IP Library › Granted Patent US 11,615,936
Granted Patent B2
US 11,615,936 · App. 17/023,905 · Granted Mar 28, 2023

Controllable electrostatic ion and fluid flow generator

Inventor: Desaraju Subrahmanyam (Virginia Beach, VA)
H01J27/20
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Quick Facts
Patent No.
US 11,615,936
App. No.
17/023,905
Granted
Mar 28, 2023
Kind
B2
Abstract

One example embodiment includes one or more current-controlled electrodes exposed to a fluid and configured to generate ions in the fluid within an electric field, one or more current-controlling elements having one or more current-limiting elements configured to limit an amount of current permitted in the one or more current-controlled electrodes, and one or more current-changing elements configured to change a limit on the amount of current permitted in the one or more current-controlled electrodes, and an amount of ions generated in the fluid is based on the amount of current permitted in the one or more current-controlled electrodes as regulated by the one or more current-limiting elements and the one or more current-changing elements.

Claims (96)

1. An apparatus comprising

one or more ionizing electrodes and one or more receiving electrodes exposed to a fluid and configured to generate ions in the fluid within an electric field, wherein the one or more ionizing electrodes operate as current-limited electrodes; and

one or more current-limiting devices operating at less than one kilovolt and connected in series circuit with the one or more ionizing electrodes;

wherein the current-limiting devices comprise one or more of a phototube, photomultiplier, triode, transistor and thyristor;

wherein a current in the one or more ionizing electrodes passes through the one or more current-limiting devices;

wherein the current-limiting devices limit the current in the one or more ionizing electrodes;

wherein the limit on the current in the one or more ionizing electrodes limits an amount of ions generated in the fluid.

2. The apparatus of claim 1 , further comprising:

one or more additional current-limiting devices connected in series circuit with the one or more receiving electrodes;

wherein each of the one or more ancillary receiving electrodes operate as a current controlled element current-limited electrode;

wherein the additional current-limiting devices comprise one or more of a phototube, photomultiplier, triode, transistor and thyristor;

wherein a current in the one or more receiving electrodes passes through the one or more additional current limiting devices;

wherein the additional current-limiting devices limit the current in the one or more receiving electrodes;

wherein the limit on the current in the one or more receiving electrodes limits an amount of ions received in the fluid.

3. The apparatus of claim 2 , further comprising:

one or more additional current-changing devices which operate with the one or more additional current-limiting devices and change the limit on the current in the one or more additional current-limiting devices; and

one or more additional interfacing devices through which an additional variable electrical signal of less than one kilovolt is provided as an input to the one or more additional current-changing devices;

wherein the additional variable electrical signal comprises one or more of an external variable electrical signal, modulating electrical signal and alternating current (AC) electrical signal;

wherein the amount of current in the one or more receiving electrodes is controlled by the additional variable electrical signal via the one or more additional current-changing devices and the one or more additional current-limiting devices while the electric field is kept constant.

4. The apparatus of claim 1 , further comprising:

one or more current-changing devices which operate at the low voltage less than one kilovolt with the one or more current-limiting devices and change the limit on the current in the one or more current-limiting devices; and

one or more interfacing devices through which a variable electrical signal of less than one kilovolt is provided as an input to the one or more current-changing devices;

wherein the variable electrical signal comprises one or more of an external variable electrical signal, modulating electrical signal and alternating current (AC) electrical signal;

wherein the amount of current in the one or more ionizing electrodes is controlled by the variable electrical signal via the one or more current-changing devices and the one or more current-limiting devices while the electric field is kept constant.

5. An apparatus comprising:

one or more ionizing electrodes and one or more receiving electrodes exposed to a fluid and configured to generate ions in the fluid within an electric field, wherein the one or more receiving electrodes operate as current-controlled electrodes; and

one or more current-limiting devices operating at less than one kilovolt and connected in series circuit with the one or more receiving electrodes;

wherein the current-limiting devices comprise one or more of a phototube, photomultiplier, triode, transistor and thyristor;

wherein a current in the one or more receiving electrodes passes through the one or more current-limiting devices;

wherein the current-limiting devices limit the current in the one or more receiving electrodes;

wherein the limit on the current in the one or more receiving electrodes limits an amount of ions received in the fluid.

6. The apparatus of claim 5 , further comprising:

one or more additional current-limiting devices connected in series circuit with the one or more ionizing electrodes;

wherein each of the one or more ionizing electrodes operate as a current-controlled electrode;

wherein the additional current-limiting devices comprise one or more of a phototube, photomultiplier, triode, transistor and thyristor;

wherein a current in the one or more ionizing electrodes passes through the one or more additional current limiting devices;

wherein the additional current-limiting devices limit the current in the one or more ionizing electrodes;

wherein the limit on the current in the one or more ionizing electrodes limits an amount of ions generated in the fluid;.

7. The apparatus of claim 6 , further comprising:

one or more additional current-changing devices which operate with the one or more additional current-limiting devices and change the limit on the current in the one or more additional current-limiting devices; and

one or more additional interfacing devices through which an additional variable electrical signal of less than one kilovolt is provided as an input to the one or more additional current-changing devices;

wherein the additional variable electrical signal comprises one or more of an external variable electrical signal, modulating electrical signal and alternating current (AC) electrical signal;

wherein the amount of current in the one or more ionizing electrodes is controlled by the additional variable electrical signal via the one or more additional current-changing devices and the one or more additional current-limiting devices.

8. The apparatus of claim 5 , further comprising:

one or more current-changing devices which operate at the low voltage less than one kilovolt with the one or more current-limiting devices and change the limit on the current in the one or more current-limiting devices; and

one or more interfacing devices through which a variable electrical signal of less than one kilovolt is provided as an input to the one or more current-changing devices;

wherein the variable electrical signal comprises one or more of an external variable electrical signal, modulating electrical signal and alternating current (AC) electrical signal;

wherein the amount of current in the one or more receiving electrodes is controlled by the variable electrical signal via the one or more current-changing devices and the one or more current-limiting devices while the electric field is kept constant.

9. A method comprising:

generating ions in a fluid within an electric field via one or more ionizing electrodes and one or more receiving electrodes exposed to the fluid, wherein the one or more ionizing electrodes operate as current-limited electrodes; and

limiting an amount of current in the one or more ionizing electrodes via one or more current-limiting devices operating at less than one kilovolt and connected in series circuit with the one or more ionizing electrodes;

wherein the current-limiting devices comprise one or more of a phototube, photomultiplier, triode, transistor and thyristor;

wherein a current in the one or more ionizing electrodes passes through the one or more current-limiting devices;

wherein the current-limiting devices limit the current in the one or more ionizing electrodes;

wherein the limit on the current in the one or more ionizing electrodes limits an amount of ions generated in the fluid.

10. The method of claim 9 , further comprising

limiting an amount of current in the one or more receiving electrodes via one or more additional current-limiting devices connected in series circuit with the one or more receiving electrodes;

wherein each of the one or more additional current-limiting devices comprise one or more of a phototube, photomultiplier, triode, transistor and thyristor;

wherein each of the one or more receiving electrodes operate as a current-limited electrode;

wherein a current in the one or more receiving electrodes passes through the one or more additional current limiting devices;

wherein the current-limiting devices limit the current in the one or more receiving electrodes;

wherein the limit on the current in the one or more receiving electrodes limits an amount of ions received in the fluid.

11. The method of claim 10 , further comprising:

changing the limit on the current in the one or more additional current-limiting devices via one or more additional current-changing devices; and

providing an additional variable electrical signal of less than one kilovolt as an input to the one or more additional current-changing devices via one or more additional interfacing devices;

wherein the additional variable electrical signal comprises one or more of an external variable electrical signal, modulating electrical signal and alternating current (AC) electrical signal;

wherein the amount of current in the one or more receiving electrodes is controlled by the additional variable electrical signal via the one or more additional current-changing devices and the one or more additional current-limiting devices while the electric field is kept constant.

12. The method of claim 9 , further comprising:

changing the limit on the current in the one or more current-limiting devices via one or more current-changing devices operating at the low voltage less than one kilovolt; and

providing a variable electrical signal of less than one kilovolt as an input to the one or more current-changing devices via one or more interfacing devices;

wherein the variable electrical signal comprises one or more of an external variable electrical signal, modulating electrical signal and alternating current (AC) electrical signal;

wherein the amount of current in the one or more ionizing electrodes is controlled by the variable electrical signal via the one or more current-changing devices and the one or more current-limiting devices while the electric field is kept constant.

13. A method comprising:

generating ions in a fluid within an electric field via one or more ionizing electrodes and one or more receiving electrodes exposed to the fluid, wherein the one or more receiving electrodes operate as current-limited electrodes; and

limiting an amount of current in the one or more receiving electrodes via one or more current-limiting devices operating at less than one kilovolt and connected in series circuit with the one or more receiving electrodes;

wherein the current-limiting devices comprise one or more of a phototube, photomultiplier, triode, transistor and thyristor;

wherein a current in the one or more receiving electrodes passes through the one or more current-limiting devices;

wherein the current-limiting devices limit the current in the one or more receiving electrodes;

wherein the limit on the current in the one or more receiving electrodes limits an amount of ions received in the fluid.

14. The method of claim 13 , further comprising

limiting an amount of current in the one or more ionizing electrodes via one or more additional current-limiting devices connected in series with the one or more ionizing electrodes;

wherein each of the one or more additional current-limiting devices comprise one or more of a phototube, photomultiplier, triode, transistor and thyristor;

wherein a current in the one or more ionizing electrodes passes through the one or more additional current-limiting devices;

wherein each of the one or more ionizing electrodes operate as a current-limited electrode;

wherein the additional current-limiting devices limit the current in the one or more ionizing electrodes;

wherein the limit on the current in the one or more ionizing electrodes limits an amount of ions generated in the fluid.

15. The method of claim 14 , further comprising:

changing the limit on the current in the one or more additional current-limiting devices via one or more additional current-changing devices; and

providing an additional variable electrical signal of less than one kilovolt as an input to the one or more additional current-changing devices via one or more additional interfacing devices;

wherein the additional variable electrical signal comprises one or more of an external variable electrical signal, modulating electrical signal and alternating current (AC) electrical signal;

wherein the amount of current in the one or more ionizing electrodes is controlled by the additional variable electrical signal via the one or more additional current-changing devices and the one or more additional current-limiting devices while the electric field is kept constant.

16. The method of claim 13 , further comprising:

changing the limit on the current in the one or more current-limiting devices via one or more current-changing devices operating at the low voltage less than one kilovolt; and

providing a variable electrical signal of less than one kilovolt as an input to the one or more current-changing devices via one or more interfacing devices;

wherein the variable electrical signal comprises one or more of an external variable electrical signal, modulating electrical signal and alternating current (AC) electrical signal;

wherein the amount of current in the one or more receiving electrodes is controlled by the variable electrical signal via the one or more current-changing devices and the one or more current-limiting devices while the electric field is kept constant.

Continuity (2)
Provisional Application 62972052 · Feb 9, 2020
Related Publication 20210249212A1 · Aug 12, 2021
Cited By (1)
US 12,528,090