Traditional Culture Encyclopedia - Weather inquiry - What does it mean to return to Nantian, Guangdong?
What does it mean to return to Nantian, Guangdong?
Damp-proof strategy of Huinantian
Room moisture-proof cheats
Method 1: spread newspapers. Avoid opening doors and windows, and spread newspapers on the floor and table to absorb water.
Method 2: light candles. Lighting candles can prevent water vapor from condensing, thus reducing indoor humidity. If there is a musty smell at home, you can choose candles containing natural plant essential oils, which can not only dry the air, but also remove the musty smell indoors.
Method 3: mop the floor with hot water and salt. This method can accelerate the evaporation of water. After mopping the floor, put some waste paper boxes or newspapers at the door to reduce the moisture brought in by the soles.
Method 4: Use the equipment. Use a dehumidifier, air conditioner or heater. At present, the dehumidification products on the market mainly include air conditioners, dehumidifiers and heaters, and the air conditioners used in general households all have dehumidification function.
Method 5: Blow the north wind. Open the doors and windows when the north wind turns. Due to the cold air heading south, more than 80% of the return days disappeared. If the weather forecast says that there is cold air going south and the local wind direction turns north, you can safely open the doors and windows for ventilation.
Method 6: Lime absorbs moisture. In small space areas such as toilets and bathrooms, quicklime can be wrapped in cloth bags to absorb water. You can also poke holes in the bag of washing powder to absorb moisture with washing powder.
Matters needing attention
Don't open the south window on a sunny day at noon. Close the doors and windows in advance to prevent the warm and humid air from entering the outdoor. Some people think that it's sunny at noon, so you can open the window for ventilation, but it can't alleviate the humidity. The outdoor temperature is the highest at noon, and the temperature difference between indoor and outdoor is also the largest. At this time, ventilation sometimes leads to more serious condensation of water vapor on indoor floors and walls.
Keep bathroom door at hand to prevent water vapor from spreading to other parts of the room. After cooking or taking a bath, remember to bring the kitchen door and bathroom door, turn on the exhaust fan, and reduce the water entering the living room.
Clothes moisture-proof cheats
Method 1: Use activated carbon. Don't arrange clothes in rainy days to avoid moisture invading the wardrobe; Go to the supermarket to buy absorbent boxes, activated carbon, etc. Put them in the closet and remember to close the closet door.
Method 2: Heat water to dry clothes. Before using the washing machine to spin dry clothes, add some hot water to the spin-dry bucket, which will help the evaporation of clothes moisture, but it should be noted that the temperature of hot water should not be too high.
Method 3: Use green tea, absorbent bags, etc. The moisture-absorbing bag has little effect on large area moisture-proof, but it can still play a certain role in moisture-proof when placed in the closet. You can also buy some cheap green tea and put it in the closet, which can absorb moisture and deodorize.
Moisture-proof cheats of furniture
For families undergoing renovation, some charcoal and camphor wood blocks can be placed under the paved floor. Charcoal has the function of moisture absorption, which can keep the floor dry and not easy to deform, and camphor wood has the function of moth prevention. Putting some camphor wood can effectively prevent the floor from being eaten by insects.
Solid wood furniture: to maintain with special cleaning agent, you can evenly coat protective wax or special cleaning agent on the surface of furniture, and then gently wipe it to keep its luster and moisture-proof; If the edge of wood-based panel furniture is not well sealed or affected with moisture, it is easy to absorb water, leading to the expansion and damage of furniture panels. Pay attention to waterproof when using, install waterproof pads under furniture legs that are easy to absorb water, and keep a good ventilation distance near the external wall and bathroom wall.
Fabric sofa: Use a special vacuum cleaner to clean the dust on its surface. It is best to use a sofa towel with good water absorption and clean it frequently.
Metal and wrought iron furniture: It should be scrubbed with tarpaulin and mild detergent. If there are spots on wrought iron furniture, it should be repaired and painted in time. If dew is found on the surface, it should be wiped with a dry cloth in time to prevent corrosion.
Rattan furniture: it is easy to mold and breed mold between the gaps of rattan, so it should be cleaned and ventilated frequently, but don't expose to the sun after cleaning to prevent deformation or fracture; In addition, there is a good way to damp-proof wooden furniture, that is, stick some absorbent paper or plastic paper on the surface of wooden furniture. For leather sofas, you can put some desiccant to keep dry.
Moisture-proof cheats of household appliances
Place household appliances in a ventilated place to increase the frequency of using electrical appliances, because the machine will generate heat when it is running, which can effectively disperse moisture. You'd better wear a protective cover when you don't use home appliances such as TV or computer. At the same time, to improve the utilization rate of household appliances, it is best to use the heat generated when household appliances are electrified once a day to dissipate moisture.
Natural dehumidifier in kitchen
Soda powder: Soda powder readily available in the kitchen can absorb moisture, and can be used as a cleaner after caking, scrubbing bathtubs, sinks, washbasins, etc. , degreasing, decontamination, mildew, good effect.
Coffee grounds: it has dual functions of moisture absorption and deodorization, and is packed in gauze bags. & gt
Why is Huinantian called Huinantian?
The phenomenon of returning to the south is mainly in the south. South means south wind. Back to Nantian is a tide, and the south wind blows in spring, so it is called back to Nantian.
People wake up and find the world outside the window is a sea of fog. This kind of weather is called "returning to the south sky" in Guangdong and Guangxi.
The reason is that the weather returns to the south, usually in February and March in spring. The main reason is that after the cold air leaves, the warm and humid air quickly counterattacks, resulting in an increase in temperature and air humidity. Some cold objects are easy to produce water droplets when they meet warm and humid air.
The phenomenon of returning to the southern sky is more serious, which is related to the sea and humid air. When Return to the South Sky appeared, the air humidity was close to saturation, and the walls and even the ground would "bubble". Everywhere is wet, and the air seems to be able to wring water out. Dense fog is the most distinctive appearance of "returning to the south sky"
Why did Guangzhou return to Nantian?
There is much water and humidity in the south, and Guangzhou will definitely return to the south. Returning to the south sky is a phenomenon of warmer weather, which generally occurs in February and March in spring. The main reason is that the warm and humid airflow quickly counterattacks after the cold air leaves, resulting in an increase in temperature and air humidity. Some cold objects are easy to produce water droplets when they encounter warm and humid airflow.
Why do Guangdong people call wet weather "going back to the south"?
When winter goes and spring comes, it's warm and cold at first. When people get up, they find the world outside the window is a sea of fog. This kind of weather is called "Returning to Nantian" in Guangdong. Returning to Nantian is a phenomenon of warmer weather, which generally appears in February and March in spring. The main reason is that after the cold air leaves, the warm and humid airflow quickly counterattacks, resulting in an increase in temperature and air humidity. Some cold objects are easy to produce water droplets when they encounter warm and humid airflow. The tropic of Capricorn is more serious in the south, which is related to the sea and humid air in the south. When Return to the South Sky appeared, the air humidity was close to saturation, and the walls and even the ground would "bubble". Everywhere is wet, and the air seems to be able to wring water out. Dense fog is the most distinctive appearance of "returning to the south sky" According to statistics, when the phenomenon of returning to the south is serious, the visibility can be reduced to 50 meters. In the return weather in the south, some items or food are easy to get wet, and then moldy and rotten. Therefore, appropriate moisture-proof measures should be taken. The principle of production is that water will emerge from the walls and floors in the southern sky in spring, which is actually very similar to the principle of sea fog. Warm and humid ocean air flows from the warmer sea surface to the colder sea surface, and the water vapor in the air condenses into droplets, which accumulate in the air to form fog. If the temperature difference between the sea surface through which the airflow passes is large, there is a greater chance of forming fog. Similarly, due to the cold weather in winter, the walls and floors are very cold inside and outside. If warm and humid air flows through the walls and floors at this time, the water in the air will condense into water droplets and adhere to the walls and floors, just as water seeps from the walls and floors. In summer, even if there is humid ocean airflow, the walls and floors are not cold enough inside and outside, and the walls and floors will not get out of water.
How many times does Guangdong go back to Nantian a year?
Once or twice, Guangdong's "returning to the south sky" will not last long, usually only three or five days, and it will end when new cold air arrives or the weather continues to warm up. Of course, the "consequences" of "returning to Nantian" that ended in different ways are also different.
What floor is easy to get wet in Huinan, Guangdong?
Hello, the lower the floor, the easier it is to get wet.
How did Guangzhou's annual "Returning to Nantian" come into being?
Generation principle
In spring, water will come out from the walls and floors in the southern sky, which is actually very similar to the principle of sea fog.
Warm and humid ocean air flows from the warmer sea surface to the colder sea surface, and the water vapor in the air condenses into water droplets and accumulates in the air to form fog. If the temperature difference between the sea surface through which the airflow passes is large, there is a greater chance of forming fog.
Similarly, due to the cold weather in winter, the walls and floors are very cold inside and outside. If warm and humid air flows through the walls and floors at this time, the water in the air will condense into water droplets and adhere to the walls and floors, just as water seeps from the walls and floors.
In summer, even if there is humid ocean airflow, the walls and floors are not cold enough inside and outside, and the walls and floors will not get out of water.
When will Guangzhou return to Nantian?
Going back to the south refers to the return of the weather. Guangzhou usually appears from late February to March. With the retreat of cold air in Guangdong province, warm and humid air quickly counterattacked and dominated the sky, resulting in rising temperature and increasing air humidity. When this warm and humid airflow meets the surface of relatively cold objects such as floors, walls, ceilings and furniture at home, it is easy to condense and produce water droplets. Dense fog is the most distinctive feature of "returning to the south sky", but when the air humidity is close to saturation and the walls and floors are wet everywhere, the air seems to be able to wring out water.
Why did Nantian return?
The main reason is that after the cold air leaves, the warm and humid airflow quickly counterattacks, resulting in an increase in temperature and air humidity. Some cold objects are easy to produce water droplets when they encounter warm and humid airflow. The phenomenon of returning to the south sky is more serious in Guangdong, which is related to the sea in the south and the humid air. When Return to the South Sky appeared, the air humidity was close to saturation, and the walls and even the ground would "bubble". Everywhere is wet, and the air seems to be able to wring water out.
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