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Containerised storage installation used for industrial peak shaving

Solution

Stop paying for fifteen minutes of the month

Industrial tariffs bill the highest measured interval across the whole billing period. Storage discharges through that interval so the meter never records it.

In short. ZCForest peak-shaving systems are containerised or cabinet LiFePO4 storage sized against a site's measured interval data. The battery discharges through the facility's peak window to cut demand charges and time-of-use energy cost, and recharges on the cheapest overnight tariff slot.

What it is

The mechanism, not the marketing

A peak-shaving system is a battery, a power conversion system and a controller that watches the incoming meter. When site demand approaches the threshold you have set, the battery supplies the difference. The utility never sees the peak, so the demand charge never records it. Everything else — solar self-consumption, arbitrage, backup — runs as a secondary objective around that constraint.

In ZCForest's Vietnamese textile project, demand-charge reduction proved larger than the original financial model assumed — a pattern common enough that it is worth modelling deliberately rather than as a rounding item.
Containerised storage installation used for industrial peak shaving

How we deliver it

Six stages, same on every project

01

Measure

Twelve months of half-hourly interval data plus the tariff structure. The shape of the curve sizes the capacity; the height of the peak sizes the PCS.

02

Model

Dispatch simulation against the real tariff: demand-charge reduction, energy arbitrage and solar self-consumption evaluated together rather than separately.

03

Specify

Capacity, PCS rating, cooling strategy and communications mapping, issued as a project parameter sheet rather than a generic datasheet.

04

Deliver

Production, export documentation, shipping and destination clearance, with trade-finance terms agreed in the contract stage.

05

Commission

Site preparation requirements issued in advance; remote or on-site commissioning, with engineer dispatch available for large projects.

06

Operate

Live telemetry to your operations centre, alarm management, and 24/7 remote diagnosis in English and Chinese.

Outcomes

What changes on site

The demand charge stops setting itself

The controller holds site draw below the threshold you set, so a single process start no longer defines the month.

Peak-window energy comes from the battery

Discharge through the highest-tariff hours, recharge on the cheapest overnight slot.

Solar becomes worth more

Surplus generation charges the battery instead of exporting at a tariff below what you buy back at.

Capacity without a connection upgrade

Where the utility will not reinforce the supply, storage carries the peak locally.

FAQ

About peak shaving & demand-charge management

How much can we actually save?
It depends on your demand-charge rate, your peak-to-off-peak spread and how spiky your load is. ZCForest models it against your interval data before quoting rather than publishing a percentage that would not apply to your site.
Does peak shaving conflict with backup?
They compete for the same stored energy. A system optimised purely for demand-charge savings may hold less reserve than one specified for outage cover. The trade-off is a sizing decision made during design.
What is the typical payback?
ZCForest's South American project archetype indicates 4–6 years depending on local tariff and incentives. Your figure comes from your tariff, not from a brochure.
Can the system be expanded later?
Yes. The C&I range is modular — capacity is added in stages without replacing the installed system.

Model peak shaving for your site

Send the data and we run the numbers before anyone talks about equipment.