| 摘要 |
PROBLEM TO BE SOLVED: To provide a small magnetic fluid drive device capable of controlling a flow direction, a flow speed and a flow rate of a magnetic fluid with high efficiency.SOLUTION: In a magnetic fluid drive device including a circulation flow passage in which a magnetic fluid is encapsulated, a heating part in the middle of the circulation flow passage, and a magnetic field application part applying a magnetic field to the magnetic fluid in the heating part, by controlling the heating area of the heating part in the middle of the circulation flow passage, a drive direction and/or a drive speed of the magnetic fluid and/or a heating amount of the heating part in the middle of circulation flow passage are controlled to make the drive speed of the magnetic fluid variable arbitrarily. |
