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  1. Calculating the suction force produced by a Venturi

    2010年1月5日 · Dear all, As I understand the venturi effect, if a flow of water passes through a constriction, its velocity increases and its pressure decreases at the restriction. The decrease …

  2. Relationship Between Suction Force & Suction Distance

    2019年5月2日 · TL;DR Summary Suction force weakens as you move your suction source away from the object. I need a method to quantify the relationship between the distance and suction …

  3. Suction Through Small & Large Pipes - Physics Forums

    2017年8月21日 · Hi, I am wondering if suction power from a vacuum for example that has a set amount of power, is increased or decreased depending on the size of pipe. Does a large pipe …

  4. Why Doesn't My Air Purifier Have a Suction Feeling at the …

    2018年6月26日 · Is this normal for air purifiers? If you don't feel any suction/vacuuming feeling, how does air get sucked into it? As mentioned, I definitely feel lots of air blowing out of the top, …

  5. Best method for generating suction - Physics Forums

    2007年7月15日 · I am working on a design for a page turner, and I want to use suction as the means for turning the pages. I was thinking of using a fan or something attached to some …

  6. Understanding Venturi Pump: Calculating Fluid Flow and …

    2007年9月21日 · Homework Statement on a venturi pump the fluid, air or water move through a narrow tube and increases speed and also decreases pressure. Now I have read before that …

  7. Am I understanding the concept of suction correctly?

    2012年10月29日 · What I'm having difficulty understanding is how a vacuum cleaner is able to generate so much suction. My understanding is that the maximum suction is a function of the …

  8. Understanding the movement of a fluid in a vertical pipe

    2019年3月18日 · The actual problem I am trying to understand is the suction requirement to move #2 home heating fuel from the outdoor tank to the pump of the burner located in my cellar. But …

  9. Venturi / Ejector Design to Boost Water Flow using a Pump

    2015年7月2日 · For a suction dredge assuming a primary pipe diameter of 2 to 4 inches and a centrifugal pump of 1.5 to 5 hp, I found after a lot of experimentation that water pressure a little …

  10. Upside down Cup with water to hold the plate - Physics …

    2016年5月31日 · This creates a bit of suction. The water at the bottom of the glass is under slightly less than atmospheric pressure. The difference is enough to support the card and …

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