CN209946264U - Electric power measurement system - Google Patents

Abstract

The utility model discloses an electric power measurement system, including data acquisition module, monitoring module, communication module and server, communication module is connected with server and monitoring module respectively, data acquisition module includes at least one electron carrier formula mutual-inductor and at least one infrared collector, the output of electron carrier formula mutual-inductor and infrared collector's output all are connected with communication module's input. The utility model discloses an electronic carrier formula mutual-inductor and infrared collector in the data acquisition module gather the original data of multiple industrial power consumption to improve the accuracy of electric quantity prediction. The utility model discloses but wide application in electric power tech field.

Description

Electric power measurement system

Technical Field

The utility model belongs to the technical field of the electric power technique and specifically relates to an electric power measurement system.

Background

With the development of national economic technology and the improvement of living standard of people, electric energy becomes essential secondary energy in production and life of people, and brings endless convenience to production and life of people. For traditional electric power companies, prediction of power consumption plays a crucial role in voltage load stabilization, power grid safety scheduling and stable operation.

At present, the electricity consumption of each factory or enterprise occupies a large proportion in the whole expenditure cost, and if the factory or enterprise can predict the reasonable electricity consumption, the electricity waste can be reduced and the economic benefit can be improved. However, the prediction of the industrial power consumption in the prior art mainly depends on the experience value of people, and a system for remotely acquiring measurement data is lacked.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model aims to provide a: a power measurement system capable of collecting a variety of raw data is provided.

The utility model adopts the technical proposal that:

the utility model provides an electric power measurement system, includes data acquisition module, monitoring module, communication module and server, communication module is connected with server and monitoring module respectively, data acquisition module includes at least one electron carrier formula mutual-inductor and at least one infrared collector, the output of electron carrier formula mutual-inductor and infrared collector's output all are connected with communication module's input.

Furthermore, the communication module comprises at least one carrier receiver and a gateway, the input end of the carrier receiver is connected with the output end of the electronic carrier type mutual inductor, the input end of the gateway is respectively connected with the output end of the carrier receiver and the output end of the infrared collector, and the gateway is connected with the server.

Further, the electronic carrier type current transformer comprises at least one electronic carrier type current transformer and at least one electronic carrier type voltage transformer.

Further, the infrared collector comprises at least one far infrared collector and at least one near infrared collector.

Further, the carrier receiver comprises a data conversion module.

Further, the monitoring module comprises a monitoring host, and the monitoring host is connected with the gateway.

Furthermore, the monitoring module also comprises a display module, and the input end of the display module is connected with the output end of the monitoring host.

Further, still include power module, power module is connected with the monitoring host computer.

Further, the power supply module comprises a main power supply module and a standby power supply module.

The utility model has the advantages that: the power consumption prediction system comprises a data acquisition module, a monitoring module, a communication module and a server, wherein the data acquisition module comprises at least one electronic carrier type mutual inductor and at least one infrared collector, and original data of various industrial power consumptions are acquired through the electronic carrier type mutual inductor and the infrared collector in the data acquisition module so as to improve the accuracy of power consumption prediction.

Drawings

Fig. 1 is a block diagram of an electric power measurement system according to an embodiment of the present invention.

Detailed Description

The invention is further described with reference to the drawings and the specific embodiments.

Referring to fig. 1, the power measurement system comprises a data acquisition module, a monitoring module, a communication module and a server, wherein the communication module is respectively connected with the server and the monitoring module, the data acquisition module comprises at least one electronic carrier type mutual inductor and at least one infrared collector, and the output end of the electronic carrier type mutual inductor and the output end of the infrared collector are both connected with the input end of the communication module.

The data acquisition module is used for acquiring original data of various industrial power; the monitoring module is used for storing and displaying data; the communication module is used for integrating and forwarding the received data; and the server is used for predicting the electric quantity according to the data forwarded by the communication module. The electronic carrier type mutual inductor is used for acquiring current and voltage in a cable and data related to the current and the voltage, and can load the acquired data onto an original power line of an electric room so as to transmit the data to a carrier receiver through the power line; the infrared collector is used for collecting data of the metering ammeter and the load control terminal, and the data can be transmitted to the gateway through an RS485 line.

In some embodiments, the electronic carrier type mutual inductor is a carrier communication device, and is characterized in that an external power supply is not needed for supplying power separately, and a carrier signal is transmitted to a carrier receiver through a power line. The infrared collector uses a wireless connection technology, which is supported by numerous hardware and software platforms.

Specifically, the electronic carrier type mutual inductor and the infrared collector in the data acquisition module are used for acquiring original data of various industrial power consumptions so as to improve the accuracy of power prediction.

Further as a preferred embodiment, the communication module includes at least one carrier receiver and a gateway, an input end of the carrier receiver is connected to an output end of the electronic carrier type mutual inductor, an input end of the gateway is connected to an output end of the carrier receiver and an output end of the infrared collector, respectively, and the gateway is connected to the server.

The carrier receiver is used for receiving data transmitted by the electronic carrier mutual inductor and processing and forwarding the data; and the gateway is used for receiving various data and forwarding the data to the server and the monitoring module. In some embodiments, the carrier receiver is a high-speed network transparent transmission device, and can perform long-distance high-speed transmission through any two core wires, such as a twisted pair and a coaxial cable, wherein the transmission distance can reach two kilometers, the maximum physical layer rate can reach 240Mbps, the carrier receiver also supports one-to-one and one-to-multiple data transmission, and network and RS485 signals can be simultaneously transmitted on one cable, so that power supply and signal common-cable transmission is realized, wiring is not required, upgrading and modification are easy, and cost is saved. The gateway is an internetwork connector or protocol converter.

Further as a preferred embodiment, the electronic carrier type transformers include at least one electronic carrier type current transformer and at least one electronic carrier type voltage transformer.

Specifically, the output end of the electronic carrier type current transformer and the output end of the electronic carrier type voltage transformer are both connected with the input end of the carrier receiver.

The electronic carrier type current transformer is used for collecting various currents on a cable and data related to the currents, the connection method is that the electronic carrier type current transformer is directly clamped on a cable, and carrier signals are transmitted to a carrier receiver through an original power supply power line of an electric room. In some embodiments, the electronic carrier type current transformer mainly collects one or more data of phase a current, phase B current, phase C current, phase a power factor, phase B power factor, phase C power factor, total phase power factor, phase a active power, phase B active power, phase C active power, total phase active power, phase a reactive power, phase B reactive power, phase C reactive power, total forward phase active power and the like on a three-phase cable.

The electronic carrier type voltage transformer is used for collecting voltage on a cable and voltage related data, the electronic carrier type voltage transformer is directly clamped on a three-phase cable in a connection mode, and carrier signals are transmitted to a carrier receiver through an original power supply power line of an electric room. In some embodiments, the electronic carrier type voltage transformer mainly collects one or more of a phase voltage, B phase voltage, C phase voltage, a line voltage, B line voltage, C line voltage, a line voltage, C line voltage, and the like.

Further as a preferred embodiment, the infrared collector comprises at least one far infrared collector and at least one near infrared collector.

Specifically, the output end of the far infrared collector and the output end of the near infrared collector are both connected with the input end of the gateway.

The far infrared collector is used for collecting current and voltage on the metering ammeter and the negative control terminal, and reading daily maximum demand, monthly maximum demand and current demand on the metering ammeter and the negative control terminal. In some embodiments, the far infrared collector is fixed on a wall facing a metering ammeter in a connecting mode, the distance is not more than 10 meters, the collected data is characterized by a small angle (within a cone angle of 30 degrees), the data transmission mode is wireless data receiving and transmitting through conversion between data electric pulses and infrared light pulses, and the far infrared collector is short-distance point-to-point linear data transmission, strong in confidentiality and high in transmission rate.

The near-infrared collector is used for reading and writing parameters and reading electric quantity data on the electric energy meter and the negative control terminal, and collecting total times of voltage and current loss, total accumulated time of voltage and current loss and step electricity price. In some embodiments, the near-infrared collector is an adsorption type near-infrared collector, the installation mode of the near-infrared collector is that the near-infrared collector is adsorbed on an original Langill electric meter of an electric room or a distribution transformation load control terminal, and the data transmission mode of the near-infrared collector is that the data are transmitted to a gateway through an RS485 line and a transmission distance section is adopted, so that the stability of data transmission is ensured.

Further as a preferred embodiment, the carrier receiver comprises a data conversion module.

Specifically, the input end of the data conversion module is connected with the output end of the electronic carrier type current transformer and the output end of the electronic carrier type voltage transformer respectively, and the output end of the data conversion module is connected with the input end of the gateway.

The data conversion module is used for converting the data into a gateway specific data format to complete the processing and forwarding of the data.

Further, as a preferred embodiment, the monitoring module includes a monitoring host, and the monitoring host is connected with the gateway.

Specifically, the monitoring host is used for storing data and performing data interaction with the gateway.

Further as a preferred embodiment, the monitoring module further includes a display module, and an input end of the display module is connected with an output end of the monitoring host.

Specifically, the display module is configured to display a data processing result and enable a user to access data stored in the monitoring host. The display module may be a liquid crystal display.

Further as a preferred embodiment, the monitoring system further comprises a power supply module, and the power supply module is connected with the monitoring host.

Specifically, the power module is used for providing power and ensuring that the monitoring host can work normally.

Further as a preferred embodiment, the power supply module includes a main power supply module and a backup power supply module.

Specifically, the main power supply module and the standby power supply module are both connected with the monitoring host. The main power supply module is used for supplying power to the monitoring host under normal conditions; and the standby power supply module is used for supplying the monitoring host to work under the condition of power failure of the main power supply module. When the main power supply module supplies power normally, the main power supply module can also charge the standby power supply module.

The utility model discloses a main theory of operation is: the three-phase current on the three-phase cable and the original data related to the three-phase current are collected through an electronic carrier type current transformer, the three-phase voltage on the three-phase cable and the original data related to the three-phase voltage are collected through the electronic carrier type voltage transformer, the collected original data are sent to a carrier receiver, a data conversion module on the carrier receiver converts the original data sent by the electronic carrier type voltage transformer into a data format specific to a gateway, the gateway is ensured to receive the original data sent by the electronic carrier type voltage transformer, then the original data on a metering meter and a negative control terminal are collected through an infrared collector, the collected original data are sent to the gateway, the gateway integrates the original data sent by the carrier receiver and the original data sent by the infrared collector and then forwards the integrated data to a server and a monitoring module so as to provide more original data for the server, therefore, the accuracy of electric quantity prediction in the server is improved, the monitoring host can store the original data forwarded by the gateway and the electric quantity prediction result sent by the server, and the real-time data, the historical data and the electric quantity prediction result are checked and displayed through the display module.

While the preferred embodiments of the present invention have been described, the present invention is not limited to the above embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention as defined by the appended claims.

Claims (9)

1. An electrical power measurement system, characterized by: the system comprises a data acquisition module, a monitoring module, a communication module and a server, wherein the communication module is respectively connected with the server and the monitoring module, the data acquisition module comprises at least one electronic carrier type mutual inductor and at least one infrared collector, and the output end of the electronic carrier type mutual inductor and the output end of the infrared collector are connected with the input end of the communication module.

2. An electrical power measurement system according to claim 1, wherein: the communication module comprises at least one carrier receiver and a gateway, wherein the input end of the carrier receiver is connected with the output end of the electronic carrier type mutual inductor, the input end of the gateway is respectively connected with the output end of the carrier receiver and the output end of the infrared collector, and the gateway is connected with the server.

3. An electrical power measurement system according to claim 2, wherein: the electronic carrier type mutual inductor comprises at least one electronic carrier type current mutual inductor and at least one electronic carrier type voltage mutual inductor.

4. An electrical power measurement system according to claim 2, wherein: the infrared collector comprises at least one far infrared collector and at least one near infrared collector.

5. An electrical power measurement system according to claim 2, wherein: the carrier receiver includes a data conversion module.

6. An electrical power measurement system according to claim 2, wherein: the monitoring module comprises a monitoring host, and the monitoring host is connected with the gateway.

7. An electrical power measurement system according to claim 6, wherein: the monitoring module further comprises a display module, and the input end of the display module is connected with the output end of the monitoring host.

8. An electrical power measurement system according to claim 7, wherein: the monitoring system further comprises a power supply module, and the power supply module is connected with the monitoring host.

9. An electrical power measurement system according to claim 8, wherein: the power supply module comprises a main power supply module and a standby power supply module.

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