Machine installation ventilation coal mine and use should be
Date:2013-10-10 Hits:
Machine installation ventilation coal mine and use should be consistent with what? To solve this problem, China coal mine equipment network Xiaobian for you summed up the following:
(a) the main ventilation machine must be installed on the ground; well equipped with fan must be closed tight, the leakage rate of no more than 5% in the absence of lifting equipment, shall not exceed 15% lifting equipment.
(two) must ensure that the main fan running.
(three) the main ventilation machine must be installed 2 sets of the ability of device, including 1 sets of reserve, the standby fan must be able to run in 10min. Main fan of mine the existing 2 sets of different capabilities, to meet the requirements, can continue to use.
(four) the local fan or fan cluster is used as the main fan is strictly prohibited.
(five) the wind out of the well with the main fan shall be fitted with explosion-proof, explosion-proof door every 6 month overhaul 1 times.
(six) at least monthly check 1 main fan. To change the fan speed and blade angle, must be approved by the mine technology is responsible for the approval.(seven) the main ventilation machine newly installed before put into use, we must carry out 1 fan performance test and trial operation, later every 5 years for the 1 performance measurement.
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