Replies

TECHNO-ECONOMIC & THERMODYNAMIC DESIGN REPORT

Project Title:Integrated Multi-Commodity Co-Generation Facility utilizing a 4-Pad Advanced Boiling Water Reactor (ABWR)

Complex Location:Corpus Christi Bay, Texas, USA

Target Delivery Zones:Coastal Bend Industrial Corridor & Austin Municipal Hydronic Network

Date:June 7, 2026 1.

EXECUTIVE SUMMARY This report details the architectural, thermodynamic, and financial design parameters for a scaled multi-commodity co-generation plant coupled with a four-pad Advanced Boiling Water Reactor (ABWR) power station. Operating at a typical 90% Capacity Factor (CF), the facility repurposes low-grade thermal waste heat to eliminate the energetic penalties typical of conventional seawater desalination and carbon capture. By integrating Vacuum Freeze Desalination (VFD), low-temperature adsorption chilling, in-situ chemical electrolysis, and electrochemical carbon reduction via nanodiamond catalysts, the complex transforms a baseline power asset into a symbiotic regional utility infrastructure.

2. METROPOLITAN SYNERGY & SYSTEM MASS BALANCE

2.1 Raw Intake and Phase Separation Mechanics The four-pad ABWR complex rejects a combined 9,252 MW of thermal waste energyvia its low-pressure turbine condenser loops. This energy is harvested as 50°C water to drive the co-generation infrastructure.

[ 4-PAD ABWR COMPLEX ]
(Rejects 9,252 MWth at 50°C)
│
▼
[ ADSORPTION CHILLER MATRIX ]
(COP 0.40 -> 3,700 MWth Cold)
│
▼
[ 30°C Raw Seawater Intake ] ──► [ TITANIUM PHE ] ──► [ 1°C Pre-Chilled Feed ]
(370,080 t/hr) ▲ │
│ ▼
(Recovers Cold via -2°C Brine) [ TRIPLE-POINT CHAMBER ]
│ (0.611 kPa Vacuum)
│ │
(74,380 t/hr) └──────────────────────┼──► 88.0% Cold Liquid Brine
├──► 1.4% Pure Vapor
└──► 10.6% Pure Ice Slurry

Gross Seawater Processing Intake:370,080 metric tonnes per hour.

Pre-Degas Outgassing Capture:Acidification to a pH below 5.0 using in-situ produced Hydrochloric Acid (HCl) forces marine bicarbonates into dissolved CO₂. At a 4.0 kPa vacuum threshold, 25.38 metric tonnes of pure CO₂ gasare stripped hourly without vapor dilution.

Triple-Point Multi-Phase Split:The pre-chilled 1°C seawater is mechanically atomized inside a 0.611 kPa vacuum chamber. The thermodynamic balance yields:
Pure Water Vapor Fraction (1.4%):5,181 metric tonnes per hour.
Pure Solid Ice Fraction (10.6%):39,228 metric tonnes per hour.
Cold Liquid Brine Fraction (88.0%):325,671 metric tonnes per hour exiting at -2°C.

2.2 Fluid Loop Optimization The 5,181 tonnes/hour of water vapor condenses over internal tube bundles. This pure distillate matches the hydraulic washing demand of the ice crystals inside the wash columns. The surface brine is rinsed back into the discharge stream, allowing 100% of the generated ice to serve as unadulterated product water.

3. DISTRICT THERMAL & INTER-CITY HYDRAULICS 3.1 Corpus Christi Thermal Footprint The washed ice slurry retains its latent heat of fusion (333.5 kJ/kg), creating a continuous export capacity of 3,634 MW_th of cooling energy .

Summer Infrastructure:The slurry passes through a specialized wide-gap shell-and-tube Titanium Slurry Heat Exchanger at the plant boundary. It chills a closed-loop system of 25% inhibited propylene glycol antifreeze to 4°C, which is pumped directly into the Corpus Christi urban core through four parallel 2.3-meter internal diameter pipelines. This completely fulfills the 1,500 MW peak commercial cooling demand of the city, exporting the surplus to industrial refineries.

Winter Heating Pivot:During winter, the unneeded ice slurry is diverted internally to assist the economizer heat exchanger, lowering the raw intake temperature to 2°C for free. The deactivated adsorption chillers release a massive block of 50°C steam, which is routed to radiant heat exchangers. This flips two of the four pipelines into a 45°C supply / 30°C return district heating grid , providing 65,413 MWh_th of radiant space-heatingcapacity daily to municipal consumers.

3.2 Austin Inter-City Pipeline Parameters After satisfying Corpus Christi’s regional municipal baseline, a surplus of 643,520 m³/day (170 MGD)of pure melted product water is pumped inland to Austin through a 196-mile (315.4 km) high-pressure transmission corridor.

[ Corpus Christi Bay Plant ] ──► PUMP STATIONS ──► [ 196-Mile Triple Pipeline ]
│
Static Lift: 486 ft (To Lake Austin)
Friction Loss: 1,030 ft
│
▼
[ Austin Lakes ]

Velocity Envelope:The pipeline limits fluid velocity to a highly efficient 1.4 m/sto minimize boundary-layer turbulence, deploying three parallel 1.5-meter (60-inch) carbon steel lines.

Head Loss Dynamics:Over the 196-mile span, friction generates a dynamic pressure drop of 1,030 feet. Combined with a static elevation lift of 486 feet from sea level to the Lake Austin conservation pool (493 ft above sea level), the system operates against a Total Dynamic Head (TDH) of 1,516 feet .

Pumping Energy Requirement:The continuous electrical workload to maintain this trans-Texas hydronic flow is 41.0 MW , drawing 1.06% of the facility’s gross electrical output.

Terminal Storage Capacity:Drop outfalls discharge directly into Lake Austin and Lady Bird Lake. A controlled 3-foot elevation headspace flex across these reservoirs provides a combined 2,020.6 million gallons of emergency storage , functioning as a 12-day standalone municipal supply buffer.

4. ELECTRICAL PROFILES & OFF-PEAK FUEL SYNTHESIS

4.1 Daily Electrical Balancing (ERCOT Grid Impact) Gross daily electrical production from the four-pad ABWR block is 117,158.4 $\text{MWh}_e$ . Continuous desalination vacuum blowers, 20-bar water wash separation pumps, and long-distance pipeline boosters draw a steady 74.64 MW parasitic load .

Daytime Grid Export Phase (16-Hour Window)
Gross Generation: +78,105.6 $\text{MWh}_e$
System Parasitic Draw: -1,194.24 $\text{MWh}_e$
Net Peak Day Grid Export: 76,911.36 $\text{MWh}_e$

Nighttime Off-Peak Phase (8-Hour Window) During the night, the plant diverts a 266.46 MWblock of internal power to clear the daily buffer tanks of the 781.4 metric tonnes of captured marine CO₂.
Gross Generation: +39,052.8 MWh_e
System Parasitic Draw: -597.12 MWh_e
Electrochemical Reactor Load: -2,131.68 MWh_e
Net Off-Peak Night Grid Export: 36,324.00 MWh_e

4.2 Boron/Nitrogen Co-Doped Nanodiamond Catalyst Performance The carbon reduction loop utilizes an advanced 12-electron pathway cell stack operating at a 93.2% Faradaic Efficiency (FE) for ethanol production .

Chemical Throughput:Sustaining an electrical current of 1.1 million Amperes at an optimized 2.5 V cell potential reduces the 781.4 tonnes of daily CO₂ into 409.08 metric tonnes (518,483 liters / 136,974 gallons) of pure fuel-grade ethanolevery night.

Hydrogen Evolution Co-Product:The 6.8% Faradaic side-reaction splits water molecules to co-generate 7,836.4 kg of green hydrogen gas daily , which is collected for immediate regional industrial sale.

5. REVENUE LEDGER & COMMODITY SUMMARY The economic viability of the four-pad complex is driven by four high-volume, uncorrelated revenue streams. This layout buffers against seasonal fluctuations in the ERCOT electricity spot market.

Daily Commodity Generation & Revenue Matrices

[ DAILY INDUSTRIAL REVENUE BALANCE SHEET ]
⚡ GRID ELECTRICITY SALES 💧 PURE WATER WHOLESALE
───────────────────────── ───────────────────────
113,235 MWhe Total Export 941,483 m³ Processed
Summer Revenue: $7,203,648 Wholesale Value: $1,045,046
Winter Revenue: $4,529,400 (Austin & Coastal Bend)

❄️🔥 DISTRICT THERMAL UTILITY 🚗 CHEMICAL COMMODITIES
─────────────────────────── ───────────────────────
Summer Cooling: $2,985,615 Pure Ethanol: $225,540
Winter Heating: $1,254,495 Green Hydrogen: $31,345
Grid Electricity Export:Billed at an average summer peak tariff of $120/MWh for daytime hours and a $45/MWh winter baseline.

Municipal Freshwater Sales:Wholesale pricing structures index pure product water at a conservative $1.11 per cubic meter ($4.20 per 1,000 gallons)across both metropolitan boundaries.

District Cooling/Heating Utility Credits:Billed using an equivalent energy offset formula.

Summer cooling replaces traditional mechanical municipal AC chillers (HVAC COP 3.5), saving the urban core 24,919 MWh_e of high-tariff grid power.

Winter heating is priced to compete directly with commercial natural gas boilers indexing at $4.00 per MMBtu.

Chemical Commodities:Denatured ethanol indexes at $0.435 per liter, with the green hydrogen stream valued at a standard $4.00 per kilogram.

6. SITE PLAN & MECHANICAL DIMENSIONAL REQUIREMENTS The physical facility requires a total coastal footprint of 52 Acres , situated within 500 meters of the primary ABWR turbine structures to prevent thermal distribution losses.

The Titanium Economizer Matrix:Configured as a bank of sixteen parallel free-flow plate blocks, requiring a total combined heat transfer area of 51,200 m²to handle the high fluid velocity without scaling.

The Barometric Extraction Core:To discharge the 325,671 tonnes/hour of cold liquid brine using gravity siphon seals, the plant deploys eight parallel down-pipes, each 5.2 feet (1.58 meters) in diameter , dropped vertically down a 34.2-foot structural shaft.

Gas Buffering Footprint:Five heavy-duty spherical gas pressure tanks, each 18 meters in diameter, hold the daytime carbon capture buffer at a stable 5 bar (72.5 psi), minimizing compressor work before the nightly synthesis loop triggers.

Technical Blueprint Conclusion This system architecture achieves absolute optimization of the nuclear asset. By utilizing a four-pad ABWR complex as a multi-commodity hub, the design eliminates thermal waste, secures a drought-proof water pipeline for Central Texas, and generates clean fuel. Most importantly, it expands the regional energy pool by returning more virtual electricity to the municipal grid than the power lines can mechanically transport.

End of Report.