Loading system and method for Hopkinson compression bar test under water-gas-temperature multi-field coupling action
US12025590B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 8, 2022 |
| Grant date | Jul 2, 2024 |
| Priority date | — |
| Expiry date | Feb 21, 2043 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N2203/0226
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A loading system for a Hopkinson pressure bar test under water-gas-temperature multi-field coupling action includes: a sample sealed cabin which includes sealing flanges, Y-shaped and high-temperature resistant sealing rings, and a sealed cabin body; a gas pressure loading device which includes a high-pressure gas tank, a pressure regulating valve, a second barometer, a second high-pressure valve and a first three-way valve connected in sequence; a water pressure loading device which includes an electric pressure test water pump, a water pressure gauge, an accumulator and a one-way valve connected in sequence; a temperature loading device which includes thermocouple heating rods, a temperature display and a thermocouple temperature control circuit board connected in sequence; and a dynamic and static combined loading device which includes an axial pressure loading device, an impact loading device and a Hopkinson pressure bar member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.