Klaus Brun & Rainer Kurz, Author at Turbomachinery MagazineTurbomachinery Magazine

Klaus Brun & Rainer Kurz

Klaus Brun is the Director of R&D at Elliott Group. He is also the past Chairs of the Board of Directors of the ASME International Gas Turbine Institute and the IGTI Oil & Gas applications committee. Rainer Kurz is the Manager for Systems Analysis at Solar Turbines Incorporated in San Diego, CA. He is an ASME Fellow since 2003 and the chair of the IGTI Oil and Gas Applications Committee.

Browsing All Posts By Klaus Brun & Rainer Kurz

Magazine Featured
My test is accurate

Many of us have to verify compressor and driver performance in the field. We do a test, read the data, and convert it to flow, head, and some ...
On April 9, 2021 / By Klaus Brun & Rainer Kurz
Magazine Featured
Myth: Compressor bearing temperature must be below 200°F

Over the last few years, compressor manufacturers have invested significant research funding in an attempt to decrease bearing and lube oil temperatures in their machinery bearings by a ...
On March 1, 2021 / By Klaus Brun & Rainer Kurz
Featured Story
Choke: Your centrifugal compressor is not a blower

Many centrifugal compressors run in applications such as gas gathering, gas storage, or pipeline compression where a wide operating range is required. However, when specifying the desired flow ...
On November 10, 2020 / By Klaus Brun & Rainer Kurz
Magazine Featured
Myth: Gas turbines don’t belong on commercial ships

The commercial shipping industry has generally avoided gas turbines for primary propulsion and onboard electric power needs, turning instead to reciprocating engines, which have a history of operating ...
On October 2, 2020 / By Klaus Brun & Rainer Kurz
Featured Story
Myth: Going bigger with steam turbines

Engineers have a tendency to overdesign and oversize rotating equipment. In past articles, we discussed the impact of unnecessary oversizing for compressors and gas turbines. But in terms ...
On May 21, 2020 / By Klaus Brun & Rainer Kurz
Gas Turbines
Why solid particle erosion is a concern

For industrial gas turbines in general, larger particles are well controlled by appropriate inlet air filtration systems. However, certain fuels, such as low grade liquid fuels or certain ...
On April 13, 2020 / By Klaus Brun & Rainer Kurz
Featured Story
MYTH: DATA CORRECTION: ALL I NEED ARE THE CURVES

Testing turbomachinery requires corrections between actual test conditions and those originally specified as the acceptance, operating or design conditions. The factory or field test will usually be performed ...
On April 9, 2020 / By Klaus Brun & Rainer Kurz
Featured Story
Myth: You can always learn something from failure

Mark Twain once said, “Good judgement is the result of experience; and experience the result of bad judgement.” That wise saying is something that turbomachinery engineers and machinery ...
On March 13, 2020 / By Klaus Brun & Rainer Kurz
Compressors
How an emergency shutdown can trigger surge

In the event of an Emergency Shut Down (ESD) initiation, the fuel supply to the gas turbine, or the electric power to the electric motor are instantaneously shut ...
On February 22, 2020 / By Klaus Brun & Rainer Kurz
Auxiliaries
Gas turbine filtration mechanisms

Filters in the filtration system use many different mechanisms to remove particles from the air. The filter media, fiber size, packing density of the media, particle size, and ...
On November 11, 2019 / By Klaus Brun & Rainer Kurz