Method and system for generating non-thermal plasma
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
A61L-009/22
H05H-001/48
출원번호
US-0922975
(2015-10-26)
등록번호
US-10111977
(2018-10-30)
발명자
/ 주소
Woodbridge, Terrance
출원인 / 주소
Woodbridge, Terrance
대리인 / 주소
Wiley Rein LLP
인용정보
피인용 횟수 :
0인용 특허 :
64
초록▼
Disclosed herein are apparatuses and methods for generating non-thermal plasma which can form reactive oxygen species (ROS), such as those used to neutralize bacteria and other pathogens in the air and surrounding area. Also disclosed are apparatuses and methods for neutralizing bacteria and other p
Disclosed herein are apparatuses and methods for generating non-thermal plasma which can form reactive oxygen species (ROS), such as those used to neutralize bacteria and other pathogens in the air and surrounding area. Also disclosed are apparatuses and methods for neutralizing bacteria and other pathogens using ROS generated through the use of non-thermal plasma. Also disclosed are apparatuses and methods for generating ROS. Also disclosed are apparatuses and methods for treating air and nearby surfaces.
대표청구항▼
1. An air treatment apparatus comprising: an intake portion and an output portion;a reaction chamber located between the intake portion and output portion,wherein the reaction chamber comprises: an anode rail assembly comprising: an anode rail made of a first conductive material and having a longitu
1. An air treatment apparatus comprising: an intake portion and an output portion;a reaction chamber located between the intake portion and output portion,wherein the reaction chamber comprises: an anode rail assembly comprising: an anode rail made of a first conductive material and having a longitudinal axis, anda plurality of discharge anode elements, wherein each of the plurality of discharge anode elements has a proximal end and a distal end,the proximal ends of the discharge anode elements are fixed to the anode rail, andeach of the plurality of discharge anode elements are electrically coupled to each other and to the anode rail;a cathode rail comprising a second conductive material, wherein the cathode rail is substantially parallel to the anode rail and further wherein the cathode rail is opposite the plurality of discharge anode elements; andthe anode rail assembly and the cathode rail being located relative to each other so as to form a space, wherein the space has a central longitudinal axis and further wherein the space separates the cathode rail from the plurality of discharge anode elements such that the discharge anode elements do not cross the central longitudinal axis of the space;an intake blower located in the intake portion, wherein the intake blower is configured to draw air into the reaction chamber; andan alternating current power supply that is coupled to both the anode rail and the cathode rail, wherein the alternating current power supply delivers sufficient energy to generate a non-thermal plasma field in the space between the anode rail assembly and the cathode rail. 2. The air treatment apparatus of claim 1, wherein the apparatus further comprises a sensor configured to monitor tri-atomic oxygen, wherein the sensor is located externally to the apparatus. 3. The air treatment apparatus of claim 1, wherein the first conductive material is the same as the second conductive material. 4. The air treatment apparatus of claim 1, wherein the first conductive material is different from the second conductive material. 5. The air treatment apparatus of claim 1, wherein the first conductive material and second conductive material are selected from the group consisting of silver, copper, gold, aluminum, zinc, brass, steel and alloys of the foregoing elements. 6. The air treatment apparatus of claim 1, wherein at least a portion of an outer surface of the distal ends of the discharge anode elements is textured. 7. The air treatment apparatus of claim 6, wherein the textured surface of the discharge anode elements comprises one or more of grooves, etchings, ridges, dimplings, and pittings. 8. The air treatment apparatus of claim 1, wherein the cathode rail has an upper surface, at least a portion of which surface is textured, and wherein the textured surface faces the distal ends of the discharge anode elements. 9. The air treatment apparatus of claim 8, wherein the textured surface of the cathode rail comprises one or more of grooves, etchings, ridges, dimplings, and pittings. 10. The air treatment apparatus of claim 1, wherein the apparatus further comprises at least one filter. 11. An ambient air treatment device, comprising: a reaction chamber having: an anode assembly and a cathode rail;said anode assembly having a common electrical bus and a plurality of discharge anode elements extending outward from the common electrical bus, said discharge anode elements having a textured surface on a distal end for discharging electrical current;said cathode rail comprising one or more conductive elements placed in electrical contact with each other so as to form an electrically-conductive, elongated cathode having an upper face, wherein at least a portion of the upper face contains a textured surface for receiving electrical current;wherein said anode assembly and said cathode rail are positioned in relationship opposite each other so as to form a space, wherein the space has a central longitudinal axis and further wherein the space separates the cathode rail from the plurality of discharge anode elements such that the discharge anode elements do not cross the central longitudinal axis of the space;an airflow input on a first side of the anode assembly and the cathode rail; andan airflow output on a second side of the anode assembly and the cathode rail; andan alternating current power supply that is coupled to the anode assembly and to the cathode rail, wherein the alternating current power supply generates capable of generating a plasma field between the anode assembly and the cathode rail. 12. A method of generating a non-drifting plasma field comprising: drawing air into a reaction chamber, wherein the reaction chamber comprises: an anode rail assembly comprising: an anode rail made of a first conductive material and having a longitudinal axis, anda plurality of discharge anode elements, wherein each of the plurality of discharge anode elements has a proximal end and a distal end,the proximal ends of the discharge anode elements are fixed to the anode rail, andeach of the plurality of discharge anode elements are electrically coupled to each other and to the anode rail;a cathode rail comprising a second conductive material, wherein the cathode rail is substantially parallel to the anode rail and further wherein the cathode rail is opposite the plurality of discharge anode elements;an alternating current power supply coupled to the anode rail and to the cathode rail; anda gap located between the anode rail assembly and the cathode rail, wherein the gap has a central longitudinal axis and further wherein the gap separates the cathode rail from the plurality of discharge anode elements such that the discharge anode elements do not cross the central longitudinal axis of the gap;supplying energy using the alternating current power supply to generate a plasma field in the gap between the anode rail assembly and the cathode rail; andcausing the air to flow through the plasma field created in the reaction chamber. 13. The method of claim 12, wherein the distal ends of the discharge anode elements comprise a pointed tip. 14. The method of claim 12, wherein the distal ends of the discharge anode elements have a rough surface to assist with discharging electrical current. 15. The method of claim 12, wherein the plasma field is created using greater than about 1,000 VAC at a frequency of about 60 Hz. 16. The method of claim 12, wherein the plasma field is created using greater than about 1,000 VAC at a frequency of greater than about 1,000 Hz. 17. The method of claim 12, wherein the plasma field is created using greater than about 2,000 VAC at a frequency of greater than about 10,000 Hz. 18. The method of claim 12, wherein the energy is used to create a plasma field that is substantially homogenous throughout the gap. 19. The method of claim 12, wherein the energy is used to create a fan-shaped non-thermal plasma field that emanates from one or more of the plurality of discharge anode elements towards the cathode rail.
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