MW level energy storage solution

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Components of MW level energy storage system

The compinerts of 1MW container type energy storage system

Battery and its management systemPower conversion systemmonitor systemauxiliary systemcustomized containerAir-conditioning thermostatic systemFire protection systemLithium ion secondary battery groupBattery management systemPower conversion systemMCS contol sysem

energy management systemEMS energy management system

option

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power conversion systemPCS

PCS is an important part of the energy storage system, which can change DC to AC when discharging, change AC to DC when charging, adjusted power quality, specific as below:rated capacity 500KVAefficiency 98%max input current 1176Arapid response time

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monitoring control systemMCS

Monitoring control system is the core of the energy storage system, responsible for all equipment monitoring and control.MCS Is mainly composed of the following parts:Main control/monitoring unit: including main control unit, monitoring unit, data storage unit, touch human-machine interface etc.Communication connection system: using CAN connection with BMS,PCS, cooling, fire-extinguishing system,UPS. Network module, remote monitoring moduleTo realize the remote connection.

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1MW Container type storage system

adopting suspended Anti-static floor, steel bracket and galvanized grille and removable floor;1.6mm galvanized steel attached to 60mm thick mineral wool for container roof and four walls baseline;Two pairs of leaf warehouse door at the end of the container, and installated stainless steel security doors, self-closing devices and internal emergency channel exitSpray acrylic polyurethane Raul color card at container outside, adapting coastal zones

1MW Container type storage system

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air conditioning systemfire protection systemcapacity cooling 38kW/indoor unitWorking voltage 380-415V, 3P3N, 50Hznoise 52dBa indoor, 59dBa outdoorTemperature range 20~30Working temperature -40~50Three monitoring fire detector2 monitoring alarm sound output interface (Single and dual tone)Single zone gas combustion unitThe adjustable gas release delay timerAutomatic/manual mode selection systemsystem status indicatorFire extinguishing manual release deviceIntegration power supply units

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Layout of 1MW ESS

1MWIn PCS power is 500kW in this MW ESS unite, might increase of decrease the power according to customer use.

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Electrical Design of 1MW energy storage system

There are 2sets 500KVA PCS in the 1MW container, which could provide maximum transfer power 1MW (output 270VAC, 3P3N), output ac 270 v cable connection to the booster -Y transformer, boost voltage up to 10KV/35KV then connect to power gridwhich is the same level with wind or photovoltaic power generation.

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1MW energy system control unit design

monitoring centerEnergy storage system dedicated serverBMSPCSfire protection,UPSinterchangerMCSworking principle:The main control system receives the grid data and corresponding instructions, through its internal algorithm derived adjusting instruction, issued to the PCS control charging and discharging of the energy storage system management.

2. The main control system receives the real-time data that is from B

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Application of MW level ESS in utility grid

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MW level energy storage systems technology advantages

advantages:1MW modular movable energy storage unit design R&D of critical technology Fast response rateHigh precision and high reliability control modeperfect monitoring functionBest environmental electrochemical cell stack and can be any combination