CN112531893A - Power demand response system and method - Google Patents
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00001—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F15/00—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity
- G07F15/003—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity for electricity
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F15/00—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity
- G07F15/10—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity with alarm or warning devices, e.g. indicating the interrupting of the supply
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00004—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by the power network being locally controlled
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
Abstract
The invention discloses a power demand response system and a method thereof, wherein the system comprises: the driver layer, system layer and application layer, the driver layer includes: the system comprises a data acquisition module, a power quality analysis module, a multi-path metering control module, a data communication forwarding module and a load control module; the data acquisition module is used for acquiring multi-path power utilization information data; the multi-path metering control module is used for monitoring the change condition of the multi-path electricity utilization information data; the data communication forwarding module is used for transmitting the multi-path power utilization information data to the master station and receiving a control instruction signal sent by the master station; the electric energy quality analysis module is used for determining the harmonic data of the main incoming line according to the electricity utilization information data and carrying out electric energy quality analysis according to the electric energy quality analysis instruction signal and the harmonic data of the main incoming line; and the load control module is used for controlling the user load according to the load control instruction signal and the change condition of the multi-path electricity utilization information data. The invention can realize reasonable scheduling of power demand response capacity resources.
Description
Technical Field
The invention relates to the technical field of intelligent terminals, in particular to a power demand response system and a power demand response method.
Background
The application potential of the load resource on the power demand side participating in the peak load regulation of the power grid is continuously excavated from the popularization and application of the demand response technology in China. In recent years, foreign utilization of a demand response technology can reliably meet contingency and temporary peak load demands of a power grid and stabilize the load of the power grid at low ebb, and sufficient pilot point verification is achieved. In the long term, the demand response technology will certainly replace the traditional load management control technology, and becomes the mainstream technology of load regulation on the power demand side. The demand response plays an important role in delaying the investment growth speed of a power grid, effectively utilizing power generation and transmission resources in a power system, improving the energy utilization efficiency of the power system, reducing the electricity expense of users and the like, and the demand response intelligent terminal is mainly used for reasonably scheduling demand response capacity resources of power users.
For the existing power demand response system, the functions that can be realized are single, the data calculation processing efficiency is low, the system operation reliability is poor, and reasonable scheduling of power demand response capacity resources is difficult to realize.
Therefore, there is a need for a power demand response system that can overcome the above-mentioned problems.
Disclosure of Invention
The embodiment of the invention provides a power demand response system, which is used for performing information interaction with a service system and realizing reasonable scheduling of power demand response capacity resources, is applied to an intelligent terminal and comprises the following steps: the intelligent terminal comprises a driving layer, a system layer and an application layer, wherein the system layer is used for managing one or more external devices, the application layer is used for realizing the application function of the intelligent terminal, and the driving layer comprises: the system comprises a data acquisition module, a power quality analysis module, a multi-path metering control module, a data communication forwarding module and a load control module; wherein the content of the first and second substances,
the data acquisition module is used for acquiring multi-path electricity utilization information data, and each path of electricity utilization information data comprises: the intelligent power meter comprises an incoming and outgoing line alternating current analog quantity, incoming and outgoing line switch state data, intelligent power meter data and a user real-time load state;
the multi-path metering control module is used for monitoring the change condition of the multi-path electricity utilization information data;
the data communication forwarding module is configured to transmit the multiple paths of power consumption information data to a master station, and receive a control instruction signal sent by the master station, where the control instruction signal includes: a power quality control command signal and/or a load control command signal;
the electric energy quality analysis module is used for determining total incoming line harmonic data according to the electricity information data and carrying out electric energy quality analysis according to the electric energy quality analysis instruction signal and the total incoming line harmonic data;
and the load control module is used for controlling the user load according to the load control instruction signal and the change condition of the multi-path electricity utilization information data.
The embodiment of the invention provides a power demand response method, which is used for carrying out information interaction with a service system and realizing reasonable scheduling of power demand response capacity resources, is applied to an intelligent terminal and comprises the following steps:
collecting multi-channel electricity utilization information data, wherein each channel of electricity utilization information data comprises: the intelligent power meter comprises an incoming and outgoing line alternating current analog quantity, incoming and outgoing line switch state data, intelligent power meter data and a user real-time load state;
monitoring the change condition of the multi-path electricity utilization information data;
transmitting the multi-path power utilization information data to a main station and receiving a control instruction signal sent by the main station, wherein the control instruction signal comprises: a power quality control command signal and/or a load control command signal;
determining total incoming line harmonic data according to the electricity information data, and performing power quality analysis according to the power quality analysis instruction signal and the total incoming line harmonic data;
and controlling the user load according to the load control command signal and the change condition of the multi-path electricity utilization information data.
The embodiment of the invention also provides computer equipment which comprises a memory, a processor and a computer program which is stored on the memory and can run on the processor, wherein the processor realizes the power demand response method when executing the computer program.
An embodiment of the present invention further provides a computer-readable storage medium, in which a computer program for executing the above power demand response method is stored.
The power demand response system provided by the embodiment of the invention comprises: the intelligent terminal comprises a driving layer, a system layer and an application layer, wherein the system layer is used for managing one or more external devices, the application layer is used for realizing the application function of the intelligent terminal, and the driving layer comprises: the system comprises a data acquisition module, a power quality analysis module, a multi-path metering control module, a data communication forwarding module and a load control module; the data acquisition module is used for acquiring multi-path electricity utilization information data, and each path of electricity utilization information data comprises: the intelligent power meter comprises an incoming and outgoing line alternating current analog quantity, incoming and outgoing line switch state data, intelligent power meter data and a user real-time load state; the multi-path metering control module is used for monitoring the change condition of the multi-path electricity utilization information data; the data communication forwarding module is configured to transmit the multiple paths of power consumption information data to a master station, and receive a control instruction signal sent by the master station, where the control instruction signal includes: a power quality control command signal and/or a load control command signal; the electric energy quality analysis module is used for determining total incoming line harmonic data according to the electricity information data and carrying out electric energy quality analysis according to the electric energy quality analysis instruction signal and the total incoming line harmonic data; and the load control module is used for controlling the user load according to the load control instruction signal and the change condition of the multi-path electricity utilization information data. In the embodiment of the invention, the data acquisition module is used for acquiring the multi-path electricity utilization information data, so that multi-task acquisition is realized, the electric energy quality analysis module is used for calculating data and further carrying out electric energy quality analysis, the multi-path metering control module is used for monitoring the change condition of the multi-path electricity utilization information data, and user load control is carried out according to the control instruction signal received by the data communication forwarding module, so that the multi-task acquisition, the data calculation function, the remote communication function and the load control function are realized.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts. In the drawings:
FIG. 1 is a block diagram of a power demand response system according to an embodiment of the present invention;
FIG. 2 is a block diagram of another power demand response system according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a power demand response method according to an embodiment of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the embodiments of the present invention are further described in detail below with reference to the accompanying drawings. The exemplary embodiments and descriptions of the present invention are provided to explain the present invention, but not to limit the present invention.
In order to perform information interaction with a service system and achieve reasonable scheduling of power demand response capacity resources, an embodiment of the present invention provides a power demand response system, and as shown in fig. 1, the power demand response system is applied to an intelligent terminal, and includes: the system comprises a driver layer 100, a system layer 200 and an application layer 300, wherein the system layer 200 is used for managing one or more external devices, the application layer 300 is used for realizing application functions of the intelligent terminal, and the driver layer 100 comprises: the system comprises a data acquisition module 101, a power quality analysis module 102, a multi-path metering control module 103, a data communication forwarding module 104 and a load control module 105; wherein the content of the first and second substances,
the data acquisition module 101 is configured to acquire multiple paths of power consumption information data, where each path of power consumption information data includes: the intelligent power meter comprises an incoming and outgoing line alternating current analog quantity, incoming and outgoing line switch state data, intelligent power meter data and a user real-time load state;
the multi-path metering control module 103 is configured to monitor a change condition of the multi-path power consumption information data;
the data communication forwarding module 104 is configured to transmit the multiple paths of power consumption information data to a master station, and receive a control instruction signal sent by the master station, where the control instruction signal includes: a power quality control command signal and/or a load control command signal;
the electric energy quality analysis module 102 is configured to determine total incoming line harmonic data according to the electricity consumption information data, and perform electric energy quality analysis according to the electric energy quality analysis instruction signal and the total incoming line harmonic data;
and the load control module 105 is configured to perform user load control according to the load control instruction signal and the change condition of the multiple paths of power consumption information data.
As shown in fig. 1, the power demand response system according to the embodiment of the present invention includes: the intelligent terminal comprises a driving layer, a system layer and an application layer, wherein the system layer is used for managing one or more external devices, the application layer is used for realizing the application function of the intelligent terminal, and the driving layer comprises: the system comprises a data acquisition module, a power quality analysis module, a multi-path metering control module, a data communication forwarding module and a load control module; the data acquisition module is used for acquiring multi-path electricity utilization information data, and each path of electricity utilization information data comprises: the intelligent power meter comprises an incoming and outgoing line alternating current analog quantity, incoming and outgoing line switch state data, intelligent power meter data and a user real-time load state; the multi-path metering control module is used for monitoring the change condition of the multi-path electricity utilization information data; the data communication forwarding module is configured to transmit the multiple paths of power consumption information data to a master station, and receive a control instruction signal sent by the master station, where the control instruction signal includes: a power quality control command signal and/or a load control command signal; the electric energy quality analysis module is used for determining total incoming line harmonic data according to the electricity information data and carrying out electric energy quality analysis according to the electric energy quality analysis instruction signal and the total incoming line harmonic data; and the load control module is used for controlling the user load according to the load control instruction signal and the change condition of the multi-path electricity utilization information data. In the embodiment of the invention, the data acquisition module is used for acquiring the multi-path electricity utilization information data, so that multi-task acquisition is realized, the electric energy quality analysis module is used for calculating data and further carrying out electric energy quality analysis, the multi-path metering control module is used for monitoring the change condition of the multi-path electricity utilization information data, and user load control is carried out according to the control instruction signal received by the data communication forwarding module, so that the multi-task acquisition, the data calculation function, the remote communication function and the load control function are realized.
In an embodiment, the data acquisition module is configured to acquire multiple paths of power consumption information data, where each path of power consumption information data includes: the intelligent power meter comprises an incoming and outgoing line alternating current analog quantity, incoming and outgoing line switch state data, intelligent power meter data and a user real-time load state.
In this embodiment, the incoming and outgoing line ac analog quantity may include: the data acquisition module can be used for acquiring the three-phase alternating voltage and current at high density, so that the measurement and calculation of the voltage, the current, the active power, the reactive power, the power factor and the frequency are realized.
In this embodiment, the driver layer can realize the multitask collection function, and the multitask collection function is responsible for the automatic collection and task management of power consumption information data, and its flow includes:
A. when software runs, initialization preparation work such as memory sharing, message queue, automatic acquisition task starting and the like is completed, a reading task queue and a data processing queue are generated, and an acquisition task main cycle is entered according to an acquisition task period set by automatic acquisition parameters;
B. the main loop judges whether the current time reaches the start time of the acquisition task according to a preset value, if the time reaches, the data reading task is started, DLT645 and 376.2 protocol messages are sent to an RS485 port, the reading operation is executed, and after one round of loop acquisition is finished or a preset meter reading time period is reached, the additional reading operation of the failure measurement point is carried out through an additional reading acquisition process;
C. in the acquisition cycle, a program monitors a temporary meter reading task and a transparent data command request issued by a main station in real time, and when the module receives the main station command, the module stops the current automatic acquisition task by executing interruption operation and sends the temporary meter reading and transparent data command task to a downlink communication module. After finishing all tasks in a round of acquisition period, checking whether acquisition parameters such as measuring point information, meter reading time and the like change, if so, reinitializing, and starting the next timed acquisition task period.
In an embodiment, the multi-channel metering control module is used for monitoring the change condition of the multi-channel electricity utilization information data.
In the embodiment, alternating current analog quantities of 2 buses and 8 branches and 30 switching values can be collected, so that the control of a plurality of user load lines on site is met; the electric quantity of a plurality of paths of electric meters can be collected, and the on-site electric energy data calling is realized in a message transparent transmission mode; the method can monitor a plurality of electric quantity data of voltage, current, active power, reactive power and the like of a plurality of paths of incoming and outgoing lines of a user, and can monitor information such as the switch states of the incoming and outgoing lines with the same quantity; the real-time load change condition of the user can be monitored, and the control parameters are configured according to the received corresponding load power control strategy issued by the master station, so that the load of the user is controlled and managed;
in an embodiment, the data communication forwarding module is configured to transmit the multiple paths of power consumption information data to a master station, and receive a control instruction signal sent by the master station, where the control instruction signal includes: a power quality control command signal and/or a load control command signal.
In this embodiment, the data communication forwarding module supports wired and wireless communication modes, has multiple communication interfaces such as an ethernet interface, a serial port, a USB port, and the like, and supports external expansion of Zigbee, RFID, WiFi communication modes; the data transparent transmission of the intelligent electric meter can be realized, and the data of the intelligent electric meter is collected through a serial port and transmitted to a master station through an Ethernet port; the method can transmit the voltage, current, active power, reactive power and other data of the main incoming line and each shunt circuit to a main station, and receive an electric energy quality control instruction from the main station; the system can record, store and upload various events such as state displacement, power control recording, electric control recording, remote control operation, power failure alarm and the like to a main station.
In this embodiment, the data communication forwarding module of the driver layer implements a remote communication function, and the remote communication function receives and analyzes the data acquisition set, the remote control, the parameter setting and other instructions issued by the master station, and then feeds back the processing result to the master station; the terminal can actively send abnormal events to the master station according to the event alarm records set by the parameters, and normally establish linked login and trust messages.
In an embodiment, the power quality analysis module is configured to determine total incoming line harmonic data according to the power consumption information data, and perform power quality analysis according to the power quality analysis instruction signal and the total incoming line harmonic data.
In this embodiment, the power quality analysis module calculates total incoming harmonic data by using the fourier transform theorem according to the voltage and the current amount of the power consumption information data, and performs power quality analysis according to the power quality analysis instruction signal and the total incoming harmonic data.
In this embodiment, the power quality analysis module of the driving layer implements a basic calculation function, and the basic calculation function is responsible for primary calculation and analysis of measurement point data, records abnormal data, and generates a corresponding event. The method specifically comprises the following steps:
A. the task center service acquires the control right of the system in an automatic competition mode, the main service regularly generates data processing tasks according to different data processing schemes set by customers or receives temporary manual commands of users to generate the data processing tasks, and the system sequentially distributes the data processing sub-services to wait for execution according to a high-priority task priority execution strategy and the priority of the tasks;
B. in the aspect of software implementation, the data processing submodule utilizes a multithreading parallel mechanism and adopts a thread pool and database connection pool technology, so that the multitasking characteristic is fully utilized, and the efficiency of data calculation processing is improved.
In an embodiment, the load control module is configured to perform user load control according to the load control instruction signal and a change condition of the multi-path power consumption information data.
In an embodiment, the load control command signal includes: inputting a power protection command signal, and rejecting an input command signal and an rejection exit command signal; the load control module is further to: when receiving the command signal of putting into power protection, entering the power protection state, executing the control logic, and not outputting the trip signal; when receiving a rejection input command signal, the terminal group does not respond to a broadcast command or a terminal group address command until receiving a rejection exit command signal; the intelligent terminal allows to control the outlet when the communication is normal, automatically enters a power-saving state after the communication interruption of the intelligent terminal is overtime, and automatically exits the power-saving state after the communication is recovered.
In an embodiment, the load control module is further configured to: according to the preset user load real-time power, a load power fixed value and a power mode, carrying out user load power control, wherein the power mode comprises the following steps: a time interval power control mode, a power floating control mode, a plant rest control mode and a business reporting and stopping control mode.
In an embodiment, the load control command signal includes: a tripping command signal, namely an input command signal and an exit command signal are rejected; the load control module is further to: when a tripping instruction signal is received, a tripping command is executed after delaying the alarm time, the load switch of the corresponding turn is controlled, and alarm information is generated, wherein the alarm information comprises: load power information before and after tripping and tripping time information.
In this embodiment, the load control module may implement a power control function, including:
1) local power control: according to preset user load fixed values and parameters, when a power control function is put into operation, the monitored load power automatically completes local load power control in modes of power control, power floating control, plant break control, business reporting stop control and the like in a preset time period;
2) main station remote control power limiting: the remote control brake-off command issued by the master station can be received, the corresponding load line is cut off in a delayed manner, and the load power is limited within the target power range specified by the master station;
3) remote pre-purchase control: the method can calculate the balance of the user electricity charge according to the user electricity quantity collected by the main station, send out an alarm prompt and execute a corresponding electricity purchasing tripping function.
Specifically, the power control functions may include:
1) removing power conservation and protecting communication abnormity: and (3) power conservation state: when the power is put into a power-preserving state, the control logic executes the power-preserving state, but does not output a tripping signal (namely, does not cut off the user load); and (3) removing state: when the terminal receives the rejection input command, the terminal does not respond to any broadcast command or terminal group address command until receiving the rejection exit command; communication abnormity: when the communication of the terminal is normal, the terminal is allowed to control the outlet. And the terminal automatically enters the power-saving state after the communication interruption is overtime, and automatically exits the power-saving state after the communication is recovered.
2) Local closed loop power control: and calculating the average power (slip power) in a monitoring window according to the preset real-time power of the user load, and automatically completing local automatic tripping according to turns and delay time under the modes of preset time period power control, power floating control, plant rest control, business reporting stop control and the like when the average power exceeds a load power fixed value, so as to realize load power control. The control mode is as follows: time interval control, business reporting and stopping control, plant rest control, floating control under the current power and the like. The priority is the lowest in the former and the highest in the latter. When various power control modes are executed, a power control constant value Pr needs to be preset: that is, the set power constant value is compared with the security constant value Pba, and is executed according to the set power constant value Pn when the set power constant value is larger than the security constant value, and is executed according to the security constant value when the set power constant value is smaller than the security constant value. During the process of modifying parameters, controlling the input or exit and controlling the execution, corresponding alarms should be given to inform the user.
3) Remote control tripping and closing: after receiving the main station trip command, the terminal executes the trip command after delaying the alarm time (delay time parameter) and controls the load switch (turn parameter) of the corresponding turn. Meanwhile, the terminal sends an alarm to inform the user and records information such as load power, trip time and the like before and after tripping. After the terminal sends a command for allowing the user to switch on or the remote control power limiting time (parameter) is finished, the terminal gives an alarm to inform the user, and the user can be allowed to switch on automatically.
In the embodiment, fault-tolerant designs are added to each module of the driving layer, the system layer and the application layer, so that the reliability of software operation is improved to the maximum extent.
In an embodiment, as shown in fig. 2, the system layer includes: the system comprises an affair management module, a program online upgrading module, a clock management module, a terminal management module, a power supply management module and an equipment management module. The application layer comprises: MCU initialization module, IO driver module, AD driver module, SPI driver module, I2C driver module, 7816 driver module, serial ports driver module and flash driver module, wherein, adopt the function interface mode to carry out data interaction between every module in the application layer.
In this embodiment, the system layer is configured to manage each peripheral, provide a standardized call interface for the application layer, and manage each transaction, and includes a transaction management module, a program online upgrade module, a clock management module, a terminal management module, a power management module, and an equipment management module; the application layer is used for realizing the application function of the terminal and comprises an MCU initialization module, an IO driving module, an AD driving module, an SPI driving module, an I2C driving module, a 7816 driving module, a serial port driving module and a flash driving module. Furthermore, the interactive data between the modules of the application layer adopts a function interface mode, so that the use of global variables is reduced, and the coupling between the modules is reduced to the maximum extent.
In an embodiment, the power demand response system further comprises: and the human-computer interaction module is used for displaying the result data of the power quality analysis.
In this embodiment, the human-computer interaction module has a visual human-computer interaction interface, can display the power quality information of the user on the display screen, can display the warning prompt information in the form of color screen menu characters, and can prompt the demand response intelligent terminal.
Based on the same inventive concept, the embodiment of the present invention further provides a power demand response method, as described in the following embodiments. Since the principles of these solutions are similar to those of the power demand response system, the implementation of the method can be referred to the implementation of the system, and the repeated descriptions are omitted.
Fig. 3 is a schematic diagram of a power demand response method in an embodiment of the present invention, and as shown in fig. 3, the power demand response method is applied to an intelligent terminal, and includes:
and step 205, controlling the user load according to the load control command signal and the change condition of the multi-channel power utilization information data.
In summary, the power demand response system provided in the embodiment of the present invention includes: the intelligent terminal comprises a driving layer, a system layer and an application layer, wherein the system layer is used for managing one or more external devices, the application layer is used for realizing the application function of the intelligent terminal, and the driving layer comprises: the system comprises a data acquisition module, a power quality analysis module, a multi-path metering control module, a data communication forwarding module and a load control module; the data acquisition module is used for acquiring multi-path electricity utilization information data, and each path of electricity utilization information data comprises: the intelligent power meter comprises an incoming and outgoing line alternating current analog quantity, incoming and outgoing line switch state data, intelligent power meter data and a user real-time load state; the multi-path metering control module is used for monitoring the change condition of the multi-path electricity utilization information data; the data communication forwarding module is configured to transmit the multiple paths of power consumption information data to a master station, and receive a control instruction signal sent by the master station, where the control instruction signal includes: a power quality control command signal and/or a load control command signal; the electric energy quality analysis module is used for determining total incoming line harmonic data according to the electricity information data and carrying out electric energy quality analysis according to the electric energy quality analysis instruction signal and the total incoming line harmonic data; and the load control module is used for controlling the user load according to the load control instruction signal and the change condition of the multi-path electricity utilization information data. In the embodiment of the invention, the data acquisition module is used for acquiring the multi-path electricity utilization information data, so that multi-task acquisition is realized, the electric energy quality analysis module is used for calculating data and further carrying out electric energy quality analysis, the multi-path metering control module is used for monitoring the change condition of the multi-path electricity utilization information data, and user load control is carried out according to the control instruction signal received by the data communication forwarding module, so that the multi-task acquisition, the data calculation function, the remote communication function and the load control function are realized.
As will be appreciated by one skilled in the art, embodiments of the present invention may be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. The utility model provides an electric power demand response system, is applied to intelligent terminal, its characterized in that includes: the intelligent terminal comprises a driving layer, a system layer and an application layer, wherein the system layer is used for managing one or more external devices, the application layer is used for realizing the application function of the intelligent terminal, and the driving layer comprises: the system comprises a data acquisition module, a power quality analysis module, a multi-path metering control module, a data communication forwarding module and a load control module; wherein the content of the first and second substances,
the data acquisition module is used for acquiring multi-path electricity utilization information data, and each path of electricity utilization information data comprises: the intelligent power meter comprises an incoming and outgoing line alternating current analog quantity, incoming and outgoing line switch state data, intelligent power meter data and a user real-time load state;
the multi-path metering control module is used for monitoring the change condition of the multi-path electricity utilization information data;
the data communication forwarding module is configured to transmit the multiple paths of power consumption information data to a master station, and receive a control instruction signal sent by the master station, where the control instruction signal includes: a power quality control command signal and/or a load control command signal;
the electric energy quality analysis module is used for determining total incoming line harmonic data according to the electricity information data and carrying out electric energy quality analysis according to the electric energy quality analysis instruction signal and the total incoming line harmonic data;
and the load control module is used for controlling the user load according to the load control instruction signal and the change condition of the multi-path electricity utilization information data.
2. The power demand response system of claim 1, wherein the load control command signal comprises: inputting a power protection command signal, and rejecting an input command signal and an rejection exit command signal;
the load control module is further to: when receiving the command signal of putting into power protection, entering the power protection state, executing the control logic, and not outputting the trip signal; when receiving a rejection input command signal, the terminal group does not respond to a broadcast command or a terminal group address command until receiving a rejection exit command signal; the intelligent terminal allows to control the outlet when the communication is normal, automatically enters a power-saving state after the communication interruption of the intelligent terminal is overtime, and automatically exits the power-saving state after the communication is recovered.
3. The electrical power demand response system of claim 1, wherein the load control module is further to: according to the preset user load real-time power, a load power fixed value and a power mode, carrying out user load power control, wherein the power mode comprises the following steps: a time interval power control mode, a power floating control mode, a plant rest control mode and a business reporting and stopping control mode.
4. The power demand response system of claim 1, wherein the load control command signal comprises: a tripping command signal, namely an input command signal and an exit command signal are rejected;
the load control module is further to: when a tripping instruction signal is received, a tripping command is executed after delaying the alarm time, the load switch of the corresponding turn is controlled, and alarm information is generated, wherein the alarm information comprises: load power information before and after tripping and tripping time information.
5. The electrical power demand response system of claim 1, wherein the system layer comprises: the system comprises an affair management module, a program online upgrading module, a clock management module, a terminal management module, a power supply management module and an equipment management module.
6. The power demand response system of claim 1, wherein the application layer comprises: MCU initialization module, IO driver module, AD driver module, SPI driver module, I2C driver module, 7816 driver module, serial ports driver module and flash driver module, wherein, adopt the function interface mode to carry out data interaction between every module in the application layer.
7. The electric power demand response system according to claim 1, further comprising: and the human-computer interaction module is used for displaying the result data of the power quality analysis.
8. A method for responding to a power demand by using the power demand response system according to any one of claims 1 to 7, applied to an intelligent terminal, comprising:
collecting multi-channel electricity utilization information data, wherein each channel of electricity utilization information data comprises: the intelligent power meter comprises an incoming and outgoing line alternating current analog quantity, incoming and outgoing line switch state data, intelligent power meter data and a user real-time load state;
monitoring the change condition of the multi-path electricity utilization information data;
transmitting the multi-path power utilization information data to a main station and receiving a control instruction signal sent by the main station, wherein the control instruction signal comprises: a power quality control command signal and/or a load control command signal;
determining total incoming line harmonic data according to the electricity information data, and performing power quality analysis according to the power quality analysis instruction signal and the total incoming line harmonic data;
and controlling the user load according to the load control command signal and the change condition of the multi-path electricity utilization information data.
9. A computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the processor implements the method of claim 8 when executing the computer program.
10. A computer-readable storage medium storing a computer program for executing the method of claim 8.
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