CN112880819B - A single-sensor multifunctional solar radiation measuring device and its measuring method - Google Patents
A single-sensor multifunctional solar radiation measuring device and its measuring method Download PDFInfo
- Publication number
- CN112880819B CN112880819B CN202110344756.8A CN202110344756A CN112880819B CN 112880819 B CN112880819 B CN 112880819B CN 202110344756 A CN202110344756 A CN 202110344756A CN 112880819 B CN112880819 B CN 112880819B
- Authority
- CN
- China
- Prior art keywords
- radiation
- sensor
- light shield
- driving mechanism
- sliding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000005855 radiation Effects 0.000 title claims abstract description 114
- 238000000034 method Methods 0.000 title claims abstract description 8
- 230000007246 mechanism Effects 0.000 claims abstract description 49
- 238000005259 measurement Methods 0.000 claims description 9
- 230000008859 change Effects 0.000 claims description 6
- 230000008602 contraction Effects 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 230000009471 action Effects 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 description 3
- 238000010248 power generation Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/02—Details
- G01J1/04—Optical or mechanical part supplementary adjustable parts
- G01J1/0403—Mechanical elements; Supports for optical elements; Scanning arrangements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
- G01J2001/4266—Photometry, e.g. photographic exposure meter using electric radiation detectors for measuring solar light
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Abstract
The invention discloses a single-sensor multifunctional solar radiation measuring device and a measuring method thereof, wherein the measuring device comprises a radiation sensor, a sliding light shield, a sensor bracket, a light shield driving mechanism, a pitching driving mechanism, a rotating arm, a rotating driving mechanism and a supporting upright post; the pitching and rotating movement of the radiation sensor are controlled, the direction of the measuring surface of the radiation sensor is changed, the functions of tracking the movement of the sun and selecting incident light rays in different directions are realized, meanwhile, the sliding of the sliding shade is matched, and whether the scattered incident light rays are measured or not is selected, so that the measuring work of various parameters of the solar radiation is realized.
Description
Technical Field
The invention relates to an optical radiation measuring device, in particular to a single-sensor multifunctional solar radiation measuring device and a measuring method thereof.
Background
Solar energy on the earth has huge reserves, is a very good clean energy source, and has been industrially applied to large-scale photovoltaic power generation and photo-thermal power generation, and for research and engineering technology in this respect, accurate and long-term measurement of solar radiation is necessary. However, there are numerous parameters to be measured in solar radiation, and the radiation parameters to be focused in photovoltaic and photo-thermal power generation technologies include total radiation, normal direct radiation, total scattered radiation, normal total radiation, sunlight duration, etc., so that dedicated sensors and control, power supply and communication systems for various measured parameters are required to be installed when an observation station is established, and meanwhile, because of high price of high-precision broad spectrum radiation sensors, automatic solar tracking mechanisms and control systems are required for measuring some parameters, so that multi-parameter measurement of solar radiation becomes very difficult and expensive.
Disclosure of Invention
In order to overcome the problems of the prior art, the invention aims to provide a single-sensor multifunctional solar radiation measuring device and a measuring method thereof, which can track the movement track of the sun, and can measure various solar radiation parameters by adopting a single sensor through an adjustable shade and changing the measuring direction of the sensor.
In order to achieve the above purpose, the invention adopts the following technical scheme:
A single-sensor multifunctional solar radiation measuring device comprises a radiation sensor 1, a sliding light shield 2, a sensor support 3, a light shield driving mechanism 4, a pitching driving mechanism 5, a rotating arm 6, a rotating driving mechanism 7 and a supporting upright post 8, wherein the radiation sensor 1 is installed in the sliding light shield 2 and fixed at one end of the sensor support 3, the orientation of a measuring surface of the radiation sensor 1 changes along with the change of the position of the sensor support 3, the inner surface of the sliding light shield 2 forms sliding fit with the installation surface of the radiation sensor 1, solar scattered radiation is blocked or allowed to irradiate the radiation sensor 1 through the expansion and contraction of the sliding light shield 2, the sensor support 3 is used for fixing the radiation sensor 1 and the light shield driving mechanism 4, the light shield driving mechanism 4 is used for driving the sliding light shield 2 to perform expansion and contraction movement, one end of the pitching driving mechanism 5 is connected with the sensor support 3, the other end of the pitching driving mechanism 5 is connected with the rotating arm 6, the sensor support 3 is driven by a motor to perform pitching movement, the projection position of the radiation sensor 1 on the ground is far away from the ground, the installation surface is formed by the installation surface, the rotating end 7 is connected with the rotating upright post 6 as a fixed point, and the rotating end is driven by the rotating upright post 6 to rotate.
The sliding light shield 2 is of a cylindrical structure, and the cross section of the sliding light shield is circular.
The sliding light shield 2 is provided with a friction wheel or a rack structure, and the light shield driving mechanism 4 drives the friction wheel or the rack and pinion through a motor to drive the sliding light shield 2 to perform telescopic motion outside the radiation sensor 1.
The support upright 8 is a steel round tube structure, and the strength of the support upright is enough to provide support for the whole measuring device.
The pitching driving mechanism 5 and the rotating driving mechanism 7 form a set of two-degree-of-freedom bracket system, the change of the measuring azimuth of the radiation sensor 1 is realized by means of the rotating arm 6 and the sensor bracket 3, meanwhile, whether scattered incident light is measured or not is selected by means of the telescopic movement of the sliding light shield 2, so that the measurement of multiple parameters of sunlight radiation by one radiation sensor is realized, and the corresponding automatic control device is provided, so that the multiple-parameter cycle-by-cycle measurement and recording functions can be realized.
According to the measuring method of the single-sensor multifunctional solar radiation measuring device, under the drive of the pitching driving mechanism 5 and the rotating driving mechanism 7, the sensor bracket 3 drives the radiation sensor 1 to perform pitching and rotating movements, incident light in any direction can be measured, meanwhile, under the action of the lens hood driving mechanism 4, the sliding lens hood 2 can stretch and retract to select whether scattered light is shielded or not, only the intensity of the incident radiation is measured, when the total normal incidence radiation is measured, the radiation sensor 1 needs to track and align with the sun direction, the sliding lens hood 2 needs to retract to the end face of the radiation sensor 1, all the sliding lens hood faces are exposed to measure the direct radiation and the scattered radiation in the sun direction, when the normal direct radiation is measured, the radiation sensor 1 needs to track and align with the sun direction, all the scattered light is shielded, only the incident light is allowed to be incident on the measuring surface of the radiation sensor 1, when the total horizontal radiation is measured, the radiation sensor 1 needs to be perpendicular to the zenith direction, the sliding lens hood 2 needs to be retracted, and when the total normal incidence radiation is measured, the total reflection radiation needs to be perpendicular to the ground, and the sliding lens hood 2 needs to be aligned with the sun direction.
The invention has the following beneficial effects:
The single-sensor multifunctional solar radiation measuring device only uses one radiation sensor, can realize the measurement of various solar radiation parameters by utilizing a telescopic sliding light shield and a pitching and rotating driving structure, can realize the cyclic measurement and recording of the multiple parameters after being provided with an automatic control device, greatly reduces the system complexity and cost of observation equipment and reduces the investment and difficulty of establishing an observation station.
Drawings
Fig. 1 is a schematic view of the structure of the device of the present invention.
Wherein, 1 is the radiation sensor, 2 is the slip lens hood, 3 is the sensor support, 4 is lens hood actuating mechanism, 5 is every single move actuating mechanism, 6 is the swinging boom, 7 is rotation actuating mechanism and 8 is the support stand.
FIG. 2 is a schematic diagram of the sensor direction and the mask position when measuring different radiation parameters.
Wherein a is normal incidence total radiation, b is normal direct radiation, c is horizontal total radiation, and d is ground reflection total radiation.
Detailed Description
The invention is described in further detail below with reference to the attached drawing figures:
As shown in fig. 1, the single-sensor multifunctional solar radiation measuring device comprises a radiation sensor 1, a sliding light shield 2, a sensor bracket 3, a light shield driving mechanism 4, a pitching driving mechanism 5, a rotating arm 6, a rotation driving mechanism 7 and a supporting upright post 8, wherein the radiation sensor 1 is installed in the sliding light shield 2 and is fixed at one end of the sensor bracket 3, the orientation of a measuring surface of the radiation sensor 1 changes along with the change of the position of the sensor bracket 3, the inner surface of the sliding light shield 2 is in sliding fit with the mounting surface of the radiation sensor 1, the radiation sensor 1 and the light shield driving mechanism 4 are blocked or allowed to be irradiated by solar scattered radiation through the expansion and contraction of the sliding light shield 2, the sensor bracket 3 is used for fixing the radiation sensor 1 and the light shield driving mechanism 4, the light shield driving mechanism 4 is used for driving the sliding light shield 2 to perform expansion and contraction movement, one end of the pitching driving mechanism 5 is connected with the sensor bracket 3, the other end of the pitching driving mechanism 5 is connected with the rotating arm 6 through a motor to drive the sensor bracket 3 to perform pitching movement, the projection position of the radiation sensor 1 on the ground is far away from the fixed end of the motor, the projection position of the measuring device on the ground is fixed at the other end of the rotating upright post 6 is connected with the rotating upright post 6, and the rotating end is used as a fixed end for driving rotation end.
The pitching driving mechanism 5 and the rotating driving mechanism 7 form a set of two-degree-of-freedom bracket system, the change of the measuring azimuth of the radiation sensor 1 is realized by means of the rotating arm 6 and the sensor bracket 3, meanwhile, the scattered incident light is selected to be measured or not by means of the telescopic movement of the sliding light shield 2, so that the measurement of multiple parameters of sunlight radiation by one radiation sensor is realized.
As a preferred embodiment of the present invention, the sliding shade 2 has a cylindrical structure and a circular cross-sectional shape.
As a preferred embodiment of the present invention, the sliding light shield 2 is provided with a friction wheel or a rack structure, and the light shield driving mechanism 4 drives the friction wheel or the rack and pinion to drive the sliding light shield 2 to perform telescopic motion outside the radiation sensor 1 through a motor.
As a preferred embodiment of the invention, the support uprights 8 are of steel tubular construction, strong enough to provide support for the whole measuring device.
As shown in fig. 1, the measuring method of the single-sensor multifunctional solar radiation measuring device according to the invention is as follows:
Under the drive of the pitching driving mechanism 5 and the rotating driving mechanism 7, the sensor bracket 3 drives the radiation sensor 1 to perform pitching and rotating movements, incident light in any direction can be measured, meanwhile, under the action of the lens hood driving mechanism 4, the sliding lens hood 2 can stretch and retract, and can only allow direct light to enter the measuring surface of the radiation sensor 1 to measure direct radiation in the sun direction, as shown in a figure a in 2, when the normal incidence total radiation quantity is measured, the radiation sensor 1 needs to track and align with the sun direction, the sliding lens hood 2 needs to retract to the end face of the radiation sensor 1 to fully expose the sliding lens hood so as to measure direct radiation and scattered radiation in the sun direction, as shown in a figure b in 2, the radiation sensor 1 needs to track and align with the sun direction, the sliding lens hood 2 needs to stretch forwards to shield all scattered light, and only allow direct light to enter the measuring surface of the radiation sensor 1 so as to measure direct radiation in the sun direction, as shown in a figure c in 2, as shown in a figure c, the radiation sensor 1 needs to be aligned with the zenith direction perpendicular to the ground, the sliding lens hood 2 needs to be retracted to be aligned with the ground, as shown in a figure d, and the radiation sensor 1 needs to be aligned with the ground.
While the foregoing is directed to embodiments of the present invention, other and further details of the invention may be had by the present invention, it should be understood that the foregoing description is merely illustrative of the present invention and that no limitations are intended to the scope of the invention, except insofar as modifications, equivalents, improvements or modifications are within the spirit and principles of the invention.
Claims (4)
1. A single-sensor multifunctional solar radiation measuring device is characterized by comprising a radiation sensor (1), a sliding light shield (2), a sensor bracket (3), a light shield driving mechanism (4), a pitching driving mechanism (5), a rotating arm (6), a rotating driving mechanism (7) and a supporting upright post (8);
The device comprises a radiation sensor (1), a sensor bracket (2), a pitching driving mechanism (4), a motor, a rotating driving mechanism (7), a rotating stand (8) and a rotating stand (6), wherein the radiation sensor (1) is arranged in the sliding light shield (2) and is fixed at one end of the sensor bracket (3), the azimuth of a measuring surface of the radiation sensor (1) changes along with the position change of the sensor bracket (3), the inner surface of the sliding light shield (2) and the mounting surface of the radiation sensor (1) form sliding fit, the radiation sensor (1) is blocked or allowed to be irradiated by solar scattered radiation through the expansion and contraction of the sliding light shield (2), the sensor bracket (3) is used for fixing the radiation sensor (1) and the light shield driving mechanism (4), the light shield driving mechanism (4) is used for driving the sliding light shield (2) to perform expansion and contraction movement, one end of the pitching driving mechanism (5) is connected with the sensor bracket (3), the other end of the pitching driving mechanism (5) drives the sensor bracket (3) to perform pitching movement through the motor, and the projection position of the radiation sensor (1) on the ground is far away from the fixed point of the measuring device on the ground, one end of the rotating stand (6) is connected with the rotating stand (8), and the rotating stand (8) is driven by the rotating stand (6) to move in a horizontal plane;
the sliding light shield (2) is of a cylindrical structure, and the cross section of the sliding light shield is circular;
The sliding light shield (2) is provided with a friction wheel or a rack structure, and the light shield driving mechanism (4) drives the friction wheel or the rack and pinion through a motor to drive the sliding light shield (2) to stretch out and draw back outside the radiation sensor (1).
2. The single-sensor multifunctional solar radiation measuring device according to claim 1, characterized in that the support column (8) is a steel round tube structure with sufficient strength to provide support for the whole measuring device.
3. The single-sensor multifunctional solar radiation measuring device according to claim 1, wherein the pitching driving mechanism (5) and the rotating driving mechanism (7) form a set of two-degree-of-freedom bracket system, the change of the measuring azimuth of the radiation sensor (1) is realized by means of the rotating arm (6) and the sensor bracket (3), and meanwhile, whether scattered incident light is measured or not is selected by means of the telescopic movement of the sliding light shield (2), so that the measurement of multiple parameters of sunlight radiation by one radiation sensor is realized, and the corresponding automatic control device is provided, namely the cycle-by-cycle measurement and recording functions of multiple parameters can be realized.
4. A measuring method of a single-sensor multifunctional solar radiation measuring device is characterized in that a sensor bracket (3) drives a radiation sensor (1) to perform pitching and rotating motion under the driving of a pitching driving mechanism (5) and a rotating driving mechanism (7), incident light in any direction can be measured, a sliding light shield (2) can stretch and contract under the action of a light shield driving mechanism (4) at the same time, whether scattered light is shielded, only the intensity of direct incident radiation is measured, when the total normal incidence radiation quantity is measured, the radiation sensor (1) needs to track and align with the sun direction, the sliding light shield (2) needs to be retracted to the end face of the radiation sensor (1) to be fully exposed to measure direct radiation and scattered radiation in the sun direction, the radiation sensor (1) needs to track and align with the sun direction for measuring normal direct radiation, the sliding light shield (2) needs to stretch, the direct light is only allowed to be incident on the measuring surface of the radiation sensor (1) to measure direct radiation in the sun direction, the total horizontal radiation needs to be aligned with the sun direction (2) and the total ground needs to be aligned with the sun direction (2) to be perpendicular to the ground, and the total reflection direction needs to be measured after the total radiation sensor (2) needs to be retracted to be aligned with the sun direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110344756.8A CN112880819B (en) | 2021-03-31 | 2021-03-31 | A single-sensor multifunctional solar radiation measuring device and its measuring method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110344756.8A CN112880819B (en) | 2021-03-31 | 2021-03-31 | A single-sensor multifunctional solar radiation measuring device and its measuring method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112880819A CN112880819A (en) | 2021-06-01 |
| CN112880819B true CN112880819B (en) | 2025-02-18 |
Family
ID=76040419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110344756.8A Active CN112880819B (en) | 2021-03-31 | 2021-03-31 | A single-sensor multifunctional solar radiation measuring device and its measuring method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112880819B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113359877B (en) * | 2021-06-25 | 2023-03-14 | 西安热工研究院有限公司 | Intelligent sunlight tracking control system and method for photovoltaic power station |
| CN113588076A (en) * | 2021-07-19 | 2021-11-02 | 广西大学 | Scattered radiation instrument with shading belt not moving all year round and shading method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN214309125U (en) * | 2021-03-31 | 2021-09-28 | 西安热工研究院有限公司 | Single-sensor multifunctional solar radiation measuring device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11183161A (en) * | 1997-12-25 | 1999-07-09 | Nec Eng Ltd | Solar sensor |
| US20110273704A1 (en) * | 2010-05-06 | 2011-11-10 | Li-Cor, Inc. | Direct, Diffuse, and Total Radiation Sensor |
| DE102012024110B4 (en) * | 2012-12-10 | 2015-02-05 | Black Photon Instruments GmbH | Device for measuring solar radiation |
| CN205861211U (en) * | 2016-08-01 | 2017-01-04 | 西部国际绿色能源斯特林(贵州)智能装备制造有限公司 | A kind of simple direct solar radiation measuring instrument |
-
2021
- 2021-03-31 CN CN202110344756.8A patent/CN112880819B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN214309125U (en) * | 2021-03-31 | 2021-09-28 | 西安热工研究院有限公司 | Single-sensor multifunctional solar radiation measuring device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112880819A (en) | 2021-06-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204392154U (en) | Be applied to the angular adjustment apparatus of device of solar generating | |
| CN112880819B (en) | A single-sensor multifunctional solar radiation measuring device and its measuring method | |
| CN101871811B (en) | Radiation measuring device of light-gathering heat collection pipe and scanning analysis method thereof | |
| CN102354225B (en) | Calibration system and calibration method for heliostat of solar generating station | |
| CN204392155U (en) | Automatic small device of solar generating | |
| KR100780571B1 (en) | Sun tracking device using suspension | |
| CN103309361A (en) | Tracking and aiming control method and device for heliostat | |
| CN203689162U (en) | Solar automatic tracking device | |
| CN103246292B (en) | A kind of automatic sun tracking method on motion platform | |
| CN105610385A (en) | Photovoltaic power generation device capable of automatically adjusting light receiving angle | |
| CN106843291A (en) | Full-automatic sun tracks of device | |
| CN101922999A (en) | An indoor optical path test system | |
| CN214309125U (en) | Single-sensor multifunctional solar radiation measuring device | |
| CN107152908B (en) | Splice on-line measuring device and detection method in tower type solar energy thermal power generation heliostat monolithic devices face | |
| CN102004494A (en) | Novel method and device for tracking sunrays | |
| CN106774457A (en) | A kind of reflection unit and its application method for tracking light source | |
| CN105571470A (en) | On-line detection device for integral profile of tower type solar thermal power generation heliostat | |
| CN113467524B (en) | A new type of sun tracker | |
| CN108614585B (en) | A new type of automatic light-tracing mechanism based on shape memory alloy | |
| CN113721668A (en) | Triaxial bracket system applied to photovoltaic bus and control method thereof | |
| CN101576320B (en) | Solar power generation universal optical collector | |
| CN206619030U (en) | A kind of reflection unit for being used to track light source | |
| CN118763977A (en) | Photovoltaic bracket capable of being adjusted in multiple directions | |
| CN215581020U (en) | Photovoltaic solar tracking system | |
| CN116625222A (en) | Sun tracking angle deviation detection device and detection method for photovoltaic power station |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |