ON-SITE PROCUREMENT

Solving Microgrid Complexity Through On-Site Energy Optimization

Helping a leading automotive manufacturer redesign and expand an existing microgrid environment to improve performance, reliability, and long-term value.

20+

Developers engaged

2+ MW

Additional solar capacity installed

$10+

Positive expected net present value per MWh produced

Industry

Manufacturing 

Country

USA

FOcus

On-Site Procurement 

Client Type

Leading Automotive Manufacturer

Existing infrastructure does not always guarantee optimal performance

As distributed energy systems become more complex, organizations increasingly face challenges that extend beyond adding generation capacity. 

Microgrids often evolve over time through multiple technologies, vendors, and operational priorities. As additional assets are introduced, interactions across systems can create unintended inefficiencies and operational uncertainty. 

In these environments, optimization can become just as important as expansion.

The challenge

A leading automotive manufacturer had previously deployed fuel cells and on-site solar generation at its California headquarters, creating a highly customized microgrid environment. 

As the organization explored additional solar capacity, interactions between existing systems introduced growing complexity. 

Questions emerged around system performance, available site capacity, and whether existing infrastructure was being fully utilized. 

The challenge was not simply identifying additional generation opportunities. It involved understanding how multiple technologies could work together within a constrained operating environment.

Key considerations:

  • Existing fuel cell infrastructure 

  • Solar and system interaction complexity 

  • Site capacity limitations 

  • Long-term operational efficiency 

  • Customized microgrid architecture 

  • Reliability requirements

Polar's approach

Polar analyzed multiple pathways for expanding on-site generation while evaluating technical interactions across existing and proposed systems. 

Rather than treating new capacity as a standalone addition, the engagement focused on understanding how infrastructure decisions would influence overall system performance. 

The team worked closely with technical partners and engaged developers to create customized configurations tailored to the client’s operating environment.

From infrastructure analysis to procurement strategy

The engagement expanded beyond technical evaluation into a structured procurement process. 

Polar engaged more than twenty developers and conducted a robust RFP process designed to identify optimized pathways for system expansion. 

This approach allowed multiple design alternatives to be assessed across technical performance, reliability, and implementation feasibility. 

Five-phase competitive solicitation process:

Key elements of the solution:

  • Assessment of multiple infrastructure configurations 

  • Technical evaluation across system interactions 

  • Developer engagement and market participation 

  • Structured procurement process 

  • Customized microgrid designs 

  • Control system recommendations supporting reliability 

Results

20+

Developers
Engaged

Expanded visibility across multiple infrastructure pathways. 

2+ MW

Additional Solar capacity installed

Created additional generation capacity within the existing site environment.

$10+

Positive expected net present value per MWh produced

Improved long-term value generation and economic performance.

Following technical analysis and procurement activities, the client selected an approach that expanded generation capacity while introducing additional control systems designed to improve performance and reliability. 

Outcomes achieved:

  • Expanded on-site generation capacity 

  • Improved microgrid reliability and efficiency 

  • Increased utilization of available infrastructure 

  • Evaluated multiple configuration pathways 

  • Supported long-term operational performance 

  • Created stronger economic outcomes 

Optimizing existing infrastructure before expanding it

Adding new energy assets does not always solve underlying system challenges. 

In increasingly interconnected environments, infrastructure performance often depends on how technologies work together rather than how they operate independently.

Key takeaway:

Microgrid complexity often grows faster than infrastructure planning. 

As organizations continue adding distributed energy assets, system interactions become increasingly important. 

Long-term value frequently depends not only on capacity expansion, but on understanding how infrastructure components perform together.

Evaluating opportunities to improve on-site energy performance?

Connect with our team to explore approaches designed for complex distributed energy environments and long-term infrastructure optimization.

Alvaro E. Pereira

Head of Advisory

Alvaro is an energy economist with over 25 years of experience in economic, technical, and policy analysis with expertise in renewable energy, decarbonization, and energy markets. Prior to joining Polar, Alvaro led Enel X’s global net zero consulting team, responsible for delivery of SBTI-target setting and decarbonization services to several Fortune 500 customers and their value chains.  He has reviewed and supported 1000s of MWs of generation projects and power and certificate purchase agreements from multiple renewable energy types including solar, wind (onshore and offshore), hydro, biomass, and geothermal. 

He joined Enel X from Daymark Energy Advisors, where he worked in a variety of areas including energy procurement, renewable energy project analysis and pro forma development, regulated rates and cost analysis, and analyses of energy and capacity market rules, prices, and performance.  

Prior to Daymark, he was with the Massachusetts Department of Energy Resources and led the analytics group responsible for economic and technical analyses of energy policies, programs, and regulatory filings, including development of the statewide regulations for renewable portfolio standards, energy efficiency programs, and the RGGI carbon market.   He also served on the state’s energy procurement committee alongside representatives from the state’s facilities’ office, the Attorney General’s Office, and other agencies. 

Dr. Pereira is an experienced expert witness in regulatory proceedings involving energy markets, utility regulation and regulated rates, and renewable energy costs and benefits. He also has expertise in rate design and analysis, demand resources, and economic-impact modelling and forecasting.  He holds a Masters in Transportation and Ph.D. in Regional and Urban Economics from Massachusetts Institute of Technology.