The phrase "a constant circulation" is correct and usable in written English.
It can be used to describe a continuous flow or movement of something, such as information, air, or resources.
Example: "The library maintains a constant circulation of books to ensure that all titles are available to patrons at all times."
Alternatives: "an ongoing flow" or "a steady movement".
In this paper, a model is presented for efficiently predicting the output temperature so as to optimize the number of fractures and fracture spacing to maximize the EGS lifetime under a constant circulation rate.
This is an area where there is a constant circulation of LD3 containers.
In birds the SR has been seen as a way to control the relative contribution of the downstroke and upstroke to the lift and thrust generated, based on a constant circulation model (e.g. Pennycuick, 1989b).
Furthermore, this platform provides a constant circulation of nutrient medium, removing the higher waste concentrations that are usually found in the microenvironment adjacent to the cell surface (Rivera-Solorio and Kleis, 2006).
Overall, studies have elucidated epidemiologic features of the virus in swine, such as the constant circulation of influenza A virus in the swine population and sporadic infections with rare subtypes.
Not to mention a fresh set of transient guests in constant circulation by the pool or at the hotel bar, just an elevator ride away.
This demonstrates a range of IOP at which vascular reactivity can effectively maintain a constant retinal circulation.
According to Kevin Herbinson, a research scientist for Edison, the water is warmed by its constant circulation at 300,000 gallons per minute through the plant's gigantic condensers, where it is used as a coolant.
His name has been in constant circulation in Moscow as someone who might have held a grudge against Mr. Klebnikov -- a suggestion he abruptly brushed off.
Water is in constant circulation, powered by the energy from sunlight and gravity in a natural process called the hydrologic cycle.
Why? "It was in constant circulation," she said.
