Method for constructing digital prototype of shielded nuclear main pump based on beam finite element model
A digital prototype, nuclear main pump technology, applied in electrical digital data processing, instruments, geometric CAD and other directions, can solve the problem of inability to accurately evaluate the dynamic response, noise, seismic, force analysis characteristics of nuclear main pump, etc., to reduce Effects of development and operating costs
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Embodiment 1
[0026]Embodiment 1 The technical solution of the embodiment of the present invention applied to the analysis of the dynamic response and noise characteristics of the nuclear main pump will be described in conjunction with the drawings of the present invention.
[0027] like figure 1 As shown, the method for constructing a shielded nuclear main pump digital prototype based on the beam finite element model provided by the present invention is used to build a three-dimensional digital prototype of the nuclear main pump, including a nuclear main pump geometric modeling module, a rotor assembly beam finite element modeling module, Bearing support system modeling module, pump shell component beam finite element modeling module, nuclear main pump overall modeling module, nuclear main pump operating load database module and nuclear main pump performance analysis module, considering the dynamic response and noise characteristics of nuclear main pump Analyze the requirements and build a...
Embodiment 2
[0038] Embodiment 2 The technical solution of the embodiment of the present invention applied to the analysis of the anti-seismic characteristics of the nuclear main pump will be described in conjunction with the drawings of the present invention.
[0039] like figure 1 As shown, the method for constructing a shielded nuclear main pump digital prototype based on the beam finite element model provided by the present invention is used to build a three-dimensional digital prototype of the nuclear main pump, including a nuclear main pump geometric modeling module, a rotor assembly beam finite element modeling module, Bearing support system modeling module, pump shell component beam finite element modeling module, nuclear main pump overall modeling module, nuclear main pump operating load database module and nuclear main pump performance analysis module, considering the analysis requirements of nuclear main pump anti-seismic characteristics, according to The following steps build: ...
Embodiment 3
[0050] Embodiment 3 With reference to the accompanying drawings of the present invention, the technical solution of the embodiment of the present invention applied to the stress analysis of nuclear main pump components will be described.
[0051] like figure 1 As shown, the method for constructing a shielded nuclear main pump digital prototype based on the beam finite element model provided by the present invention is used to build a three-dimensional digital prototype of the nuclear main pump, including a nuclear main pump geometric modeling module, a rotor assembly beam finite element modeling module, Bearing support system modeling module, pump casing component beam finite element modeling module, nuclear main pump overall modeling module, nuclear main pump operating load database module and nuclear main pump performance analysis module, considering the requirements of nuclear main pump parts stress analysis , build as follows:
[0052] (1) Based on the geometric structure...
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