Community Profile # Peter Vella

##### Last seen: 13 days ago
14 total contributions since 2019

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Energy Balance Differential Equation
P and T are dependent on each other .. as per the ideal gas equations in themrodynamics ..

1 month ago | 0

Question

Energy Balance Differential Equation
What would be the best way to solve the equation as shown in the attached PDF please?

1 month ago | 2 answers | 0

### 2

Question

Where is the "variable block" located in the libraries please?

3 months ago | 1 answer | 0

### 1

Solved

Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

5 months ago

Solved

Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

5 months ago

Question

Warning Message during Output
Have recieved the message: "for increased performance the remaining outputs are not shown matlab" after running a script to outp...

6 months ago | 0 answers | 0

### 0

Question

Optimization of a Variable in a Loop
I have the below script as part of a larger script to calculate expander power over a yearly data set of available stroage of co...

6 months ago | 1 answer | 0

### 1

Solved

Maximum value in a matrix
Find the maximum value in the given matrix. For example, if A = [1 2 3; 4 7 8; 0 9 1]; then the answer is 9.

6 months ago

Solved

Return area of square
Side of square=input=a Area=output=b

6 months ago

Solved

Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

6 months ago

Solved

Given a and b, return the sum a+b in c.

6 months ago

Question

Array Index .. values ERROR
I am p/ time student and I have a main file with supporting functions which is giving me the error "Array indices must be posit...

6 months ago | 1 answer | 0

### 1

Compressed air energy storage calculations ...
Thanks. Had a look .. seems that the model was never concluded to work due to some errors ... but will have a look ...

8 months ago | 0

| accepted

Question

Compressed air energy storage calculations ...
I am relatively new to MATLAB (in the process of learning) whilst at the same time I need to model/ do calculations for a compre...

8 months ago | 1 answer | 0