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  • Home
  • Aerospace Magazine
  • CID™ Theory
  • NOT gyroscopic precession
  • Keeping ISS in orbit
  • Magnet modeling
  • CID™ proving propulsion
  • Ga Tech one ring CID™2019
  • High RPM Tests GA Tech
  • Spacecom 2024
  • Investors and Licensing
  • The Team
  • Patent application
  • CID™ Videos
  • Reddit link
  • CID™ Pictures
  • Dead satellites
  • space propulsion news
  • APEC DEC 21st CID™ DEMO
  • Interview with APEC
  • Contact Us

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Centrifugal Impulse Drive (CID™)

 CID™ is a reaction-less propulsion system, which distinguishes it from traditional ion drives and Hall thrusters. While these thrusters operate by accelerating and ejecting a mass using powerful magnetic fields, the CID™ is designed to function without the need for reaction mass expulsion, which is a fundamental principle of conventional propulsion systems.


  CID™ offers significant advancements in propulsion for spacecraft, which can lead to extended satellite lifespans of three years or more at substantial savings.

 This innovative propulsion mechanism utilizes photovoltaic cells to convert electricity directly into thrust, eliminating the need for conventional fuel sources and thereby enhancing efficiency and sustainability in space travel.  

 Low RPM CID™ on torsion balance remote controlled. Hands-off start. Covered in plexiglass. 


https://www.youtube.com/@HarrysprainMagnet

 Low RPM CID™ on torsion balance remote controlled. Hands-off start. Covered in plexiglass 2. 


https://www.youtube.com/@HarrysprainMagnet

CID™ Torsion balance test

CID™ (Centrifugal Impulse Drive) System Explained

Our Vision

What is CID™? The Centrifugal Impulse Drive (CID™) is a propellantless propulsion system that generates thrust through the interaction of magnetic fields and centrifugal forces. Unlike traditional propulsion systems, it doesn't need to expel mass to create momentum.


Complete Technical Breakdown of CID Operation and Physics Validation
-------------------
Core System Parameters:
- Magnets: 1" × 1" × 0.5" Nd grade 52
- Rotors: 2x counter-rotating, 6" diameter
- Speed: 150 RPM (ω = 15.71 rad/s)
- 4 magnets per rotor
-------------------
Force Analysis:
F_centrifugal = mr𝜔² per magnet:
- Single magnet: 1.14 N
- Per rotor (4 magnets): 4.56 N

2-millisecond contact when the rotor magnet is fully extended.

Actual thrust 400 to 500 mN
-------------------
Operating Principle:
1. Magnetic-Centrifugal Interaction:
  - Magnets held by stator magnetic repulsion
  - At gap: magnetic force → 0
  - Pure centrifugal throw (20mm)
  - Magnetic recapture post-gap
2. Counter-Rotation Dynamics:
  - Cancels gyroscopic precession
  - Doubles effective thrust
  - Maintains angular momentum balance
-------------------
Physics Validation:
Newton's Laws Compliance:
1. First Law: System equilibrium maintained
2. Second Law: F = ma strictly followed
3. Third Law: Action-reaction preserved
  - Outward magnet motion (action)
  - Inward hub force (reaction)
Conservation Laws:
- Momentum: Balanced through counter-rotation
- Energy: Rotational → Linear conversion
- Angular Momentum: Preserved via symmetry
-------------------
Energy Chain:
Rotational → Magnetic Potential → Kinetic → Thrust
Momentum Analysis:
Δp = mv = m(rω)
- Per magnet: 0.0725 kg⋅m/s
- System total: 0.5800 kg⋅m/s
-------------------
Key Innovation:
Internal force redistribution while maintaining conservation laws through:
1. Precise gap timing
2. Counter-rotating architecture
3. Synchronized magnet release/capture
-------------------
[Discussion Points]
1. Force redistribution mechanism
2. Efficiency optimization
3. Scaling considerations
4. Applications in various g-fields
Equations are available for reference. Further analysis welcome.

Why This Matters:

  • First propellantless system with complete mathematical proof
  • Could revolutionize satellite station-keeping
  • Enables longer space missions without fuel constraints
  • Potential for scaling to higher thrust levels
  • Opens new possibilities for deep space exploration

Current Limitations:

  • Currently small-scale prototype
  • Requires optimization for higher efficiency
  • Power consumption needs improvement
  • Thermal management considerations

Future Development:

  • Scaling up thrust capabilities
  • Improving system efficiency
  • Developing space-ready prototypes
  • Integration with existing satellite systems

FAQ: Q: Does this violate conservation of momentum? 

A: No, it works within established physics laws using controlled momentum transfer.

Q: How is this different from EmDrive or other proposals?

A: CID™ has the complete mathematical framework and reproducible results that don't violate physics laws.

Q: Can this be scaled up?

A: Yes, theoretical calculations show potential for increased thrust with larger systems. 

CID (CENTRIFUGAL IMPULSE DRIVE) propellantless propulsion

Advancing Satellite Propulsion Technology


**Technology Overview**


- System Classification: Propellantless propulsion system designed for Low-Earth orbit (LEO) satellites.

- Key Innovation: Generates thrust without expelling propellant, reducing satellite weight and extending operational lifespan.


**Development Timeline**


- First proposed in 2014, the CID™ technology represents years of research and development in advanced propulsion systems.


**Technical Validation**


- Tested at Georgia Institute of Technology's Daniel Guggenheim School of Aerospace Engineering.

- Successfully demonstrated at SPACECOM 2024.



**Development Team**


- Developed by Quantum Dynamics Enterprises, Inc. (QDE) under the leadership of CEO/CTO Harry P. Sprain.

CID™ Centrifugal Impulse Drive. Propellantless propulsion

CID™ on tabletop.

🚀 CID™ (Centrifugal Impulse Drive) 🧲 F_net = -∇(m¡B) + mω²r | B(r,t) = B₀(R/r)Âł[2cos(ωt)r̂ + sin(ωt)θ̂] | F_c = mω²r | Ρ = (F_net¡v)/P 

The calculated thrust of approximately (.9 N) demonstrates that CID™ generates motion through magnetic field interactions, not by pushing off the table. I will now explain why this is the case in detail. Why CID™ is NOT Pushing Off the Table: 

1️⃣ Magnetic Interaction Force: CID™ generates a force of approximately .9 N through magnetic field interactions. This force arises from the interaction between the rotating magnets and the stationary magnets, not from contact with the table. 

2️⃣ No Physical Contact: CID™s motion is smooth and continuous, with no visible vertical oscillations or frictional effects that would indicate pushing off the table. The table only provides a surface for the device to rest on, but it does not contribute to the propulsion. 

3️⃣ Asymmetric Magnetic Fields: The rotating magnets create a time-varying, asymmetric magnetic field. This asymmetry generates a net force that propels the device forward, with the magnetic field carrying the reaction force. 

4️⃣ Newton's Third Law: The reaction force to the propulsion is distributed within the magnetic field, not the table. This is similar to how a swimmer pushes against water or how a rocket pushes against its exhaust gases. In summary, CID™ moves by interacting with the magnetic field, not by exerting force on the table. 

 2025 Quantum Dynamics Enterprises, Inc™ - All Rights Reserved. Key West, Fl 33040


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