Posts Tagged ‘DP level’

Tips for Accurate DP Level Measurements

Posted in Level, Measurement Instrumentation on Tuesday, March 3rd, 2020. No comments yet
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Differential pressure (DP) for liquid level measurement works by measuring the hydrostatic head pressure at the bottom of the vessel and the specific gravity of the liquid. The height of the liquid in inches is the pressure of the liquid column in inches of water divided by the specific gravity of the liquid. I share […]

Liquid Level Measurement Automation Basics

Posted in Level on Wednesday, December 11th, 2019. No comments yet
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What is the purpose of your level measurement? If you know the answer to that I highly recommend an Intech article, How to measure liquid level in vessels, by Emerson’s Lydia Miller. This article is but one of a number of excellent learning articles in the International Society of Automation (ISA)’s Automation Basics series of […]

DP Measurement Technologies for Challenging Refinery Applications

Posted in Downstream Hydrocarbons, Measurement Instrumentation on Monday, August 27th, 2018. No comments yet
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The energy derived from crude oil has powered the advancement of civilizations across the globe. Getting this energy into usable forms such as gasoline, diesel and jet fuel is the work refineries must do safely, reliably and efficiently every day. In a Hydrocarbon Processing article, Adapting instrumentation to the needs of refineries, Emerson’s Douglas Carlson […]

Improving Level Control in Combined-Cycle and Coal-Fired Power Plants

Posted in Level, Power Generation on Friday, June 1st, 2018. No comments yet
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Levels of intermittent, renewable sources of energy for the electrical grids around the globe continue to grow. Power plants designed for more consistent, base load operation are under greater stress. In this recorded Power magazine webcast, Optimizing Level Control for Maximum Reliability and Efficiency in Combined Cycle and Coal Plants, Emerson’s Matthew Brummer joins moderator […]

Selecting the Right DP Level Device for the Temperature Conditions

Posted in Level on Tuesday, September 12th, 2017. No comments yet
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With the season in change from summer to autumn here in the northern hemisphere, let’s look at differential pressure (DP) level measurement performance at various temperature ranges and particularly at cold weather performance. This quick 2:35 YouTube video, DP Level Solutions Optimized for Cold Climates: Improved Response Time, highlights the importance of selecting the right […]