How to achieve vertical shaft plumbness using laser alignment

August 30, 2010

Reliable Plant, August 2010 Traditionally, plumbness measurements on a vertical hydro-turbine/generator shaft involved stringing a series of wires along the length of the shaft, attaching a weight to the end of the wires and then measuring the space from the wire to the shaft using an electronic micrometer. Although this method was inexpensive and has […]






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Basic Rules for Measuring Frequency Spectra

August 23, 2010

Pumps & Systems, August 2010 Frequency analysis is an important method of vibration analysis. It provides information on vibration sources and helps identify those components in the vibration signal that are often small, but nevertheless important, for diagnosis. Each vibration can be attributed to a particular excitation source or machine part. Read entire article: Basic Rules […]






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Save Some Green – Green Up Your Machines

August 10, 2010

July 2010 · IMPO Magazine “You must be the change you wish to see in the world.” — Mahatma Gandhi Investing in more efficient process machinery makes good business sense and will help to ensure reduced costs plus a greener plant. However, not all plants can afford to replace their present equipment with newer, more efficient […]






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A Laser Shaft Alignment Success Story

August 2, 2010

Problem: Our boiler feed water pump running on steam turbine kept failing numerous mechanical seals since 2006, and gave us very poor reliability. Due to the unreliable nature of the steam turbine, we had to keep running our electric boiler feed water pump as a primary pump. This cost us $$$ in terms of energy […]






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