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Because it is a national regulation.
According to the "Indoor Air Quality Standard", that is, GB T18883-2002. The winter heating standard is 16 24, and the indoor temperature that meets this standard is the comfortable indoor temperature.
The energy-saving design standard for residential buildings in hot summer and cold winter areas stipulates that "the design temperature of bedrooms and living rooms in the heating indoor heating environment in winter shall be 16 18". The indoor environmental quality standard item in the "2002 Planning and Design Guidelines for Well-off Urban and Rural Housing Science and Technology Industry Demonstration Communities" formulated by the state stipulates that the indoor temperature of the heating area in winter is 16 21.
So the indoor heating temperature in the north is 18 degrees Celsius.
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The main reasons why the heating temperature in the north can reach 18 are:
1. The minimum requirement for heating in the north is 18 degrees, which is the temperature at which the human body feels not too cold, and the most comfortable ambient temperature for the human body is 25 degrees.
2. The minimum requirement for heating in the north is 18 degrees, which is the temperature that the human body can accept and can save heating costs, which is a compromise temperature.
The national heating temperature standards are:
According to the relevant regulations of the national heating standard, the "Indoor Air Quality Standard", the national heating temperature standard is 18 2, that is, 18 is the benchmark, up and down 2, that is, between 16 and 20, all meet the heating standard.
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If there is no heating, the outdoor temperature will reach about -10 degrees Celsius, and the indoor temperature may be around 0 degrees. Due to the thickness of the walls of the building and the insulation material, the temperature difference between indoor and outdoor is also different. If the insulation facilities in the home are better, the temperature in the house will be a little higher.
It is usually referred to as the northern region.
There will be collective heating equipment, and in the southern regions you can only rely on air conditioning for heating. Macro Simplified Things <>
If there is no heating, the temperature outside will reach about -10 degrees, and the indoor temperature may be around 0 degrees. Due to the thickness of the walls of the building and the insulation material, the temperature difference between indoor and outdoor is also different. If the insulation facilities in the home are better, the temperature in the house will be a little higher.
Usually there is a collective heating system in the north, and in the south you can only rely on air conditioning for heating.
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If there is no heating, the outdoor temperature reaches about -10 degrees, then the indoor temperature may also be around 0 degrees. Due to the thickness of the walls of the building and the insulation material, the temperature difference between indoor and outdoor is also different.
Under normal circumstances, the temperature difference between indoor and outdoor will be about 10 degrees, which is a normal phenomenon, if the insulation facilities at home are better, then the temperature in the house may be higher. Generally, there will be that kind of collective heating equipment at home in the northern region, and most of the southern areas do not have collective heating, so they can only rely on air conditioning or heater electric blankets to heat.
The relevant regulations of the state on room temperature.
1. Room temperature. The suitable range of temperature in the centralized heating room is 16 to 20, and the suitable range of temperature in the distributed heating room is 13 to 17, and the indoor temperature in any area can not be lower than 13 in winter.
2. Vertical temperature difference.
Refers to the difference between the temperature above the floor and the temperature above the floor. The vertical temperature difference is too large, which will make the temperature of the feet drop, and the body temperature adaptation is slow, which is not conducive to physical and mental health, usually the vertical temperature difference should be 3.
3. Horizontal temperature difference.
Refers to the difference in temperature between points in the living room. Usually at the door, window, aisle, etc., the temperature is low, and the horizontal temperature difference in the room is too large to make people cold, and the horizontal temperature difference is not more than 2 to 3. In 2002, the State formulated the Indoor Air Quality Standards.
The heating standard in winter is 16 to 24, and the room temperature suitable for this standard is the comfortable room temperature.
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The temperature in the heating room in the north is about 18 degrees.
According to the national standard, the indoor temperature of central heating is 18, and the room temperature in northern winter can be automatically adjusted according to demand. But it should not be higher than about 22 degrees, otherwise it will not only increase energy consumption, but also dry the indoor air.
Therefore, in addition to grasping the temperature, it is also important to control the indoor humidity, the indoor humidity should be kept at about 60%, you can put a wet towel on the heating, put a few basins of water at home, increase the indoor humidity, you can also raise a few pots of pothos, spider plants at home, and use a humidifier to adjust the humidity.
What are the precautions when heating
1. Before heating, it is necessary to test the pressure with water. Because there is no water in the pipeline for a long time, there will be loosening at the connection position. In addition, after use, there will be dripping and leakage.
And if the heating pipe is not used for a long time, there will be more dirt in the pipe, so there will be a blockage, so that the heating situation will be affected to a certain extent, so it is necessary to take measures in advance.
2. Before heating, remove all the items next to the radiator. In this way, if the radiator is dripping or leaking, it will soak the items and soak them. And it is not possible to dry some clothes in the radiator, so that the radiator will dissipate heat unevenly, so that the effect of indoor heating will be affected to a certain extent.
3. Before heating, open the filter valve of the water separator to see if there are any stains inside the filter. If so, disassemble it for cleaning. Then after the cleaning is completed, it will be installed back in place, otherwise it will cause a certain blockage to the pipeline, so that the floor cooling pipe is not uniform when it is heated.
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The standard for indoor temperature in the north is that the temperature in the bedroom is not lower than 18 degrees, and the temperature in the living room is not less than 15 degrees. Heating refers to the supply of heat to buildings and maintain a certain indoor temperature, which is a social service to solve the basic living needs of residents in northern China for winter heating.
At present, the regions that implement central heating in China include Heilongjiang, Jilin, Liaoning, Beijing, Hebei, Shanxi, Shandong, Inner Mongolia, Gansu, Qinghai, Ningxia and Xinjiang.
Generally speaking, the heating time in northern cities will be from mid-November to mid-March of the following year, and the temperature in cities with particularly low temperatures will start earlier, so the specific decision will be based on the annual temperature.
The earliest and longest heating time in the country is the northern area of Hulunbuir City, because the area is located in the Daxing'an Mountains forest area, the winter is long and cold, so the implementation of heating generally begins in early September.
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Heating in the north is 14-18 degrees.
The heating for winter heating in the north is not less than 16 degrees Celsius according to the state. The local governments of the three eastern provinces have also issued an indicator to the heating department, which is not less than 18 degrees. The maximum temperature does not exceed 26 degrees.
The temperature of the water for heating is relatively high. Residents who live in the source of heating have very high temperatures in their homes in winter, sometimes exceeding 26 degrees. Living at the end of the heater, sometimes the temperature is only about 17 degrees.
Heating Introduction:
Heating refers to the supply of heat to the building and maintains a certain indoor temperature, which is a social service to solve the basic living needs of residents in northern China for winter heating.
Heating is the earliest building environment control technology developed by human beings. In order to resist the threat of cold to survival, human beings have invented heating methods such as ondol, stove, fire wall, fire ground, etc., and this is the earliest heating equipment and system, and some are still being used.
Today, heating equipment and systems have made great progress in terms of human comfort and hygiene, the beauty and dexterity of equipment, the automatic control of systems and equipment, the diversification of system forms, and the effective use of energy.
Coal is the main fuel for heating in northern China, but with the development of heating technology and equipment, the diversification of heating methods has also seen some changes in the heating energy structure.
At present, the heating area of gas, oil and electric potential as heating energy is increasing year by year, and is accepted by more and more people, and the heating energy structure constructed by coal, gas, oil, electricity and so on is gradually becoming more reasonable, and the heating charges are becoming more and more market-oriented.
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It depends. The state stipulates that the standard for indoor temperature for heating is 18 2, but the room temperature in northern winter can be automatically adjusted according to demand and cannot be higher than 22. Central heating is to transport municipal heat to the user's home through the pipeline, which is a clean and first-class heating method, and it is also a social service to solve the basic living needs of residents in northern China for winter heating.
It depends. The state stipulates that the standard for indoor temperature for heating is 18 2, but the room temperature in northern winter can be automatically adjusted according to demand and cannot be higher than 22. Central heating is to transport municipal heat to the user's home through the pipeline, which is a clean and first-class heating method, and it is also a social service to solve the basic living needs of residents in northern China for winter heating.
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We all know that the northeast region of our country is the coldest place in our country, generally after the winter in the northeast there will be continuous snowfall weather, snow in the northern part of our country is a very normal phenomenon, but the south rarely sees snow, so the general residents living in the north will choose to install heating at home, so many people will have such a question, that is, how much temperature can the home reach after heating in the north? For this problem, it generally reaches about 223 degrees Celsius, so I will explain it in detail below.
There are four seasons of spring, summer, autumn and winter in a year, whenever it comes to the cold winter, the temperature in the northern part of our country is very low, at this time, people in order to be able to drive away the cold, most of them will install heating at home, which is a very common phenomenon, for example, in the northeast of our country, the outdoor temperature is quite low, directly below zero degrees Celsius, so most of the outside are frozen, and their homes are very warm, at home can not wear coats, For the temperature that can reach about 23 degrees Celsius in the home after heating in the north, this temperature is more suitable.
In fact, there are many ways to heat, such as air conditioning, electric blankets, hand warmers, heating and various electrical appliances, now people's living standards have improved, people's needs in life are more and more, and science and technology are becoming more and more developed, which has created a lot of conditions for us, so for some people's needs can be well met, now all kinds of high-end electrical appliances gradually appear in our daily life, of course, this is also a result of economic and social development.
The northern part of our country is quite cold, if you don't take any heating measures, then it will be difficult to spend the whole winter, and this will have a certain impression that the weather is getting colder, in order to be able to prevent colds, you can usually take some necessary measures, so as to reduce the risk of colds.
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This can be controlled, the heating temperature in each place may be a little different, but in most places the temperature after heating is above 20 degrees, 23 to 25 degrees more, if you turn on the heating all day, the temperature is quite hot after it comes up.
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After heating in the north, the temperature in the room will reach 23 to 26 degrees Celsius, which is very hot, and sometimes you need to open the windows to reduce the temperature, and the room is relatively stuffy.
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I went to school in the north, and I used a thermometer to measure the temperature of the heated room, which can reach 22 to 25 degrees, which is very warm, and basically I can wear a woolen sweater in the house.
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The temperature in the home can reach 25 degrees Celsius after heating in the north, because after heating in the north, you can basically wear a thin jacket.
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I don't know anywhere else, anyway, my house is heated now, about twenty-seven or eight degrees, just wear a long sleeve.
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