Three-stage semi-solid-liquid hybrid rocket, launching process and flight trajectory

• Main Authors: ZHANG TAO, ZHANG JIE, BU XIANGWEI, XU GUOGUANG, MA ZIMA, HUANG SHUAI, GONG YUKUN, QIAO RUI, ZHANG CHI
• Format: Patent
• Language: Chinese; English
• Published: 26.07.2024
• Subjects: AMMUNITION; APPARATUS FOR LAUNCHING PROJECTILES OR MISSILES FROM BARRELS,e.g. CANNONS; BLASTING; EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION; HARPOON GUNS; HEATING; LAUNCHERS FOR ROCKETS OR TORPEDOES; LIGHTING; MECHANICAL ENGINEERING; WEAPONS

The invention discloses a three-stage semi-solid-liquid hybrid rocket, a launching process and a flight trajectory, and belongs to the field of carrier rockets. The three-stage semi-solid-liquid hybrid rocket comprises a power system, a rocket body structure system and an avionics system; the rocket body structure system comprises a structure part section, a binding mechanism, a separating device and a propellant storage box; the separation device and the propellant storage tank are arranged in the structural part section; the structural section comprises a fairing, a first core substage, a second core substage, a third core substage and four boosting stages. The boosting stage is fixedly connected with the first core substage through a binding mechanism; the power system comprises a boosting engine adopting a solid rocket engine, a core first-stage engine, a core second-stage engine, a core third-stage engine and a boosting engine adopting a liquid rocket engine. The three-stage semi-solid-liquid hybrid rock