Control system and method for a suspended boom sprayer
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
A01M-007/00
A01C-023/00
출원번호
US-0152891
(2016-05-12)
등록번호
US-9763437
(2017-09-19)
우선권정보
GB-1508250.6 (2015-05-14)
발명자
/ 주소
Schnaider, James
Garrecht, Nolan
출원인 / 주소
NORAC Systems International Inc.
대리인 / 주소
Chiesa Shahinian & Giantomasi PC
인용정보
피인용 횟수 :
0인용 특허 :
17
초록▼
A control system for a suspended boom sprayer of a vehicle comprises: first and second sensors each configured to be disposed on respective first and second boom wings of the suspended boom sprayer and to provide an output responsive to a rotation of the first and second wings caused by a disturbanc
A control system for a suspended boom sprayer of a vehicle comprises: first and second sensors each configured to be disposed on respective first and second boom wings of the suspended boom sprayer and to provide an output responsive to a rotation of the first and second wings caused by a disturbance torque; a processor, configured to determine a differential acceleration between the first and second wings based on the outputs of the respective sensors, and to determine the disturbance torque corresponding to the differential acceleration; and at least one actuator, controllable to move one or both of the first and second wings in order to counter the disturbance torque.
대표청구항▼
1. A control system for a suspended boom sprayer of a vehicle, comprising: a first and second sensors, each configured to be disposed on respective first and second boom wings of the suspended boom sprayer and to provide an output responsive to a rotation of the first and second boom wings caused by
1. A control system for a suspended boom sprayer of a vehicle, comprising: a first and second sensors, each configured to be disposed on respective first and second boom wings of the suspended boom sprayer and to provide an output responsive to a rotation of the first and second boom wings caused by a disturbance torque;a processor, configured to determine a differential acceleration between the first and second boom wings based on the outputs of the respective sensors, and to determine the disturbance torque corresponding to the differential acceleration; andat least one actuator, controllable to move one or both of the first and second boom wings in order to counter the disturbance torque. 2. A control system according to claim 1, wherein: the first and second sensors are configured to output respective first and second tangential accelerations of the first and second boom wings; andthe processor is configured to subtract the first tangential acceleration from the second tangential acceleration in order to determine the differential acceleration between the first and second boom wings. 3. A control system according to claim 2, wherein each of the first and second sensors comprises an accelerometer. 4. A control system according to claim 1, wherein: the first and second sensors are configured to output respective first and second angular velocities of the first and second boom wings; andthe processor is configured to determine the differential acceleration between the first and second boom wings by one of either:subtracting the first angular velocity from the second angular velocity, and differentiating a resultant angular velocity; ordifferentiating each of the first and second angular velocities to obtain respective first and second angular accelerations, and subtracting the first angular acceleration from the second angular acceleration. 5. A control system according to claim 4, wherein each of the first and second sensors comprises a gyroscope. 6. A control system according to claim 1, wherein the processor is configured to control the at least one actuator to move one or both of the first and second boom wings in order to counter the disturbance torque. 7. A control system according to claim 1, including a controller for controlling the at least one actuator to move one or both of the first and second boom wings in order to counter the disturbance torque. 8. A control system according to claim 1, comprising a first actuator, controllable to move one of the first and second boom wings, and a second actuator, controllable to move the other of the first and second boom wings, in order to counter the disturbance torque. 9. A control system according to claim 1, wherein a boom rotation is about a roll axis (x) or a yaw axis (y) of the vehicle. 10. A control system according to claim 1, wherein the control system is integral with a suspended boom sprayer. 11. A control system according to claim 10, wherein the suspended boom sprayer is integral with a vehicle. 12. A method of controlling a suspended boom sprayer of a vehicle, comprising: receiving a first and second sensor outputs which are responsive to a rotation of respective first and second boom wings of the suspended boom sprayer caused by a disturbance torque;determining a differential acceleration between the first and second wings based on the outputs of the respective sensors;determining the disturbance torque corresponding to the differential acceleration; andmoving at least one of the first and second boom wings in order to counter the disturbance torque. 13. A method of controlling a suspended boom sprayer of a vehicle according to claim 12, wherein: the first and second sensor outputs comprise respective first and second tangential accelerations of the first and second boom wings; anddetermining the differential acceleration between the first and second boom wings comprises subtracting the first tangential acceleration from the second tangential acceleration. 14. A method of controlling a suspended boom sprayer of a vehicle according to claim 12, wherein: the first and second sensor outputs comprise respective first and second angular velocities of the first and second boom wings; anddetermining the differential acceleration between the first and second boom wings comprises one of either: subtracting the first angular velocity from the second angular velocity; ordifferentiating between each of the first and second angular velocities to obtain respective first and second angular accelerations, and subtracting the first angular acceleration from the second angular acceleration. 15. A non-transitory computer-readable medium storing computer program instructions for controlling a suspended boom sprayer, the computer program instructions, when executed on a processor, cause the processor to perform operations comprising: receiving a first and second sensor outputs which are responsive to a rotation of respective first and second boom wings of the suspended boom sprayer caused by a disturbance torque;determining a differential acceleration between the first and second wings based on the outputs of the respective sensors;determining the disturbance torque corresponding to the differential acceleration; andmoving at least one of the first and second boom wings in order to counter the disturbance torque. 16. The non-transitory computer-readable medium of claim 15 wherein the first and second sensor outputs comprise respective first and second tangential accelerations of the first and second boom wings, and the determining the differential acceleration between the first and second boom wings operation further comprises: subtracting the first tangential acceleration from the second tangential acceleration. 17. The non-transitory computer-readable medium of claim 15 wherein the first and second sensor outputs comprise respective first and second angular velocities of the first and second boom wings, and the determining the differential acceleration between the first and second boom wings operation further comprises: subtracting the first angular velocity from the second angular velocity. 18. The non-transitory computer-readable medium of claim 15 wherein the first and second sensor outputs comprise respective first and second angular velocities of the first and second boom wings, and the determining the differential acceleration between the first and second boom wings operation further comprises: differentiating between each of the first and second angular velocities to obtain respective first and second angular accelerations, and subtracting the first angular acceleration from the second angular acceleration.
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