Home / Science / Fusion Power Inches Closer: New Prototype Excels
Fusion Power Inches Closer: New Prototype Excels
2 Jun
Summary
- A new pulser module prototype has passed tests, enabling fusion plant construction.
- Pacific Fusion secured additional funding from its over $1 billion Series A round.
- The company's fusion approach uses 156 pulser modules for energy generation.
Pacific Fusion has unveiled a successful prototype of its pulser module, a critical component for its upcoming demonstration fusion power plant. Construction for this facility is scheduled to commence this summer. The positive results from the prototype have unlocked another tranche of funding from the company's Series A round, which has already surpassed $1 billion.
The company is pursuing an inertial confinement fusion approach. Their reactor design features 156 pulser modules that will deliver a powerful electrical jolt to a small fuel target. This pulse is intended to create a magnetic field, compressing the fuel until atomic fusion occurs, releasing significant energy. Currently, the primary challenge is scaling up from the sub-scale prototype to full-size modules for the demonstration plant.
Pacific Fusion aims for their demonstration plant to achieve facility breakeven, generating more electricity than the facility itself requires to operate, a feat not yet accomplished in fusion energy development. Unlike other methods that rely on large lasers, Pacific Fusion plans to use thousands of electrical switches and capacitors, which are less costly. Precision in the timing of these electrical pulses, each lasting about 100 nanoseconds, is crucial for a successful fusion reaction. The prototype module tested was about one-third the size of a full module and successfully delivered 440 gigawatts of peak power in 80 nanoseconds, meeting all requirements for scaling up to the demonstration system.
