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Gas/liquid or gas/gas exchanger

  • US 4,738,309 A
  • Filed: 09/13/1985
  • Issued: 04/19/1988
  • Est. Priority Date: 09/13/1984
  • Status: Expired due to Term
First Claim
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1. A heat exchanger for exchanging heat between a first fluid and a second fluid, at least one of the fluids being a gas, the exchanger comprising:

  • a plurality of identical panels each formed bya set of substantially parallel vanes, anda serpentine tube having a pair of ends and traversing the respective set of vanes and fixing same together parallel to one another to define a plurality of parallel flow passages crossing the tube and having oppositely opening passage ends, the panels being arrayed laterally atop one another in a stack with the passages parallel;

    respective sheets between and laterally engaging the vanes of adjacent panels in the stack, whereby each passage is delimited by a respective two of the vanes and a respective two of the sheets;

    means releasably fixing the vanes and sheets together with the panels in the stack and all the passages extending parallel to one another;

    a respective tube valve at each end of each tube;

    first manifold means connected to the ends of the passages for passing the first fluid therethrough; and

    second manifold means connected via the tube valves to the ends of the tubes for passing the second fluid therethrough countercurrent to the first fluid.

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