Since the 1970s, some developed countries in Europe and America have used infrared thermal imager to explore various fields.With the development and maturity of uncooled focal plane array detectors, the miniaturization, low cost and high reliability of the equipment have been realized, and the applications in power, industry, security, fire protection, vehicle and medical industries have been continuously expanded.
At present, infrared thermal imager has fully realized market competition in civil field.From the demand side, with the continuous expansion of applicable scenarios and applications, the consumption of infrared thermal imager in the civil market has maintained a rapid growth rate. According to the Maxtech International market survey of infrared thermal imager in the United States, the market size of civil infrared thermal imager reached $3.107 billion in 2014 and is expected to reach $5.601 billion in 2020.The total consumption of civil infrared thermal imager has increased by about 10.3% since 2014, which is faster than that of military field.
From the supply side, although the civil infrared thermal imager manufacturers, but the market share is relatively concentrated.Competitive industry companies for the United States FLIR, is also the world's largest, the most complete quality of infrared thermal imager products suppliers. FLIR company occupied 66.2% market of uncooled infrared thermal imager in 2017 according to Yole statistics. Moreover, France's SEEK ULIS、 the United States are also strong competitors in the field of civil infrared thermal imager, with the combined market share of the three companies exceeding 90 percent of total global consumption.
1 Application of electricity detection
Electrical system is the earliest and most common application field of infrared thermal imager. FLIR first commercial thermal imaging camera sold in 1965 was used for high-voltage power cord inspection. The infrared thermal imager is mainly used in the on-line detection and diagnosis of electrical equipment in the electrical industry. The infrared state monitoring and diagnosis technology has the characteristics of long distance, no contact, no sampling, no contact, accurate, fast and intuitive.It is of great significance to improve the reliability and effectiveness of electrical equipment, improve the economic efficiency of operation and reduce the maintenance cost.
At the end of the 11th Five-Year Plan, with the gradual maturity of power equipment condition detection and monitoring technology and the completion of a series of related scientific and technological projects, the power equipment condition detection and monitoring industry has gradually entered the growth stage.At present, smart grid construction and enhanced power supply reliability has risen to the national strategy.In this context, the two major power grid companies put forward a clear plan for the construction of smart grid and the promotion of state maintenance. With the overall promotion of state maintenance and the overall promotion of smart grid construction, The market demand for power equipment condition detection and monitoring products is expected to show rapid growth momentum.
According to the research report of the 12th Five-Year Plan of the electric power industry, the total investment of the power grid during the 12th Five-Year Plan period is about 2.55 trillion yuan, accounting for 48% of the total investment in electricity.In 2018, China's power grid project completed investment of 53.73 billion yuan, although the growth rate has fallen, but from the trend of power investment, there is still room for development of grid saturation. Therefore, under the background of increasing the investment scale of power industry in the future, the investment scale of power equipment will remain high all the time, thus the new market demand for power equipment condition detection and monitoring products will emerge.
Although the power industry is the most widely used civil infrared thermal imager in China, it is limited to Guangdong, Zhejiang, Jiangsu, Shandong and other coastal economic developed areas, and the ownership of these developed areas is far from saturated.Under the condition of comprehensive promotion of smart grid construction, the market demand of power equipment condition detection and monitoring products will be very huge in the future.
2 Application of Manufacturing Production
In industrial production, the temperature of most equipment faults changes obviously, and the problems caused by contact temperature measurement can be avoided by using infrared detector.In the smelting industry, the infrared thermal imager is used to detect the partition block on the surface of blast furnace, and the temperature distribution of the obtained thermal image can be analyzed by infrared analysis software. In the field of electronics industry, infrared thermal imager can control the temperature distribution of the whole circuit in the early stage of circuit board development, which is convenient for engineers to make reasonable layout.
Application in the field of security
Nowadays, most night surveillance systems use visible-light cameras. In addition to human real-time monitoring, imaging in poor light is so vague that night crime cases occur frequently.Infrared night vision monitoring system came into being, which can image any object with temperature when it is completely lightless and far away, and can pass through smoke, clouds, including camouflaged targets and high-speed moving targets.
The domestic security market can be divided into government market, enterprise market and civil market according to customer structure.At present, the first demand drive of security is still dependent on government demand, "Ping an City "," Smart City "," Snow Project" and other projects, It is expected to speed up the increase of video surveillance penetration in China. During the 12th Five-Year Plan and the 13th Five-Year Plan, The popularity of smart cities has helped the security industry double from 277.3 billion yuan in 2011 to 657.8 billion yuan in 2017, The annual compound growth rate reached 15% of the medium-high speed development. According to the foresight institute, China's smart city spending will continue to grow at around 14% over the next few years, This will continue to stimulate demand in the security industry, Security video surveillance industry growth period.
Ping an city, smart transportation and smart buildings accounted for 24%,18% and 16% respectively in the application of security products industry in 2016, accounting for more than half of the whole application market.With the continuous promotion of security intelligence, emerging markets such as unmanned supermarkets, autopilot and other business opening will bring continuous demand for security monitoring.
The main battlefield of the security industry in the video surveillance room has become a necessity to ensure social stability and public safety.China's 2017 video surveillance market has reached 106.3 billion yuan, an increase of 10.5 percent over the same period last year. According to the forecast of the prospective Research Institute, the market will still maintain a growth rate of more than 10 percent in the future. At present, the video surveillance industry has reached a certain scale, but the product homogenization is serious, the market concentration tends to be more large professional equipment manufacturers, the price competition is fierce, relying on the cost advantage brought by the scale effect, the domestic Haekang, Dahua and other leading manufacturers market share gradually increased.
The application of infrared thermal imaging technology in the field of security mainly refers to infrared thermal imaging network camera, which is still dominated by traditional video surveillance leading enterprises.At present, Haekangwei has formed a more systematic product line, including various forms of cloud head, ball machine, monocular or binocular tube machine and other product series, can meet the needs of various monitoring environment. Domestic infrared thermal imager professional manufacturers, the current security camera research and development and sales of insufficient attention, security industry products are single, and did not form a professional infrared camera leading enterprises, market opportunities to erupt.
4 Applications in the field of fire protection
Fire field is the world's developed countries infrared thermal imager the largest civilian market.Due to the characteristics of infrared imaging smoke and temperature measurement, infrared thermal imager can be used in fire rescue and detection equipment, which can be used to determine the position of flame center, the degree of combustion and the spread of fire.
Intelligent fire fighting is the inevitable trend of fire fighting construction.China's fire-fighting equipment in 2017 was about 81.8 billion yuan, up from 43 billion yuan in 2014, with an annual compound growth rate of 24 percent. With the continuous improvement of the technical level and manufacturing ability of the industry, intelligent fire fighting has gradually developed to multi-level start-up, intelligence, fire extinguishing efficiency and special fields. With the advance of intelligent fire fighting in China, the infrared thermal imager for fire engines and firefighters will become a trend, and the fire market will become the most promising development direction for infrared thermal imager.
There are mainly the following types of fire-fighting personnel in China: nearly 125000 members of the public security fire fighting forces, that is, fire brigade, fire brigade and fire special service brigade, fire station, etc. all over China ;76000 members of the fire brigade are recruited by local or enterprise on a contract basis, with more than 10,000 full-time firefighters; and 76000 people are employed within the units set up in airports, ports, oil fields, power plants and other large enterprises and institutions with greater fire risk. In addition, there is the PLA full-time fire brigade.China's fire truck industry enterprises continue to expand the scale of production, industry output steadily developed, by 2015 China's fire truck production of about 5825. But compared with foreign countries, the matching rate of fire fighting equipment is low, the number of fire engines in China is about 23000, compared with the United States and Germany more than 70,000 units, there is a lot of room for improvement.Fire personnel vehicles need infrared thermal imager market space is broad.
5 Applications in the medical field
Because the infrared band contains a large number of characteristic lines of biomolecules, infrared imaging can be used to diagnose human body.For example, the infrared thermal imager is used to measure the body temperature of a large number of people entering and leaving the country at the customs entry and exit quarantine port, and the patient is found in time according to the change of body temperature, which plays a great role in the period of SARS and avian influenza.
Medical infrared thermal imaging technology is a good supplement to structural imaging technology (B ultrasound, CT、 nuclear magnetic resonance). Many previous structural imaging techniques can not perform or later than the abnormal information of functional performance, but can be expressed by infrared thermal imaging technology. It is 6~12 months earlier than CT、 nuclear magnetic field in the detection of tumors. Infrared thermal imager was first successfully used in clinical practice in Britain in the last century, and has been widely used in medical field.Since the introduction of the first medical infrared thermal imager in 2001, China has been gradually applied in major hospitals in China.
According to KPMG (KPMG), research on the future of the medical device industry shows that the industry is expected to maintain stable growth.Global annual sales are projected to grow at more than 5% a year, Sales will reach nearly $800 billion by 2030. With the improvement of living standards and the increase of health care awareness, China's medical device market has maintained a rapid growth trend from 2014 to 2018. China's medical device market is 445 billion yuan in 2017, At 20.3%, And by 2018, the scale was more than 500 billion yuan, China's medical device market is expected to be nearly 650 billion yuan in 2019, The scale of the medical device market will continue to grow steadily.
At present, most of the medical infrared thermal imager installed in hospitals in China is foreign products. By the end of 2018, there are 773 third Class A hospitals in China, only some of which are equipped with infrared thermal imager.In the face of China's nearly 100 million annual detection quantity, there is a big gap in Chinese medical infrared thermal imager, and the market demand potential is huge.At present, foreign restrictions on the export of high-end infrared detection equipment, domestic infrared medical equipment performance restrictions. At the same time, the main reason restricting the promotion of thermal imager is the high cost. The current price of domestic medical infrared thermal imager is about 500000. If the domestic equipment successfully reduces the cost on the basis of improving the performance, it will be conducive to the realization of domestic substitution. Pave the way for a wide range of promotion.