Prefabricated cabin type substation for high altitude photovoltaic
CN224697230UActive Publication Date: 2026-08-28SINOHYDRO ENG BUREAU 4
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Patent Information
- Application Number
- CN202521831703.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-08-27
- Publication Date
- 2026-08-28
- Estimated Expiration
- 2035-08-27
AI Technical Summary
Technical Problem
部分产品虽然设有防尘网,但缺乏负压抽吸结构,灰尘容易堵塞滤网,反而加剧内部积尘问题,若不及时解决这种问题,灰尘附着在绝缘子、母线、开关柜表面,降低绝缘性能,易引发放电、短路;积尘覆盖散热器,降低冷却效率,导致设备局部过热,加速老化
Benefits of technology
[0021]该高海拔光伏用预制舱式变电站,通过L排尘散热管内嵌于基坑支撑座并与第一负压排尘散热扇配合的设计,使得热量能够从箱变体内部依次经过中空负压引流仓、过滤网以及排尘孔口,最终通过L排尘散热管排出至外部环境。该设计形成了完整的热气流通道,提高了散热效率,避免了高温导致的设备过载或老化问题,从而实现了高效持续的温度控制,达到了降低故障率、提高运行稳定性的效果。
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Abstract
The utility model discloses a prefabricated cabin type substation for high altitude photovoltaic belongs to prefabricated cabin type substation technical field, include: high altitude foundation pit support seat, concrete support platform, box -type transformer, fixed mounting is on concrete support platform, L row dust heat dissipation pipe, hollow negative pressure drainage storehouse symmetry is provided with two and installs in concrete support platform top surface, two hollow negative pressure drainage storehouse all from the penetration of box -type transformer longitudinal extension to the box -type transformer inner chamber, two hollow negative pressure drainage storehouse relative one side face upper portion all inlay installation has a plurality of second negative pressure dust heat dissipation fan, filter screen draws setting in the containing inner chamber of concrete support platform, make the dust negative pressure in hollow negative pressure drainage storehouse enter concrete support platform through filter screen filtration. The utility model can reduce dust deposition on the surface of electrical element greatly, prevents hidden danger such as short circuit, insulation deterioration to realize dust removal function.
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