PolexTech Blog

• July 27, 2022
• Water Pumping

Mainly in the market, there are 2 types of solar pumps: AC pump and DC pump. AC and DC vary in the way they convert energy from their power source into the pressurized fluid flow. Consequently, now it is clear that using a DC pump is much better than...

• July 20, 2022
• Water Pumping

The working of the submersible pump is a little bit different than a jet pump. Because jet pumps transfer the fluid by pulling it while submersible pumps transfer the fluid by pushing it.

• July 4, 2022
• Water Pumping

Scientists at the Norwegian Institute of Energy Technology have recently tested a new floating photovoltaic system designed and developed by Norwegian startup Current Solar on a stretch of water in Kilinochchi, Sri Lanka.

• June 27, 2022
• Water Pumping

In terms of photovoltaic costs, the report predicts that by 2030, the cost of photovoltaics in Africa may drop to US$0.018/kWh to US$0.049/kWh, and its price will be lower than that of wind power or natural gas power generation.

• June 20, 2022
• Water Pumping

Photovoltaic modules refer to the smallest and indivisible photovoltaic cell combination device with packaging and internal connection, which can provide DC output alone, and different specifications of solar cell combination cut by solar cells or by laser cutting machine or steel wire cutting machine.

• June 16, 2022
• Water Pumping

According to the latest report from the Global Off-Grid Lighting Association (GOGLA), investment in the off-grid solar industry hit a record $450 million in 2021. The industry has seen recovering growth post-pandemic. After hitting the $300 million mark, investment surged by more than 40%.

• June 6, 2022
• Water Pumping

Why does the semiconductor PN junction have electricity when it is illuminated by sunlight? Scientists call this phenomenon of electricity generation by light "photovoltaic effect". The core principle of the photovoltaic effect is the "hole conduction" of the PN junction.

• May 31, 2022
• Water Pumping

The International Energy Agency (IEA) predicts in a survey report released recently that the installed capacity of photovoltaics, wind power, and other renewable energy sources installed globally will achieve triple-digit growth this year, and the new photovoltaic power generation capacity will reach 190GW.

• May 20, 2022
• Water Pumping

The transformation process of Thailand's electricity market from "fossil fuel dominated" to "diversified zero-carbon energy system" continues.