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Type: Posts; User: curious_mind

1. ## Thread: Motor winding Temeparture

by curious_mind
Replies
6
Views
305

### Closed: Re: Motor winding Temeparture

I have an induction motor that runs at constant speed. No VFD
2. ## Thread: Motor winding Temeparture

by curious_mind
Replies
6
Views
305

### Closed: Re: Motor winding Temeparture

Can we just not measure current , why temperature is required?
3. ## Thread: Motor winding Temeparture

by curious_mind
Replies
6
Views
305

### Closed: Motor winding Temeparture

I was going through the article from the link https://www.efficientplantmag.com/2004/07/temperature-monitoring-is-key-to-motor-reliability

I was wondering as the reason the motor gets over heated?...

by curious_mind
Replies
10
Views
570

### Closed: Re: overvoltage protection

Hi betwixt

Looking for protection on 5V side. TVS would only suffice or any other combination is required?

by curious_mind
Replies
10
Views
570

### Closed: overvoltage protection

I have a fully qualified EMI/EMC power supply that guarantees output of 5V +/-5% when subjected to hostile EFT/surge signals. As a double precaution, I would like to add additional protection device...
6. ## Thread: Goertzel Algorithm direct form

by curious_mind
Replies
2
Views
795

### Closed: Re: Goertzel Algorithm direct form

OK, I do have confusion about the final equation after N iterations. Referring to the link, https://stackoverflow.com/questions/11579367/implementation-of-goertzel-algorithm-in-c
Where does real =...
7. ## Thread: Goertzel Algorithm direct form

by curious_mind
Replies
2
Views
795

### Closed: Goertzel Algorithm direct form

I was referring to this site https://www.codeproject.com/Articles/841228/Second-Order-Goertzel-and-Reinsch-Algorithm to understand the goertzel algorithm. I am not clear as the article explains that...
8. ## Thread: IIR filter response not infinite

by curious_mind
Replies
4
Views
913

### Closed: Re: IIR filter response not infinite

Hi FvM

Thanks for pointing it out. It was a typo. It was actually impulse of (c2d(continuous function)). Just to know more, how far will the response last. In matlab, there isn't any resolution...
9. ## Thread: application of Laplace and Fourier Transform

by curious_mind
Replies
1
Views
399

### Closed: application of Laplace and Fourier Transform

The question is regarding difference between Bode plot and Frequency response plot through Fourier transform. Since Bode plot is the outcome of laplace transform, the fundamental question arises as...
10. ## Thread: Transfer function of digital filter

by curious_mind
Replies
0
Views
474

### Closed: Transfer function of digital filter

Recently I was reading about moving window DFT algorithms and their clones such as short time FT and sliding window DFT. They can also act as notch filters in several applications. I wanted to know...
11. ## Thread: feel of diffrential equations for Novice

by curious_mind
Replies
2
Views
2,377

### Closed: feel of diffrential equations for Novice

Hi

I encounter lot of problems to solve DE. I am interested in modeling a physical phenomena with DE and then verifying the model. Is there a way to do it?

by curious_mind
Replies
6
Views
1,012

### Closed: Re: Digital phase lead in MCU

Hi

I measured 1 degree through the oscilloscope (phase1-phase2). Can we digitally phase shift?

by curious_mind
Replies
6
Views
1,012

### Closed: Re: Digital phase lead in MCU

Hi
Input signals are 50Hz, sampling frequency is 2500 Hz. How to delay the samples?

by curious_mind
Replies
6
Views
1,012

### Closed: Re: Digital phase lead in MCU

Hi

I use a Simultaneous sample ADC in between the signal and MCU. How do I lag signal B by 1 degree. Any sample c code ?

by curious_mind
Replies
6
Views
1,012

### Closed: Digital phase lead in MCU

Hi

I have two input signals A and B , which are sinusoidal in nature. All that I have to do is to ensure that both signals are exactly in phase. I have observed that A lags B by 1 degree. How do I...
16. ## Thread: [moved] can we avoid antialiasing filter?

by curious_mind
Replies
5
Views
790

### Closed: Re: [moved] can we avoid antialiasing filter?

Hi
If I use simultaneous sampling ADC, can I expect the common mode cancelled then?
17. ## Thread: [moved] can we avoid antialiasing filter?

by curious_mind
Replies
5
Views
790

### Closed: [moved] can we avoid antialiasing filter?

Hi

I am pretty new to signal processing. The following are my queries

I have two analog inputs a and b , input ranging between 0-3V DC. All I have to do is to take ratio of this signal in a...
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