RU140620U1 - UNIFIED PIPELINE MANAGEMENT SYSTEM - Google Patents

Abstract

A unified control system for the pipeline system (TS) containing the information processing subsystem and the monitoring and control subsystem of the pipeline system, while the information processing subsystem is composed of a data supply unit, regulatory parameters controller, a monitoring unit, a dispatcher support unit, a dispatcher simulator, and a control subsystem and control system of the pipeline system - from the dispatcher unit, the control unit, the seismic impact monitoring unit, the leak detection unit, the first input-output of the unit data delivery is connected with the first input-output of the dispatcher block, the output of the dispatcher support block is connected with the first input of the dispatcher simulator, the second input-output of the dispatcher block is connected with the input-output of the controller of the normative parameters, the third input-output of the dispatcher block is with the input-output of the monitoring unit , the fourth input-output of the dispatcher block - with the input-output of the dispatcher support block, the fifth input-output of the dispatcher block - with the input output of the control unit, the sixth input-output of the dispatcher block - with the first input-output of the obna block leak detector, the seventh input-output of the dispatcher unit is used to communicate with the input-output of the controlled linear telemechanics station and the microprocessor automation system of the oil pumping station, the output of the seismic control unit is connected to the input of the dispatcher unit, the second input-output of the data presentation unit is used to communicate with the input - the output of the central control room, and the third input-output of the data submission unit - for communication with at least one territorial or backup control room,

Description

The utility model relates to pipeline transport and can be used for integrated continuous management and control of the technical condition of main and field gas and oil pipelines of a branched pipeline system (TS).

There are various systems for monitoring the state of pipelines, providing control and determination of the leakage of the pipeline or the technical condition of the main pipeline, for example, in regions with increased seismic and tectonic activity. (DE, A1, 102006028942), (CN, A, 1828123), (RU, C2, 2462656), (RU, C1, 2382279).

The closest is a system for monitoring and evaluating the technical condition of the main pipeline, including a set of sensors for measuring physical parameters that affect the technical condition of the main pipeline, and means for processing the measured physical parameters. Means for processing the measured physical parameters comprise a data acquisition unit, a data storage unit and calculation models, an adaptation model calculation unit, a generalized indirect indicator calculation unit, and a dispatcher workstation information display device. The outputs of the sensors through the data acquisition unit are connected to the first input of the data storage unit and calculation models, the first output of which is connected to the first input of the generalized indirect indicators calculation unit and to the input of the calculation models adaptation unit, the output of which is connected to the second input of the data storage unit and calculation models, the second output of which is connected to the second input of the generalized indirect indicators calculation unit, the output of which is connected to the third input of the data storage unit and calculation models and the device CONTROL ARM information manager. (RU, C1, 2451874).

This technical solution assesses the technical condition of the main pipeline, providing a convenient form of providing information with a small amount of data, allowing the dispatcher to make timely decisions. The system allows you to create an adaptive monitoring system that allows you to study external factors affecting the technical condition of the main pipeline (for example, seismic, tectonic events) in conjunction with the influence of these factors on the monitoring object, accumulate new knowledge about the object and use this knowledge in the same system without modification its structure.

A limitation of such a system is the impossibility of simultaneous real-time monitoring of the state of the pipeline system (and not just one main pipeline), and it does not automatically change the mode of operation of pipeline sections. The system is designed to monitor the state of the main pipeline in regions with increased seismic and tectonic activity by only one dispatch center, it does not allow monitoring leaks at various sites and in the locations of the equipment of the vehicle and automatically changing operating modes.

The problem solved by the utility model is the improvement of technical and operational characteristics of the functioning of trunk and / or field pipelines.

The technical result that is obtained by performing the claimed utility model is to increase the reliability, efficiency, control and controllability of the vehicle in real time.

To solve this problem with the achievement of the specified technical result, a unified control system for the pipeline system (TS) contains an information processing subsystem and a TS control and management subsystem, while the information processing subsystem is composed of a data supply unit, regulatory parameters controller, monitoring unit, dispatcher support unit, the dispatcher’s simulator, and the monitoring and control subsystem of the pipeline system — from the dispatcher block, control block, seismic air control unit action, leak detection unit, the first input-output of the data supply unit is connected to the first input-output of the dispatcher block, the output of the dispatcher support block is connected to the first input of the dispatcher simulator, the second input-output of the dispatcher block is connected to the input-output of the regulatory parameters controller, third input -output of the dispatcher unit - with the input-output of the monitoring unit, the fourth input-output of the dispatcher unit - with the input-output of the dispatcher support unit, the fifth input-output of the dispatcher unit - with the input of the output of the control unit, the sixth input- dispatcher unit output - with the first input-output of the leak detection unit, the seventh input-output of the dispatcher unit is used to communicate with the input-output of the controlled point of linear telemechanics and the microprocessor automation system of the oil pumping station, the output of the seismic control unit is connected to the input of the dispatcher unit, the second input - the output of the data submission unit is used for communication with the input-output of the central control room, and the third input-output of the data submission unit is for communication with at least one t The territorial or reserve dispatch center, the information processing subsystem and the monitoring and control subsystem of the pipeline system are equipped with a unit for providing uniform time and a domain controller unit, the control inputs and outputs of which are connected with the corresponding control inputs and outputs of the units that make up the unified control system of the pipeline system.

The utility model allows to provide:

Monitoring and automatic protection of technological sections of the pipeline in case of emergency;

Monitoring and automated control of the technological modes of operation of technological sections (start-up, shutdown, transition between modes of the entire technological section at the command of the dispatcher "one button") with the following conditions:

non-excess pressure of the carrying capacity of the pipeline at any stationary modes and transients;

ensuring the operation of technological equipment (MNA and RD) in the nominal area of their characteristics;

minimization of the formation of gravity sections in transitional and stationary states of MN;

Remote control and monitoring of the state of technological equipment and process parameters;

Information support for the dispatcher based on dynamic mathematical modeling of the technological process;

Training of dispatching personnel in the control and management of the entire pipeline based on the simulator complex using a mathematical model;

Information interaction with related systems;

Actually, do not change the existing equipment of the central control center (DAC), adjacent territorial control centers (TDP) or reserve points (RP), as well as the equipment of seismic stations, linear telemechanics control points (KPLTM), and leak detection system controllers (JMA).

The indicated advantages of the utility model, as well as its features are explained using the best option for its implementation with reference to the accompanying drawings.

Figure 1 depicts a functional diagram of the claimed system;

Figure 2 - functional diagram of the simulator dispatcher;

Figure 3 - functional block diagram of the control subsystem of the control and management of the vehicle.

The unified control system of the pipeline system (ESU TS) contains (Fig. 1) a subsystem 1 for processing information and a subsystem 2 for monitoring and control of the pipeline system. The information processing subsystem 1 is made of a data providing unit 3, a controller 4 regulatory parameters (KNI), a monitoring unit 5, a dispatcher support unit 6, a dispatcher simulator 7. The vehicle monitoring and control subsystem 2 is made up of the controller unit 8, the control unit 9, the seismic impact monitoring unit (BKSV) 10, the leak detection unit (BOW) 11. The first input-output block 3 data is associated with the first input-output block 8 of the dispatcher. The output of the controller support unit 6 is connected to the first input of the controller simulator 7. The second input-output of controller block 8 is connected to the input-output of KNP 4, the third input-output of controller block 8 is connected to the input-output of monitoring block 5, the fourth input-output of controller block 8 is connected to the input-output of controller support block 6, the fifth input - the output of the block 8 of the dispatcher - with the input output of the control unit 9, the sixth input-output of the block 8 of the dispatcher - with the first input-output of the block 11 leak detection. Block 10 control of seismic effects is connected to the input of block 8 of the dispatcher, and the output of block 8 of the dispatcher is connected to the second input of the simulator 7 of the dispatcher. The seventh input-output of block 8 of the dispatcher is used for communication with the input-output of the controlled point (KP) of linear telemechanics and a microprocessor automation system of the oil pumping station 12 (KP LTM and MPSA NPS). The second input-output of the data presentation unit 3 is used for communication with the input-output of the central control room 13 (DAC), and the third input-output of the data presentation unit 3 is used for communication with at least one backup or territorial control room 14 (TDP) ) The information processing subsystem 1 and the vehicle monitoring and control subsystem 2 are equipped with a unit for providing uniform time and a unit 16 for a domain controller, the control inputs and outputs of which are connected to the corresponding control inputs and outputs of units 3-11 that are part of the unified vehicle control system (in FIG. .1 for ease of reading the drawing, the control inputs of blocks 3-11 are not shown, and blocks 15, 16 are conventionally located in subsystem 2).

The system works ESU TS (figure 1) as follows.

The system is a two-level complex. The upper level is the information processing subsystem 1, the second level is the vehicle monitoring and control subsystem 2. Inter-level communications, depending on the location of the equipment, can be made on the basis of local networks, industry networks, fiber-optic lines, radio broadcast wireless lines, etc.

Block 3 data is used to transmit the necessary operational and historical information from its second and third inputs and outputs of the DAC 13 and adjacent TDP 14, respectively. In addition, this information can be transferred from the ESU TS to other automated systems, as well as to automated workstations (AWS) of specialists of various services and departments that are not part of the ESU TS. Block 3 is based on the server history / inter-level transport. Information data is received at the first input-output of the block from the first input-output of the block 8 of the dispatcher.

KNP 4 monitors the conformity of the actual operating parameters of the equipment of the linear part (LF) of the vehicle, oil pumping station (NPS) for compliance with the regulatory and technological parameters and calculated values corresponding to the approved maps of technological and transitional modes of operation of the main oil pipeline (MP) and the operating schedules of the oil pipeline . Data on the current parameters to the input-output of the KNP 4 comes from the second input-output of block 8.

The composition of KNP 4 may include the following equipment:

- application servers;

- input / output servers;

- AWP KNP.

KNP 4 allows you to:

- registration of deviations of actual parameters from standard values;

- display on the AWP KNP 4 registered deviations;

- A quick search for a technological parameter by which a deviation is recorded;

- input from AWP KNP 4 standard values of technological parameters of the main oil pipeline.

The monitoring unit 5 is intended for diagnostics of ESU software and hardware, linear telemechanics controllers (LTM), as well as equipment for LPS and the linear part (LF) of the pipeline.

The monitoring unit 5 includes the following equipment:

- input / output servers;

- application servers;

- AWP monitoring;

- AWP of an electronic engineer.

Block 5 monitoring performs the following functions:

- definition and display of a generalized current state of blocks in the ESU TS;

- definition and display of the generalized current state of equipment of NPS and Champions League, including the presence / absence of a simulation, masking, repair mode;

- definition and display of the current generalized state of server equipment as part of the software and hardware complex of each NPS, primary and backup DTP, (“in operation”, “disconnected”, “in reserve”, “malfunction”, “repair”, “data inaccuracy” ");

- generation, storage and display of reports;

- the formation, storage and display of messages;

- the formation, storage and display of trends;

- collection and display of detailed diagnostic information on the NPS:

- the state of the technological parameters and equipment of the NPS (MNS (main pumping station), PNS (booster pump station), RP (tank farm));

- state of protection;

- state of readiness;

- collection and display of detailed diagnostic information on the equipment of controlled points (CP) of Champions League;

- collection and display of detailed diagnostic information about the status of servers and algorithm controllers in the primary and backup DTPs, including:

- the current mode of operation of the server / controller is primary / backup;

- the presence / absence of communication with the CP on the Champions League;

- the presence / absence of communication between software modules installed on different hardware in the ESU TS;

- the state of the software modules as part of the software used (“in operation”, “malfunction”, “data inaccuracy”);

- collection and display of detailed diagnostic information about the status of servers (LTM input / output server (linear telemechanics), IPSA technological server (microprocessor automation systems), PT ACS server (automated fire extinguishing control system), history / inter-level transport server) and CC controllers (the central controller of the MNS, PNS, KNS (sewage pumping station), ACS PT) at the local dispatch points (TIR) of each PS of the vehicle, including:

- the current mode of operation of the server / controller is primary / backup;

- the presence / absence of communication with the CP on the Champions League;

- the presence / absence of communication between software modules installed on different hardware in the ESU TS;

- the state of the software modules as part of the software used (“in operation”, “malfunction”, “data inaccuracy”);

- collection and display of diagnostic information about the state of sensors in the composition of the BCSV 10 for seismic effects;

- collection and display of diagnostic information about the state of software modules of inter-level transport, installed on the hardware of the main and backup TDP, TIR of each NPS;

- maintaining electronic passports or an electronic register of equipment (serial numbers, suppliers, installation location, tracking the warranty period, tracking the timing of periodic verification, sending for verification, sending for repair, arrival from calibration or repair, the total operating time of the equipment).

Information data in block 5 comes from the third input-output of block 8 of the dispatcher to its input-output.

Block 6 support dispatcher performs the tasks of monitoring the parameters of the technological process of pumping oil. Block 6 operates in real time in all modes of operation of the pipeline, including when stopped. Information data at the input-output of block 6 comes from the fourth input of the output of block 8.

Block 6 includes the following equipment:

- servers of the mathematical model;

- input / output servers;

- AWP support dispatcher.

Block 6 performs the following functions:

- determination of the calculated distribution of pressure (pressure), flow rate along the length of the technological section of the pipeline for the current time according to the embedded mathematical hydraulic model of the pipeline in all modes of operation (including a stopped state);

- automatic identification and control of the characteristics of the pipeline, with the issuance of a warning signal when the identified characteristics deviate from previously recorded values, their predetermined threshold;

- calculation of hydraulic resistance of the linear part of the pipeline (from KP to KP);

- automatic control of compliance of calculated and actual values of pressure (pressure);

- automatic identification of the reasons for the discrepancy between the calculated pressure (pressure) actual;

- graphical construction of lines of calculated and actual pressures (pressure) in real time;

- predicting the movement of cleaning and diagnostic tools with the issuance of estimated values for the arrival time at the SOD checkpoint (start-up chamber for cleaning and diagnostic tools) and the passage of linear gate valve assemblies;

- forecasting the time of emptying / filling of tanks taking into account the current pumping mode;

- automatic control of stationarity of the operating mode of the technological section with the issuance of a warning signal in case of its achievement or termination.

The simulator 7 dispatcher serves as an automated unit

- for training and monitoring the skills of dispatching personnel;

- to test the possibility of using new technological modes developed by the technological regimes service;

- to check the software of I / O servers, algorithm controllers, dispatcher workstations, if necessary, to make adjustments to them.

Information data on the simulator 7 comes from the output of block 6 to its first first input, and from the output of block 8 to its second input, respectively.

The composition of the simulator 7 dispatcher includes hardware and software:

- the server program management mathematical model (PUMM) with the following:

- hydrodynamic mathematical model of the pipeline;

- models of control systems of the level of MPSA and KP LTM;

- Workstation of the dispatcher training simulator with installed:

- hydrodynamic mathematical model of the pipeline;

- models of control systems MPSA and KP LTM;

- Workstation of the dispatcher’s simulator, trained number 1 and number 2 in the composition (each):

- dispatcher workstation;

- Workstation support dispatcher;

- input-output servers - full analogs (hardware and software) of input-output servers ТДП 13;

- controllers of algorithms - full analogs (hardware and software) of controllers of algorithms TDP 13;

- servers of the mathematical model - full analogs (hardware and software) of the servers of the mathematical model of block 6 of the support of the manager of the TDP 13.

The dispatcher's simulator performs the following functions:

- imitation of work on the dispatcher workstation;

- modeling of the pipeline in real time, including:

- imitation of the operation of technological equipment of the linear part;

- imitation of the operation of technological equipment of NPS and RP;

- imitation of the operation of automation systems and telemechanization of NPS, RP and Champions League;

- hydrodynamic flow model in an oil pipeline;

- generation of a set of emergency situations and malfunctions in real time.

The transmitted information data and communication components of the blocks of the simulator 7 dispatcher are shown in figure 2.

The mathematical model of the oil pipeline in simulator 7 is completely analogous to the mathematical model of the oil pipeline in block 6 of the dispatcher's support in terms of providing functions: calculating the head and pressure, calculating the movement of oil batches, and calculating the filling / emptying of the RP. The function of the mathematical model is to simulate the operation of the entire oil pipeline of the vehicle, including the operation of the pumping station and linear telemechanics points.

Block 8 of the dispatcher of the subsystem 2 of the control and management of the vehicle displays information on the workstation of the dispatcher, documentation, registration, archiving of values and messages about events and accidents.

The composition of block 8 of the dispatcher includes the following equipment:

- input / output servers;

- apps server;

- server history / inter-level transport;

- Workstation of the dispatcher (screen forms showing technological schemes of the pumping station, linear part of the vehicle and control elements of technological equipment). Block 8 dispatcher performs the following functions:

- management of the technological process of pumping oil;

- display information about the state of technological objects of the vehicle on the mnemonic diagrams of the dispatcher’s workstation;

- control of the technological process of pumping oil and the state of technological equipment;

- collection and storage of information about the process;

- display on the dispatcher workstation information about the process in the form of trends;

- formation and display on the workstation of the manager of reports and summaries.

Information data on block 8 is received at its input from BKSV 10, and to its sixth input-output from block 11 for detecting leaks, and from KP LTM and MPSA NPS 12 to the seventh input-output. Executive devices BOU 11 and KP LTM and MPSA NPS 12 are controlled from these outputs outputs, respectively.

The control unit 9 performs control, automatic protection and “one-button control” of the vehicle equipment according to the specified algorithms.

The composition of the control unit 9 includes the following equipment:

- algorithm controllers;

- input / output servers;

- Workstation of the dispatcher (screen forms of the control system). The interaction of the components of the control unit 8 is shown in figure 3. Unit 8 performs the following functions:

- launch in automatic mode of the oil pipeline to the technological mode specified by the dispatcher (in accordance with the approved regime map);

- the transition in the automatic mode of the pipeline from the current technological mode to the specified dispatcher (in accordance with the approved map of technological modes);

- performance of a regular stop of the pipeline in automatic mode at the command of the dispatcher;

- monitoring the state of the process for contingencies;

- implementation of emergency transitions between technological modes and emergency stops of the oil pipeline in case of emergency;

- display on the dispatcher AWP: readiness cards for executing control algorithms, protection cards, protection settings cards, technological modes cards;

- display on the dispatcher workstation information about the progress of the execution of control algorithms.

Block 10 control of seismic effects (BKSV) carries out:

- real-time registration and storage of data on the seismic situation in the zone of passage of the main oil pipeline;

- mathematical processing of measured physical quantities at the level of the seismic station and the formation of signals when exceeding the level of seismic effects on the pipeline equivalent to 6 and 8 points according to MSK64;

- visualization of information received from the seismic station at AWS BCS;

- transmission of information about seismic effects in the zone of passage of the pipeline to block 8 of the dispatcher for display on the dispatcher AWP.

The structure of BCSV 10 includes the following equipment:

- server BCSV;

- AWS BCSV.

In this case, BCSV 10 includes seismic stations installed on the linear part of the pipeline.

Block 11 leak detection (BOW) (combined) is designed to perform the functions of continuous monitoring of the tightness of the linear part of the pipeline within the controlled technological area. BOU 11 operates in real time according to the specified algorithms in all operating modes of the pipeline, including when it is stopped. The composition of the BOU 11 includes the following equipment:

- input-output servers of the leak detection system (JMA);

- SDA settlement servers;

- input / output servers;

-ARM BOW 11

- controllers SOU.

BOW 11 performs the following functions:

- receiving data from the PLC (programmable logic controller) SDA (for SDA algorithms by pressure wave);

- receiving data from the dispatcher subsystem (for parametric SDA algorithms);

- identification of the fact of leakage of the pipeline (leak);

- determination of the place (coordinates) of the occurrence of leakage;

- determination of the time of occurrence of the leak;

- determination of the amount of leakage;

- playback of previously recorded data in off-line mode;

- automated leak detection (“manual SDA”).

- display on the AWP BOW 11 information on the results of the system;

- transfer of information about leaks to block 8 of the dispatcher for display on the dispatcher AWP.

Block 15 of the provision of uniform time serves to ensure a uniform Moscow time at all levels of the ESU TS. To do this, its control input-output is connected to all control inputs and outputs of the blocks of the information processing subsystem 1 and the monitoring and control subsystem 2 of the pipeline system.

Block 15 includes exact time servers complete with a GPS / GLONASS antenna.

Exact time servers synchronize the time scales of all servers and workstations in the ESU TS, LTM controllers and domain controllers in the TIR NPS using the NTP network synchronization protocol.

Block 16 of the domain controller is designed to control user-domain interactions, including user login and authentication processes (authentication and identification processes), security policy management, etc. Block 16 includes domain controller servers.

Thus, the utility model provides the ability to automatically stop or transfer the technological section of the pipeline to an acceptable reduced mode in the event of an emergency, thereby eliminating the possibility of exceeding the pressure of the carrying capacity of the pipeline.

ESU TS provides the ability to automatically (without human intervention) transfer the technological section of the pipeline to an acceptable reduced mode in the event of an emergency on the pipeline, eliminating the complete stop of the pipeline, thereby reducing the uneven pumping and increasing the average annual throughput of the pipeline.

In addition, it is possible to automatically start the mode, stop, switch between the modes of the entire technological section by the dispatcher’s command “with one button” (the algorithm is launched by the dispatcher, but equipment control operations in transition mode are performed automatically), eliminating the possibility of the dispatcher’s incorrect actions during translation pipeline from mode to mode and, accordingly, emergency stop of the pipeline, thereby reducing the uneven pumping and increasing the average annual throughput The ability of the pipeline.

The utility model makes it possible to combine into a single control system a vehicle built as a geographically distributed integrated system, a software and hardware complex in a territorial dispatch center, software and hardware complexes in the control centers of district dispatch centers (RDP), software and hardware complexes in local dispatch centers ), in operator oil pumping stations, automation systems and telemechanization of filling stations and facilities of the linear part in the area of responsibility of the filling stations.

When managing the technological process of transporting oil through the vehicle from the TPP, the control from the RPP and from the MPP is blocked. In the ESU, it is possible to transfer the management function to a level (in the RDP) or to a lower level (in the TIR). It is also possible to return the control function from the middle and lower level to the TDP.

To exclude the submission of control commands from all dispatching points (DP), except for the manager, the ESU provides automatic blocking in all non-controlling DPs of the ability to control the process.

In ESU TS the following modes of control of technological sections (TU) are provided:

- full-time - management of all technical specifications is carried out from the TDP;

- backup - control of the technical specifications is carried out from the RPD, in the area of responsibility of which the technical specifications are located;

- emergency - from the TIR the equipment of the linear part located in the area of responsibility of the NPS is controlled.

The most successfully declared unified control system for the pipeline system is industrially applicable for integrated continuous management and control of the technical condition of trunk and field pipelines of a branched pipeline system, for example, Eastern Siberia - Pacific Ocean (ESPO).

Claims (1)

A unified control system for the pipeline system (TS) containing the information processing subsystem and the monitoring and control subsystem of the pipeline system, while the information processing subsystem is composed of a data supply unit, regulatory parameters controller, a monitoring unit, a dispatcher support unit, a dispatcher simulator, and a control subsystem and control system of the pipeline system - from the dispatcher unit, the control unit, the seismic impact monitoring unit, the leak detection unit, the first input-output of the unit data delivery is connected with the first input-output of the dispatcher block, the output of the dispatcher support block is connected with the first input of the dispatcher simulator, the second input-output of the dispatcher block is connected with the input-output of the controller of the normative parameters, the third input-output of the dispatcher block is with the input-output of the monitoring unit , the fourth input-output of the controller block - with the input-output of the controller support block, the fifth input-output of the controller block - with the input of the control unit, the sixth input-output of the controller block - with the first input-output of the block leak detector, the seventh input-output of the dispatcher unit is used to communicate with the input-output of the controlled linear telemechanics station and the microprocessor automation system of the oil pumping station, the output of the seismic control unit is connected to the input of the dispatcher unit, the second input-output of the data presentation unit is used to communicate with the input - the output of the central control room, and the third input-output of the data submission unit - for communication with at least one territorial or backup control room, topic information processing subsystem and the pipe system provided with monitoring and control unit providing a single time domain and the controller unit outputs the control inputs of which are linked with the appropriate control input multiple-output units included in the single pipeline system control system.

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