Comprehensive environment aging test equipment

Abstract

The invention discloses comprehensive environment aging test equipment, relates to the technical field of aging test devices, and aims to solve the problem that existing comprehensive environment aging test equipment is not tight in sealing. Comprising an outer box and an inner box, the inner box is arranged in the outer box, fixing assemblies are symmetrically installed on the inner walls of the two sides of the inner box, each fixing assembly comprises two parallel fixing strips, and a sample frame is installed between the two fixing strips on the inner walls of the two sides of the inner box. The sealing rings are mounted between the left door plate and the outer frame as well as between the right door plate and the outer frame, the sealing rings are made of specially-made silicone rubber sealing strips resistant to high and low temperatures so as to ensure the sealing of the test area, and the irradiation compensation unit is used for performing irradiation intensity compensation analysis on the metal halogen lamp to obtain execution power. And then the metal halogen lamp is controlled to operate at the execution power, so that the irradiation intensity of the lamp tube can be well compensated, and the influence on the accuracy of a test result due to the reduction of the irradiance caused by attenuation of the metal halogen lamp is avoided.

Description

Technical Field

[0001] The invention relates to the technical field of aging test devices, in particular to comprehensive environmental aging test equipment. Background Art

[0002] Comprehensive environmental aging test equipment is a highly integrated environmental test equipment that can simulate a variety of harsh environmental conditions and conduct a comprehensive assessment of the reliability, durability and adaptability of products. For example, based on relevant standards such as photovoltaics and materials, the four major aging factors of temperature, humidity, salt spray and light are controlled to achieve the desired test effect, so as to see whether the product has fading, discoloration, brightness reduction, powdering, cracking, blurring, brittleness, strength reduction and oxidation. However, the existing comprehensive environmental aging test equipment has the problem of poor sealing, which leads to the leakage of media such as water vapor and salt spray, affecting the accuracy of the test results and the stability of the equipment. Summary of the invention

[0003] The purpose of the present invention is to solve the problem of poor sealing of existing comprehensive environmental aging test equipment and to provide a comprehensive environmental aging test equipment.

[0004] The purpose of the present invention can be achieved through the following technical solutions: a comprehensive environmental aging test equipment, including an outer box and an inner box, the inner box is arranged inside the outer box, the inner walls on both sides of the inner box are symmetrically installed with fixing components, the fixing components include two parallel fixed bars, the fixing bars are evenly provided with a plurality of card slots, a sample rack is installed between the two fixing bars on the inner walls on both sides of the inner box, the two sides of the sample rack are inserted into the card slots corresponding to the two fixing bars, a reinforcing rib is installed on the bottom end surface of the sample rack, the top of the fixing bar is connected to one end of a condensation plate, a middle top plate is installed in the middle of the top surface of the inner box, the other end of the condensation plate is fixed on the middle top plate, and two lamp covers are installed on the upper end surface of the middle top plate; An air return plate is also provided inside the inner box, a return air mesh port is provided at the bottom of the air return plate, a shutter is installed at the top of the air return plate, an installation cavity 1 is formed between the air return plate and the rear plate of the inner box, an air drum is installed in the installation cavity 1 at the top of one side wall of the air return plate, an evaporator is installed in the installation cavity 1 at the bottom of one side wall of the air return plate, an installation cavity 2 is provided on one side of the rear plate of the outer frame, a humidifying boiler is installed in the installation cavity 2 at one side of the rear plate of the box, a bracket 1 and a bracket 2 are installed in the installation cavity 2, a water level box is installed on the bracket 1, and a condenser is installed on the bracket 2; The outer box comprises an outer frame, a left door plate and a right door plate are symmetrically mounted on one side of the outer frame, and a sealing ring is mounted between the left door plate, the right door plate and the outer frame.

[0005] As a preferred embodiment of the present invention, the lamp tube cover includes an upper cover and a lower cover, the upper cover is installed on the lower cover, a reflector and two lamp tube holders located in the middle of the reflector are installed inside the lower cover, metal halide lamps are installed on the two lamp tube holders, lamp cover fixing plates are installed on both sides of the lower cover, and the two sides of the lower cover are fixed to the outer box through the lamp cover fixing plates.

[0006] As a preferred embodiment of the present invention, a salt spray corrosion module is also installed in the outer box, and the salt spray corrosion module includes a salt spray generator installed in the second installation cavity, and the salt spray generator is used to heat the sodium chloride aqueous solution to evaporate it to generate salt spray and transport it to the inner box.

[0007] As a preferred embodiment of the present invention, a control panel is also installed on the outer box, and the control panel includes a display screen and a controller; the controller has built-in irradiation compensation unit and spray adjustment unit; the irradiation compensation unit is used to perform irradiation intensity compensation analysis on the metal halide lamp and control the metal halide lamp to execute power to operate; the spray adjustment unit is used to control the spray mode corresponding to the salt spray corrosion module and set the cycle period, wherein the spray mode includes continuous spray, intermittent spray and programmed spray.

[0008] As a preferred embodiment of the present invention, the specific process of performing irradiation intensity compensation analysis on a metal halide lamp is as follows: The irradiation intensity of the metal halide lamp and the corresponding collection time are collected, and the irradiation intensity of the metal halide lamp is sorted according to the order of the collection time, and the numerical value of the irradiation intensity is extracted and marked as the irradiation intensity value, and an intensity standard threshold corresponding to the metal halide lamp is set, and the symbol is UVB, and the irradiation intensity value is compared with the intensity standard threshold. If the irradiation intensity value is less than the intensity standard threshold, it is marked as a low threshold intensity value, and all low threshold intensity values ​​are sorted in order and represented by symbols UVi, i=1, 2, ..., n, where i represents the number of the low threshold intensity value, and n represents the maximum value of the low threshold intensity value number; then the number of irradiation intensity values ​​corresponding to the intensity standard threshold between two adjacent low threshold intensity values ​​is counted and the number is calculated on the basis of the number. Add one to the base to get the interval value, substitute all the interval values ​​into the interval line graph to get the interval point corresponding to the interval value, connect two adjacent interval points to get the low threshold line, calculate the slope of the low threshold line, sum the values ​​of all negative slopes and take the absolute value to get the low interval total value, draw the interval marking line in the interval line graph, identify the closed area enclosed by the low threshold line above the interval marking line and mark it as the exceeded area, identify the area of ​​all exceeded areas and sum their area values ​​to get the exceeded area total value; mark the low interval total value and the exceeded area total value as Dg1 and Cq2; set the weight factors of the low interval total value and the exceeded area total value as eu1 and eu2; use the formula DQ=Dg1×eu1+Cq2×eu2 to calculate the low strength base value DQ; through the irradiation intensity compensation model Output irradiance compensation value FB; where UV min is the minimum low threshold intensity value, UV P is the average value of all irradiation intensity values, η1, η2, η3, and η4 are all preset weight factors; several compensation powers are set, each compensation power corresponds to a value range, and the irradiation intensity compensation value is matched with several value ranges. If the irradiation intensity compensation value is within the value range, the compensation power corresponding to the value range is obtained, and the current power of the metal halide lamp is added to obtain the execution power, and then the metal halide lamp is controlled to operate at the execution power.

[0009] As a preferred embodiment of the present invention, the irradiation compensation unit is also used to perform replacement analysis on the metal halide lamp, and the specific process is as follows: The irradiation intensity compensation value is determined. When the irradiation intensity compensation value is greater than the set compensation threshold, the power-on time and power-off time of the metal halide lamp are analyzed to obtain all the power-on time and power-off time of the metal halide lamp, and the time difference between the power-on time and the power-off time is calculated to obtain the single power-on time, and all the single power-on time are summed up to obtain the total power-on time; when the total power-on time is greater than the set time threshold, the temperature of the metal halide lamp during the power-on process is obtained, all temperatures are compared with the preset temperature threshold, and the temperatures greater than the temperature threshold are compared. Mark as super-threshold temperature, count the number of super-threshold temperatures to obtain super-threshold value, calculate the average value of all super-threshold temperature values ​​to obtain super-threshold mean, and mark the maximum super-threshold temperature value as the maximum super-threshold value; convert the super-threshold value, super-threshold mean and maximum super-threshold value into straight line length according to a certain ratio, construct an ellipse with the super-threshold value and the super-threshold mean as the major axis and minor axis, select the center of the ellipse, take the center as the starting point to make the height of the straight line length corresponding to the maximum super-threshold value, construct an elliptical cone with the ellipse and the height, calculate the volume of the elliptical cone and mark the volume value as the super-shadow value; Normalize the irradiation intensity compensation value, total power-on time and temperature shadow value and take the values ​​of the three, substitute them into the formula GH=FB×μ1+TD×μ2+WY×μ3 to get the replacement reminder value GH; TD is the value of the total power-on time, WY is the value corresponding to the super shadow value; μ1, μ2 and μ3 are the weight factors corresponding to the irradiation intensity compensation value, the total power-on time and the temperature shadow value, When the replacement reminder value is greater than the set reminder threshold, a replacement signaling corresponding to the metal halide lamp 35 is generated and sent to the smart terminal of the corresponding technician.

[0010] Compared with the prior art, the present invention has the following beneficial effects: 1. In the present invention, sealing rings are installed between the left door panel and the right door panel and the outer frame. The sealing rings adopt special high and low temperature resistant silicone rubber sealing strips to ensure the airtightness of the test area; heating wires are installed at the corresponding door frames of the left door panel and the right door panel to prevent condensation at the door frame under low temperature conditions; the sample rack is spliced ​​with aluminum profiles, which has the advantages of being light, resistant to high temperature and humidity, and anti-aging.

[0011] 2. The irradiation compensation unit of the present invention is used to perform irradiation intensity compensation analysis on the metal halide lamp to obtain the execution power, and then control the metal halide lamp to operate at the execution power, so as to compensate the irradiation intensity of the lamp tube well and avoid the reduction of irradiance caused by the attenuation of the metal halide lamp, which affects the accuracy of the test results.

[0012] 3. The present invention obtains a replacement reminder value by determining the radiation intensity compensation value and analyzing the total power-on time and the temperature of the metal halide lamp 35 during the power-on process, and generates a corresponding replacement signal through the replacement reminder value to facilitate technicians to replace the metal halide lamp 35 in the comprehensive environmental aging test equipment to avoid problems with the metal halide lamp 35 affecting the test results. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to facilitate understanding by those skilled in the art, the present invention is further described below with reference to the accompanying drawings.

[0014] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a schematic diagram of the internal structure of the inner box of the present invention; Figure 3 This is a schematic diagram of the condensation panel installation structure of the present invention; Figure 4 It is a schematic diagram of the structure of the lamp tube cover of the present invention; Figure 5 It is a schematic diagram of the internal structure of the lamp tube cover of the present invention; Figure 6 This is a schematic diagram of the installation of the return air plate of the present invention; Figure 7 It is a schematic diagram of the outer frame structure of the present invention; Figure 8 It is a principle block diagram of the control panel of the present invention; Fig. 9 It is the interval line graph of the present invention. DETAILED DESCRIPTION

[0015] The technical solution of the present invention will be clearly and completely described below in conjunction with the embodiments. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0016] Example 1: Please refer to Figure 1-Figure 7 As shown, a comprehensive environmental aging test equipment includes an outer box 1, the outer box 1 includes an outer frame 14, a left door panel 11 and a right door panel 12 are symmetrically installed on one side of the outer frame 14, a sealing ring 17 is installed between the left door panel 11 and the right door panel 12 and the outer frame 14, and the sealing ring 17 adopts a special high and low temperature resistant silicone rubber sealing strip to ensure the airtightness of the test area; heating wires are installed at the corresponding door frames of the left door panel 11 and the right door panel 12 to prevent condensation at the door frames under low temperature conditions. Glass windows 13 are installed on the left door panel 11 and the right door panel 12; the inner box 2 is arranged inside the outer box 1, and the inner walls on both sides of the inner box 2 are symmetrically installed with fixing components, which include two parallel fixed strips 21, and a plurality of card slots 22 are evenly opened on the fixed strips 21. A sample rack 23 is installed between the two fixed strips 21 on the inner walls on both sides of the inner box 2. The sample rack 23 is made of aluminum profiles, which has the advantages of being light, resistant to high temperature and humidity, and anti-aging. The two sides of the sample rack 23 are inserted into the card slots 22 corresponding to the two fixed strips 21, and the bottom end surface of the sample rack 23 is installed with reinforcing ribs 24. The top of the fixed strip 21 is connected to the sample rack 23. There is a condensation plate 25 at one end, a middle top plate 26 is installed in the middle of the top surface of the inner box 2, the other end of the condensation plate 25 is fixed on the middle top plate 26, two lamp covers 3 are installed on the upper end surface of the middle top plate 26, the lamp cover 3 includes an upper cover 31 and a lower cover 32, the upper cover 31 is installed on the lower cover 32, a reflector 36 and two lamp holders 34 located in the middle of the reflector 36 are installed inside the lower cover 32, metal halide lamps 35 are installed on the two lamp holders 34, lamp cover fixing plates 33 are installed on both sides of the lower cover 32, and both sides of the lower cover 32 are fixed on the outer box 1 through the lamp cover fixing plates 33, and a transparent glass plate is also installed at the bottom of the lower cover 32. The metal halide lamp 35 is a 2000W ultraviolet metal halide lamp and is equipped with an EPS power supply for powering it.

[0017] The inner box 2 is also provided with a return air plate 27, the bottom of which is provided with a return air mesh port, the top of which is provided with a shutter 271, and a mounting cavity 1 is formed between the return air plate 27 and the box rear plate 28 of the inner box 2, the top of one side wall of the return air plate 27 is located in the mounting cavity 1 and is provided with a wind drum 272, the bottom of one side wall of the return air plate 27 is located in the mounting cavity 1 and is provided with an evaporator 273, the outer frame 14 is located on one side of the box rear plate 28 and is provided with a mounting cavity 2, the side of the box rear plate 28 is located in the mounting cavity 2 and is provided with a humidifying boiler 281, the mounting cavity 2 is provided with a bracket 15 and a bracket 2 16, the bracket 1 15 is provided with a water level box 5, and the bracket 2 16 is provided with a condenser 4. The inner liner of the inner box 2 is made of SUS304 stainless steel, which has been demagnetized and has a high anti-corrosion effect. The gaps in the inner box 2 are all welded by helium arc welding to reduce moisture and air penetration. The humidification boiler 281 is used to humidify the interior of the inner box 2. A stainless steel centrifugal fan and a heater are also installed in the installation cavity 1; wherein the stainless steel centrifugal fan, the heater, the evaporator 273, the return air mesh port and the shutter 271 constitute a circulating air duct for ventilating the interior of the inner box 2.

[0018] A salt spray corrosion module is also installed in the outer box 1. The salt spray corrosion module includes a salt spray generator installed in the second installation cavity. The salt spray generator is used to heat the sodium chloride aqueous solution to evaporate it to generate salt spray and transport it to the inner box 2.

[0019] Embodiment 2: A control panel is also installed on the outer box 1, such as Figure 8 As shown, the control panel includes a display screen and a controller; the controller has a built-in irradiation compensation unit and a spray adjustment unit; The irradiation compensation unit is used to perform irradiation intensity compensation analysis on the metal halide lamp 35. The specific analysis process is: collecting the irradiation intensity of the metal halide lamp 35 (in watts / square centimeter or milliwatts / square centimeter), the corresponding collection time, and the power-on time and power-off time of the metal halide lamp 35; The irradiation intensity of the metal halide lamp 35 is sorted according to the order of the acquisition time, and the value of the irradiation intensity is extracted and marked as the irradiation intensity value. The metal halide lamp 35 is set to correspond to an intensity standard threshold, symbolized as UVB, and the irradiation intensity value is compared with the intensity standard threshold. If the irradiation intensity value is less than the intensity standard threshold, it is marked as a low threshold intensity value, and all the low threshold intensity values ​​are sorted in order and represented by the symbol UVi, i=1, 2, ..., n, where i represents the number of the low threshold intensity value, and n represents the maximum value of the low threshold intensity value number; then the number of irradiation intensity values ​​greater than or equal to the intensity standard threshold between two adjacent low threshold intensity values ​​is counted and one is added to the number to obtain the interval value, and all the interval values ​​are substituted into the interval line graph, as shown in FIG. Fig. 9As shown, the interval point corresponding to the interval value is obtained, two adjacent interval points are connected to obtain the low threshold line, the slope of the low threshold line is calculated, the values ​​of all negative slopes are summed and the absolute value is taken to obtain the low interval total value, the interval marking line is drawn in the interval line chart, the closed area enclosed by the low threshold line above the interval marking line is identified and marked as the exceeded area, the area of ​​all exceeded areas is identified and the area values ​​are summed to obtain the exceeded area total value; the low interval total value and the exceeded area total value are marked as Dg1 and Cq2; the weight factors of the low interval total value and the exceeded area total value are set as eu1 and eu2; the low strength base value DQ is calculated using the formula DQ=Dg1×eu1+Cq2×eu2; Irradiance compensation model Output irradiance compensation value FB; where UV min is the minimum low threshold intensity value, UV P is the average value of all irradiance intensity values, η1, η2, η3, η4 are all preset weight factors; Several compensation powers are set, each compensation power corresponds to a value range, and the irradiation intensity compensation value is matched with several value ranges. If the irradiation intensity compensation value is within the value range, the compensation power corresponding to the value range is obtained, and it is added to the current power of the metal halide lamp 35 to obtain the execution power, and then the metal halide lamp 35 is controlled to operate with the execution power, so as to compensate for the irradiation intensity of the lamp tube well and avoid the reduction of irradiance caused by the attenuation of the metal halide lamp 35, which affects the accuracy of the test results.

[0020] Then, the irradiation intensity compensation value is determined. When the irradiation intensity compensation value is greater than the set compensation threshold, the power-on time and power-off time of the metal halide lamp 35 are analyzed, all the power-on time and power-off time of the metal halide lamp 35 are obtained, the time difference between the power-on time and the power-off time is calculated to obtain the single power-on time, and all the single power-on time are summed up to obtain the total power-on time; when the total power-on time is greater than the set time threshold, the temperature of the metal halide lamp 35 during the power-on process is obtained, all temperatures are compared with the preset temperature threshold, and the temperature greater than the temperature threshold is compared. The temperature of the value is marked as the super-threshold temperature, the number of super-threshold temperatures is counted to obtain the super-threshold value, the average of all super-threshold temperature values ​​is calculated to obtain the super-threshold mean, and the maximum super-threshold value is marked as the maximum super-threshold value; the super-threshold value, the super-threshold mean and the maximum super-threshold value are converted into straight line lengths according to a certain ratio, an ellipse is constructed with the super-threshold value and the super-threshold mean as the major axis and the minor axis, the center of the ellipse is selected, and the height of the straight line length corresponding to the maximum super-threshold value is made with the center as the starting point, an elliptical cone is constructed with the ellipse and the height, the volume of the elliptical cone is calculated and the value of the volume is marked as the super-shadow value; The radiation intensity compensation value, total power-on time and temperature shadow value are normalized and the values ​​of the three are taken and substituted into the formula GH=FB×μ1+TD×μ2+WY×μ3 to obtain the replacement reminder value GH; among which TD is the value of the total power-on time, WY is the value corresponding to the super shadow value; μ1, μ2 and μ3 are the weight factors corresponding to the radiation intensity compensation value, the total power-on time and the temperature shadow value, and their sizes are custom values.

[0021] When the replacement reminder value is greater than the set reminder threshold, a replacement signal corresponding to the metal halide lamp 35 is generated and sent to the corresponding technician's smart terminal, wherein the replacement signal includes the number and location of the metal halide lamp 35 and a lamp replacement reminder label. After receiving the replacement signal through the smart terminal, the technician replaces the metal halide lamp 35. The replacement reminder value is obtained by determining the irradiation intensity compensation value and analyzing the total power-on time and the temperature of the metal halide lamp 35 during the power-on process. The corresponding replacement signal is generated by the replacement reminder value, so that the technician can replace the metal halide lamp 35 in the comprehensive environmental aging test equipment to avoid problems with the metal halide lamp 35 affecting the test results.

[0022] The user inputs the corresponding spray mode and cycle through the display screen, and the controller sends the spray mode and cycle to the spray adjustment unit. The spray adjustment unit controls the corresponding spray mode of the salt spray corrosion module and sets the cycle. The spray modes include continuous spray, intermittent spray and programmed spray.

[0023] The preferred embodiments of the present invention disclosed above are only used to help explain the present invention. The preferred embodiments do not describe all the details in detail, nor do they limit the invention to only specific implementation methods. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can understand and use the present invention well. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A comprehensive environmental aging test device, comprising an outer box (1) and an inner box (2), wherein the inner box (2) is arranged inside the outer box (1), characterized in that: The inner walls on both sides of the inner box (2) are symmetrically mounted with fixing components, the fixing components comprising two fixing bars (21) arranged in parallel, a plurality of slots (22) being evenly arranged on the fixing bars (21), a sample rack (23) being mounted between the two fixing bars (21) on the inner walls on both sides of the inner box (2), the two sides of the sample rack (23) being inserted into the slots (22) corresponding to the two fixing bars (21), a reinforcing rib (24) being mounted on the bottom end surface of the sample rack (23), the top end of the fixing bar (21) being connected to one end of a condensation plate (25), a middle top plate (26) being mounted in the middle of the top end surface of the inner box (2), the other end of the condensation plate (25) being fixed on the middle top plate (26), and two lamp covers (3) being mounted on the upper end surface of the middle top plate (26); The inner box (2) is further provided with a return air plate (27), the bottom of the return air plate (27) is provided with a return air mesh port, the top of the return air plate (27) is provided with a shutter (271), a mounting chamber 1 is formed between the return air plate (27) and a box rear plate (28) of the inner box (2), a wind drum (272) is installed in the mounting chamber 1 at the top of a side wall of one side of the return air plate (27), an evaporator (273) is installed in the mounting chamber 1 at the bottom of a side wall of one side of the return air plate (27), a mounting chamber 2 is provided on one side of the box rear plate (28), a humidifying boiler (281) is installed in the mounting chamber 2 at one side of the box rear plate (28), a bracket 1 (15) and a bracket 2 (16) are installed in the mounting chamber 2, a water level box (5) is installed on the bracket 1 (15), and a condenser (4) is installed on the bracket 2 (16); The outer box (1) comprises an outer frame (14), a left door panel (11) and a right door panel (12) are symmetrically mounted on one side of the outer frame (14), and a sealing ring (17) is mounted between the left door panel (11), the right door panel (12) and the outer frame (14).

2. A comprehensive environmental aging test equipment according to claim 1, characterized in that: The lamp tube cover (3) comprises an upper cover (31) and a lower cover (32), the upper cover (31) being mounted on the lower cover (32), a reflector (36) and two lamp tube holders (34) located in the middle of the reflector (36) being mounted inside the lower cover (32), metal halide lamps (35) being mounted on the two lamp tube holders (34), lamp cover fixing plates (33) being mounted on both sides of the lower cover (32), and the two sides of the lower cover (32) being fixed to the outer box (1) via the lamp cover fixing plates (33).

3. The comprehensive environmental aging test equipment according to claim 1, characterized in that: The outer box (1) is also equipped with a salt spray corrosion module, which includes a salt spray generator installed in the second installation cavity. The salt spray generator is used to heat the sodium chloride aqueous solution to evaporate it and generate salt spray, which is then transported to the inner box (2).

4. The comprehensive environmental aging test equipment according to claim 3, characterized in that: The outer box (1) is also provided with a control panel, the control panel comprising a display screen and a controller; the controller has an irradiation compensation unit and a spray adjustment unit built therein; the irradiation compensation unit is used to perform irradiation intensity compensation analysis on the metal halide lamp (35) and control the metal halide lamp (35) to perform power operation; the spray adjustment unit is used to control the spray mode corresponding to the salt spray corrosion module and set a cycle, wherein the spray mode comprises continuous spray, intermittent spray and programmed spray.

5. The comprehensive environmental aging test equipment according to claim 4, characterized in that: The specific process of performing irradiation intensity compensation analysis on the metal halide lamp (35) is as follows: The irradiation intensity of the metal halide lamp (35) and the corresponding collection time are collected, the irradiation intensity of the metal halide lamp (35) is sorted according to the order of the collection time, and the numerical value of the irradiation intensity is extracted and marked as the irradiation intensity value, and the metal halide lamp (35) is set to correspond to an intensity standard threshold, which is symbolized as UVB, and the irradiation intensity value is compared with the intensity standard threshold. If the irradiation intensity value is less than the intensity standard threshold, it is marked as a low threshold intensity value, and all low threshold intensity values ​​are sorted in order and represented by the symbol UVi, i=1, 2, ..., n, wherein i represents the number of the low threshold intensity value, and n represents the maximum value of the low threshold intensity value number; then the number of irradiation intensity values ​​corresponding to the intensity standard threshold that are greater than or equal to the two adjacent low threshold intensity values ​​is counted and Add one to the number to get the interval value, substitute all the interval values ​​into the interval line graph to get the interval point corresponding to the interval value, connect two adjacent interval points to get the low threshold line, calculate the slope of the low threshold line, sum up the values ​​of all negative slopes and take the absolute value to get the low interval total value, draw the interval marking line in the interval line graph, identify the closed area enclosed by the low threshold line above the interval marking line and mark it as the exceeded area, identify the area of ​​all exceeded areas and sum up their area values ​​to get the exceeded area total value; mark the low interval total value and the exceeded area total value as Dg1 and Cq2; set the weight factors of the low interval total value and the exceeded area total value as eu1 and eu2; use the formula DQ=Dg1×eu1+Cq2×eu2 to calculate the low strength base value DQ; through the irradiation intensity compensation model Output irradiance compensation value FB; where UV min is the minimum low threshold intensity value, UV P is the average value of all irradiation intensity values, η1, η2, η3, and η4 are all preset weight factors; a number of compensation powers are set, each compensation power corresponds to a value range, the irradiation intensity compensation value is matched with the number of value ranges, if the irradiation intensity compensation value is within the value range, the compensation power corresponding to the value range is obtained, and the compensation power is added to the current power of the metal halide lamp (35) to obtain the execution power, and then the metal halide lamp (35) is controlled to operate at the execution power.

6. The comprehensive environmental aging test equipment according to claim 5, characterized in that: The irradiation compensation unit is also used to perform replacement analysis on the metal halide lamp (35), and the specific process is as follows: The irradiation intensity compensation value is determined; when the irradiation intensity compensation value is greater than a set compensation threshold, the power-on time and the power-off time of the metal halide lamp (35) are analyzed to obtain all the power-on time and the power-off time of the metal halide lamp (35); the time difference between the power-on time and the power-off time is calculated to obtain a single power-on time; all single power-on time lengths are summed to obtain a total power-on time length; when the total power-on time length is greater than a set time length threshold, the temperature of the metal halide lamp (35) during the power-on process is obtained; all temperatures are compared with a preset temperature threshold; and the temperature greater than the temperature threshold is compared with the metal halide lamp (35). The temperature of the degree threshold is marked as the super-threshold temperature, the number of super-threshold temperatures is counted to obtain the super-threshold value, the average of all super-threshold temperature values ​​is calculated to obtain the super-threshold mean, and the maximum super-threshold value is marked as the maximum super-threshold value; the super-threshold value, the super-threshold mean and the maximum super-threshold value are converted into straight line lengths according to a certain ratio, an ellipse is constructed with the super-threshold value and the super-threshold mean as the major axis and the minor axis, the center of the ellipse is selected, and the height of the straight line length corresponding to the maximum super-threshold value is made with the center of the circle as the starting point, an elliptical cone is constructed with the ellipse and the height, the volume of the elliptical cone is calculated and the value of the volume is marked as the super-shadow value; Normalize the irradiation intensity compensation value, total power-on time and temperature shadow value and take the values ​​of the three, substitute them into the formula GH=FB×μ1+TD×μ2+WY×μ3 to get the replacement reminder value GH; TD is the value of the total power-on time, WY is the value corresponding to the super shadow value; μ1, μ2 and μ3 are the weight factors corresponding to the irradiation intensity compensation value, the total power-on time and the temperature shadow value, When the replacement reminder value is greater than the set reminder threshold, a replacement signal corresponding to the metal halide lamp (35) is generated and sent to the corresponding technician's smart terminal.

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