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Battery Internal Ohmic Measurements Explained - Part 4 (Internal Resistance and Impedance)
by PowerShield on Dec 15, 2021 9:45:02 AM
Introduction As mentioned in Part 1 of this series, we know that Ohmic measurement values are useful for trending life and detecting faults in lead acid batteries. We also know from Part 1 that different tools may produce different readings for the same battery, so interpreting a read …
Protect the Health of Your Data Center UPS with Battery Monitoring from PowerShield
by PowerShield on Dec 3, 2021 3:44:54 PM
Today, an organization’s IT infrastructure is more mission-critical than it’s ever been.
Battery Internal Ohmic Measurements – Part 3 (Importance of Context)
by PowerShield on Mar 11, 2020 5:28:47 PM
Introduction In part 1 we introduced ohmic measurement and some of its challenges. In part 2 the four-wire connection was explained as was the influence the connection type can have on the reading.
Battery Internal Ohmic Measurements Explained - Part 2 (Kelvin Connection)
by PowerShield on Jan 14, 2020 8:53:30 AM
Introduction This article will explain how the connection method between impedance measurement device and the battery affect the impedance reading. As mentioned in the first article, there are a number of factors that can influence an impedance measurement. Comparing results without u …
Why the biggest risk to your data center is in your head
by PowerShield on Dec 19, 2019 11:45:40 AM
It’s a false sense of security that humans are incredibly good at developing that leads to battery failures. "No news is good news" doesn’t apply to battery monitoring given when it comes to UPS battery failures, 80% are due to undetected battery problems.
Battery Internal Ohmic Measurements Explained - Part 1 (Impedance)
by PowerShield on Oct 18, 2019 1:21:32 PM
Introduction Once an internal ohmic measurement has been taken on a battery, the next questions are: What does it mean? Can it be compared to a reading taken with another device? Can the reading be influenced? In a series of articles, we will delve into answering these questions and m …
Big. Or not so big.
by PowerShield on Oct 4, 2019 9:28:09 AM
It doesn’t matter how many batteries you’ve got, PowerShield8 has you covered. Introducing the Controller MX. It’s the little brother to the Controller we released in 2017 - and that we’ve just renamed Controller LX so we can tell the two apart. The smaller MX has got all the power, f …
Can your BMS provide some measurable financial return to your operation?
by PowerShield on Jul 18, 2019 4:55:34 PM
Canadian Battery Experts Select PowerShield to Extend Market Leadership
by PowerShield on May 17, 2019 11:48:47 AM
When Battery Electric were investigating BMS options, ease of use for them and their customers was paramount Battery Electric are Canada's foremost battery experts. They supply a full range of Inverters, Chargers, and Converters for Battery Power systems for supplemental and backup us …
Battery Standards Overview
by PowerShield on May 13, 2019 11:55:39 AM
This is the eleventh in a series of units that will educate the reader on the part played by a battery in an uninterruptible power supply (UPS) system. In this unit we look at the role of battery standardization and why it matters to users of large stationary battery systems.