CN205002879U - Effective radiation sensor's of multichannel photosynthesis calibrating device - Google Patents
Effective radiation sensor's of multichannel photosynthesis calibrating device Download PDFInfo
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- CN205002879U CN205002879U CN201520579943.4U CN201520579943U CN205002879U CN 205002879 U CN205002879 U CN 205002879U CN 201520579943 U CN201520579943 U CN 201520579943U CN 205002879 U CN205002879 U CN 205002879U
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- radiation sensor
- photosynthesis
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- wave radiation
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Abstract
The utility model provides an effective radiation sensor's of multichannel photosynthesis calibrating device, a built -in CIE standard light source and the effective radiation sensor of standard photosynthesis among the calibrating device, use the effective radiation sensor of standard photosynthesis and the effective radiation sensor of multichannel photosynthesis that awaits measuring to detect CIE standard light source light quantum current density under different drive current (voltage) the condition respectively, the effective radiation sensor output valve of multichannel photosynthesis that awaits measuring is calibrated to actual light quantum current density through the effective radiation sensor of standard photosynthesis surveys, obtain linear relation between the two through computer contrastive analysis, the linear relation that appears the branch again imports and accomplishes the calibration among the effective radiation sensor of multichannel photosynthesis that awaits measuring. The utility model provides an effective radiation sensor's of multichannel photosynthesis calibrating device can detect and calibrate, easy operation, low cost the effective radiation sensor of the photosynthesis among the plant factory high -efficiently convenient.
Description
Technical field
The utility model relates to sensor calibration technique field, particularly relates to a kind of calibrating installation being applied to the hyperchannel photosynthesis Net long wave radiation sensor of plant illumination.
Background technology
In recent years, adopt plant factor's development of artificially feed rapidly, the demand detected the photoenvironment in plant factor is also that more and more, current detection meanss has photosynthesis photosynthetic active radiation sensor and spectrometer.Spectrometer is expensive, operates cumbersome, is adapted at laboratory and uses; Photosynthesis photosynthetic active radiation sensor is wide at weather monitoring department Application comparison, most from external import.Current Application comparison is the VAISALA of Finland and the LI-COR product of the U.S. widely, but expensive, and instrument calibration is comparatively difficult, and need to send genuine back to and demarcate, domestic measurement unit also cannot provide the calibration service of standard at present.Domestic existing photosynthesis Net long wave radiation pick up calibration work mainly relies on the spectrometer in laboratory, and cost is high, and the time is long.Development need a large amount of photosynthesis Net long wave radiation sensor of plant factor, on-line monitoring plant, to the absorbing state of light, for ensureing the accuracy of this data, needs portable, can fast to the device that a large amount of photosynthesis Net long wave radiation sensor is calibrated.
Utility model content
For solving the technical matters existed in background technology, the utility model proposes a kind of calibrating installation of hyperchannel photosynthesis Net long wave radiation sensor.
The utility model proposes a kind of calibrating installation of hyperchannel photosynthesis Net long wave radiation sensor, comprise: housing, optical filter bracing frame, standard sources module, sensor installation seat, there is in housing accommodating cavity, sensor installation seat is arranged in accommodating cavity for installing photosynthesis Net long wave radiation sensor, standard sources module is arranged on housing, between standard sources module and photosynthesis Net long wave radiation sensor, form light-filtering channels; Optical filter bracing frame comprises rotatable parts and installing component, installing component is positioned at above-mentioned accommodating cavity, installing component is provided with multiple installation site for installing optical filter, rotatable parts are fixedly connected with installing component and rotate for drive installation parts, switch in rotation process at installing component to the optical filter entering light-filtering channels.
Preferably, also comprise filter set, above-mentioned filter set comprises multiple optical filter be arranged on installing component, has different wave bands each other between multiple optical filter.
Preferably, described filter set comprises ruddiness optical filter, blue filter, visible filter, infrared light optical filter.
Preferably, also comprise photosynthesis Net long wave radiation sensor group, above-mentioned photosynthesis Net long wave radiation sensor group comprises the standard photosynthesis Net long wave radiation sensor that can be arranged on sensor installation seat, hyperchannel photosynthesis Net long wave radiation sensor to be measured.
Preferably, also comprise human-computer interaction interface and controller, above-mentioned human-computer interaction interface is connected with controller communication, and controller can control the rotation of optical filter bracing frame and enters to switch optical filter or depart from light-filtering channels.
Preferably, the chamber wall of the accommodating cavity of enclosure interior is provided with black light-absorbing coating.
Preferably, housing adopts aluminum material to make.
Preferably, sensor installation seat is detachably arranged on the bottom of the accommodating cavity of described housing.
In the utility model, the calibrating installation of the hyperchannel photosynthesis Net long wave radiation sensor proposed, first standard sources module and etalon spectrometers by there being qualification metering tissue are calibrated standard photosynthesis Net long wave radiation sensor, obtain accuracy and the degree of accuracy of standard photosynthesis Net long wave radiation sensor; During work, standard photosynthesis Net long wave radiation sensor is first arranged in accommodating cavity by the first step, then by rotating optical filter bracing frame, multiple different optical filter being switched in light-filtering channels, detecting the light quantum current density under different optical filtering condition; Hyperchannel photosynthesis Net long wave radiation sensor to be measured is arranged in accommodating cavity by second step, then by rotating optical filter bracing frame, multiple different optical filter being switched in light-filtering channels, detecting the light quantum current density under different optical filtering condition and output valve; Finally according to the mapping relations between standard photosynthesis Net long wave radiation sensor light quantum flow density and standard sources module luminous power and the mapping relations between hyperchannel photosynthesis Net long wave radiation sensor output value to be measured and standard sources module luminous power, multichannel light cooperation Net long wave radiation sensor to be measured is calibrated.
By the calibrating installation of the hyperchannel photosynthesis Net long wave radiation sensor of above-mentioned optimal design, reasonable in design, easy and simple to handle, test is quick, easy to carry, efficiently can carry out monitoring and testing, low operation cost to hyperchannel photosynthesis Net long wave radiation sensor easily, be applicable to hyperchannel photosynthesis Net long wave radiation sensor production enterprise and calibrating hyperchannel photosynthesis Net long wave radiation regular sensor of on-line calibration and plant factor user is fast carried out to sensor
Accompanying drawing explanation
Fig. 1 is the structural representation of the calibrating installation of a kind of hyperchannel photosynthesis Net long wave radiation sensor that the utility model proposes.
Fig. 2 is the structural representation of the optical filter bracing frame of the calibrating installation of the hyperchannel photosynthesis Net long wave radiation sensor of Fig. 1.
Embodiment
As illustrated in fig. 1 and 2, Fig. 1 is the structural representation of the calibrating installation of a kind of hyperchannel photosynthesis Net long wave radiation sensor that the utility model proposes, and Fig. 2 is the structural representation of the optical filter bracing frame of the calibrating installation of the hyperchannel photosynthesis Net long wave radiation sensor of Fig. 1.
With reference to Fig. 1 and 2, the calibrating installation of a kind of hyperchannel photosynthesis Net long wave radiation sensor that the utility model embodiment proposes, comprising: housing 1, optical filter bracing frame 2, standard sources module 4, human-computer interaction interface 5, sensor installation seat 6, photosynthesis Net long wave radiation sensor group, filter set, controller;
Housing 1 adopts aluminum material to make, there is in it accommodating cavity, the chamber wall of described accommodating cavity is provided with black light-absorbing coating, sensor installation seat 6 is detachably arranged in accommodating cavity for installing photosynthesis Net long wave radiation sensor, standard sources module 4 is arranged on housing 1, between standard sources module 4 and photosynthesis Net long wave radiation sensor, form light-filtering channels 3;
Optical filter bracing frame 2 comprises rotatable parts and installing component, installing component is positioned at above-mentioned accommodating cavity, installing component is provided with multiple installation site, filter set comprises ruddiness optical filter (660nm), blue filter (460nm), visible filter (400nm-700nm), infrared light optical filter (730nm) and full impregnated mating plate, ruddiness optical filter, blue filter, visible filter, infrared light optical filter and full impregnated mating plate are arranged on optical filter installing component respectively, rotatable parts are fixedly connected with installing component and rotate for drive installation parts, the optical filter entering light-filtering channels 3 is switched in rotation process at installing component,
Human-computer interaction interface 5 is connected with controller communication, controller can control optical filter bracing frame 2 and rotate to switch optical filter 7 and enter or depart from light-filtering channels 3, further, controller can be calibrated multichannel light cooperation Net long wave radiation sensor to be measured according to the testing result of standard photosynthesis Net long wave radiation sensor and hyperchannel photosynthesis Net long wave radiation sensor to be measured.
In the calibrating installation practical work process of hyperchannel photosynthesis Net long wave radiation sensor, first the accommodation space of housing is kept to be in closed state, extraneous light is avoided to cause interference to sensor, standard sources module and etalon spectrometers is adopted to be calibrated by standard photosynthesis Net long wave radiation sensor, wherein adopt the standard sources module and the etalon spectrometers that have qualification to measure tissue, the standard photosynthesis Net long wave radiation sensor output numerical value through calibration is that (unit is μm ols to light quantum current density
-1m
-2), the measured value of this calibration can as the actual light quantum flow density of standard sources module, then standard photosynthesis Net long wave radiation sensor is fixed on sensor installation seat 6, by rotating optical filter bracing frame, switch different optical filters enter or depart from light-filtering channels 3, thus make standard photosynthesis Net long wave radiation sensor examination criteria light source module 4 by the light quantum current density after different optical filter, the mapping relations of the light quantum current density measured under obtaining different optical filtering condition and the radiation power of standard sources module, and these mapping relations are stored as standard value,
Then standard photosynthesis Net long wave radiation sensor is changed into hyperchannel photosynthesis Net long wave radiation sensor to be measured, be fixed on sensor installation seat 6, sensor installation seat 6 is fixed on bottom housing 1, switch and need the corresponding optical filter 7 of detection wave band to enter light-filtering channels 3, obtain the mapping relations of the output quantity of hyperchannel photosynthesis Net long wave radiation sensor to be measured and the radiation power of standard sources;
Finally, by the change of the radiation power of the standard sources measured in above-mentioned two steps by scales such as computer installation one-tenth, again the mapping relations of the output quantity of hyperchannel photosynthesis Net long wave radiation sensor to be measured and the radiation power of standard sources and standard value are analyzed, data fitting mode can be adopted in comparative analysis process to carry out, thus the mapping relations obtained between the output quantity of hyperchannel photosynthesis Net long wave radiation sensor to be measured and the light quantum current density of standard photosynthesis Net long wave radiation sensor, the mapping relations obtained according to comparative analysis by human-computer interaction interface control controller carry out automatic calibration to multichannel light cooperation Net long wave radiation sensor to be measured.
In concrete operations, optical filter erecting frame is separately installed with ruddiness optical filter (660nm), blue filter (460nm), visible filter (400nm-700nm), infrared light optical filter (730nm) and full impregnated mating plate, light-filtering channels 3 is made to have five kinds of duty red channel, blue channel, visible channel, infrared light passage, without light-filtering channels, such as, when ruddiness optical filter is positioned at light-filtering channels, it is the ruddiness of 660nm that light-filtering channels only allows by wavelength, now light-filtering channels is red channel, when reality detects, can need to switch different light-filtering channels according to detection, the output quantity of detecting sensor under difference optical filtering condition.
In actual application, housing adopts aluminum material to make, the chamber wall of its accommodated inside cavity is provided with black light-absorbing coating, the light avoiding light source to send in the detection is refracted and produces interference, the environmental error that reduction standard photosynthesis Net long wave radiation sensor and hyperchannel photosynthesis Net long wave radiation sensor to be measured detect, improves the degree of accuracy detected further.
Sensor installation seat is detachably arranged on the bottom of the accommodating cavity of described housing, be convenient to standard photosynthesis Net long wave radiation sensor and hyperchannel photosynthesis Net long wave radiation sensor to be measured dismounting, and reduce the impact on enclosure interior device precision in sensor dismounting.
In reality detects, this calibrating installation is easy to carry, and can carry out quick online detection/calibration to photosynthesis Net long wave radiation sensor.
In the present embodiment, the calibrating installation of the hyperchannel photosynthesis Net long wave radiation sensor proposed, reasonable in design, easy and simple to handle, test is quick, easy to carry, efficiently can carry out monitoring and testing to hyperchannel photosynthesis Net long wave radiation sensor easily, low operation cost, is applicable to hyperchannel photosynthesis Net long wave radiation sensor production enterprise carries out on-line calibration and user side fast pick up calibration to sensor.
In specific implementation process, in order to ensure the accuracy and precision detected, regularly by standard sources module and etalon spectrometers, standard photosynthesis Net long wave radiation sensor is calibrated, preferably can within every 2 years, once to calibrate, and only when standard sources decay, change light source, long-time shutdown after just need again to detect, therefore, only need during usual use directly to carry out testing calibration to multichannel light cooperation Net long wave radiation sensor to be measured, simplify the operation step, improves detection efficiency.
These are only the utility model preferably embodiment; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; be equal to according to the technical solution of the utility model and utility model design thereof and replace or change, all should be encompassed within protection domain of the present utility model.
Claims (8)
1. the calibrating installation of a hyperchannel photosynthesis Net long wave radiation sensor, it is characterized in that, comprise: housing (1), optical filter bracing frame (2), standard sources module (4), sensor installation seat (6), an accommodating cavity is established in housing (1), sensor installation seat (6) is arranged on accommodating cavity bottom for installing photosynthesis Net long wave radiation sensor, standard sources module (4) is arranged on housing (1), forms light-filtering channels (3) between standard sources module (4) and photosynthesis Net long wave radiation sensor; Optical filter bracing frame (2) comprises rotatable parts and installing component, installing component is positioned at above-mentioned accommodating cavity, installing component is provided with multiple installation site for installing optical filter, rotatable parts are fixedly connected with installing component and rotate for drive installation parts, and rotatable parts switch the optical filter entering light-filtering channels (3) in rotation process.
2. the calibrating installation of hyperchannel photosynthesis Net long wave radiation sensor according to claim 1, it is characterized in that, also comprise filter set, above-mentioned filter set comprises multiple optical filter (7) be arranged on installing component, and multiple optical filter has different wave bands between (7) each other.
3. the calibrating installation of hyperchannel photosynthesis Net long wave radiation sensor according to claim 1, it is characterized in that, described filter set comprises ruddiness optical filter, blue filter, visible filter, infrared light optical filter.
4. the calibrating installation of hyperchannel photosynthesis Net long wave radiation sensor according to claim 1, it is characterized in that, also comprise photosynthesis Net long wave radiation sensor group, above-mentioned photosynthesis Net long wave radiation sensor group comprises the standard photosynthesis Net long wave radiation sensor that can be arranged on sensor installation seat (6), hyperchannel photosynthesis Net long wave radiation sensor to be measured.
5. the calibrating installation of hyperchannel photosynthesis Net long wave radiation sensor according to claim 1, it is characterized in that, also comprise human-computer interaction interface (5) and controller, above-mentioned human-computer interaction interface (5) is connected with controller communication, and controller can control optical filter bracing frame (2) rotation and enters to switch optical filter (7) or depart from light-filtering channels (3).
6. the calibrating installation of hyperchannel photosynthesis Net long wave radiation sensor according to claim 1, is characterized in that, the inner chamber wall of the upper accommodating cavity of housing (1) is provided with black light-absorbing coating.
7. the calibrating installation of hyperchannel photosynthesis Net long wave radiation sensor according to claim 1, is characterized in that, housing (1) adopts aluminum material to make.
8. the calibrating installation of hyperchannel photosynthesis Net long wave radiation sensor according to claim 1, it is characterized in that, sensor installation seat (2) is detachably arranged on the bottom of the accommodating cavity of described housing.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520579943.4U CN205002879U (en) | 2015-08-04 | 2015-08-04 | Effective radiation sensor's of multichannel photosynthesis calibrating device |
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| CN201520579943.4U CN205002879U (en) | 2015-08-04 | 2015-08-04 | Effective radiation sensor's of multichannel photosynthesis calibrating device |
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| CN205002879U true CN205002879U (en) | 2016-01-27 |
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| CN201520579943.4U Withdrawn - After Issue CN205002879U (en) | 2015-08-04 | 2015-08-04 | Effective radiation sensor's of multichannel photosynthesis calibrating device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105043536A (en) * | 2015-08-04 | 2015-11-11 | 中国科学技术大学先进技术研究院 | Multichannel photosynthesis effective radiation sensor calibration device and calibration method |
-
2015
- 2015-08-04 CN CN201520579943.4U patent/CN205002879U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105043536A (en) * | 2015-08-04 | 2015-11-11 | 中国科学技术大学先进技术研究院 | Multichannel photosynthesis effective radiation sensor calibration device and calibration method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160127 Effective date of abandoning: 20170926 |
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| AV01 | Patent right actively abandoned |