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序号 专利名 申请号 申请日 公开(公告)号 公开(公告)日 发明人
1 一种耐高温高可靠性的自击穿气体开关 CN201610415445.5 2016-06-14 CN106099644A 2016-11-09 刘毅; 林福昌; 周古月; 李显东; 李志远
发明公开了一种耐高温高可靠性的自击穿气体开关,适用于高温、高压以及对可靠性要求较高的场合。其主要包括长电极杆,电极,绝缘套管,不锈外筒,连接垫圈以及充气孔,整个装置由阴极阳极两部分构成且呈轴对称设置。电极放电表面为椭圆导,电极通过连接垫圈焊接在电极杆一端,绝缘套管紧套于长电极杆外部,并通过连接垫圈与不锈钢外筒进行无缝焊接,在保证气密性的同时,可提供更加可靠的机械强度,从而避免气体开关因多次持续放电冲击而导致结构松动的情况。本发明在保证开关电气性能的同时,使开关在高温高压环境下仍可稳定可靠地工作,显著地提高了气体开关在特殊工作条件下的适用性。
2 双同轴型高压脉冲电容器及电容、开关一体化装置 CN201610045031.8 2016-01-23 CN105679534A 2016-06-15 程新兵; 杨建华; 潘子龙
发明涉及一种高压脉冲电容器,尤其是一种采用双同轴型结构的高压脉冲电容器及电容、开关一体化装置。本发明主要由高压电极、地电极、高压电极绝缘板、高压电极安装螺帽、液体绝缘介质、开关地电极、开关高压电极、开关绝缘外壳组成。高压电极和地电极呈同轴放置,高压电极的外表面和地电极外壳的内表面之间构成第一个电容;高压电极的内表面和地电极内筒的外表面之间构成第二个电容;高压电极径向平面和地电极的径向平面构成第三个电容。高压电极和地电极构成双同轴结构。利用地电极的内部空间,安置开关地电极、开关高压电极和开关绝缘外壳,构成高压气体开关,实现电容开关一体化,从而可以满足紧凑型、小型化高功率脉冲装置的应用需求。
3 一种触发型火花间隙 CN201610900410.0 2016-10-14 CN106571583A 2017-04-19 刘之方; 李国富; 李志远; 董勤晓; 周玮; 余辉; 陈没; 李永亮; 高克利; 李会兵; 闫晔; 党冬
发明公开了一种触发型火花间隙装置,包括:空气间隙G1和G2、电容器组C1和C2、开关TG、变压器T、触发电路TC以及开关K,所述空气间隙G1和G2串联;电容器组C1与空气间隙G1并联、电容器组C2和空气间隙G2并联;所述开关TG与所述变压器T的高压绕组串联后和空气间隙G1并联;所述开关K与所述变压器T的低压绕组连接,所述开关K的通断状态由触发电路TC控制;所述变压器T的低压绕组通过开关K与串联电容器组的最低一级或多级电容器连接;以及所述开关K闭合时,变压器T绕组的连接方式应使得高压绕组输出与低压绕组极性相反的电压。本发明所述火花间隙的触发方式整体结构简单,触发系统的元件少,可靠性高,实用性强,具有很高的工程应用价值。
4 Method and apparatus for improving electric arc discharge form generated between two electrodes by arranging high resistance insulating element between said electrodes and, especially, shock wave generating apparatus for hydraulic stone crushing utilizing said method and apparatus JP14922888 1988-06-16 JPS6420838A 1989-01-24 DOMINITSUKU KATEINIYORU; BERUNAARU RAKURIYUSHIYU; JIYANNRUI MESUTA
PURPOSE: To reduce wear of and damage to electrodes, and suddenly impart large energy by increasing resistance of a passage of an electric arc between the electrodes. CONSTITUTION: A means 30 to increase resistance of a passage of an electric arc between electrodes 12 and 14 is provided. This means 30 has a high resistance insulating element 32 arranged between the electric arc generating electrodes 12 and 14. When a switch I' is closed at the time when a switch I is opened, a capacitor C is charged. Next, in case the switch I is closed when the switch I' is opened, the capacitor C is discharged through the electrodes 12 and 14.
5 ELECTROHYDRAULIC LITHOTRIPSY PROBE AND ELECTRICAL SOURCE FOR AN ELECTROHYDRAULIC LITHOTRIPSY PROBE EP13779341.0 2013-08-15 EP2884912A2 2015-06-24 MANTELL, Robert; CURTIS, Chip; SOBELEVSKY, Mikhail
A lithotripter probe system including an invasive lithotripter tip and an electrical source for the lithotripter tip are disclosed. The lithotripter tip includes a first and second electrode positioned on the lithotripter tip such that an electric arc between the ends of the first and second electrodes causes a Shockwave to radiate from the lithotripter tip. The electric source includes a first spark gap, a second park gap electrically connected in series with the first spark gap, and a storage capacitor electrically connected in parallel with the first and second spark gaps. The first electrode is electrically connected to the storage capacitor via the serially connected first and second spark gaps, and when the first and second spark gaps conduct, the storage capacitor is configured to discharge to the first electrode, thereby causing the electric arc between the ends of the first and second electrodes.
6 laser spark plug having an improved seal between the combustion chamber window and the casing US14361032 2012-09-24 US20150027394A1 2015-01-29 Joerg Engelhardt; Dieter Wolz; Juergen Raimann; Pascal Woerner; Martin Weinrotter
A casing for a laser spark plug, in particular, of an internal combustion engine of a motor vehicle, or of a stationary engine; the casing including at least one casing part and a combustion chamber window joined to the casing part to form a seal at least regionally; characterized in that at least one sealing element, whose coefficient of thermal expansion at an operating temperature of the laser spark plug is greater than the coefficient of thermal expansion of the casing part at the operating temperature of the laser spark plug, is provided between the casing part and the combustion chamber window.
7 Microwave-triggered laser switch US379797 1982-05-19 US4477746A 1984-10-16 Martin S. Piltch
A high-repetition rate switch for delivering short duration, high-power electrical pulses from a pulsed-charged dc power supply. The present invention utilizes a microwave-generating device such as a magnetron that is capable of producing high-power pulses at high-pulse repetition rates and fast-pulse risetimes for long periods with high reliability. The rail-gap electrodes provide a large surface area that reduces induction effects and minimizes electrode erosion. Additionally, breakdown is initiated in a continuous geometric fashion that also increases operating lifetime of the device.
8 Electroionic relay and its application to the scanning US76603447 1947-08-04 US2499233A 1950-02-28 GABRIEL TOULON PIERRE MARIE
9 Rectifier US26621139 1939-04-05 US2257728A 1941-10-07 BENNETT WILLARD H
10 Electric discharge electrode US25472539 1939-02-04 US2239693A 1941-04-29 BENNETT WILLARD H
11 Procédé et dispositif pour améliorer le régime de décharge d'un arc électrique produit entre deux électrodes, par interposition d'un élément isolant à résistance élevée au moins entre les électrodes, et appareil de génération d'ondes de choc utilisant un tel procédé ou dispositif, notamment pour la lithotrypsie hydraulique EP88401364.0 1988-06-06 EP0296912B1 1991-10-16 Cathignol, Dominique; Lacruche, Bernard; Mestas, Jean-Louis
12 Procédé et dispositif pour améliorer le régime de décharge d'un arc électrique produit entre deux électrodes, par interposition d'un élément isolant à résistance élevée au moins entre les électrodes, et appareil de génération d'ondes de choc utilisant un tel procédé ou dispositif, notamment pour la lithotrypsie hydraulique EP88401364.0 1988-06-06 EP0296912A1 1988-12-28 Cathignol, Dominique; Lacruche, Bernard; Mestas, Jean-Louis

L'invention concerne un procédé et un dispositif pour améliorer le régime de décharge d'un arc électrique produit entre deux électrodes.

Ce dispositif est caractérisé en ce qu'il comprend des moyens (30) pour augmenter la résistance au passage de l'arc élec­trique (A) au moins entre les électrodes (12, 14), de préférence constitués par un élément isolant (32) qui est encore de préférence de forme sensiblement sphérique.

Grâce à l'invention, on obtient un régime de décharge de l'arc qui est de type amorti critique. Ce procédé et ce disposi­tif sont utilisés de préférence dans un appareil de génération d'ondes de choc pour la lithotrypsie hydraulique.

13 ELECTROHYDRAULIC MOVEMENT OF DOWNHOLE COMPONENTS AND METHOD US15368377 2016-12-02 US20180155996A1 2018-06-07 Daniel Ewing; Carlos Prieto; Christopher Ryan Hern
A downhole electrohydraulic movement arrangement including a spark gap device positioned and configured to move a separate component, and an energy source electrically connected to the spark gap device. A method for moving a component in a downhole environment including disposing an electrohydraulic arrangement having a spark gap device and an energy source electrically connected to the spark gap device operably proximate a component, actuating the spark gap device, generating a pressure wave with the spark gap device, and moving the component with the pressure wave. A downhole system including a borehole, a component moved within the borehole by an electrohydraulic arrangement.
14 Spark Exciter Variable Control Unit US15600221 2017-05-19 US20170335801A1 2017-11-23 Anthony J. Miranda; John Heese
A hardware configuration and related variable control strategy is disclosed that accepts an electric power input typical of space flight systems and converts that energy into a spark pulse train with variable performance metrics for the following system parameters: time to first spark, peak breakdown voltage amplitude, spark repetition rate and energy delivered per spark, which have all been optimally chosen to reliably ignite certain fuel mixtures and which have been proven to be beneficial for use in aerospace applications.
15 laser spark plug having an improved seal between the combustion chamber window and the casing US14361032 2012-09-24 US20160344163A9 2016-11-24 Joerg Engelhardt; Dieter Wolz; Juergen Raimann; Pascal Woerner; Martin Weinrotter
A casing for a laser spark plug, in particular, of an internal combustion engine of a motor vehicle, or of a stationary engine; the casing including at least one casing part and a combustion chamber window joined to the casing part to form a seal at least regionally; characterized in that at least one sealing element, whose coefficient of thermal expansion at an operating temperature of the laser spark plug is greater than the coefficient of thermal expansion of the casing part at the operating temperature of the laser spark plug, is provided between the casing part and the combustion chamber window.
16 A method and device for improving the discharge regime between two electrodes US207068 1988-06-15 US4962753A 1990-10-16 Dominique Cathignol; Bernard Lacruche; Jean-Louis Mestas
The invention relates to a method and to a device for improving the dische regime of an electric arc produced between two electrodes. The device is characterized in that it includes means an insulating element (32), preferably spherical in shape, for increasing the resistance to the passage of the electric arc (A) between ends of the electrodes (12, 14). By using the invention it is possible to obtain an arc discharge of the critically damped type. The method and the device are preferably used in shock wave generator apparatus for hydraulic lithotripsy.
17 Direct current static transformer US3581148D 1969-06-04 US3581148A 1971-05-25 BRIGNET ROGER RAOUL
A direct current static transformer for continuous operation comprising a series of successive stages each including a first conductive plate having a multiplicity of thin, needlelike individual electrodes directed toward a second conductive plate, the second conductive plate having a relatively smooth surface facing toward the needle electrodes. Each stage further includes an electrically conductive grid interposed between the first and second plates, the grid being electrically connected to the first plate. The second plate for one stage constitutes the first plate for the next succeeding stage in the transformer. In a preferred construction, there are two such series of successive stages, one series connected to the positive terminal of a DC supply and the other series connected to the negative terminal, with a capacitor connected between the corresponding plates of the two series in each stage.
18 Device for collecting electrostatic charges from poor conductors by means of a corona discharge US44924965 1965-04-19 US3369152A 1968-02-13 WALTER SPENGLER
19 Apparatus for grounding electrostatic charges US81908759 1959-06-09 US2983847A 1961-05-09 WALTER SPENGLER
20 ELECTROHYDRAULIC LITHOTRIPSY PROBE AND ELECTRICAL SOURCE FOR AN ELECTROHYDRAULIC LITHOTRIPSY PROBE EP13779341.0 2013-08-15 EP2884912B1 2017-07-19 MANTELL, Robert; CURTIS, Chip; SOBELEVSKY, Mikhail
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