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CN-224233646-U - Solar photovoltaic panel convenient to location is maintained

CN224233646UCN 224233646 UCN224233646 UCN 224233646UCN-224233646-U

Abstract

The utility model provides a solar photovoltaic panel convenient to position and maintain, which comprises a frame and packaging battery pieces, wherein a plurality of packaging battery pieces are connected in series to form a packaging battery piece group, the packaging battery piece groups are arranged in the frame and are connected in parallel to form a whole, a maintenance monitoring circuit is connected in parallel with the packaging battery piece group, the maintenance monitoring circuit consists of a bypass module and a monitoring module which are connected in anti-parallel with the packaging battery piece group, and the monitoring module is connected with the cathode of the bypass module. The utility model avoids the serial connection influence among the packaged battery piece groups among the single groups by setting the internal structure of the solar photovoltaic panel as a serial-parallel hybrid topology, provides a basis for quick disassembly and maintenance, and is provided with a maintenance monitoring circuit, and the monitoring module uploads and feeds back data information and indicates a damaged position area on site by the state indication module while judging whether the packaged battery pieces in the shunt are burnt out due to the hot spot effect or not by the bypass module.

Inventors

  • SHAO JIMING
  • HU NAIREN

Assignees

  • 无锡市宏湖半导体有限公司

Dates

Publication Date
20260512
Application Date
20250415

Claims (8)

  1. 1. The solar photovoltaic panel convenient for positioning and maintenance comprises a frame (1) and packaging battery pieces (2), wherein a plurality of packaging battery pieces (2) are connected in series to form a packaging battery piece group (3), the packaging battery piece groups (3) are arranged in the frame (1) and the packaging battery piece groups (3) are connected in parallel to form a whole, And the maintenance monitoring circuit (4) is connected with the packaged battery piece group (3) in parallel, the maintenance monitoring circuit (4) consists of a bypass module (5) and a monitoring module (6) which are connected with the packaged battery piece group (3) in reverse parallel, and the monitoring module (6) is connected with the cathode of the bypass module (5).
  2. 2. The solar photovoltaic panel convenient for positioning and maintenance according to claim 1, wherein the monitoring module (6) comprises a current sensor (61) and a microcontroller (62), the current sensor (61) is connected to the cathode end of the bypass module (5), and the signal output end of the current sensor (61) is communicated with the signal receiving end of the microcontroller (62).
  3. 3. The solar photovoltaic panel convenient for positioning and maintenance according to claim 1, wherein the monitoring module (6) is fixedly arranged on the backlight side of the packaged battery sheet group (3), and an insulating partition board (7) is arranged between the monitoring module (6) and the packaged battery sheet group (3).
  4. 4. A solar photovoltaic panel facilitating positioning maintenance according to claim 3, characterized in that a glass substrate (8) is provided on the light-facing surface of the packaged battery sheet group (3).
  5. 5. The solar photovoltaic panel convenient for positioning and maintenance according to claim 4, characterized in that said insulating separator (7) and said glass substrate (8) are the same in size and said insulating separator (7) and said glass substrate (8) are edge sealed with a frame (1), and said packaged battery sheet set (3) is sandwiched between said insulating separator (7) and said glass substrate (8).
  6. 6. The solar photovoltaic panel convenient for positioning and maintenance according to claim 1, further comprising a status indication module (9), wherein the status indication module (9) comprises a first indicator lamp (91), and the first indicator lamp (91) is connected to the anode end of the bypass module (5).
  7. 7. The solar photovoltaic panel convenient for positioning and maintenance according to claim 6, wherein the status indication module (9) further comprises a second indicator lamp (92), the second indicator lamp (92) is connected in series with the packaged battery sheet group (3), and the color of the first indicator lamp (91) is different from the color of the second indicator lamp (92).
  8. 8. The solar photovoltaic panel convenient for positioning and maintenance according to claim 7, wherein the first indicator lamp (91) and the second indicator lamp (92) are fixedly arranged on one side of the frame (1).

Description

Solar photovoltaic panel convenient to location is maintained Technical Field The utility model relates to the technical field of photovoltaic power generation, in particular to a solar photovoltaic panel convenient to position and maintain. Background The existing solar photovoltaic panel is formed by a frame, a glass substrate and a back plate to form a basic frame structure, a plurality of packaging battery pieces are arranged in the frame structure, the packaging battery pieces are connected in a serial mode in sequence, the structure is easy to burn out due to a hot spot effect when a single battery piece is shielded, so that the inside of the solar photovoltaic panel is broken to lose efficacy, the bypass module can be additionally arranged in reverse parallel with the packaging battery pieces at present, and the bypass module is broken down when the packaging battery pieces are subjected to the hot spot effect so as to ensure that the rest packaging battery pieces can continue to operate. Because the cost factor is difficult to install the bypass module for each packaged battery piece, a plurality of packaged battery pieces are connected in series to form a packaged battery piece group and then are connected in reverse parallel with a single bypass module, the breakdown and conduction process of the bypass module needs to be checked manually, and the timely and accurate feedback is difficult to be carried out on the breakdown and conduction process of the bypass module, so that the efficiency of the solar photovoltaic panel is reduced in the use process. Disclosure of utility model The utility model aims to overcome the defects of the prior art, and provides a solar photovoltaic panel convenient to position and maintain, which timely and accurately feeds back the breakdown conduction condition of a bypass module and provides conditions for positioning and timely maintaining a damaged area of the solar photovoltaic panel. In order to solve the technical problems, the technical scheme adopted by the utility model is that the solar photovoltaic panel convenient to position and maintain comprises a frame and packaging battery pieces, wherein a plurality of packaging battery pieces are connected in series to form a packaging battery piece group, the packaging battery piece group is arranged in the frame, and the packaging battery piece groups are connected in parallel to form a whole; And the maintenance monitoring circuit is connected with the packaged battery piece group in parallel and consists of a bypass module and a monitoring module which are connected with the packaged battery piece group in reverse parallel, and the monitoring module is connected with the cathode of the bypass module. Further, the monitoring module comprises a current sensor and a microcontroller, wherein the current sensor is connected to the cathode end of the bypass module, and the signal output end of the current sensor is communicated with the signal receiving end of the microcontroller. Further, the monitoring module is fixedly arranged on the backlight side of the packaged battery piece group, and an insulating partition plate is arranged between the monitoring module and the packaged battery piece group. Further, a glass substrate is disposed on the light-facing surface of the packaged battery pack. Further, the insulating partition plate and the glass substrate are the same in size, the insulating partition plate and the glass substrate are edge-sealed by a frame, and the packaged battery piece group is clamped between the insulating partition plate and the glass substrate. Further, the bypass module comprises a state indicating module, wherein the state indicating module comprises a first indicating lamp, and the first indicating lamp is connected to the anode end of the bypass module. Further, the status indication module further comprises a second indicator light, the second indicator light is connected with the packaged battery piece group in series, and the color of the first indicator light is different from that of the second indicator light. Further, the first indicator light and the second indicator light are fixedly arranged on one side of the frame. Compared with the prior art, the utility model has the beneficial effects that: 1) The solar photovoltaic panel comprises a solar photovoltaic panel, a bypass module, a state indicating module, a monitoring circuit, a control module and a control module, wherein the solar photovoltaic panel is internally provided with a series-parallel hybrid topology; 2) The first indicator lamp and the second indicator lamp are arranged to distinguish the state of the packaged battery piece group, so that on-site inspection and maintenance personnel can intuitively observe the damaged position area and the specific running condition of the solar photovoltaic panel. Drawings The disclosure of the present utility model is described with reference to the accompanying drawings. It is