Data Centers
& Grid Stability
& Grid Stability
The biggest execution risk to 403.
May 2026
GridStrong is
AI for Grid Stability
Loads online faster. While strengthening the grid.
DOE OE CONTRACT CWX-010-030
AI4IX
Automating model quality testing for speed to power.
We compress the engineering workflow that holds up generation interconnection studies, getting more power online faster. The grid operators and utilities on the map are our current AI4IX partners and customers.
Same partners. Same engine. Now extended to load.
Active deployment
Engaged / pilot
THE TECHNICAL HOLE
The grid can't see these loads.
Whatever FERC issues on June 30 directs utilities to model computational loads as dynamic resources. Today, the standard composite load model does not represent power-electronic data centers. Utilities are being asked to build something the industry has not built yet. Without an industrial answer to that modeling problem, 403's signature directive has no implementation arm.
THE CONSEQUENCE
Implementation gap is what creates legal exposure.
Section 403 was used sparingly for forty years. The October 2025 letter is the rare exercise. A rule that lands cleanly defends itself. A rule that lands without a deployment partner is the one that draws the courthouse.
No one ever complained about
flawlessly executed American dominance.
flawlessly executed American dominance.
WHAT THE STANDARD MODEL SHOWS
A clean voltage event
Smooth sag. Clean recovery. No reclose. Phasor domain. 4 ms time step. Aggregated motor-style load.
WHAT ACTUALLY HAPPENED · JUL 10 2024
1,500 MW in 82 seconds
Single 230 kV fault. Six reclose attempts. Voltage sensitive data center loads tripped simultaneously. Many facilities transferred to UPS or backup. Some required manual reconnection.
VOLTAGE SWELLS
Real grids have both. Swells damage power supplies.
TIME DELAYS
Real protection has delays. The delays are what matter.
AUTO RECLOSING
Real faults always reclose. July 10 2024 had six.
FREQUENCY
Real data centers trip on frequency too, not voltage alone.
VENDOR LAYERS
Real facilities have layered, vendor-specific protection.
OLD
PSPD · RMS · PHASOR
~4 ms
1 / 4 cycle
NEW
ELECTROMAGNETIC TRANSIENT
10 to 50 us
sub cycle
When NERC says verify ride through, they mean EMT. When ERCOT says demonstrate NOGRR-282 compliance, they mean EMT. What FERC orders on June 30 will require EMT in everything but name.
ERCOT
≥75 MW LLI · ≥25 MW visibility
NOGRR-282 ride-through · NPRR 1308 LLIS
ACTIVE
PJM
Manuals 14H / 14C / 14G
FERC EL25-49 directive (Dec 2025)
RULEMAKING
DOMINION
PEILL ≥ 50 MW
PSS/E dynamic models · six-event ride-through
ACTIVE
SPP
HILL framework
~90-day study, RR696
ACTIVE
MISO
TO-led with MISO planning
MTEP Attachment FF · local TO guides
ACTIVE
NYISO
TEI process
SIS/SR with dynamics + telemetry
ACTIVE
CAISO
Via PTOs (PG&E / SCE / SDG&E)
PG&E TIH primary reference
ACTIVE
ISO-NE
PTO-led
PP5-6 studies · composite load model
EVOLVING
AESO
Phase 1 cap: 1,200 MW DTS
Phase 2 consultations underway
CAPACITY-LIMITED
IESO
≥20 MW step loads recognized
Market Rules Ch. 4
EVOLVING
ACADEMIC + LAB EXPERTISE
The science substrate
MANITOBA HVDC RESEARCH CENTRE
PSCAD tool stewardship. The original EMT platform.
ELECTRANIX
The engineers who built PSCAD. Specialty EMT consulting.
SIEMENS PTI
PSS®E and OEM data authority.
PNNL
Federal research substrate. Potential national-lab partner.
EPRI
Industry research neutrality.
COMMERCIALIZATION LAYER
GridStrong
We turn lab-grade modeling primitives into production tooling utilities will accept on first review. Audit-ready, vendor-validated, on a 91,000 requirement-indexed regulatory substrate. Your federal dollars do not sit on a shelf. They ship.
OUR EXISTING AI4IX PARTNERS AND CUSTOMERS
Already deployed on generation. Carrying directly into load.
MISO
ISO-NE
CAISO
ERCOT
DOMINION
PORTLAND GENERAL
SOUTHERN
NEXTERA
ENGIE
INVENERGY
WHAT WE BUILD
Vendor-validated EMT modeling for computational loads.
NERC technical committees adopt. FERC's record cites the consortium's work as the implementation evidence the rule needs. Utilities clear interconnection studies on industry-standard models, not utility-by-utility improvisation.
WHO BUILDS IT
The team and partners DOE is already funding.
GridStrong leads commercialization. The science substrate (Manitoba, Electranix, Siemens, EPRI, PNNL) wraps in. The four grid operator partners and three utility customers on slide 2 move into the load track on day one.
HOW IT GETS FUNDED
A new OE grant. Parallel. Clean.
Separate contract for load modeling, with its own deliverables, timeline, and budget. The current AI4IX investment continues uninterrupted on its own track.
WITH THE CONSORTIUM
2027
Industry converges on a vendor-validated EMT modeling framework for computational loads. Reviewed and adopted by NERC technical committees.
FERC's June order has an implementation arm. CLE-class interconnections close on industry-standard models rather than utility-by-utility improvisation.
DOE's signature data-center initiative produces a durable, visible reliability deployment. The Trump administration's energy dominance story is grounded in real infrastructure.
U.S. data center buildout proceeds at the pace the AI economy demands. The grid keeps up because the modeling kept up.
WITHOUT IT
2027
Each utility approaches load modeling on its own timeline. Regional convergence takes three to five years.
FERC's rule lacks a coordinated implementation record. The legal challenges that are coming have an easier target.
Hyperscaler buildout shifts toward jurisdictions where the modeling problem is not blocking interconnection.
DOE still wants the same outcome. It takes longer, costs more, and arrives after the AI window has narrowed.
Left to its own devices, the utility industry takes five years to solve this and the data centers go elsewhere.