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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

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…

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…

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 /…

Sometimes measuring discharge from lakes and ponds can be challenging…particularly when there isn’t a convenient spot to put a discharge weir or flume. One arrangement that has been used successfully is a vertical standpipe with a weir box mounted to the top. 

Many kinds of flume are in use today around the world, in applications as diverse as dam seepage monitoring to industrial pre-treatent discharge.  These flumes can be divided into two different classes:  short throated and long throated.

The factory-direct method of dealing with our customers works well in many instances, but there are times when only "boots-on-the-ground" will do.   To better serve our ever growing customer-base, Openchannelflow is pleased to announce that we are now actively seeking…

For many engineerings and end-users the default configuration for flume always includes a stilling well...and why not?  When they work, they work great - providing a convenient area to measure the flow in a flume.  When they don't work....well that's another…