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公开(公告)号：US20190245327A1
公开(公告)日：2019-08-08
申请号：US16343352
申请日：2017-07-28
Applicant: LIGHTNING SUPPRESSION SYSTEMS CO., LTD.
Inventor： Toshio MATSUMOTO
Abstract: The occurrence of an upward streamer is effectively suppressed by reducing a positively charged region formed around a lightning protection device as much as possible.The lightning protection device includes: an inner electrode body 2 which is grounded; an outer electrode body 3 which is provided so as to enclose the inner electrode body 2 with a predetermined gap G from the inner electrode body 2; an electrical insulator S which is provided in the gap G to hold the inner electrode body 2 and the outer electrode body 3 in a state of being electrically insulated from each other; and a support body for the inner electrode body, in which the inner electrode body 2 is formed in a substantially spherical shape, the outer electrode body 3 is formed in a spherical shell shape similar to an outer surface shape of the inner electrode body 2, and substantially an entire surface of the inner electrode body 2 is covered by the outer electrode body 3.
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公开(公告)号：US20230374975A1
公开(公告)日：2023-11-23
申请号：US18248125
申请日：2021-10-04
Applicant: LIGHTNING SUPPRESSION SYSTEMS CO., LTD.
Inventor： Toshio MATSUMOTO
CPC classification number: F03D80/30 , F03D80/82 , F05B2240/307
Abstract: The present invention has been made in view of the above-described conventional demand, and provides a wind power generation facility capable of realizing a lightning strike suppression effect while maintaining power generation efficiency by maintaining a blade shape that greatly affects power generation efficiency.
It is characterized in that an erected support column 5, a generator G provided at an upper portion of the support column 5, a hub H provided on a drive shaft S that rotationally drives the generator, a plurality of blades 7 radially provided to the hub about the drive shaft, charged bodies 8 provided at tips of the blades, and a capacitor 9 provided in an inner space of the hub are provided, and the capacitor includes a first electrode body 18 that is grounded and a second electrode body 20 that faces the first electrode body with an electrically insulating layer interposed therebetween and connected to the charged bodies.-
公开(公告)号：US11322924B2
公开(公告)日：2022-05-03
申请号：US16477487
申请日：2018-01-11
Applicant: LIGHTNING SUPPRESSION SYSTEMS CO., LTD.
Inventor： Toshio Matsumoto
Abstract: Provided is a thunderbolt arrest-type lightning protection device that has a protected area formed to match a structure and a shape of a protected body being protected from thunderbolts, and is capable of effectively protecting the entire protected body from thunderbolts.
The device is configured by: a charged body 2 formed of a conductive material provided to cover a protected body B installed on a ground G; an electrical insulation layer 3 that holds the charged body 2 in an electrically-insulated state with respect to the ground G and the protected body B; a capacitor 4 installed on the ground G, and stores an electrical charge by an electrostatic capacity with the ground; and a conductor 5 that electrically connects the charged body 2 and a second electrode body 4b.-
公开(公告)号：US20210135446A1
公开(公告)日：2021-05-06
申请号：US16477487
申请日：2018-01-11
Applicant: LIGHTNING SUPPRESSION SYSTEMS CO., LTD.
Inventor： Toshio MATSUMOTO
IPC: H02G13/00
Abstract: Provided is a thunderbolt arrest-type lightning protection device that has a protected area formed to match a structure and a shape of a protected body being protected from thunderbolts, and is capable of effectively protecting the entire protected body from thunderbolts.
The device is configured by: a charged body 2 formed of a conductive material provided to cover a protected body B installed on a ground G; an electrical insulation layer 3 that holds the charged body 2 in an electrically-insulated state with respect to the ground G and the protected body B; a capacitor 4 installed on the ground G, and stores an electrical charge by an electrostatic capacity with the ground; and a conductor 5 that electrically connects the charged body 2 and a second electrode body 4b.-
公开(公告)号：US11933274B2
公开(公告)日：2024-03-19
申请号：US18248125
申请日：2021-10-04
Applicant: LIGHTNING SUPPRESSION SYSTEMS CO., LTD.
Inventor： Toshio Matsumoto
CPC classification number: F03D80/30 , F03D80/82 , F05B2240/307
Abstract: A wind power generation facility capable of realizing a lightning strike suppression effect while maintaining power generation efficiency by maintaining a blade shape that greatly affects power generation efficiency. An erected support column, a generator G provided at an upper portion of the support column, a hub H provided on a drive shaft that rotationally drives the generator, a plurality of blades radially provided to the hub about the drive shaft, charged bodies provided at tips of the blades, and a capacitor provided in an inner space of the hub are provided, and the capacitor includes a first electrode body that is grounded and a second electrode body that faces the first electrode body with an electrically insulating layer interposed therebetween and connected to the charged bodies.
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Patent Agency Ranking
公开(公告)号：US11594869B2
公开(公告)日：2023-02-28
申请号：US17882338
申请日：2022-08-05
Applicant: LIGHTNING SUPPRESSION SYSTEMS CO., LTD.
Inventor： Toshio Matsumoto
IPC: H02G13/00
Abstract: A region of a positive charge formed around an arrester is made as small as possible to effectively suppress generation of an upward streamer.
An inner electrode body 2 to be grounded, an outer electrode body 3 provided to surround the inner electrode body with a predetermined gap G, an electrical insulating layer S provided in the gap to hold the inner electrode body and the outer electrode body in an electrically insulated state, and a support 4 that supports at least one of the inner electrode body and the outer electrode body are included, in which the inner electrode body is formed in a rod shape, and the outer electrode body is formed in a cylindrical shape.-
公开(公告)号：US11451040B2
公开(公告)日：2022-09-20
申请号：US16759662
申请日：2018-04-06
Applicant: LIGHTNING SUPPRESSION SYSTEMS CO., LTD.
Inventor： Toshio Matsumoto
Abstract: A region of a positive charge formed around an arrester is made as small as possible to effectively suppress generation of an upward streamer. An inner electrode body to be grounded, an outer electrode body provided to surround the inner electrode body with a predetermined gap, an electrical insulating layer provided in the gap to hold the inner electrode body and the outer electrode body in an electrically insulated state, and a support that supports at least one of the inner electrode body and the outer electrode body are included, in which the inner electrode body is formed in a rod shape, and the outer electrode body is formed in a cylindrical shape.
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公开(公告)号：US11879436B2
公开(公告)日：2024-01-23
申请号：US18156818
申请日：2023-01-19
Applicant: LIGHTNING SUPPRESSION SYSTEMS CO., LTD.
Inventor： Toshio Matsumoto
CPC classification number: F03D80/30 , H02G13/80 , F03D80/301 , F05B2230/80 , F05B2240/307 , Y02E10/72
Abstract: Provided is a lightning suppression device for wind turbine blades that is provided at a tip of a wind turbine blade and suppresses lightning struck on the wind turbine blade, the device including: an electrical insulator attached to the tip of the wind turbine blade and formed of a non-conductive material; an internal electrode attached to the electrical insulator on a side opposite to the wind turbine blade; and an external electrode attached to the electrical insulator so as to surround the internal electrode with a predetermined gap therebetween, wherein the electrical insulator is fixed to the tip of the wind turbine blade by a fixing member, and a ground line is connected to the internal electrode.
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公开(公告)号：US20230250807A1
公开(公告)日：2023-08-10
申请号：US18156818
申请日：2023-01-19
Applicant: LIGHTNING SUPPRESSION SYSTEMS CO., LTD.
Inventor： Toshio MATSUMOTO
IPC: F03D80/30
CPC classification number: F03D80/30 , F05B2240/307
Abstract: Provided is a lightning suppression device for wind turbine blades that is provided at a tip of a wind turbine blade and suppresses lightning struck on the wind turbine blade, the device including: an electrical insulator attached to the tip of the wind turbine blade and formed of a non-conductive material; an internal electrode attached to the electrical insulator on a side opposite to the wind turbine blade; and an external electrode attached to the electrical insulator so as to surround the internal electrode with a predetermined gap therebetween, wherein the electrical insulator is fixed to the tip of the wind turbine blade by a fixing member, and a ground line is connected to the internal electrode.
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公开(公告)号：US11457520B2
公开(公告)日：2022-09-27
申请号：US16760860
申请日：2018-03-09
Applicant: LIGHTNING SUPPRESSION SYSTEMS CO., LTD.
Inventor： Toshio Matsumoto
IPC: H05F3/02
Abstract: Provided is a lightning suppression type arrester that can easily increase a quantity of negative charges required for lightning suppression while simplifying workability associated with installation as much as possible. A lightning suppression type arrester for suppressing lightning on a structure includes a charged body made of a conductive material provided in an electrically insulated state on a top of the structure, a first electrode body including a capacitor electrically connected to the charged body, the capacitor being installed on a ground and electrically connected to the ground, and a second electrode body opposed to the first electrode body via an electrical insulating layer to store an electric charge by a capacitance between the first electrode body and the second electrode body, in which the second electrode body is electrically connected to the charged body.
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