So what does consumption = ((ampere * linevoltage) /1000) * 0.88
do? Gary On Wednesday, 18 October 2023 at 08:26:25 UTC+10 [email protected] wrote: > Hi Tom > > we run weewx directly and found that 'ampere' & 'linevoltage' are in > different loop because the data are coming from two different sensors by > sdr.py driver. > how we can combine these loops into one so weewx can process this formula, > or what can we do to get this calculation done.? > > Thank you for your support > > On Tuesday, October 17, 2023 at 9:26:38 PM UTC+3 Tom Keffer wrote: > >> The only symbols that can be used in the [[Corrections]] formula are >> other types in the archive record. So unless 'ampere', 'linevoltage', and >> 'pf' all appear in the record, the correction will not work. >> >> On Tue, Oct 17, 2023 at 9:48 AM Mks Mk <[email protected]> wrote: >> >>> we want to improve the accuracy of our home energy monitor and we added >>> new sensor to read the main line voltage so we got two sensors and the data >>> is logged in weewx database. >>> >>> [[sensor_map]] >>> >>> ampere = current.***.EfPacket >>> linevoltage = payload5.*****.RadioHeadASKPacket >>> >>> the database have these columns which we created >>> >>> consumption >>> ampere >>> linevoltage >>> pf >>> >>> we want to calculate the energy consumption so we added this correction >>> >>> [StdCalibrate] >>> >>> [[Corrections]] >>> # For each type, an arbitrary calibration expression can be >>> given. >>> # It should be in the units defined in the StdConvert section. >>> # Example: >>> foo = foo + 0.2 >>> pf = 0.88 >>> consumption = ((ampere * linevoltage) /1000) * pf >>> >>> unfortunately weewx did nothing nor it complained about it. can weewx >>> process such formula? >>> >>> thanks >>> >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "weewx-user" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> To view this discussion on the web visit >>> https://groups.google.com/d/msgid/weewx-user/26effb7c-ad33-4de8-a9a0-f1390012ec5an%40googlegroups.com >>> >>> <https://groups.google.com/d/msgid/weewx-user/26effb7c-ad33-4de8-a9a0-f1390012ec5an%40googlegroups.com?utm_medium=email&utm_source=footer> >>> . >>> >> -- You received this message because you are subscribed to the Google Groups "weewx-user" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/weewx-user/b604c7a7-eeef-4037-823f-7fbdee63b546n%40googlegroups.com.
