From Backup to Backbone: How Industrial Power Strategy is Being Rewritten

The phasing out of diesel may be imminent, but not immediate. Diesel generators provide the best guarantee for long-duration power backup at a reasonable cost. However, their application is changing as they are tied to grid power, energy storage and renewables as part of a cohesive energy system.

September 23, 2026. By News Bureau

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articles

Anuj Jalan

Tandhan Power

Industrial Power Strategy

Diesel generators

Redefining Power Reliability

Passive Backup

For years, the way power infrastructure was integrated into industrial setups was quite simple, as it was mainly designed to ensure a smooth operational flow while preventing interruptions when the national grid failed. Power was considered an important operational requirement, and backup systems were a kind of insurance policy against breaks. However, the landscape of energy is undergoing a paradigm shift, both nationally and globally.

The ongoing automation, digitalisation and increasing energy intensity of Indian industries have transformed power and elevated it to a strategic asset that directly influences how efficiently production runs, what it costs to do so, and how companies withstand external circumstances to remain competitive.

The discussion around power is expanding beyond ‘keeping the lights on during an outage’ to encompass the development of integrated energy architectures to boost efficiency, reliability, adaptability, and sustainability.

This shift comes at a critical point, when industrial consumption of energy keeps on escalating while businesses are grappling with growing energy expenditures, environmental commitments and increasingly sophisticated energy demands. It is no longer just a question of sourcing power, but of constructing a more cohesive energy framework that allows the integration of various power sources and technologies.

Redefining Power Reliability

Earlier, power reliability was simply about whether electricity was available. Today, that is no longer the case. With industries relying on automated production lines, precision machinery, refrigeration and digital systems, even brief power interruptions or voltage fluctuations can cause production losses, equipment damage and supply-chain delays.

This is driving a major shift towards energy resilience from the concept of backup power supply options. While backup systems activate when the primary source fails, a resilient energy ecosystem is usually designed in such a way that it absorbs disruptions and keeps critical operations running.

As a result, energy resilience is becoming a key consideration right from facility design and expansion to long-term business planning.

Evolving from Passive Backup to Active Energy Assets

Businesses are changing how they view energy storage systems. Traditionally used during outages, modern Battery Energy Storage Systems (BESS) can now help manage peak demand, support renewable power, provide short-term backup and improve overall energy efficiency.

This shift from backup to an active energy asset is changing investment decisions of companies. Energy infrastructure is now valued not only for emergencies, but also for the benefits it delivers in day-to-day functioning.

Essential Need for Flexibility for Renewables to Grow

The growth of renewable energy is reshaping industrial power strategies. Solar and wind energy can help businesses diversify their energy sources, reduce the burden of conventional fuel prices, and lower their carbon footprint. However, their variable generation can be a challenge for industries that need a reliable round-the-clock power supply.

Energy storage can help bridge this gap by storing excess renewable power and supplying it only when demand is high or when renewable generation is low.

Combining storage with captive generation, grid supply and open-access power can create a more flexible and reliable energy system. The focus is therefore shifting from simply adopting renewables to integrating different power sources to meet business needs consistently.

The Birth of Data-Driven Energy Management Systems

Among key shifts being witnessed now is the use of data to manage industrial power. Businesses now have better operational visibility into when, where and how much electricity they use. Advanced monitoring systems can track consumption, identify inefficiencies and provide insights that traditional methods could not.

This allows businesses to transition from treating electricity as a fixed overhead and focus on optimising and driving better efficiency. Operations can be shifted to suitable time periods, storage can support peak demand, and renewable generation can be better aligned with operational needs.

Power management is therefore becoming more responsive to business requirements, with even small efficiency gains making a difference for large-scale manufacturers.

New Technologies Replacing Diesel Not Likely

Their role is changing nonetheless. Emerging new technologies in the energy industry are certainly looking to push them into the realm of the potentially obsolete.

The phasing out of diesel may be imminent, but certainly not immediate. If your business requires significant uptime in the case of an extended outage or blackout, then a diesel generator provides the best guarantee for long-term power generation at a reasonable cost too. What is changing is the application of these diesel generators. They are being tied to grid power, energy storage and renewables not as stand-alone backups, but as part of a cohesive energy system.

In this manner, various energy production sources come into use in tandem to fill demand while maintaining overall power consistency. The shift is less about replacing technologies, and more about making them complementary to each other.

The Competitiveness Concern Associated with Power

Power, although an indispensable item in industrial production, is more than that to certain energy-intensive operations. Tariffs, peak hour premiums, fuels, along with reliability issues, make electricity, as a part of manufacturing cost, a critical input and hence influence industrial operation.

With efficient supply of power, power has started playing a significant role in investment decisions on a new industrial project. Besides other factors such as land, logistics and skilled resources, management of power on an economically viable and reliable basis is considered significant in business decisions nowadays.

A company can improve its competitive position if control over the power cost can be maintained, along with overall efficiency and reliability. Manufacturing growth prospects with the large FDI to the nation, along with expansion of manufacturing units in India, can make effective power management imperative to business and competitive decisions for most of the companies.

Future Factory Energy Architecture

The paradigm shift being seen now involves an integrated energy system. Businesses must now look at the grid, generators, solar, UPS and battery storage not as individual systems, but as combined energy systems. They must be implemented in a way so they supply the most power at the least cost.

Integrated energy architecture could facilitate the responsive, efficient and affordable delivery of power where and when it is required. Industrial power moving forward must therefore be an integrated energy system.

- By Anuj Jalan, Managing Director, Tandhan Power