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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 temperature of the liquid in...

  3. chemical engineering - Calculation of residence time in a continuous ...

    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 rate at the exit only …

  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 motor. Would that be …

  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. Pump2 turns …

  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 stream Y (...

  7. What is the meaning of vorticity and circulation?

    Jul 23, 2016 · In fluid kinematics I can't understand the meaning of these terms : vorticity and circulation. Can somebody give me a description of these terms so that a lay person can understand them easily?

  8. applied mechanics - Engineering Stack Exchange

    Dec 17, 2025 · Would an Arduino or a Raspberry PI be a better learning tool for getting experience as a beginner who would like to study Mechanical engineering who has done little to no actual …

  9. fluid mechanics - Where exactly will a hydraulic jump occur ...

    Apr 13, 2016 · First a hydraulic jump is where fluid will transition from supercritical (having a Froude Number greater than one, to subcritical (having a Froude Number less than one). When the Froude …

  10. Designing for a specific flowrate - Engineering Stack Exchange

    Feb 13, 2018 · Many commercial hot water recirculation pumps will do that. Just grabbed one at random - Grundfoss Alpha1 15 40 130. I couldn't fetch the page after I ran their calculator. I used temp of …