System Introduction

　　The energy management platform integrates a monitoring and management center that unifies and centrally monitors and manages the operation and safety status of numerous dispersed devices. It achieves interoperability between subsystems based on real-time data analysis, improving management efficiency. Simultaneously, by statistically analyzing energy consumption, it optimizes equipment operation, assists management in reducing energy consumption, and saves economic costs.

　　Establishing an energy management platform provides a standardized and unified interface with good openness and compatibility. It uses a standard database to facilitate data maintenance, archiving, and statistics. The energy management platform helps company managers obtain real-time information on the current status and trends of overall energy operation in the plant area. It identifies energy usage issues from daily energy consumption aspects, establishing an energy management process that integrates "energy data acquisition-data mining analysis-on-site inspection and diagnosis-energy-saving planning and design-energy-saving renovation implementation-energy-saving effect evaluation-continuous energy-saving optimization-energy-saving operation monitoring." This highlights the advantages of integrated energy-saving services and ultimately becomes a highly efficient energy control system.

　　System Highlights: Comprehensive data acquisition; meticulous planning management; optimized energy efficiency indicators; metering equipment lifecycle management; rich reporting functions; integrated control.

　　System Value: Integration; Visualization; Refinement; Digitalization.

Functional Architecture

Main Functions

Energy Data Homepage

The energy data homepage intuitively converts data to standard coal, carbon emissions, and monetary amounts through an energy consumption conversion model. It performs data comparison and analysis from various dimensions, such as per unit equipment, per capita, per unit area, and per unit production.

Online Energy Monitoring

Real-time monitoring of energy consumption meters and equipment data, supporting real-time data queries and various graphical displays (pie charts, bar charts, line charts, etc.). This includes historical tracking and querying of power parameters (active power, reactive power, power factor, current, voltage, etc.). Real-time monitoring of transformer operating parameters and power quality monitoring.

SCADA Visualization

Visualizes energy usage and distribution through SCADA, such as primary power system diagrams, power load distribution diagrams, various energy system diagrams, water pipe network diagrams, gas pipe network diagrams (natural gas, steam, compressed air, etc.), production process flow diagrams, and plant equipment floor plans.

SCADA Visualization

Abnormal Alarm Management

For important on-site energy equipment fault signals, when energy system alarm parameters exceed limits, and for the operating status of important production units related to energy production, alarms are classified into multiple levels based on fault severity and importance. Corresponding audible, voice, and screen flashing alarm methods are provided, along with corresponding alarm recovery methods.

Energy Consumption Statistics

Energy statistical analysis provides statistics on the consumption of various energy sources such as water, electricity, and gas, as well as basic analysis such as year-on-year, month-on-month, and historical comparisons. It can also be switched to different display formats such as energy costs, standard coal, and carbon emissions.

Energy Cost Analysis

From organizational structure: factory, workshop, production line, process, equipment, team level; from functional area: Workshop A, Workshop B, Workshop C; public systems (boiler, air compressor, lighting, air conditioning), office building, canteen. Maintaining cost unit prices and indicators, statistical performance, helps companies effectively manage energy, reduce energy consumption, and save costs.

Process Energy Consumption Analysis

By configuring energy consumption models for each process, it statistically analyzes the energy consumption and usage performance of each process.

Single-Product Energy Consumption Statistics

By connecting to the production MES and ERP systems to obtain product models, output, and production time, it calculates the unit energy consumption of products. It can also manually configure single-product energy consumption statistical models and output, maintain corresponding product objects and related energy consumption statistical data, and calculate single-product energy consumption for comparison with industry indicators.

Power Quality Analysis

Performs analysis related to power quality. By monitoring and analyzing power factor, current imbalance, voltage qualification rate, and harmonics, it detects power quality abnormalities to avoid affecting production equipment and the power supply system.

Energy Balance Analysis

Through metering monitoring of total and sub-meters, it achieves energy balance analysis of electricity, water, and gas, obtaining real-time information on energy losses and promptly identifying abnormal energy usage such as leaks.

Energy Consumption Prediction

Predicts energy consumption for a future time period based on historical data and a consumption model.

Photovoltaic Storage and Charging Platform

Collects data from various sites' photovoltaic systems, energy storage, and charging piles for centralized display and statistics of various energy data, including alarms and abnormal data.

Photovoltaic Platform

Obtains data from inverters for real-time data statistics and display, especially various cost data, abnormal data, and power consumption data.

Equipment History

Queries equipment history information: maintenance data, maintenance data, inspection data, and inspection data, displaying the equipment's usage status and maintenance records.

Equipment Maintenance

Manages the maintenance process in real-time, including fault maintenance reporting, work order assignment, work order execution, and work order verification.

Equipment Maintenance

Maintains maintenance standards and plans, automatically triggers maintenance reminders based on the maintenance plan, and manages the maintenance execution and verification process.

Equipment Inspection

Maintains inspection standards and plans, automatically triggers inspection reminders based on the inspection plan, and manages the inspection execution process.

Equipment Check

Maintains check standards and plans, automatically triggers check reminders based on the check plan, and manages the check execution and verification process.

Mobile Mini Program

View and operate energy monitoring and energy statistical analysis functions on mobile devices.

View and operate equipment maintenance management functions on mobile devices.

Data Display Dashboard

Custom dashboards are designed based on customer data and requirements.

Intelligent Edge Acquisition Gateway

Complete data acquisition and forwarding function: Supports data acquisition and forwarding in various ways and protocols.

● Supports various access methods, such as: RS-232/422/485, CAN, Profibus-DP, Ethernet, WIFI, ZigBee, 3G, GPRS/WCDMA, etc.

● Supports various industrial equipment protocols in the industrial field. The constantly expanding protocol library allows more devices to be easily accessed.

a. International standard protocols such as: OPC, Modbus, IEC60870-101/102/103/104, DNP3, DLT645, BACnet, etc.;

b. Proprietary protocols of PLC, DCS, various intelligent instruments, and intelligent devices, such as S7, HostLink, etc.;

c. Supports parsing of various data files, such as TXT, CSV, etc.

● Supports providing data distribution services to other systems or devices using various industrial equipment protocols, specifically solving the interoperability between heterogeneous systems with different communication standards.

Excellent network data management function: The equipped intelligent network management system can manage all data in a platform-based manner.

The gateway system is a graphical device centralized management and maintenance platform software. Using the network management system, all data processor devices in a system can be centrally managed, configured, monitored, and maintained.

Through the intelligent network management system, users can clearly understand the operation status and health status of all data processor devices in the network. Data browsing, channel diagnosis, and log query functions are all available.

Intelligent IoT application functions: Various intelligent application components are provided to assist users in achieving business needs.

In response to the current application needs of intelligent IoT, application components such as business users, triggers, and logical alarms are specially provided, which can be configured and managed according to actual business needs.

The intelligent edge acquisition gateway is equipped with an access management platform, which is a cloud-based system. Through the private communication protocol established between the intelligent edge acquisition gateway, only the server address of the management platform needs to be preset in the data processor. After the data processor is powered on, it will automatically initiate a connection to the platform. No matter where you are, as long as you can access the platform system, you can remotely configure, maintain, data interaction, data encryption, data compression, disconnection caching, and data self-organization functions for all data processors.

1. Data processor access: Supports data processors to actively initiate connections and authentication. Through the relevant client software, all data processors accessing the platform can be remotely configured. Communication between the data processor and the platform supports encryption, compression, remote, and disconnection buffering, etc., characteristics of IoT transmission.

2. Application integration: Information systems, web applications, mobile applications, etc., can all integrate with the platform by accessing the corresponding interfaces.

3. Performance indicators: Label scale capacity of over 10 million, data processing capacity of millions per second, concurrent access to over 10,000 data processors, heavy load operation, can maintain stable connection of 4000-6000 gateways.

4. Standard interfaces: Currently supported standard interfaces include: relational database dump, real-time database dump, OPCServer 2.0, protocol interface, Modbus, 101, 104, CDT, BacNet, etc. The above interfaces all support remote deployment, that is, the interface module can be deployed on a computer other than the server, and supports remote deployment in an Internet environment.

5. Programming interfaces: RESTful API, WebService, HttpServer, HttpClient, Socket message.

6. Other functions: Internal and external website mirroring (can penetrate the firewall), main/backup access management, permission system, supporting client software: enterprise manager, remote programming link management software (port mapping), (data processor access) bridging software.

Edge Acquisition Gateway Overall Architecture

Main Technical Advantages of the System

1. Completely B/S architecture, supports HTML5 browser access, built-in HTML5 standard WEB vector graphics engine.

2. Uses a hybrid database structure, using a combination of time-series databases, relational databases, and other types of databases to achieve the optimal data storage method and improve the overall efficiency of the system.

3. Distributed edge data acquisition, low coupling, complementary influence, acquisition and parsing are separated from the front-end processing, greatly improving acquisition efficiency and stability.

4. Multi-terminal display: large screen, computer terminal, mobile APP terminal.

Project Implementation - Network Topology (see corresponding drawings)

Example

Secondary and tertiary regional electricity meter measurement points	Primary and secondary regional steam and water meter measurement points	Tertiary regional steam and water meter measurement points

Project Implementation Plan

The project implementation cycle can refer to this table; the actual start time is calculated from the contract signing and receipt of the first payment.

Example

Project Implementation - Electricity Meter

● Measures U, I, P, F, etc., electrical parameters, active and reactive power energy metering, time-of-use billing function

● Data is not lost after power failure

● Wide temperature LCD display

● RS-485 communication

● Supports direct current input or current transformer input

● Uses 35mm DIN standard rail mounting method

● Measurement accuracy: active energy 0.5 level, reactive energy 1.0 level

Project Implementation - Flow Meter

● Extremely strong corrosion resistance, can measure almost any conductive liquid

● Strong anti-interference ability, almost unaffected by external interference

● Measurement is not affected by changes in fluid density, viscosity, temperature, pressure, and conductivity

● No flow-restricting components in the measuring tube, no pressure loss, low straight pipe section requirement

● No moving parts in the pipeline, no flow-restricting components, measurement has almost no negative pressure loss

● Has self-checking and self-diagnosis functions

● RS-485 communication

● Maximum measurement error: ±0.5% of the measured value (flow rate ≥1m/s); ±0.5% ±2mm/s of the measured value (flow rate <1m/s)

Project Implementation - Industry Case Pictures

Project Implementation - Power Meter Acquisition Case Pictures