FR2376561B1 - - Google Patents
Info
- Publication number
- FR2376561B1 FR2376561B1 FR7800134A FR7800134A FR2376561B1 FR 2376561 B1 FR2376561 B1 FR 2376561B1 FR 7800134 A FR7800134 A FR 7800134A FR 7800134 A FR7800134 A FR 7800134A FR 2376561 B1 FR2376561 B1 FR 2376561B1
- Authority
- FR
- France
- Legal status (The legal status 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 status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/505—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means
- H02M7/515—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only
- H02M7/523—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only with LC-resonance circuit in the main circuit
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/15—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for use during transport, e.g. by a person, vehicle or boat
- G01V3/165—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for use during transport, e.g. by a person, vehicle or boat operating with magnetic or electric fields produced or modified by the object or by the detecting device
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/53—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/537—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
- H02M7/5387—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration
- H02M7/53871—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration with automatic control of output voltage or current
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Electromagnetism (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- Remote Sensing (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Geophysics (AREA)
- Geophysics And Detection Of Objects (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA269,077A CA1064584A (en) | 1977-01-04 | 1977-01-04 | Pulse generator using lc circuit to energize a coil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2376561A1 FR2376561A1 (fr) | 1978-07-28 |
| FR2376561B1 true FR2376561B1 (US07652168-20100126-C00068.png) | 1983-02-18 |
Family
ID=4107645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7800134A Granted FR2376561A1 (fr) | 1977-01-04 | 1978-01-04 | Generateur d'impulsions a circuit resonnant l-c parallele pour excitation d'une bobine a l'aide d'impulsions rectangulaires |
Country Status (6)
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2096769B (en) * | 1981-04-14 | 1985-08-21 | Shell Int Research | Transmitter for an electromagnetic survey system |
| CA1133058A (en) * | 1982-02-18 | 1982-10-05 | Geonics Limited | Electromagnetic geophysical surveying system |
| US4868504A (en) * | 1987-02-09 | 1989-09-19 | Flr, Inc. | Apparatus and method for locating metal objects and minerals in the ground with return of energy from transmitter coil to power supply |
| US5157605A (en) * | 1987-04-27 | 1992-10-20 | Schlumberger Technology Corporation | Induction logging method and apparatus including means for combining on-phase and quadrature components of signals received at varying frequencies and including use of multiple receiver means associated with a single transmitter |
| US4965522A (en) * | 1988-11-09 | 1990-10-23 | Schlumberger Technology Corporation | Multifrequency signal transmitter with attenuation of selected harmonies for an array induction well logging apparatus |
| US4996494A (en) * | 1989-06-15 | 1991-02-26 | The United States Of America As Represented By The Secretary Of The Air Force | Droop compensated PFN driven transformer for generating high voltage, high energy pulses |
| FR2720840B1 (fr) * | 1994-06-02 | 1996-09-20 | Olivier Bardot | Procédé d'émission d'un champ électromagnétique et de grande portée, procédé de transmission et de localisation mettant en Óoeuvre ledit procédé d'émission, dispositifs mettant en Óoeuvre lesdits procédés. |
| UA53671C2 (uk) * | 1996-11-07 | 2003-02-17 | Англо Амерікан Корпорейшн Оф Саут Африка Лімітед | Генератор імпульсів для збудження котушки періодичними біполярними імпульсами (варіанти) та спосіб генерування послідовності періодичних біполярних імпульсів струму (варіанти) |
| DE19905003A1 (de) * | 1999-02-08 | 2000-08-10 | Wagner Kg | Umpolsteuergerät |
| US6218831B1 (en) * | 1999-05-19 | 2001-04-17 | Arthur D. Little, Inc. | Low power fluxgate circuit with current balance |
| AUPR083800A0 (en) * | 2000-10-17 | 2000-11-09 | Bhc Consulting Pty Ltd | Ground mineralisation rejecting metal detector (power saving) |
| AU2012101855A4 (en) | 2011-12-19 | 2013-01-24 | Minelab Electronics Pty Limited | Coil arrangement |
| RU2570118C1 (ru) * | 2014-07-11 | 2015-12-10 | Шлюмберже Текнолоджи Б.В. | Устройство для каротажного электромагнитного зондирования (варианты) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3317744A (en) * | 1963-08-08 | 1967-05-02 | Barringer Research Ltd | Pulse generator with capacitor alternately charged by d.c. pulses through s.c.r. switching means and discharged through inductor |
| DE1219977B (de) * | 1965-01-21 | 1966-06-30 | Philips Patentverwaltung | Elektronische Schaltvorrichtung zum schnellen Abschalten und Wiedereinschalten von stromdurchflossenen Induktivitaeten |
| US3400304A (en) * | 1966-02-25 | 1968-09-03 | Raytheon Co | Current reversing circuit |
| US3736589A (en) * | 1971-12-13 | 1973-05-29 | Westinghouse Electric Corp | Means for generating a flat-topped pulse with sine-squared rise and fall characteristics |
| GB1370187A (en) * | 1972-04-11 | 1974-10-16 | Barringer Research Ltd | Geophysical prospecting apparatus |
-
1977
- 1977-01-04 CA CA269,077A patent/CA1064584A/en not_active Expired
- 1977-12-23 US US05/864,060 patent/US4157579A/en not_active Expired - Lifetime
- 1977-12-30 GB GB54245/77A patent/GB1589949A/en not_active Expired
-
1978
- 1978-01-03 AU AU32141/78A patent/AU519823B2/en not_active Expired
- 1978-01-03 BR BR7800021A patent/BR7800021A/pt unknown
- 1978-01-04 FR FR7800134A patent/FR2376561A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| GB1589949A (en) | 1981-05-20 |
| CA1064584A (en) | 1979-10-16 |
| AU519823B2 (en) | 1981-12-24 |
| US4157579A (en) | 1979-06-05 |
| AU3214178A (en) | 1979-07-12 |
| FR2376561A1 (fr) | 1978-07-28 |
| BR7800021A (pt) | 1978-10-24 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |