SU566329A1

SU566329A1 - Pulse shaper

Info

Publication number: SU566329A1
Application number: SU7602340158A
Authority: SU
Inventors: Виктор Васильевич Карташев; Ринат Низамович Киямов; Анатолий Викторович Старцев
Original assignee: Уфимский авиационный институт им. Орджоникидзе
Priority date: 1976-03-24
Filing date: 1976-03-24
Publication date: 1977-07-25

Description

1 . ;. one . ;.

Изобретение относитс к радиотехнике и может быть использовано в устройстйах импульсной и вычислительной техники. The invention relates to radio engineering and can be used in devices of pulse and computer technology.

Известен формирователь импульсов, содержащий первый и второй конденсаторы,Known pulse shaper containing the first and second capacitors,

включенные последовательно с дросселем и диодом между полюсами источника посто нного напр жени , первый и второй тиристоры , соединенные последовательно с первичными обмотками выходных трансформаторов в первую и вторую цепочки, включенные парЕШлельно первому и второму конденсаторам соответственно, третий и чеч вертый конденсаторы, первые обкладки ко- чторых соединены с точкой соединени первых обкладок первого и второго конденсаторов , первый резистор, включенный между вторыми обкладками первого и третьего конденсаторов, второй резистор, включенный между вторыми обкладками второго и четвертого конденсаторов, транзистор, второй и третий диоды, первый и второй импульсные трансформаторы, причем первична обмотка первого импульсного трансформатора включена между коллекторомconnected in series with a choke and a diode between the poles of a constant voltage source, the first and second thyristors connected in series with the primary windings of output transformers in the first and second chains connected in pairs to the first and second capacitors, respectively, the third and chetyre capacitors, the first plates of the coils first connected to the connection point of the first plates of the first and second capacitors, the first resistor connected between the second plates of the first and third capacitors, the second a resistor connected between the second plates of the second and fourth capacitors, the transistor, the second and third diodes, the first and second pulse transformers, with the primary winding of the first pulse transformer connected between the collector

транзистора и второй обкладкой третьего конденсатора, -первый вывод первичной обмотки второго импульсного трансформатора соединен с эмиттером транзистора, а вторичные обмотки первого и второго импульсных трансформаторов выключены параллельно управл ющим переходам первого и второго тиристоров соответственно 111 .the transistor and the second plate of the third capacitor, the first primary output of the second pulse transformer is connected to the emitter of the transistor, and the secondary windings of the first and second pulse transformers are turned off in parallel with the control transitions of the first and second thyristors, respectively.

Однако этот формирователь импульсов сложен.However, this pulse shaper is complex.

Дл упрощени формировател импульсов второй и третий диоды соединены в последовательную цепочку, включенную параллельно и встречно транзистору и соединенную с первыми обкладками третьего и четвертого конденсаторов, а второй вывод первичной обмотки второго импульсного трансформатора соединен со второй обкладкой четвертого конденсатора.To simplify the pulse former, the second and third diodes are connected in a series circuit connected in parallel and counter to the transistor and connected to the first plates of the third and fourth capacitors, and the second primary output of the second pulse transformer is connected to the second plate of the fourth capacitor.

На чертеже дана принципиальна электрическа схема формировател .In the drawing, the electrical circuit of the driver is given.

Claims

It contains the first and second capacitors 1 and 2, connected in series with choke 3 and diode 4 between poles 5 and 6 of a constant voltage source, the first and second thyristors 7 and 8, connected in series with the primary windings 9 and 1O of output transformers 11 and 12 third and fourth capacitors 13 and 14, respectively, connected to the first and second capacitors 1 and 2, respectively; the first plates of which are connected to the connection point of the first plates of the first and second capacitors 1 and the first resistor 15, on The second resistor 16, connected between the second plates of the second and fourth capacitors 2 and 14, the transistor 17, the second and third diodes 18 and 19, the first and second pulse transformers 20 and 21, is wired between the second plates of the first and third capacitors 1 and 13. The primary winding 2 of the first pulse transformer 20 is connected between the collector of the transistor 17 and the second lining of the third capacitor 13, the first output of the primary winding 23 of the second and the second transformer 2 1 is connected to the emitter of the transistor 17, and the secondary windings 24 and 25 of the first and w The first pulse transformers 20 and 21 are connected in parallel with the control transitions of the nefjaoro and second thyristors 7 and 8, respectively. Second and third. diodes 18 and 19 are connected in parallel and is typical to transistor 17 and form a series circuit connected to the first plates of the third and fourth capacitors 13, 14, and the second output of the primary winding 23 of the second impeller1 of the transformer 21 is connected to the second tab of the fourth capacitor 14. The pulse former operates following way. During operation, capacitors 1 and 2 are alternately discharged through the switching-on thyristors 7, 8 and the primary windings 9, 10 of transformers 11, 12. In this case, output pulses are formed. The capacitors 13, 14 are charged from the capacitors 1, 2 through the resistors 15, 16. The voltage on the capacitors 13 and 14 repeats with some delay the voltage on the capacitors 1,

2. If the capacitor 14 is charged, the diode 19 will have a zero voltage equal to the voltage across the discharged DZ capacitor. When a control pulse arrives at the base of transistor 17, capacitor 14 is discharged through open transistor 17, diode 19 and primary winding 23 of pulse transformer 21, forming a thyristor control pulse 8. Thyristor 8 turns on, discharges capacitor 2 and charges capacitor 1. The voltage on the discharged capacitor 14 remains zero, and the capacitor 13 is charged through the resistor 15 from the capacitor 1. At the same time, the diode 19 is blocked by reverse voltage, and the diode 18 will be under zero voltage. The next control pulse is open-. The transistor 17 and the capacitor 13 is discharged through the diode 18, the transistor 17 and the primary winding 22 of the pulse transformer 20, generating a pulse to open the thyristor 7. Next, the cycles are repeated. The invention The shaper of the pulses containing the first and second capacitors connected in series with a choke and a diode between the poles of a constant voltage source, the first and second thyristors connected in series with the primary windings of output transformers in the first and second chains connected in parallel to the first and second capacitors respectively The third and fourth capacitors, the first plates of which are connected to the junction point of the first plates of the first and second capacitors, stop connected by interconnecting plates of the first and third capacitors, second resistor connected between the second plates of the second and fourth capacitors, transistor, second and third diodes, first and second pulse transformers, with the primary winding of the first pulse transformer connected between the collector of the transistor and the second plate the third capacitor, the first output of the primary winding of the second pulse transformer is connected to the emitter of the transistor, and the secondary windings of the first and second pulse Transformers are connected in parallel to the control junctions of the first and second thyristors, respectively, from the fact that, in order to simplify the pulse former, the second and third diodes are connected in a series; connected in parallel and counter to the transistor and connected to the first plates of the third and fourth capacitors, and the second output of the primary winding of the second pulse transformer is connected to the second plate of the fourth capacitor. Sources of information taken into account in the examination 1. Reports of the scientific and technical conference on the results of research in 1966-1967, the Section of electronic equipment.

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