CN108011875B - Intelligent control method and intelligent terminal control equipment - Google Patents
Intelligent control method and intelligent terminal control equipment Download PDFInfo
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Abstract
The invention relates to an intelligent control method and intelligent terminal control equipment. An intelligent control method comprises the following steps: receiving operation state parameters of field-level equipment of the power distribution room and a program operation instruction sent by a memory, and responding to the program operation instruction; performing data processing on the running state parameters according to the program running instruction, and feeding back execution state information corresponding to the program running instruction to a memory; receiving a time calibration instruction sent by a locator, and feeding back the current time state of the processor cluster to the locator; time calibrating the processor cluster in response to the time status. The intelligent control method has good universality, compatibility and expandability.
Description
Technical Field
The invention relates to the technical field of power system protection control, in particular to an intelligent control method and intelligent terminal control equipment.
Background
With the continuous development of power grids, particularly the deep fusion of the power grids and informatization, the application of intelligent electronic equipment has increasingly prominent effects of promoting the coordinated development of all levels of power grids and optimizing energy configuration.
At present, field level application Intelligent Electronic Devices (IED) such as protection, Measurement and control, Synchronized Phasor Measurement Units (PMUs) for substation monitoring use the same hardware platform for hardware design, and software design is customized for different application requirements. However, such an intelligent electronic device platform is poorly scalable.
Disclosure of Invention
Therefore, it is necessary to provide an intelligent control method and an intelligent terminal control device for solving the problem of poor compatibility of the intelligent electronic device platform.
The intelligent control method in one embodiment comprises the following steps:
receiving operation state parameters of field-level equipment of the power distribution room and a program operation instruction sent by a memory, and responding to the program operation instruction;
performing data processing on the running state parameters according to the program running instruction, and feeding back execution state information corresponding to the program running instruction to a memory;
receiving a time calibration instruction sent by a locator, and feeding back the current time state of the processor cluster to the locator;
time calibrating the processor cluster in response to the time status.
The intelligent control method receives the operation state parameters of the field level equipment of the power distribution room through the wireless communication network, performs data processing on the operation state parameters through the program operation instructions sent by the memory, performs time calibration through the time calibration instructions sent by the positioner, integrates multiple functions in the processor cluster, can simultaneously process single or multiple tasks, is suitable for the requirements of different working scenes and tasks, and has good universality, compatibility and expandability.
The intelligent control method in one embodiment, further comprising the steps of:
managing a fixed value database of different field level equipment, monitoring the running state of each field level equipment, collecting the running parameter information of each field level equipment, preprocessing the running parameter information, and generating a corresponding control instruction according to the preprocessed data.
In a specific embodiment, the intelligent control method further includes the following steps:
acquiring reference time and local time, and calibrating the reference time and the local time.
The embodiment of the invention provides an intelligent control method, which further comprises the following steps:
the intelligent terminal control device is used for timely removing faults when the power system has faults, monitoring a power system measurement and control device, synchronizing vector measurement, vector output and dynamic process recording, combining and synchronizing electrical quantities transmitted by a primary mutual inductor, monitoring an intelligent terminal connected with the intelligent terminal control device, and controlling the running state of the automatic switching device.
The embodiment of the invention provides an intelligent control method, which further comprises the following steps:
and processing the communication in the intelligent terminal control equipment, the communication between the intelligent terminal control equipment and the field level equipment and the communication between the master stations, and monitoring the communication state.
The embodiment of the present invention further provides an intelligent control method, which processes the operating state parameters according to the program operating instruction, and specifically includes the following steps:
a first processor in the processor cluster acquires power supply state parameter information of field-level equipment of a power distribution room, and performs preprocessing to obtain preprocessed data;
a second processor in the processor cluster calibrates the local time of the preprocessed data with the reference time to obtain calibrated data;
a third processor cluster in the processor clusters performs logic calculation on the calibrated data to generate a corresponding control instruction;
in the process that the first processor generates the corresponding control instruction, the third processor continuously sends a request signal to the first processor cluster to obtain the control instruction, and completes transmission and issuing of the instruction through a fourth processor cluster in the processor cluster to realize relay protection.
An embodiment of the present invention further provides an intelligent terminal control device, including:
a processor cluster, a locator, and a memory;
the memory is used for storing an operating system, programs and data and sending program running instructions to the processor cluster;
the processor cluster is used for receiving the running state parameters of the field level equipment of the power distribution room and the program running instructions sent by the memory, responding to the program running instructions, processing the running state parameters according to the program running instructions, feeding back execution state information corresponding to the program running instructions to the memory, receiving time calibration instructions sent by the positioner, and feeding back the current time state of the processor cluster to the positioner;
the locator is to time align the cluster of processors in response to the time status.
According to the intelligent terminal control device, the running state parameters of the field-level devices of the power distribution room are received through the wireless communication network, the running state parameters are subjected to data processing through the program running instructions sent by the memory, time calibration is carried out through the time calibration instructions sent by the positioner, multiple functions are integrated in the processor cluster, single or multiple tasks can be processed simultaneously, the requirements of different working scenes and the tasks are met, and the intelligent terminal control device has good universality, compatibility and expandability.
An embodiment of the present invention provides a computer-readable storage medium on which a computer program is stored, the program being executed by a processor to perform the intelligent control method.
The computer storage medium realizes the receiving of the operation state parameters of the field-level equipment of the power distribution room through the wireless communication network through the stored computer program, performs data processing on the operation state parameters through the program operation instruction sent by the memory, performs time calibration through the time calibration instruction sent by the locator, integrates multiple functions in a processor cluster, can simultaneously process single or multiple tasks so as to adapt to the requirements of different working scenes and tasks, and has good universality, compatibility and expandability.
An intelligent terminal control device, comprising:
a processor cluster, a locator, and a memory;
the memory is used for storing an operating system, programs and data and sending program running instructions to the processor cluster;
the processor cluster is used for receiving the running state parameters of the field level equipment of the power distribution room and the program running instructions sent by the memory, responding to the program running instructions, processing the running state parameters according to the program running instructions, feeding back execution state information corresponding to the program running instructions to the memory, receiving time calibration instructions sent by the positioner, and feeding back the current time state of the processor cluster to the positioner;
the locator is to time align the cluster of processors in response to the time status.
The intelligent terminal control equipment receives the running state parameters of the field level equipment of the power distribution room through the wireless communication network, performs data processing on the running state parameters through the program running instructions sent by the memory, performs time calibration through the time calibration instructions sent by the positioner, integrates multiple functions in the processor cluster, can process single or multiple tasks at the same time, meets the requirements of different working scenes and tasks, and has good universality, compatibility and expandability.
In the intelligent terminal control device in one embodiment, the processor cluster is a multi-core processor and/or a plurality of single-core processors.
Furthermore, an embodiment of the present invention further provides a computer device, which includes a memory, a processor, and a computer program stored in the memory and executable on the processor, where the processor executes the intelligent control method.
According to the computer equipment, the running state parameters of the field-level equipment of the power distribution room are received through the wireless communication network through the computer program running on the processor, the running state parameters are subjected to data processing through the program running instruction sent by the memory, time calibration is carried out through the time calibration instruction sent by the positioner, multiple functions are integrated in the processor cluster, single or multiple tasks can be processed simultaneously, the requirements of different working scenes and the tasks are met, and the computer equipment has good universality, compatibility and expandability.
Drawings
Fig. 1 is a schematic structural diagram of an intelligent terminal control device according to a first embodiment of the present invention;
fig. 2 is a schematic structural diagram of an intelligent terminal control device according to a second embodiment of the present invention;
FIG. 3 is a schematic diagram illustrating the steps of an intelligent control method according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a quad-core processor of one embodiment of the invention;
fig. 5 is a schematic structural diagram of an intelligent terminal control device according to a third embodiment of the present invention;
fig. 6 is a schematic structural diagram of an intelligent terminal control device according to a fourth embodiment of the present invention;
fig. 7 is an external view of an intelligent terminal control device according to an embodiment of the present invention;
fig. 8 is a schematic back view of an intelligent terminal control device according to an embodiment of the present invention;
fig. 9 is a schematic structural diagram of an intelligent terminal control device according to a fifth embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
An embodiment of the intelligent terminal control device is explained below with reference to fig. 1.
Fig. 1 is an intelligent terminal control device according to an embodiment of the present invention, including:
a processor cluster, a locator, and a memory;
the memory is used for storing an operating system, programs and data and sending program running instructions to the processor cluster;
the processor cluster is used for receiving the running state parameters of the field level equipment of the power distribution room and the program running instructions sent by the memory, responding to the program running instructions, processing the running state parameters according to the program running instructions, feeding back execution state information corresponding to the program running instructions to the memory, receiving time calibration instructions sent by the positioner, and feeding back the current time state of the processor cluster to the positioner;
the locator is to time align the cluster of processors in response to the time status.
In the embodiment of the invention, the processor cluster can be a multi-core processor or a combination of a plurality of single-core processors, different programs are simultaneously operated on each processor core, and the running state parameters of the field level equipment of the power distribution room are efficiently monitored in real time through the cooperation of the plurality of processor cores. The locator may be a Global Positioning System (GPS) which is composed of 24 satellites and can periodically perform accurate position and time measurement on the satellites.
The intelligent terminal control equipment receives the running state parameters of the field level equipment of the power distribution room through the wireless communication network, performs data processing on the running state parameters through the program running instructions sent by the memory, performs time calibration through the time calibration instructions sent by the positioner, integrates multiple functions in the processor cluster, can process single or multiple tasks at the same time, meets the requirements of different working scenes and tasks, and has good universality, compatibility and expandability.
In the intelligent terminal control device in one embodiment, the processor cluster is a multi-core processor and/or a plurality of single-core processors.
As shown in FIG. 2, in one embodiment, the processor may be a quad-core processor; the dominant frequency of a chip in the quad-core processor may be 1.5GHz, and the quad-core processor may include: an application function CPU (Central Processing Unit), a management function CPU, a communication function CPU, and a synchronous calibration function CPU. The four-core processor can work independently and simultaneously has the effect of mutual cooperation, and the management function CPU can integrate the functions of constant value management, state management, data management and man-machine interaction management and is responsible for collecting and preprocessing various parameters, running state data and man-machine interaction instructions of the transformer substation equipment; the application function CPU can be responsible for real-time data calculation and logic judgment, can respond to a control instruction in time and complete the functions of breaking and closing of the circuit breaker, remote control input and output and the like; the communication function CPU can integrate the functions of communication between devices, communication between main stations and communication protection, and sends a control command to a remote control output port according to a control command received from the application function CPU; the synchronous calibration function CPU can integrate the functions of reference time service, local information acquisition, local time taming and output.
As shown in fig. 3, an intelligent control method of an intelligent terminal control device in another embodiment includes the following steps:
s101, receiving operation state parameters of field-level equipment of a power distribution room and a program operation instruction sent by a memory, and responding to the program operation instruction;
specifically, the operating state parameters of the field-level equipment of the power distribution room can be received through a processor cluster, the processor cluster can be a multi-core processor or a combination of a plurality of single-core processors, different programs are simultaneously operated on each processor core, and the operating state parameters of the field-level equipment of the power distribution room are efficiently monitored in real time through the cooperation of the plurality of processor cores.
S102, performing data processing on the running state parameters according to the program running instruction, and feeding back execution state information corresponding to the program running instruction to a memory;
s103, receiving a time calibration instruction sent by the locator, and feeding back the current time state of the processor cluster to the locator;
for steps S102 and S103, the memory may be used to store an operating System, a program, and data, and the locator may be a Global Positioning System (GPS) which is composed of 24 satellites and can periodically perform accurate position and time measurement on the satellites.
And S104, responding to the time state to perform time calibration on the processor cluster.
The intelligent control method receives the operation state parameters of the field level equipment of the power distribution room through the wireless communication network, performs data processing on the operation state parameters through the program operation instruction sent by the memory, performs time calibration through the time calibration instruction sent by the positioner, integrates multiple functions in the processor cluster, can simultaneously process single or multiple tasks so as to adapt to the requirements of different working scenes and tasks, and has good universality, compatibility and expandability.
In a particular embodiment of the intelligent control method, the processor cluster comprises a first processor;
the intelligent control method further comprises the following steps: managing fixed value databases of different field level devices through the first processor, monitoring the running state of each field level device, collecting and preprocessing running parameter information of each field level device, and generating a corresponding control instruction according to preprocessed data.
The first processor can be a management function CPU in a four-core processor, constant value management, state management, data management and man-machine interaction management functions can be integrated in the management function CPU, the constant value management is responsible for managing constant value databases of different devices, and meanwhile, the functions of retrieval, sharing and output of the constant value databases are supported; the state management function is responsible for monitoring the operation states (which can be divided into normal, attention, abnormal and serious) of all equipment in the transformer substation; the data management is responsible for collecting data required by work, preprocessing the data and supporting data storage, query and sharing; the man-machine interaction management is responsible for managing control signals of the platform operation of a user through input equipment (a computer, a touch screen, voice recognition and the like), and transmitting the control signals to the application function CPU after verification to complete corresponding functions.
The processor cluster in the intelligent terminal control equipment comprises a management function CPU, receives the running state parameters of the field level equipment of the power distribution room through a wireless communication network, processes data on the running state parameters through a program running instruction sent by a memory, and performs time calibration through a time calibration instruction sent by a locator, and the processor cluster is integrated with multiple functions, can process single or multiple tasks at the same time, is suitable for the requirements of different working scenes and tasks, and has good universality, compatibility and expandability.
For example, in a particular embodiment of the intelligent control method, the cluster of processors includes a second processor;
the intelligent control method further comprises the following steps: and acquiring a reference time and a local time through the second processor, and calibrating the reference time and the local time.
The second processor can be a synchronous calibration function CPU in a four-core processor, and the synchronous calibration function CPU can integrate functions of reference Time service, local information acquisition and processing, and local Time taming and output, and specifically works by taming a local clock through a wireless communication device external GPS, generating local accurate Time and high stability frequency synchronous with a UTC (Coordinated Universal Time) or a superior master clock, filtering an accessed reference Time signal and a local Time deviation judgment result by a main control unit to obtain a serialized deviation signal, obtaining a clock deviation by adopting an average value filtering mode, obtaining a clock frequency difference by adopting a curve fitting mode, adjusting the tester according to the clock deviation and frequency difference result obtained by calculation, and completing synchronization of the local Time of the tester.
The processor cluster in the intelligent terminal control equipment comprises a synchronous calibration function CPU, receives the running state parameters of the field level equipment of the power distribution room through a wireless communication network, processes data on the running state parameters through a program running instruction sent by a memory, and performs time calibration through a time calibration instruction sent by a locator, and the processor cluster is integrated with multiple functions, can process single or multiple tasks at the same time, is suitable for the requirements of different working scenes and tasks, and has good universality, compatibility and expandability.
In addition, an embodiment of the present invention provides an intelligent control method, where the processor cluster includes a third processor;
the intelligent control method further comprises the following steps:
the third processor is used for timely removing faults when the power system fails, monitoring a power system measurement and control device, recording the measurement and output of synchronous vectors and the dynamic process, combining and synchronously processing the electric quantity transmitted by the primary mutual inductor, monitoring an intelligent terminal connected with the intelligent terminal control equipment, and controlling the running state of the automatic switching device.
The third processor can be an application function CPU in a four-core processor, and the application function CPU can be internally integrated with relay protection, a measurement and control device, a PMU (synchronized vector measurement units) synchronous phasor measurement device) device control, merging unit, intelligent device control and spare power automatic switching control functions. The relay protection function timely removes or warns workers when the power system is abnormal or fails; the function of the measurement and control device is responsible for managing all the measurement and control devices in the range governed by the platform, and the functions of data acquisition, data processing, signal monitoring and device monitoring in the range are realized; the PMU device is used for controlling the measurement and output of synchronous vectors of the power system and recording the dynamic process; the merging unit is responsible for merging and synchronously processing the electric quantity transmitted by the primary mutual inductor and forwarding the processed signal to the spacer layer equipment for use according to a specific format; the intelligent terminal control is responsible for the management of the intelligent terminal connected with the platform; the backup power automatic switching control is responsible for online supervision of the states of a power supply and a standby power supply of a power system, and can switch the power supply in a delayed manner in an emergency.
The processor cluster in the intelligent terminal control equipment comprises an application function CPU, receives the running state parameters of the field level equipment of the power distribution room through a wireless communication network, processes data on the running state parameters through a program running instruction sent by a memory, and performs time calibration through a time calibration instruction sent by a locator, and the processor cluster is integrated with multiple functions, can process single or multiple tasks at the same time, is suitable for the requirements of different working scenes and tasks, and has good universality, compatibility and expandability.
The embodiment of the invention provides an intelligent control method, wherein a processor cluster comprises a fourth processor;
the intelligent control method further comprises the following steps: and processing the communication in the intelligent terminal control equipment, the communication between the intelligent terminal control equipment and the field level equipment and the communication between the master stations through the fourth processor, and monitoring the communication state.
The fourth processor can be a communication function CPU in a four-core processor, inter-device communication, master station communication, intelligent terminal communication and communication protection functions can be integrated in the communication function CPU, the inter-device communication is responsible for the inter-device communication, and the mutual configuration and coordination work of parameters among the devices and the information output of the intelligent terminal are completed; the master station communication is responsible for communication among all the transformer stations, and information data sharing and cooperation work among the master stations are realized; the communication state monitoring is responsible for monitoring the state of the communication process, and the communication stability and safety of the platform are guaranteed.
The processor cluster in the intelligent terminal control equipment comprises a communication function CPU, receives the running state parameters of the field level equipment of the power distribution room through a wireless communication network, processes data on the running state parameters through a program running instruction sent by a memory, and performs time calibration through a time calibration instruction sent by a locator, and the processor cluster is integrated with multiple functions, can process single or multiple tasks at the same time, is suitable for the requirements of different working scenes and tasks, and has good universality, compatibility and expandability.
In one embodiment, the processor cluster may be a quad-core processor, the quad-core processor simultaneously includes an application function CPU, a management function CPU, a communication function CPU, and a synchronous calibration function CPU, and the integrated functions and specific functions of the four CPUs are shown in table 1. Fig. 4 is a schematic structural diagram of a quad-core processor.
TABLE 1
The intelligent terminal control device in another embodiment includes the intelligent terminal control device in the above embodiment, and further includes: a network chip connected to the processor; the network chip provides a wireless communication network for the intelligent terminal control equipment.
In the above embodiment, the network chip may be an ethernet chip, and the ethernet chip provides optical fiber connection between devices, high-speed data transmission, and read/write functions. The intelligent terminal control equipment is connected with the outside through the network chip and can perform high-speed data transmission with field-level equipment of a power distribution room through network connection.
According to the embodiment, the running state parameters of the field-level equipment of the power distribution room are received through the wireless communication network, the running state parameters are subjected to data processing through the program running instructions sent by the memory, time calibration is carried out through the time calibration instructions sent by the positioner, and through the cooperation of the network chips, the functions of centralized information sampling and unified calling are realized, and the efficiency and the real-time performance of monitoring the running data of the power distribution room are improved.
In a specific embodiment, the intelligent terminal control device further includes: the optical fiber interface is arranged on the outer shell and connected with the network chip; the optical fiber interface is used for accessing an optical fiber connected with a base station and providing a wireless communication network for the intelligent terminal control equipment.
In the above embodiments, the fiber optic interface speed can be extended to 100 Bps. The optical fiber is connected with the network chip through the optical fiber interface, so that the network connection and the high-speed data transmission are completed. The remote transmission between the intelligent terminal control equipment and the field-level equipment adopts an optical fiber mode, so that the signal anti-interference capability is greatly enhanced.
Optionally, in a specific embodiment, the intelligent terminal control device further includes: an outer housing; the intelligent terminal control equipment is arranged in the outer shell.
Preferably, the outer housing may be made of engineering plastic. The engineering plastic can be used for manufacturing engineering materials and replacing metal to manufacture machine parts and the like, and the shell manufactured by utilizing the engineering plastic has the advantages of excellent comprehensive performance, high rigidity, small creep, high mechanical strength, good heat resistance and good electrical insulation, can be used in harsh chemical and physical environments for a long time, and can be used as an engineering structural material instead of metal.
According to the embodiment, the outer shell of the external facility of the intelligent terminal control equipment plays a role in protecting the internal components of the device, and the optical fiber can be connected with the network chip by arranging the optical fiber interface on the outer shell, so that network connection and high-speed data transmission are completed.
In addition, as shown in fig. 5, in addition to the optical fiber interface, the intelligent terminal control device in one embodiment further includes: the USB interface is arranged on the outer shell and connected with the processor; the USB interface is used for completing uploading and downloading of data, multi-party data sharing and debugging functions of all functional modules in the platform.
The intelligent terminal control equipment receives the running state parameters of the field-level equipment of the power distribution room through the wireless communication network, performs data processing on the running state parameters through the program running instructions sent by the memory, performs time calibration through the time calibration instructions sent by the positioner, realizes the functions of centralized information sampling and unified calling, and improves the efficiency and the real-time performance of monitoring the running data of the power distribution room.
As shown in fig. 6, the intelligent terminal control device in the embodiment of the present invention is included, in which external connection is performed through a network chip, and data input/output and debugging are performed through a USB interface. Still provide an intelligent terminal controlgear, include: the display screen is embedded in the shell and connected with the processor; the display screen displays various operation data and related control instructions of field-level equipment of the power distribution room, and man-machine interaction is carried out through the display screen.
Specifically, the display screen may be a touch display screen or a non-touch display screen, and the touch display screen realizes a human-computer interaction function, outputs data and information in the platform, and receives and records a control signal applied by a user. The touch display screen may be a TFT (Thin Film Transistor) liquid crystal display screen. The display screen is used for displaying various operation parameters of the transformer substation, equipment configuration information and related control instruction signals, and meanwhile, a man-machine interaction function is integrated. When the intelligent terminal control equipment based on the intelligent electronic equipment platform is further applied, the TFT liquid crystal display screen is used for displaying the operation parameters and configuration information of each equipment of the transformer substation, which are acquired in the CPU with the management function, and the calculated amount and image information obtained after preprocessing, and the transformer substation operation and maintenance personnel can carry out on-site maintenance and inspection on the equipment with faults or hidden troubles according to the displayed information; meanwhile, operation and maintenance personnel can apply control signals through the TFT liquid crystal display screen, modify and perfect the control signals generated by the terminal, better complete the operation and maintenance tasks of the whole transformer substation, achieve better human-computer interaction, and more conveniently debug and test the field device.
Fig. 7 is an external schematic view of an intelligent terminal control device according to an embodiment of the present invention. The size of the whole device can be 350 × 270 × 160, a TFT liquid crystal display screen and three device state indicating lamps are arranged on the front face of the device and respectively represent operation, standby and abnormity; fig. 8 is a schematic diagram of the back side of the intelligent terminal control device according to an embodiment of the present invention, the back side having a power module interface for supplying power to the terminal device; the USB interface is used for uploading and downloading data in the terminal; and the optical fiber interface is used for connecting the network and transmitting data at high speed.
The embodiment has the advantages that the product is reasonable in design and simple in structure, the use of a multi-module multi-plug-in is avoided based on the platform design, the size of the product is reduced, the field wiring mode is simplified, and the use of field cables is greatly reduced; the intelligent electronic platform uses an integrated four-core processor, so that the product has higher running speed and stronger data processing capability; the remote transmission adopts an optical fiber mode, so that the anti-interference capability of signals is greatly enhanced; when the intelligent electronic equipment platform is applied to the functional field of other transformer substations, only the corresponding functional modules of the intelligent electronic equipment platform need to be opened, so that the product has higher universality and expandability, and meanwhile, the research, development, operation and maintenance cost of the product is reduced.
Further, as shown in fig. 9, an embodiment of the present invention provides an intelligent electronic system, which includes the intelligent terminal control device, and further includes a power supply device; and the power supply device provides power for the intelligent terminal control equipment.
In the above embodiment, the power supply device may supply power to the entire intelligent terminal control device, the power supply device may adopt a 220V and 110V (compatible) dc power supply, and the dc output is +5/10 a.
Above-mentioned intelligent electronic system receives the running state parameter of joining in marriage electrical room field level equipment through wireless communication network, the program running instruction that sends through the memory carries out data processing to the running state parameter, the time calibration instruction that sends through the locator carries out time calibration, and through the cooperation of network chip and display screen etc., realized concentrated information sampling, unified calling and human-computer interaction's function, the efficiency and the real-time of joining in marriage electrical room running data monitoring have been improved, and have simple structure, the simple operation, the function is abundant, characteristics such as extension compatibility is strong.
When the intelligent control method provided by the embodiment of the invention is applied to a specific working scene to complete a single task or multiple tasks, a worker can be quickly converted into field-level equipment such as substation protection, measurement and control, PMU (phasor measurement unit) and the like by opening and starting the corresponding functional module and shielding the module which is not needed, so that the plug and play of the field-level application function is realized, the universality, compatibility and expandability of the platform are enhanced, and the cost of equipment research and development, supervision, operation and maintenance is reduced.
When the intelligent control method of the present invention is specifically used, taking a relay protector as an example, as shown in table 2, the following functional modules need to cooperate (where "√" indicates participation in work, and "xx" indicates non-participation in work): the platform starts a relay protection function module, a management function CPU acquires and preprocesses data information related to equipment, a synchronous calibration function CPU calibrates the acquired data, judges time identity of each parameter, an application function CPU continuously sends a request signal to the management function CPU, the calibrated data are obtained, a corresponding control instruction is generated through logic calculation, the control instruction is transmitted to a communication function CPU, transmission and issuing of the instruction are completed, and the whole relay protection process is completed.
TABLE 2
In particular use of the present invention, the quad-core processor may employ a Cortex-A15 processor. The ARMCortex-A15 processor is the highest performance processor capable of granting permission in the industry so far, a multi-core system is integrated in the processor, a plurality of tasks can be processed simultaneously, the function is powerful, the efficiency is high, and the power consumption of the intelligent electronic device platform is reduced by combining with low power consumption. Meanwhile, the processor is perfectly compatible with other Cortex-A processors, and can immediately access the certified development platform and software system, so that the compatibility and the interchangeability of the intelligent electronic equipment platform are enhanced.
The logic and/or steps represented in the flowcharts or otherwise described herein, e.g., an ordered listing of executable instructions that can be considered to implement logical functions, can be embodied in any computer-readable medium for use by or in connection with an instruction execution system, apparatus, or device, such as a computer-based system, processor-cluster-containing system, or other system that can fetch the instructions from the instruction execution system, apparatus, or device and execute the instructions. For the purposes of this description, a "computer-readable medium" can be any means that can contain, store, communicate, propagate, or transport the program for use by or in connection with the instruction execution system, apparatus, or device.
More specific examples (a non-exhaustive list) of the computer-readable medium would include the following: an electrical connection (electronic device) having one or more wires, a portable computer diskette (magnetic device), a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber device, and a portable compact disc read-only memory (CDROM). Additionally, the computer-readable medium could even be paper or another suitable medium upon which the program is printed, as the program can be electronically captured, via for instance optical scanning of the paper or other medium, then compiled, interpreted or otherwise processed in a suitable manner if necessary, and then stored in a computer memory.
It should be understood that portions of the present invention may be implemented in hardware, software, firmware, or a combination thereof. In the above embodiments, the various steps or methods may be implemented in software or firmware stored in memory and executed by a suitable instruction execution system. For example, if implemented in hardware, as in another embodiment, any one or combination of the following techniques, which are known in the art, may be used: a discrete logic circuit having a logic gate circuit for implementing a logic function on a data signal, an application specific integrated circuit having an appropriate combinational logic gate circuit, a Programmable Gate Array (PGA), a Field Programmable Gate Array (FPGA), or the like.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. An intelligent control method is applied to a processor cluster based on platform design, wherein the processor cluster comprises a plurality of processors, the plurality of processors are respectively provided with a plurality of functional modules, and the plurality of processors comprise an application function CPU, a management function CPU, a communication function CPU and a synchronous calibration function CPU;
the application function CPU comprises the following functional modules: the system comprises a relay protection function module, a measurement and control device control function module, a PMU device control function module, a merging unit control function module, an intelligent terminal control function module and a spare power automatic switching device control function module;
the management function CPU comprises the following functional modules: the system comprises a constant value management function module, a state monitoring and management function module, a data management function module and a human-computer interaction management function module;
the communication function CPU comprises the following functional modules: the system comprises an inter-device communication function module, a master station communication function module and a communication state monitoring function module;
the synchronous calibration function CPU comprises the following functional modules: the system comprises a reference time service function module, a signal acquisition and processing function module and a local time taming and outputting function module;
the method comprises the following steps:
for each processor, starting one or more functional modules corresponding to a working scene in the plurality of functional modules corresponding to the processor, and shielding the functional modules except the one or more functional modules corresponding to the working scene;
receiving the running state parameters of the field-level equipment of the power distribution room and a program running instruction sent by a memory by adopting one or more started functional modules, and responding to the program running instruction;
performing data processing on the running state parameters according to the program running instruction, and feeding back execution state information corresponding to the program running instruction to a memory;
receiving a time calibration instruction sent by a locator, and feeding back the current time state of the processor cluster to the locator; the locator is to time align the cluster of processors in response to the time status.
2. The intelligent control method according to claim 1, further comprising the steps of:
managing a fixed value database of different field level equipment, monitoring the running state of each field level equipment, collecting the running parameter information of each field level equipment, preprocessing the running parameter information, and generating a corresponding control instruction according to the preprocessed data.
3. The intelligent control method according to claim 1, further comprising the steps of:
acquiring reference time and local time, and calibrating the reference time and the local time.
4. The intelligent control method according to claim 1, further comprising the steps of:
the intelligent terminal control device is used for timely removing faults when the power system has faults, monitoring a power system measurement and control device, synchronizing vector measurement, vector output and dynamic process recording, combining and synchronizing electrical quantities transmitted by a primary mutual inductor, monitoring an intelligent terminal connected with intelligent terminal control equipment, and controlling the running state of the automatic switching device.
5. The intelligent control method according to claim 1, further comprising the steps of:
and processing the communication inside the intelligent terminal control equipment, the communication between the intelligent terminal control equipment and the field level equipment and the communication between the master stations, and monitoring the communication state.
6. The intelligent control method according to claim 1, wherein the processing of the operating state parameters according to the program operating instructions specifically comprises the steps of:
a first processor in the processor cluster acquires power supply state parameter information of field-level equipment of a power distribution room, and performs preprocessing to obtain preprocessed data;
a second processor in the processor cluster calibrates the local time of the preprocessed data with the reference time to obtain calibrated data;
a third processor cluster in the processor clusters performs logic calculation on the calibrated data to generate a corresponding control instruction;
in the process that the first processor generates the corresponding control instruction, the third processor continuously sends a request signal to the first processor to obtain the control instruction, and completes transmission and issuing of the instruction through a fourth processor cluster in the processor cluster to realize relay protection.
7. An intelligent terminal control device, comprising:
a processor cluster, a locator, and a memory; the system comprises a processor cluster, a plurality of processors and a plurality of communication modules, wherein the processor cluster is designed based on a platform and comprises a plurality of processors, and the plurality of processors are respectively provided with a plurality of functional modules; the plurality of processors comprise an application function CPU, a management function CPU, a communication function CPU and a synchronous calibration function CPU;
the application function CPU comprises the following functional modules: the system comprises a relay protection function module, a measurement and control device control function module, a PMU device control function module, a merging unit control function module, an intelligent terminal control function module and a spare power automatic switching device control function module;
the management function CPU comprises the following functional modules: the system comprises a constant value management function module, a state monitoring and management function module, a data management function module and a human-computer interaction management function module;
the communication function CPU comprises the following functional modules: the system comprises an inter-device communication function module, a master station communication function module and a communication state monitoring function module;
the synchronous calibration function CPU comprises the following functional modules: the system comprises a reference time service function module, a signal acquisition and processing function module and a local time taming and outputting function module;
the memory is used for storing an operating system, programs and data and sending program running instructions to the processor cluster;
the processor cluster is used for starting one or more functional modules corresponding to a working scene in the plurality of functional modules corresponding to each processor, shielding the functional modules except the one or more functional modules corresponding to the working scene, receiving the running state parameters of the power distribution room field-level equipment and the program running instructions sent by the memory by adopting the started one or more functional modules, responding to the program running instructions, processing the running state parameters according to the program running instructions, feeding back execution state information corresponding to the program running instructions to the memory, receiving time calibration instructions sent by the positioner, and feeding back the current time state of the processor cluster to the positioner;
the locator is to time align the cluster of processors in response to the time status.
8. The intelligent terminal control device according to claim 7, wherein the processor cluster is a multi-core processor and/or a plurality of single-core processors.
9. A computer-readable storage medium on which a computer program is stored, characterized in that the program, when executed by a processor, implements the intelligent control method of any one of claims 1 to 6.
10. A computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the processor implements the intelligent control method of any one of claims 1 to 6 when executing the program.
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