13
Apr
The solar controller is an important part of the off-grid solar power system. Although its price is not high in the whole system, it is very useful. Today, I will introduce to you a...
05
Nov
Sunnysky Solar is a Chinese factory specializing in the production of solar controllers, solar inverters, solar power systems and solar street lights. We established in 2008. We had our own factory and development team....
16
Sep
MPPT controllers are divided into two types: fan and fan-free on the market at present. The MPPT controller without fan looks good. Some will be used larger radiators to dissipate heat naturally, while our...
04
Sep
04
Sep
02
Sep
Inverter efficiency
There are two kinds of inverters commonly used in the solar market: high frequency inverter and power frequency inverter. The conversion efficiency of high frequency inverter is generally about 95%, while the efficiency...
07
Aug
Ⅳ Loss and attenuation of storage battery
Battery is one of the most important part in solar power system, and its cost is relatively high. Sometimes, when purchasing a solar power generation system, customers reduce battery...
03
Aug
Ⅲ. Voltage drop and loss of PV wire
A large number of people don’t know about it, because length, thickness and collection of PV wires directly affect whether electricity generated by solar panels can reach...
31
Jul
Ⅱ. Charge controller efficiency
People always neglect charge controller efficiency easily. Because the price of the controller is relatively cheap, accounting for less than 10% of the whole solar power generation system, it has not...
23
Jul
There are increasing people using solar power generation system at present. After using solar power system, they find that the daily power generation does not meet anticipation in their mind. For example, some people...