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Category - Cutthroat Flumes
Blog
Flume Manufacturers: Comparing H Flumes
To some people a flume, is a flume, is a flume. They are all based on the same dimensional standards, so it doesn’t really make a difference who makes it. Right?
Wrong. As you’ve heard before, the devil is in the details.
Are Integral Wing Walls Necessary For Flumes?
One question we get asked time and time again is: do I need fiberglass / galvanized / stainless steel wing walls for my fiberglass / galvanized / stainless steel flume or can I just form them on my own? The short answer is no. The longer answer is a little more…
Need to Replace a Thompson Parshall Flume?
Using Ultrasonic Flow Meters with Flumes
The ultrasonic flow meter is one of the instrumentation workhorses for measuring open channel flows in general, and flumes in specific. Ultrasonic flow meters are generally low cost, robust, and provide a reasonable level of accuracy (+/- 0.02’ for a head change of…
Case Study - Solutia - Industrial Flow Measurement
Customer - Solutia, Inc. a subsidiary of Eastman Chemical Company Solutia needed to measure interplant flows in several existing concrete channels. The concrete channels had a protective coating for resistance to adipic acid and could not be modified. Any flow…
A Flow Meter for Measuring Submerged Flow in Parshall Flumes
Cold Weather Flow Monitoring with Flumes
Using flumes to measure flows in cold climates brings a set of challenges not otherwise faced in warmer climate applications. Some of the problems that can be encountered when using flumes in cold climates include: Blockage Submergence Frost heave Settling Flow bypass
Directing Flow Into & Out of Flumes with Wing Walls
The 2-Inch Parshall Flume
The 2-inch Parshall Flume is the second smallest of the Parshall Flumes. Like the 1-inch, the small size means that it is somewhat limited in use. When used to measure sanitary flows, the flow entering the flume must be well screened, or it will clog. The 3-inch Parshall Flume is…
Pipe-To-Channel Transition Turbulence in Parshall Flumes
Case Study Konkola Copper Mines - Stainless Steel Cutthroat Flumes
Customer – Konkola Copper Mines Plc, Zambia The Konkola mine is one of the wettest mines in the Zambian Copperbelt, with inflow volumes of approximately 400,000 m3 of water per day. The water from all pump stations is channeled through sumps for settling and sedimentation…
Openchannelflow Welcomes Former Free Flow Customers
With Free Flow, Inc. (formerly of Gretna, NE) closing last year, Openchannelflow would like to extend a welcome to its former customers who are in need of assistance with their flow monitoring needs. Free Flow was primarily know for three product lines: Flumes (Parshall /…
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