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Plugin byd_bat: Modifications for mathplotlib 3.8.0 #846

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merged 3 commits into from
Oct 31, 2023
Merged

Plugin byd_bat: Modifications for mathplotlib 3.8.0 #846

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244a13e
minimal release of mathplotlib added
lgb-this Oct 30, 2023
b465c3b
several modifications
lgb-this Oct 30, 2023
f9938b3
minimal version of Python is 3.9
lgb-this Oct 30, 2023
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222 changes: 166 additions & 56 deletions byd_bat/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -37,6 +37,10 @@
#
# V0.0.4 230904 - Bilder JPG in PNG konvertiert fuer user_doc.rst
#
# V0.0.5 231030 - Diagnose ergaenzt: Bat-Voltag, V-Out, Current
# - Liste der Wechselrichter aktualisiert
# - Alle Plot-Dateien beim Plugin-Start loeschen
#
# -----------------------------------------------------------------------
#
# Als Basis fuer die Implementierung wurde die folgende Quelle verwendet:
Expand All @@ -45,7 +49,10 @@
#
# Diverse Notizen
#
# - Datenpaket wird mit CRC16/MODBUS am Ende abgeschlossen (2 Byte, LSB,MSB)
# - Beginn Frame (Senden/Empfangen): 0x01 0x03
# - Antwort 3.Byte (direkt nach Header): Anzahl Bytes Nutzdaten (2 Byte CRC werden mitgezaehlt)
# - Datenpaket wird mit CRC16/MODBUS am Ende abgeschlossen (2 Byte, LSB,MSB) (Nutzdaten+Längenbyte)
# - Der Server im BYD akzeptiert nur 1 Verbindung auf Port 8080/TCP !
#
# -----------------------------------------------------------------------

Expand All @@ -59,6 +66,7 @@
import matplotlib
import matplotlib.pyplot as plt
import numpy as np
import os

byd_ip_default = "192.168.16.254"

Expand All @@ -72,7 +80,7 @@
byd_timeout_2s = 2.0
byd_timeout_8s = 8.0

byd_tours_max = 3
byd_towers_max = 3
byd_cells_max = 160
byd_temps_max = 64

Expand Down Expand Up @@ -122,48 +130,52 @@
"Low Temperature Discharging (Cells)"
]

byd_invs_max = 19
byd_invs = [
"Fronius HV",
"Goodwe HV",
"Fronius HV",
"Kostal HV",
"Goodwe HV",
"SMA SBS3.7/5.0",
"Kostal HV",
"SMA SBS3.7/5.0",
"Sungrow HV",
"Sungrow HV",
"Kaco HV",
"Kaco HV",
"Ingeteam HV",
"Ingeteam HV",
"SMA SBS 2.5 HV",
"",
"SMA SBS 2.5 HV",
"Fronius HV"
"Fronius HV", # 0
"Goodwe HV", # 1
"Fronius HV", # 2
"Kostal HV", # 3
"Goodwe HV", # 4
"SMA SBS3.7/5.0", # 5
"Kostal HV", # 6
"SMA SBS3.7/5.0", # 7
"Sungrow HV", # 8
"Sungrow HV", # 9
"Kaco HV", # 10
"Kaco HV", # 11
"Ingeteam HV", # 12
"Ingeteam HV", # 13
"SMA SBS 2.5 HV", # 14
"", # 15
"SMA SBS 2.5 HV", # 16
"Fronius HV", # 17
"", # 18
"SMA STPx.0-3SE-40" # 19
]

byd_invs_lvs_max = 19
byd_invs_lvs = [
"Fronius HV",
"Goodwe HV",
"Goodwe HV",
"Kostal HV",
"Selectronic LV",
"SMA SBS3.7/5.0",
"SMA LV",
"Victron LV",
"Suntech LV",
"Sungrow HV",
"Kaco HV",
"Studer LV",
"Solar Edge LV",
"Ingeteam HV",
"Sungrow LV",
"Schneider LV",
"SMA SBS2.5 HV",
"Solar Edge LV",
"Solar Edge LV",
"Solar Edge LV"
"Fronius HV", # 0
"Goodwe HV", # 1
"Goodwe HV", # 2
"Kostal HV", # 3
"Selectronic LV", # 4
"SMA SBS3.7/5.0", # 5
"SMA LV", # 6
"Victron LV", # 7
"Suntech LV", # 8
"Sungrow HV", # 9
"Kaco HV", # 10
"Studer LV", # 11
"Solar Edge LV", # 12
"Ingeteam HV", # 13
"Sungrow LV", # 14
"Schneider LV", # 15
"SMA SBS2.5 HV", # 16
"Solar Edge LV", # 17
"Solar Edge LV", # 18
"Solar Edge LV" # 19
]


Expand All @@ -178,7 +190,7 @@ class properties and methods (class variables and class functions)
are already available!
"""

PLUGIN_VERSION = '0.0.4'
PLUGIN_VERSION = '0.0.5'

def __init__(self,sh):
"""
Expand Down Expand Up @@ -226,6 +238,9 @@ def __init__(self,sh):
self.byd_root_found = False

self.byd_diag_soc = []
self.byd_diag_bat_voltag = []
self.byd_diag_v_out = []
self.byd_diag_current = []
self.byd_diag_volt_max = []
self.byd_diag_volt_max_c = []
self.byd_diag_volt_min = []
Expand All @@ -234,8 +249,11 @@ def __init__(self,sh):
self.byd_diag_temp_min_c = []
self.byd_volt_cell = []
self.byd_temp_cell = []
for x in range(0,byd_tours_max + 1):
for x in range(0,byd_towers_max + 1):
self.byd_diag_soc.append(0)
self.byd_diag_bat_voltag.append(0)
self.byd_diag_v_out.append(0)
self.byd_diag_current.append(0)
self.byd_diag_volt_max.append(0)
self.byd_diag_volt_max_c.append(0)
self.byd_diag_volt_min.append(0)
Expand All @@ -253,6 +271,10 @@ def __init__(self,sh):

self.last_homedata = self.now_str()
self.last_diagdata = self.now_str()

self.plt_file_del()

# self.simulate_data() # for internal tests only

# Initialization code goes here

Expand Down Expand Up @@ -507,7 +529,7 @@ def decode_0(self,data):

# Anzahl Tuerme und Anzahl Module pro Turm
self.byd_bms_qty = data[36] // 0x10
if (self.byd_bms_qty == 0) or (self.byd_bms_qty > byd_tours_max):
if (self.byd_bms_qty == 0) or (self.byd_bms_qty > byd_towers_max):
self.byd_bms_qty = 1
self.byd_modules = data[36] % 0x10
self.byd_batt_type_snr = data[5]
Expand Down Expand Up @@ -541,7 +563,7 @@ def decode_1(self,data):
self.byd_volt_max = self.buf2int16SI(data,5) * 1.0 / 100.0
self.byd_volt_min = self.buf2int16SI(data,7) * 1.0 / 100.0
self.byd_volt_diff = self.byd_volt_max - self.byd_volt_min
self.byd_current = self.buf2int16SI(data,11) * 1.0 / 10.0
self.byd_current = self.buf2int16SI(data,11) * 1.0 / 10.0 # Byte 11+12
self.byd_power = self.byd_volt_out * self.byd_current
if self.byd_power >= 0:
self.byd_power_discharge = self.byd_power
Expand Down Expand Up @@ -632,9 +654,15 @@ def decode_2(self,data):

self.byd_inv_type = data[3]
if self.byd_batt_str == "LVS":
self.byd_inv_str = byd_invs_lvs[self.byd_inv_type]
if self.byd_inv_type <= byd_invs_lvs_max:
self.byd_inv_str = byd_invs_lvs[self.byd_inv_type]
else:
self.byd_inv_str = "unknown"
else:
self.byd_inv_str = byd_invs[self.byd_inv_type]
if self.byd_inv_type <= byd_invs_max:
self.byd_inv_str = byd_invs[self.byd_inv_type]
else:
self.byd_inv_str = "unknown"

self.log_debug("Inv Type : " + self.byd_inv_str + " (" + str(self.byd_inv_type) + ")")
self.log_debug("Batt Type : " + self.byd_batt_str + " (" + str(self.byd_batt_type) + ")")
Expand All @@ -652,7 +680,10 @@ def decode_5(self,data,x):

self.log_debug("decode_5 (" + str(x) + ") : " + data.hex())

self.byd_diag_soc[x] = self.buf2int16SI(data,53) * 1.0 / 10.0
self.byd_diag_soc[x] = self.buf2int16SI(data,53) * 1.0 / 10.0 # Byte 53+54
self.byd_diag_bat_voltag[x] = self.buf2int16SI(data,45) * 1.0 / 10.0 # Byte 45+46
self.byd_diag_v_out[x] = self.buf2int16SI(data,51) * 1.0 / 10.0 # Byte 51+52
self.byd_diag_current[x] = self.buf2int16SI(data,57) * 1.0 / 10.0 # Byte 57+58
self.byd_diag_volt_max[x] = self.buf2int16SI(data,5) / 1000.0
self.byd_diag_volt_max_c[x] = data[9]
self.byd_diag_volt_min[x] = self.buf2int16SI(data,7) / 1000.0
Expand All @@ -664,11 +695,14 @@ def decode_5(self,data,x):
for xx in range(0,16):
self.byd_volt_cell[x][xx] = self.buf2int16SI(data,101 + (xx * 2)) / 1000.0

self.log_debug("SOC : " + str(self.byd_diag_soc[x]))
self.log_debug("Volt max : " + str(self.byd_diag_volt_max[x]) + " c=" + str(self.byd_diag_volt_max_c[x]))
self.log_debug("Volt min : " + str(self.byd_diag_volt_min[x]) + " c=" + str(self.byd_diag_volt_min_c[x]))
self.log_debug("Temp max : " + " c=" + str(self.byd_diag_temp_max_c[x]))
self.log_debug("Temp min : " + " c=" + str(self.byd_diag_temp_min_c[x]))
self.log_debug("SOC : " + str(self.byd_diag_soc[x]))
self.log_debug("Bat Voltag : " + str(self.byd_diag_bat_voltag[x]))
self.log_debug("V-Out : " + str(self.byd_diag_v_out[x]))
self.log_debug("Current : " + str(self.byd_diag_current[x]))
self.log_debug("Volt max : " + str(self.byd_diag_volt_max[x]) + " c=" + str(self.byd_diag_volt_max_c[x]))
self.log_debug("Volt min : " + str(self.byd_diag_volt_min[x]) + " c=" + str(self.byd_diag_volt_min_c[x]))
self.log_debug("Temp max : " + " c=" + str(self.byd_diag_temp_max_c[x]))
self.log_debug("Temp min : " + " c=" + str(self.byd_diag_temp_min_c[x]))
# for xx in range(0,16):
# self.log_debug("Turm " + str(x) + " Volt " + str(xx) + " : " + str(self.byd_volt_cell[x][xx]))

Expand Down Expand Up @@ -781,6 +815,9 @@ def diagdata_save(self,device):
def diagdata_save_one(self,device,x):

device.soc(self.byd_diag_soc[x])
device.bat_voltag(self.byd_diag_bat_voltag[x])
device.v_out(self.byd_diag_v_out[x])
device.current(self.byd_diag_current[x])
device.volt_max.volt(self.byd_diag_volt_max[x])
device.volt_max.cell(self.byd_diag_volt_max_c[x])
device.volt_min.volt(self.byd_diag_volt_min[x])
Expand Down Expand Up @@ -831,9 +868,9 @@ def diag_plot(self,x):

ax.spines[:].set_visible(False)
ax.set_xticks(np.arange(dd.shape[1] + 1) - .5,minor=True)
ax.set_yticks(np.arange(dd.shape[0] + 1) - .5,minor=True,size=10)
ax.set_yticks(np.arange(dd.shape[0] + 1) - .5,minor=True)
ax.tick_params(which='minor',bottom=False,left=False)
ax.tick_params(axis='y',colors='white')
ax.tick_params(axis='y',colors='white',labelsize=10)

textcolors = ("white","black")
threshold = im.norm(dd.max()) / 2.
Expand Down Expand Up @@ -891,9 +928,9 @@ def diag_plot(self,x):

ax.spines[:].set_visible(False)
ax.set_xticks(np.arange(dd.shape[1] + 1) - .5,minor=True)
ax.set_yticks(np.arange(dd.shape[0] + 1) - .5,minor=True,size=10)
ax.set_yticks(np.arange(dd.shape[0] + 1) - .5,minor=True)
ax.tick_params(which='minor',bottom=False,left=False)
ax.tick_params(axis='y',colors='white')
ax.tick_params(axis='y',colors='white',labelsize=10)

textcolors = ("black","white")
threshold = im.norm(dd.max()) / 2.
Expand All @@ -918,6 +955,55 @@ def diag_plot(self,x):
plt.close('all')

return

def plt_file_del(self):
# Loescht alle Plot-Dateien

# Spannungs-Plots
fn = self.get_plugin_dir() + byd_webif_img + byd_fname_volt + str(1) + byd_fname_ext
if os.path.exists(fn) == True:
os.remove(fn)
fn = self.get_plugin_dir() + byd_webif_img + byd_fname_volt + str(2) + byd_fname_ext
if os.path.exists(fn) == True:
os.remove(fn)
fn = self.get_plugin_dir() + byd_webif_img + byd_fname_volt + str(3) + byd_fname_ext
if os.path.exists(fn) == True:
os.remove(fn)

if len(self.bpath) != byd_path_empty:
fn = self.bpath + byd_fname_volt + str(1) + byd_fname_ext
if os.path.exists(fn) == True:
os.remove(fn)
fn = self.bpath + byd_fname_volt + str(2) + byd_fname_ext
if os.path.exists(fn) == True:
os.remove(fn)
fn = self.bpath + byd_fname_volt + str(3) + byd_fname_ext
if os.path.exists(fn) == True:
os.remove(fn)

# Temperatur-Plots
fn = self.get_plugin_dir() + byd_webif_img + byd_fname_temp + str(1) + byd_fname_ext
if os.path.exists(fn) == True:
os.remove(fn)
fn = self.get_plugin_dir() + byd_webif_img + byd_fname_temp + str(2) + byd_fname_ext
if os.path.exists(fn) == True:
os.remove(fn)
fn = self.get_plugin_dir() + byd_webif_img + byd_fname_temp + str(3) + byd_fname_ext
if os.path.exists(fn) == True:
os.remove(fn)

if len(self.bpath) != byd_path_empty:
fn = self.bpath + byd_fname_temp + str(1) + byd_fname_ext
if os.path.exists(fn) == True:
os.remove(fn)
fn = self.bpath + byd_fname_temp + str(2) + byd_fname_ext
if os.path.exists(fn) == True:
os.remove(fn)
fn = self.bpath + byd_fname_temp + str(3) + byd_fname_ext
if os.path.exists(fn) == True:
os.remove(fn)

return

def buf2int16SI(self,byteArray,pos): # signed
result = byteArray[pos] * 256 + byteArray[pos + 1]
Expand Down Expand Up @@ -981,3 +1067,27 @@ def init_webinterface(self):
description='')

return True

def simulate_data(self):
# For internal tests only
self.byd_modules = 7
self.byd_batt_str = "HVM"
self.byd_capacity_module = 2.76
self.byd_volt_n = 16
self.byd_temp_n = 8
self.byd_cells_n = self.byd_modules * self.byd_volt_n
self.byd_temps_n = self.byd_modules * self.byd_temp_n

for xx in range(0,self.byd_cells_n):
if (xx % 2) == 0:
self.byd_volt_cell[1][xx] = 2.2
else:
self.byd_volt_cell[1][xx] = 2.4
for xx in range(0,self.byd_temps_n):
if (xx % 2) == 0:
self.byd_temp_cell[1][xx] = 23
else:
self.byd_temp_cell[1][xx] = 26

self.diag_plot(1)

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