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In fact, the effect of air purifier is not ideal, if there is a condition, it is recommended to install a fresh air system at home.
First, the working principle of the fresh air system.
The fresh air system is introduced from abroad, and most families in Europe and the United States will install the fresh air system, which is used to ventilate and keep the indoor air fresh (not ventilating for a long time will lead to the breeding of many bacteria, insufficient oxygen concentration, and endanger health), but the fresh air system has arrived in China, because China's air pollution is more serious, so China's fresh air system has been improved, and the role of air purification has been increased in addition to the role of ventilation.
The working principle of Haoting fresh air system: Haoting fresh air system is divided into two parts: the host is installed in the living room or balcony, responsible for the outdoor air purification into the room, at the same time, the breathing treasure is installed on the bedroom window, the indoor dirty air is discharged to the outside, and then the air pressure difference between the living room and the bedroom is used to make the fresh air flow from the living room to the bedroom, so that the indoor has been kept fresh and clean air.
Second, the fresh air system and the window ventilation comparison:
1.No need to open windows, enjoy fresh air 24 hours a day, and ensure sufficient ventilation and air volume (indoor air change every hour);
2.Avoid noise, dust, mosquitoes and haze caused by opening windows for ventilation, and make the room quieter and more comfortable;
3.Continuous ventilation can effectively remove indoor odor and moisture, and prevent the growth of bacteria and mold;
4.In winter and summer, a fresh air system with a full heat exchanger can save energy to a great extent and create a comfortable indoor environment.
5.The fresh air system filters the outdoor air and feeds it into the room, and at the same time discharges the indoor dirty air.
3. Comparison between fresh air system and air purifier.
1.It solves the problem of indoor carbon dioxide exceeding the standard caused by the air purifier being turned on for a long time;
2.It solves the problem that people are still in an unventilated and continuously polluted indoor because the air purifier is not efficient;
3.It avoids ozone pollution caused by some electrostatic technology, negative ion plasma and other air purifier purification technology;
4.It solves the problem of loss of temperature, humidity and purification results caused by the need to open the window for ventilation after opening the purifier for a period of time.
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After all, the brand is only one aspect, there are too many air purifiers on the market, each with its own target, each with its own black technology, and it is not good to judge whether it is good or bad. The brand that focuses on empty purification is naturally more professional. As for quality, as long as there is a quality inspection report, there is no big problem, and there is after-sales.
It mainly depends on your buying needs.
Buying needs can be divided into two areas:
1. Purification objects: mainly divided into two categories: particulate matter and formaldehyde;
2. Usable area: judge the air purifier according to the CADR value.
Then, when you choose, for example, to select the removal of particulate matter, you can calculate it according to the CADR value of particulate matter. For example, the Shenghuan negative ion purifier has a value of 260cadr, generally we assume that the floor height is 3 meters, and the number of air changes per hour is recommended to be 3 times the best, and 1 time is basic, then 260 3 3 (cycle times hours) = 27 square meters (optimal use area). If it is to remove formaldehyde, use the formaldehyde CADR value to calculate.
However, in addition to formaldehyde, it is recommended to use Shenghuan fresh air, formaldehyde is volatile for a long time, and it cannot be eliminated in the short term. The new fan is ventilation, which is similar to the fact that the newly installed house has to be dried for a long time before living.
If you fancy ions, it is recommended that you choose Tsinghua University's negative ion purifier, 0 ozone, 0 electrostatic reaction, and it is safer to use.
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Millet emptyAir purifier pro is better.
Xiaomi has released teasers on Weibo many times and hung out the slogan "Wait for the wind to come". Industry insiders speculate,Xiaomi's new product is likely to be a smart home product,And it is very likely to be related to air purification,Finally, Xiaomi air purifier was released on December 9, 2014,Its price is 899 yuan,Filter element**149element。
On the morning of December 11, 2014, the Japanese air purifier manufacturer Bamuda and its brand founder and chief product designer issued a statement, alluding to the suspicion of plagiarizing the design of the purifier products released by Xiaomi Technology.
Bamuda said in a statement that Xiaomi Technology has released an air purifier that is highly similar to the company's AirEngine air purifier released in early 2014 in terms of appearance, internal structure and promotional copy.
Bamuda is in the process of further confirming with the company's lawyer whether Xiaomi Technology constitutes infringement in order to decide whether to take further legal measures to protect Bamuda's legitimate rights and interests.
Previously, Xiaomi Technology had sought to cooperate with Bamuda, but Bamuda claimed that due to its own product development schedule, Bamuda has not cooperated with Xiaomi Technology in any form so far.
At the same time, Gen Terao, the founder and chief product designer of the Bamuda brand, also issued a statement, saying, "Xiaomi's air purifier is indeed strikingly similar to the product we released in 2012, and I am very confused about it." ”
Gen Terao emphasized that innovation is the gene of BALMUDA, and we welcome more innovators to emerge to bring a better world to everyone, and hope that it is our innovative spirit that will be imitated, not products.
Xiaomi Technology released air purifier products on December 9, 2014, but the product attracted a lot of discussion after its debut, and the outside world believed that Xiaomi purifier products were similar to Bamuda's products.
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Philips air purifier pairing. The manufacturer of this air purifier chose the manufacturer of Philips air purifier, so from the aspects of appearance, workmanship and details, this air purifier has no shortcomings, the overall materials and workmanship are good, and the details are polished in place.
Precautions for using an air purifier:
1. The air purifier should be placed away from obstructions.
2. When installing the purifier, the encapsulation of the filter should be opened.
3. The air purifier is to circulate and filter the indoor air, and only by closing the doors and windows can the better purification effect be achieved, but the long-term use will cause indoor hypoxia.
4. The sterilization ingredients of some purifiers use ozone, which may cause some harm to the human body. Read the instructions carefully before use.
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Hello dear, glad to answer for you! I inquired for you that Yimi Water Purifier Yudou and Philips Water Machine are relatively well-known water purification equipment brands in the market, and they have their own strengths, as follows: Yimi Water Purifier:
1.The use of RO reverse osmosis technology can effectively remove pollutants in the water and make the water quality more pure; 2.It has a strong water production and discharge capacity to meet the water needs of households; 3.
Simple operation, easy to maintain and clean; 4.**Moderate and cost-effective. Philips Water Machine:
1. The most powerful function of Philips water dispenser is that it is heated in 3 seconds, 2. 3L flow per minute, and a full glass of water in an average of 3 seconds. This kind of efficiency is indeed much better than that of ordinary water purifiers, and the ability to filter is strong. 3. It can effectively filter out impurities and heavy metals in the water, which can basically meet everyone's daily healthy drinking water needs for ordinary people.
4. It can filter out most of the harmful bacteria such as E. coli, viruses, etc., which is a good design for users like the author who are not very good in gastrointestinal function. In general, Yimi water purifier and Philips water machine are excellent water purification equipment brands, and choosing which one is more suitable for personal needs needs needs to be comprehensively considered according to their actual situation and preferences.
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The quality of an air purifier depends mainly on the CADR value of the air purifier, the quality and thickness of the HEPA filter, and the CCM value. The purification area of an air purifier is determined based on the CADR value of the air purifier. The relationship between them is that the larger the purification area, the greater the CADR value of the air purifier is required.
CADR is the ratio of clean air output from an air purifier as measured by the American Home Appliance Manufacturers Association (AHAM) to rigorous testing standards. The higher the CADR value, the higher the purification efficiency of the purifier.
Then there's the air purifier filter.
HEPA filters are currently the best means of combat. HEPA (High Efficiency Particulate Air Filter), Chinese means high-efficiency air filter, HEPA It is an internationally recognized best high-efficiency filter material, originally HEPA was used in nuclear energy research protection, and now it is widely used in precision laboratories, pharmaceutical production, atomic research and surgery and other places that require high cleanliness. HEPA is made of very fine organic fibers, which has a strong ability to capture particles, small pore size, large adsorption capacity, high purification efficiency, and water absorption.
In other words, only 3 out of every 10,000 particles can penetrate the HEPA membrane. Therefore, its effect on filtering particulate matter is very obvious!
If you use it to filter cigarettes, then the filtration effect can reach almost 100 , because the particle size in cigarettes is between microns and cannot pass through the HEPA filter membrane. A thick filter is more effective than a thin filter.
Another indicator is that the CCM specified in this year's national standard is the English abbreviation of the cumulative purification capacity of the purifier, which describes that when the filtration capacity of the HEPA or formaldehyde filter is attenuated to 50%, the purifier can accumulate the total weight of pollutants filtered, and the larger the unit value, the longer the service life of the air purifier's filter.
Of course, in addition to these two main determining factors, you also need to consider the noise of the air purifier when it is running, the amount of electricity used, etc.
Don't blindly believe that any big brand of air purifier must be good, and you must find a professional air purifier manufacturer when buying an air purifier. I heard that the Xiaomi air purifier optimizes the purification effect.
The purification principle of the new air is to transport the outdoor air purifier to the room and dilute the pollutants in the room to achieve the purification effect. The air purifier achieves the effect by circulating the air in the room. To learn more, check out the reviews.
It's not the same, it's not a thing at all, the fresh air fan is a full-heat purification fresh air host, he is mainly ventilated, the outdoor air is purified and sent to each room, and then the indoor dirty air is discharged, and the energy is carried out when it is discharged, trying not to affect the indoor temperature, the air purifier belongs to the internal circulation, filtering particles and odors in the air, and cannot improve the indoor oxygen content, and the exhaust fan just discharges the indoor air
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