Cooling and oxygen supply system for deep high-temperature heat damage underground space

• Main Authors: WEI JINGSHENG, SUN MENG, YUE FENGTIAN, LIU YUANLIANG, DU XIAOLI, WANG WENLONG, ZHANG JIANGONG
• Format: Patent
• Language: Chinese; English
• Published: 04.10.2022
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; MINING; SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS

The invention discloses a deep high-temperature heat damage underground space cooling oxygen supply system, and relates to the field of deep underground space environment control and regulation equipment, the deep high-temperature heat damage underground space cooling oxygen supply system comprises a liquid nitrogen supply part, a liquid oxygen supply part and a controller, the liquid nitrogen supply part and the liquid oxygen supply part are respectively connected with a liquid nitrogen atomization mechanism and a liquid oxygen atomization mechanism through a liquid nitrogen conveying pipeline and a liquid oxygen conveying pipeline; a liquid nitrogen flow valve is arranged on the liquid nitrogen conveying pipeline, a liquid oxygen flow valve is arranged on the liquid oxygen conveying pipeline, and a temperature sensor and an oxygen concentration sensor are arranged in the controller; the oxygen supply device can supply oxygen according to the proportion of nitrogen to oxygen in normal air to prevent the oxyg