CN106841289A - A kind of utilization sunshine detects the device and method of shading product heat-proof quality - Google Patents

A kind of utilization sunshine detects the device and method of shading product heat-proof quality Download PDF

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CN106841289A
CN106841289A CN201710200784.6A CN201710200784A CN106841289A CN 106841289 A CN106841289 A CN 106841289A CN 201710200784 A CN201710200784 A CN 201710200784A CN 106841289 A CN106841289 A CN 106841289A
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cold house
temperature
benchmark
contrast
heat
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CN106841289B (en
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张明
冯旭明
李鄂峰
彭信忠
罗陆平
彭翔
黄嘉樑
何兴升
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GUANGZHOU BUILDING MATERIALS INSTITUTE Ltd Co
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GUANGZHOU BUILDING MATERIALS INSTITUTE Ltd Co
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N25/00Investigating or analyzing materials by the use of thermal means
    • G01N25/20Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity

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Abstract

A kind of utilization sunshine disclosed by the invention detects the device of shading product heat-proof quality, the detection means includes being separated from each other and being installed in the benchmark cold house in a guard chamber and contrast cold house inner side, temperature acquisition sensor is equipped with Liang Ge cold houses, surveyed in 3mm thickness standard white glass and uniformly post heat flux plates, dimension of opening is larger, can test the shading product of actual size.These temperature acquisition sensors and heat flux plates are connected to data acquisition and analysis system by data wire.Device and method of the invention, its data analysis system is fully automatic system, is realized since detection to the unmanned operation for terminating.

Description

A kind of utilization sunshine detects the device and method of shading product heat-proof quality
Technical field
It is more particularly to a kind of heat-insulated using sunshine detection shading product the present invention relates to architectural shading product detection field The device and method of performance.
Background technology
In order to alleviate energy shortage situation, the threat of climate change is reduced, country attaches great importance to building energy conservation.And build and hide Sun is lived comfort level for saving building air conditioning, the heating energy, reducing summer Peak power use, raising, can play weight Big effect.The purpose of architectural shading is mainly that energy saving, improves thermal comfort and visual adaptability.Public building and inhabitation Design standard for energy efficiency of buildings is proposed to architectural shading and clearly required.Disclosed from State Council《Civil Building Energy Conservation regulations》 With《Public organizations' energy-conservation regulations》In explicitly pointed out and wanted Building Outside Shading of Window facility, belong to the Jiangsu Province and south of hot-summer and cold-winter area The reaction of relevant departments of capital city is very fast, and Department of Construction of Shanxi Province and city's wall are corrected and issued the implementation file on external sunshade in succession, And the design after mandatory provision on construction drawing it is necessary to have Building Outside Shading of Window." Residential Buildings In Hot Summer And Warm Winter energy-conservation sets Meter standard " JGJ75-2012 forces the 4.0.10 articles of provision, and " east of residential architecture, west must take Building Outside Shading of Window to arrange to exterior window Apply, Building Outside Shading of Window coefficient S D not should be greater than 0.8." because domestic most sunshade enterprises early stage is to produce based on curtain, product Major function be used for interior decoration and privacy protect, when shading product as regulation sunlight and the sun obtain hot key facility After built-in function is applied by wide, product all had very big difference, it is necessary to country in terms of performance and quality control and in the past Related performance detection standard is published in establishment, and heat-proof quality examination criteria when wherein shading product is for sunshade function is sunshade Product one of key criterion of application effect appraisal in energy saving building, has important for the extensive use of architectural shading product Meaning.
Therefore provide a kind of reliable detection means for the heat-proof quality of shading product and method is necessary.
The content of the invention
Shortcoming and deficiency it is an object of the invention to overcome prior art, there is provided one kind is produced using sunshine detection sunshade The device of product heat-proof quality.
Another object of the present invention is to provide a kind of method that utilization sunshine detects shading product heat-proof quality.
The purpose of the present invention is realized by following technical scheme:
A kind of utilization sunshine detects the device of shading product heat-proof quality, including cold for the benchmark of measuring basis heat Room, the contrast cold house for measuring shading product heat to be detected, and data analysis system, wherein
Benchmark cold house is provided with benchmark cold house test window opening, the benchmark cold house test window opening direction southwest, benchmark cold house Test window opening is provided with the first dressing plate white glass;It is provided with one diagonal of the inner side of the first dressing plate white glass L heat flow transducer, L >=3, heat flow transducer is connected with data analysis system;The interior of benchmark cold house is additionally provided with upper and lower Two-layer temperature sensor, each layer of temperature sensor is in same level and quantity is M, M >=4, the temperature sensor For the real time temperature in measuring chamber and transmit to data analysis system;Benchmark cold house will by the first temperature control equipment simultaneously Indoor mean temperature is controlled at 26 ± 0.5 DEG C;The outdoor mounted of benchmark cold house has actinometer, and actinometer is arranged on It is connected around first dressing plate white glass and with data analysis system;
Contrast cold house is provided with contrast cold house test window opening, and the contrast cold house test window opening contrasts cold house towards southwest Test window opening is provided with the second dressing plate white glass;It is provided with one diagonal of the inner side of the second dressing plate white glass L heat flow transducer, L >=3, heat flow transducer is connected with data analysis system;Cold house's test window opening is contrasted simultaneously to be provided with Shading product to be detected;The interior for contrasting cold house is additionally provided with upper and lower two-layer temperature sensor, and each layer of temperature sensor is in Same level and quantity are M, M >=4, and the real time temperature that the temperature sensor is used in measuring chamber is simultaneously transmitted to data point Analysis system;Cold house is contrasted simultaneously to control at 26 ± 0.5 DEG C indoor mean temperature by second temperature control device;
Data analysis system, the temperature control equipment of real-time control first, second temperature control device are distinguished by PID technologies Work, and then realize that the automatic air themperature to benchmark cold house, contrast cold house is controlled and adjusts respectively, and to pid parameter Optimize so that the temperature of benchmark cold house and contrast cold house can accurately reach target temperature, thus solve temperature fluctuation it is big, Adjust slow problem;Using the monitoring software of independent intellectual property right, while real-time monitoring solar radiation, temperature, hot-fluid etc. Parameter;Temperature that solar radiation that benchmark cold house is collected, temperature, the parameter information of hot-fluid are collected with contrast cold house, The parameter information of hot-fluid is contrasted, and the sunshade system of shading product to be detected is directly calculated by the program of system software sets Number;Additionally by PID technologies, the temperature fluctuation of judgment standard cold house and contrast cold house tends to, and takes measures to carry out benchmark in advance Cold house and the temperature control of contrast cold house, substantially reduce detection time, improve detection efficiency.
The utilization sunshine detects the device of shading product heat-proof quality, also including guard chamber, N is provided with guard chamber Individual temperature sensor and N >=2, temperature sensor is for the real time temperature in measuring chamber and transmits to data analysis system;It is described Guard chamber is arranged on benchmark cold house, the outside of contrast cold house, benchmark cold house except set benchmark cold house test window opening side it Outward, the wall of its excess-three side is in guard chamber;Contrast cold house contrasts in addition to the side of cold house's test window opening except setting, The wall of its excess-three side is in guard chamber.Setting guard chamber can form air around benchmark cold house and contrast cold house Protective layer, makes benchmark cold house and contrast cold house reduce the heat exchange with the external world, detection is tested the test data for obtaining more accurate Really, guard chamber planar dimension 8000mm × 4500mm, benchmark cold house is placed in guard chamber with contrast cold house, guard chamber air themperature Control is close with cold house's air temperature control or equal, for maintaining cold house's ambient stable.
The wall of the guard chamber uses air-entrained concrete building block.
The shading product to be detected is indoor shading product or outdoor shading product, wherein indoor shading product is arranged on The inner side of the second dressing plate white glass, outdoor shading product is arranged on the outside of the second dressing plate white glass.
The temperature control equipment includes air-conditioning, power-adjustable heating tube.
The benchmark cold house, the wall of contrast cold house use sandwich heat preservation steel plate;Benchmark cold house, the wall of contrast cold house Inwall scribbles one layer of blacking so that indoor blackness is more than 0.85.
The temperature sensor is PT100 type thermal resistances, and temperature in use scope is -200~600 degrees Celsius;The hot-fluid Sensor exports the heat flow transducer of 0~24mA direct current signals, heat-flow measurement scope:0~2000W/ ㎡;The actinometer Actinometry scope:0~2000W/ ㎡.
Another object of the present invention is realized by following technical scheme:
A kind of method that utilization sunshine detects shading product heat-proof quality, the step of comprising following order:
When S1, test, carried out under bright day gas, when the actinometer set outside reference chamber shows solar radiation value When reaching preset value, start test;Selection meets the shading product that contrast cold house tests window opening size, hangs over the test of contrast cold house The relevant position of window opening, starts the temperature control equipment of guard chamber, benchmark cold house and contrast cold house, the temperature control equipment bag Include air-conditioning, power-adjustable heating tube;
S2, the air-conditioner temperature of guard chamber is set as 26 degrees Celsius;The air-conditioner temperature of benchmark cold house and contrast cold house is set It is set to minimum;The power-adjustable heating tube of benchmark cold house and contrast cold house is opened, temperature is set as 26 degree;Turn-on data point Analysis system, service data collection analysis software, when guard chamber, benchmark cold house and contrast cold house indoor air temperature 26 ± When stablizing 30 minutes in the range of 0.5 DEG C, start gathered data, gather within every 5 minutes a secondary data, after 4 secondary datas of collection, data are adopted Set analysis software can calculate the shading coefficient of shading product.
It can be seen from heat balance principle, can be divided into entering through window opening glass by the heat of benchmark cold house and contrast cold house The sun heat radiation amount and heat output that enter and by benchmark cold house and the heat output of contrast cold house's wall, ground and smallpox, due to Benchmark cold house and contrast cold house are located in guard chamber, when temperature is stablized at 26 DEG C, by benchmark cold house and contrast cold chamber wall The heat output of body, ground and smallpox is negligible, therefore, the heat by benchmark cold house and contrast cold house is only to pass through window Sun heat radiation amount and heat output that hole glass enters.
The present invention compared with prior art, has the following advantages that and beneficial effect:
Data analysis system of the invention is fully automatic system, is realized since detection to the unmanned operation for terminating.Work Making personnel can enter benchmark cold house and contrast cold house, can also be tested for indoor shading product.By PID technologies, judge The fluctuation of temperature tends to, and takes measures, into the control of trip temperature, to substantially reduce detection time in advance, improves detection efficiency.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the device of utilization sunshine detection shading product heat-proof quality of the present invention; Wherein, temperature sensor -1, heat flow transducer -2, the first dressing plate white glass -3, the second dressing plate white glass -4 are empty Adjust -5, power-adjustable heating tube -6.
Specific embodiment
With reference to embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not limited In this.
A kind of such as Fig. 1, utilization sunshine detects the device of shading product heat-proof quality, including
(1) benchmark cold house
Benchmark cold house planar dimension 3000mm × 3000mm, heat is obtained for test benchmark, and building enclosure is the thick folders of 100mm Heart heat-insulating steel plate.Cold house's air themperature is set as (26 ± 0.5) DEG C that temperature fluctuation wave amplitude is not more than 0.1 DEG C.Cold house tests window opening Opening size 1500mm × 1500mm, the size can meet the requirement of the examination criteria of most sunshade products, window opening direction west South, installs 3mm dressing plate white glasses, and 3mm dressing plates white glass can to greatest extent reduce shadow of the glass to test result Ring.Cold house's inner surface blackness is more than 0.85, reduces influence of the indoor secondary reflection to testing result.The inside and outside table of cold house's outer wall Mean temperature difference between face is not more than 0.2 DEG C.8 temperature sensors are installed in cold house, upper and lower two-layer, 4 every layer, for surveying Real time temperature in amount cold house.3 heat flow transducers are installed, be evenly arranged in glass pane one is diagonal on the glass of window opening On line.Cold house is controlled in (26 ± 0.5) DEG C the mean temperature in cold house built with temperature control system.
(2) cold house is contrasted
Contrast cold house's planar dimension 3000mm × 3000mm, heat is combined to obtain for testing, and building enclosure is the thick folders of 100mm Heart heat-insulating steel plate.Testing window hole opening direction, size are identical with benchmark cold house, and tested shading product can be installed on window opening.It is right It is more identical with benchmark cold house than the setting of cold house air themperature, structure, material.Sensor arrangement is identical with benchmark cold house.Cold house is built-in There is temperature control system, the mean temperature in cold house is controlled in (26 ± 0.5) DEG C.
(3) guard chamber
Setting guard chamber can form air conservation layer around benchmark cold house and contrast cold house, make benchmark cold house and contrast Cold house reduces the heat exchange with the external world, and the test data for obtaining detection experiment is more accurate, guard chamber planar dimension 8000mm × 4500mm, benchmark cold house is placed in guard chamber with contrast cold house, guard chamber air temperature control and cold house's air temperature control It is close or equal, for maintaining cold house's ambient stable.、
(4) data analysis system
It is controlled and adjusts by the automatic air themperature to benchmark cold house and contrast cold house of real-time PID technologies, and Pid parameter is optimized so that the temperature of benchmark cold house and contrast cold house can accurately reach target temperature, so as to solve temperature Degree fluctuation is big, adjust slow problem;Using the monitoring software of independent intellectual property right, real-time monitoring solar radiation, temperature control, heat The parameters such as stream.By PID technologies, judge that the fluctuation of temperature tends to, take measures, into the control of trip temperature, to substantially reduce in advance Detection time, improves detection efficiency.
Data analysis completely meets coherent detection standard to equipment and the requirement of data acquisition.The system is used to gather corresponding Architectural shading facility shading coefficient detection experimental rig three types sensor model, specifically include:Temperature signal, institute The sensor for using is PT100 type thermal resistances, and temperature in use scope is -200~600 degrees Celsius, and quantity is 18.Hot-fluid is believed Number, the sensor for being used is the heat flow transducer of output 0~24mA direct current signals, heat-flow measurement scope:0~2000W/ ㎡, Quantity 6.Sun heat radiation amount signal, actinometry scope:0~2000W/ ㎡, quantity 1.Function mainly includes, Air Temperature Degree, solar radiation quantity, the Real-time Collection of hot-fluid, judge whether air themperature reaches setting value, gather valid data, final to calculate Go out shading coefficient test result.
The detection means includes benchmark cold house that is separated and being arranged in guard chamber and contrast cold house, the detection Device is additionally provided with control room.Temperature control system in guard chamber, benchmark cold house, contrast cold house can automatically adjust room Interior temperature is to setting value.Data collecting system in guard chamber, benchmark cold house, contrast cold house can be in real-time monitored room Temperature and benchmark cold house and the cold indoor heat gain of contrast.The data collecting system includes that 2 temperature in guard chamber are passed Sensor, 8 temperature sensors in benchmark cold house and 3 heat-flow meters, 8 TEMPs in contrast cold house Device and 3 heat-flow meters, outside benchmark cold house side near the window actinometer.In benchmark cold house and contrast cold house Temperature sensor point upper and lower two-layer be evenly arranged.Heat-flow meter in benchmark cold house and contrast cold house is evenly arranged in window On glass.Benchmark cold house and the contrast equal blacking of cold house's inwall, blackness are more than 0.85.
It will be apparent to those skilled in that, the materials for wall of guard chamber, benchmark cold house and contrast cold house all should be thermal insulating material Material, so the wall of guard chamber uses air-entrained concrete building block, benchmark cold house uses sandwich heat preservation steel with the wall of contrast cold house Plate.3mm standard clear glass, the influence by few glass to testing result are installed on the window opening of benchmark cold house and contrast cold house.
To enable those skilled in the art to be more clearly understood from the present apparatus, method of testing now the present apparatus, original Reason sum is it is estimated that mode is described below:
During test, carried out under bright day gas, when the actinometer display solar radiation value set outside reference chamber reaches During to preset value, start test;The wherein preset value requirement >=400W/ ㎡ of solar radiation value.Selection meets contrast cold house's window opening The shading product of size, the window opening for hanging over contrast cold house is outer (external sunshade product) or interior (internal sunshade product), starts guard chamber, base Quasi- cold house and the air-conditioning system of contrast cold house, 26 degrees Celsius are set as by the air-conditioning system temperature of guard chamber.By benchmark cold house and The air-conditioning system temperature for contrasting cold house is set as minimum.The heating system of benchmark cold house and contrast cold house is opened, temperature is set It is set to 26 degree.Turn-on data acquisition analysis system, service data collection analysis software, when guard chamber, benchmark cold house and contrast are cold When the indoor air temperature of room stablizes 30 minutes in the range of (26 ± 0.5) DEG C, data collecting system starts gathered data, every 5 One secondary data of minute collection, after 4 secondary datas of collection, data collection and analysis software can calculate the shading coefficient of shading product.
It can be seen from heat balance principle, can be divided into entering through window opening glass by the heat of benchmark cold house and contrast cold house The sun heat radiation amount and heat output that enter and by benchmark cold house and the heat output of contrast cold house's wall, ground and smallpox, due to Benchmark cold house and contrast cold house are located in guard chamber, when temperature is stablized at 26 DEG C, by benchmark cold house and contrast cold chamber wall The heat output of body, ground and smallpox is negligible, therefore, the heat by benchmark cold house and contrast cold house is only to pass through window Sun heat radiation amount and heat output that hole glass enters.
Shown in experimental result is specific as follows with treatment:
1st, under measurement condition, the benchmark heat B of benchmark cold houseegShould be calculated by formula (1).
Beg=q1/A1 (1)
In formula:
Beg--- benchmark heat, unit is watt every square metre (W/ ㎡);
q1--- the unit interval enters the net heat of benchmark cold house, and unit is watt (W);By the L for being arranged on benchmark cold house Individual heat flow transducer is obtained;
A1 --- benchmark cold house tests the area of window opening, and unit is square metre (㎡).
2nd, under measurement condition, the combination heat C of cold house's shading product to be detected is contrastedegShould be calculated by formula (2).
Ceg=q2/A2 (2)
In formula:
Ceg--- combination heat, unit is watt every square metre (W/ ㎡);
q2--- the unit interval enters the net heat of contrast cold house, and unit is watt (W);By the L for being arranged on contrast cold house Individual heat flow transducer is obtained;
A2 --- contrast cold house test window opening area, unit is square metre (㎡).
3rd, under measurement condition, the comprehensive sunshading coefficient S C of cold house's shading product to be detected is contrastedsgShould be calculated by formula (3).
SCsg=Ceg/Beg (3)
In formula:
SCsg--- the comprehensive sunshading coefficient of shading product to be detected;
Ceg--- combination heat, unit is watt every square metre (W/ ㎡);
Beg--- benchmark heat, unit is watt every square metre (W/ ㎡);
4th, the shading coefficient SC of shading product to be detectedsCalculated by formula (4):
SCs=SCsg/ 1.00=SCsg (4)
In formula:
SCs--- the shading coefficient of test specimen;
SCsg--- the comprehensive sunshading coefficient of test specimen.
Above-described embodiment is the present invention preferably implementation method, but embodiments of the present invention are not by above-described embodiment Limitation, it is other it is any without departing from Spirit Essence of the invention and the change, modification, replacement made under principle, combine, simplification, Equivalent substitute mode is should be, is included within protection scope of the present invention.

Claims (8)

1. a kind of utilization sunshine detects the device of shading product heat-proof quality, it is characterised in that:Including for measuring basis heat The benchmark cold house of amount, the contrast cold house for measuring shading product heat to be detected, and data analysis system, wherein
Benchmark cold house is provided with benchmark cold house test window opening, and towards southwest, benchmark cold house tests the benchmark cold house test window opening Window opening is provided with the first dressing plate white glass;L is provided with one diagonal of the inner side of the first dressing plate white glass Heat flow transducer, L >=3, heat flow transducer is connected with data analysis system;The interior of benchmark cold house is additionally provided with upper and lower two Layer temperature sensor, each layer of temperature sensor is in same level and quantity is M, and M >=4, the temperature sensor is used In the real time temperature in measuring chamber and transmit to data analysis system;Benchmark cold house passes through the first temperature control equipment by room simultaneously Interior mean temperature is controlled at 26 ± 0.5 DEG C;The outdoor mounted of benchmark cold house has actinometer, and actinometer is arranged on It is connected around one dressing plate white glass and with data analysis system;
Contrast cold house is provided with contrast cold house test window opening, the contrast cold house test window opening direction southwest, the test of contrast cold house Window opening is provided with the second dressing plate white glass;L is provided with one diagonal of the inner side of the second dressing plate white glass Heat flow transducer, L >=3, heat flow transducer is connected with data analysis system;The cold house's test window opening of contrast simultaneously is provided with to be checked Survey shading product;The interior for contrasting cold house is additionally provided with upper and lower two-layer temperature sensor, and each layer of temperature sensor is in same Horizontal plane and quantity are M, and M >=4, the real time temperature that the temperature sensor is used in measuring chamber is simultaneously transmitted to data analysis system System;Cold house is contrasted simultaneously to control at 26 ± 0.5 DEG C indoor mean temperature by second temperature control device;
Data analysis system, the temperature control equipment of real-time control first, second temperature control device work are distinguished by PID technologies Make, and then realize that the automatic air themperature to benchmark cold house, contrast cold house is controlled and adjusts respectively, and pid parameter is entered Row optimization so that the temperature of benchmark cold house and contrast cold house can accurately reach target temperature;Benchmark cold house is collected too Sun can radiate, the parameter information of temperature, hot-fluid is contrasted with the parameter information for contrasting temperature, hot-fluid that cold house collects, logical The program for crossing system software sets directly calculates the shading coefficient of shading product to be detected;Additionally by PID technologies, base is judged The temperature fluctuation of quasi- cold house and contrast cold house tends to, and take measures the temperature control for carrying out benchmark cold house and contrast cold house in advance.
2. the device of shading product heat-proof quality is detected using sunshine according to claim 1, it is characterised in that:Also include Guard chamber, is provided with N number of temperature sensor and N >=2 in guard chamber, the real time temperature that temperature sensor is used in measuring chamber is simultaneously passed Transport to data analysis system;The guard chamber is arranged on benchmark cold house, the outside of contrast cold house, and benchmark cold house is except setting benchmark Outside the side of cold house's test window opening, the wall of its excess-three side is in guard chamber;Contrast cold house is cold except setting contrast Outside the side of room test window opening, the wall of its excess-three side is in guard chamber.
3. the device of shading product heat-proof quality is detected using sunshine according to claim 2, it is characterised in that:It is described anti- The wall for protecting room uses air-entrained concrete building block.
4. the device of shading product heat-proof quality is detected using sunshine according to claim 1, it is characterised in that:It is described to treat Detect that shading product is indoor shading product or outdoor shading product, wherein indoor shading product is white installed in the second dressing plate The inner side of glass, outdoor shading product is arranged on the outside of the second dressing plate white glass.
5. the device of shading product heat-proof quality is detected using sunshine according to claim 1, it is characterised in that:The temperature Degree control device includes air-conditioning, power-adjustable heating tube.
6. the device of shading product heat-proof quality is detected using sunshine according to claim 1, it is characterised in that:The base Quasi- cold house, the wall of contrast cold house use sandwich heat preservation steel plate;Benchmark cold house, the wall inwall of contrast cold house scribble one layer Blacking so that indoor blackness is more than 0.85.
7. the device of shading product heat-proof quality is detected using sunshine according to claim 1, it is characterised in that:The temperature Degree sensor is PT100 type thermal resistances, and temperature in use scope is -200~600 degrees Celsius;The heat flow transducer output 0~ The heat flow transducer of 24mA direct current signals, heat-flow measurement scope:0~2000W/ ㎡;The actinometry model of the actinometer Enclose:0~2000W/ ㎡.
8. based on the device for detecting shading product heat-proof quality described in claim 1 to 7 any claim using sunshine A kind of method that utilization sunshine detects shading product heat-proof quality, the step of comprising following order:
When S1, test, carried out under bright day gas, when the actinometer display solar radiation value set outside reference chamber reaches During preset value, start test;Selection meets the shading product that contrast cold house tests window opening size, hangs over contrast cold house test window opening Relevant position, start guard chamber, benchmark cold house and contrast cold house temperature control equipment, the temperature control equipment include sky Tune, power-adjustable heating tube;
S2, the air-conditioner temperature of guard chamber is set as 26 degrees Celsius;The air-conditioner temperature of benchmark cold house and contrast cold house is set as Minimum;The power-adjustable heating tube of benchmark cold house and contrast cold house is opened, temperature is set as 26 degree;Turn-on data analysis system System, service data collection analysis software, when the indoor air temperature of guard chamber, benchmark cold house and contrast cold house is at 26 ± 0.5 DEG C In the range of when stablizing 30 minutes, start gathered data, every 5 minutes one secondary datas of collection, after 4 secondary datas of collection, data acquisition point Analysis software can calculate the shading coefficient of shading product.
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CN107194119A (en) * 2017-06-20 2017-09-22 北京盖乐照明设计有限公司 Fixed sunshading board mesh-shaped determination method for parameter
CN107943156A (en) * 2018-01-09 2018-04-20 应芝娣 A kind of architectural shading heat-proof quality detection device and its control method
CN108132278A (en) * 2018-01-09 2018-06-08 应芝娣 A kind of external window of building energy-efficient performance detection device and its control method
CN110702606A (en) * 2019-11-11 2020-01-17 梁雪芽 Method for rapidly detecting comprehensive shading coefficient of external window on site
CN112611781A (en) * 2020-12-28 2021-04-06 上海纺织集团检测标准南通有限公司 Heat insulation test method for sunshade
WO2023019818A1 (en) * 2021-08-16 2023-02-23 江苏凯伦建材股份有限公司 Apparatus and method for detecting influence of waterproof material on power generation energy efficiency of solar panel, or influence of same on indoor energy conservation

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