CN103197658A - Data processing method for electrical and thermal integrated control system for power plant - Google Patents
Data processing method for electrical and thermal integrated control system for power plant Download PDFInfo
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- CN103197658A CN103197658A CN2013101406234A CN201310140623A CN103197658A CN 103197658 A CN103197658 A CN 103197658A CN 2013101406234 A CN2013101406234 A CN 2013101406234A CN 201310140623 A CN201310140623 A CN 201310140623A CN 103197658 A CN103197658 A CN 103197658A
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- 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
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Abstract
The invention discloses a data processing method for an electrical and thermal integrated control system for a power plant. The method comprises the step of performing integrated data processing on a thermal controller digital processing unit (DPU), an electrical controller DPU and a field bus communication module CA. The thermal controller DPU, the electrical controller DPU and the field bus communication module CA in the power plant integrated control system are effectively combined to the same system platform, the data structure is clear, the database is perfect, the data comprises the thermal control part, the electric control part, the booster station control part and other whole-plant data information, and a foundation is laid for realizing electrical-thermal integrated control for the power plant.
Description
Technical field
The invention belongs to technical field of power systems, be particularly related to power plant electricity thermal technology integral control system unified data processing method is provided.
Background technology
Enforcement along with national energy policy, energy-saving and cost-reducing, reduction operation expense is the essential requirement that on-road efficiency improves in thermal power plant, simultaneously, Electricity Monitoring Commission in 2008 has issued " the factory's assistant service management implementation detailed rules and regulations of generating electricity by way of merging two or more grid systems " and " generating plant be incorporated into the power networks management implementation detailed rules and regulations " in each zone, reliability and the schedulability of the unit that generates electricity by way of merging two or more grid systems examined and compensated in beginning energetically, and these measures make thermal power plant must continually strengthen efficient, safety in operation and the reliability of genset operation.
In domestic present most of power plant, various supervisory systems independently are political affairs, such as thermal technology's control system, supplementary controlled system, electrical automation system, booster stations control system (NCS) etc., the user need make the maintenance workload of power plant increase greatly in the face of different supervisory systems, different providers of system, different standby redundancies etc. simultaneously.
Because each control system is separate, the data of each control system are handled and are also varied, cause the data resource of full factory to share, various senior application need be faced different data processing form, bring more difficulty for senior application, data analysis, fault analysis.
The integrated control of electric thermal technology will be carried out in the generating plant, and each control system must be united, and must handle the unified processing mode method that adopts in data.Owing to adopt unified data processing method at data processing method, each technology application personnel is in the face of a unified data structure, make a large amount of technician from safeguard various system platform, free, can be absorbed in a certain data processing platform (DPP), be conducive to improve technical level, the system platform of better maintaining our factory, the spending of saving the generating plant, the personnel's that develop skill ability to work.For senior application, in the face of a unified database, becoming more convenient aspect the data processing, for fault analysis, data electric, the thermal technology are in the unified database, unified processing mode for fault analysis, localization of fault provide unified scale, is beneficial to fault analysis.
Summary of the invention
Separate in order to solve in the generating plant each supervisory system, the skimble-scamble technical matters of data processing method, the application disclose a kind of data processing method of power plant electricity thermal technology integral control system.
Including three kinds of dissimilar control modules in the power plant electricity thermal technology integral control system, is respectively thermal technology's controller unit DPU, electric controller cells D PU, field bus communication module CA.Type by the definition controller, the difference controller belongs to thermal technology's control section technology or electric control system in the power plant electricity thermal technology integral control system, user with corresponding operating authority just can be safeguarded corresponding controller data, so both satisfy the unification of database, satisfied the demand of user for thermal technology, the electric different division of labor again.
Thermal technology's controller DPU finishes data acquisition and technological process control and the management work to thermal technology's control section in the power plant electricity thermal technology integral control system.Electric controller DPU finishes data acquisition and technological process control and the management work to electric control system in the power plant electricity thermal technology integral control system.Field bus communication module CA finishes in the power plant electricity thermal technology integral control system in the electric control system data acquisition and the management with the closely-related equipment of thermal technology's control section production technology, bring the data point that participates in thermal technology's control section into thermal technology's controller DPU, lay particular emphasis on process automation control, the data that do not participate in thermal technology's control section are directly inserted supervisory system, lay particular emphasis on supervision.The application has realized the data processing form of complete face to the integrated control of power plant electricity thermal technology.
The application is specifically by the following technical solutions:
A kind of data processing method of power plant electricity thermal technology integral control system is characterized in that, described data processing method comprises following content:
Create control module in monitoring system platform, described control module comprises field bus communication module CA, thermal technology's controller DPU, electric controller DPU;
CA finishes intelligence instrument by the field bus communication module, intelligence topworks, motor protecting device, the data acquisition of motor measure and control device and processing, described field bus communication module CA also with data acquisition relevant with the technological process control of thermal technology's control section in the power plant electricity thermal technology integral control system in the data of gathering together, form the self-defined IED device of an intelligence, this self-defined IED device by the internal communication agreement with power plant electricity thermal technology integral control system in data relevant with the technological process control of thermal technology's control section pass to thermal technology's controller DPU;
Finish the data acquisition of thermal technology's control section in the power plant electricity thermal technology integral control system by described thermal technology's controller DPU, receive the relevant data of the technology controlling and process with power plant electricity thermal technology integral control system thermal technology control section of field bus communication module CA transmission simultaneously, described thermal technology's controller DPU thermal technology's control section output control signal in the power plant electricity thermal technology integral control system;
Finish the data acquisition of electric control system in the power plant electricity thermal technology integral control system by described electric controller DPU, and relevant protection device, the measure and control device in the electric control system issues process control signal in the power plant electricity thermal technology integral control system.
Monitoring system platform with the uniform data of field bus communication module CA, thermal technology's controller DPU, electric controller DPU institute acquisition process in a data structure, based on different control modules, with described data distribution, the user with corresponding operating authority just can be safeguarded to the data that corresponding control module is handled.
The application also comprises following technical scheme:
Dispose motor protecting device, motor measure and control device, intelligent topworks and intelligence instrument at the scene under the bus communication module CA, wherein motor protecting device comprises 6KV motor protecting device, 6KV motor measure and control device, 380V motor protecting device, 380V motor measure and control device; Described field bus communication module CA all as a big virtual I O module, gathers analog quantity, digital quantity, pulsed quantity, the electricity data message of intelligent topworks, intelligence instrument, motor protecting device, motor measure and control device with intelligence instrument, intelligent topworks, motor protecting device, motor measure and control device.
Described field bus communication module CA will pass to thermal technology's controller DPU with the technological process control relevant data of thermal technology's control section in the power plant electricity thermal technology integral control system by the self-defined IED device of an intelligence; wherein relevant with the technological process control of thermal technology's control section data comprise: the startup of motor; stop steering order; the operation of motor; stop; the position signalling of a distant place/on the spot; the motor protection actuating signal; the current signal of motor; voltage signal; the pressure that intelligence instrument is gathered; flow signal; the valve opening feedback signal that intelligence topworks gathers, the valve regulated output signal.
Configuration digital quantity acquisition module DI, analogue collection module AI, analog output module AO, digital quantity output module DO, pulsed quantity acquisition module PI under thermal technology's controller DPU;
Described analogue collection module AI, digital data acquisition module DI gather analog data and the digital data of thermal technology's control section by hard wired mode, described thermal technology's controller DPU also receives Fieldbus Control module CA and is configured in data relevant with the technological process control of thermal technology's control section in the self-defined IED device, and unification is carried out Classification Management to analog data, digital quantity, pulsed quantity, electricity data in thermal technology's controller DPU; Thermal technology's controller DPU partly exports the technological process control signal by analog output module AO, digital quantity output module DO or self-defined IED device thermotropism industry control system.
Layout line line protection device, protection equipment for transformer, circuit measure and control device, power supply measure and control device, excitation system, synchronous device under electric controller DPU; Wherein, described circuit measure and control device comprises: 6KV circuit measure and control device and 380V circuit measure and control device; Described power supply measure and control device comprises: 6KV power supply measure and control device and 380V power supply measure and control device; Described line protective devices, protection equipment for transformer, circuit measure and control device, power supply measure and control device, excitation system, synchronous device send the data of gathering to electric controller DPU by the form of fieldbus; the processing of in electric controller DPU the data that collect being classified, described electric controller DPU exports corresponding control signal data to line protective devices, protection equipment for transformer, circuit measure and control device, power supply measure and control device, excitation system, synchronous device.
The present invention has following technique effect:
(1) realized the unified management of power plant electricity, thermal technology database structure, the unified maintenance, avoided the situation that occurs doing things in his own way, effectively reduced power plant cost, increased work efficiency;
(2) unified database structure reaches transparent, the data sharing of whole network data, eliminates information island, gives full play to power plant's benefit;
(3) unified software platform, unified display styles has improved system failure self-checking capability, is convenient to operations staff's training and management.
(4) the integrated data structure of power plant electricity-thermal technology can be completely unified thermal technology's control section data, electrical control division divided data in a data structure, and data message is abundanter, for the control of thermal power plant provides more convenience.By different data channel, control data and information data effectively can be shunted again, make the integrated control of electric-thermal technology reach the state of not only unified but also separation.
Description of drawings
Fig. 1 is power plant electricity thermal technology integral control system data structure diagram of the present invention;
Fig. 2 is power plant electricity thermal technology integral control system data processing method schematic flow sheet of the present invention.
Embodiment
Embodiment at the summary of the invention technical scheme is described in further detail below.Be illustrated in figure 1 as power plant electricity thermal technology integral control system data structure synoptic diagram of the present invention.In power plant electricity thermal technology integral control system, consist predominantly of three types controller (being control module): the thermal technology controls DPU, electrical control DPU, field bus communication module CA.Configuration all kinds IO module, self-defined IED device are finished the data acquisition and control function of thermal technology's control section in the power plant electricity thermal technology integral control system below thermal technology's controller DPU, described IO module mainly contains analogue collection module AI, analog output module AO, digital data acquisition module DI, digital quantity output module DO, pulsed quantity acquisition module PI etc., described self-defined IED device mainly refers to field bus communication module CA.The various protections of configuration, measure and control device below the electrical control DPU; finish data acquisition and the processing of electric control system in the power plant electricity thermal technology integral control system, described protection, measure and control device mainly include line protective devices, circuit measure and control device, tranformer protection, excitation system, synchronous device etc. and power plant electricity thermal technology integral control system thermal technology control section irrelevant protection, measure and control device.Dispose equipment such as motor protecting device, motor measure and control device, intelligent topworks, intelligence instrument below the field bus communication module CA; finish data information acquisition and the processing relevant with thermal technology's control section in the power plant electricity thermal technology integral control system; it is the bridge of thermal technology's control section and electric control system; by field bus communication module CA; rationally and effectively the data with thermal technology's control section and electric control system are effectively soft in one, formed the data structure of electric thermal technology's integral control system.Described motor protecting device comprises 6KV motor protecting device and 380V motor protecting device; described motor measure and control device comprises: 6KV motor measure and control device and 380V motor measure and control device; the described data relevant with thermal technology's control section comprise:: the startup of motor, stop steering order; the operation of motor, stop, the position signalling of a distant place/on the spot, the current signal of motor protection actuating signal, motor, voltage signal.Pressure, flow signal that intelligence instrument is gathered, the valve opening feedback signal that intelligent topworks gathers, valve regulated output signal.
Power plant electricity thermal technology integral control system data structure constructive process of the present invention comprises:
(1) data processing method of thermal technology's controller DPU:
1) in monitoring system platform, create control module, control module type selecting controller unit DPU, controller type is configured to SDPU, and this type indicates this controller and belongs to thermal technology's controller DPU;
2) below thermal technology's controller DPU, create all kinds integrated circuit board that has, comprise analogue collection module AI, digital data acquisition module DI, analog output module AO, digital quantity output module DO, pulsed quantity acquisition module PI, self-defined IED device fieldbus module CA, create number and the type of integrated circuit board as required, guarantee in each thermal technology's controller DPU, various types of integrated circuit board logical addresses can not repeat, and the integrated circuit board title can not repeat;
To have formed with thermal technology's controller DPU exactly be unit to the data structure of thermal technology's controller DPU like this, below the data processing method of the various types of IO modules of configuration.
(2) data processing method of electric controller DPU:
1) in monitoring system platform, create control module, control module type selecting controller unit DPU, controller type is configured to 861D, and this type indicates this controller and belongs to electric controller DPU;
2) create various types of protections, the measure and control device that has below electric controller DPU, definition protection, measure and control device type and template type, and setting device address will guarantee that the address of all devices and title can not repeat;
Just to have formed with electric controller DPU be unit to the data structure of electric controller DPU like this, the data processing method of the various types of protections of configuration below, measure and control device.
(3) data processing method of field bus communication module CA:
1) in monitoring system platform, create control module, control module type selecting controller unit DPU, controller type is configured to field bus communication module CA;
2) create equipment such as the protection measure and control device that has, intelligent topworks, intelligence instrument below the bus communication module CA at the scene, the type of protection measure and control device, intelligent topworks, intelligence instrument can repeat, but each address and title can not repeat;
Just to have formed with field bus communication module CA be unit to field bus communication module CA like this, below the data processing method of the various types of protection measure and control devices of configuration, intelligent topworks, intelligence instrument etc.
Be illustrated in figure 2 as invention power plant electricity thermal technology integral control system data processing method schematic flow sheet, described data processing method comprises following content:
Create control module in monitoring system platform, described control module comprises field bus communication module CA, thermal technology's controller DPU, electric controller DPU;
Data among thermal technology's controller DPU have from the IO module, also have from field bus communication module CA(field bus communication module CA to insert thermal technology's controller DPU as a self-defining IED device) in.The IO module is gathered the analog quantity of thermal technology's control section in the power plant electricity thermal technology integral control system and the data of digital quantity by hard wired form, and the data that collect are passed to thermal technology's controller DPU by the internal communication agreement.The data of field bus communication module CA are from following various intelligent topworkies, intelligence instrument, motor protecting device, the motor measure and control device etc. be with, and described intelligent topworks, intelligence instrument, motor protecting device, motor measure and control device are passed to field bus communication module CA by the mode of field bus communication with data.Needs according to thermal technology's control section in the power plant electricity thermal technology integral control system, a part of data among the field bus communication module CA are formed a self-defining IED device, described self-defined IED device is passed to thermal technology's controller DPU by the internal communication agreement with data, unification is carried out Classification Management to the data that collect in thermal technology's controller DPU, and finishes the control signal output to thermal technology's control section in the power plant electricity thermal technology integral control system in controller.
Data among the electric controller DPU are from the various protection measure and control devices that dispose, and described protection measure and control device comprises line protective devices, circuit measure and control device, power supply measure and control device, tranformer protection, excitation system, synchronous device etc.The protection measure and control device sends the field data of gathering to electric controller DPU by the form of field bus communication; in electric controller DPU, the data that collect are carried out Classification Management, in electric controller DPU, finish the control signal output to electric control system in the power plant electricity thermal technology integral control system.
The data of field bus communication module CA are from the following various intelligent topworks that disposes, intelligence instrument, motor protecting device, motor measure and control device etc., and the data of described intelligent topworks, intelligence instrument, motor protecting device, the collection of motor measure and control device are passed to field bus communication module CA by the mode of field bus communication with data.Field bus communication module CA as a big IO resume module, in this big IO module includes each device from each device and gathers next analog quantity, digital quantity, pulsed quantity, electricity data message.According to power plant electricity thermal technology integral control system process requirements, in described field bus communication module CA, select various types of data acquisitions together, form the self-defined IED device of an intelligence, the data type that comprises in the self-defined IED device has analog quantity, digital quantity, pulsed quantity, electricity.By internal communication bus described self-defining IED device is inserted thermal technology's controller DPU.Unifiedly in thermal technology's controller DPU finish the Classification Management of field bus communication module CA being gathered the data come, data that analog quantity IO module is gathered, data that digital quantity IO module is gathered, and in thermal technology's controller DPU, finish the control procedure signal is exported; Data among the field bus communication module CA except the data of bringing thermal technology's controller DPU into, the processing of classifying among the bus communication module CA at the scene of remaining data.
Claims (5)
1. the data processing method of a power plant electricity thermal technology integral control system is characterized in that, described data processing method comprises following content:
Create control module in monitoring system platform, described control module comprises field bus communication module CA, thermal technology's controller DPU, electric controller DPU;
CA finishes intelligence instrument by the field bus communication module, intelligence topworks, motor protecting device, the data acquisition of motor measure and control device and processing, described field bus communication module CA also with data acquisition relevant with the technological process control of thermal technology's control section in the power plant electricity thermal technology integral control system in the data of gathering together, form the self-defined IED device of an intelligence, this self-defined IED device by the internal communication agreement with power plant electricity thermal technology integral control system in data relevant with the technological process control of thermal technology's control section pass to thermal technology's controller DPU;
Finish the data acquisition of thermal technology's control section in the power plant electricity thermal technology integral control system by described thermal technology's controller DPU, receive the relevant data of the technology controlling and process with power plant electricity thermal technology integral control system thermal technology control section of field bus communication module CA transmission simultaneously, described thermal technology's controller DPU thermal technology's control section output control signal in the power plant electricity thermal technology integral control system;
Finish the data acquisition of electric control system in the power plant electricity thermal technology integral control system by described electric controller DPU, and relevant protection device, the measure and control device in the electric control system issues process control signal in the power plant electricity thermal technology integral control system.
Monitoring system platform with the uniform data of field bus communication module CA, thermal technology's controller DPU, electric controller DPU institute acquisition process in a data structure, based on different control modules, with described data distribution, the user with corresponding operating authority just can be safeguarded to the data that corresponding control module is handled.
2. according to the described data processing method of claim 1, it is characterized in that: dispose motor protecting device, motor measure and control device, intelligent topworks and intelligence instrument at the scene under the bus communication module CA, wherein motor protecting device comprises 6KV motor protecting device, 6KV motor measure and control device, 380V motor protecting device, 380V motor measure and control device; Described field bus communication module CA all as a big virtual I O module, gathers analog quantity, digital quantity, pulsed quantity, the electricity data message of intelligent topworks, intelligence instrument, motor protecting device, motor measure and control device with intelligence instrument, intelligent topworks, motor protecting device, motor measure and control device.
3. data processing method according to claim 2 is characterized in that:
Described field bus communication module CA will pass to thermal technology's controller DPU with the technological process control relevant data of thermal technology's control section in the power plant electricity thermal technology integral control system by the self-defined IED device of an intelligence; wherein relevant with the technological process control of thermal technology's control section data comprise: the startup of motor; stop steering order; the operation of motor; stop; the position signalling of a distant place/on the spot; the motor protection actuating signal; the current signal of motor; voltage signal; the pressure that intelligence instrument is gathered; flow signal; the valve opening feedback signal that intelligence topworks gathers, the valve regulated output signal.
4. data processing method according to claim 1 is characterized in that:
Configuration digital quantity acquisition module DI, analogue collection module AI, analog output module AO, digital quantity output module DO, pulsed quantity acquisition module PI under thermal technology's controller DPU;
Described analogue collection module AI, digital data acquisition module DI gather analog data and the digital data of thermal technology's control section by hard wired mode, described thermal technology's controller DPU also receives Fieldbus Control module CA and is configured in data relevant with the technological process control of thermal technology's control section in the self-defined IED device, and unification is carried out Classification Management to analog data, digital quantity, pulsed quantity, electricity data in thermal technology's controller DPU; Thermal technology's controller DPU partly exports the technological process control signal by analog output module AO, digital quantity output module DO or self-defined IED device thermotropism industry control system.
5. data processing method according to claim 1 is characterized in that:
Layout line line protection device, protection equipment for transformer, circuit measure and control device, power supply measure and control device, excitation system, synchronous device under electric controller DPU; Wherein, described circuit measure and control device comprises: 6KV circuit measure and control device and 380V circuit measure and control device; Described power supply measure and control device comprises: 6KV power supply measure and control device and 380V power supply measure and control device;
Described line protective devices, protection equipment for transformer, circuit measure and control device, power supply measure and control device, excitation system, synchronous device send the data of gathering to electric controller DPU by the form of fieldbus; the processing of in electric controller DPU the data that collect being classified, described electric controller DPU exports corresponding control signal data to line protective devices, protection equipment for transformer, circuit measure and control device, power supply measure and control device, excitation system, synchronous device.
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| CN109189022A (en) * | 2018-09-13 | 2019-01-11 | 华电电力科学研究院有限公司 | A kind of thermal power plant Thermal Automation system overall architecture |
| CN110134095A (en) * | 2019-06-12 | 2019-08-16 | 国网河北能源技术服务有限公司 | The method and terminal device of Power Plant Thermal analog control system optimization |
| CN116540618A (en) * | 2023-04-17 | 2023-08-04 | 南京电研电力自动化股份有限公司 | Phase modulation unit control system and phase modulation unit |
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