Photovoltaic adjusting device of MPPT (Maximum Power Point Tracking) controller

Abstract

The utility model provides a photovoltaic adjusting device of an MPPT (maximum power point tracking) controller, which comprises a heat dissipation assembly arranged on the back of a main body of the MPPT controller, and a cooling assembly is embedded on the heat dissipation assembly. According to the utility model, heat radiated by the controller main body can be quickly conducted to air, so that the controller main body can obtain good heat radiation performance, meanwhile, the problem that current noise is accompanied when the controller main body works and emits heat is solved, and the use experience is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of photovoltaics, in particular to a photovoltaic regulating device of an MPPT controller. Background Art

[0002] With the advancement of modern technology and economy, new home entertainment tools such as RVs are rapidly emerging. Since RVs are often parked in the wild, scenic spots and other places without fixed AC charging power sources, solar charging has become the first choice for supplementing electricity in such occasions.

[0003] At present, in order to improve the power of solar charging, photovoltaic panels are usually laid in multiple parts of new home entertainment tools such as RVs, and each photovoltaic panel corresponds to a maximum power point tracking (MPPT) controller to form a photovoltaic charging control system. Each MPPT controller obtains the electrical energy generated by the corresponding photovoltaic panel after converting solar energy, and reasonably controls the output power of the corresponding photovoltaic panel, so as to effectively charge the battery.

[0004] The Chinese patent application number 201510736947.3 discloses a photovoltaic charging control system and a charging control method thereof. The photovoltaic charging control system of the utility model includes a maximum power tracking controller, a battery and at least two photovoltaic panels; one end of the maximum power tracking controller is connected to each photovoltaic panel, and the other end of the maximum power tracking controller is connected to the battery; the maximum power tracking controller is used to control the output power of each photovoltaic panel to meet the power required when the battery is charged. The photovoltaic charging control system of the utility model realizes the control of the output power of at least two photovoltaic panels by the same MPPT controller by connecting at least two photovoltaic panels to the same MPPT controller respectively. The technical solution of the utility model can be used to control the output power of at least two photovoltaic panels by one MPPT controller, and the structure is simple, which saves the internal usable space of new home entertainment tools such as RVs and reduces the cost of new home entertainment tools such as RVs.

[0005] However, this device still has some shortcomings in actual use: the MPPT controller has a serious heating problem when working, and is accompanied by current noise, which affects the user experience. Especially when used in smaller spaces such as RVs, the heating and noise problems are particularly serious.

[0006] Therefore, a redesign is urgently needed to solve the above problems. Utility Model Content

[0007] The utility model aims to provide a photovoltaic regulating device of an MPPT controller, which solves the defect of insufficient heat dissipation in the existing MPPT controller.

[0008] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0009] The utility model provides a photovoltaic regulating device of an MPPT controller, which comprises a heat dissipation component installed on the back of the MPPT controller body, wherein the heat dissipation component comprises a plurality of heat dissipation fins arranged in parallel.

[0010] Preferably, the heat sink is perpendicular to the connection surface on the back of the MPPT controller body.

[0011] Preferably, the two heat sinks located at the edges are both provided with folded edges, and each folded edge is provided with a reserved hole for fixing the controller body.

[0012] Preferably, a cooling component is embedded on the heat dissipation component.

[0013] Preferably, the cooling assembly includes a heat absorption tube, an upper water tank, a heat dissipation tube and a lower water tank, wherein a heat absorption tube is arranged between two adjacent heat sinks, and both ends of each heat absorption tube are respectively connected to the upper water tank and the lower water tank, and a plurality of heat dissipation tubes are also connected between the upper water tank and the lower water tank.

[0014] Preferably, a plurality of heat dissipation pipes are arranged in parallel.

[0015] Preferably, each heat dissipation pipe is a serpentine pipe.

[0016] Preferably, the tube wall of the heat absorbing tube is in contact with the heat sink.

[0017] Preferably, the cooling assembly comprises a heat absorption pipe, and a water inlet and a water outlet of the heat absorption pipe are respectively connected to a water outlet and a water inlet of an external water tank.

[0018] Compared with the prior art, the beneficial effects of the utility model are:

[0019] The utility model provides a photovoltaic adjustment device of an MPPT controller. The controller body adjusts the working state of the electrical module so that the photovoltaic panel can output more electrical energy, thereby effectively storing the direct current generated by the solar panel in the battery. The heat dissipation component and the cooling component can quickly conduct the heat dissipated by the controller body to the air, so that the controller body can obtain good heat dissipation performance. At the same time, it also solves the problem of current noise accompanied by heat generation when the controller body is working, thereby improving the user experience. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the three-dimensional structure of the controller body. Figure 1 ;

[0021] Figure 2 This is a schematic diagram of the three-dimensional structure of the controller body. Figure 2 ;

[0022] Figure 3 is the main view of the controller body;

[0023] Figure 4 It is a schematic diagram of the overall three-dimensional structure of the MPPT controller;

[0024] Figure 5 This is the exploded view of the MPPT controller.

[0025] Explanation of the reference numerals: 1. controller body; 2. heat sink; 3. folded edge; 301. reserved hole; 401. heat absorption pipe; 402. upper water tank; 403. heat dissipation pipe; 404. lower water tank; 501. display screen; 502. switch button; 6. indicator light. DETAILED DESCRIPTION

[0026] In the following description, specific details such as specific system structures, technologies, etc. are provided for the purpose of illustration rather than limitation, so as to provide a thorough understanding of the embodiments of the present application. However, it should be clear to those skilled in the art that the present application may also be implemented in other embodiments without these specific details. In other cases, detailed descriptions of well-known systems, devices, circuits, and methods are omitted to prevent unnecessary details from obstructing the description of the present application.

[0027] Example 1

[0028] The photovoltaic regulation device of a MPPT controller provided in this embodiment includes a heat dissipation component installed on a main body 1 of the MPPT controller.

[0029] The heat dissipation assembly includes a plurality of heat dissipation fins 2, and the plurality of heat dissipation fins 2 are arranged in parallel.

[0030] The heat sink 2 is fixedly connected to the back of the controller body 1 , and the heat sink 2 is perpendicular to the connection surface.

[0031] The heat dissipated by the controller body 1 is quickly transferred to the air by the heat dissipation component, so that the controller body can obtain good heat dissipation performance. At the same time, it also solves the problem of current noise when the controller body is hot during operation, thereby improving the user experience.

[0032] Example 2

[0033] On the basis of Example 1, this example provides a photovoltaic regulation device of an MPPT controller, wherein the heat sink is a sheet structure made of aluminum material.

[0034] Example 3

[0035] On the basis of Example 1, this embodiment provides a photovoltaic regulation device of an MPPT controller, in which two heat sinks 2 located at the edge are both provided with folded edges 3, the folded edges are sheet-like structures, fixedly connected to the free ends of the heat sinks, the folded edges are perpendicular to the heat sinks, and reserved holes 301 for fixing the controller body are opened on the folded edges 3, and the reserved holes are through holes; the reserved holes on the folded edges can conveniently fix the controller at a specified position, and the installation is reliable.

[0036] Example 4

[0037] On the basis of Example 1, this embodiment provides a photovoltaic regulation device of an MPPT controller, which further includes a cooling component installed on the MPPT control body 1 .

[0038] Example 5

[0039] On the basis of Example 4, this embodiment provides a photovoltaic regulation device of an MPPT controller, wherein the cooling component includes a heat absorption tube 401, an upper water tank 402, a heat dissipation tube 403 and a lower water tank 404, wherein a heat absorption tube 401 is arranged between two adjacent heat sinks, and both ends of each heat absorption tube are respectively connected to the upper water tank 402 and the lower water tank 404, and a plurality of heat dissipation tubes 403 are also connected between the upper water tank and the lower water tank.

[0040] A plurality of heat dissipation tubes 403 are arranged in parallel, and each heat dissipation tube is a serpentine tube, which can increase the length of the heat dissipation tube and further improve the heat dissipation efficiency.

[0041] When the coolant passes through the heat dissipation pipe 403, the heat carried in the coolant is dissipated into the air. When the coolant circulates to the heat absorption pipe 401, it continues to take away the heat emitted by the controller body 1, and so on, solving the problem of poor heat dissipation of the controller body.

[0042] The tube wall of the heat absorbing tube is in contact with the heat sink, so that the contact area between the outer wall of the heat absorbing tube and the heat sink is increased, thereby improving the heat dissipation efficiency.

[0043] When the usage scenario of this embodiment is a scene such as an RV equipped with a water tank, the upper water tank, the heat dissipation pipe and the lower water tank can be eliminated, and the two ends of the heat absorption pipe can be connected to the domestic water tank; the number of parts of the cooling assembly is saved, and a better heat dissipation effect can be obtained.

[0044] Example 6

[0045] On the basis of embodiments 1 to 5, this embodiment provides a photovoltaic regulation device of an MPPT controller, wherein the controller body 1 further includes a human-computer interaction component, and the human-computer interaction component is disposed on the front end surface of the controller body.

[0046] The human-computer interaction component includes a display screen 501 and a switch button 502 for switching the information displayed on the display screen. The display screen and the switch button are electrically connected. When the switch button is pressed, the information displayed on the display screen switches back and forth between real-time current and real-time power.

[0047] The controller body 1 also includes an indicator light 6, which is arranged on the front end surface of the controller body; the indicator light is used to prompt the working status of the controller. When the working status is abnormal, the indicator light will light up as an alarm.

[0048] The embodiments described above are only used to illustrate the technical solutions of the present application, rather than to limit them. Although the present application has been described in detail with reference to the aforementioned embodiments, a person skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. Such modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present application, and should all be included in the protection scope of the present application.

Claims

1. A photovoltaic regulation device of an MPPT controller, characterized in that: A heat dissipation assembly is installed on the back of the MPPT controller body, wherein the heat dissipation assembly includes a plurality of heat dissipation fins arranged in parallel; The two heat sinks located at the edge are both provided with folded edges, and each folded edge is provided with a reserved hole for fixing the controller body; A cooling component is embedded on the heat dissipation component.

2. A photovoltaic regulation device of an MPPT controller according to claim 1, characterized in that: The heat sink is perpendicular to the connection surface on the back of the MPPT controller body.

3. A photovoltaic regulation device of an MPPT controller according to claim 1, characterized in that: The cooling assembly includes a heat absorption tube, an upper water tank, a heat dissipation tube and a lower water tank, wherein a heat absorption tube is arranged between two adjacent heat sinks, and both ends of each heat absorption tube are respectively connected to the upper water tank and the lower water tank, and a plurality of heat dissipation tubes are also connected between the upper water tank and the lower water tank.

4. A photovoltaic regulation device of an MPPT controller according to claim 3, characterized in that: Multiple heat pipes are arranged in parallel.

5. A photovoltaic regulation device of an MPPT controller according to claim 3, characterized in that: Each heat dissipation pipe is a serpentine pipe.

6. A photovoltaic regulation device of an MPPT controller according to claim 3, characterized in that: The tube wall of the heat absorbing tube is in contact with the heat sink.

7. A photovoltaic regulation device of an MPPT controller according to claim 3, characterized in that: The cooling component comprises a heat absorbing pipe, and a water inlet and a water outlet of the heat absorbing pipe are respectively connected to a water inlet and a water outlet of an external water tank.

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