CN105388540A - Temperature, humidity and pressure integrated generator for temperature and humidity sensor calibration - Google Patents
Temperature, humidity and pressure integrated generator for temperature and humidity sensor calibration Download PDFInfo
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- CN105388540A CN105388540A CN201510718037.2A CN201510718037A CN105388540A CN 105388540 A CN105388540 A CN 105388540A CN 201510718037 A CN201510718037 A CN 201510718037A CN 105388540 A CN105388540 A CN 105388540A
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- temperature
- humidity
- pressure
- detection case
- shower nozzle
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01W—METEOROLOGY
- G01W1/00—Meteorology
- G01W1/18—Testing or calibrating meteorological apparatus
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- Life Sciences & Earth Sciences (AREA)
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Abstract
The present invention discloses a temperature, humidity and pressure integrated generator for temperature and humidity sensor calibration. The liquid medium inlet end of a heat exchanger is connected to a return port, and the liquid medium outlet end of the heat exchanger is connected to the inlet of a circulation pump. The heat exchanger is connected to an air inlet pipeline for providing gas with set temperature into a detection box through another heat transfer path. The air inlet pipeline is equipped with a pressure stabilization tank, an emptying tube, and a vacuum breaking valve. The outlet of the pressure stabilization tank is provided with an electric pressure regulation valve. A switch valve is arranged between the emptying tube and the pressure stabilization tank. The air inlet end of the air inlet pipeline is connected to a saturated moisture gas path and a dry gas gas path through a tee joint. The left and right inner walls and the front and back inner walls of the detection box are symmetrically equipped with three groups of nozzles separately. The temperature, humidity and pressure integrated generator can provide stable and uniform dynamic temperature, humidity and pressure integrated calibration environment, the sensor calibration precision is high, and at the same time the material of the detection box has good toughness, heat resistance, flame resistance, corrosion resistance and a long service life .
Description
Technical field
The present invention relates to a kind of assay calibration facility of environment detection instrument, be specifically related to a kind of temperature-humidity sensor calibrating temperature and humidity pressure comprehensive generator.
Background technology
The various sensors used in weather monitoring instrument or system have higher accuracy requirement, particularly temperature, humidity and pressure three fundamental sensors requirement higher.But, a great problem in industry is perplexed always to the calibration or verification of these sensors.The response characteristic that calibration or verification refers to the monitor value of sensor and the difference of environment temperature, humidity or pressure actual value or changes with temperature, humidity or pressure, by forming fair curve as sensor resonse characteristic to the record of multiple point value, pass through to utilize family curve to obtain environmental monitoring results more accurately to the conversion of monitor value.At present calibration or verification facility usually all belong to import equipment, not only procurement price is expensive, and install, debugging and maintaining can only rely on foreign technology personnel and carry out, the time cycle is long, maintenance expense is high.Even so, existing import equipment or instrument also can only carry out the joint calibration of single factor test or two factors, as the calibration of temperature humidity, temperature, pressure and humidity stress, and the calibrating of combining of temperature, humidity and pressure three factors can not be realized, there is certain precision deviation hidden danger in its verification result.
Combining calibrating for realizing Three factors, needing a kind of temperature and humidity pressure comprehensive generator of homogeneous temperature field, in order to form high-precision temperature and humidity pressure calibrating environment.
Summary of the invention
For solving the problem, the invention provides a kind of temperature-humidity sensor calibrating temperature and humidity pressure comprehensive generator, both can provide stable and uniform temperature, humidity and pressure comprehensively examine and determine environment, also dynamic and uniform temperature, humidity and pressure environment can be obtained, when detecting, sensor calibration accuracy is high, is specially adapted to the calibrating of Temperature Humidity Sensor in Meteorological Field, the material that detection case adopts simultaneously has good toughness, thermotolerance, anti-flammability and corrosion resistance, long service life.
For achieving the above object, the technical scheme that the present invention takes is:
A kind of temperature, temperature and humidity pressure comprehensive generator is used in humidity sensor calibrating, comprise detection case and heat exchanger, the cavity of described detection case is double-decker, inner space between the inner bag of cavity and urceolus forms liquid thermal conductivity media passage, liquid thermal conductivity media passage is connected with external circulation line by influent stream mouth and refluxing opening, external circulation line is provided with well heater, refrigerator and ebullator, the liquid medium entrance end of heat exchanger is connected with refluxing opening, the liquid medium endpiece of heat exchanger is connected with the import of ebullator, the endpiece of ebullator is connected with refrigerator, well heater is serially connected between the influent stream mouth of refrigerator and liquid thermal conductivity media passage, the entrance point of ebullator is also connected with the expansion of liquids container for liquid thermal conductivity media deposit, expansion of liquids container is provided with safety valve, heat exchanger by another heat exchange path and detection case for providing the air inlet pipeline of the gas setting humidity to be connected in detection case, air inlet pipeline is provided with stable gas pressure tank, evacuated tube and air admission valve, the outlet of stable gas pressure tank is provided with electric pressure-regulating valve, switch valve is provided with between evacuated tube and stable gas pressure tank, the inlet end of air inlet pipeline is connected with saturated with moisture gas circuit and dry gas gas circuit respectively by threeway, saturated with moisture gas circuit is connected with two air intake openings of threeway respectively by flow controller with dry gas gas circuit, saturated with moisture gas circuit is provided with saturator, the endpiece of saturator connects with the entrance point of corresponding flow controller, and the intake tunnel of saturator is connected with water tank by retaining valve, small pump, dry gas gas circuit is provided with exsiccator, the endpiece of exsiccator connects with the entrance point of corresponding flow controller, the inlet ductwork of exsiccator passes through pressure regulator valve successively, system of non heated regeneration dryer is connected with the air compressor forming source of the gas, the export pipeline of pressure regulator valve is also formed with a bypass, the air intake opening that this bypass and saturator are provided with is connected with water tank, the left and right inwall of detection case, front and back inwall is symmetrically installed with three groups of shower nozzles respectively, three groups of shower nozzles are by the first shower nozzle, second shower nozzle is connected with the 3rd shower nozzle, the inwall that first shower nozzle is parallel to detection case is installed, second atomizer is tilted to lower installation, with the angle that the inwall of detection case is 20 ° ~ 50 °, 3rd atomizer is installed perpendicular to the inwall of detection case, the outlet side of air inlet pipeline by arm respectively with the first shower nozzle, second shower nozzle is connected with the 3rd shower nozzle, every root arm is equipped with operation valve.
Wherein, the spraying range of described first shower nozzle, the second shower nozzle and the 3rd shower nozzle is 45 °.
Wherein, the gas exhaust piping of described detection case is connected with vacuum pump, between vacuum pump and detection case, is provided with the exhaust controller be made up of pressure controller.
Wherein, described detection case is prepared from by the component of following weight portion:
PC resin 30 ~ 80 parts, ABS resin 19 ~ 60 parts, nano silicon 1 ~ 10 part, fire retarding synergist 2-6 part, bromide fire retardant 5-25 part, thermal stabilizer 0.1-1 part, chemicals-resistant modifier 0.5-5 part, antioxidant 0.1-1 part, lubricant 0.1-1 part.
Wherein, described fire retarding synergist is the potpourri of one or more materials in antimony pentoxide, sodium antimonate and molybdena.
Wherein, described bromide fire retardant is tetrabromobisphenol A, one or more in TDE, 2,4,6-tribromo triple phenoxyl-1,3,5-triazines, brominated epoxy.
Wherein, described chemicals-resistant modifier is the acrylic acid series adjuvant of perfluoroalkyl.
Wherein, described thermal stabilizer is the multipolymer of N-phenylmaleimide or the multipolymer of α-methyl styrene.
Wherein, described antioxidant is phosphite ester kind antioxidant or Hinered phenols antioxidant, and described lubricant is one or both the combination in dimethyl-silicon oil lubricant, silicone powder, pentaerythritol stearate, Tissuemat E, ethylene bis stearamide and dolomol.
The present invention has following beneficial effect:
Saturated with moisture gas circuit and dry gas gas circuit adopt different inlet ends, mutual interference can be avoided, three groups of shower nozzles that an inlet end is installed by symmetry are simultaneously formed, three groups of shower nozzles adopt different setting angles, and use spraying range to be the shower nozzle of 45 °, the inner effect comprehensively covered of detection case can be reached, improve accuracy of detection, both can provide stable and uniform temperature, humidity and pressure comprehensively examine and determine environment, also dynamic and uniform temperature can be obtained, humidity and pressure environment, when detecting, sensor calibration accuracy is high, be specially adapted to the calibrating of Temperature Humidity Sensor in Meteorological Field, the material that detection case adopts simultaneously has good toughness, thermotolerance, anti-flammability and corrosion resistance, long service life.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of temperature-humidity sensor calibrating of embodiment of the present invention temperature and humidity pressure comprehensive generator.
Embodiment
In order to make objects and advantages of the present invention clearly understand, below in conjunction with embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
As shown in Figure 1, embodiments provide a kind of temperature, temperature and humidity pressure comprehensive generator is used in humidity sensor calibrating, comprise detection case 1 and heat exchanger 4, the cavity of described detection case 1 is double-decker, inner space between the inner bag of cavity and urceolus forms liquid thermal conductivity media passage, liquid thermal conductivity media passage is connected with external circulation line by influent stream mouth and refluxing opening, external circulation line is provided with well heater 2, refrigerator 3 and ebullator 16, the liquid medium entrance end of heat exchanger 4 is connected with refluxing opening, the liquid medium endpiece of heat exchanger 4 is connected with the import of ebullator 16, the endpiece of ebullator 16 is connected with refrigerator 3, well heater 2 is serially connected between the influent stream mouth of refrigerator 3 and liquid thermal conductivity media passage, the entrance point of ebullator 16 is also connected with the expansion of liquids container 17 for liquid thermal conductivity media deposit, expansion of liquids container 17 is provided with safety valve 18, heat exchanger 4 by another heat exchange path and detection case 1 for providing the air inlet pipeline of the gas setting humidity to be connected in detection case 1, air inlet pipeline is provided with stable gas pressure tank 22, evacuated tube 26 and air admission valve 25, the outlet of stable gas pressure tank 22 is provided with electric pressure-regulating valve 27, switch valve 24 is provided with between evacuated tube 26 and stable gas pressure tank 22, the inlet end of air inlet pipeline is connected with saturated with moisture gas circuit and dry gas gas circuit respectively by threeway, saturated with moisture gas circuit is connected with two air intake openings of threeway respectively by flow controller 7 with dry gas gas circuit, saturated with moisture gas circuit is provided with saturator 8, the endpiece of saturator 8 connects with the entrance point of corresponding flow controller 7, and the intake tunnel of saturator 8 is connected with water tank 11 by retaining valve 9, small pump 10, dry gas gas circuit is provided with exsiccator 12, the endpiece of exsiccator 12 connects with the entrance point of corresponding flow controller 7, the inlet ductwork of exsiccator 12 is successively by pressure regulator valve 13, system of non heated regeneration dryer 14 is connected with the air compressor 15 forming source of the gas, the export pipeline of pressure regulator valve 13 is also formed with a bypass, the air intake opening that this bypass and saturator 8 are provided with is connected with water tank 11, the left and right inwall of detection case 1, front and back inwall is symmetrically installed with three groups of shower nozzles respectively, three groups of shower nozzles are by the first shower nozzle 19, second shower nozzle 20 is connected with the 3rd shower nozzle 21, the inwall that first shower nozzle 19 is parallel to detection case 1 is installed, second atomizer 20 is tilted to lower installation, with the angle that the inwall of detection case 1 is 20 ° ~ 50 °, 3rd atomizer 21 is installed perpendicular to the inwall of detection case 1, the outlet side of air inlet pipeline by arm respectively with the first shower nozzle 19, second shower nozzle 20 is connected with the 3rd shower nozzle 21, every root arm is equipped with operation valve.
Wherein, the spraying range of described first shower nozzle 19, second shower nozzle 20 and the 3rd shower nozzle 21 is 45 °.
Wherein, the gas exhaust piping of described detection case 1 is connected with vacuum pump 5, between vacuum pump 5 and detection case 1, is provided with the exhaust controller 6 be made up of pressure controller.
Wherein, described detection case 1 is prepared from by the component of following weight portion:
PC resin 30 ~ 80 parts, ABS resin 19 ~ 60 parts, nano silicon 1 ~ 10 part, fire retarding synergist 2-6 part, bromide fire retardant 5-25 part, thermal stabilizer 0.1-1 part, chemicals-resistant modifier 0.5-5 part, antioxidant 0.1-1 part, lubricant 0.1-1 part.
Wherein, described fire retarding synergist is the potpourri of one or more materials in antimony pentoxide, sodium antimonate and molybdena.
Wherein, described bromide fire retardant is tetrabromobisphenol A, one or more in TDE, 2,4,6-tribromo triple phenoxyl-1,3,5-triazines, brominated epoxy.
Wherein, described chemicals-resistant modifier is the acrylic acid series adjuvant of perfluoroalkyl.
Wherein, described thermal stabilizer is the multipolymer of N-phenylmaleimide or the multipolymer of α-methyl styrene.
Wherein, described antioxidant is phosphite ester kind antioxidant or Hinered phenols antioxidant, and described lubricant is one or both the combination in dimethyl-silicon oil lubricant, silicone powder, pentaerythritol stearate, Tissuemat E, ethylene bis stearamide and dolomol.
This concrete enforcement first shower nozzle 19, second shower nozzle 20 and the 3rd shower nozzle 21 in use, adopt symmetrical unlatching, namely enable together for three groups of left and right inwall, enable together for three groups of front and back inwall, operation valve simultaneously on each arm is provided with label, or adopts different colors, so that use.
This concrete enforcement saturated with moisture gas circuit and dry gas gas circuit adopt different inlet ends, mutual interference can be avoided, three groups of shower nozzles that an inlet end is installed by symmetry are simultaneously formed, three groups of shower nozzles adopt different setting angles, and use spraying range to be the shower nozzle of 45 °, the inner effect comprehensively covered of detection case can be reached, improve accuracy of detection, both can provide stable and uniform temperature, humidity and pressure comprehensively examine and determine environment, also dynamic and uniform temperature can be obtained, humidity and pressure environment, when detecting, sensor calibration accuracy is high, be specially adapted to the calibrating of Temperature Humidity Sensor in Meteorological Field, the material that detection case adopts simultaneously has good toughness, thermotolerance, anti-flammability and corrosion resistance, long service life.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (9)
1. a temperature, temperature and humidity pressure comprehensive generator is used in humidity sensor calibrating, comprise detection case (1) and heat exchanger (4), it is characterized in that, the cavity of described detection case (1) is double-decker, inner space between the inner bag of cavity and urceolus forms liquid thermal conductivity media passage, liquid thermal conductivity media passage is connected with external circulation line by influent stream mouth and refluxing opening, external circulation line is provided with well heater (2), refrigerator (3) and ebullator (16), the liquid medium entrance end of heat exchanger (4) is connected with refluxing opening, the liquid medium endpiece of heat exchanger (4) is connected with the import of ebullator (16), the endpiece of ebullator (16) is connected with refrigerator (3), well heater (2) is serially connected between refrigerator (3) and the influent stream mouth of liquid thermal conductivity media passage, the entrance point of ebullator (16) is also connected with the expansion of liquids container (17) for liquid thermal conductivity media deposit, expansion of liquids container (17) is provided with safety valve (18), heat exchanger (4) by another heat exchange path and detection case (1) for providing the air inlet pipeline of the gas setting humidity to be connected in detection case (1), air inlet pipeline is provided with stable gas pressure tank (22), evacuated tube (26) and air admission valve (25), the outlet of stable gas pressure tank (22) is provided with electric pressure-regulating valve (27), switch valve (24) is provided with between evacuated tube (26) and stable gas pressure tank (22), the inlet end of air inlet pipeline is connected with saturated with moisture gas circuit and dry gas gas circuit respectively by threeway, saturated with moisture gas circuit is connected with two air intake openings of threeway respectively by flow controller (7) with dry gas gas circuit, saturated with moisture gas circuit is provided with saturator (8), the endpiece of saturator (8) connects with the entrance point of corresponding flow controller (7), and the intake tunnel of saturator (8) is connected with water tank (11) by retaining valve (9), small pump (10), dry gas gas circuit is provided with exsiccator (12), the endpiece of exsiccator (12) connects with the entrance point of corresponding flow controller (7), the inlet ductwork of exsiccator (12) is successively by pressure regulator valve (13), system of non heated regeneration dryer (14) is connected with the air compressor (15) forming source of the gas, the export pipeline of pressure regulator valve (13) is also formed with a bypass, the air intake opening that this bypass and saturator (8) are provided with is connected with water tank (11), the left and right inwall of detection case (1), front and back inwall is symmetrically installed with three groups of shower nozzles respectively, three groups of shower nozzles are by the first shower nozzle (19), second shower nozzle (20) is connected with the 3rd shower nozzle (21), the inwall that first shower nozzle (19) is parallel to detection case (1) is installed, second atomizer (20) is tilted to lower installation, with the angle that the inwall of detection case (1) is 20 ° ~ 50 °, 3rd atomizer (21) is installed perpendicular to the inwall of detection case (1), the outlet side of air inlet pipeline by arm respectively with the first shower nozzle (19), second shower nozzle (20) is connected with the 3rd shower nozzle (21), every root arm is equipped with operation valve.
2. a kind of temperature-humidity sensor calibrating temperature and humidity pressure comprehensive generator according to claim 1, it is characterized in that, the spraying range of described first shower nozzle (19), the second shower nozzle (20) and the 3rd shower nozzle (21) is 45 °.
3. a kind of temperature-humidity sensor calibrating temperature and humidity pressure comprehensive generator according to claim 1, it is characterized in that, the gas exhaust piping of described detection case (1) is connected with vacuum pump (5), between vacuum pump (5) and detection case (1), is provided with the exhaust controller (6) be made up of pressure controller.
4. a kind of temperature-humidity sensor calibrating temperature and humidity pressure comprehensive generator according to claim 1, it is characterized in that, described detection case (1) is prepared from by the component of following weight portion:
PC resin 30 ~ 80 parts, ABS resin 19 ~ 60 parts, nano silicon 1 ~ 10 part, fire retarding synergist 2-6 part, bromide fire retardant 5-25 part, thermal stabilizer 0.1-1 part, chemicals-resistant modifier 0.5-5 part, antioxidant 0.1-1 part, lubricant 0.1-1 part.
5. a kind of temperature-humidity sensor calibrating temperature and humidity pressure comprehensive generator according to claim 4, it is characterized in that, described fire retarding synergist is the potpourri of one or more materials in antimony pentoxide, sodium antimonate and molybdena.
6. a kind of temperature-humidity sensor calibrating temperature and humidity pressure comprehensive generator according to claim 4, it is characterized in that, described bromide fire retardant is tetrabromobisphenol A, TDE, 2,4,6-tribromo triple phenoxyl-1, one or more in 3,5-triazine, brominated epoxy.
7. a kind of temperature-humidity sensor calibrating temperature and humidity pressure comprehensive generator according to claim 4, it is characterized in that, described chemicals-resistant modifier is the acrylic acid series adjuvant of perfluoroalkyl.
8. a kind of temperature-humidity sensor calibrating temperature and humidity pressure comprehensive generator according to claim 4, it is characterized in that, described thermal stabilizer is the multipolymer of N-phenylmaleimide or the multipolymer of α-methyl styrene.
9. a kind of temperature-humidity sensor calibrating temperature and humidity pressure comprehensive generator according to claim 4, it is characterized in that, described antioxidant is phosphite ester kind antioxidant or Hinered phenols antioxidant, and described lubricant is one or both the combination in dimethyl-silicon oil lubricant, silicone powder, pentaerythritol stearate, Tissuemat E, ethylene bis stearamide and dolomol.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510718037.2A CN105388540B (en) | 2015-10-23 | 2015-10-23 | Temperature and humidity pressure comprehensive generator is used in a kind of temperature-humidity sensor calibrating |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510718037.2A CN105388540B (en) | 2015-10-23 | 2015-10-23 | Temperature and humidity pressure comprehensive generator is used in a kind of temperature-humidity sensor calibrating |
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| Publication Number | Publication Date |
|---|---|
| CN105388540A true CN105388540A (en) | 2016-03-09 |
| CN105388540B CN105388540B (en) | 2017-11-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510718037.2A Expired - Fee Related CN105388540B (en) | 2015-10-23 | 2015-10-23 | Temperature and humidity pressure comprehensive generator is used in a kind of temperature-humidity sensor calibrating |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105784005A (en) * | 2016-05-14 | 2016-07-20 | 河南省锅炉压力容器安全检测研究院 | Mobile tank automatic detection system |
| CN105863024A (en) * | 2016-03-17 | 2016-08-17 | 张正国 | Negative-pressure water seepage resisting pipe fitting |
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| CN102645680A (en) * | 2012-05-16 | 2012-08-22 | 南京信息工程大学 | Cloud chamber for atmospheric ice nucleus activation counting and cloud chamber system |
| DE102011108764A1 (en) * | 2011-07-28 | 2013-01-31 | Michael Pallaske | Timber humidity measuring device, has housing forming measuring chamber and formed with housing wall for attachment at timber, where humidity sensor and temperature sensor are arranged in measuring chamber |
| CN102998720A (en) * | 2012-11-30 | 2013-03-27 | 重庆四达试验设备有限公司 | Method and device for calibrating dynamic response characteristic of sonde humidity by double flow method |
| CN104932038A (en) * | 2015-07-14 | 2015-09-23 | 重庆四达试验设备有限公司 | Temperature-humidity-pressure comprehensive generator used for verifying temperature, humidity and pressure sensors |
-
2015
- 2015-10-23 CN CN201510718037.2A patent/CN105388540B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102011108764A1 (en) * | 2011-07-28 | 2013-01-31 | Michael Pallaske | Timber humidity measuring device, has housing forming measuring chamber and formed with housing wall for attachment at timber, where humidity sensor and temperature sensor are arranged in measuring chamber |
| CN102645680A (en) * | 2012-05-16 | 2012-08-22 | 南京信息工程大学 | Cloud chamber for atmospheric ice nucleus activation counting and cloud chamber system |
| CN102998720A (en) * | 2012-11-30 | 2013-03-27 | 重庆四达试验设备有限公司 | Method and device for calibrating dynamic response characteristic of sonde humidity by double flow method |
| CN104932038A (en) * | 2015-07-14 | 2015-09-23 | 重庆四达试验设备有限公司 | Temperature-humidity-pressure comprehensive generator used for verifying temperature, humidity and pressure sensors |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105863024A (en) * | 2016-03-17 | 2016-08-17 | 张正国 | Negative-pressure water seepage resisting pipe fitting |
| CN105784005A (en) * | 2016-05-14 | 2016-07-20 | 河南省锅炉压力容器安全检测研究院 | Mobile tank automatic detection system |
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| CN105388540B (en) | 2017-11-07 |
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Granted publication date: 20171107 Termination date: 20181023 |