CONVECTION ABSORBER DESIGN

• Studies are encouraging, but there is a poorly known parameter: hLH2, coefficient of convective heat transfer.

• Need to prototype and test this design.

Output from 2-dim

Computational Fluid

Dynamics (CFD) calcs

illustrate the concept.

(K. Cassel, IIT)

Lines indicate greatest

flow near beam center.

Convection cell is

driven by heater.

Heat exchange via helium

tubes near absorber wall.

Flow is intrinsically

transverse.

Internal heat exchange:

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