Thermal/vibration coupling test device of lightweight heat-proof material in 1700 DEG C extreme high temperature environment

Abstract

The invention provides a thermal/vibration coupling test device of a lightweight heat-proof material in a 1700 DEG C extreme high temperature environment. The device comprises a lightweight high temperature resistance heat insulation material test piece, a metal tungsten cover, a high temperature resistance metal bolt, a heat insulation platform, a double platinum rhodium temperature sensor, a high temperature ceramic tube, an industrial personal computer, a high temperature inorganic glue isolation coating and a double platinum rhodium wire. The device can realize an anti-vibration performance test of a hypersonic speed aerocraft lightweight heat insulation material under the 1700 DEG C extreme high temperature environment, and an important basis is provided for an anti-vibration capability, heat insulation performance and a safety and reliability design of a low-density lightweight high-efficiency heat insulation material used in a remote hypersonic speed aerocraft in an ultra-high temperature environment. The device has an important engineering application value for development of the hypersonic speed aerocraft.

Description

technical field [0001] The invention belongs to the technical field of material testing, and relates to a thermal / vibration coupling test device for lightweight heat-resistant materials in an extremely high-temperature environment of 1700°C. The anti-vibration performance test under the following conditions provides an important basis for the anti-vibration ability, anti-heat insulation performance, and safety and reliability design of the low-density lightweight heat insulation materials used in hypersonic long-distance aircraft in ultra-high temperature environments. Background technique [0002] Hypersonic aircraft can achieve global long-distance and rapid arrival, implement effective high-altitude and high-speed penetration, and complete rapid and precise strikes. Due to its extremely important military application value and great strategic significance to national security, hypersonic vehicles have become a research hotspot in the world's major aerospace powers. [00...

AI Technical Summary

Problems solved by technology

[0005] However, there is currently no device capable of conducting thermal / vibration coupling tests on the anti-vibration performance of heat-resistant materials for hypersonic aircraft in extreme high-temperature environments as high as 1700 °C.

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