Ignition starting device and method for high total temperature air-liquid oxygen isobutane combustion heater
By designing an ignition and starting device and method for a high total temperature air-liquid oxygen isobutane combustion heater, the requirements for combustion fluid flow distribution and thermal protection were solved, achieving stable ignition and starting and reliable thermal protection under high total temperature conditions.
CN122329698APending Publication Date: 2026-07-03CHINA AERODYNAMICS RES AND DEV CENT ULTRA-HIGH SPEED AERODYNAMICS RES INST
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Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- CHINA AERODYNAMICS RES AND DEV CENT ULTRA-HIGH SPEED AERODYNAMICS RES INST
- Filing Date
- 2026-05-15
- Publication Date
- 2026-07-03
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Figure CN122329698A_ABST
Abstract
The application belongs to the technical field of high-temperature wind tunnel combustion heater, and discloses an ignition starting device and method of high-total-temperature air liquid oxygen isobutane combustion heater. The ignition starting device comprises an isobutane supply system, an air supply system, a liquid oxygen supply system, an air-oxygen mixer, a combustion heater and key measurement points. The ignition starting method comprises a preparation stage, a combustion heater precooling stage and a combustion heater working stage. The ignition starting device and method of high-total-temperature air liquid oxygen isobutane combustion heater realize stable ignition starting and reliable thermal protection of the high-total-temperature working combustion heater by monitoring key point information in real time and designing valve opening sequence according to physical operation logic, and have engineering practical value.
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