RU96116518A - DEVICE AND METHOD FOR PLASMA EXPLOSION - Google Patents

DEVICE AND METHOD FOR PLASMA EXPLOSION

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Publication number
RU96116518A
RU96116518A RU96116518/03A RU96116518A RU96116518A RU 96116518 A RU96116518 A RU 96116518A RU 96116518/03 A RU96116518/03 A RU 96116518/03A RU 96116518 A RU96116518 A RU 96116518A RU 96116518 A RU96116518 A RU 96116518A
Authority
RU
Russia
Prior art keywords
exploding conductor
plasma
exploding
conductor
blasting rocks
Prior art date
Application number
RU96116518/03A
Other languages
Russian (ru)
Other versions
RU2138637C1 (en
Inventor
Грегори Вилкинсон Марк
Original Assignee
Максвелл Текнолоджиз, Инк.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US08/193,233 external-priority patent/US5425570A/en
Application filed by Максвелл Текнолоджиз, Инк. filed Critical Максвелл Текнолоджиз, Инк.
Publication of RU96116518A publication Critical patent/RU96116518A/en
Application granted granted Critical
Publication of RU2138637C1 publication Critical patent/RU2138637C1/en

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Claims (9)

1. Устройство для взрывания породы с помощью плазмы, содержащее емкостное средство для накопления электрической энергии, взрываемый проводник, имеющий заданную длину и поперечное сечение и электрически соединенный с емкостным средством, для приема электрического тока, причем электрический ток нагревает взрываемый проводник от твердого состояния до плазменного состояния в непосредственной близости от испаряемой рабочей текучей среды для выполнения работы над породой коммутирующее средство, выборочно связывающее электрический зарядный потенциал от емкостного средства с взрываемым проводником, и индуктивное средство, соединенное с емкостным средством, для приема электрического тока и снижения скорости изменения электрического тока, протекающего к взрываемому проводнику, при этом увеличение сопротивления взрываемого проводника происходит, когда он переходит из твердого состояния в плазменное состояние, приводя к протеканию тока через плазму, для получения увеличенного падения напряжения на плазме с увеличенной в результате диссипацией тепла в рабочей текучей среде, причем корень квадратный из отношения индуктивности индуктивного средства, деленной на емкость емкостного средства, пропорционален отношению длины взрываемого проводника, деленной на его поперечное сечение, а объем взрываемого проводника пропорционален электрической энергии, накопленной в емкостном средстве, для того чтобы обеспечить оптимальную передачу энергии емкостного средства к взрываемому проводнику.1. Device for blasting rocks using plasma, containing capacitive means for storing electrical energy, an exploding conductor having a predetermined length and cross section and electrically connected to capacitive means for receiving electric current, the electric current heating the exploding conductor from solid to plasma state in the immediate vicinity of the evaporated working fluid to work on the rock commuting means selectively connecting an electric charge the potential from the capacitive means with an exploding conductor, and the inductive means connected to the capacitive means to receive electric current and reduce the rate of change of electric current flowing to the exploding conductor, while the resistance of the exploding conductor increases when it passes from a solid state to a plasma state, leading to the flow of current through the plasma, to obtain an increased voltage drop across the plasma with increased heat dissipation in the working fluid food, and the square root of the ratio of the inductance of the inductance divided by the capacitance of the capacitive means is proportional to the ratio of the length of the exploding conductor divided by its cross section, and the volume of the exploding conductor is proportional to the electric energy stored in the capacitive means in order to ensure optimal transfer of capacitive energy means for exploding conductor. 2. Устройство для взрывания породы с помощью плазмы по п.1, отличающееся тем, что взрываемый проводник выполнен в виде тонкой пластины проводящего материала, имеющей довольно большое отношение площади поверхности к объему. 2. The device for blasting rocks using plasma according to claim 1, characterized in that the exploding conductor is made in the form of a thin plate of conductive material having a rather large ratio of surface area to volume. 3. Устройство для взрывания породы с помощью плазмы по п.1, отличающееся тем, что взрываемый проводник выполнен в виде металлической ленты. 3. The device for blasting rocks using plasma according to claim 1, characterized in that the exploding conductor is made in the form of a metal tape. 4. Устройство для взрывания породы с помощью плазмы по п.1, отличающееся тем, что взрываемый проводник выполнен в виде спиральной ленты, накрученной на опорный элемент. 4. The device for blasting rocks using plasma according to claim 1, characterized in that the exploding conductor is made in the form of a spiral tape wound on a support element. 5. Способ взрывания породы с помощью плазмы, предусматривающий зарядку конденсатора электрическим зарядом, и передачу электрического заряда через индуктивность на взрываемый проводник, отличающийся тем, что корень квадратный из отношения индуктивности к емкости пропорционален длине взрываемого проводника, деленной на его площадь поперечного сечения, а объем взрываемого проводника пропорционален электрической энергии, накопленной в конденсаторе. 5. A method of blasting rocks using plasma, which involves charging a capacitor with an electric charge, and transferring an electric charge through an inductance to an exploding conductor, characterized in that the square root of the ratio of inductance to capacitance is proportional to the length of the exploding conductor divided by its cross-sectional area, and the volume the exploding conductor is proportional to the electrical energy stored in the capacitor. 6. Способ взрывания породы с помощью плазмы по п.5, отличающийся тем, что дополнительно размещают взрываемый проводник вблизи от смеси порошкообразного металла и окислителя таким образом, что переход взрываемого проводника в плазменное состояние вызывает реакцию в смеси и выделение тепловой энергии, которая увеличивает взрывную силу взрываемого проводника. 6. The method of blasting rocks using plasma according to claim 5, characterized in that they further place the exploding conductor near the mixture of the powdered metal and the oxidizing agent so that the transition of the exploding conductor to the plasma state causes a reaction in the mixture and the release of thermal energy, which increases the explosive exploding conductor force. 7. Способ взрывания породы с помощью плазмы по п.6, отличающийся тем, что порошкообразный металл содержит алюминий. 7. The method of blasting rocks using plasma according to claim 6, characterized in that the powdered metal contains aluminum. 8. Способ взрывания породы с помощью плазмы по п.7, отличающийся тем, что окислитель содержит воду. 8. The method of blasting rocks using plasma according to claim 7, characterized in that the oxidizing agent contains water. 9. Способ взрывания породы с помощью плазмы по п.8, отличающийся тем, что гелеобразный компонент смешивают с алюминием и водой для удерживания алюминия и воды вблизи взрываемого проводника. 9. The method of blasting rocks using plasma according to claim 8, characterized in that the gel-like component is mixed with aluminum and water to hold aluminum and water near the exploding conductor.
RU96116518A 1994-01-21 1995-01-20 Device and method of blasting by means of plasma RU2138637C1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US08/193,233 US5425570A (en) 1994-01-21 1994-01-21 Method and apparatus for plasma blasting
US08/193.233 1994-01-21
US08/193,233 1994-01-21
PCT/US1995/000640 WO1995020097A1 (en) 1994-01-21 1995-01-20 Method and apparatus for plasma blasting

Publications (2)

Publication Number Publication Date
RU96116518A true RU96116518A (en) 1999-01-27
RU2138637C1 RU2138637C1 (en) 1999-09-27

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU96116518A RU2138637C1 (en) 1994-01-21 1995-01-20 Device and method of blasting by means of plasma

Country Status (12)

Country Link
US (1) US5425570A (en)
EP (1) EP0740737B1 (en)
JP (1) JP3588468B2 (en)
KR (1) KR100323215B1 (en)
AT (1) ATE217051T1 (en)
AU (1) AU677511B2 (en)
BR (1) BR9506547A (en)
CA (1) CA2180661C (en)
DE (1) DE69526570D1 (en)
FI (1) FI962915A (en)
RU (1) RU2138637C1 (en)
WO (1) WO1995020097A1 (en)

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