BESS Visual

PCS Dispatch Efficiency

How one PCS efficiency curve turns into different realized values depending on dispatch.

PCS Dispatch Efficiency

How one PCS efficiency curve turns into different realized values depending on dispatch.

0.4 MVA PCS / weighted eta
realized one-way eta98.49%
one-way loss1.51%
mean load38%
probe point98.59%
Typical cycling152 kW mean / peak 98.6% near 38% load
Conversion curve and dispatch histogram0.4 MVA PCS / time weighted
97.898.098.298.498.6one-way efficiency (%)10%40 kW20%80 kW30%120 kW40%160 kW50%200 kW60%240 kW70%280 kW80%320 kW90%360 kW100%400 kW0%25%50%75%100%time at load - drag barspeak 98.6%steep part-load skirtmean 38%realized 98.49%50% / 98.59%
A realistic mix of low-load and mid-load operating time.realized = curve weighted by time / mean load 38%
Drag bars to set time-at-load. Drag the dot on the curve to inspect a single operating point. The headline efficiency is the curve weighted by dispatch time.
Equipment visualization - select a dispatch profile, drag histogram bars, or move the curve probe to see realized PCS efficiency.

Equipment visualization - select a dispatch profile, drag histogram bars, or move the curve probe to see realized PCS efficiency.

About this visualization

How one PCS efficiency curve turns into different realized values depending on dispatch. This interactive diagram is part of the BESS.engineer visuals library — practical, engineering-led explanations of grid-scale battery energy storage. Use the controls above to explore it, or download a GIF from the library view.

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