Beantwortet
Modeling of a bypass valve in the two-phase structure
If "opening fraction is zero throughout" and the valve let through a significant fraction of the total mass flow, you have too m...

mehr als 3 Jahre vor | 0

Beantwortet
How can I implement vanes (IGVs) on compressor unit in Simscape?
You are right about the compressor block: it doesn't support vanes as an input. I can think of one workaround, by using a 3D lo...

mehr als 3 Jahre vor | 0

Beantwortet
how can i get the specific heat at constant volume for two phase fluid Water/Steam
Hi Mario, You should be able to calculate Cv from Cp, temperature, thermal expansion coeffcient, density, and bulk modulus. Al...

mehr als 3 Jahre vor | 0

Beantwortet
Is it possible to calculate the "hydraulic-translation-multibody"-system backwards?
I would agree with you that the valve position couldn't be calculated the way you described. The force, though, can be found by...

mehr als 3 Jahre vor | 0

Beantwortet
Variable Kv valve model
My suggestion would be to modify the code of a local restriction block, and move the Discharge Coefficient (Cd) from "parameter"...

mehr als 3 Jahre vor | 0

Beantwortet
Pressure-flow characteristic for a 4-Way Directional Valve
I believe the pressure differentials refer to p.P-p.A, p.P-p.B, p.A-p.T, p.B-p.T. The flow direction is defined in the save way...

mehr als 3 Jahre vor | 0

Beantwortet
How to add radiation heat transfer to 3-Zone Pipe (2P) ?
This may be a workaround: May the convective transfer coefficient in the 3-zone pipe ridiculously large, so it results in almos...

mehr als 3 Jahre vor | 0

Beantwortet
How do I change the default settings (water) in Thermal Liquid (TL) Settings in my Simulink model?
Use the Thermal Liquid Settings block in Simscape / Foundation Library / Thermal Liquid / Utilities: https://www.mathworks.com/...

mehr als 3 Jahre vor | 0

Beantwortet
Heat Excahnger TL Modeling Liquid Cooling
Looks like a follow-up on question https://www.mathworks.com/matlabcentral/answers/1624290-simulink-thermal-liquid-simulation?s_...

mehr als 3 Jahre vor | 0

Beantwortet
Simulink Thermal liquid simulation
Hi Jan, There are a few things that need attention in your model: use of "absolute reference" blocks: this block prescribes an...

mehr als 3 Jahre vor | 0

Beantwortet
Aggregate Equivalent Length of Local Resistances (AELoLR) Simscape hyd. Pipes
Hi Michael, This parameter is there to add some length to the pipe only in the equations that calculate the friction loss, see ...

mehr als 3 Jahre vor | 0

Beantwortet
Equations for Simscape component Pipe (2P)
The blending happens in lines 324-327 (R2022a): % Smooth transition for heat transfer coefficient between liquid, mixture, ...

mehr als 3 Jahre vor | 0

Beantwortet
The model of the dehumidifier based on the Peltier element
Looks like a parametrization issue here. In the provided model, the peltier device has ~600Amp going through, and that's a lots...

mehr als 3 Jahre vor | 0

Beantwortet
It is possible to export a simscape fluid model to FMU?
If you can bring your Simscape model to fixed-step & fixed-cost (see this Doc page), you should then be able to generate a stand...

mehr als 3 Jahre vor | 0

Beantwortet
specify the mass of fluid in a closed system in Simscape
This question may give you some hints on heat pipe. Regarding the total mass in a closed system, you may run the model for a ve...

mehr als 3 Jahre vor | 0

Beantwortet
I think there is an error in the documentation or code of the variable local restricion (2P) of the simscape two-phase domain.
Typo in the Documentation. Expected to be fixed in future releases and updates. THANKS for pointing it out!!

mehr als 3 Jahre vor | 0

| akzeptiert

Beantwortet
Two component (liquid+gas) simulation
For the first case (air carrying liquid droplets), it MAY be possible to use MA domain and use the trace gas part of the model t...

mehr als 3 Jahre vor | 1

Beantwortet
Simscape: thermal liquid pump
In newer versions of Simscape Fluids, there are more pump modules available. In general, the pump can be modeled by using look...

mehr als 3 Jahre vor | 1

Beantwortet
Is there a simple model of temperature rise with time available for an internally heated tank losing heat to an ambient environment?
Something like this, with right parameters (which is usually the hard and time consuming part).

mehr als 3 Jahre vor | 0

Beantwortet
Building Isothermal (SimHydraulics) parts in Thermal Fluid domain
It's six years later now lol ... There is a conversion tool for upgrading to the new Isothermal Liquid domain (NOT the one you...

mehr als 3 Jahre vor | 0

Beantwortet
local restriction (2P)
Depending on what you mean by "a specific pressure differential": If you just want to drop/increase the pressure, regardless of...

mehr als 3 Jahre vor | 1

Beantwortet
What controlled design suitable for my simscape block? I would like to control the speed of the hydraulic cylinder for extending and retracting motion.
First of all, this: https://www.mathworks.com/matlabcentral/answers/6200-tutorial-how-to-ask-a-question-on-answers-and-get-a-fa...

mehr als 3 Jahre vor | 0

Beantwortet
How can i parameter constant volume chamber (G) with inlets and oulets on simscape/simulink ?
Hi Lina, Simscape applies the pradigm of "acausal" modeling, meaning there is not a prescribed causality when the model is bein...

mehr als 3 Jahre vor | 0

Beantwortet
Compatibility of ADAMS and Simulink simscape hydraulic?
Some info that may be useful for you: https://www.mathworks.com/products/connections/product_detail/adams-controls.html https:...

mehr als 3 Jahre vor | 1

Beantwortet
How can I avoid temperature blow-up when mass-flow goes to zero in thermal circuits?
One idea you can try: instead of using a heat flow rate source at the radiator, using a temperature source intead. This would r...

mehr als 3 Jahre vor | 0

Beantwortet
Accessing Simscape Blocks Internal States
Hi Mike, Unfortunately that would require access and modification to the source code of this block, which is not open as those ...

mehr als 3 Jahre vor | 0

| akzeptiert

Beantwortet
ssc function vs 2 phase liquid pipe
What is "normal 2 phase liquid: Pipe(TL)"? One tool that may be helpful in such cases is the Solver Profiler. It help you ex...

mehr als 3 Jahre vor | 0

Beantwortet
How can I use the fluid properties from Simscape Fluids in a Matlab script
Just copy the values into a MATLAB script and assign some variable names. If you didn't change the default values, the full tab...

mehr als 3 Jahre vor | 0

Beantwortet
Temperature dependent convection in simulink
You may move convection coefficient from "parameter" into "inputs" in the source code, and save as your own Simscape component. ...

mehr als 3 Jahre vor | 0

Beantwortet
counter current heat exchanger - pipe TL temperature difference (model.T-W.T) not accurate
Interesting point and application you described. I agree, for counter flow heat exchangers, the deltaT you get between the ther...

mehr als 3 Jahre vor | 0