MX2019009240A - Circuito de encendido electronico y metodo de uso. - Google Patents
Circuito de encendido electronico y metodo de uso.Info
- Publication number
- MX2019009240A MX2019009240A MX2019009240A MX2019009240A MX2019009240A MX 2019009240 A MX2019009240 A MX 2019009240A MX 2019009240 A MX2019009240 A MX 2019009240A MX 2019009240 A MX2019009240 A MX 2019009240A MX 2019009240 A MX2019009240 A MX 2019009240A
- Authority
- MX
- Mexico
- Prior art keywords
- circuit
- capacitor
- fuse
- discharge
- trip
- Prior art date
Links
- 239000003990 capacitor Substances 0.000 abstract 4
- 238000001514 detection method Methods 0.000 abstract 1
- 238000007599 discharging Methods 0.000 abstract 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B3/00—Blasting cartridges, i.e. case and explosive
- F42B3/10—Initiators therefor
- F42B3/12—Bridge initiators
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/11—Perforators; Permeators
- E21B43/116—Gun or shaped-charge perforators
- E21B43/1185—Ignition systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B3/00—Blasting cartridges, i.e. case and explosive
- F42B3/10—Initiators therefor
- F42B3/12—Bridge initiators
- F42B3/121—Initiators with incorporated integrated circuit
- F42B3/122—Programmable electronic delay initiators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42C—AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR
- F42C15/00—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges
- F42C15/40—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges wherein the safety or arming action is effected electrically
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42C—AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR
- F42C15/00—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges
- F42C15/40—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges wherein the safety or arming action is effected electrically
- F42C15/42—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges wherein the safety or arming action is effected electrically from a remote location, e.g. for controlled mines or mine fields
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
- F42D1/04—Arrangements for ignition
- F42D1/045—Arrangements for electric ignition
- F42D1/05—Electric circuits for blasting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
- F42D1/04—Arrangements for ignition
- F42D1/045—Arrangements for electric ignition
- F42D1/05—Electric circuits for blasting
- F42D1/055—Electric circuits for blasting specially adapted for firing multiple charges with a time delay
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/20—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess voltage
- H02H3/202—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess voltage for DC systems
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Air Bags (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Automotive Seat Belt Assembly (AREA)
Abstract
La presente descripción describe un circuito de encendido electrónico ("EIC") para controlar al menos un detonador. El EIC puede incluir un circuito de protección, un circuito de entrada acoplado al circuito de protección, un circuito lógico acoplado eléctricamente al circuito de entrada y un circuito de encendido acoplado eléctricamente al circuito lógico. El circuito de protección puede incluir al menos uno de un fusible, un disyuntor y un interruptor automático. El circuito lógico puede incluir un circuito de respuesta y un circuito de conmutación adaptado para alternar al siguiente detonador o encendedor. El circuito de encendido puede incluir un circuito de carga de capacitor, un circuito de descarga de capacitor para descargar un capacitor de disparo a través de un cabezal de fusible y un circuito de detección de disparos adaptado para medir un voltaje a través del capacitor de disparo antes de descargar a través del cabezal de fusible y para medir un voltaje después de descarga a través de la cabeza del fusible.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201762454841P | 2017-02-05 | 2017-02-05 | |
| US15/499,439 US9915513B1 (en) | 2017-02-05 | 2017-04-27 | Electronic ignition circuit and method for use |
| PCT/EP2017/069327 WO2018141423A1 (en) | 2017-02-05 | 2017-07-31 | Electronic ignition circuit and method for use |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX2019009240A true MX2019009240A (es) | 2019-09-13 |
Family
ID=61526315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2019009240A MX2019009240A (es) | 2017-02-05 | 2017-07-31 | Circuito de encendido electronico y metodo de uso. |
Country Status (7)
| Country | Link |
|---|---|
| US (5) | US9915513B1 (es) |
| CN (1) | CN110214259B (es) |
| AR (1) | AR109754A1 (es) |
| CZ (1) | CZ310300B6 (es) |
| MX (1) | MX2019009240A (es) |
| WO (1) | WO2018141423A1 (es) |
| ZA (1) | ZA201905139B (es) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11307011B2 (en) | 2017-02-05 | 2022-04-19 | DynaEnergetics Europe GmbH | Electronic initiation simulator |
| US9915513B1 (en) * | 2017-02-05 | 2018-03-13 | Dynaenergetics Gmbh & Co. Kg | Electronic ignition circuit and method for use |
| US11280166B2 (en) * | 2018-01-23 | 2022-03-22 | Geodynamics, Inc. | Addressable switch assembly for wellbore systems and method |
| WO2019182653A1 (en) | 2018-03-19 | 2019-09-26 | Geodynamics, Inc. | Current feed-through wireline release tool and method |
| US11661824B2 (en) | 2018-05-31 | 2023-05-30 | DynaEnergetics Europe GmbH | Autonomous perforating drone |
| US11408279B2 (en) | 2018-08-21 | 2022-08-09 | DynaEnergetics Europe GmbH | System and method for navigating a wellbore and determining location in a wellbore |
| US11994008B2 (en) | 2018-08-10 | 2024-05-28 | Gr Energy Services Management, Lp | Loaded perforating gun with plunging charge assembly and method of using same |
| US11078763B2 (en) | 2018-08-10 | 2021-08-03 | Gr Energy Services Management, Lp | Downhole perforating tool with integrated detonation assembly and method of using same |
| US11353308B2 (en) | 2019-05-08 | 2022-06-07 | Jorge E. Lopez de Cardenas | Self-selecting switch devices, perforating gun systems including the self-selecting switch devices, and methods of using the gun systems |
| CN111446707B (zh) * | 2020-04-09 | 2022-05-27 | 上海电气集团股份有限公司 | 一种电动汽车电源过电压的保护电路及电动汽车 |
| US20230349248A1 (en) * | 2020-06-17 | 2023-11-02 | DynaEnergetics Europe GmbH | Control module for use with a wellbore tool and wellbore toolstring with control module |
| CN112179202B (zh) * | 2020-09-29 | 2022-08-23 | 四川海天仪表电器开发有限公司 | 一种弹药引信的电点火电路 |
| US12152471B2 (en) * | 2020-10-28 | 2024-11-26 | Faraidoon Pundole | Singular/wired fuzing device |
| US12454867B2 (en) | 2021-01-09 | 2025-10-28 | Gr Energy Services Management, Lp | Integrated wellsite processing system and wellsite monitoring system and method of using same |
| WO2022256452A1 (en) | 2021-06-01 | 2022-12-08 | Gr Energy Services Management, L.P. | Downhole setting tool with integrated igniter and method of using same |
| WO2022256454A1 (en) | 2021-06-01 | 2022-12-08 | Gr Energy Services Management, L.P. | Downhole release tool with integrated igniter and method of using same |
| WO2022256450A1 (en) | 2021-06-01 | 2022-12-08 | Gr Energy Services Management, L.P. | Igniter for activating a downhole component and method of using same |
| DE102021123375A1 (de) * | 2021-09-09 | 2023-03-09 | Rwm Schweiz Ag | Zündvorrichtung für eine Munition, insbesondere eine Mittelkalibermunition und zugehöriges Verfahren zum Zünden oder zur Selbstzerlegung einer Munition, insbesondere einer Mittelkalibermunition |
| US12312925B2 (en) | 2021-12-22 | 2025-05-27 | DynaEnergetics Europe GmbH | Manually oriented internal shaped charge alignment system and method of use |
| CN115371507B (zh) * | 2022-08-19 | 2024-03-01 | 川南航天能源科技有限公司 | 一种油气井用电子雷管的安全起爆电路 |
Family Cites Families (62)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3064537A (en) | 1953-08-04 | 1962-11-20 | Maurice H Baller | Beacon launching system |
| DE3412798A1 (de) | 1984-04-05 | 1985-10-17 | kabelmetal electro GmbH, 3000 Hannover | Schaltungsanordnung und verfahren zum ausloesen einer sprengladung |
| DE3431818A1 (de) * | 1984-08-30 | 1986-03-13 | Dynamit Nobel Ag, 5210 Troisdorf | Sicherheitsschaltung fuer ein elektrisches zuendmittel |
| US4869171A (en) | 1985-06-28 | 1989-09-26 | D J Moorhouse And S T Deeley | Detonator |
| US4860653A (en) | 1985-06-28 | 1989-08-29 | D. J. Moorhouse | Detonator actuator |
| US4986183A (en) | 1989-10-24 | 1991-01-22 | Atlas Powder Company | Method and apparatus for calibration of electronic delay detonation circuits |
| US5042594A (en) | 1990-05-29 | 1991-08-27 | Schlumberger Technology Corporation | Apparatus for arming, testing, and sequentially firing a plurality of perforation apparatus |
| DE4302009A1 (de) | 1993-01-20 | 1994-07-21 | Schreiber Hans | Verfahren und Vorrichtung zur elektronisch gesteuerten Schußauslösung von Feuerwaffen |
| DE4330195C1 (de) | 1993-09-07 | 1994-11-10 | Dynamit Nobel Ag | Sprengmomentzünder |
| FR2742013B1 (fr) * | 1995-11-30 | 1998-03-27 | Sgs Thomson Microelectronics | Procede et dispositif de limitation d'appel de courant d'un condensateur associe a un redresseur |
| AU714098B2 (en) * | 1995-12-06 | 1999-12-16 | Orica Explosives Technology Pty Ltd | Electronic explosives initiating device |
| FR2749073B1 (fr) | 1996-05-24 | 1998-08-14 | Davey Bickford | Procede de commande de detonateurs du type a module d'allumage electronique, ensemble code de commande de tir et module d'allumage pour sa mise en oeuvre |
| CZ5766U1 (cs) * | 1996-11-19 | 1997-02-24 | Austin Detonator S.R.O. | Roznčtnice s ochranou roznětu při nedostatečném napětí na roznětném kondenzátoru |
| AU7036698A (en) | 1997-04-15 | 1998-11-11 | Dynamit Nobel Gmbh Explosivstoff- Und Systemtechnik | Electronic igniter |
| DE19740019A1 (de) | 1997-09-11 | 1999-03-25 | Siemens Ag | Einrichtung für den Insassenschutz in einem Kraftfahrzeug |
| CA2224870C (en) | 1997-12-16 | 2006-10-24 | Liqing Liu | Blasting machine and method |
| US6283227B1 (en) | 1998-10-27 | 2001-09-04 | Schlumberger Technology Corporation | Downhole activation system that assigns and retrieves identifiers |
| US7383882B2 (en) | 1998-10-27 | 2008-06-10 | Schlumberger Technology Corporation | Interactive and/or secure activation of a tool |
| US6148263A (en) | 1998-10-27 | 2000-11-14 | Schlumberger Technology Corporation | Activation of well tools |
| US6938689B2 (en) | 1998-10-27 | 2005-09-06 | Schumberger Technology Corp. | Communicating with a tool |
| AU776948B2 (en) | 1999-09-27 | 2004-09-30 | Orica Explosives Technology Pty Ltd | Triggering unit controlled by a microprocessor for initiating pyrotechnical elements |
| DE10017703A1 (de) | 1999-09-27 | 2001-05-03 | Dynamit Nobel Gmbh | Mikroprozessor gesteuerte Auslöseeinheit zur Initiierung pyrotechnischer Elemente |
| JP2004510116A (ja) * | 2000-03-17 | 2004-04-02 | エンサイン−ビツクフオード・エアロスペース・アンド・デフエンス・カンパニー | オードゥナンス点火システム |
| WO2002099356A2 (en) | 2001-06-06 | 2002-12-12 | Senex Explosives, Inc | System for the initiation of rounds of individually delayed detonators |
| US7559269B2 (en) | 2001-12-14 | 2009-07-14 | Irobot Corporation | Remote digital firing system |
| US6992877B2 (en) | 2002-03-13 | 2006-01-31 | Alliant Techsystems Inc. | Electronic switching system for a detonation device |
| RU2349751C2 (ru) | 2003-03-10 | 2009-03-20 | Бейкер Хьюз Инкорпорейтед | Способ и устройство для контроля качества откачки флюида с помощью анализа скорости притока флюида из породы |
| US7870825B2 (en) | 2003-07-15 | 2011-01-18 | Special Devices, Incorporated | Enhanced method, device, and system for identifying an unknown or unmarked slave device such as in an electronic blasting system |
| US7017494B2 (en) | 2003-07-15 | 2006-03-28 | Special Devices, Inc. | Method of identifying an unknown or unmarked slave device such as in an electronic blasting system |
| US20050011390A1 (en) | 2003-07-15 | 2005-01-20 | Special Devices, Inc. | ESD-resistant electronic detonator |
| US7066261B2 (en) | 2004-01-08 | 2006-06-27 | Halliburton Energy Services, Inc. | Perforating system and method |
| DE102005031673A1 (de) | 2004-07-23 | 2006-03-16 | Dynitec Gmbh | Initialsprengstofffreies Zündsystem |
| DE102004044683A1 (de) | 2004-09-15 | 2006-03-30 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | Platine mit Leiterbahnsicherung |
| US7588080B2 (en) | 2005-03-23 | 2009-09-15 | Baker Hughes Incorporated | Method for installing well completion equipment while monitoring electrical integrity |
| US7565927B2 (en) | 2005-12-01 | 2009-07-28 | Schlumberger Technology Corporation | Monitoring an explosive device |
| AR064757A1 (es) | 2007-01-06 | 2009-04-22 | Welltec As | Comunicacion/control de tractor y conmutador de seleccion de disparo perforador |
| CN201184775Y (zh) | 2008-03-21 | 2009-01-21 | 安徽理工大学 | 可编程智能电子延期电雷管 |
| US8582275B2 (en) | 2008-04-28 | 2013-11-12 | Beijing Ebtech Technology Co., Ltd. | Electronic detonator control chip |
| US7980309B2 (en) | 2008-04-30 | 2011-07-19 | Halliburton Energy Services, Inc. | Method for selective activation of downhole devices in a tool string |
| US7802619B2 (en) | 2008-09-03 | 2010-09-28 | Probe Technology Services, Inc. | Firing trigger apparatus and method for downhole tools |
| CN201764910U (zh) * | 2009-08-20 | 2011-03-16 | 北京维深数码科技有限公司 | 一种无线雷管组件及爆破装置 |
| KR101016538B1 (ko) | 2009-09-03 | 2011-02-24 | 안병호 | 마이크로컨트롤러에서 기준시간 설정방법 및 그 방법을 이용한 전자식 뇌관 |
| CN201488669U (zh) * | 2009-09-08 | 2010-05-26 | 北京维深数码科技有限公司 | 一种数码电子雷管控制芯片 |
| CA2817764A1 (en) | 2010-12-20 | 2012-06-28 | Dyno Nobel Inc. | Detonator ignition protection and detection circuit |
| MX2013009009A (es) | 2011-02-03 | 2014-02-17 | Baker Hughes Inc | Dispositivo para verificar conexion de detonador. |
| CN202470915U (zh) * | 2011-12-07 | 2012-10-03 | 安徽理工大学 | 一种基于avr优化控制的电子延期雷管 |
| US9394767B2 (en) * | 2012-02-08 | 2016-07-19 | Hunting Titan, Inc. | Transient control of wellbore pressure |
| WO2013173404A1 (en) | 2012-05-18 | 2013-11-21 | Schlumberger Canada Limited | System and method for performing a perforation operation |
| US9523271B2 (en) | 2012-09-21 | 2016-12-20 | Halliburton Energy Services, Inc. | Wireless communication for downhole tool strings |
| WO2015020738A2 (en) | 2013-06-27 | 2015-02-12 | Current Peter J | Methods and systems for controlling networked electronic switches for remote detonation of explosive devices |
| CN104345214A (zh) | 2013-08-06 | 2015-02-11 | 北京全安密灵科技股份公司 | 一种电子雷管点火回路阻抗是否合格的间接判定方法 |
| CN203595461U (zh) * | 2013-12-03 | 2014-05-14 | 桂林航天电子有限公司 | 高压点火继电器 |
| WO2015099742A1 (en) | 2013-12-26 | 2015-07-02 | Halliburton Energy Services, Inc. | In-line integrity checker |
| US9504121B2 (en) * | 2014-01-24 | 2016-11-22 | Altoran Chips & Systems | System and method for providing surge protection for an AC direct step driver lighting system |
| CN104296608A (zh) | 2014-10-15 | 2015-01-21 | 北京理工北阳爆破工程技术有限责任公司 | 一种电子雷管起爆系统及方法 |
| CN104613815A (zh) * | 2015-01-07 | 2015-05-13 | 中国人民解放军第二炮兵工程大学 | 一种多用途可遥控智能火控发射装置 |
| US10502036B2 (en) | 2015-07-06 | 2019-12-10 | Schlumberger Technology Corporation | Perforating gun system |
| US10359264B2 (en) | 2016-08-11 | 2019-07-23 | Austin Star Detonator Company | Electronic detonator, electronic ignition module (EIM) and firing circuit for enhanced blasting safety |
| GB2544247B (en) | 2016-09-26 | 2018-01-31 | Guardian Global Tech Limited | Downhole firing tool |
| US11307011B2 (en) | 2017-02-05 | 2022-04-19 | DynaEnergetics Europe GmbH | Electronic initiation simulator |
| US9915513B1 (en) * | 2017-02-05 | 2018-03-13 | Dynaenergetics Gmbh & Co. Kg | Electronic ignition circuit and method for use |
| US11280166B2 (en) | 2018-01-23 | 2022-03-22 | Geodynamics, Inc. | Addressable switch assembly for wellbore systems and method |
-
2017
- 2017-04-27 US US15/499,439 patent/US9915513B1/en active Active
- 2017-07-31 CZ CZ2019-549A patent/CZ310300B6/cs unknown
- 2017-07-31 CN CN201780082132.5A patent/CN110214259B/zh active Active
- 2017-07-31 WO PCT/EP2017/069327 patent/WO2018141423A1/en not_active Ceased
- 2017-07-31 MX MX2019009240A patent/MX2019009240A/es unknown
- 2017-09-29 AR ARP170102706A patent/AR109754A1/es active IP Right Grant
-
2018
- 2018-01-25 US US15/880,153 patent/US10605578B2/en active Active
-
2019
- 2019-08-02 ZA ZA2019/05139A patent/ZA201905139B/en unknown
-
2020
- 2020-01-30 US US16/776,977 patent/US11215433B2/en active Active
-
2021
- 2021-11-23 US US17/533,734 patent/US11686566B2/en active Active
-
2023
- 2023-05-25 US US18/323,949 patent/US12117280B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018141423A1 (en) | 2018-08-09 |
| US12117280B2 (en) | 2024-10-15 |
| US20220082364A1 (en) | 2022-03-17 |
| AR109754A1 (es) | 2019-01-23 |
| US11686566B2 (en) | 2023-06-27 |
| US20200166321A1 (en) | 2020-05-28 |
| CN110214259A (zh) | 2019-09-06 |
| US11215433B2 (en) | 2022-01-04 |
| CZ310300B6 (cs) | 2025-02-05 |
| CZ2019549A3 (cs) | 2019-09-25 |
| US20180224260A1 (en) | 2018-08-09 |
| US9915513B1 (en) | 2018-03-13 |
| CN110214259B (zh) | 2022-08-23 |
| US20230304782A1 (en) | 2023-09-28 |
| ZA201905139B (en) | 2020-03-25 |
| US10605578B2 (en) | 2020-03-31 |
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