CN104914334A - Intelligent electric power measurement and calculation integrated instrument and detection and calculation method - Google Patents

Abstract

The invention discloses an intelligent electric power measurement and calculation integrated instrument comprising a box body which is internally provided with a measurement mechanism with a bluetooth module, and a central processing mechanism. The measurement mechanism is used for measuring dozens of commonly used electric power parameters of a power grid, such as voltage, current, frequency, power factor and power, and transmitting the acquired information to the central processing mechanism via the bluetooth module. The central processing mechanism comprises a touch control display screen and an intelligent terminal processor. The touch control display screen is used for displaying a calculation result and inputting of a control command. The intelligent terminal processor utilizes a bluetooth receiver of the intelligent terminal processor to receive the data information transmitted by the measurement mechanism and performs calculation processing via an APP client-terminal so that the result is obtained. The touch control display screen is arranged at the upper surface of the box body. The side surface of the box body is provided with wiring terminal ports. Acquisition, detection and calculation can be integrated as a whole by the device so that carrying is convenient, and data calculation processing and analysis are performed by utilizing the APP client-terminal so that the electric power modernization process is enhanced.

Description

An intelligent power measurement and calculation comprehensive instrument and detection and calculation method

technical field

The invention relates to the technical field of power data monitoring and calculation, in particular to an intelligent power measurement and calculation comprehensive instrument and a detection and calculation method.

Background technique

At present, with the rapid development of the power industry, new challenges are brought to the management of electrical measurement data and the calculation of related power parameters for the technical personnel and managers of the power supply system. At present, many technical management personnel need to carry a variety of monitoring equipment at the work site, which increases the workload. For example, it is necessary to carry power measuring devices, power parameter calculators and some supporting data transfer equipment. Among them, the power meter has the functions of accurate power parameter measurement, power quality parameter monitoring and analysis, power energy statistics, limit alarm, maximum value record and event sequence record. The power meter provides a standard communication interface, and can choose dual communication network redundancy, and also provides functions such as power pulse output and 4~20mA analog output. Modular design of power device application functions, user-defined fixed value system, which can drive analog and logic fixed value alarms. Powerful functional configuration provides flexible options for users to build power monitoring, power quality monitoring and analysis solutions. The power parameter calculator is used to calculate the collected items and obtain the corresponding evaluation, analysis and calculation results. Of course, the cooperation of data transfer equipment is required. The data collected by the power meter is first transferred to the data transfer device, and then transferred to the power parameter calculator. Repeated operations are cumbersome, there are many steps, and there are many devices to carry, which is easy to forget.

Contents of the invention

The purpose of the present invention is to provide an intelligent power measurement and calculation comprehensive instrument and detection and calculation method, which can integrate collection, detection and calculation into one, and is easy to carry. process.

The technical scheme adopted in the present invention is:

An intelligent power measurement and calculation comprehensive instrument, including a box body, a measurement mechanism with a bluetooth module and a central processing mechanism are arranged in the box, and the measurement mechanism is used to measure dozens of commonly used power parameters of the power grid, such as voltage and current , frequency, power factor and power, and send the collected information to the central processing mechanism through the Bluetooth module; the central processing mechanism includes a touch screen and an intelligent terminal processor, and the touch screen is used to display calculation results and control The input of the command, the intelligent terminal processor uses its own Bluetooth receiver to receive the data information sent by the measurement mechanism, and calculates and processes through the APP client to obtain the result; the touch screen is set on the upper surface of the box, and the box There are terminal ports on the side of the body.

The detection and calculation method based on the intelligent power measurement and calculation comprehensive instrument comprises the following steps:

⑴ : First, connect the intelligent power measurement and calculation integrated instrument to the monitored power grid through the data line;

⑵ : Use the measurement mechanism in the intelligent power measurement and calculation instrument to collect dozens of common power parameters of the power grid, including voltage, current, frequency, power factor and power;

⑶ : The measurement agency sends the collected data to the central processing unit of the intelligent power measurement and calculation integrated instrument through the Bluetooth transmitter module, and the central processing unit receives it through the Bluetooth receiver;

⑷ : The central processing institution installs the APP client of the power calculator;

⑸ : After the central processing agency receives the power parameter data, it sends it to the APP client of the power calculator, and the APP client of the power calculator calculates and analyzes the received parameters;

⑹ : The APP client of the power calculator displays the calculation results through the touch screen;

⑺ : At the same time, the APP client of the power calculator sends the calculation results to the power background control center remotely for data storage and monitoring.

In the present invention, the measurement mechanism is used to collect dozens of commonly used power parameters of the power grid, including voltage, current, frequency, power factor and power, and the measurement mechanism sends the collected data to the central processing mechanism of the intelligent power measurement and calculation integrated instrument through the bluetooth transmission module , the central processing unit receives through the bluetooth receiver. After the central processing unit receives the power parameter data, it sends it to the APP client of the power calculator. The APP client of the power calculator calculates and analyzes the received parameters. The power calculator The APP client will display the calculation results through the touch screen, and then send the calculation results to the power background control center remotely for data storage and monitoring.

Description of drawings

Fig. 1 is a structural representation of the present invention;

Fig. 2 is a flowchart of the present invention.

Detailed ways

As shown in Figures 1 and 2, the present invention includes a box body, and a measurement mechanism and a central processing mechanism with a Bluetooth module are arranged in the box body, and the measurement mechanism is used to measure dozens of common power parameters of the power grid, such as voltage, current, frequency, power factor and power, and send the collected information to the central processing mechanism through the bluetooth module; the central processing mechanism includes a touch screen and an intelligent terminal processor, and the touch screen is used to display calculation results and The input of the control command, the intelligent terminal processor uses its own bluetooth receiver to receive the data information sent by the measurement mechanism, and calculates and processes through the APP client to obtain the result; the touch screen is set on the upper surface of the box, The side of the box body is provided with a connection terminal port.

The detection and calculation method based on the intelligent power measurement and calculation comprehensive instrument comprises the following steps:

⑴: First, connect the intelligent power measurement and calculation integrated instrument to the monitored power grid through the data line;

⑵: Use the measurement mechanism in the intelligent power measurement and calculation instrument to collect dozens of common power parameters of the power grid, including voltage, current, frequency, power factor and power;

⑶: The measurement agency sends the collected data to the central processing unit of the intelligent power measurement and calculation integrated instrument through the Bluetooth transmitter module, and the central processing unit receives it through the Bluetooth receiver;

⑷: The central processing agency installs the APP client of the power calculator;

⑸: After the central processing agency receives the power parameter data, it sends it to the APP client of the power calculator, and the APP client of the power calculator calculates and analyzes the received parameters;

⑹: The APP client of the power calculator displays the calculation results through the touch screen;

⑺: At the same time, the APP client of the power calculator sends the calculation results to the power background control center remotely for data storage and monitoring.

The working principle of the present invention is described in detail below:

The measurement mechanism of this embodiment includes a current transformer, a voltage transformer, a CPU, a GPS clock module, an environmental information collection module, a communication module, a Bluetooth transmitter module and a power supply module, and the environmental information collection module includes a temperature collector, a humidity collector and a light collection module. The temperature collector includes a temperature sensor, the humidity collector includes a humidity sensor, and the light collector includes an illuminance sensor. The current transformer, voltage transformer, environmental information collection module, GPS clock module and communication module are respectively connected to the CPU. The electrical information such as current and voltage collected by current transformers and voltage transformers, and the non-electrical information such as humidity, temperature, and light collected by the environmental information acquisition module are all transmitted to the CPU, current transformers, voltage transformers, and environmental information acquisition modules The collected analog information needs to undergo A/D conversion, convert the analog information into digital information and send it to the CPU. For the signals collected by the environmental information collection module and the current transformer and voltage transformer, since the CPU itself has signal processing functions, in order to reduce the burden on the CPU, it can be filtered by a filter before being transmitted to the CPU. The GPS clock module provides accurate time for the information collected by the CPU. The GPS clock module can use a common GPS clock module on the market, such as the HJ5440M module. The Bluetooth transmitting module sends the data processed by the CPU to other Bluetooth receiving devices (that is, the central processing unit) in the form of Bluetooth, and can perform wireless data transmission with the power parameter calculator. Save the data and send it. The power module provides the working voltage for the whole device. The measurement mechanism belongs to the existing mature technology, and will not be repeated here.

The central processing mechanism includes a touch display screen and an intelligent terminal processor. The intelligent terminal processor includes a Bluetooth receiver, and an APP client of a power calculator is installed at the same time. The power parameter calculator can share data and remotely assist in fault analysis and processing. It can calculate and analyze all the power parameters sent by the measuring organization, and display the calculation results on the touch screen, and then send the calculation results to the power background control center remotely for data storage and monitoring.

Claims (2)

1. an intelligent electric power survey calculation comprehensive instrument, it is characterized in that: comprise casing, the measuring mechanism and central-processor organization with bluetooth module is provided with in casing, described measuring mechanism is for measuring tens kinds of conventional parameters of electric power of electrical network, as voltage, electric current, frequency, power factor and power, and by bluetooth module, the information of collection is sent to central-processor organization; Described central-processor organization comprises touching display screen and intelligent terminal processor, touching display screen is for showing the input of result of calculation and control command, the Bluetooth Receiver that intelligent terminal processor utilizes self to be provided with receives the data message that measuring mechanism sends, and carry out computing by APP client, obtain a result; Touching display screen is located at the upper surface of casing, and the side of casing is provided with terminals rim of the mouth.

2., based on the detection computations method of intelligent electric power survey calculation comprehensive instrument, it is characterized in that: comprise the following steps:

(1): first, intelligent electric power survey calculation comprehensive instrument is connected monitored electrical network by data line;

(2): the measuring mechanism in recycling intelligent electric power survey calculation comprehensive instrument gathers tens kinds of conventional parameters of electric power of electrical network, comprising voltage, electric current, frequency, power factor and power;

(3): the data of collection are sent to the central-processor organization of intelligent electric power survey calculation comprehensive instrument by measuring mechanism by Bluetooth transmission module, central-processor organization is received by Bluetooth Receiver;

(4): central-processor organization installs the APP client of power system calculation device;

(5): after central-processor organization receives parameters of electric power data, send to the APP client of power system calculation device, the APP client of power system calculation device calculates the parameter received, analyzes;

(6): result of calculation is shown by touching display screen by the APP client of power system calculation device again;

(7): meanwhile, result of calculation is sent to electric power background control center by long-range by the APP client of power system calculation device again, carries out storage and the monitoring of data.