Episode 3

Shrinking a Giant: Engineering the World's First Mobile Clean-Steam Trailer

The team at Miller Proctor Nicholas (MPN) just hit a massive milestone in our quest for the Empire Technology Prize.

After successfully proving that our Oilon P30 ChillHeat pump could generate low-pressure steam completely free of fossil fuels, we faced an even tougher logistical hurdle: How do you take a two-ton industrial heating plant and squeeze it into a standard mobile bumper-pull trailer?

Here is the inside story of how we disassembled our prototype, re-engineered it for maximum spatial efficiency, and prepared to take our game-changing technology on the road.

The Ultimate Packing Puzzle: Rigging the Mark 1

To prove to New York City building owners and engineers that clean steam is a reality, we couldn’t just show them diagrams—we had to bring the physical machine to their doorsteps. Our designated container? A standard 8×20-foot demonstration trailer.

To say space was tight is a massive understatement. From the main trailer door to the front control panel is a mere 17 feet. Within this tiny footprint, we needed to fit our entire high-temperature heat pump layout, an auxiliary heating source, piping networks, and electrical controls—all while leaving enough physical clearance for clients to comfortably walk inside.

The Strict Design Constraints:

  • The Weight Limit: The maximum allowable payload for our trailer is 6,000 lbs.
  • The Component Weight: Individual pieces of heavy-duty industrial equipment on this rig average between 1,000 and 2,000 lbs each.
  • The Solution: We spent an intense hour disassembling our original shop prototype, stripping away every single non-essential bracket, and shrinking the system layout down to its absolute bare essentials.

“It’s a lot easier to break things than it is to make things.”

Thanks to some high-stress rigging and precision lifting by our service crew, the eagle has officially landed. Meet the MPN Mobile Heat Pump Demonstration Unit (Mark 1).

Under the Hood: A Self-Sufficient Mechanical Room on Wheels

This trailer is far more than a static showroom; it is a live, high-efficiency mechanical plant. During our latest strategy and design session at the Long Island office, our engineering team mapped out the specialized fluid loops that power the Mark 1 layout:

  • Simulated Waste Heat: A Rheem water heater acts as the system’s baseline, raising loop temperatures between 80°F and 160°F to simulate urban waste heat resources.
  • Primary Circulation: High-efficiency Wilo ECM pumps manage the standard hot water loops, connecting natively with the Oilon control architecture.
  • Extreme Temperatures: Specialized DP high-temperature pumps kick in when the system needs to push conditions high enough to phase-change water into low-pressure steam.

The Breakthrough: Dual Heat Exchangers

The real engineering triumph of the Mark 1 trailer is a major upgrade from our original shop setup. We integrated two newly designed internal heat exchangers directly into the trailer’s piping loop.

When the system runs using the secondary DP pump, these heat exchangers recycle internal energy so efficiently that the water heater can be completely bypassed once the cycle stabilizes. This means the unit won’t need to burn additional electricity or outside fuel to maintain steam production. It becomes a self-contained, self-sufficient loop—a practical demonstration feat that no one else in the industry is currently executing.

Taking the Fight to the National Stage

While the engineering crew was busy tightening flanges and routing steam vents, our business development team began mapping out the commercial rollout.

We are currently finalizing custom vinyl wraps for the trailer to ensure it looks sleek, professional, and presentation-ready for high-profile public appearances, including upcoming industry events at the Javits Center in Manhattan.

Turning Heads at the AHR Expo in Orlando

Our momentum caught serious tailwinds down south at the AHR Expo. MPN team members joined forces directly with the corporate engineering staff from Oilon’s headquarters in Finland to showcase our electrification progress.

The feedback from the expo floor validated everything we’ve been working toward: while traditional steam boilers are everywhere, nobody else is commercializing a water-source heat pump that native-generates steam. This provides MPN with a massive competitive edge as New York real estate portfolios scramble to meet carbon compliance deadlines.

Next Stop: The Open Highway

As we await formal confirmation on achieving our Level 2 and Level 3 final milestones for the Empire Technology Prize, our expansion isn’t slowing down. Final touches are simultaneously wrapping up on our brand-new MPN service shop in Mount Vernon, New York to support our growing clean-energy service fleet.

Our next immediate challenge? Hooking up the truck and taking this newly engineered, freshly piped trailer on a 4-hour, 200-mile trek up to Saratoga Springs for the highly anticipated New York Geo conference.

Will our mobile powerhouse survive the vibrations of the open road and perform perfectly under pressure upon arrival? Stay tuned for the next update to find out!

Contact us

Whether you require a comprehensive Building Decarbonization Strategy, Technical Emissions Modeling, or expert guidance on NYC Local Law 97 Carbon Compliance, our team is ready to assist.

Reach out to Hudson Clean Heat Representative Today!

info@mpnboilers.com
(914) 203-1907