阅读说明：本技术 一种用于采集负荷数据的系统及方法 (System and method for collecting load data ) 是由 刘兴奇 孙应军 祝恩国 邹和平 赵双双 夏国芳 林繁涛 雷民 徐英辉 李如意 刘 于 2020-03-26 设计创作，主要内容包括：本发明公开了一种用于采集负荷数据的系统及方法,属于电能计量技术领域。本发明系统,包括：负荷录制设备模块,接在用户总线处,录制并存储用户电器的不同信号的瞬态变化数据、不同信号的幅值随时间变化的曲线和用户的用电信息；负荷监测终端模块,连接用户电器,获取电器的用电数据,并将所述用电数据上报至负荷监测管理模块；负荷监测管理模块,采集用户电器负荷数据。本发明能够快速有效的对各种场景的负荷运行数据进行准确监测与录制,从而使非介入式负荷感知算法开发人员对负荷运行的特征进行更全面、更深入与更直观的使用,提高了非介入式负荷感知算法的研发水平,并实时监测用电信息,实现用电异常预警。(The invention discloses a system and a method for collecting load data, and belongs to the technical field of electric energy metering. The system of the invention comprises: the load recording equipment module is connected with the user bus and is used for recording and storing transient change data of different signals of the user electrical appliance, curves of amplitude values of the different signals changing along with time and power utilization information of a user; the load monitoring terminal module is connected with the user electric appliance, acquires the power consumption data of the electric appliance and reports the power consumption data to the load monitoring management module; and the load monitoring management module is used for acquiring the load data of the electric appliance of the user. The method can quickly and effectively accurately monitor and record the load operation data of various scenes, so that a developer of the non-intrusive load sensing algorithm can use the characteristics of load operation more comprehensively, deeply and intuitively, the research and development level of the non-intrusive load sensing algorithm is improved, the power utilization information is monitored in real time, and the power utilization abnormity early warning is realized.)

1. A system for collecting load data, the system comprising:

the load recording equipment module is connected with the user bus and is used for recording and storing transient change data of different signals of the user electrical appliance, curves of amplitude values of the different signals changing along with time and power utilization information of a user;

the load monitoring terminal module is connected with the user electric appliance, acquires the power consumption data of the electric appliance and reports the power consumption data to the load monitoring management module;

the load monitoring management module calls transient change data of different signals of the user electrical appliance, curves of amplitude values of the different signals changing along with time and power consumption information stored in the load recording equipment module, receives the power consumption data of the user electrical appliance transmitted by the load monitoring terminal module, and collects the load data of the user electrical appliance by processing the transient change data of the different signals of the user electrical appliance, the curves of the amplitude values of the different signals changing along with time, the power consumption information and the power consumption data.

2. The system of claim 1, the process, comprising: data compression storage, waveform analysis and statistics, spectrum analysis, waveform combination operation, harmonic analysis, effective value calculation and power calculation.

3. The system of claim 1, wherein the number of the load monitoring terminal modules is equal to the number of the user appliances, and each load monitoring module is connected with one user appliance.

4. The system of claim 1, wherein the load monitoring terminal module is further configured to monitor the user electrical appliance for one or more of an overvoltage, overcurrent, overtemperature, overload and leakage event, and to issue an alarm when one or more of the overvoltage, overcurrent, overtemperature, overload and leakage event is detected.

5. The system of claim 1, the electricity usage data, comprising: the starting and stopping time, current, voltage and electricity consumption of the user electrical appliance;

the electricity utilization information comprises: voltage, current, frequency, phase difference, and harmonics at the customer electrical bus.

6. A method of collecting load data using any one of the systems of claims 1 to 5, the method comprising:

connecting a load recording equipment module at a user bus, and recording and storing transient change data of different signals of a user electric appliance, curves of amplitude values of the different signals changing along with time and power utilization information of a user;

connecting a load monitoring terminal module with a user electric appliance, acquiring power consumption data of the electric appliance, and reporting the power consumption data to a load monitoring management module;

the load monitoring management module is controlled, transient change data of different signals of the user electrical appliance, curves of amplitude values of the different signals changing along with time and power consumption information stored in the load recording equipment module are called, the power consumption data of the user electrical appliance transmitted by the load monitoring terminal module are received, and the load data of the user electrical appliance are collected and stored through processing of the transient change data of the different signals of the user electrical appliance, the curves of the amplitude values of the different signals changing along with time, the power consumption information and the power consumption data.

7. The method of claim 6, the processing, comprising: data compression storage, waveform analysis and statistics, spectrum analysis, waveform combination operation, harmonic analysis, effective value calculation and power calculation.

8. The method of claim 6, wherein the number of the load monitoring terminal modules is equal to the number of the user appliances, and each load monitoring module is connected with one user appliance.

9. The method of claim 6, further comprising: the control load monitoring terminal module monitors whether one or more of overvoltage, overcurrent, overtemperature, overload and electric leakage events occur to the user electric appliance, and when one or more of the overvoltage, overcurrent, overtemperature, overload and electric leakage events occur to the user electric appliance, an alarm is given out.

10. The method of claim 6, the electricity usage data, comprising: the starting and stopping time, current, voltage and electricity consumption of the user electrical appliance;

the electricity utilization information comprises: voltage, current, frequency, phase difference, and harmonics at the customer electrical bus.

Technical Field

The present invention relates to the field of electrical energy metering technology, and more particularly, to a system and method for collecting load data.

Background

At present, the test of the non-intrusive load sensing module is carried out by adopting a dynamic load simulation test method and a digital simulation test method in a laboratory environment, but the original data used by the two test methods lack a standard acquisition model and cannot ensure the credible acquisition of the original data.

Meanwhile, the original data identification results obtained by the same electric appliance through different acquisition methods are different, so how to construct a power load data standard acquisition model meeting multiple scenes has become a main bottleneck restricting the detection of the non-intrusive load sensing module.

Disclosure of Invention

In view of the above problem, the present invention provides a system for collecting load data, comprising:

the load recording equipment module is connected with the user bus and is used for recording and storing transient change data of different signals of the user electrical appliance, curves of amplitude values of the different signals changing along with time and power utilization information of a user;

the load monitoring terminal module is connected with the user electric appliance, acquires the power consumption data of the electric appliance and reports the power consumption data to the load monitoring management module;

the load monitoring management module calls transient change data of different signals of the user electrical appliance, curves of amplitude values of the different signals changing along with time and power consumption information stored in the load recording equipment module, receives the power consumption data of the user electrical appliance transmitted by the load monitoring terminal module, and collects the load data of the user electrical appliance by processing the transient change data of the different signals of the user electrical appliance, the curves of the amplitude values of the different signals changing along with time, the power consumption information and the power consumption data.

Optionally, the processing includes: data compression storage, waveform analysis and statistics, spectrum analysis, waveform combination operation, harmonic analysis, effective value calculation and power calculation.

Optionally, the number of the load monitoring terminal modules is the same as the number of the user electrical appliances, and each load monitoring module is connected with one user electrical appliance.

Optionally, the load monitoring terminal module is further configured to monitor whether one or more of an overvoltage event, an overcurrent event, an overtemperature event, an overload event and an electrical leakage event occurs to the user electrical appliance, and send an alarm when one or more of the overvoltage event, the overcurrent event, the overtemperature event, the overload event and the electrical leakage event occurs to the user electrical appliance.

Optionally, the electricity consumption data includes: the starting and stopping time, current, voltage and electricity consumption of the user electrical appliance;

power consumption information, including: voltage, current, frequency, phase difference, and harmonics at the customer electrical bus.

The invention also provides a method for collecting load data, which comprises the following steps:

connecting a load recording equipment module at a user bus, and recording and storing transient change data of different signals of a user electric appliance, curves of amplitude values of the different signals changing along with time and power utilization information of a user;

connecting a load monitoring terminal module with a user electric appliance, acquiring power consumption data of the electric appliance, and reporting the power consumption data to a load monitoring management module;

the load monitoring management module is controlled, transient change data of different signals of the user electrical appliance, curves of amplitude values of the different signals changing along with time and power consumption information stored in the load recording equipment module are called, the power consumption data of the user electrical appliance transmitted by the load monitoring terminal module are received, and the load data of the user electrical appliance are collected and stored through processing of the transient change data of the different signals of the user electrical appliance, the curves of the amplitude values of the different signals changing along with time, the power consumption information and the power consumption data.

Optionally, the processing includes: data compression storage, waveform analysis and statistics, spectrum analysis, waveform combination operation, harmonic analysis, effective value calculation and power calculation.

Optionally, the number of the load monitoring terminal modules is the same as the number of the user electrical appliances, and each load monitoring module is connected with one user electrical appliance.

Optionally, the method further comprises: the control load monitoring terminal module monitors whether one or more of overvoltage, overcurrent, overtemperature, overload and electric leakage events occur to the user electric appliance, and when one or more of the overvoltage, overcurrent, overtemperature, overload and electric leakage events occur to the user electric appliance, an alarm is given out.

Optionally, the electricity consumption data includes: the starting and stopping time, current, voltage and electricity consumption of the user electrical appliance;

power consumption information, including: voltage, current, frequency, phase difference, and harmonics at the customer electrical bus.

The method can quickly and effectively accurately monitor and record the load operation data of various scenes, so that a developer of the non-intrusive load sensing algorithm can use the characteristics of load operation more comprehensively, deeply and intuitively, the research and development level of the non-intrusive load sensing algorithm is improved, the power utilization information is monitored in real time, and the power utilization abnormity early warning is realized.

Drawings

FIG. 1 is a block diagram of a system for collecting load data in accordance with the present invention;

FIG. 2 is a schematic diagram of a system for collecting load data according to the present invention;

FIG. 3 is a flow chart of a method for collecting load data according to the present invention.

Detailed Description

The exemplary embodiments of the present invention will now be described with reference to the accompanying drawings, however, the present invention may be embodied in many different forms and is not limited to the embodiments described herein, which are provided for complete and complete disclosure of the present invention and to fully convey the scope of the present invention to those skilled in the art. The terminology used in the exemplary embodiments illustrated in the accompanying drawings is not intended to be limiting of the invention. In the drawings, the same units/elements are denoted by the same reference numerals.

Unless otherwise defined, terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Further, it will be understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense.

The present invention proposes a system for collecting load data, as shown in fig. 1, the system of the present invention comprises:

the load recording equipment module is connected with the user bus and is used for recording and storing transient change data of different signals of the user electrical appliance, curves of amplitude values of the different signals changing along with time and power utilization information of a user;

the load monitoring terminal module is connected with the user electric appliance, acquires the power consumption data of the electric appliance and reports the power consumption data to the load monitoring management module;

the load monitoring management module calls transient change data of different signals of the user electrical appliance, curves of amplitude values of the different signals changing along with time and power consumption information stored in the load recording equipment module, receives the power consumption data of the user electrical appliance transmitted by the load monitoring terminal module, and collects the load data of the user electrical appliance by processing the transient change data of the different signals of the user electrical appliance, the curves of the amplitude values of the different signals changing along with time, the power consumption information and the power consumption data.

Wherein, the processing comprises: data compression storage, waveform analysis and statistics, spectrum analysis, waveform combination operation, harmonic analysis, effective value calculation and power calculation.

The number of the load monitoring terminal modules is consistent with that of the user electric appliances, and each load monitoring module is connected with one user electric appliance.

The load monitoring terminal module is also used for monitoring whether one or more of overvoltage, overcurrent, overtemperature, overload and electric leakage events occur to the user electric appliance, and sending an alarm when one or more of the overvoltage, overcurrent, overtemperature, overload and electric leakage events occur to the user electric appliance.

Electricity usage data, comprising: the starting and stopping time, current, voltage and electricity consumption of the user electrical appliance;

power consumption information, including: voltage, current, frequency, phase difference, and harmonics at the customer electrical bus.

The load monitoring management module is an information module which takes a computer technology and a database technology as cores and manages a large amount of load monitoring information and data storage, and receives power utilization data uploaded by the load monitoring terminal through WIFI.

The load monitoring management module can be used for strengthening the processing of load data and can quickly and effectively analyze and process various electrical parameters of the load.

The load monitoring management module mainly has the functions of data compression storage, waveform analysis and statistics, spectrum analysis, waveform combination operation, harmonic analysis, effective value calculation, power calculation and the like;

the load recording equipment module is a transient signal recorder, is connected with the house-entering bus, can record and store the transient change of various signals and the curve of the amplitude value of each signal changing along with the time, and can be used for testing various electrical parameters, such as voltage, current, frequency, phase difference, harmonic wave and the like, the voltage sampling range is-420V- +420V, the error is less than 0.5V, and the signal storage of the load recording equipment can be selected according to the requirements, thereby meeting the requirements of original data required by different non-intrusive load sensing algorithms.

Load monitoring terminal module possesses the WIFI communication function, can judge each domestic appliance's start-stop time automatically, and the power consumption of each electrical apparatus of accurate measurement, measurement precision can reach 1 level, can initiatively pass through WIFI with voltage, electric current and measurement data and upload to load monitoring management module to possess excessive pressure, overcurrent, excess temperature, sudden loss load alarming function and electric leakage monitoring function, can inform the unusual power consumption incident of user in real time, support the long-range upgrading of firmware.

The collection principle is as shown in fig. 2, each power load is connected to a load monitoring terminal module with a WIFI communication function, the load monitoring terminal module uploads power consumption information to a load monitoring management module in a WIFI communication mode after monitoring the power consumption information of the power load, meanwhile, a load recording device module starts to record load operation transient signals and voltage and current signals of the load changing along with time and uploads the recorded data to the load monitoring management module, and the load monitoring management module stores the load data after analyzing and processing the data.

The present invention also provides a method for collecting load data, as shown in fig. 3, including:

connecting a load recording equipment module at a user bus, and recording and storing transient change data of different signals of a user electric appliance, curves of amplitude values of the different signals changing along with time and power utilization information of a user;

connecting a load monitoring terminal module with a user electric appliance, acquiring power consumption data of the electric appliance, and reporting the power consumption data to a load monitoring management module;

the load monitoring management module is controlled, transient change data of different signals of the user electrical appliance, curves of amplitude values of the different signals changing along with time and power consumption information stored in the load recording equipment module are called, the power consumption data of the user electrical appliance transmitted by the load monitoring terminal module are received, and the load data of the user electrical appliance are collected and stored through processing of the transient change data of the different signals of the user electrical appliance, the curves of the amplitude values of the different signals changing along with time, the power consumption information and the power consumption data.

Wherein, the processing comprises: data compression storage, waveform analysis and statistics, spectrum analysis, waveform combination operation, harmonic analysis, effective value calculation and power calculation.

The number of the load monitoring terminal modules is consistent with that of the user electric appliances, and each load monitoring module is connected with one user electric appliance.

The control load monitoring terminal module monitors whether one or more of overvoltage, overcurrent, overtemperature, overload and electric leakage events occur to the user electric appliance, and when one or more of the overvoltage, overcurrent, overtemperature, overload and electric leakage events occur to the user electric appliance, an alarm is given out.

Electricity usage data, comprising: the starting and stopping time, current, voltage and electricity consumption of the user electrical appliance;

power consumption information, including: voltage, current, frequency, phase difference, and harmonics at the customer electrical bus.

The invention realizes the credible collection of the load data, can quickly and effectively accurately monitor and record the load operation data of various scenes, thereby leading the developers of the non-intrusive load perception algorithm to more comprehensively, deeply and intuitively use the characteristics of the load operation, improving the research and development level of the non-intrusive load perception algorithm, monitoring the power utilization information in real time and realizing the early warning of the power utilization abnormity.

As will be appreciated by one skilled in the art, embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present application 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 scheme in the embodiment of the application can be implemented by adopting various computer languages, such as object-oriented programming language Java and transliterated scripting language JavaScript.

The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the application. 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.

While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all alterations and modifications as fall within the scope of the application.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.