Movable spray cooling device and method for reducing near-field accumulated heat of tunnel face

• Main Authors: ZHOU BAOLONG, WU QIHONG, DONG JIANHUI, TIAN DONGDONG, FENG LIN, XIE FEIHONG, FENG ZIJIAN, HOU QINGXIANG
• Format: Patent
• Language: Chinese; English
• Published: 11.01.2022
• Subjects: BLASTING; EARTH DRILLING; ENGINEERING ELEMENTS AND UNITS; FIXED CONSTRUCTIONS; FRAMES, CASINGS, OR BEDS OF ENGINES OR OTHER MACHINES ORAPPARATUS NOT SPECIFIC TO AN ENGINE, MACHINE, OR APPARATUSPROVIDED FOR ELSEWHERE; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; MINING; SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS; STANDS OR SUPPORTS; THERMAL INSULATION IN GENERAL; WEAPONS

The invention relates to a movable spray cooling device and a method for reducing near-field accumulated heat of a tunnel face. The movable spray cooling device comprises an ice maker, a mist maker, a flat car, a support and a water guide high-pressure pipe network; the ice maker and the mist maker are arranged on the flat car, the bottom of the support is connected with the flat car, a water guide high-pressure pipe network is arranged on the support, a plurality of atomizing nozzles are arranged on the water guide high-pressure pipe network, and the atomizing nozzles communicates with the inside of the water guide high-pressure pipe network; a to-be-cooled water runner for allowing to-be-cooled water to pass through is arranged in an ice storage box of the ice maker, an inlet of the to-be-cooled water runner is exposed out of the ice maker, an outlet of the to-be-cooled water runner is connected with a water inlet of the mist maker, and a water outlet of the mist maker is connected with the water guide high