Brazilian startup creates robot that cleans panels without using water

Solar Bot, founded in 2021, begins testing its prototype at plants in Brasília (DF) and Goiás
10-02-23-canal-solar-Startup brasileira cria robô que limpa painéis sem uso de água
5 MW plant, located in Brasília, being cleaned with the technology developed. Photo: Solar Bot/Disclosure

A Solar Bot, a startup founded by engineers from UnB (University of Brasília), is developing, according to the company, the first national solar panel cleaning robot, completely autonomous and which does not use water.

“Our solution follows the robotic operation models that were successful in large plants in Europe, reducing maintenance costs and maintaining the efficiency of the photovoltaic plant”, stated Rédytton Brenner, founder of Solar Bot.

“The fact of not using water is interesting because it makes it possible to save a precious resource, make the operation cheaper and even carry out cleaning in plants that are in remote locations”, he highlighted.

To give you an idea, losses in solar energy production due to dirt represent 7% of all generation in the United States and can reach almost 50% in the Middle East, according to NREL (National Renewable Energy Laboratory).

Furthermore, the report Soiling Losses – Impact on the Performance of Photovoltaic Power Plants 2022, published by IEA-PVPS (Photovoltaic Energy Systems Program of the International Energy Agency), points out that the loss of revenue due to dirt in the module is expected to reach almost R$ 40 billion in 2023.

Demonstração da limpeza, antes e após o uso do robô. Foto: Solar Bot/Divulgação
Demonstration of cleaning, before and after using the robot. Photo: Solar Bot/Disclosure

About Solar Bot

The startup is made up of entrepreneurs with degrees in Engineering, Programming and Law, in addition to having experience in the photovoltaic sector. They currently have an office within a solar energy company in Goiás and the R&D (Research and Development) part is being implemented in the UnB Technology Park.

The company participated in a presentation round at the MIT Reap event held in Rio de Janeiro and has already won some awards: it was accelerated by Inovativa, accelerated and won an award by the USP Entrepreneurship Center and came in 2nd place overall in the III Olympiad National Innovation Agency (Eletrobras).

Usina em Goiás, antes e depois da limpeza com robô. Foto: Solar Bot/Divulgação
Plant in Goiás, before and after cleaning with a robot. Photo: Solar Bot/Disclosure

According to the executive, the company also won 1st place in the Brazilian Energy Olympics (EnergyC), were winners of the FapDF Start BSB Innovation Notice and finalists in the MIT Reap program.

“We raised an early-stage angel investment worth R$ 350 thousand and are now preparing to approach investment funds”, concluded the founder of Solar Bot.

Picture of Mateus Badra
Matthew Badra
Journalist graduated from PUC-Campinas. He worked as a producer, reporter and presenter on TV Bandeirantes and Metro Jornal. Has been following the Brazilian electricity sector since 2020.

5 Responses

  1. very good initiative. but there is still a lot of dirt but plaque after cleaning. excellent work and idea from the team, but the result could be improved.

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