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  1. What is the difference between wake and recirculation region?

    Feb 13, 2016 · If we place a obstacle in the fluid flow, fluid will be circulating behind the obstacle. What is this called? This might be a wake or recirculation region. What is the difference?

  2. How to calculate the time to heat up a tank using recirculating liquid

    Jan 17, 2019 · My question is about a tank filled with some liquid (properties of the liquid are known and can be considered constant. Specific heat equals 1.5 kJ/(kg.K)). The initial …

  3. How to calculate a circulation pump size? - Engineering Stack …

    Sep 15, 2021 · Does the 1 liter of water is replenished by a constant inflow, or the water is circulating in a closed-loop? If it is the former case, what is the flow rate of the makeup water? …

  4. fluid mechanics - Engineering Stack Exchange

    I couldnt find a centrifugal blower to fit the 18psig as per my requirement. I was thinking of improvising, using a Garrett automotive turbocharger, driving it via a gearbox/belt through a …

  5. Question About Pumps in Series - Engineering Stack Exchange

    Oct 21, 2019 · Pump2 primes Pump1. So far OK. Pump1 turns on, and both for recirculation and taking some load off Pump2. Probably OK thanks to recirculation making up flow difference. …

  6. Mass balance of a recycle stream - Engineering Stack Exchange

    I'm a chemical engineer student and I have just started to learn about mass balance without reaction. This is my problem - I want to find Out the mass composition and mass flowrate of …

  7. chemical engineering - Calculation of residence time in a …

    Jul 21, 2024 · Residence time tells us about the time reactants spend in a reactor. In a CSTR, spacetime is given by consumption upon consumption rate at the exit. Why do we take the …

  8. fluid mechanics - Engineering Stack Exchange

    Dec 9, 2020 · In an airfoil, a low-pressure region forms in the turbulent wake created when the flow separates. Wouldn't this cause an increase in the net vertical force acting on the airfoil …

  9. Head loss coefficient for a valve with respect to both the open ...

    Jan 8, 2022 · Second, Darcy friction factor of Darch-Weisbach equation for a pipe flow is generally provided as Moody chart. There are many emprical equations for Darcy friction …

  10. Pressure recovery in turbomachinery - Engineering Stack Exchange

    Oct 8, 2019 · The other advantage is to prevent recirculation inside the impeller at off design conditions (outside of the optimal point). But my original question was directed at the diffusers …