High field high-temperature compression test device and method of solid materials

Abstract

The invention relates to a high field high-temperature compression test device of solid materials, which comprises a stable high-voltage power source system used for providing various types of voltage, an electric field applying device used for making a test sample or test specimen (2) positioned in a uniform stable strong electric field, a heating and temperature control system used for ensuringthe test sample or test specimen at a given temperature, and a loading and data acquiring system which loads the test sample or test specimen within the deformation velocity range of 0.02-100mm / min and can automatically detect the whole process of compression deformation. The invention can test the characteristic of high-temperature compression deformation of the materials in strong electric field environment, and related material shaping and processing technology is developed and seared on the basis, and real-time tracking, recording, data processing and display are carried out to the whole process of high-temperature compression plastic deformation. The complete set of device has the advantages of complete functions, high test precision, safety, reliability and convenient use.

Description

Technical field: [0001] The invention relates to a solid material experimental device, which belongs to the technical field of material performance testing, in particular to a high-temperature high-temperature compression experimental device for solid materials suitable for the research and application of high-temperature compression plastic deformation testing of solid materials under the action of a strong electric field and methods. Background technique: [0002] High-temperature compression plasticity of materials is an important property of materials; under the action of an electric field, most of the high-temperature plasticity of materials can be improved, and even superplastic, which broadens the application range of material forming processing and shows a good application prospect. [0003] According to the search of related literature at home and abroad, people's understanding of material plasticity and electroplasticity is mainly based on the results of material t...

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Problems solved by technology

[0005] In order to overcome the shortcomings of the existing technology in the high-temperature compression test device of strong electric field, such as low working temperature, low and uneven electric field intensity, single polarity combination of power supply type, low device insulation performance, low impact resistance and thermal fatigue resistance; The invention discloses a strong electric field high-temperature compression experimental device and method for solid materials. The strong electric field high-temperature compression experimental device and method for solid materials described in the present invention provide a variety of high-voltage electric types, working temperature " The working temperature range is from room temperature to 1000°C" and the electric field strength "field strength range is from 0 to 30kV / cm" is a compression experimental device with a wide range, uniform field strength, excellent insulation performance, and a wide range of applications; through the device, the electric field can be affected Real-time tracking, recording, data processing and display of the whole process of high-temperature compression plastic deformation; the whole set of devices has complete functions, high test accuracy, safety and reliability, and is easy to use. It is suitable for testing the high-temperature compression deformation characteristics of materials under strong electric fields and related materials Forming processing experiment and material application expansion research

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