阅读说明：本技术 电量智能计量系统 (Intelligent electric quantity metering system ) 是由 吕兵 吕阳 于 2019-10-29 设计创作，主要内容包括：本发明公开了电量智能计量系统,包括市电检测模块,用于检测市电供电是否异常；电量计量模块,用于对用电进行计量；通讯模块,用于发送信息；锂电池供电模块,用于在断电时对设备进行供电；市电检测模块检测到市电供电异常后生成的市电告警信号通过通讯模块发送给后台管理系统或检测到市电供电正常后启动电量计量模块工作,电量计量模块对市电供电进行电量计量并将数据通过通讯模块发送给后台管理系统,所述通讯模块包括GPRS模块,锂电池供电模块可在断电时给设备供电使告警信号可通过GPRS模块至后台管理系统。本发明通过设置GPRS模块和锂电池供电模块,在异常断电的情况下,可及发送故障信息到后台管理系统,做到及时上报及时维修。(The invention discloses an intelligent electric quantity metering system, which comprises a mains supply detection module, a power supply control module and a power supply control module, wherein the mains supply detection module is used for detecting whether mains supply is abnormal or not; the electric quantity metering module is used for metering the electricity consumption; the communication module is used for sending information; the lithium battery power supply module is used for supplying power to the equipment when the power is off; commercial power warning signal that commercial power detection module detected that commercial power supply abnormal back and generated passes through communication module and sends for backstage management system or detect commercial power supply normal back start electric quantity metering module work, and electric quantity metering module carries out the electric quantity measurement to commercial power supply and sends data for backstage management system through communication module, communication module includes the GPRS module, and lithium battery power supply module can make warning signal accessible GPRS module to backstage management system for equipment power supply when the outage. According to the invention, through the arrangement of the GPRS module and the lithium battery power supply module, fault information can be sent to the background management system under the condition of abnormal power failure, and timely reporting and timely maintenance are realized.)

1. Electric quantity intelligent metering system, its characterized in that includes: the commercial power detection module is used for detecting whether commercial power supply is abnormal and generating a commercial power alarm signal; the electric quantity metering module is used for metering the electricity consumption; the communication module is used for sending the measured electric quantity data and sending an alarm signal when the electric quantity data is abnormal; the lithium battery power supply module is used for supplying power to the equipment when the power is off;

the utility model discloses a power supply monitoring system, including commercial power detection module, power supply detection module, communication module, electric quantity metering module, communication module, lithium battery power supply module, wherein, commercial power alarm signal that commercial power detection module detected to generate after the commercial power supply is unusual sends for backstage management system or detects commercial power supply normal back start-up electric quantity metering module and measures commercial power supply volume, and electric quantity metering module carries out the electric quantity metering to commercial power supply and sends the data of measurement for backstage management system through communication module, communication module includes the GPRS module, and lithium battery power supply module can make alarm signal accessible GPRS module to backstage management system for equipment.

2. The intelligent electric quantity metering system as claimed in claim 1, wherein: the input end of the electric quantity metering module is connected with an oil engine power supply module and an oil engine power supply detection module, the oil engine power supply module adopts an oil engine to realize power supply, and the oil engine power supply detection module is used for detecting whether the oil engine is abnormal in power supply and generating an oil engine alarm signal.

3. The intelligent electric quantity metering system as claimed in claim 1, wherein: and the algorithm in the electric quantity metering module is used for saving the remainder and overlapping the remainder in the next metering.

4. The intelligent electric quantity metering system as claimed in claim 1, wherein: the communication module further comprises an RS485 module.

5. The intelligent electric quantity metering system as claimed in claim 2, wherein: the oil engine power supply module further comprises a controller for controlling the oil engine to be turned on or turned off, and the controller is connected with the GPRS module.

Technical Field

The invention relates to the field of electric quantity metering, in particular to an intelligent electric quantity metering system.

Background

The electric quantity metering refers to the electric quantity metering of power supply equipment or electric equipment through a voltage sensor or a current sensor. At present, the electric quantity metering device includes traditional ammeter and novel intelligent metering terminal, traditional ammeter is because of unable realization long-range checking meter, and unusual warning etc. has been eliminated gradually, the substitute is novel intelligent metering terminal, novel intelligent metering terminal measures the electric quantity through the measurement chip and reaches backstage management system through the data transmission that communication module will measure, realize long-range data transmission, but prior art's intelligent metering terminal's power supply is through the power that is provided by metering device, in case take place the outage condition, intelligent metering terminal is unable work, and cause data loss easily. In addition, the metering chip in the prior art adopts remainder zero clearing, and a long-term metering mode can cause data errors.

Disclosure of Invention

The invention aims to provide an intelligent electric quantity metering terminal which is high in data measurement accuracy and capable of sending abnormal signals and storing data under the condition of power failure.

In order to achieve the purpose, the invention adopts the following technical scheme:

electric quantity intelligent metering system includes: the commercial power detection module is used for detecting whether commercial power supply is abnormal and generating a commercial power alarm signal; the electric quantity metering module is used for metering the electricity consumption; the communication module is used for sending the measured electric quantity data and sending an alarm signal when the electric quantity data is abnormal; the lithium battery power supply module is used for supplying power to the equipment when the power is off;

the utility model discloses a power supply monitoring system, including commercial power detection module, power supply detection module, communication module, electric quantity metering module, communication module, lithium battery power supply module, wherein, commercial power alarm signal that commercial power detection module detected to generate after the commercial power supply is unusual sends for backstage management system or detects commercial power supply normal back start-up electric quantity metering module and measures commercial power supply volume, and electric quantity metering module carries out the electric quantity metering to commercial power supply and sends the data of measurement for backstage management system through communication module, communication module includes the GPRS module, and lithium battery power supply module can make alarm signal accessible GPRS module to backstage management system for equipment.

Furthermore, the input end of the electric quantity metering module is connected with an oil engine power supply module and an oil engine power supply detection module, the oil engine power supply module adopts an oil engine to realize power supply, and the oil engine power supply detection module is used for detecting whether the oil engine is abnormal in power supply and generating an oil engine alarm signal.

Further, the algorithm in the electric quantity metering module is used for saving the remainder and overlapping the remainder in the next metering.

Further, the communication module also comprises an RS485 module.

Further, the oil engine power supply module further comprises a controller for controlling the oil engine to be turned on or turned off, and the controller is connected with the GPRS module.

The invention has the following beneficial effects:

(1) by arranging the GPRS module and the lithium battery power supply module, fault information can be sent to the background management system under the condition of abnormal power failure, timely reporting and timely maintenance are achieved, the GPRS module is also connected with the oil engine controller, the oil engine is remotely controlled to work, and the oil engine can be started to restore power supply in time;

(2) by setting a software algorithm in the electric quantity metering module, the accuracy of electric quantity metering is improved, and the electric quantity metering error is reduced;

(3) the communication module adopts GPRS/RS485 double-channel communication, thereby ensuring an emergency response mechanism with perfect emergency situation of the equipment on site, sending alarm and distress information in all directions, ensuring that site faults can be solved in time, realizing the quick reply of the base station network and ensuring the safety of the communication network.

Detailed Description