Systems and methods for supplying fuel to a vehicle

    公开(公告)号:US10526195B2

    公开(公告)日:2020-01-07

    申请号:US15671811

    申请日:2017-08-08

    Abstract: In an example, a method of supplying fuel to a fuel tank of a vehicle includes supplying, via a fuel line, fuel to a fuel tank of a vehicle at an initial rate of fuel flow. The act of supplying the fuel causes an electrostatic charge to accumulate on a surface of the fuel in the fuel tank. The method also includes determining a level of ionization of an air medium in the fuel tank, and determining an increased rate of fuel flow based on a difference between the determined level of ionization and a baseline level of ionization. The electrostatic charge accumulated on the surface of the fuel dissipates at an increased rate when the determined level of ionization of the air medium is higher than the baseline level of ionization. The method further includes supplying the fuel to the fuel tank at the increased rate of fuel flow.

    System and method for protective eyewear

    公开(公告)号:US10373449B2

    公开(公告)日:2019-08-06

    申请号:US15000584

    申请日:2016-01-19

    Abstract: This disclosure is directed to increasing the use of protective eyewear in safety-critical environments. Systems and methods disclosed herein include lighting devices that emit ambient lighting and safety lighting for an environment. The safety lighting includes visible characteristics different from the ambient lighting. Additionally, the systems and methods include protective eyewear having a lens that filters out substantially the visible characteristics of the safety lighting striking the lens and pass components of the ambient light safety lighting striking the lens.

    System and method for protection of eyes against laser light

    公开(公告)号:US10228574B2

    公开(公告)日:2019-03-12

    申请号:US15048864

    申请日:2016-02-19

    Inventor: Brian Tillotson

    Abstract: An eye protection system may include a first lens, a second lens, and a lens support. The first lens may filter light of one or more first wavelengths. The second lens may filter light of one or more second wavelengths. At least one of the one or more first wavelengths may be different than at least one of the one or more second wavelengths. The lens support may position the first lens and the second lens in side-by-side arrangement respectively in front of a first eye and a second eye of a wearer in a manner respectively preventing the one or more first wavelengths and the one or more second wavelengths from being respectively received by the first eye and the second eye.

    SYSTEM AND METHOD FOR PROTECTION OF EYES AGAINST LASER LIGHT

    公开(公告)号:US20170242272A1

    公开(公告)日:2017-08-24

    申请号:US15048864

    申请日:2016-02-19

    Inventor: Brian Tillotson

    CPC classification number: G02C7/105 A61F9/022

    Abstract: An eye protection system may include a first lens, a second lens, and a lens support. The first lens may filter light of one or more first wavelengths. The second lens may filter light of one or more second wavelengths. At least one of the one or more first wavelengths may be different than at least one of the one or more second wavelengths. The lens support may position the first lens and the second lens in side-by-side arrangement respectively in front of a first eye and a second eye of a wearer in a manner respectively preventing the one or more first wavelengths and the one or more second wavelengths from being respectively received by the first eye and the second eye.

    Community noise abatement in dynamic environment

    公开(公告)号:US11373540B2

    公开(公告)日:2022-06-28

    申请号:US16535147

    申请日:2019-08-08

    Abstract: An example method includes determining, by a flight planning system, a perceived noise at a surface location based on acoustic noise emitted by an aerial vehicle at an aerial location. The aerial location corresponds to a waypoint along a proposed trajectory. Further, determining the perceived noise includes estimating propagation of the acoustic noise from the aerial location to the surface location based on environmental features of the environment or weather data. The flight planning method also includes determining, by the flight planning system using a noise-abatement function, a noise-abatement value of the proposed trajectory for the aerial vehicle based on the perceived noise at the surface location. In addition, the flight planning method includes determining, by the flight planning system, a flight plan for the aerial vehicle based on the noise-abatement value of the proposed trajectory, and outputting the flight plan for use in navigating the aerial vehicle.

    Electrode-arc sensor air data system for an aircraft

    公开(公告)号:US11332260B2

    公开(公告)日:2022-05-17

    申请号:US16687045

    申请日:2019-11-18

    Inventor: Brian Tillotson

    Abstract: An electrode-arc sensor for measuring air data. The sensor includes a pair of electrodes which are arranged substantially parallel to one another to form a fluid gap therebetween. The fluid gap is arranged to receive a stream of fluid such as air. A voltage source is operatively connected to the pair of electrodes to generate a voltage and induce an arc therebetween. A controller operatively connected to the voltage source is configured to command the voltage source to generate a voltage until the arc is induced. Once induced, a time-series of the voltage measurements is generated based on a voltage sensor across the pair of electrodes. The ionized air surrounding the induced arc is acted upon by the fluid stream. The controller determines a fluid speed and fluid density of the fluid stream based on the time series of voltage measurement as the arc travels past the pair of electrodes.

    Air data system using magnetically induced voltage

    公开(公告)号:US11131685B2

    公开(公告)日:2021-09-28

    申请号:US16413465

    申请日:2019-05-15

    Inventor: Brian Tillotson

    Abstract: An air data system for measuring an airspeed includes a pair of electrodes, and one or more magnets arranged relative to the pair of electrodes. The pair of electrodes includes a first electrode and a second electrode spaced apart from the first electrode along a first dimension by an air gap. The one or more magnets produce a magnetic field within the air gap. The air data system further includes an electronic circuit interfacing with the pair of electrodes. The electronic circuit outputs a voltage difference measured between the pair of electrodes across the air gap. A magnitude of the voltage difference indicates a magnitude of an air stream velocity through the air gap.

    ENHANCED THRUST FROM ION-PROPELLED SPACECRAFT VIA TETHERED ION BLOCKER

    公开(公告)号:US20210269177A1

    公开(公告)日:2021-09-02

    申请号:US16555346

    申请日:2019-08-29

    Abstract: Provided are various spacecraft propulsion systems, and associated methods of operation. A spacecraft comprises an ion propulsion system and an ion blocker suspended from the spacecraft via one or more electrically insulated tethers. The ion propulsion system is configured to generate a first propulsive force by emitting a charged ion beam in a direction with an ion velocity vector comprising an ion vector component that is perpendicular to a magnetic field of a planet, such as Earth. The magnetic field causes the ion beam to curve toward the ion blocker at a trajectory such that ions within the ion beam are blocked by the ion blocker to generate a second propulsive force on the ion blocker. The ion blocker blocks the ions by contacting or deflecting the ions. The ion blocker is positioned approximately twice the gyroradius of the ion beam trajectory.

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