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Changes for page 4.2 Battery

Last modified by Admin on 2025/02/27 09:41
From version 1.3
edited by Admin
on 2024/12/09 16:56
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To version 4.1
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1 -drafts.BMS Mini S.4\. Monitoring.WebHome
1 +Battery management systems.BMS Mini S.4\. Monitoring.WebHome
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1 1  Battery parameters are summarized in the "Battery" section:
2 2  
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4 4  
5 5  In this section:
6 6  
7 7  * Voltage – voltage of the battery, V;
8 8  * Current – current of the battery, A;
9 +* Internal resistance – internal resistance of the battery, Ohm;
9 9  * BMS consumption – current consumption of the BMS, A;
10 10  * Board temperature – internal temperature of the BMS, °C;
11 -* Internal resistance – internal resistance of the battery, Ohm;
12 -* Temperature – temperature of the battery, °C;
12 +* Contactor temperature – temperature of the contactor, °C;
13 13  * Number of cells – number of connected cells;
14 +* Average cell temperature, °C;
14 14  * Minimum cell temperature, °C;
15 -* # of cell with minimum temperature – number of cell with minimum temperature;
16 +* Min. cell temp.: cell index – number of cell with minimum temperature;
16 16  * Maximum cell temperature, °C;
17 -* # of cell with maximum temperature – number of cell with maximum temperature;
18 +* Max. cell temp.: cell index – number of cell with maximum temperature;
19 +* Average cell voltage, V;
18 18  * Minimum cell voltage, V;
19 -* # of cell with minimum voltage – number of cell with minimum voltage;
21 +* Min. cell volt.: cell index – number of cell with minimum voltage;
20 20  * Maximum cell voltage, V;
21 -* # of cell with maximum voltage – number of cell with maximum voltage;
23 +* Max. cell volt.: cell index – number of cell with maximum voltage;
24 +* Minimum cell SOC, %;
25 +* Min. cell SOC: cell index – number of cell with minimum SOC;
26 +* Maximum cell SOC, %;
27 +* Max. cell SOC: cell index – number of cell with maximum SOC;
28 +* Number of balancing cells;
22 22  * State:
23 23  ** Discharging ON;
24 24  ** Discharging OFF;
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28 28  ** Relaxed (after charging) – battery is in a state of relaxation after charging;
29 29  * Duration – duration of the battery in the "State" state, s;
30 30  * SOC – state of charge of the battery, %;
38 +* DOD – depth of discharge of the battery, %;
31 31  * SOH – state of health of the battery, %;
32 32  * Balancing efficiency – balancing efficiency of the battery, %;
33 33  * Effective capacity, А×h;
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36 36  * Coulomb counter - – charge transferred to the battery load, А×h;
37 37  * Charge current limit – maximum allowed charge current of the battery, A;
38 38  * Discharge current limit – maximum allowed discharge current of the battery, A;
39 -* Energy+ - total energy received by the battery modules from the charger and during recuperation, Wh;
40 -* Energy- - total energy spent by the battery modules on the load, Wh;
41 -* Balanced energy – total energy dissipated by the battery modules on balancing resistors, Wh;
42 -* Internal signals – device internal signals:
43 -** Charging – state of the charging contactor;
44 -** Allow charging signal – signal allowing the operation of the charger;
45 -** Charging current present – charging current is detected;
46 -** Discharging – state of the discharging contactor;
47 -** Discharging current present – discharging current is detected;
48 -** Voltage is too high for charging;
49 -** Heater – signal to turn on heater;
50 -** Cooler – signal to turn on cooler;
51 -** Shutdown request (HYG/Spirit) – request to open the discharging contactor received from the HYG forklift;
52 -** Init – initialization of the device (calibration of the current sensor and communication with the cell monitor);
53 -** Precharging – state of the precharge contactor;
54 -** Shutdown request (Combilift) – request to open the discharging contactor received from the Combilift forklift;
55 -** Cell analysis – operation of the algorithm for determining the discharge characteristics;
56 -** Discharging (AUX) – state of the discharging (AUX) contactor (powering of external equipment is on);
57 -** Power down ACK – signal to acknowledge powering down the battery system;
58 -** Crown EWS – signal sent to the Crown truck before opening the discharging contactor;
59 -** Main contactor – state of the main contactor;
60 -** Service reset;
61 -** Charging/Discharging – state of the charging/discharging contactor;
62 -** Ready to charge – the battery is ready to charge;
63 -** Ready to discharge – the battery is ready to discharge;
64 -** Power up – system power status;
65 -* Errors 1 – errors of the battery 1:
66 -** Overcurrent;
67 -** Undervoltage;
68 -** Overvoltage;
69 -** Low temperature (DCH) – temperature is too low for discharging;
70 -** High temperature (DCH) – temperature is too high for discharging;
71 -** Battery cover error – battery cover is opened;
72 -** Crown error – connection with a Crown forklift is lost;
73 -** Cell count – number of cells does not match the specified value;
74 -** HYG offline – connection with a HYG forklift is lost;
75 -** Combilift offline – connection with a Combilift forklift is lost;
76 -** Short circuit;
77 -** High contactor temperature;
78 -** ADC error – current cannot be measured;
79 -** Current sensor error – error in the current sensor circuit;
80 -** CH contactor cycles error – switching frequency of the charging contactor is too high;
81 -** DCH contactor cycles error – switching frequency of the discharging contactor is too high;
82 -** Shunt offline – connection with the shunt current sensor is lost;
83 -** Shunt error – internal error of the shunt current sensor;
84 -** WDT reset – watchdog timer reset the device;
85 -** No temperature sensors – the device has no temperature sensors connected;
86 -** Temperature sensor is shorted – some temperature sensors are shorted;
87 -** Spirit offline – connection with a Spirit forklift is lost;
88 -* Errors 2 – errors of the battery 2:
89 -** Low temperature (CH) – temperature is too low for charging;
90 -** High temperature (CH) – temperature is too high for charging;
91 -** Unallowable charging – charging the battery through the discharging contactor;
92 -** Stuck contactor;
93 -** Insulation fault;
94 -** Contactor feedback – contactor control and feedback signals differ.
47 +* Work charge+ - amount of charge received from charger (positive direction) since device startup, Ah;
48 +* Work charge- - amount of charge transmitted to the load (negative direction) since device startup, Ah;
49 +* Work energy+ - amount of energy received from charger (positive direction) since device startup, Wh;
50 +* Work energy- - amount of energy transmitted to the load (negative direction) since device startup, Wh;
51 +* Total energy+ - total energy received by the battery modules from the charger, Wh;
52 +* Total energy- - total energy spent by the battery modules on the load, Wh;
53 +* Total balanced energy – total energy dissipated by the battery modules on balancing resistors, Wh;
54 +* Input signals – a bitfield including input signals (see [[Input signals>>doc:Battery management systems.Additional information.1\. Battery controllers\: signals and errors.WebHome||anchor="HInputsignals"]]);
55 +* Internal signals – a bitfield including device internal signals (see [[Internal signals>>doc:Battery management systems.Additional information.1\. Battery controllers\: signals and errors.WebHome||anchor="HInternalsignals"]]);
56 +* Errors 1, 2 – errors of the battery (see [[Errors>>doc:Battery management systems.Additional information.1\. Battery controllers\: signals and errors.WebHome||anchor="HErrors"]]).
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