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How to set the parameters for customized directional control valve (moog-D661)
Answer from 10+ years later, lol. You may "manually" model any directional valves by using variable orifices and look-up tables...

4年弱前 | 0

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How to find Viscoelastic process time constant
I don't think the library blocks allow you to change the pipe diameter (hence volume) as a function of the pressure. You may ne...

4年弱前 | 0

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How to implement a fluid pressure transducer in a model
I assume you are referring to this Pressure Transducer block in Simscape Electrical. You connect the A port to the location you...

4年弱前 | 0

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Simscape Two phase domain - concepts and logic
The general principles of the two-phase domain are conservation of mass, momentum, and energy, just like the gas, moist-air, and...

4年弱前 | 0

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Modelling shell and tube heat exchanger
If you are trying to model the heat exchanger using the blocks only from the foundation library, you may will need to modify the...

4年弱前 | 0

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Is the two-phase heat transfer in the Simscape pipe based on a moving-boundary or finite-volume model?
The Pipe (2P) block is modeled using a "lumped"-parameter approach. Most of Simscape foundation blocks are modeled as a "lumped...

4年弱前 | 0

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Simulating a Constant Pressure Heat Exchanger
Why won't a constant volume chamber work? Is that because the inlet and outlet flow may be different instantaneously and the li...

4年弱前 | 0

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supply variable efficiency map to a hydraulic pump
In newer versions of Simscape Fluids, the fixed-displacement pumps allow lookup tables as inputs to specify the efficiency as a ...

4年弱前 | 0

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Natural gas consumption forecasting
I feel like ARIMA (https://en.wikipedia.org/wiki/Autoregressive_integrated_moving_average) may be a suitable tool/model for this...

4年弱前 | 0

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How can I solve my iteration problem
By galancing the equations you have in the iteration, looks like this is a highly nonlinear problem. The simple "replacement" i...

4年弱前 | 0

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Hydraulics Circuit with load
I believe the confusion may come from the fact that in Simscape there is no gravity implied, unless Simscape Multibody is involv...

4年弱前 | 0

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Gas accumulator initial pressure
The volume in the initial condition (Variables tab) is supposed to be the volume of the liquid. Not sure about R2013a, but in m...

4年弱前 | 0

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ERROR Pressure fell below zero SimHydraulic
Pressure below zero error occurs most likely when the liquid is pulled through an orifice/resistance/pipe/valve or forced to exp...

4年弱前 | 0

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How to make assembly between induction motor,centrifugal pump and open/close valve for tank in simulink. Please guide to work out my query
There are a few blocks in Simscape Fluids that you can use to model the tank https://www.mathworks.com/help/physmod/hydro/ref/t...

4年弱前 | 0

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How can I get the Parameters for Contact stiffness and contact damping
Not sure about the RIGHT way to do this, but here is my two-step approach: 1. set a reasonable stiffness: set up the model to a...

4年弱前 | 0

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HOW could I add a tilt actuator in Simulink project.
This can be best handled by using Simscape Multibody and Simscape Fluids together. Some examples in the documentation: https:/...

4年弱前 | 0

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Why the dry air enthalpy in simscape perfect gas model is 420 ? It should be 293
I believe it depends on where 0 kJ/kg specific enthalpy is defined. In Simscape, looks like it's defined such that at 0K, h=0...

4年弱前 | 0

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Modelling a Pressure Reducing Valve
If you have access to Simscape Fluids add-on library, a pressure reducing valve block is available in the Hydraulic domain since...

4年弱前 | 0

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How can I simulate a Hydropnuematic suspension using simulink if the piston has a fixed orifice???
Something like this should work. Parameters and initial conditions will also be critical for the model to generate reasonable r...

4年弱前 | 0

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hydraulic pressure sensor and hydraulic flow rate sensors dont' work when used together
I suspect that you connected the sensors in series ... A pressure sensor is a sensor for an "across variable", so it's always m...

4年弱前 | 0

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Two-Phase Steam Flow Control
9+ years after the question was asked: It sounds like this application can be best handled using the two-phase fluid domain, wh...

4年弱前 | 0

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why have i this error: "Number of equations exceeds number of variables."
10 years after when the question was asked ... the thermal liquid domain should be able to handle the thermal+hydraulic applicat...

4年弱前 | 0

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how to design hydraulic actuator for suspension system?
Attempt to answer from 10 years later .... lol I suggest you use Simscape Multibody to model the mechanical part of the suspens...

4年弱前 | 0

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Demos of SimHydraulics on Matlab R2010a
Try this page for documentations in different versions: https://www.mathworks.com/help/doc-archives.html Then navigate to the r...

4年弱前 | 0

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Simulation of Cooling Towers using Matlab
A quick answer is yes. The main challenge I think is the find a correlation that works for YOUR cooling tower. The info in the ...

4年弱前 | 0

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Solenoid Valves Controlled With Simhydraulics
Thoughts on a few issues you may encounter building such a model and how to resolve them: 1. model the air bag. The volume and...

4年弱前 | 0

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Can I simulate this simple rod pump in SimHydraulics?
In its simplest form, I think a rod pump can be conceptualized as a single-acting cylinder with two check valves. One check val...

4年弱前 | 0

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How to get RC circuit parameter for equivalent circuit diagram from measurement Graph?
Simscape user here. So first, I would build the thermal network using the thermal domain. It's just a few thermal resistance a...

4年以上前 | 2

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co-simulation within Simulink
It sounds to me that the easiest way is to set up two Simulink simulations. Save the output from the 1st one to the MATLAB work...

4年以上前 | 1

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Missing something in Simscape.
The force sensor is a sensor for "through variable", so you'll need to connect in series with the element on which you'd like to...

5年弱前 | 0