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?
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...
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 …
Pressure gauge on flow test pipe reading zero, why?
Jul 17, 2024 · "The pressure gauge is reading zero, except for burst pressure upon closing the inlet." Should that be "outlet"? In any case, if you close the outlet do you get the same pressure as that in …
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 at the outlet of …
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 (...
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 …
fluid mechanics - Hydraulic siphon spillway entry and exit velocity ...
At the outlet, the flow will likely continue along it's path gradually spreading with recirculation zones on either side and the top. Calculating these zones would require CFD, though some approximation …
How to calculate torque on gearbox? - Engineering Stack Exchange
Jul 5, 2022 · The largest torque applied to the gearbox occurs at the low-speed side. In this case, this is at the load-side of the gearbox, as opposed to the motor-side. So, all you need to do is compute the …
fluid mechanics - Where exactly will a hydraulic jump occur ...
Apr 13, 2016 · Just because supercritical flow is a requirement for hydraulic jumps to occur doesn't mean that it's the fact of supercritical flow that causes the jump. The Froude number simply …