Gelöst


Characterize fluid flow in a pipe as to laminar or turbulent
In fluid mechanics, characterizing the flow in a pipe is essential to predicting its behavior. The flow pattern can either be la...

etwa ein Monat vor

Gelöst


Find an overlap in the cleaning schedule of two tank reactors
In a certain pharmaceutical production company, there are two tank reactors operating simultaneously and independent of each oth...

etwa ein Monat vor

Gelöst


Assess the scatter of wind turbines in a field
The renewable energy industry is on the rise in many countries--- and one of the key players is wind energy. It is believed ...

etwa ein Monat vor

Gelöst


Design a tubesheet for shell-and-tube heat exchangers
<<https://3.bp.blogspot.com/-kLSbhcCoT2I/WJIh-QVGLGI/AAAAAAAADEs/svvMzBqn4fUfI1rTCCH7Uw-QuDvxx0PxACLcB/s1600/Screenshot_669.jpg>...

etwa ein Monat vor

Gelöst


Create a matrix map of increasing safety levels
The sole nuclear power plant at Grid City suddenly had a meltdown. Luckily, the plant was designed to be in full automation, so ...

etwa ein Monat vor

Gelöst


Count the number of folds needed to pack a large sheet
In a certain paper factory, large sheets of paper are being made every day. Before sending the sheets for shipment, they have to...

etwa ein Monat vor

Gelöst


Calculate the sphericity of a Raschig ring
Sphericity is a measure of the roundness of any particle. It was defined by Wadell in 1935 as the ratio of the 'surface area of ...

etwa ein Monat vor

Beantwortet
IEC 61672-1:2013 standard for A-weighting filter
Hi @Saket, Short answer: no, MATLAB doesn't have a 2013 option here. weightingFilter, visualize, and isStandardCompliant i...

etwa ein Monat vor | 1

| akzeptiert

Gelöst


Bouncing disk
A disk is placed in a rectangular room with dimensions a and b in a point with coordinates x0 and y0. The disk is given a startu...

etwa ein Monat vor

Gelöst


The glass half full
Identical glasses are placed in a triangular tower structure, such that the top level (L = 1) comprises one glass, the next leve...

etwa ein Monat vor

Gelöst


Pi Digit Probability
Assume that the next digit of pi constant is determined by the historical digit distribution. What is the probability of next di...

etwa ein Monat vor

Gelöst


Approximation of Pi (vector inputs)
Pi (divided by 4) can be approximated by the following infinite series: pi/4 = 1 - 1/3 + 1/5 - 1/7 + ... For a given numbe...

etwa ein Monat vor

Gelöst


Mersenne Primes vs. All Primes
A Mersenne prime (M) is a prime number of the form M = 2^p - 1, where p is another prime number. <https://www.mathworks.com/matl...

etwa ein Monat vor

Beantwortet
hi I am currently doing my research on inverter fault prediction using Digital Twin and I am not being able to understand modeling in Digital Twin, please help with tutorials.
Hi @Varsha, There is no single "Digital Twin" block in MATLAB or Simulink. A digital twin here just means your Simscape Elect...

etwa ein Monat vor | 0

| akzeptiert

Beantwortet
Simscape electrical thermal analysis
Hi @Seth, A few things jump out that would explain both symptoms. The flat 300 K reading: Simscape's built-in default init...

etwa 2 Monate vor | 0

| akzeptiert

Beantwortet
ultrasounds imaging using matlab tv radios signals
Hi @imaging, Following up on Star Strider's answer. I looked into this more and put together a PDF of references covering bot...

etwa 2 Monate vor | 0

| akzeptiert

Beantwortet
Sleep signal activation with TI DRV8243H Motor driver controlled via STM32 F413ZH running via External Mode on Simulink
Hi @Anirudh, There are really two separate things bundled into your post – the nSLEEP wake-up issue, and the PID design for t...

etwa 2 Monate vor | 0

| akzeptiert

Beantwortet
Simscape Battery: How to connect a Vectorized Thermal Port (1×14) to multiple Temperature Sources?
Hi @Ye, The error is happening because XminH is a 1×14 vectorized thermal port (one node per cell), but it's connected to a s...

etwa 2 Monate vor | 0

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Beantwortet
Can I return the xml string from writestruct?
Hi @Martin Dale, Just to add a bit more to this — I dug through the docs and Matt J's right, writestruct doesn't have any hid...

etwa 2 Monate vor | 0

Beantwortet
Help - Nested uitogglebutton State Change Callback
Hi @Keith, This isn't something you're missing in your code, it's a hard limitation of how uitogglebutton and uibuttongroup a...

etwa 2 Monate vor | 0

| akzeptiert

Beantwortet
How to generate a parallel input interface (or vector port) using HDL Coder
Hi @KH, What you're seeing is expected behavior, and there's a setting that controls it, though it works differently dependin...

etwa 2 Monate vor | 0

Beantwortet
Draw a circle at the end of a quiver3 line
Hi @Ethan, Following up with a tested solution to my own question, in case it helps. To recap what I was after, I wanted a...

etwa 2 Monate vor | 0

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Beantwortet
Custom Deep Learning Layer with different input and output format occurs error
Hi @Chuguang Pan, As mentioned in the comments, this turned out to be a bug in checkLayer on R2025a, confirmed by MathWorks s...

etwa 2 Monate vor | 0

| akzeptiert

Beantwortet
Replicating PCM System in Simulink: Issues with Signal Dimensions and Missing 'To Frame' Block.
Hi @Abdul, I think I found the real culprit behind the flat/zero scope output, and it's probably not the A-law or quantizer s...

etwa 2 Monate vor | 0

Beantwortet
Sonar image formation from Phased Array Systems toolbox
Hi @Michael, Got a working template for you, plus a bit more detail than I first gave. Attached: 1. forward_look_sonar_scan.m ...

etwa 2 Monate vor | 0

Beantwortet
is it easy way to use robust fuzzy logic controller for AGV
Hi @Medihiya, Yes,definitely doable — people have been using fuzzy controllers for this kind of thing for a while, and curved...

etwa 2 Monate vor | 1

Beantwortet
propagateOrbit function fails on Epoch field format
Hi @Kurt, Wanted to close the loop on the Excel/datetime thing properly before saying anything definitive. Ran a couple of...

etwa 2 Monate vor | 0

Beantwortet
How to use tleread function on TLE file with alpha-5 satellite numbers
Hi @Kurt, Short answer: tleread() doesn't support Alpha-5 catalog numbers right now — it's built to expect the old-style fixe...

2 Monate vor | 0

| akzeptiert

Beantwortet
PMSM SMO rotor position calculation in Simulink
Hi @Zhiyu, I looked into this a bit and I think I found the source of the confusion. Based on the way the block is labeled (...

2 Monate vor | 0

Beantwortet
Adding a dummy non-learning, non-controlling agent halves the convergence speed of the main agent in MATLAB RL Toolbox
Hi @zhenpeng, Really solid ablation you've done here. I went through MathWorks' docs on train, rlMultiAgentTrainingOptions, a...

2 Monate vor | 0

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