SU631970A1

SU631970A1 - Telemechanics cyclic device

Info

Publication number: SU631970A1
Application number: SU762359677A
Authority: SU
Inventors: Евгений Николаевич Загрядский; Яков Вульфович Лурье; Владимир Давыдович Урин
Original assignee: Всесоюзный Государственный Трест По Организации И Рационализации Районных Электростанций И Сетей
Priority date: 1976-05-10
Filing date: 1976-05-10
Publication date: 1978-11-05

Description

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Изобретение относитс к области телемеханизации различных промышленных объектов и может быть применено в циклических системах передачи-приема информации, использующих врем -распределительный или кодо-импульсный принцип передачи сигналов .The invention relates to the field of telemechanization of various industrial objects and can be applied in cyclical systems for transmitting and receiving information using the time-distribution or code-pulse principle of signal transmission.

Известно циклическое устройство телемеханики , содержащее на передающей стороне генератор тактовых импульсов, клемму информационного сигнала, передатчик, канал св зи, на приемной стороне - приемник , блок синхронизации и элементы регистрации информации 1). Такое устройство сложно и работает с использованнем кодоимпульсного признака.A cyclic telemechanic device is known that contains a clock generator, an information signal terminal, a transmitter, a communication channel on the transmitting side, a receiver, a synchronization unit and information recording elements 1) on the receiving side. Such a device is difficult and works with the used pulse code.

Наиболее близким техни«ским решением к изобретению вл етс циклическое устройство телемеханики, содержащее на передающей стороне генератор тактовых нмпульсов , выход которого соединен с каналом св зи , клемму информационного сигнала, на приемной стороне - управл емый генератор, выход которого соединен с частотомером |2. Функциональные возможности такого устройства ограничены, так как оноThe closest technical solution to the invention is a cyclic telemechanic device containing on the transmitting side a clock pulse generator, the output of which is connected to the communication channel, an information signal terminal, on the receiving side a controlled oscillator, the output of which is connected to the frequency meter | 2. The functionality of such a device is limited because it

не позвол ет увеличить объем передаваемой информации.does not allow to increase the amount of information transmitted.

Целью изобретени вл етс повышение ииформа нвности устройства.The aim of the invention is to improve the performance of the device.

Поставленна цель достигаетс тем, что в предложенном устройстве на передающей стороне введен блок изменени тактовой частоты , вход которого соединен с клеммой информационного сигнала, выход блока изменени тактовой частоты подключен к входу генератора тактовых импульсов. На приемной стороне введен блок инерционной синхронизации , вход которого соединен с каналом св зи. Выход блока инерционной синхронизации соединен с входом управл емого генератора, выход которого соединен с управп ющим входом блока инерционной синхронизации.The goal is achieved by the fact that in the proposed device on the transmitting side a block for changing the clock frequency is input, the input of which is connected to the information signal terminal, the output of the block for changing the clock frequency is connected to the input of the clock generator. At the receiving side, an inertial synchronization unit is inputted, the input of which is connected to the communication channel. The output of the inertial synchronization unit is connected to the input of the controlled oscillator, the output of which is connected to the control input of the inertial synchronization unit.

Дл телеизмерени частоты сети перемен ного тока генератор тактовых импульсов н блок изменени тактовой частоты выполнены в внде формирующей цепи, питаемой от обмоткн трансформатора напр жени .For telemetry of the frequency of the alternating current network, the clock pulse generator and the clock frequency change block are made in a vnde forming circuit powered from the windings of a voltage transformer.

Структурна схема , устройства дана на чертеже.The block diagram of the device is given in the drawing.

Claims

The device contains a clock generator || 1x pulses, a clock frequency changing unit 2, an information signal 3 stamp, a communication channel 4, an I-4 synchronization unit 5, a controlled generator 6, a frequency meter 7, a voltage transformer 8, a pulse driver 9 and a dividing unit ( multiplying) frequency 10. The device operates as follows. Terminal 3 of the information signal is supplied as a current or voltage as an additional parameter to be transmitted through the communication channel. The block 2 of changing the clock frequency under the action of the input signal generates a signal that controls the frequency of the thaw pulse generator. On the receiving side, the clock pulses with the help of block-inertial synchronization 5 are affected accordingly on generator 6. The generator frequency is measured by frequency counter 7. The information contained in the pulse train is transmitted in the usual way regardless of this additional telemetry. Thus, the device allows to increase the information content of existing telemetering systems that use time - distribution or code-pulse signs of signal transmission. Claim 1 Cyclic telemechanic device containing, on the transmitter side, a clock pulse generator 30, the output of which is connected to a communication channel, an information signal terminal, on the receiver side is a controlled oscillator, the output of which is connected to a frequency meter, characterized in that - informative tee, a block for changing the clock frequency is inputted into the device on the e-side, the input of which is connected to the information signal terminal, the output of the block for changing the clock frequency is connected to the input of the generator clock pulse, an inertial synchronization unit is inputted at the receiving side, the input of which is connected to a communication channel, the output of the inertial synchronization unit is connected to the input of a controlled generator, the output of which is connected to the control input of an inertial synchronization unit. 2. The device according to claim I, characterized in that, in order to expand the functionality, the clock pulse generator and the clock frequency change block are made in the form of a forming circuit fed from the voltage winding transformer. Sources of information taken into account in the examination: 1. Telemechanics. Ed. V. M Novitsky, 1967, p. 378-380, M., “Higher School.

2. Ginzburg S. A. and others. Fundamentals of automation and remote control, M.-L., “Energie, 1968, p. 480-483.