Johnson- Knowledge Base
Here, the focus is on screw compressors in refrigeration and the use of economizers and side loads to enhance energy efficiency. The advantages of screw compressors over reciprocating compressors are highlighted, particularly their ability to have a secondary suction port for drawing additional vapor. The economizer utilizes this port to sub-cool liquid going from the…
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Johnson- Knowledge Base
Frick Screw Compressors Pt. 1
Learn about the basic operation of rotary screw compressors and what part they play in refrigeration. We think of screw compressors as the heart of refrigeration. By understanding a little about how they are supposed to operate, it helps you in applying them in systems and knowing the important points when selecting equipment and designing…
Johnson- Knowledge Base
Fundamentals of Vibration Measurement with Screw Compressors
Screw compressors are quite large and always a vibration signature on machines. It’s important to learn what we can from those signatures to know if maintenance is needed or if a machine needs some attention. Starting with the basics today and work up to a little more specific interpretation of screw compressor details.
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DisruptED in the D: The Power of Black Leadership with Dwan Dandridge (Ep. 1)
Detroit has long been a city of resilience, innovation, and reinvention. Once the heart of American industry, its rebirth has been marked by waves of economic and social transformation. But as new developments reshape the city, the question remains: who gets to be part of this transformation, and how can Black leadership play a…
DisruptED in the D: A Story of Hope with Portia Roberson (Ep. 2)
Detroit is experiencing a renaissance, but its revival is still unfolding. Leaders like Portia Roberson, CEO of Focus: HOPE, are committed to ensuring that this transformation is inclusive and benefits all communities. As new industries take root and technology reshapes the workforce, Detroit must prioritize equitable access to opportunities. With initiatives like Black Tech…
DisruptED in the D: Building an Inclusive Future with Black Leaders Detroit’s CEO Dwan Dandridge (Ep. 2)
Detroit’s comeback is defined by perseverance, creativity, and inclusivity—but who is ensuring that all Detroiters benefit from the city’s economic revival? Black Leaders Detroit, under the leadership of CEO Dwan Dandridge, is addressing this challenge head-on by providing capital and support to Black entrepreneurs in the city. Since its founding in 2019, the organization has…
Breaking Sound Barriers in Assistive Audio with Maile Keone
The significance of high-quality audio solutions tends to be overlooked as technological advancements often prioritize and cater to the visual appeal. But clear and intelligible sound is very much a crucial factor in many types of environments, which can range from large stadiums to modern museums. Poor audio quality can lead to fatigue, frustration,…
