Photovoltaic power and weather parameters

Citation Author(s):
Sonia
Leva
Politecnico di Milano
Alfredo
Nespoli
Politecnico di Milano
Silvia
Pretto
Politecnico di Milano
Marco
Mussetta
Politecnico di Milano
Emanuele
Ogliari
Politecnico di Milano
Submitted by:
Marco Mussetta
Last updated:
Tue, 05/17/2022 - 22:21
DOI:
10.21227/42v0-jz14
Data Format:
Link to Paper:
Links:
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Abstract 

This dataset includes PV power production measured on the SolarTech Lab, Politecnico di Milano, Italy. Data are freely available for scientific research purpose and further data validation.

In particular, the dataset is composed of the following variables and specifics, with a time resolution of 1 minute:

  • Timestamp: column with time recordings; the data format is “dd-MM-yyyy hh:mm:ss”, with the time always expressed in Central European Time (CET).
  • Pm: power recordings from the PV module (W); module tilt: 30°.
  • Tair: ambient temperature (°C) measured by the weather station described in SolarTech Lab website (http://www.solartech.polimi.it/instrumentation/).
  • GHI: measured Global Horizontal Irradiance (W/m2).
  • GPOA: global irradiance measured on the plane of array (30°).
  • Ws: measured wind speed (m/s).
  • Wd: measured wind direction (°), assuming 0° east, positive south.

It is worth noticing that this dataset includes original measurements, i.e. these raw data can be used for any additional post-processing, validation and further research. When a value is missing in the original measurements recording, a “NaN” is reported.

Instructions: 

This dataset includes PV power production measured on the SolarTech Lab, Politecnico di Milano, Italy. Data are freely available for scientific research purpose and further data validation.

In particular, the dataset is composed of the following variables and specifics, with a time resolution of 1 minute:

  • Timestamp: column with time recordings; the data format is “dd-MM-yyyy hh:mm:ss”, with the time always expressed in Central European Time (CET).
  • Pm: power recordings from the PV module (W); module tilt: 30°.
  • Tair: ambient temperature (°C) measured by the weather station described in SolarTech Lab website (http://www.solartech.polimi.it/instrumentation/).
  • GHI: measured Global Horizontal Irradiance (W/m2).
  • GPOA: global irradiance measured on the plane of array (30°).
  • Ws: measured wind speed (m/s).
  • Wd: measured wind direction (°), assuming 0° east, positive south.

It is worth noticing that this dataset includes original measurements, i.e. these raw data can be used for any additional post-processing, validation and further research. When a value is missing in the original measurements recording, a “NaN” is reported.

Comments

What is the capacity of the solar panels?

Submitted by Bob Young on Mon, 08/26/2024 - 15:53

as mentioned in the refered paper (https://doi.org/10.1109/ACCESS.2020.3031439):
single monocrystalline module of nominal power of 245 Wp is considered 

Submitted by Marco Mussetta on Wed, 08/28/2024 - 05:58

Thank you for sharing!

One question about the Fig.2.(a) in the paper Fig.2.(a) (https://doi.org/10.1016/j.rser.2023.113792), which includes GHI data from 30.04 to 02.05. The reference at that time is:

[18] Sonia Leva AN, Alfredo Nespoli, Silvia Pretto, Marco Mussetta, Emanuele Ogliari. Photovoltaic power and weather parameters. 2020. https://doi.org/10.21227/42v0-jz14. 

 

I find they are not same as the data from current page: "PV power and weather parameters 5.66 MB". I see the data last updated was on Tue, 05/17/2022 - 22:21. Does it mean that the vaules in 2017 are also changed? Does early measured data also have difference?

 

Submitted by Da Li on Mon, 10/21/2024 - 05:45

The "PV Power" values on 04.04.2017 13:55 is over 59700 W, it's unusual.

Some values from 23.09.2017 12:37 to 12:55 are over 46616W in 1 minute.

Could you please correct or update it accordingly?

Submitted by Da Li on Thu, 10/24/2024 - 09:09

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