Hydrogen as an Energy Alternative

Industrial Microgrids

strategy

The Microgrid Solution
for Industry Leaders

Industrial users are high consumers of electrical power, with a need for control over production costs and energy reliability. Backup or standby power is also likely needed to keep operations running when the grid goes down. In other industrial cases, users need a form of portable power to replace a diesel generator. Oncore Microgrid does all three things: helps control energy costs, replaces diesel generators with clean hydrogen generators, and can be used as a standby/backup power generator.

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Water & Wastewater Facilities

The future starts today.

Oncore Microgrid » Applications » Industrial Microgrids

Hydrogen Fuel Cell Powered Microgrid

Summary

A shift in thinking is happening among national and global industry leaders. They are looking to move energy sources and production from a macro level (grid scale) to a micro level (local scale). This is the very definition of an industrial microgrid: generating power locally and improving energy resiliency. Investment dollars and proprietary knowledge have flowed into viable solutions that could work at scale for business. Oncore Microgrid has developed a solution to create industrial-sized microgrids using a combination of grid power, alternative energy power, and hydrogen fuel cell storage. 

Industry Scale

We get asked all the time, "But why hydrogen?" The reason is simple: hydrogen is a naturally occurring element that can be manufactured for use in energy production. Since there is no combustion, it is 100% safe and clean. It stores energy better than batteries, which makes it an excellent candidate as a backup power solution. Having a tank of hydrogen stored on-site is safer than a tank of propane. We believe it will be the future of energy in the U.S. and around the globe.

Components

Power Generation: Solar, wind, wave, hydroelectric, or hydrogen fuel cells

Energy Storage: Batteries and hydrogen bottles

Power Consumption: Users that require access to the energy

Microgrid Controller: Orchestrates the uninterrupted flow of power between production, storage, and consumption

Grid-Tied Utility: This is optional, and the microgrid will continue to operate independently when grid power is removed

Role of Hydrogen

Hydrogen’s role in the microgrid is two-fold:

  1. Energy Production: Bottled hydrogen is fed to a fuel cell where it recombines with atmospheric oxygen to make electricity. Clean water is generated in the process.
  2. Energy Storage: Surplus energy can be fed to an electrolyzer that splits water into hydrogen and oxygen. A compressor is used to store hydrogen in bottles for later use.

Hydrogen is an exceptional value for long-term energy storage because additional tanks are relatively inexpensive; the same electrolyzer and compressor can be used to fill tanks for 3 days, 7 days, or a month’s worth of backup energy. Hydrogen offers a long-term storage value that batteries alone cannot affordably reach.

Oncore Microgrid Power Generator

Oncore Microgrid builds custom solutions to meet the end-use case. Detailed engineering analysis is performed to right-size each of the major components:

  • Solar Array: detailed production forecasts and array recommendations for the target location
  • Fuel Cells: scale from 100 kW to 1 MW
  • Battery and Hydrogen Storage: sized for backup duration (hours or days)
  • Optional Electrolysis or Reformer: sized to refill the hydrogen tanks at a slow, moderate, or maximum rate

This flexibility allows us to design the optimal, right-sized solution for your requirements without over-engineering or unnecessary expense when it's not required.

Benefits

Unlike a single-use backup generator, a hydrogen microgrid can return value on a daily basis. Use a microgrid to store power when time-of-day rates are low and then run from that locally stored power when rates are excessive. Excess solar that would otherwise be lost can be bottled as hydrogen to use later or repurposed with hydrogen-fuel vehicles. Meet Environmental and Social Governance (ESG) goals with green hydrogen storage from renewable energy.

warehouse

Clean Energy

Replacement for traditional fuel

States like California are banning diesel generators, but industrial users still need uninterrupted power. The Oncore Microgrid system is a 1:1 replacement for diesel and natural gas generators. Instead of burning fossil fuels to produce electricity, Oncore uses bottled hydrogen and fuel cells. This is carbon-free and is acceptable for use in restrictive states. Any application where a diesel or natural gas generator would be used can be replaced by a hydrogen-powered electric generator.

medical equipment

Reduce Costs

Lower energy costs

Year-over-year increases in cost and demand for energy are unrelenting. With a capital investment in hydrogen power today, you can achieve predictable operational costs for the life of the system. Minimal maintenance costs are required for both the hydrogen fuel cells and water electrolyzers used to produce local hydrogen.

solar panels

Capture Solar

Capture Wasted Solar Power

Utilities are less interested in buying back solar generation than they have been in the past. This changes the economics of an investment in solar. Now, this solar energy must either be used immediately, stored, or lost altogether.

Oncore Microgrid is a storage solution that converts unused energy from solar and wind power into storable hydrogen fuel. An electrolyzer converts electricity and water into hydrogen, and then a compressor bottles this hydrogen gas for efficient storage.

The stored hydrogen can be used in several ways: stored in tanks to generate electricity with fuel cells, repurposed for powering vehicles, or sold as a commodity. This system is both self-sustaining and a way to make solar more financially feasible at scale. Some argue the cost is near $0/kg because the hydrogen was generated with solar power that would otherwise have gone unused.

power lines in desert

Resilient to Utility Blackouts

Bottle the sun

Hydrogen microgrids make utility blackouts a thing of the past. A microgrid uses local sources of power production and energy storage. The system is on constant standby and ready to power the load in a utility outage. Oncore Microgrid helps your operation keep production up, your lights on, and your business in motion. The system automatically detects outages and toggles to hydrogen fuel cell power within milliseconds, without any disruption to power.

Microgrid System Statistics by Power Level

One key problem with hydrogen microgrid solutions up until this point has been the level of power needed. Industrial needs are often greater than 100kW, which is much larger than our initial hydrogen power ecosystem (called Oncore Energy). This is why our team developed the scaled, industrial-sized solution. Our power solutions range from 100kW to over a megawatt in power capability.

1 MW800 kW600 kW400 kW200 kW100 kW
Fuel Cells (kW):1000800600400200100
Inverters (Count):201612842
Electrolyzer (kg/Day):75060045030015075
Tanks (kg):1000800600400200100
Auto-Transfer:msecsmsecsmsecsmsecsmsecsmsecs
Backup at 66% Load:24 h24 h24 h24 h24 h24 h
Refill H2:32 h32 h32 h32 h32 h32 h
Live Telemetry & Diag:
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Use Cases:
- Backup Power
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- Energy Arbitrage
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- Curtailed Solar
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- ESG
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Financing an Industrial Microgrid

Since Oncore Microgrid uses hydrogen, there are incentives available to cover 30%-80% of system costs in the form of rebates, tax credits, and grant programs. Depending on your situation, you may qualify for incentives to help make the capital expense of a microgrid well within reach.

strategy

Our nation is vested

The U.S. is vested in a National Clean Hydrogen Strategy and Roadmap, including $8 billion for Regional Clean Hydrogen Hubs.

tax savings

Incentives abound

Significant federal and state tax benefits or rebates are available. Some use cases qualify for 80% or more of cost reimbursement.

community and families

Benefits are local

Federal and state support is wonderful, but it's local employees, families, and communities that reap the benefits of clean, quiet, resilient, renewable energy - all delivered from the hydrogen microgrid.