Can the bus and subway have air-conditioning Shanghai expert It can be used normally, and it must be ventilated and clean

Can the bus and subway have air-conditioning Shanghai expert It can be used normally, and it must be ventilated and clean

On the afternoon of May 8, Wu Huanyu, director and chief physician of the Shanghai Center for Disease Control and Prevention, said that as the temperature gradually rises, the city's commercial buildings, large shopping malls, rail transit and other public places can normally use air conditioning.

　　 He also reminded that there are several precautions when using central air-conditioning, such as increasing the amount of fresh air and increasing ventilation. Among them, when using the central air conditioner of the all-air system, the return air should be closed.

Wu Huanyu pointed out that in the process of normal use of central air conditioners, all units should strictly abide by relevant national standards, sanitation industry standards and Shanghai local standards for operation management, cleaning and disinfection and hygiene management of central air conditioners, and at the same time effective cleaning, disinfection and replacement. Related equipment parts.

　　 When a confirmed or suspected case of new coronary pneumonia is found, each unit shall, under the guidance of the disease control department, perform terminal disinfection of the central air conditioning and ventilation system, and then re-use it after passing the inspection (test).

　　 In addition, regarding the use of household split-type air conditioners and automobile air conditioners such as taxis and buses, which citizens are more concerned about, Wu Huanyu said that the above-mentioned air conditioners can be used normally after the filter and movement are cleaned and disinfected. "In use, you need to pay attention to more ventilation and regular cleaning and disinfection."

Summer is here. Regarding the operation of summer air conditioning in public transportation, Yang Xiaoxi, deputy director of the Shanghai Municipal Transportation Commission, pointed out that the city’s subway cars are equipped with temperature sensors. When the temperature of the car is higher than the set temperature, the air conditioning can be turned on automatically , If the temperature is lower than the set temperature, the ventilation state will be maintained.

　　 In response to the operation of air-conditioning in summer, the subway will also do a good job in the maintenance and regular disinfection of ventilation and refrigeration facilities, so that the air-conditioning equipment can adopt the best operating conditions and maintain effective air circulation.

At the same time, during the period from June 1 to September 30, and in addition to this period, when the temperature in the vehicle compartment is higher than 28 degrees Celsius, the vehicle air-conditioning facilities will be turned on; when the temperature in the compartment is lower than 28 degrees Celsius, the bus will be Turn on the fresh air ventilation device of the air conditioner or open the car windows.

"During the use of air conditioners, the air conditioner of the vehicle should be maintained in accordance with the requirements of the Shanghai industry, and the return air filter of the refrigeration system of the air-conditioned vehicle should be cleaned at least twice a week; key points such as the air conditioner evaporator and fresh air device filter Parts cleaning and maintenance should be integrated into the vehicle's primary maintenance process for maintenance and disinfection." Yang Xiaoxi said.

　　 For taxis, the Municipal Transportation Commission requires the driver to ensure air circulation in the compartment as much as possible, open windows regularly for ventilation, and use air conditioning according to the wishes of passengers.

　　 In addition, Yang Xiaoxi said that the Shanghai Municipal Transportation Commission has required all subway stations and trains to solidify disinfection measures into the daily work of operating companies, and buses and taxis are still disinfected daily. "Next, we will promptly release the notice for entering and riding after the adjustment of the epidemic prevention and control level, and work with health departments and operating companies to increase public health publicity and guide passengers to master the correct personal protection knowledge."