One or more ram accelerator devices may be used to form one or more holes in geologic or other material. These holes may be used for drilling, tunnel boring, excavation, and so forth. The ram accelerator devices propel projectiles which are accelerated by combustion of one or more combustible gasses
One or more ram accelerator devices may be used to form one or more holes in geologic or other material. These holes may be used for drilling, tunnel boring, excavation, and so forth. The ram accelerator devices propel projectiles which are accelerated by combustion of one or more combustible gasses in a ram effect to reach velocities exceeding 500 meters per second.
대표청구항▼
1. A system comprising: a control system to determine one or more firing parameters;one or more ram accelerators configured based at least in part on the one or more firing parameters, each of the one or more ram accelerators comprising: a projectile that comprises an outer core covering at least a
1. A system comprising: a control system to determine one or more firing parameters;one or more ram accelerators configured based at least in part on the one or more firing parameters, each of the one or more ram accelerators comprising: a projectile that comprises an outer core covering at least a portion of an inner core, the inner core comprises one or more non-gaseous materials configured to provide an abrasive action upon impact, wherein the one or more non-gaseous materials comprises one or more of: diamond,garnet,silicon carbide,tungsten, orcopper;a plurality of sensors configured to communicate with the control system;a plurality of ventless sections separated by section separation mechanisms, wherein each of the sections is configured to contain one or more combustible gasses; anda ventless boost mechanism attached to the plurality of ventless sections, the ventless boost mechanism configured to impart an impulse on the projectile such that the projectile is accelerated to a ram-effect velocity within the plurality of ventless sections. 2. The system of claim 1, wherein an end of the plurality of ventless sections is at least partially in contact with one or more of a geologic material or a fluid in a hole formed by impact of the projectile. 3. The system of claim 1, further comprising a concrete delivery jacket coupled to a guide tube and configured to inject a liquid concrete mixture into a space between the concrete delivery jacket and walls of a hole formed by impact of the projectile. 4. The system of claim 1, further comprising a positioning device affixed to at least a portion of at least one of the ventless sections, the positioning device configured to direct a path of a hole by directing exit of the projectile. 5. The system of claim 1, wherein the projectile comprises one or more sensors that transmit data; andthe system further comprising a receiver; andthe control system uses the data received using the receiver to determine the one or more firing parameters. 6. The system of claim 1, the section separation mechanism comprising: a diaphragm dispenser attached to the plurality of ventless sections, the diaphragm dispenser configured to move a diaphragm material through a gap between the plurality of ventless sections of the ram accelerator. 7. The system of claim 1, further comprising one or more cutting bits. 8. The system of claim 1, the control system further configured to fire a plurality of ram accelerators in a predetermined pattern configured to generate one or more focused shock waves within a target material. 9. The system of claim 1, wherein composition of the combustible gasses of the plurality of ventless sections differ. 10. The system of claim 1, wherein the one or more firing parameters comprise one or more of: projectile type,projectile composition,projectile density,hardness of target material,density of the target material,number of the plurality of ventless sections,number of the one or more ram accelerators in use,ambient conditions, orfiring angle. 11. A system comprising: one or more ram accelerators, each of the one or more ram accelerators comprising: a projectile that comprises an outer core covering at least a portion of an inner core, the inner core comprises one or more non-gaseous materials configured to provide an abrasive action upon impact, wherein the one or more non-gaseous materials comprises one or more of: diamond,garnet,silicon carbide,tungsten, orcopper;a plurality of ventless sections separated by section separation mechanisms; anda ventless boost mechanism attached to the plurality of ventless sections that imparts an impulse on the projectile such that the projectile is accelerated to a ram-effect velocity. 12. The system of claim 11, wherein the section separation mechanism comprises a valve. 13. The system of claim 11, further comprising: a plurality of sensors in the projectile that generate data; anda control system that determines one or more firing parameters based at least in part on the data. 14. The system of claim 11, further comprising a mechanism proximate to a downhole end of the one or more ram accelerators that exerts a lateral force between a portion of the one or more ram accelerators and a wall of a hole. 15. The system of claim 11, further comprising: a section separation mechanism comprising: a supply spool to store diaphragm material;a takeup spool to retain used diaphragm material; andone or more sealing assemblies to maintain a seal between a portion of the diaphragm material and at least one of the plurality of ventless sections during operation. 16. A system comprising: a ram accelerator comprising: a projectile that comprises an outer core covering at least a portion of an inner core, the inner core comprises one or more non-gaseous materials configured to provide an abrasive action upon impact, wherein the one or more non-gaseous materials comprises one or more of: diamond,garnet,silicon carbide,tungsten, orcopper;a plurality of ventless sections; anda ventless boost mechanism attached to at least one of the plurality of ventless sections, wherein the ventless boost mechanism accelerates the projectile to a ram-effect velocity. 17. The system of claim 16, wherein at least a portion of the plurality of ventless sections are separated by section separation mechanisms. 18. The system of claim 17, wherein the section separation mechanism comprises a ball valve. 19. The system of claim 17, the section separation mechanism comprising: a diaphragm dispenser that moves a diaphragm material through a gap between the plurality of ventless sections of the ram accelerator. 20. The system of claim 16, wherein the projectile is further configured to entrain into a hole one or more of: an explosive,hole cleaner,seepage stop,water, orice.
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이 특허에 인용된 특허 (36)
Naumann Karl W. (Weil am Rhein DEX), Acceleration apparatus.
Cherrington Martin D. (Cherrington Corp. ; 7398 San Joaquin Sacramento CA 95820) Cherrington William D. (Cherrington Corp. ; 7398 San Joaquin Sacramento CA 95820), Apparatus and method for forming an enlarged underground arcuate bore and installing a conduit therein.
Watson John David, Method and apparatus for controlled small-charge blasting of hard rock and concrete by explosive pressurization of the bottom of a drill hole.
Hertzberg Abraham (Bellevue WA) Bruckner Adam P. (Seattle WA) Bogdanoff David W. (Mountain View CA) Knowlen Carl (Seattle WA), Method and apparatus for initating stable operation of a ram accelerator.
Hertzberg Abraham (Bellevue WA) Bruckner Adam P. (Seattle WA) Knowlen Carl (Seattle WA) McFall Keith A. (Seattle WA), Method and apparatus for zero velocity start ram acceleration.
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