Application of Acrel-3000 Power Management System in Luodian Town Citizen Service Center
2023-10-27 09:23:16
Introduce the Luodian Town Citizen Service Center, using intelligent power meters to collect various electrical parameters and switching signals from the power distribution site. The system adopts the on-site local networking mode. After networking, it communicates through the fieldbus and travels to the background. The Acrel-3000 power monitoring and power management system realizes the real-time monitoring and management of the power distribution circuit.
Yang Junjun
1 Ankerui Electric Co., Ltd., Jiading, Shanghai 201801, China;
1 Overview
Luodian Town is located in the northwest of Baoshan District, bordering Yangxing and Yuepu Towns in the east, Yangshuo and Jiading District in the west, Baoshan Industrial Zone in the north, Gucun Town in the south and 24 kilometers from the city center. It is a historical ancient town with both natural scenery and long-term humanistic connotations. The town has 15 administrative villages and 14 neighborhood committees. The town has an area of ​​44.19 square kilometers and a population of over 260,000.
This project is the power management system for the floor distribution part of Luodian Town Citizen Service Center.
2, demand analysis
The site is an 8-storey building. The power management system needs to implement centralized data management and analysis processing. The approximate functional requirements of the software are as follows:
Monitoring information such as voltage, current, power, power factor and frequency is refreshed in real time and displayed visually and dynamically in a single graph. The information of each electrical parameter, circuit name, and current limit of the circuit is displayed on each circuit sub-screen.
A trend curve is drawn for the current of each loop to facilitate analysis of the distribution operation conditions of the loop.
The power collection function of each loop can generate power consumption reports that meet customer management requirements during the time period.
This technical condition applies to the power distribution management system of the distribution box of Luodian Town Citizen Service Center. Supplier products should be highly safe and reliable, easy to expand, and easy to maintain and maintain. The products provided by the supplier shall meet at least the technical conditions, but not limited to this, and its technical performance shall meet the requirements for data monitoring of the power distribution room.
3, system solution
The management system mainly realizes real-time electricity monitoring and power management of the distribution box of Luodian Town Citizen Service Center. The monitoring range is 10 multi-function meters in 8 floors. The on-site multi-function meter accesses the duty room collector through a bus, and then connects to the monitoring host through the collector, thereby implementing data communication between the meter on the bus and the monitoring host on the monitoring host. As shown in the figure below: station management layer, network communication layer and field device layer.
Power management system network topology
1) Station management
The management of the power management system for the station management is a direct window for human-computer interaction. In the main refers to the industrial computer, display, UPS, etc. placed in the duty room.
2) Network communication layer
The communication layer is mainly composed of NPORT5610-8 serial server, Ethernet device and bus network. The main function of the NPORT5610-8 serial server is to monitor the on-site intelligent instrument; the main function of the Ethernet device and the bus network is to realize data interaction, make the distribution system management centralized, informative and intelligent, and greatly improve the safety of the power distribution system. Sex, reliability and stability have truly achieved unattended goals.
3) Field device layer
The field device layer is a data acquisition terminal, which is mainly composed of smart meters. The smart meter is connected to the communication server through the shielded twisted pair RS485 interface, and adopts the MODBUS communication protocol bus type connection. The communication server arrives at the duty room monitoring host to perform networking. Remote viewing of data.
4, system function
Features
The system adopts full Chinese interface, and the operation is simple and convenient; the operation is stable and reliable. Click the corresponding shortcut button to enter the corresponding system function module; the system has a simulation map display and network structure diagram display; the system provides a friendly human-computer interaction interface, all operations can be performed on the interface, and has a remote display function.
login interface
The software starts running. The initial interface selects the user name, enters the corresponding password, and clicks the login button to enter the monitoring system interface to view the monitoring data, otherwise it cannot be viewed. The user name is divided into "administrator" and "operator". The two permissions are different. The operator can only operate some functions, and the administrator has the highest authority.
The monitoring system interface is divided into three parts, the title interface, the power distribution system interface and the menu switching interface.
In the menu switching interface, there are 2 shortcut functions for minimizing and exiting. When you choose to quit, the system will pop up. If you click OK, you will exit the office.
There is a program; if you click Cancel, the system will not operate.
Menu switching interface
At the bottom of the software window is the menu switching interface. The seven buttons in the interface row are the function switching buttons of the system.
By clicking the function button on the menu switching interface, you can enter the corresponding function interface.
Distribution monitoring
specification
Through this interface, you can view the distribution and connection of the distribution circuits and the main electrical parameters. The main data includes: three-phase current, three-phase voltage, power of the incoming loop, power, power factor, circuit name, and current and circuit name of the outgoing loop.
Each loop icon and bus icon of the system diagram will display green when there is no power, and will display red after power-on to distinguish.
Communication status
Communication status function description
The communication status can see the instrument connected to the entire system. This state diagram has the system network diagnosis function. It can monitor the network communication status of the system in real time. When a network failure occurs, the system automatically displays the fault line and specific unit.
Electrical parameter report
Electric parameter report function description
Set the query time, click the Query button to query the electrical parameter report of each loop at a certain time in history. The main data includes: three-phase voltage, three-phase current, active power, reactive power, power compensation factor, and electrical energy.
This report contains all the loops. Help users to understand whether voltage instability, current limit, power and power factor meet the requirements during system operation. Based on the second, better management and optimization of the system.
The report can be exported and printed with a spreadsheet.
Energy report
Power report function description
The management of the power consumption is presented in the form of a report, which can present the power consumption of each loop in any period of time during the operation of the system. It can also be exported and printed in the form of a spreadsheet.
Current curve
Current curve function description
When a loop is selected, the loop name is displayed at the top of the window. The X-axis of the graph represents the time span and the Y-axis represents the span. A refresh curve is displayed that shows the historical curve display for the day and day of the selected loop.
The current curve helps the user to perform power quality analysis and fault analysis.
Alarms and events
Real-time alarm
The real-time alarm window is divided into “telemetry real-time alarm†and “remote-signal real-time alarmâ€, which respectively monitor the telemetry and remote signal collected by the system. The alarm window opens automatically when the system is running and remains hidden in the background.
When there is current or voltage limit and the alarm limit is reached, the “Real-time real-time alarm†window will pop up automatically, and the specific alarm information will be displayed in red font: loop name, over-limit electric parameter, alarm value, etc.
Historical alarm
By adjusting the start time and end time, you can query the system alarm information in any past time period, including telemetry alarm and remote alarm, including the specific alarm time, alarm type, alarm content and so on.
User Management
The user management interface provides users with three functions related to user identity and management. User login can be used to switch the identity of the login user. The logged-in user can delete the identity of the logged-in user through User Logout. The administrator can modify the login password of all users. The administrator can use the login password. Add Delete removes the user's identity and can also delete an existing user identity.
5, the conclusion
In today's distribution facilities, distribution security is of paramount importance. The application of the Acrel-3000 power management system described in this article in the Luodian Town Citizen Service Center can realize real-time electricity supply to the substation power supply and distribution loops. Monitoring can not only display the power consumption of the loop, but also have the network communication function, and can form a power monitoring system with a serial port server and a computer. The system realizes the analysis and processing of the collected data, displays the running status of each distribution circuit in the substation in real time, and has a pop-up alarm dialog box, voice prompt, SMS alarm light for the closing and closing of the load, and generates various energy reports. Analyze curves, graphs, etc., to facilitate remote meter reading and analysis and research of electric energy. The system is safe, reliable and stable, providing a real and reliable basis for the factory to solve the problem of electricity consumption, and has achieved good business benefits.
references:
[1]. Ren Zhicheng Zhou Zhong. Principles and Application Guidelines of Power Electrical Measurement Digital Instrumentation [M]. Beijing. China Electric Power Press. 2007. 4
[2]. Zhou Zhongbian. Smart grid customer power monitoring and power management system product selection and solution [M]. Beijing. Mechanical Industry Press. 2011.10
About the Author
Yang Junjun, female, undergraduate. Position: Now working for Ankerui Electric Co., Ltd., contact number, mobile phone, QQ
Http://news.chinawj.com.cn Editor: (Hardware Business Network Information Center) http://news.chinawj.com.cn
Yang Junjun
1 Ankerui Electric Co., Ltd., Jiading, Shanghai 201801, China;
1 Overview
Luodian Town is located in the northwest of Baoshan District, bordering Yangxing and Yuepu Towns in the east, Yangshuo and Jiading District in the west, Baoshan Industrial Zone in the north, Gucun Town in the south and 24 kilometers from the city center. It is a historical ancient town with both natural scenery and long-term humanistic connotations. The town has 15 administrative villages and 14 neighborhood committees. The town has an area of ​​44.19 square kilometers and a population of over 260,000.
This project is the power management system for the floor distribution part of Luodian Town Citizen Service Center.
2, demand analysis
The site is an 8-storey building. The power management system needs to implement centralized data management and analysis processing. The approximate functional requirements of the software are as follows:
Monitoring information such as voltage, current, power, power factor and frequency is refreshed in real time and displayed visually and dynamically in a single graph. The information of each electrical parameter, circuit name, and current limit of the circuit is displayed on each circuit sub-screen.
A trend curve is drawn for the current of each loop to facilitate analysis of the distribution operation conditions of the loop.
The power collection function of each loop can generate power consumption reports that meet customer management requirements during the time period.
This technical condition applies to the power distribution management system of the distribution box of Luodian Town Citizen Service Center. Supplier products should be highly safe and reliable, easy to expand, and easy to maintain and maintain. The products provided by the supplier shall meet at least the technical conditions, but not limited to this, and its technical performance shall meet the requirements for data monitoring of the power distribution room.
3, system solution
The management system mainly realizes real-time electricity monitoring and power management of the distribution box of Luodian Town Citizen Service Center. The monitoring range is 10 multi-function meters in 8 floors. The on-site multi-function meter accesses the duty room collector through a bus, and then connects to the monitoring host through the collector, thereby implementing data communication between the meter on the bus and the monitoring host on the monitoring host. As shown in the figure below: station management layer, network communication layer and field device layer.
Power management system network topology
1) Station management
The management of the power management system for the station management is a direct window for human-computer interaction. In the main refers to the industrial computer, display, UPS, etc. placed in the duty room.
2) Network communication layer
The communication layer is mainly composed of NPORT5610-8 serial server, Ethernet device and bus network. The main function of the NPORT5610-8 serial server is to monitor the on-site intelligent instrument; the main function of the Ethernet device and the bus network is to realize data interaction, make the distribution system management centralized, informative and intelligent, and greatly improve the safety of the power distribution system. Sex, reliability and stability have truly achieved unattended goals.
3) Field device layer
The field device layer is a data acquisition terminal, which is mainly composed of smart meters. The smart meter is connected to the communication server through the shielded twisted pair RS485 interface, and adopts the MODBUS communication protocol bus type connection. The communication server arrives at the duty room monitoring host to perform networking. Remote viewing of data.
4, system function
Features
The system adopts full Chinese interface, and the operation is simple and convenient; the operation is stable and reliable. Click the corresponding shortcut button to enter the corresponding system function module; the system has a simulation map display and network structure diagram display; the system provides a friendly human-computer interaction interface, all operations can be performed on the interface, and has a remote display function.
login interface
The software starts running. The initial interface selects the user name, enters the corresponding password, and clicks the login button to enter the monitoring system interface to view the monitoring data, otherwise it cannot be viewed. The user name is divided into "administrator" and "operator". The two permissions are different. The operator can only operate some functions, and the administrator has the highest authority.
The monitoring system interface is divided into three parts, the title interface, the power distribution system interface and the menu switching interface.
In the menu switching interface, there are 2 shortcut functions for minimizing and exiting. When you choose to quit, the system will pop up. If you click OK, you will exit the office.
There is a program; if you click Cancel, the system will not operate.
Menu switching interface
At the bottom of the software window is the menu switching interface. The seven buttons in the interface row are the function switching buttons of the system.
By clicking the function button on the menu switching interface, you can enter the corresponding function interface.
Distribution monitoring
specification
Through this interface, you can view the distribution and connection of the distribution circuits and the main electrical parameters. The main data includes: three-phase current, three-phase voltage, power of the incoming loop, power, power factor, circuit name, and current and circuit name of the outgoing loop.
Each loop icon and bus icon of the system diagram will display green when there is no power, and will display red after power-on to distinguish.
Communication status
Communication status function description
The communication status can see the instrument connected to the entire system. This state diagram has the system network diagnosis function. It can monitor the network communication status of the system in real time. When a network failure occurs, the system automatically displays the fault line and specific unit.
Electrical parameter report
Electric parameter report function description
Set the query time, click the Query button to query the electrical parameter report of each loop at a certain time in history. The main data includes: three-phase voltage, three-phase current, active power, reactive power, power compensation factor, and electrical energy.
This report contains all the loops. Help users to understand whether voltage instability, current limit, power and power factor meet the requirements during system operation. Based on the second, better management and optimization of the system.
The report can be exported and printed with a spreadsheet.
Energy report
Power report function description
The management of the power consumption is presented in the form of a report, which can present the power consumption of each loop in any period of time during the operation of the system. It can also be exported and printed in the form of a spreadsheet.
Current curve
Current curve function description
When a loop is selected, the loop name is displayed at the top of the window. The X-axis of the graph represents the time span and the Y-axis represents the span. A refresh curve is displayed that shows the historical curve display for the day and day of the selected loop.
The current curve helps the user to perform power quality analysis and fault analysis.
Alarms and events
Real-time alarm
The real-time alarm window is divided into “telemetry real-time alarm†and “remote-signal real-time alarmâ€, which respectively monitor the telemetry and remote signal collected by the system. The alarm window opens automatically when the system is running and remains hidden in the background.
When there is current or voltage limit and the alarm limit is reached, the “Real-time real-time alarm†window will pop up automatically, and the specific alarm information will be displayed in red font: loop name, over-limit electric parameter, alarm value, etc.
Historical alarm
By adjusting the start time and end time, you can query the system alarm information in any past time period, including telemetry alarm and remote alarm, including the specific alarm time, alarm type, alarm content and so on.
User Management
The user management interface provides users with three functions related to user identity and management. User login can be used to switch the identity of the login user. The logged-in user can delete the identity of the logged-in user through User Logout. The administrator can modify the login password of all users. The administrator can use the login password. Add Delete removes the user's identity and can also delete an existing user identity.
5, the conclusion
In today's distribution facilities, distribution security is of paramount importance. The application of the Acrel-3000 power management system described in this article in the Luodian Town Citizen Service Center can realize real-time electricity supply to the substation power supply and distribution loops. Monitoring can not only display the power consumption of the loop, but also have the network communication function, and can form a power monitoring system with a serial port server and a computer. The system realizes the analysis and processing of the collected data, displays the running status of each distribution circuit in the substation in real time, and has a pop-up alarm dialog box, voice prompt, SMS alarm light for the closing and closing of the load, and generates various energy reports. Analyze curves, graphs, etc., to facilitate remote meter reading and analysis and research of electric energy. The system is safe, reliable and stable, providing a real and reliable basis for the factory to solve the problem of electricity consumption, and has achieved good business benefits.
references:
[1]. Ren Zhicheng Zhou Zhong. Principles and Application Guidelines of Power Electrical Measurement Digital Instrumentation [M]. Beijing. China Electric Power Press. 2007. 4
[2]. Zhou Zhongbian. Smart grid customer power monitoring and power management system product selection and solution [M]. Beijing. Mechanical Industry Press. 2011.10
About the Author
Yang Junjun, female, undergraduate. Position: Now working for Ankerui Electric Co., Ltd., contact number, mobile phone, QQ
Http://news.chinawj.com.cn Editor: (Hardware Business Network Information Center) http://news.chinawj.com.cn
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