Post-processing method for numerical simulation calculation result of pressurized water nuclear reactor pressure vessel
A technology for pressurized water reactors and pressure vessels, which is applied in image data processing, electrical digital data processing, CAD numerical modeling, etc., can solve the problems such as inability to deeply reveal the fine structure of the coolant in the pressure vessel, cumbersome processing, etc., and achieve a general method. The effect of strong performance, model independence and flexible method
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[0028] The following combination image 3 The flow chart shown takes a typical pressurized water reactor pressure vessel as an example to further describe the present invention in detail.
[0029] A method for post-processing the numerical simulation calculation results of a pressure vessel of a pressurized water nuclear reactor, comprising the following steps:
[0030] Step 1: First, identify the fluid flow phenomena and processes existing in the PWR pressure vessel, such as lateral flow in the flow field, impinging jet, backflow, split flow, and vortex, etc., and determine the internal geometric structure of the PWR pressure vessel The influence of various fluid flow phenomena and processes, and then according to the degree of understanding of these phenomena and the degree of influence on the evaluation criteria, the importance of the internal geometric structure of the pressure vessel is classified and the phenomenon identification and classification table is drawn;
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