Sweat and repair, change a car cool

Jimu Journalist Pan Xizheng

Correspondent Li Dan produced Qiang Douyou Yan Kang

Intern Yang Ruoxi Xiang Yuchen

Photography: Jimu Journalist Li Hui

High -temperature red warning sounded, and the outdoor temperature was close to 40 ° C. In the hot summer weather, when you enter the cool subway car, this comfort is not to mention how comfortable it is. Behind this coolness, a group of maintenance personnel sweaty guards.

On the 7th, it has passed the autumn fire, but the weather in Wuhan is still full of firepower. According to the meteorological forecast, it is expected that it will still maintain nearly 40 ° C in the next 15 days. On the morning of the 8th, Jimu Journalists came to the Gutian vehicle section of Wuhan Metro. This is the "home" of Line 1 trains. In the hot summer, the entire elevated line Line 1, under the burning of the sun, operating the appearance temperature of the train continues to rise, which makes the train air -conditioning equipment run high for a long time to ensure that the temperature in the carriage is appropriate.

Disassemble and check the roof air conditioning filter element

The maintenance workers must strengthen the maintenance of the air conditioner to ensure that the carriage is cool. On the same day, the No. 1 train number A41 will be cleaned and maintained by air conditioning. Hu Xiao, the team leader of the inspection, led the technicians of the team to the roof to open the cover of the air -conditioning unit, replace the filter, and check the components. "Household air conditioners generally wash the filter once a year. We usually clean up and disinfection in the filter of the subway air conditioner." There is no air conditioner in the large maintenance garage. After a few hours of the morning peak, the roof of the subway has been The sun was hot, the temperature was nearly 50 ° C, and the 4 maintenance personnel sweaty after a while.

Monitor the operation of the air conditioner on the operation of the operation of the operation

Hu Xiao introduced that there are 14 professional and technical personnel in the work class, responsible for the daily maintenance, fault treatment and other tasks of 72 trains on the entire line, including key maintenance and maintenance of 576 air -conditioning equipment to ensure the work of train air -conditioning equipment. The state and refrigeration effect reaches the best. There are 8 groups of air conditioners on each line 1 train. The maintenance personnel need to be busy back and forth on the roof and the carriage to complete the entire maintenance and maintenance process. It takes at least one hour.

The train to be replaced

What is the operation of the maintenance of the maintenance of the maintenance? The subway also specially dispatched temperature measurement personnel for testing. At the north of Hankou at both ends of Line 1, two staff members held the infrared temperature measurement gun to measure the temperature on multiple points inside the train to ensure that the temperature in the carriage was about 25 ° C. Cool travel.

The environment in the train car is sultry

High -altitude operation, safety first

During the work, sweat wet clothes

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