Object evaluation accounting for motion-related dynamic forces
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
G01G-019/02
G01G-019/03
G01G-019/04
G01G-023/00
출원번호
US-0622111
(2012-09-18)
등록번호
US-9121747
(2015-09-01)
발명자
/ 주소
Mian, Zahid F.
Gamache, Ronald W.
Liebfried, Carl W.
출원인 / 주소
International Electronic Machines Corp.
대리인 / 주소
LaBatt, LLC
인용정보
피인용 횟수 :
1인용 특허 :
19
초록▼
A solution for evaluating an object, which accounts for various motion-related dynamic forces is provided. In an embodiment, the object is a vehicle and the evaluation includes determining a set of static weights corresponding to the vehicle as it moves through a sensing element. The sensing element
A solution for evaluating an object, which accounts for various motion-related dynamic forces is provided. In an embodiment, the object is a vehicle and the evaluation includes determining a set of static weights corresponding to the vehicle as it moves through a sensing element. The sensing element can include a load plate with vertical force sensing devices and horizontal force sensing devices located below the load plate. Analysis of measurement data acquired by the force sensing devices can enable calculation of the set of static weights corresponding to the vehicle.
대표청구항▼
1. A system comprising: a sensing element including: a load plate;a tiltmeter configured to acquire tilt measurement data for the load plate;a plurality of vertical force sensing devices located below the load plate and spaced in an area defined by the load plate; anda set of horizontal force sensin
1. A system comprising: a sensing element including: a load plate;a tiltmeter configured to acquire tilt measurement data for the load plate;a plurality of vertical force sensing devices located below the load plate and spaced in an area defined by the load plate; anda set of horizontal force sensing devices located below the load plate; anda computer system configured to perform a method of evaluating an object, the method including: obtaining load measurement data from the plurality of vertical force sensing devices and the set of horizontal sensing devices, wherein the load measurement data corresponds to a load applied to the load plate;processing the load measurement data to identify a horizontal component of the load and a vertical component of the load; andevaluating the object based on the horizontal and vertical components of the load and the tilt measurement data. 2. A system comprising: a sensing element including: a load plate;a plurality of vertical force sensing devices located below the load plate and spaced in an area defined by the load plate; anda set of horizontal force sensing devices located below the load plate;a second sensing element located adjacent to the sensing element such that each wheel on an axle of a vehicle traverses over one of the sensing elements; anda computer system configured to perform a method of evaluating the vehicle, the method including: obtaining load measurement data from the plurality of vertical force sensing devices and the set of horizontal sensing devices, wherein the load measurement data corresponds to a load applied to the load plate while the vehicle moves over the sensing elements;processing the load measurement data to identify a horizontal component of the load and a vertical component of the load; andevaluating the vehicle based on the horizontal and vertical components of the load, wherein the evaluating includes: calculating a track width for the vehicle;calculating a wheelbase for the vehicle; andcalculating a set of static weights corresponding to the vehicle. 3. The system of claim 1, wherein the object is the load plate and the object is a component of a bridge structure, and wherein the evaluating includes characterizing a response of the bridge structure to various types of loads. 4. The system of claim 1, wherein the load plate is a portion of a rail and the object is a rail vehicle, wherein the obtaining occurs while the rail vehicle moves over the sensing element, and wherein the evaluating includes calculating a set of static weights corresponding to the rail vehicle. 5. The system of claim 1, wherein the sensing element is a portable sensing element configured to be temporarily placed in a path of a vehicle, the system further comprising: a first ramp configured to provide a substantially smooth transition from a surface of the path to a surface of the load plate; anda second ramp configured to provide a substantially smooth transition from the surface of the load plate to the surface of the path. 6. The system of claim 1, further comprising a set of ancillary sensing devices for acquiring ancillary measurement data corresponding to an environment of the sensing element, wherein the evaluating is further based on the ancillary measurement data. 7. A system comprising: a sensing element including: a load plate;a plurality of vertical force sensing devices located below the load plate and spaced in an area defined by the load plate; anda set of horizontal force sensing devices located below the load plate;a computer system configured to perform a method of evaluating an object, the method including: obtaining load measurement data from the plurality of vertical force sensing devices and the set of horizontal sensing devices, wherein the load measurement data corresponds to a load applied to the load plate;processing the load measurement data to identify a horizontal component of the load and a vertical component of the load; andevaluating the object based on the horizontal and vertical components of the load; anda set of ancillary sensing devices for acquiring ancillary measurement data corresponding to an environment of the sensing element, wherein the set of ancillary sensing devices includes: a temperature sensing device, a tiltmeter configured to acquire data corresponding to a tilt of a surface of the load plate, an anemometer, and a wind direction sensing device, and wherein the evaluating is further based on the ancillary measurement data. 8. The system of claim 1, wherein an interface between the load plate and each of the plurality of vertical force sensing devices isolates the corresponding vertical force sensing device from substantially all of a horizontal component of the load, and wherein an interface between the load plate and each of the set of horizontal force sensing devices isolates the corresponding horizontal force sensing device from substantially all of a vertical component of the load. 9. A system comprising: at least one pair of sensing elements located adjacent to each other, each sensing element including: a load plate;a plurality of vertical force sensing devices located below the load plate and spaced in an area defined by the load plate; anda set of horizontal force sensing devices located below the load plate; anda computer system configured to perform a method of weighing a vehicle traveling over the at least one pair of sensing elements, wherein all wheels on an axle of the vehicle concurrently travel over the load plates of the at least one pair of sensing elements, the method including: obtaining load measurement data from the plurality of vertical force sensing devices and the set of horizontal sensing devices for each axle of the vehicle while the vehicle travels over the at least one pair of sensing elements;processing the load measurement data to identify a horizontal component of a load resulting from the passage of each wheel of the vehicle and a vertical component of the load; andcalculating a set of static weights corresponding to the vehicle based on the horizontal and vertical components of the load, wherein the calculating includes: determining a speed and an acceleration of the vehicle as it travels over the at least one pair of sensing elements;calculating a static weight for each of the plurality of wheels of the vehicle based on the speed and acceleration of the vehicle, a track width of the vehicle, a wheelbase of the vehicle, and the horizontal and vertical components of the load resulting from the passage of the wheel; andcalculating a static weight for at least one of: an axle of the vehicle or the vehicle based on the static weights for the plurality of wheels. 10. The system of claim 9, wherein the at least one pair of sensing elements are embedded in a roadway such that a top surface of the load plate is substantially planar with a roadway on which the vehicle is traveling. 11. The system of claim 9, wherein the vehicle is a rail vehicle, and wherein the load plate of each sensing element comprises a portion of a rail on which the rail vehicle is traveling. 12. The system of claim 9, wherein the method further includes calculating the track width of an axle of the vehicle based on the horizontal and vertical components of the load resulting from the passage of all the wheels on an axle of the vehicle. 13. The system of claim 9, further comprising a set of wind sensors configured to acquire wind measurement data corresponding to an ambient wind speed and an ambient wind direction as the vehicle travels over the at least one pair of sensing elements, wherein the calculating a static weight for each of the plurality of wheels is further based on the wind measurement data. 14. The system of claim 9, wherein each sensing element further includes a tiltmeter configured to acquire tilt measurement data for the load plate, wherein the calculating a static weight for each of the plurality of wheels is further based on the tilt measurement data. 15. A method of weighing a vehicle in motion, the method comprising: obtaining load measurement data from a plurality of vertical force sensing devices and a set of horizontal sensing devices for each axle of the vehicle while the vehicle travels over a set of load plates physically connected to the plurality of vertical force sensing devices and the set of horizontal sensing devices;obtaining tilt measurement data for the set of load plates;processing the load measurement data to identify a horizontal component of a load resulting from the passage of each wheel of the vehicle and a vertical component of the load; andcalculating a set of static weights corresponding to the vehicle based on the horizontal and vertical components of the load and the tilt measurement data. 16. The method of claim 15, wherein the calculating includes: determining a speed and an acceleration of the vehicle as the vehicle travels over the set of load plates;calculating a static weight for each of the plurality of wheels of the vehicle based on the speed and acceleration of the vehicle, a track width of the vehicle, a wheelbase of the vehicle, and the horizontal and vertical components of the load resulting from the passage of the wheel; andcalculating a static weight for at least one of: an axle of the vehicle or the vehicle based on the static weights for the plurality of wheels. 17. The method of claim 15, further comprising calculating the track width of an axle of the vehicle based on the horizontal and vertical components of the load resulting from the passage of all the wheels on an axle of the vehicle. 18. The method of claim 15, further comprising obtaining wind measurement data corresponding to an ambient wind speed and an ambient wind direction as the vehicle travels over the set of load plates, wherein the calculating a set of static weights is further based on the wind measurement data. 19. The method of claim 15, wherein the load is influenced by at least one dynamic force unknown prior to the obtaining, and wherein the processing further accounts for the influence of the at least one dynamic force. 20. The system of claim 1, wherein the load is influenced by at least one dynamic force unknown prior to the obtaining, and wherein the processing further accounts for the influence of the at least one dynamic force.
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이 특허에 인용된 특허 (19)
Griffen Neil C. (Westerville OH), Compensated multiple load cell scale.
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Beshears David L. ; Capps Gary J. ; Jordan John K. ; LaForge John V. ; Muhs Jeffrey D. ; Nodine Robert N. ; Scudiere Matthew B. ; White Cliff P., System and method for accurately weighing and characterizing moving vehicles.
Beshears David L. ; Capps Gary J. ; Jordan John K. ; LaForge John V. ; Muhs Jeffrey D. ; Nodine Robert N. ; Scudiere Matthew B. ; White Cliff P., System and methods for accurately weighing and characterizing moving vehicles.
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