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Multiple TWC show error fixed #17

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Multiple TWC show error fixed #17

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41c005f
Multiple TWC show error fixed
Jan 13, 2020
6384ab9
Adaptation to follow the excess power in a Photovoltaik installation …
juamiso Jan 13, 2020
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8 changes: 4 additions & 4 deletions HTML/index.php
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Expand Up @@ -339,10 +339,10 @@
}

// Display info about each TWC being managed.
for($i = 0; $i < $status[$statusIdx]; $i++) {
$subStatus = explode('~', $status[$statusIdx + 1]);
for($i = 1; $i <= $status[$statusIdx]; $i++) {
$subStatus = explode('~', $status[$statusIdx + $i]);
$twcModelMaxAmps = $subStatus[1];
print("<strong>TWC " . $subStatus[0] . ':</strong> ');
print("</p><strong>TWC " . $subStatus[0] . ':</strong> ');
if($subStatus[2] < 1.0) {
/*if($subStatus[4] == 0) {
// I was hoping state 0 meant no car is plugged in, but
Expand Down Expand Up @@ -744,4 +744,4 @@ function DisplayCheckbox($name, $extraParams, $value)
}
?>
</body>
</html>
</html>
43 changes: 29 additions & 14 deletions TWCManager.py
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Expand Up @@ -150,8 +150,7 @@
# 100 amp breaker * 0.8 = 80 here.
# IF YOU'RE NOT SURE WHAT TO PUT HERE, ASK THE ELECTRICIAN WHO INSTALLED YOUR
# CHARGER.
wiringMaxAmpsAllTWCs = 40

wiringMaxAmpsAllTWCs = 32
# If all your chargers share a single circuit breaker, set wiringMaxAmpsPerTWC
# to the same value as wiringMaxAmpsAllTWCs.
# Rarely, each TWC will be wired to its own circuit breaker. If you're
Expand All @@ -160,8 +159,7 @@
# wiringMaxAmpsAllTWCs.
# For example, if you have two TWCs each with a 50A breaker, set
# wiringMaxAmpsPerTWC = 50 * 0.8 = 40 and wiringMaxAmpsAllTWCs = 40 + 40 = 80.
wiringMaxAmpsPerTWC = 40

wiringMaxAmpsPerTWC = 32
# https://teslamotorsclub.com/tmc/threads/model-s-gen2-charger-efficiency-testing.78740/#post-1844789
# says you're using 10.85% more power (91.75/82.77=1.1085) charging at 5A vs 40A,
# 2.48% more power at 10A vs 40A, and 1.9% more power at 20A vs 40A. This is
Expand Down Expand Up @@ -192,7 +190,7 @@
# can't reach that rate, so charging as fast as your wiring supports is best
# from that standpoint. It's not clear how much damage charging at slower
# rates really does.
minAmpsPerTWC = 12
minAmpsPerTWC = 5

# When you have more than one vehicle associated with the Tesla car API and
# onlyChargeMultiCarsAtHome = True, cars will only be controlled by the API when
Expand Down Expand Up @@ -1139,7 +1137,7 @@ def car_api_charge(charge):
print(time_now() + ": Car API returned '"
+ error
+ "' when trying to start charging. Try again in 1 minute.")
time.sleep(60)
time.sleep(10) #Was 60s JMS
foundKnownError = True
break
if(foundKnownError):
Expand Down Expand Up @@ -1280,18 +1278,35 @@ def check_green_energy():
# values or authentication. The -s option prevents curl from
# displaying download stats. -m 60 prevents the whole
# operation from taking over 60 seconds.
greenEnergyData = run_process('curl -s -m 60 "http://192.168.13.58/history/export.csv?T=1&D=0&M=1&C=1"')

# In case, greenEnergyData will contain something like this:
#greenEnergyData = run_process('curl -s -m 60 "http://192.168.13.58/history/export.csv?T=1&D=0&M=1&C=1"')
Photovoltaic = 0
Smartmeter=0
HouseBatt= 0
try:
Photovoltaic = run_process('curl -s -m 5 "http://192.168.0.21:8087/getPlainValue/vis.0.PV"')
SmartMeter = run_process('curl -s -m 5 "http://192.168.0.21:8087/getPlainValue/vis.0.Grid"')
HouseBatt = run_process('curl -s -m 5 "http://192.168.0.21:8087/getPlainValue/vis.0.Batt_Discharge"')
except:
pass
# MTU, Time, Power, Cost, Voltage
# Solar,11/11/2017 14:20:43,-2.957,-0.29,124.3
# The only part we care about is -2.957 which is negative
# kW currently being generated. When 0kW is generated, the
# negative disappears so we make it optional in the regex
# below.
m = re.search(b'^Solar,[^,]+,-?([^, ]+),', greenEnergyData, re.MULTILINE)
#m = re.search(b'^Solar,[^,]+,-?([^, ]+),', greenEnergyData, re.MULTILINE)
SmartMeter = -int(SmartMeter) # - means surplus
HouseBatt = int(float(HouseBatt)) #If Powerwall discharges, subtract this from surplus

greenEnergyData = SmartMeter - HouseBatt + total_amps_actual_all_twcs()*225
print("Smarmeter %d Housebatt %d "% (SmartMeter,HouseBatt))


m = int(greenEnergyData)
if(m):
solarW = int(float(m.group(1)) * 1000)
#solarW = int(float(m.group(1))+1000)
solarW = m


# Use backgroundTasksLock to prevent changing maxAmpsToDivideAmongSlaves
# if the main thread is in the middle of examining and later using
Expand All @@ -1302,13 +1317,13 @@ def check_green_energy():
# Car charges at 240 volts in North America so we figure
# out how many amps * 240 = solarW and limit the car to
# that many amps.
maxAmpsToDivideAmongSlaves = (solarW / 240) + \
maxAmpsToDivideAmongSlaves = (solarW / 225) + \
greenEnergyAmpsOffset

if(debugLevel >= 1):
print("%s: Solar generating %dW so limit car charging to:\n" \
" %.2fA + %.2fA = %.2fA. Charge when above %.0fA (minAmpsPerTWC)." % \
(time_now(), solarW, (solarW / 240),
(time_now(), solarW, (solarW / 225),
greenEnergyAmpsOffset, maxAmpsToDivideAmongSlaves,
minAmpsPerTWC))

Expand Down Expand Up @@ -1411,7 +1426,7 @@ def update_location(self):
print(time_now() + ": Car API returned '"
+ error
+ "' when trying to get GPS location. Try again in 1 minute.")
time.sleep(60)
time.sleep(10) #Was 60 JMS
foundKnownError = True
break
if(foundKnownError):
Expand Down