DC Power Supplies


03

Feb 2021

Battery Simulator Accelerates Development of Mild Hybrid 48V

Fueled by increasingly stringent regulations on automotive emission and coupled with the ever-growing expansion and complexity of electrical equipment in vehicles, more and more hybrid electric vehicle (HEV) models are entering the market. From Japan to Europe, different automakers promote different hybrid technologies. Nevertheless, the 48V mild hybrid system has become the focal point for vehicle development in recent years. The main task of the...

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How to Test a DC-DC Converter for Quality and Reliability

01

Jan 2020

How to Test a DC-DC Converter for Quality and Reliability

This post describes how to test a DC-DC converter. DC-DC converters are devices used to convert one DC voltage to another. DC-DC converters are used in a wide variety of products from portable devices such as cell phones, notebooks and laptop computers to electric vehicles and avionics. The range of input voltages and output voltages and power can vary greatly. The test descriptions herein are...

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Latest ISO 16750-2 and GS 95024-2-1 Automotive Standards for Electrical Load testing(2017/03/28)

05

Apr 2017

Latest ISO 16750-2 and GS 95024-2-1 Automotive Standards for Electrical Load testing(2017/03/28)

Chroma launches its latest electrical load testing software for automotive parts. This soft panel integrates international standards ISO 16750-2 and GS 95024-2-1 into the 62000P and 62000H series DC power supplies. It easily controls the DC power supply online to provide graphic curves for testing. It is suitable for R&D and QA units for conducting durability and stability verification on automotive electronics like LED headlamps,...

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Figure 1: Dynamic Shadowed I-V Curve Simulation Function

17

Feb 2015

Solar Array Simulation Softpanel for Dynamic Shadowed I-V Curve Simulation With Up to 4096 Data Points

The PV Array and PV Inverter are two major components of a photovoltaic power generation system. The efficient performance of the PV Array and PV Inverter determine the return on investment of a PV power generation system over the long run. Therefore, it is necessary to consider the weather, irradiance, and temperature change characteristics of the operating region when building a PV system. Additionally, the optimal performance...

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Museum Dedicates B-17 Powered By Chroma DC Power Supplies

04

Feb 2015

Museum Dedicates B-17 Powered By Chroma DC Power Supplies

The Mighty Eighth Air Force Museum dedicates its B-17 ‘City of Savannah’ Restoration Project to hundreds of spectators. Foothill Ranch, CA: On Wednesday, January 28, 2015, The Mighty Eighth Air Force Museum dedicated its B-17 ‘City of Savannah’ Restoration Project to hundreds of spectators including World War II veterans, current military personnel and the many volunteers to honor of the 5,000th combat aircraft processed at...

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27

Jun 2012

Chroma donates DC Supplies to Mighty Eighth Museum

The Mighty 8th Air Force Museum is preserving the legacy of the Greatest Generation in part through a restoration project of a B-17 bomber. On Tuesday, the “B-17 Flying Fortress City of Savannah” received a power boost from a California company. Chroma Systems Solutions donated equipment with a price tag of more than $15,000. The bomber will be restored to its full combat configuration, and it...

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13

Oct 2011

Battery Charge/Discharge Test Software

Chroma has developed two software modules that integrate a DC power supply and an electronic load for battery pack testing. The Battery Charge/Discharge Testing Software programs the test sequence, loop and stop conditions. The measured voltage, current and power data is recorded in a file for future analysis. The Dynamic Current Waveform Simulation Software records to an Excel compatible file actual discharge current waveforms from...

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27

Sep 2011

Chroma’s PV Inverter Automatic Test Application

This Automated Test System uses the unique test command optimization technology to prevent the repeating control commands from sending to the system hardware devices. This improves the system test speed dramatically and makes Chroma 8000 PV Inverter Automatic Test Application, which uses open software architecture, highly efficient as a close or optimized automated test system. To meet the power supply test requirements, the Chroma Model...

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02

Sep 2011

PV Inverter Test Solutions

A PV system is an energy system which directly converts energy from the sunlight into electricity. Once light hits the solar cell (array), electricity is generated and the DC is collected at a PV inverter. PV inverter is a device that changes DC power to AC power and is also a key component in PV systems. There are two main types of PV systems, Grid...

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31

Aug 2011

Most Popular Support FAQs

Chroma’s FAQs database is filled with common questions regarding our power test instruments & it’s a great resource for finding answers quickly. If you can’t find the answer we make it easy for you to submit your own questions & receive a response from our support team. Below is a list of our most popular FAQs to date. How well are current and voltage measurements...

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