[특허]Selective control of wireless initiation devices at a blast site

Orica Explosives Technology Pty Ltd.

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특허 상세정보

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내보내기 페이스북 공유 트위터 공유 카카오톡 공유

Selective control of wireless initiation devices at a blast site

특허상세정보
국가/구분	United States(US) Patent 등록
국제특허분류(IPC7판)	F23Q-003/00
미국특허분류(USC)	361/247;
출원번호	US-0656030 (2010-01-13)
등록번호	US-8385042 (2013-02-26)
발명자 / 주소	McCann, Michael John Stewart, Ronald F.
출원인 / 주소	Orica Explosives Technology Pty Ltd.
인용정보	피인용 횟수 : 2 인용 특허 : 1

초록

Disclosed herein are methods for selective control of groups of wireless initiation devices such as wireless electronic boosters at a blast site. Such methods may be applied to a wide variety of blasting techniques that would benefit from the use of wireless control and initiation of explosive charges at the blast site.

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1. A method of controlling a predetermined group of wireless initiation devices within a plurality of such devices at a blast site, which method comprises: transmitting to the plurality of wireless initiation devices a wireless command signal relating to some operation intended to be executed by the predetermined group of wireless initiation devices;for each wireless initiation device receiving the wireless command signal, determining whether the wireless initiation device forms part of the predetermined group; andfor each wireless initiating device that determines that it forms part of the predetermined group, executing the operation on the basis of the command signal. 2. The method of claim 1, wherein the wireless command signal comprises a group identification component that enables differentiation of wireless initiation devices forming part of the predetermined group from wireless initiating devices not forming part of the predetermined group, and wherein each wireless initiation device comprises: a receiver for receiving a wireless command signal;a memory component in which is stored a group identification; anda control circuit for comparing the group identification component with the stored group identification, for determining on the basis of that comparison whether the wireless initiation device forms part of the predetermined group, and for executing the intended operation of the wireless initiation device if it is determined that it forms part of the predetermined group. 3. The method of claim 1, wherein wireless command signal comprises a command selected from a command signal to FIRE the wireless initiation device, a command to ARM the wireless initiation device, a command to DISARM the wireless initiation device, a command to ACTIVATE the wireless initiation device, a command to DEACTIVATE the wireless initiation device, a command to SHUT-DOWN the wireless initiation device, and a command to CALIBRATE an internal clock of the wireless initiation device. 4. The method of claim 2, wherein the plurality of wireless initiation devices are divided into predetermined groups, with wireless initiation devices within the same predetermined group having the same stored group identification, and with wireless initiation devices in different predetermined groups having different stored group identifications, the group identification component of said wireless command signal corresponding to a group identification. 5. The method of claim 2, wherein each wireless initiation device in the plurality of wireless initiation devices has a unique stored group identification, and wherein the group identification component of the wireless command signal comprises a plurality group identification components corresponding to group identifications for the predetermined group of wireless initiation devices. 6. The method of claim 2, wherein following placement of each wireless initiation device at the blast site, all components of the device are checked for operative integrity, and wherein the group identification for each wireless initiation device is programmed into the memory component in situ at the blast site during the check. 7. The method of claim 2, wherein each wireless initiation device has a pre-stored factory identification code, and wherein each group identification is a separate identity element for each wireless initiation device that is programmed into the memory component in situ at the blast site. 8. The method of claim 7, wherein programming of the group identification for each wireless initiation device comprises: transmitting a wireless group identification programming signal comprising (i) a factory identification code component and (ii) a group identification component to each wireless initiation device;for each wireless initiation device receiving the factory identification code component, comparing the received factory identification code to its pre-stored factory identification code; andfor each wireless initiation device that determines that the factory identification code component corresponds to its pre-stored factory identification code, storing in the memory component the group identification component as a group identification. 9. The method of claim 2, wherein each wireless initiation device is placed at a desired position at the blast site and programmed with a group identification via short range wired or wireless communication using a portable programming device. 10. The method of claim 2, wherein the group identification of each wireless initiation device corresponds to a factory programmed identification code of each wireless initiation device. 11. The method of claim 1, further comprising the step of: deactivating or shutting-down each wireless initiation device that determines that it does not fall within the predetermined group. 12. The method of claim 2, wherein the group identification for each wireless initiation device is from 4 to 8 bits in length. 13. The method of claim 1, wherein each wireless initiation device forms part of a wireless electronic booster comprising an explosive charge. 14. A method of controlling a predetermined group of wireless electronic boosters within a plurality of such boosters at a blast site, which method comprises: transmitting to the plurality of wireless electronic boosters a wireless command signal relating to some operation intended to be executed by the predetermined group of wireless electronic boosters;for each wireless electronic booster receiving the wireless command signal, determining whether the wireless electronic booster forms part of the predetermined group; andfor each wireless electronic booster that determines that it forms part of the predetermined group, executing the operation on the basis of the command signal. 15. The method of claim 14, wherein the wireless command signal comprises a group identification component that enables differentiation of wireless electronic boosters forming part of the predetermined group from wireless electronic boosters not forming part of the predetermined group, and wherein each wireless electronic booster comprises: a receiver for receiving a wireless command signal;a memory component in which is stored a group identification; anda control circuit for comparing the group identification component with the stored group identification, for determining on the basis of that comparison whether the wireless electronic booster forms part of the predetermined group, and for executing the intended operation of the wireless electronic booster if it is determined that it forms part of the predetermined group. 16. The method of claim 14, wherein the wireless command signal comprises a command selected from a command signal to FIRE the wireless electronic booster, a command to ARM the wireless electronic booster, a command to DISARM the wireless electronic booster, a command to ACTIVATE the wireless electronic booster, a command to DEACTIVATE the wireless electronic booster, a command to SHUT-DOWN the wireless electronic booster, and a command to CALIBRATE an internal clock of the wireless electronic booster. 17. The method of claim 15, wherein the plurality of wireless electronic boosters are divided into predetermined groups, with wireless electronic boosters within the same predetermined group having with the same stored group identification, and with wireless electronic boosters in different groups having different stored group identifications, the group identification component of the wireless command signal corresponding to a group identification. 18. The method of claim 15, wherein each wireless electronic booster in the plurality of wireless electronic boosters has a unique stored group identification, and wherein the group identification component of the wireless command signal comprises a plurality of group identification components corresponding to group identifications for the predetermined group of wireless electronic boosters. 19. The method of claim 15, wherein following placement of each wireless electronic booster at the blast site, all components of the booster are checked for operative integrity, and wherein the group identification for each wireless electronic booster is programmed into the memory component in situ at the blast site during the check. 20. The method of claim 15, wherein each wireless electronic booster has a pre-stored factory identification code, and wherein each group identification is a separate identity element for each wireless electronic booster that is programmed into the memory unit in situ at the blast site. 21. The method of claim 20, wherein programming of the group identification for each wireless electronic device comprises: transmitting a wireless group identification programming signal comprising (i) a factory identification code component and (ii) a group identification component to each wireless electronic booster;for each wireless electronic booster receiving the factory identification code component, comparing the factory identification code to its pre-stored factory identification code; andfor each wireless electronic booster that determines that the factory identification code component corresponds to its pre-stored factory identification code, storing in the memory component the group identification component as a group identification. 22. The method of claim 15, wherein each wireless electronic booster is placed at a desired position at the blast site and programmed with a group identification via short range wired or wireless communication using a portable programming device. 23. The method of claim 15, wherein the group identification of each wireless initiation device corresponds to a factory programmed identification code of each wireless electronic booster. 24. The method of claim 14, further comprising the step of: deactivating or shutting-down each wireless electronic booster device that determines that it does not fall within the predetermined group. 25. The method of claim 15, wherein the group identification for each wireless electronic booster is from 4 to 8 bits in length. 26. The method of claim 1, wherein the group identification for each wireless initiation device is at least 4 bits in length. 27. The method of claim 14, wherein the group identification for each wireless initiation device is at least 4 bits in length.

이 특허에 인용된 특허 (1)

Hummel, Dirk; Lownds, Charles Michael. Method of communication at a blast site, and corresponding blasting apparatus. USP2010127848078.

이 특허를 인용한 특허 피인용횟수: 2

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Selective control of wireless initiation devices at a blast site

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