A New Precursor Integral Method for Solving Space-Dependent Kinetic Equations in Neutronic and Thermal-Hydraulic Coupling System

<div>Simplified computation model for the HTR-PM. Blue area represents the flow region, and the gray area represents the solid region. (1) Pebble-bed core; (2) control rod channel; (3) simulated leakage flow; (4) cold helium plenum; (5) hot helium plenum; (6) core outlet; (7) helium gap; (8) side reflector; (9) carbon brick.</div>

Science and Technology of Nuclear Installations

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Figure 4

Figure 4: A New Precursor Integral Method for Solving Space-Dependent Kinetic Equations in Neutronic and Thermal-Hydraulic Coupling System 