Solar PWM Based Charge Controllers

The reason for the ever gaining popularity of solarcharging and discharging, they release lots of gases
products despite their high upfront costs is simple. Thethat can reduce their lives. An ordinary solar charge
long term savings are much higher! Solar Powercontroller cannot regulate the charging and discharging
products should be robust enough to last for years tothat accurately hence gassing problem arises. A PWM
recover the initial cost plus give huge savings too.system works on algorithms; so the PWM algorithm
That's where quality of these products comes in. For agradually reduces the charging current to avoid heating
solar power product to yield benefits its quality shouldand gas releases of the battery, yet the charging
be outstanding; otherwise it won't last long enough tocontinues to return the utmost amount of energy to
do so. When we talk about the durability of a solarthe battery in the unswerving time. The result is a
based PV system, one question that hits our minds ishigher charging efficiency, quick recharging, and a
the batteries. How long will the batteries last or what ishealthy battery at full capacity. Some of the advanced
the typical life span of the batteries? After all batteriesPulse Width Modulation Charges also have features
don't come cheap! Solar charge controllers arelike recovering lost battery capacity, increase the
therefore one of the most critical components of acharge acceptance, equalize drifting battery cells,
solar PV system because the life of the batteries aredisulphate (removing excess sulphur deposits) the
totally dependent on it. A charge controller's task is tobattery, regulate battery heating & gassing and prolong
regulate the power going from the panels to thebattery life.
batteries. For example on a very brighter day theChoosing the right PWM based Solar Charge
power generated from the panel may exceedController
permissible limits and in turn harm the batteries. TheThere are many leading manufacturers of PWM
charge controller control and makes sure that rightbased Solar Charge Controllers in the market and
amount of power is flowing to the batteries.choosing the right one can be sometimes quite
What is PWM Technology and why use it?confusing. To add to worries they don't come cheap
Pulse Width Modulation (PWM) is the most advancedtoo! Make sure you read the whole manual to know
technology pertaining to charge controllers and theythe credentials of the manufacturer; because in the
perform constant voltage battery charging bylonger run instead of prolonging the battery life they
switching the solar system controller's power devices.may in fact harm them. So don't go for low quality
When in PWM regulation, the current from the solarcheaper options. Check out manufacturer warranty
panels tapers according to the battery's condition andtoo as servicing and repairing may be required going
recharging needs. Charging batteries using solar powerforward. Rest assured this technology will be really
requires challenging technology like PWM for prolongingbeneficial for your precious batteries.
the batteries' life. The issue with batteries is that, while