SU943774A1 - Data registering device - Google Patents

Description

The invention relates to a technique for collecting information, to devices for recording information in analogue form, used in radio and electrical installations to fix the sequence of operation of discrete devices (monitoring equipment, technological protection).

Known devices for recording information containing sensors, a delay element, memory blocks, a control unit, a pulse distributor, a clock driver, an information carrier, a control unit, a key and a time relay and used to register emergency ₁₅ mode when it is necessary to register the sequence of operation of discrete devices. The sensors receive information on the operation of discrete devices, a control device that coordinates the operation of the numerical nodes £ 1} and £ 2].

The disadvantages of such devices are a small number of channels for recording information about the sequence of receipt of discrete events; delay in the registration of the first event or even its omission · imperfection of the launching organs (low sensitivity during emergency operation; failure to operate with false actions of discrete devices *; devices (^ accompanied by emergency conditions in the monitoring object); significant carrier consumption, 'lack of control the health of the device, which leads to frequent failures of it.

A device is known for recording in an analogous form the sequence of operation of discrete devices, constructed using a light-beam oscilloscope of the type HO-22 as equipment for recording information on a medium containing a memory unit made on a magnetic drum, a pulse distributor, a shaper of clock pulses, a key, a recording unit, the first the input of which is connected to the first output of the delay element, the control unit and the time relay f3j.

S43774

The disadvantages of such a device are the limited number of channels in the registration of information, the imperfection of the triggering organs and the complexity of the logic of the start-up, and <therefore, the whole $ device *, the high consumption of media? from—, the absence of automatic control of the health of the device.

The purpose of the invention is to simplify the device and eliminate information loss. 1 .. Yu

This goal is achieved by the fact that in the device for recording information containing sensors, a memory unit, a pulse distributor, a clock generator, a key, a recording unit, the first ¹⁵ input of which is connected to the first output of the delay element, a control unit and a time relay, a control unit is introduced and OR elements, the first inputs of which are connected to the outputs of the memory unit, 20 second inputs of the elements OR are connected to the outputs of the driver of the clock, the first inputs of the memory unit are connected to the outputs of the sensors, the second inputs of the the memory and the input of the clock generator are connected to the corresponding outputs of the pulse distributor, the third inputs of the memory block are connected to the outputs of the control unit, the output of the first element OR 'is connected to the 50 input of the key, the first output of which is connected to the input of the control unit, and the second output to the second input of the recording unit, the first output unit is connected to the input of the control pulse distributor ₃₅ owls, the second control unit output is connected to one input of the control unit, an output of the second OR element connected to the input member zadeh ratio, the second output of which is connected to the relay input - ₄₀ times, one of the time switch outputs coupled to the third input of the recording unit. and the other output of the time relay is connected to another input of the control unit.

In FIG. 1 shows a block scheme of the device ⁴⁵ mA; in FIG. 2 timing diagram of the device.

The device for recording information contains sensors 1 ₃ -1 _AND , memory block 2, consisting of even and odd ⁵⁰ cells 2 ₄ , 2 ^, 2 _and , electronic pulse distributor 3, clock generator 4, OR elements 5 and 6, key 7, a recording unit 8, a delay element 9, a control unit 10, a control unit ⁵⁵ , a time relay 12.

The device operates as follows.

Upon receipt of information from the sensor 1 ^, the memory cells 2, 2> and 2 · ₊₄ attached to it change their state. Distributor 3, used in continuous operation, has (2n + 1) inputs, the first of which is used to interrogate the clock generator 4 at the beginning of each interrogation cycle of memory unit 2, all the other 2 _AND inputs of allocator 3 are used to interrogate the cells of memory unit 2 If the cell of the memory unit 2 does not contain information about the operation of the discrete device, then after polling, there is no electric pulse at its output. When interrogating the 2nd i-cell of the memory block containing information about the operation of the discrete device, an electric pulse appears at its output, coming through the OR 5 circuit to the key 7, from which the tape drive of the recording unit 8 is started for a certain time. At the same time, the same pulse through the OR element 6 is fed to the input of the delay element 9, which carries out a time shift in the arrival of information pulses to record, which allows the tape drive mechanism of the information recording device to be rotated to normal speed 8. Through the control unit 10, the first (manual) recording is started equipment, as well as coordination of the work of all its units. From one of the outputs of the control unit 11, pulses are received in even pulses, and from the other, in odd cells of the memory blocks. From the time relay 12, the control unit 11 is started, which feeds alternately a single pulse to the inputs of all the even and odd cells of the memory unit 2 ', after polling the first information cell of the memory unit by the distributor 3, the recording unit 8 is started via nodes 5, 7 and 6, 9. At the same time, the time code is recorded on the media or the watch dial is photographed placed in the case of the recording device. The clock 13 allows you to accurately determine the beginning and end of the next cycle of polling a memory block.

The results of the interrogation of the cells of the memory block on the information carrier are recorded in the form of pulses (each cell has an idin pulse), among which information pulses 14 differ from non-information pulses 15 in a change in amplitude (or polarity), and clock pulses have a constant amplitude and duration (see Fig. 2) .

Implementation of the proposed invention can significantly reduce capital and operating costs for recording information on discrete work order. devices to increase many times the number of channels through which information is reset with the same analogue recording devices; improve reliability. the entire device through the use of control equipment. The use of alternate monitoring of even and odd cells allows you to save information coming from the sensors lj of the block at the time of sending the control pulse.

The economic effect of the proposed installation of equipment in the power system · medium size will be 50 to ²⁰

150 thousand rubles per year only by reducing the downtime of the main equipment in case of network damage. The use of equipment for setting up relay'lane protection provides savings of up to ²⁵ thousand rubles. per year for one set of equipment.

Claims (3)

1. The invention relates to a technique for collecting information, to registrar information devices in analog form, &amp; in radio and electrical installations to fix the sequence of operation of discrete devices (controls, technological protection). Information recording devices are known that contain sensors, a delay element, memory blocks, a control unit, a pulse distributor, a clock generator, a storage medium, a control unit, a key and a time relay and used to register the emergency mode when the operating order of discrete devices C is to be recorded. Sensors receive information on the operation of discrete devices, a control device that coordinates the work of the listed nodes G11 and 2. The disadvantages of such devices are the small number of channels for registering information about the order of arrival of discrete events; the time lag in the registration of the first event or even its omission; incompetence of launching agencies (low sensitivity during emergency conditions; failure to operate them under false actions of discrete devices that are not accompanied by emergency conditions in the control object) i significant media consumption, lack of control of the device operability, which leads to its frequent failures. A device for recording in analog form the sequence of operation of discrete devices, built using a light-beam oscilloscope of the type HO-22 as an apparatus for recording information on a medium containing a memory, made on a magnetic drum, pulse distributor, synchro pulses generator, key, recorder, the first input of which is connected to the first output of the delay element, the control unit and the time relay SzT. The disadvantages of such a device are a limited number of canapés in recording information, imperfections of start-up bodies and the complexity of the start-up logic, and, consequently, of the entire device) high carrier consumption, OTW, the absence of automatic control of device corruption. The purpose of the invention is to simplify the device and exclude loss of information, t. This goal is achieved by the fact that the device for recording information contains sensors, a memory block, a pacnfie divider I / W: pulses, pulse synchromator, kg, write blocks, the first input of which is connected with the first output of the delay element, the control unit and the time relay, the control unit and the OR elements, the first inputs of which are connected to the outputs of the memory block, are entered, the second inputs of the elements OR are connected to the outputs of the clock sync generator, first in The memory unit is connected to the sensor outputs, the second inputs of the memory unit and the clock generator input are connected to the corresponding outputs of the pulse distributor, the third memory unit inputs are connected to the control unit outputs, the output of the first element OR is connected to the key input, the first output of which connected to the input of the control unit and the second output to the second input of the recording unit; the first output of the control unit is connected to the input of the pulse distributor; the second output of the control unit is connected to one of the inputs of the unit ntrol, an output of second OR eleme1gga connected to the input of the delay element, a second output is connected to the relay vremetsh .The inputs, one of the time switch outputs coupled to the input tretygm recording block and another output time switch connected to the other input of the control unit. FIG. 1 shows the structural scheme of the proposed device; FIG. 2 is a time diagram of the operation of the device. The device for recording information contains sensors and, a memory block 2, consisting of even and odd cells 2, 2 ,,., 2 y, an electronic distributor of pulses 3, a driver of clock pulses 4, elements OR 5 and 6, a key 7 , recording unit 8, delay element 9, control unit 10, control unit 11, time relay 12. The device operates as follows. Upon receipt of information from sensor 1, the cells of memory 2, 2 attached to it and change their state. The distributor 3 used in the continuous operation mode has (2n + l) inputs, the first of which is used to interrogate the clock generator 4 at the beginning of each polling clock of memory 2, all the remaining 2 at the distributor 3 inputs are used to poll the cells one by one of memory block 2. If the cell of memory 2 does not contain information about the operation of a discrete device, then after the interrogation at its output an electrical impulse is missing. When polling 2 cells of a memory block containing information about the operation of a discrete device, an electrical pulse appears at its output through the OR 5 circuit to the key 7, from which the tape recorder 8 is started up for a certain time. At the same time, the same pulse through the element OR 6 enters the input of the delay element 9, which shifts in time for recording information pulses, which allows the tape-carrying mechanism of the information recording device 8 to be turned to normal speed. the first (manual) launch of recording equipment, as well as coordination of the work of all its units. From one of the outputs of the control unit 11, pulses are sent to the even ones, and from the other, to the odd cells of the memory blocks. From time relay 12, the control unit 11 is started, which in turn feeds a single pulse to the inputs of all even and odd cells of memory block 2, after polling the first information cell of the memory block with distributor 3, the write block 8 starts through nodes 5, 7 and 6, 9. At the same time, the time code is recorded on the medium or the clock dial, placed in the case of the recording device, is photographed. The clock pulse 13 allows you to accurately determine the beginning and end of the next scan cycle of the memory block. The results of a survey of memory cells on the information carrier are recorded as tpuscules (each cell corresponds to an idin impulse), among which information pulses 14 differ from non-information 15 by changing the amplitude (or polarity), and the sync pulses 5–13 have a constant amperage and efficiency (see Fig. 2). The implementation of the proposed invention allows to significantly reduce capital and operating costs for recording information about the order of discrete work. devices; increase the number of channels by the time that the data is being reset when its analog recording devices are used; increase the reliability of work. the entire device through the use of control equipment. Apply alternate contr / w even and odd. The cells allow you to save information from sensors 1 of the block at the moment of sending a pilot pulse. The economic effect of the installation of the proposed equipment in a medium-sized power system will be 50150 thousand rubles. per year only due to a reduction in the time of simply the main equipment in case of damage to the network. The use of equipment for setting up relay protection saves up to 25 thousand rubles. per year for one set of equipment. Apparatus for registering information containing sensors, a memory unit, a pulse distributor, a clock generator, a key, a recording unit, the first input of which is connected to the first input of the delay element, a control unit and a time relay that , with tse1 | 1 simplification of the device d 9437746 and clearing information loss, the control unit and OR elements are entered into the veto, the first inputs of which are connected to the outputs of the memory block, the second inputs of the OR elements are connected to the outputs of the synchroimpuser In principle, the first inputs of the memory unit are connected to the outputs of the sensors, the second inputs of the memory unit and the input of the clock generator are connected to the corresponding outputs of the pulse distributor, the third inputs of the memory unit are connected to the outputs of the control unit, the output of the first element OR is connected to the input key, the first output of which is connected to the input of the control unit, and the second output - to the second input of the recording unit, the first output of the control unit is connected to the input of the pulse distributor, the second output of the control unit is connected to one from the inputs of the control unit, the output of the second element OR is connected to the input of the delay element, the second output of which is connected to the time relay input, one of the time relay outputs is connected to the third input of the recording unit, and the other time relay output is connected to another input of the control unit. Information sources. taken into account during the examination 1.Certificate of certificate No. 225549, cl. 006 K 7/016, 1968. 2. US patent number 3542286, cl. 235-61.1, 1970. 3. E. E. Lint. Automatic Osshilographs at Measurements. M., Energie, 1972, p. 33-57 (prototype). Phage.1 llf fif 15 P m1 1n | 11 || 1 and 1 || JlamvuM dd / 77 "/ l Mlini yy