CN103175864A - Environment state infrared comprehensive quick tester and corresponding test method - Google Patents
Environment state infrared comprehensive quick tester and corresponding test method Download PDFInfo
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- CN103175864A CN103175864A CN2013100969453A CN201310096945A CN103175864A CN 103175864 A CN103175864 A CN 103175864A CN 2013100969453 A CN2013100969453 A CN 2013100969453A CN 201310096945 A CN201310096945 A CN 201310096945A CN 103175864 A CN103175864 A CN 103175864A
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Abstract
The invention discloses an environment state infrared comprehensive quick tester which consists of an environment state tester, an infrared temperature scanner and a processor, wherein the environment state tester consists of a thermocouple, an irradiator, a wind speed tester and a hygrograph; the thermocouple, the irradiator, the wind speed tester, the hygrograph and the infrared temperature scanner are electrically connected with the processor respectively; the thermocouple is used for testing the ambient temperature; the irradiator is used for testing the air heat radiation on the surface of a wall body; the wind speed tester is used for testing wind speed outside the tested wall body; the hygrograph is used for testing the humidity in the site wall body; and the infrared temperature scanner is used for scanning the temperature distribution situation outside the wall body. The environment state infrared comprehensive quick tester is suitable for relatively precise test of heat transmission resistance of the wall body; because the influences of factors such as the humidity in the wall body, the surface air heat radiation, the surface wind speed and the test environment temperature are considered, the tester can accurately describe an actual situation of the heat resistance of the wall body; and basis is supplied to efficiency evaluation of a green and energy-saving building.
Description
Technical field
The present invention relates to wall heat transfer resistance field tests, the especially a kind of infrared comprehensive high speed tester of ambient condition and infrared comprehensive fast test method of ambient condition of analyzing the wall heat transfer resistance.
Background technology
Existing wall heat transfer resistance on-the-spot test product does not consider in detail that the factors such as on-the-spot surface of wall wind speed, body of wall interior humidity, the heat radiation of surface of wall air, test environment temperature are on the impact of wall heat transfer resistance, and according to studies show that both at home and abroad, under the excessive condition of surface of wall wind speed, body of wall interior humidity, wall heat transfer resistance test result will be subject to obvious impact.Therefore, the parameters such as test site surface of wall wind speed, body of wall interior humidity, the heat radiation of surface of wall air, test environment temperature, judge whether to satisfy on-the-spot test wall heat transfer resistance condition by test value, to guarantee the precision of test result, it is blank that correlative study at present still belongs to.
Summary of the invention
The object of the invention is to provide a kind of with environment state verification instrument, is used for the resistance of heat transfer of the on-the-spot body of wall of Fast Measurement, and guarantees measuring accuracy, and the wall heat transfer resistance tester of foundation is provided for the assessment of Green energy-saving buildings efficiency.
The technical solution used in the present invention is:
The infrared comprehensive high speed tester of a kind of ambient condition is comprised of ambient condition tester 5, infrared temperature scanner 6 and processor 7, and wherein ambient condition tester 5 is comprised of thermopair 1, irradiation instrument 2, wind speed tester 3, hygronom 4; Described thermopair 1, irradiation instrument 2, wind speed tester 3, hygronom 4, infrared temperature scanner 6 are electrically connected to processor 7 respectively; Described thermopair 1 is used for the test environment temperature, described irradiation instrument 2 is used for the heat radiation of test surface of wall air, described wind speed tester 3 is used for the outer wind speed of the tested body of wall of measuring distance, described hygronom 4 is used for test site body of wall interior humidity, and described infrared temperature scanner 6 is used for the outer Temperature Distribution situation of scanning body of wall.
Preferably, described processor 7 is notebook or desk-top server.Using the benefit of notebook is the convenient mobile test that realizes, is applicable to outdoor wall body examination examination, and using the advantage of desk-top server is that deal with data speed is fast.
A kind of infrared comprehensive fast test method of ambient condition that utilizes the infrared comprehensive high speed tester of described ambient condition to carry out wall heat transfer resistance test comprises the following steps:
A. thermopair 1 test environment temperature, irradiation instrument 2 test surface of wall air heat radiations, the outer wind speed of the wind speed tester 3 tested bodies of wall of measuring distance, hygronom 4 test site body of wall interior humidities;
B. be transferred to processor 7 after above 4 information acquisitions and carry out overall treatment, be used for the Site Detection condition whether the test environment state satisfies the resistance of Accurate Measurement wall heat transfer.
C. differentiate by step b, as satisfy accurate wall heat transfer resistance test condition, gather the body of wall temperature information by infrared temperature scanner 6, and be transferred to processor 7;
D. the processor 7 actual body of wall temperature substitution computing formula that will collect, obtain finally the data of wall heat transfer resistance accurately.
Useful technique effect of the present invention is:
Be applicable to the test of more accurate wall heat transfer resistance, owing to having considered the body of wall interior humidity, the impact of the factors such as the air heat radiation of surface wind speed surface, test environment temperature, this tester has been described the actual conditions of wall heat resistance more accurately, for the assessment of Green energy-saving buildings efficiency provides foundation.
Description of drawings
Fig. 1 is the infrared comprehensive high speed tester structural representation of ambient condition of the present invention.
Embodiment
The invention will be further described below in conjunction with accompanying drawing.
Consult Fig. 1, the infrared comprehensive high speed tester of a kind of ambient condition is comprised of ambient condition tester 5, infrared temperature scanner 6 and processor 7, and wherein ambient condition tester 5 is comprised of thermopair 1, irradiation instrument 2, wind speed tester 3, hygronom 4; Described thermopair 1, irradiation instrument 2, wind speed tester 3, hygronom 4, infrared temperature scanner 6 are electrically connected to processor 7 respectively.
Described thermopair 1 is used for the test environment temperature, described irradiation instrument 2 is used for the heat radiation of test surface of wall air, described wind speed tester 3 is used for the outer wind speed of the tested body of wall of measuring distance, described hygronom 4 is used for test site body of wall interior humidity, and described infrared temperature scanner 6 is used for the outer Temperature Distribution situation of scanning body of wall.
A kind of infrared comprehensive fast test method of ambient condition that utilizes the infrared comprehensive high speed tester of described ambient condition to carry out wall heat transfer resistance test comprises the following steps:
A. thermopair 1 test environment temperature, irradiation instrument 2 test surface of wall air heat radiations, the outer wind speed of the wind speed tester 3 tested bodies of wall of measuring distance, hygronom 4 test site body of wall interior humidities;
B. be transferred to processor 7 after above 4 information acquisitions and carry out overall treatment, be used for the Site Detection condition whether the test environment state satisfies the resistance of Accurate Measurement wall heat transfer.
C. differentiate by step b, as satisfy accurate wall heat transfer resistance test condition, gather the body of wall temperature information by infrared temperature scanner 6, and be transferred to processor 7;
D. the processor 7 actual body of wall temperature substitution computing formula that will collect, obtain finally the data of wall heat transfer resistance accurately.
Described steps d belongs to present test wall heat transfer resistance data general-purpose method, introduces as known technology at this.
Owing to having increased the ambient condition tester in wall heat transfer resistance tester, can more effectively reduce the difference in Site Detection condition and laboratory, thereby record more accurate in the process of Calculation Wall resistance of heat transfer data.The body of wall humidity that records such as hygronom 4 is very large, and in the situation that other test data numerical value are constant, the resistance of heat transfer data that processor calculates will produce than the numerical value that laboratory drying condition records very large deviation.Due to temperature in the actual measurement process, wind speed etc. will have different the variation, and after determining to satisfy test condition by the ambient condition tester, test result will be more accurate.
The present invention is owing to considering to have eliminated the body of wall interior humidity, and the impact of the factors such as surface wind speed, surperficial air heat radiation, test environment temperature is applicable to the resistance of heat transfer of the on-the-spot body of wall of accurate Fast Measurement, for the assessment of Green energy-saving buildings efficiency provides foundation.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can be in the situation that do not break away from the spirit or scope of the present invention realization in other embodiments.Therefore, the present invention will can not be limited to these embodiment shown in this article, but will accord with principle disclosed herein and features of novelty the widest consistent scope.
Claims (3)
1. infrared comprehensive high speed tester of ambient condition, formed by ambient condition tester (5), infrared temperature scanner (6) and processor (7), it is characterized in that, described ambient condition tester (5) is comprised of thermopair (1), irradiation instrument (2), wind speed tester (3), hygronom (4); described thermopair (1), irradiation instrument (2), wind speed tester (3), hygronom (4), infrared temperature scanner (6) is electrically connected to processor (7) respectively, described thermopair (1) is used for the test environment temperature, described irradiation instrument (2) is used for the heat radiation of test surface of wall air, described wind speed tester (3) is used for the outer wind speed of the tested body of wall of measuring distance, described hygronom (4) is used for test site body of wall interior humidity, described infrared temperature scanner (6) is used for the outer Temperature Distribution situation of scanning body of wall.
2. the infrared comprehensive high speed tester of a kind of ambient condition according to claim 1, it is characterized in that: described processor (7) is notebook or desk-top server.
3. one kind is utilized the infrared comprehensive high speed tester of ambient condition claimed in claim 1 to carry out the infrared comprehensive fast test method of ambient condition that the wall heat transfer resistance is tested, and comprises the following steps:
The described thermopair of a (1) test environment temperature, the heat radiation of described irradiation instrument (2) test surface of wall air, the outer wind speed of the tested body of wall of described wind speed tester (3) measuring distance, described hygronom (4) test site body of wall interior humidity;
Be transferred to described processor (7) after above 4 information acquisitions of b and carry out overall treatment, be used for judging whether ambient condition satisfies the Site Detection condition of Accurate Measurement wall heat transfer resistance;
C differentiates by step b, as satisfies accurate wall heat transfer resistance test condition, gathers the body of wall temperature information by infrared temperature scanner (6), and is transferred to processor (7);
The actual body of wall temperature substitution computing formula that d processor (7) will collect obtains finally the data of wall heat transfer resistance accurately.
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| CN2013100969453A CN103175864A (en) | 2013-03-13 | 2013-03-13 | Environment state infrared comprehensive quick tester and corresponding test method |
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| CN2013100969453A CN103175864A (en) | 2013-03-13 | 2013-03-13 | Environment state infrared comprehensive quick tester and corresponding test method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104180780A (en) * | 2014-09-05 | 2014-12-03 | 哈尔滨工业大学 | High-temperature liquid container wall thickness monitoring system and method based on infrared thermal images |
| CN105203594A (en) * | 2015-10-20 | 2015-12-30 | 江苏省建筑工程质量检测中心有限公司 | Transient heat-transfer coefficient tester for inner surface of building enclosure |
| CN108917959A (en) * | 2018-05-09 | 2018-11-30 | 江西理工大学 | A kind of atmospheric counter radiation test macro |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104180780A (en) * | 2014-09-05 | 2014-12-03 | 哈尔滨工业大学 | High-temperature liquid container wall thickness monitoring system and method based on infrared thermal images |
| CN104180780B (en) * | 2014-09-05 | 2017-01-25 | 哈尔滨工业大学 | High-temperature liquid container wall thickness monitoring system and method based on infrared thermal images |
| CN105203594A (en) * | 2015-10-20 | 2015-12-30 | 江苏省建筑工程质量检测中心有限公司 | Transient heat-transfer coefficient tester for inner surface of building enclosure |
| CN105203594B (en) * | 2015-10-20 | 2018-07-06 | 江苏省建筑工程质量检测中心有限公司 | A kind of architectural exterior-protecting construction inner surface Transient Heat Transfer coefficient measuring instrument |
| CN108917959A (en) * | 2018-05-09 | 2018-11-30 | 江西理工大学 | A kind of atmospheric counter radiation test macro |
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Application publication date: 20130626 |