed in said housing for passing said heat transferring fluid, a thermally conductive element connected to said housing, an evaporator chamber formed by said housing and said thermally conductive element upstream of said outlet port and a capillary passage formed in said housing between said inlet port and said evaporator chamber; a first intake manifold mounted to said rack; a first exhaust manifold mounted to said rack; a second intake manifold mounted to said board and to said first intake manifold; a second exhaust manifold mounted to said board and to said first exhaust manifold; a first fluid conduit connecting said board mounted second intake manifold and each of said plurality of cooling assemblies; a second fluid conduit connecting said board mounted second exhaust manifold and each of said plurality of cooling assemblies; a compressor; a third fluid conduit connecting said rack mounted first intake manifold and said compressor; and a fourth fluid conduit connecting said rack mounted first exhaust manifold and said compressor.