Enbridge Gas Leads the Way in Power-to-Gas Innovation
Key Ideas
  • Enbridge Gas's power-to-gas plant in Markham, Ontario, produces renewable hydrogen through electrolysis and blends it with natural gas for grid injection.
  • The plant offers 2.5 MW of energy storage expandable to 5 MW, with a maximum theoretical hydrogen output of 1,080 kg/day, contributing to grid balancing.
  • Despite challenges in measurement and blending, Enbridge Gas successfully collaborated with Emerson's Chromatograph technology to maintain blend composition and achieve cleaner energy delivery.
  • Enbridge Gas is looking to expand its blending projects, with plans for a new project in Quebec and potential blending of up to 25% hydrogen by volume, aiming for cost savings and emissions reductions.
Enbridge Gas, a leader in the emerging technology of power-to-gas, operates a utility-scale plant in Markham, Ontario, Canada, in partnership with Cummins Inc. This plant uses electrolysis to produce renewable hydrogen, which is blended with natural gas for injection into the grid. The energy storage capabilities of hydrogen offer benefits for grid balancing and can be used beyond electricity needs, such as in mobility and transportation sectors. Enbridge Gas has successfully completed a contract with Canada's IESO for electrical grid balancing and is now exploring opportunities to expand its grid operations and transportation usage. The blending project faced challenges in measuring hydrogen concentration and BTU heating value in the blended gas, which impacted commercial aspects and infrastructural integrity. However, collaboration with Emerson's Chromatograph technology provided a solution to accurately measure blend composition, ensuring cleaner energy delivery. The success of the project has paved the way for future expansion, including a new blending project in Quebec and the potential for blending up to 25% hydrogen by volume using advanced technology. Overall, Enbridge Gas's innovative approach to utilizing clean hydrogen showcases the potential for energy companies to achieve net zero goals while reducing costs and environmental impact.
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