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source codes and config Files to monitor small power data

Project description

Smallpower 6.4


The whole program dumps data from Beckhoff(using a PLC_configuration file .xlsx) and calculates real-time indicators(dumps them as well).

  • the dumper should be started with :

Look at the status or kill the dumper with :

  • possible to work with the beckhoff simulator:



  • postgressql server should be active running on port 5432(user:postgres,password:sylfenbdd) containing a jules database with a realtimedata table(default settings).
  • do not forget to cofnigure pg_hba.conf correctly.
  • you change password of user postgres with :
alter user <postgres> password '<newpassword>';

Connection to the beckhoff opcua server

  • in order to be able to connect to the beckhoff for the dumping and real-time you should do the following or you have already take an existing certif/key pair:
openssl req -x509 -newkey rsa:4096 -keyout <key.pem> -out <cert.pem> -days 7200 -nodes

data acquisition

  • it uses the python package dorianUtils==6.4. Please install it with pip:
pip install dorianUtils==6.4
  • data are dumped a in the folder ~/smallPower_daily by default.
  • to change the default settings, create a file in the smallpower folder which will overwrite the default parameters from smallpower/ In that case you should install the project using:
pip install -e .
  • a plc configuration file : ALPHA - BD Instrum XL_Vxxx.xlsm should be in the confFiles folder. The new version is to be put in the same folder if there are any updates.
  • has a function generate_conf_small_power to regenerate the configuration and load the new configuration file. It builds also the tag_color_code and the list of indicators.

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