Industrial pumps account for up to 20% of the world’s electricity consumption, yet they often remain out of sight and out of mind. Even a marginal efficiency improvement of just one percent would save around 59 TWh of energy and prevent 28 million tons of CO₂ emissions, comparable to the annual electricity demand of an entire country like New Zealand. In many cases, however, efficiency gains of 20 to 30 percent are achievable, especially in pipeline operations where pump fleets operate across vast distances, under changing conditions and with varying fluid properties.

Despite their importance, many operators assume that a pump running reliably is also running efficiently. Data from more than 400 pumps monitored through Sulzer’s BLUEBOX™ predictive maintenance platform shows otherwise. A majority were operating outside their ideal range for more than half of their runtime, and a significant proportion had the potential to save tens of thousands of dollars annually through optimization alone.

For pipeline operators, the potential is particularly striking. Ageing infrastructure, fluctuating operating conditions and evolving fuel types all contribute to inefficiencies. On average, a single mainline or booster pump could save nearly $40,000 a year through improved efficiency. When multiplied across an entire network, annual savings can reach into the millions. In one case, a U.S. operator stood to save more than $1.5 million by improving the performance of 38 BB1 pumps. Another operator in Pakistan could save approximately $500,000 annually by optimizing just four BB3 pumps. These examples are far from isolated; many pumps in oil and gas environments can achieve substantial five‑ and six‑figure savings.

As fuels evolve, with increasing use of additives, e‑fuel blends or entirely new transport mediums such as hydrogen, pipeline systems and their pumps must adapt. Several countries, including Japan, the United States and parts of Europe, are already exploring how existing oil and gas networks can be repurposed for hydrogen transport and carbon capture. These shifts will only heighten the need for efficient, responsive pump systems that can operate reliably across new conditions.

Maximizing pump efficiency requires an end‑to‑end approach that goes well beyond periodic inspections. Traditional efficiency programs tend to focus on major assets like boilers or turbines, overlooking the cumulative impact of high‑energy pumps and often failing to capture the operational context over time. A more holistic process integrates deep technical expertise with digital tools, machine learning and continuous monitoring, creating a closed‑loop system that sustains improvements rather than delivering one‑off gains.

The process begins by establishing a performance baseline. Historic and real‑time operational data is compared with original design parameters to identify where and why a pump is drifting away from its best efficiency point. From there, a range of retrofit options can be considered, allowing operators to strike the right balance between energy savings, carbon reduction, CAPEX, OPEX and desired payback periods. Upgrades might include hydraulic re‑rating to match current operating conditions, enhanced mechanical components to reduce losses, or advanced surface treatments that minimize friction.

Once improvements are implemented, continuous monitoring ensures that the expected energy savings are actually realized. Efficiency guarantees and performance‑based agreements offer operators additional assurance while reinforcing long‑term optimization.

A recent project illustrates the scale of impact that a structured approach can deliver. An international oil company asked Sulzer to improve the performance of four BB5 lean amine pumps at a European facility. After a thorough audit, Sulzer engineered a new hydraulic bundle that fit the existing barrel design, minimizing downtime and cost. The upgrade, supported by advanced coatings and tighter clearances, resulted in more than a five percent improvement in energy efficiency. This translated into annual savings of €5.3 million and a reduction of 7,751 tons of CO₂ emissions.

Industrial pumps represent one of the most powerful levers for improving energy performance in pipeline operations. By pairing digital intelligence with engineering know‑how, operators can significantly reduce operating costs, strengthen reliability and support long‑term sustainability objectives. Across entire networks, the cumulative potential is transformative: Savings, reduced emissions and critical infrastructure made more resilient for the future.