Sungrow Power Supply has been granted a patent for a cabinet air duct design for photovoltaic inverters. The assembly includes a cabinet with air inlet and outlet, a fan, and cabinet doors on opposite sides. The design ensures efficient airflow and cooling for the inverter system. GlobalData’s report on Sungrow Power Supply gives a 360-degree view of the company including its patenting strategy. Buy the report here.

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According to GlobalData’s company profile on Sungrow Power Supply, Smart energy mgmt systems was a key innovation area identified from patents. Sungrow Power Supply's grant share as of January 2024 was 65%. Grant share is based on the ratio of number of grants to total number of patents.

Cabinet assembly for photovoltaic inverter with air duct and fan

Source: United States Patent and Trademark Office (USPTO). Credit: Sungrow Power Supply Co Ltd

A recently granted patent (Publication Number: US11871548B2) discloses a cabinet assembly designed for efficient air circulation and temperature control. The assembly includes a cabinet with a cabinet air duct, a fan, and a cabinet door with a front and rear door on opposite sides. The cabinet features air inlets and outlets connected to the air duct, along with isolated cavities for airflow management. Additionally, the fan is strategically placed in relation to a heating device within the cabinet to optimize airflow direction.

Furthermore, the patent details various configurations and components of the cabinet assembly, such as heat conducting plates isolating cavities, multiple cavities corresponding to air ducts, air inlet and outlet guiding structures with sealing members, and the positioning of fans upstream and downstream from the heating device. The assembly also includes features like ventilation protective covers, same height placement of air inlets and outlets, and the option for both to be located on the cabinet door. Additionally, the patent extends to a photovoltaic inverter incorporating the cabinet assembly and a heating device for enhanced functionality.

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GlobalData, the leading provider of industry intelligence, provided the underlying data, research, and analysis used to produce this article.

GlobalData Patent Analytics tracks bibliographic data, legal events data, point in time patent ownerships, and backward and forward citations from global patenting offices. Textual analysis and official patent classifications are used to group patents into key thematic areas and link them to specific companies across the world’s largest industries.