Enel X Positions VPPs and Demand Response for Businesses as Taiwan Tightens Energy Regulations

As AI data centers, high-performance computing (HPC), advanced semiconductor processes and AI supply chain manufacturing continue to expand, Taiwan is facing a new wave of electricity demand pressure. Taipower estimates that new electricity demand across Taiwan will rise 2.5-fold over the next 5 years. At the same time, the Executive Yuan has approved draft amendments to the Energy Management Act, requiring large power users with contract capacity above a certain threshold to install self-generation and energy storage systems within a designated period. With Taiwan's carbon fee also entering the payment stage this year, major electricity users are facing simultaneous challenges from rising power costs, supply stability and decarbonization requirements.

Enel X, a global leader in virtual power plants (VPPs) and demand response, said the regulatory changes will affect high-consumption industries including semiconductors, electronics manufacturing, AI data centers, metal processing, chemicals and large shopping malls. In the AI era, Enel X noted, enterprises are no longer dealing only with higher electricity prices, but also with the need to build resilient, autonomous energy dispatch capabilities. This marks a shift in corporate energy management from "power saving" to "energy asset management."

Enel X said energy storage systems, despite installation costs that can easily reach millions of dollars, should not be viewed merely as a regulatory expense. Through professional Behind-The-Meter (BTM) storage and Demand Response (DR) management, companies can reduce electricity costs, meet regulatory requirements, avoid penalties and turn storage assets into financial management tools that generate new revenue streams. As renewable energy penetration continues to rise, the intermittency of solar and wind power is making flexible power resources increasingly important. The International Energy Agency's latest "Electricity 2026" report also indicates that global energy management is shifting toward flexible electricity management, with companies expected to move beyond passive power consumption and develop the ability to respond dynamically to changes in the power system.

Enel X Taiwan stated that energy storage systems not only help large electricity consumers comply with regulatory requirements, but also serve as backup power sources while creating additional economic value. Depending on an enterprise's scale and electricity consumption profile, BTM energy storage systems can deliver one or multiple benefits simultaneously, including:

1. Time-of-Use (TOU) / Peak Shaving and Valley Filling: One of the most common applications of energy storage. Businesses can charge batteries during off-peak periods when electricity prices are lower and discharge them during peak-price periods. Based on Taiwan's current three-tier time-of-use tariff structure, the average price differential is approximately NT$4.7 per kWh, providing substantial opportunities to optimize electricity costs.

2. Avoiding Contract Capacity Overruns: By discharging stored energy during periods of peak electricity demand, energy storage systems effectively reduce peak load and alleviate grid demand. This enables businesses to lower the fixed basic charges associated with contracted capacity while avoiding significant penalties resulting from exceeding contracted demand limits.

3. Generating Revenue Through Ancillary Services in the Electricity Market: This represents a key opportunity for enterprises to monetize their energy assets. Through Enel X Taiwan's Virtual Power Plant (VPP), participating businesses can deploy their energy storage systems to support grid stability during periods of system stress, generating additional revenue while contributing to grid reliability.

4. Supporting 24/7 Renewable Energy Matching: For enterprises with international supply chain commitments, such as RE100 or the Carbon Border Adjustment Mechanism (CBAM), energy storage systems help maximize the utilization of renewable energy by storing surplus generation that would otherwise be curtailed, significantly improving the effectiveness and value of renewable electricity procurement.

Enel Group manages more than 10 GW of flexible power resources worldwide. Since 2016, Enel X has introduced its global VPP and demand response aggregation expertise to Taiwan, and is now planning to deploy a comprehensive integrated platform with battery storage optimization solutions. The platform will help enterprises automatically evaluate electricity tariffs, contract capacity, battery life and system safety limits to determine optimal charging and discharging strategies, enabling companies to participate in complex energy markets without additional operational resources. Enel X said that a company with a 1 MW / 2 MWh storage system could potentially generate more than NT$10 million in annual revenue by combining time-of-use price arbitrage, contract capacity management and ancillary services. As grid decentralization accelerates, behind-the-meter storage is no longer only a contingency tool for uninterrupted operations, but a strategic investment that strengthens operational resilience, optimizes power costs and supports a smarter, more flexible energy future.

【About Enel X】
Enel X Taiwan, a member of the Enel Group, partners with commercial and industrial customers to deliver energy management solutions that combine financial returns with sustainability. The company enables businesses to optimize and manage their energy assets comprehensively, helping them achieve decarbonization goals while enhancing competitiveness and reducing energy costs.
As Taiwan's leading demand response virtual power plant operator, Enel X Taiwan currently manages more than 280 MW of demand response capacity, providing professional energy management services to over 160 commercial and industrial customers across more than 200 project sites nationwide.

Source: Enel X (English Translation by EnergyOMNI)