---
title: Magnetohydrodynamic Drive
type: technology
url: "https://www.envisioning.com/research/atlas/magnetohydrodynamic-drive"
hub: atlas
summary: Propulsion using magnetic fields to accelerate conductive fluids without moving parts
---

# Magnetohydrodynamic Drive

Propulsion using magnetic fields to accelerate conductive fluids without moving parts
- Technology Readiness Level: 4/9
- Impact: 3/5
- Investment: 3/5
Magnetohydrodynamic (MHD) drives use magnetic fields to accelerate conductive fluid (seawater) for propulsion. Research, development, prototypes; Yamato 1. Applications: marine and aircraft propulsion. Challenges include efficiency and scaling.

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Source: Envisioning — Technology Research Institute (https://www.envisioning.com/research/atlas/magnetohydrodynamic-drive)