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Yifeng Tang

MathWorks

Last seen: Today |  Attivo dal 2020

Followers: 2   Following: 0

Programming Languages:
Python, MATLAB, Fortran
Spoken Languages:
English, Chinese
Pronouns:
He/him
Professional Interests:
Physical Modeling, Simscape Fluids, Simscape, Heat and Mass Transfer, Thermodynamics and Heat Transfer

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  • Knowledgeable Level 5
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  • Personal Best Downloads Level 2
  • 12 Month Streak
  • First Submission
  • GitHub Submissions Level 1
  • Revival Level 3
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Risposto
How to connect a 6 DoF joint to a moving center of mass (by creating a moving frame) in Simscape Multibody
Summarizd from comments: (1) leave the 6DOF untouched (2) use the measured CG location to drive a cartesian joint to the new C...

circa 12 ore fa | 1

Risposto
How to change size of simscape multibody models
Hi @Ting, I just multiplied most of the dimensions in the subsystem mask by 10, and the model seems to assemble OK. See below....

3 giorni fa | 0

Risposto
How to model marine exhaust system using Simscape.
Hi @Jonathan Thanks for sharing the picture. That helps. Whether MathWorks tools, in particular Simscape, can help model this...

3 giorni fa | 1

Risposto
Simscape parameter estimate using App
Hi @ENRICO, I echo much of your concerns and observations in the comments! Parameter estimator is a tool to find a minimum by ...

3 giorni fa | 0

Risposto
Is it possible to make Machine Learning model to predict multiple outputs with Statistics and Machine Learning Toolbox?
Using Regression Learner App, you can build a regression model for EACH of the outputs. That is to say you need to build TWO mo...

7 giorni fa | 0

Risposto
Reference data source for Simulink Data center cooling example's default values
The example is to demonstrate a "reasonably sized" data center cooling system, instead of any specific data center. Lots of t...

7 giorni fa | 1

Risposto
Modelling a 2p-2p Plate Heat Exchanger
The best alternative is the System-Level Heat Exchanger (2P-2P) block. The nominal condition should be quite easy to set up, bu...

18 giorni fa | 0

Risposto
Gas-Isothermal Liquid Model is not working
The model architecture is OK but some parameters need some efforts. I attached a modified model and it seems to run OK. The ma...

circa un mese fa | 1

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Risposto
How to set multiple coordinate systems at specified locations in a Brick Solid block
The origin of "new frame" on the solid itself has three options, but it won't allow you to specify an arbitrary point, which I u...

circa un mese fa | 1

Risposto
Challenge with Simulating Loader Mechanism with Closed Kinematic Loop
Hi @Medalan Thanks for the clarfication on your question. Let's see if this idea helps. I created two simple models to demons...

circa 2 mesi fa | 0

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Risposto
Signal Routing in Simscape
Hi Paul, I think we can achieve what you envisioned not with a switch of joints but with a "hard-stop". I created a 1D Simscap...

circa 2 mesi fa | 0

| accettato

Risposto
Jacobians using Simscape (numerical or symbolic)
The Jacobian of the system of equations is formulated by the solver, but I don't think it's available explicitly in any form. I...

circa 2 mesi fa | 0

Risposto
Inputs and process for thermal model discretization for battery spatial temperature estimation
If you are thinking about running the ANSYS simulation and Simscape at the same time, with some kind of interface to pass along ...

circa 2 mesi fa | 0

Risposto
How to model the battery module with forced air cooling in Simscape?
Something like this should work. Well, reasonable parameters are really what will make it work :)

circa 2 mesi fa | 0

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Risposto
[Thermal Liquid library Simscape] Help for an Engine cooling model
Copied from the comment section: I changed pressure_sidepods from 500 to 2000 and did observe change in the coolant temperature...

circa 2 mesi fa | 0

Risposto
Direction of force input for a prismatic joint
Yes, you are correct. When you provide a negative value for the actuation force, it's applied in the opposite direction with th...

2 mesi fa | 0

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Risposto
How to create a Simscape custom component with 2 different thermal liquids?
Hi Jérémie, The error was complaining about that two stream of fluids are mixing into each other inside your heat exchanger :p ...

2 mesi fa | 2

| accettato

Risposto
How do I get the right vector of spring coefficients for the nonlinear translational spring?
Hi Emefun, A couple of things to fix: (1) add mass blocks. The "dynamic variable derivatives" error is most likely referring ...

3 mesi fa | 0

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Risposto
Are Flooded Evaporators modeled already?
Hi Pablo, To the best of my knowledge, there isn't a block designed specifically for this type of heat exchanger, with coolant/...

3 mesi fa | 1

| accettato

Risposto
Add "Block Parametrization Manager" to custom ssc block for Simscape
It's not supported for your use case here. Consider put together a custom Simulink library instead, where you can store and loc...

3 mesi fa | 0

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Risposto
Simulation of two phase fluid with Simscape - pressure behavior unexplicable
Hi Marcel, The port area parameter of the Receiver Accumulator block doesn't affect the pressure drop between inside and outsid...

3 mesi fa | 0

Risposto
MATLAB/Simulink/Simscape:Contact force analysis
You can only to "Convex Hull" for generic geometry (e.g. a stp file). It may or may not be good enough for your contact force m...

3 mesi fa | 0

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Risposto
The Excavator Hydraulic Jack Forces are Changing Direction in Simscape Multibody
The way the joints are actuated and the joint forces are sensed for inverse dynamic analysis looks OK. As a position signal is ...

4 mesi fa | 1

| accettato

Risposto
Fluid inertia in Simscape hydraulic
Hi Amodio, I don't think the actuator blocks model the inertia of the fluid inside. The "cushion" can be used to model some en...

4 mesi fa | 0

Risposto
Center of mass of a free-floating body in Simscape Multibody is moving with no external forces
I believe there can be many solutions that would satisfy the initial conditions you have set. The only target set here is the s...

4 mesi fa | 0

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Risposto
Flow rate discrepancy between upstream and downstream of orifice model.
A diffential pressure 2950 psi sounds big enough to change the density of the fluid. As the density changes, volumetric flow ra...

4 mesi fa | 0

Risposto
Simscape Fluids model of closed system
Hi Jeremy, Looks to me like an initialization issue. I don't have R2020b on my computer so I tried this on R2021b, the oldest ...

4 mesi fa | 0

Risposto
How to make a revolute joint turn in one direction in Simscape?
There may be better solutions, but just some ideas. If you have access to Simscape Driveline, there is a one-way clutch (Unid...

4 mesi fa | 0

Risposto
Pressure drop of a two-phase fluid pipeline in simscape
You can view the Simscape code of the Pipe (2P) block, save a copy, and modify it to use a custom correlation if you like. Find...

4 mesi fa | 0

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Risposto
Can "pipe(G)" block be used to model forced air convection?
I think it's possible. The combination of cross section and hydraulic diameter will give you a circumference; that multiplied b...

4 mesi fa | 0

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