The operation of energy storage power station involves multiple aspects, including equipment operation monitoring, performance optimization, regular maintenance, troubleshooting, etc. Only by understanding the characteristics of the performance parameters of energy storage power station can they be effectively operated. The following are the performance parameter characteristics of energy storage power stations:
一、Battery cycle life
1、The number of cycles of a battery: The number of cycles of a battery refers to the number of times it can be charged and discharged, and is an important indicator for evaluating the battery's lifespan.
2. Deep cycle of batteries: The deep cycle of batteries refers to the depth of charging and discharging, which may affect the battery's lifespan.
二、Battery status parameters
1、SOC: SOC refers to the charging state of a battery, which represents the percentage of energy stored in the battery to the total capacity.
2、SOH: SOH refers to the health status of the battery, indicating its performance relative to the new battery.
三、Battery temperature
1、Working temperature range: The working temperature range of a battery refers to the suitable temperature range for battery operation, and exceeding this range may affect battery performance and lifespan.
2、Temperature distribution: The temperature distribution of a battery refers to the temperature distribution in different parts of the energy storage power station, ensuring the temperature balance of each module in the entire battery pack.
四、Charging and discharging efficiency
1、Charging efficiency: The charging efficiency of a battery refers to the energy conversion efficiency during charging.
2、Discharge efficiency: The discharge efficiency of a battery refers to the energy conversion efficiency during discharge.
五、Overall efficiency of energy storage power stations
1、System efficiency: The system efficiency of an energy storage power station refers to the overall efficiency of the entire energy storage system from battery charging to output.
2、Inverter efficiency: The inverter efficiency of an energy storage power station refers to the efficiency of the inverter in converting the direct current of the energy storage battery into alternating current.
六、Operation and maintenance parameters of energy storage power stations
1、Equipment operating time: The equipment operating time of an energy storage power station refers to the cumulative operating time of the equipment, which is used to calculate the availability and maintenance frequency of the equipment.
2、Maintenance records: The maintenance records of energy storage power stations refer to the records of regular equipment maintenance, including maintenance content and maintenance time.
七、Safety monitoring parameters for energy storage power stations
1、Environmental monitoring: The environmental monitoring of energy storage power stations refers to the monitoring of temperature, humidity, gas concentration, and other factors in the surrounding environment of the power station.
2、Equipment status: The equipment status of an energy storage power station refers to the status of various equipment, including parameters such as temperature, voltage, and current.
八、Load optimization parameters
1、Load distribution: The load distribution of energy storage power stations refers to the energy consumption distribution of each load, which helps with intelligent load scheduling.
2、Load power demand: The load power demand of an energy storage power station refers to the power demand of each load, used to adjust the output of the power station.
九、Data analysis parameters
1、Data collection frequency: The data collection frequency of energy storage stations refers to the frequency at which data is collected from battery packs and other critical equipment.
2、Data storage: The data storage of energy storage power stations refers to the capacity and storage period for storing historical data.
十、Fault response parameters
1、Fault detection time: The fault detection time of an energy storage power station refers to the time from the system detecting a fault to implementing emergency response.
2、Fault recovery time: The fault recovery time of an energy storage power station refers to the time from the occurrence of a fault to the restoration of normal operation.
十一、Network performance parameters
1、Communication delay: The communication delay of energy storage power stations refers to the communication delay between the power station and the monitoring center or cloud.
2、Data transmission rate: The data transmission rate of an energy storage power station refers to the rate at which data is transmitted from the power station to the monitoring center or cloud.