Monocrystal high-temperature alloy directional solidification growth device and method controlled by multi-mode static magnetic field and application of monocrystal high-temperature alloy directional solidification growth device

The invention discloses a single-crystal high-temperature alloy directional solidification growth device and method controlled by a multi-mode static magnetic field and application thereof. The single-crystal high-temperature alloy directional solidification growth device comprises a directional solidification system, a temperature control system and a magnetic field generator system, the directional solidification system comprises a growth cavity, a thermal insulation layer, a heating resistor, a crucible, a pull rod, a servo drawing system and a cooling system; the magnetic field generator system is located around a growth cavity of the directional solidification system, so that a single crystal growth interface of liquid metal to be solidified is located in a uniform or symmetrical magnetic field center area, and the intensity and configuration of a magnetic field applied by the magnetic field generator system are adjusted. The method is used for preparing the single-crystal high-temperature alloy includin