CN215929332U - Spectrum adjusting device matched with different irradiance conditions - Google Patents
Spectrum adjusting device matched with different irradiance conditions Download PDFInfo
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- CN215929332U CN215929332U CN202122160583.2U CN202122160583U CN215929332U CN 215929332 U CN215929332 U CN 215929332U CN 202122160583 U CN202122160583 U CN 202122160583U CN 215929332 U CN215929332 U CN 215929332U
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Abstract
A spectrum adjusting device matched with different irradiance conditions belongs to the field of photoelectric testing and comprises a light source box; a plurality of light sources are arranged on the periphery of the bottom of the light source box; the method is characterized in that: a spectrum adjusting component is arranged in the light source box; the spectrum adjusting component comprises a driving device, a linear moving part and a fixed seat; the linear motion pieces are uniformly distributed around the driving device; the linear motion piece is connected with the driving device through one end of the linear motion piece, and the linear motion piece carries out reciprocating linear motion under the action of the driving device; the fixed seat is provided with a plurality of optical filters. The driving device acts on the linear moving part to synchronously drive the optical filter fixedly arranged on the fixed seat, and the effect area of the optical filter on the light source is changed to achieve spectral adjustability or spectral matching among different irradiance, so that the optical filter does not need to be frequently replaced, and the operation is simple and efficient; the implementation mode is flexible, the integration with each system is convenient, the operation convenience is high, and the requirements of each application scene are met.
Description
Technical Field
The utility model belongs to the field of photoelectric testing, and particularly relates to a spectrum adjusting device matched with different irradiance conditions.
Background
Solar cell modules are subjected to various irradiation conditions in outdoor practical application environments, particularly relatively more low irradiance conditions, and therefore low irradiance evaluation is becoming more and more important. However, the spectral rating standard under STC condition is not specifically defined for low irradiance condition, but more and more enterprises are demanding 100W/m with the application of double-sided battery and double-sided dual glass assembly2、200W/m2Or even the indexes of the solar simulator under different low radiation conditions should meet the AAA level.
In the prior art, one type of technical scheme for spectral adjustment under different irradiance conditions is to adjust by using different optical filters, for example, Pasan develops a scheme for overlapping different irradiance conditions and using different optical filters, and overlaps different types of optical filters on a basic optical filter to meet the spectral level under corresponding irradiance conditions; however, in order to achieve a good spectrum matching effect, multiple optical filters need to be additionally configured, the application difficulty is high, the equipment investment cost is high, the operation process completely depends on personnel to accurately identify the target irradiance and the matched optical filters, and the application scene is limited.
Still another type is to physically attenuate the light energy of the solar simulator by a corresponding proportion to achieve spectral matching of different irradiances. However, the scheme also depends on manual switching of replacement of the corresponding dimming physical component by personnel during operation, and is not suitable for scenes with frequent switching of different irradiance.
Disclosure of Invention
The utility model aims to solve the problems and provides a spectrum adjusting device which can be used for efficiently adjusting and matching different irradiance conditions.
The spectrum adjusting device matched with different irradiance conditions comprises a light source box; a plurality of light sources are arranged on the periphery of the bottom of the light source box; a spectrum adjusting component is arranged in the light source box; the spectrum adjusting assembly comprises a driving device, a linear moving part and a fixed seat; the driving device is fixedly arranged at the geometric center of the light source; the linear moving part and the fixed seat comprise a plurality of linear moving parts and a plurality of fixed seats; the linear motion pieces are uniformly distributed around the driving device; the linear motion piece is connected with the driving device through one end of the linear motion piece, and the linear motion piece performs reciprocating linear motion under the action of the driving device; the other end of the linear motion piece is connected with the fixed seat; the fixed seat is provided with a plurality of optical filters; the optical filter is positioned at the front end of the light source. The light filter fixedly arranged on the fixing seat is synchronously driven by controlling the driving device to act on the linear moving piece, the purpose of spectrum adjustment is achieved by changing the acting area of the light filter on the light source, the light filter does not need to be frequently replaced, and the operation is simple and efficient.
Furthermore, in the spectrum adjusting device matched with different irradiance conditions, the same number of optical filters are arranged on each fixed seat.
Furthermore, the optical filters of the spectrum adjusting device matched with different irradiance conditions are arranged on the fixed seat at equal intervals.
Further, according to the spectrum adjusting device matched with different irradiance conditions, the fixed seat and the linear moving part are in a vertical relation; the fixing seat and the linear motion part are arranged in a vertical relation, so that the motion of the linear motion part can be simply and efficiently transmitted to the fixing seat, and the optical filter on the fixing seat can be controlled and adjusted more accurately.
Furthermore, the spectrum adjusting device matched with different irradiance conditions is provided with four linear moving parts; the central axes of every two adjacent linear motion parts are in a vertical relation; mutually perpendicular sets up four linear motion pieces and can realize making whole adjusting device's structure succinct high-efficient when satisfying the spectrum and adjusting the precision to the comprehensive cover to whole light source incasement light source in four position, has also reduced manufacturing and fortune dimension cost simultaneously.
Further, according to the spectrum adjusting device matched with different irradiance conditions, the optical filter is wedge-shaped or triangular.
Further, according to the spectrum adjusting device matched with different irradiance conditions, when the optical filter is triangular, the optical filter is connected with the fixed seat through any one side of the optical filter; the optical filter is connected with the fixed seat through one edge, so that the contact surface between the optical filter and the fixed seat is the largest, and the optical filter is more stable and reliable.
Furthermore, the spectrum adjusting device matched with different irradiance conditions is characterized in that the driving device is an electric driving device, a pneumatic driving device or a hydraulic driving device; according to a specific application scene, the driving device is powered by proper power, and the area of the optical filter acting on the light source on the fixed seat is driven to change by acting on the linear motion piece, so that the adjusting effect is achieved.
The spectrum adjusting device matched with different irradiance conditions acts on the linear moving part through the driving device, synchronously drives the optical filter fixedly arranged on the fixed seat, achieves spectrum adjustment or spectrum matching among different irradiance by changing the acting area of the optical filter on the light source, does not need to frequently replace the optical filter, and is simple and efficient to operate; the implementation mode is flexible, the integration with each system is convenient, the operation convenience is high, and the requirements of each application scene are met.
Drawings
FIG. 1 is a schematic view of the structure of the spectrum adjustment device of the present invention for matching different irradiance conditions
FIG. 2 is a schematic structural diagram of a spectrum adjustment assembly according to one embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a spectrum adjustment assembly according to a second embodiment of the present invention;
the device comprises a light source box 1, a light filter 2, a spectrum adjusting component 3, a light source 4, a linear motion part 5, a driving device 6, a bearing seat 7, a hydraulic rod 8, a rotary disc 9 and a fixed seat 10.
Detailed Description
The spectrum adjusting device matched with different irradiance conditions of the utility model is described in detail by the attached drawings and the embodiment.
Example one
In the embodiment, based on the xenon lamp light source 4, the spectral characteristics of the xenon lamp are different under different current density conditions, and when the current density of the xenon lamp is reduced, the relative energy ratio of the near infrared light gradually increases, so that the matching degree of the corresponding spectrum changes, and the changes according to IEC 60904-9 Edition 3.02020-09 generally cause the relative energy of 772-919 and 919-1200 bands to be increased, and the relative energy of 300-470-561 bands to be decreased. Therefore, a scheme that achieves different irradiance by merely adjusting the xenon lamp current density cannot ensure that the STC condition coincides with the spectral distribution of low irradiance.
The spectrum adjusting device matched with different irradiance conditions in the embodiment of the disclosure is shown in fig. 1 and comprises a light source 4 box 1; four groups of light sources 4 are arranged on the bottom of the light source 4 box 1 in a circle; a spectrum adjusting component 3 is arranged in the light source 4 box 1; the spectrum adjusting assembly 3 comprises a driving device 6, a linear motion part 5 and a fixed seat 10; the driving device 6 is fixedly arranged at the geometric center of the light source 4; the linear motion piece 5 is connected with the driving device 6 through one end of the linear motion piece, and the linear motion piece 5 performs reciprocating linear motion under the action of the driving device 6; the other end of the linear motion piece 5 is connected with the fixed seat 10; two optical filters 2 are arranged on each fixed seat 10, and the optical filters 2 are arranged on the fixed seats 10 at equal intervals; the filter 2 is located at the front end of the light source 4.
In the embodiment of the present disclosure, each of the linear motion member 5 and the fixed seat 10 includes four; the linear motion pieces 5 are uniformly distributed around the driving device 6; the central axes of every two adjacent linear motion pieces 5 are in a vertical relation; the fixed seat 10 and the linear motion part 5 are also in a vertical relation; mutually perpendicular sets up four linear motion spare 5 and can realize following four positions and comprehensively to the cover of whole light source 4 incasement light source 4, makes whole adjusting device's structure succinct high-efficient when satisfying the spectrum and adjust the precision, has also reduced manufacturing and fortune dimension cost simultaneously.
In the disclosed embodiment, the spectrum adjusting assembly 3 is shown in fig. 2, the driving device 6 is a hydraulic driving device 6; the linear motion part 5 adopts a hydraulic rod 8; one end of the hydraulic rod 8 is connected with the hydraulic driving device 6, the other end of the hydraulic rod is vertically provided with a fixed seat 10, and the fixed seat 10 is provided with two triangular optical filters 2. When the spectrum is adjusted, the four hydraulic rods 8 respectively move linearly in the direction of X, Y axis in A, B, C, D four directions away from and close to the geometric center (the position where the driving device 6 is arranged), and synchronously drive the optical filter 2 fixedly arranged on the fixed seat 10. In the embodiment, the notch filter 2 is taken as an example, when irradiance is correspondingly reduced, energy of a near-infrared part is relatively increased, at this time, the near-infrared notch filter 2 is pushed forward to be inserted into the light source 4, and effective weight of a near-infrared band in the whole irradiation plane is correspondingly reduced by adjusting the proportion of the triangular notch filter 2 entering the light source 4, so that the spectral proportion among different irradiances is kept relatively unchanged or a specific expected target is met, frequent replacement of the filter 2 is not needed, and the operation is simple and efficient.
For a solar simulator, whether a single light source 4 or multiple light sources 4, the energy in the irradiation plane is the result of the mixing and superposition of the energies of all the light sources 4, so that the present solution can be applied based on different types of simulators.
Example two
The embodiments of the present disclosure are the same as the first embodiment except for the spectrum adjusting assembly 3. As shown in fig. 3, the spectrum adjusting assembly 3 according to the embodiment of the present disclosure is provided with a driving device 6 which is a motor fixedly installed at the center of the upper bottom of the light source 4 box 1; a bearing seat 7 is arranged on the output shaft of the motor; the bearing seat 7 is provided with a rotary disk 9, and the geometric centers of the rotary disk 9 and the bearing seat 7 are coaxially arranged; the linear motion piece 5 is arranged in the light source 4 box 1 and is movably connected with the rotary disc 9 through a connecting rod; the linear motion part 5 is perpendicular to the output shaft of the motor and is distributed around the output shaft of the motor; a rotating shaft is arranged on the rotating disc 9; the rotating shaft is connected with the output shaft of the motor through a bearing seat 7, and the geometric centers of the rotating shaft and the output shaft of the motor are in coaxial relation.
When the motor rotates, the output shaft of the motor drives the rotary disc 9 to rotate together; the rotary disc 9 drives the linear motion piece 5 to do linear motion far away from or close to the geometric central axis through the connecting rod; the optical filter 2 arranged on the fixed seat 10 at the front end of the linear motion piece 5 makes reciprocating linear motion together; the effective weight of the light rays of the light source 4 in the whole irradiation surface is correspondingly reduced by adjusting the proportion of the light filter 2 entering the light source 4, so that the spectral proportion among different irradiances is kept relatively unchanged or a specific expected target is met, the light filter 2 does not need to be frequently replaced in the whole adjusting process, and the operation is simple and efficient.
In this technical scheme linear motion piece 5, except above-mentioned embodiment the structure, can be applicable with the component that rotary motion converts linear motion into wantonly among the prior art, thereby can reach through the effect that control drive arrangement 6 accurate convenient control light filter 2 sheltered from light source 4 light.
Claims (8)
1. A spectrum adjusting device matched with different irradiance conditions comprises a light source box; a plurality of light sources are arranged on the periphery of the bottom of the light source box;
the method is characterized in that: a spectrum adjusting component is arranged in the light source box;
the spectrum adjusting assembly comprises a driving device, a linear moving part and a fixed seat;
the driving device is fixedly arranged at the geometric center of the light source;
the linear moving part and the fixed seat comprise a plurality of linear moving parts and a plurality of fixed seats;
the linear motion pieces are uniformly distributed around the driving device;
the linear motion piece is connected with the driving device through one end of the linear motion piece, and the linear motion piece performs reciprocating linear motion under the action of the driving device;
the other end of the linear motion piece is connected with the fixed seat;
the fixed seat is provided with a plurality of optical filters; the optical filter is positioned at the front end of the light source.
2. The spectral tuning device of claim 1 to match different irradiance conditions, wherein: and the fixed seats are provided with the same number of optical filters.
3. The spectral tuning apparatus to match different irradiance conditions of claim 2, wherein: the optical filters are arranged on the fixed seat at equal intervals.
4. The spectral tuning apparatus to match different irradiance conditions of claim 3, wherein: the fixed seat is perpendicular to the linear moving part.
5. The spectral tuning apparatus to match different irradiance conditions of claim 4, wherein: four linear motion pieces are arranged; the central axes of every two adjacent linear motion parts are in a vertical relation.
6. The spectral tuning apparatus to match different irradiance conditions of claim 5, wherein: the optical filter is wedge-shaped or triangular.
7. The spectral tuning apparatus to match different irradiance conditions of claim 6, wherein: when the optical filter is triangular, the optical filter is connected with the fixed seat through any one edge of the optical filter.
8. The spectral tuning apparatus to match different irradiance conditions of claim 7, wherein: the driving device is an electric driving device, a pneumatic driving device or a hydraulic driving device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122160583.2U CN215929332U (en) | 2021-09-08 | 2021-09-08 | Spectrum adjusting device matched with different irradiance conditions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122160583.2U CN215929332U (en) | 2021-09-08 | 2021-09-08 | Spectrum adjusting device matched with different irradiance conditions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215929332U true CN215929332U (en) | 2022-03-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122160583.2U Active CN215929332U (en) | 2021-09-08 | 2021-09-08 | Spectrum adjusting device matched with different irradiance conditions |
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| CN (1) | CN215929332U (en) |
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2021
- 2021-09-08 CN CN202122160583.2U patent/CN215929332U/en active Active
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Effective date of registration: 20220830 Address after: 710000 Building 8, Service Outsourcing Industrial Park, Shangji Road, economic development zone, Xi'an City, Shaanxi Province Patentee after: GSOLAR POWER Co.,Ltd. Patentee after: QINGHAI TIANCHUANG NEW ENERGY TECHNOLOGY CO.,LTD. Address before: 710000 Building 8, Service Outsourcing Industrial Park, Shangji Road, economic development zone, Xi'an City, Shaanxi Province Patentee before: GSOLAR POWER Co.,Ltd. |
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| TR01 | Transfer of patent right |