Everything to Know About Tubular Battery Voltage and Its Impact

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Everything to Know About Tubular Battery Voltage and Its Impact
February 21, 2025
Everything to Know About Tubular Battery Voltage and Its Impact

Choosing the correct tubular battery is essential for ensuring an uninterrupted power supply. Over the past few decades, Nigerian households have experienced frequent power cuts. Prolonged power outages in certain regions have severely disrupted personal lifestyles, commercial operations, and industrial activities. 

With the rising demand for power backups, the need for high-powered inverter batteries has increased similarly. Tubular Inverter batteries have revolutionised the power backup industry in recent times. But do you know how the voltage of a tubular battery impacts? 

In this blog, we’ll discuss battery voltage and how it can impact your inverter’s performance. Continue reading to learn more. 

What is battery voltage?

Battery voltage is the amount of electrical potential of a battery, measured in a unit called Volt (V). Your tubular battery voltage is crucial as it determines how much power a battery can deliver to a device. 

A battery’s voltage is not static but varies during both charging and discharging cycles. Frequent fluctuations can severely impact your device’s performance. For example, if your inverter battery contains 12V, it can power your home with its medium capacity. 

Different Types of Inverter Battery Voltage? 

Your inverter battery voltage varies due to multiple factors. The common types of battery voltage include: 

  • Nominal Voltage is the standard voltage a battery provides during typical use.
  • Open Circuit Voltage refers to the battery voltage when it is not connected to the load. 
  • Maximum voltage is the highest voltage a battery can reach during charging. 
  • Cut-off voltage is the minimum voltage a battery can safely discharge before it’s considered empty. 
  • Charging voltage is the amount of voltage applied to push back current into the battery during recharging. 

The voltage types mentioned above may vary depending on the current supplied. Your inverter battery voltage will, in turn, indicate how reliable it is and how much support it can render. 

Which factors determine your inverter battery voltage? 

Chemical Composition

The chemistry of an inverter battery dictates its voltage. Inverter batteries with different chemical compositions determine the concentration of the battery components and the polarisation of the battery.  

Number of Cells

Tubular batteries, especially rechargeable ones, are composed of multiple cells connected in series. Each cell contributes to the overall voltage and, in return, determines how much power the battery can supply. 

Temperature 

Temperature can also significantly affect inverter battery voltage. In frigid temperatures, the voltage can drop, and excessive heat can cause it to rise. That’s why your inverter batteries might have fluctuating performance in poor weather conditions. 

Internal Resistance

Your inverter battery’s internal resistance might increase, which can impact its voltage under load. That’s why older inverter batteries deliver lower voltages than newer ones. 

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    How Voltage Changes Inverter Battery Performance? 

    1. Change in Discharge Curve 

    Tubular battery voltage changes over time during use, and this changing pattern is known as the discharge curve. With varying voltages, the shape and rate of the discharge curve will change accordingly. This is important for ensuring proper device operation and for accurate battery life displays.

    2. Change in Charging and Discharging 

    Tubular batteries with high voltage can charge and discharge faster. Hence, if your tubular battery has a high voltage, it can charge devices quickly and be used for a more extended period. 

    However, make sure that excessive high voltage does not occur as it may result in overheating and corrosion of your battery plates. Owing to this, we have designed our tubular batteries with precision to offer long-term performance. 

    3. Relationship with Battery Safety

    The limits of your inverter battery voltage clearly indicate the need to design circuits that ensure safe operation. If your battery’s voltage exceeds the normal range, it might trigger its protection mechanisms. 

    Sudden power cut-offs or short-circuit protection can prevent long-term damage and significant fire hazards. 

    4. Other Impacts 

    In some instances, electrolyte decomposition within inverter batteries may cause corrosion of the battery plates. Consistent electrolyte decomposition results in a capacity loss. 

    If low voltage persists, it can also cause microscopic changes in the battery. Uneven expansion and contraction of electrode materials accelerate ageing and degradation of performance.

    Conclusion

    Power outages cause significant disruptions across household, commercial, and industrial segments. We at Star Plus Battery can assist you with proper battery voltage maintenance. Once overheating and overcharging are prevented, your inverter batteries can be easily maintained. Connect with us today for comprehensive guidance on how to choose the best tubular inverter battery.