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Evolion

®

  

Li-ion battery

Technical manual

Summary of Contents for evolion

Page 1: ...Evolion Li ion battery Technical manual...

Page 2: ...nction of State of Charge SoC 15 7 1 Discharge performance factors 7 2 Maximum discharge current 18 7 3 Low voltage disconnect 18 8 Charging 19 8 1 Maximum re charge current IMR 8 2 Power system set p...

Page 3: ...us using the user friendly Saft DiagWinBMS communication kit This manual gives the technical features operating characteristics and operating limits of the Saft Evolion module when it is applied in st...

Page 4: ...ation Solid Electrolyte Interface The electrolyte is non aqueous The electrolyte conducts lithium ions from the positive to the negative during charge and discharge The Li ion electrochemistry accepts...

Page 5: ...mps Maximum discharge current 20 C Note 2 44 Amps Operating temperature range 40 C 75 C 40 F 167 F Storage temperature range 40 C 75 C 40 F 167 F Maximum relative humidity 95 non condensing Maximum op...

Page 6: ...tactor not polarized 3 LED s Four LED s are used and are numbered 1 through 4 During operation they give information about the module operating mode i e charge float charge or discharge and its alarm...

Page 7: ...MST busbar board interconnects with the BMST power board It is located just under the front face and it provides several functions It is the charge control the discharge control includes a mosfet test...

Page 8: ...right orientation and a standard 23 equipment rack sideways orientation The module interface features are front accessed which allows it to adapt well in confined roadside cabinet compartments When th...

Page 9: ...to 24 hours See details in the chapter Massive paralleling 3 Communication alarms The transmission protocol is RS485 The communication protocol is Modbus Application controllers can communicate with t...

Page 10: ...ximum allowed charge current See Charging section the Fast charge mode stays active Anytime the charge current exceeds the maximum allowed charge current the Charge regulated mode will become active D...

Page 11: ...by loading a single cell with 46 5 and is only active between 3 5 Vpc to 4 0 Vpc during charge If any cell voltage ever increases higher than 100mV from the lowest cell voltage the unbalanced cell al...

Page 12: ...Warning alarm steady Nominal mode continues module operation When either alarm occurs the LED s indicate which Additionally a dry contact signal can be actuated pins 7 and 8 on the RJ45 anytime a majo...

Page 13: ...ate until the self test is complete During discharge mode the following function is self tested Heater Alarm 44 During float charge mode the following function is self tested Fuse Alarm 29 During norm...

Page 14: ...goes into sleep mode to avoid over discharge The operating voltage must be higher than 49 Vdc to keep the cell balancing circuits active during re charge The typical float voltage range is 54 6 86 SoC...

Page 15: ...harge capacity is utilized to a low voltage cut off at 42 Vdc The available capacity is a function of discharge current See Figure 6 for the typical discharge characteristics representing runtimes of...

Page 16: ...red when the charge setpoint is below 56 Vdc External factor fEODV Higher than 42 0 Vdc discharge cut off voltage Accounts for the decrease in the utilized discharge capacity when the discharge cut of...

Page 17: ...e continues operation in safe mode In safe mode the module is awake voltage at the terminals LED s operating RS485 active etc and waiting for AC power to return when it will accept the charge current...

Page 18: ...ration An example of the CC CV re charge characteristics is shown in Figure 9 It is the typical characteristics of the fast charge mode using 32 A of re charge current per module In this example the E...

Page 19: ...ode if the IMR is ever encountered by an Evolion module it will automatically activate the charge regulated mode of operation In this mode the current will decrease to approximately 4 Amps with the se...

Page 20: ...rrent and re charge mode charge regulated or fast charge For the charge regulated mode a minimum of 24 hours is required for re charge of the Evolion from a full discharged state In charge regulated m...

Page 21: ...ernal pressure will equilibrate with the atmosphere permitting the release of the cell gas The module is designed with channels and vent ports in order to allow the gas to escape from the module See f...

Page 22: ...igned to prevent propagation of a cell venting event to an adjacent cell 9 3 Released gas characteristics In case of a cell venting event and the released gas is assumed to combust completely worst ca...

Page 23: ...rs vary greatly between applications the Evolion s life expectancy is expressed in calendar life and in cycling life separately In that case the cycling life is given and is independent of the tempera...

Page 24: ...its capacity available when fully charged At the end of its life the SOH signal is 0 and it is equal to the Evolion having 70 of its beginning of life capacity See Figure 16 DOD DOD Available capacit...

Page 25: ...efer to the Evolion communication user manual for more details Signal connections are made using the communication cable provided with each Evolion Refer to the Evolion I O shipped with each module fo...

Page 26: ...e 3 and Figure 18 summarize the paralleling constraints of the Evolion when massive paralleling 13 Special operations Total discharge load is less than 5kW or 130A Total discharge load is more than 5k...

Page 27: ...on in applications where more than 2 cycles per day and less than 5 cycles per day are needed Examples of frequent cycling applications include poor AC grid cycling and hybrid power cycling In both ca...

Page 28: ...d to make sure they do not limit operation by activating regulated charge mode exceeding IMR or open circuiting during discharge exceeding IMD 13 3 Adding modules to existing bus When adding an Evolio...

Page 29: ...E Alarms and troubleshooting Connecting Evolion in series Never install Evolion batteries in any series connections Failure to follow these safety precautions may lead to irreversible damage of inter...

Page 30: ...customer needs to backup a remote roadside cabinet remote terminal for 4 hours The average yearly outside temperature is 29 C The coldest temperature is 0 C The load is 120 Amps The performance should...

Page 31: ...cation cable to application 13 780680 Cable POS 1000 mm black cable red heat shrink Term Definition BMST Battery Management System Telecom BMU Battery Management Unit not used with Evolion DoD Depth o...

Page 32: ...ate Performances are based on the typical capacity C8 77 Ah Per module 42 V end voltage Autonomy hours 2 3 4 8 10 12 16 24 Amps 37 4 25 1 19 0 9 63 7 74 6 48 4 89 3 24 Watts 1810 1229 933 485 389 326...

Page 33: ...voltage lower than 56 V Charge voltage setpoint V Autonomy hours Derating factor f Vch Derating factor f Th 49 50 51 52 53 54 55 56 0 2 4 6 8 10 12 14 16 18 20 22 24 100 90 80 70 60 50 40 30 20 10 0 1...

Page 34: ...Average environment temperature C Autonomy hours Derating factor f aging Derating factor f EODV 0 5 10 15 20 25 30 35 40 45 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 100 95 90 85 80 75 70 65 60 55...

Page 35: ...f and before start charge Too much frequent cycling causing module temperature to stabilize too high Too high ambient temperature Cell may be imbalanced or balancing circuit may not be working Too hig...

Page 36: ...hour 3 Evolion auto resets after correction of fault condition 4 Continue operation without fault 5 If fault persists contact your local Saft representative 9 6 A cell is under temperature 2nd level M...

Page 37: ...immediately 3 Reset the module a For single connected module turn output power from rectifier OFF and then ON and after the fault should reset b For parallel connected modules BMST reset or Evolion OF...

Page 38: ...s 24 17 Over current in discharge Measured discharge battery current MAX 1 1 x IMD 0 during 1s Transient or continuous discharge current exceeds maximum allowed discharge current with margin factor Vo...

Page 39: ...tinue operation without fault 4 If fault persists contact your local Saft representative 34 23 Low SOC 2nd level SOCmin 10 during 3s The SOC of the Evolion is below 10 in storage or in normal operatio...

Page 40: ...too high 1 Continue operation to allow temperature to decrease 2 If fault persists contact your local Saft representative 46 30 Battery current sensor out of range lost Battery current 63A OR 63A duri...

Page 41: ...are invalid If the IMD IMR calculation function is in error state and reinitialization failed Software issue 1 Contact your local Saft representative if it persists 70 38 Outputs from the AlgoSaftGetP...

Page 42: ...ons and ensures that its customers have recycling solutions for their spent batteries Regarding industrial batteries Saft maintains long standing partnerships with collection companies in most EU coun...

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