Introduction Keeping devices and systems electromagnetically compatible (EMC) and functioning reliably is of utmost significance in the field of power electronics. Internal and external sources of electromagnetic interference (EMI) may cause problems for power electronic equipment including inverters, converters, and motor drives. Power electronics must undergo electromagnetic immunity testing to ...
The spectrophotometer has high accuracy and uses a pre positioning board setting, eliminating the need for standard blackboards and whiteboards in the calibration process of traditional colorimeters and colorimeters. The built-in software has powerful functions, including all necessary color equations, standard light sources suitable for different tasks, and a large number of specific industry an...
Introduction Salt spray test chambers are often used to evaluate the corrosion resistance of various materials and coatings. These chambers have undergone consistent development and improvement over the course of many years, which has resulted in increased testing productivity as well as accuracy. In this article, the implications of recent advancements in salt spray test chamber design are examin...
The High and Low Temperature Termal Shock Chamber is the main equipment of modern reliability laboratories, which simulates the changes in cold and hot environments for testing, and is used for cold and hot cycles of various materials and environmental stress tests under high and low temperature impacts. LISUN High and Low Temperature Thermal Shock Chamber can be used in the temperature shock tes...
Introduction In industrial settings, the reliability of the equipment and technology plays a significant role in the maintenance of production as well as the reduction of downtime. However, voltage surges and other variations in electricity present a significant danger to essential pieces of industrial equipment and may cause production to come to a standstill. Surge generators play an important p...
The two main functions of a high and low temperature chambers are refrigeration and heating. During the heating and cooling process, accurate, efficient, and uniform heating of various parts of the tested object is the main measurement standard of this equipment. Due to the special nature of the test chamber work, safety protection must be carried out to ensure the smooth completion of the entire...
Introduction Goniophotometry is a tried-and-true approach that may be used to evaluate the spatial dispersion of the output of a luminaire. Because it enables accurate characterization and evaluation of many types of light sources, it is a very helpful tool in lighting design. This article’s objective is to provide the reader with a solid understanding of the principles of goniophotometry by...
I. Introduction Materials utilized in building, transportation, electronics, and maritime applications all face difficulties outdoors. The durability and performance of these materials may be negatively affected by exposure to water, humidity, temperature changes, and corrosive chemicals. To determine how well a material or coating will hold up in the elements, it must undergo testing in a salt sp...
Introduction Utilizing high precision spectroradiometer integrating spheres has resulted in significant improvements to the spectrum measuring and analysis processes used in a wide variety of industries. They do this by providing exact and in-depth information on the power distribution throughout the spectrum of light sources, which enables scientists, engineers, and manufacturers to make more inf...
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