GB/T 40083-2021Technical requirements for online monitoring of energy consumption of building materials industry (English PDF)

3.1 On-line monitoring of energy consumption per unit of energy consumption in the building materials industry

Continuous or periodic measurement of the use and consumption of energy and energy-carrying medium in the building materials industry, and the measurement data The process of automatic collection, processing, storage, aggregation, display and transmission is implemented to implement energy dynamic monitoring and management for energy-consuming units in the building materials industry Provide basic energy consumption data.

5.1 Basic requirements

5.1.2 Enterprise-level monitoring indicators include enterprise energy and energy-carrying fluid consumption indicators, energy efficiency indicators and other related indicators.

5.1.3 The key process-level monitoring indicators include energy and energy-carrying fluid consumption indicators, energy efficiency indicators, and other related indicators for each key process. index.

5.2 Cement production enterprises

5.2.1 Enterprise-level online energy consumption monitoring content

Refer to GB 16780, GB/T 33650, GB/T 33652 and other relevant standards to determine the energy consumption online monitoring phase of cement production enterprises. Related indicators, which may include.

a) The consumption indicators of various energy and energy-carrying working fluids, such as coal, electricity, gasoline, diesel, etc.;

b) Comprehensive energy consumption per unit product and other related energy efficiency indicators, such as. comprehensive energy consumption per unit of cement product, comprehensive energy consumption per unit of clinker product, Comprehensive power consumption per unit of clinker product, comprehensive coal consumption per unit of clinker product, power consumption of cement preparation section, etc.;

c) Other production and economic indicators related to energy consumption and energy efficiency, such as cement output, industrial added value, etc.

5.2.2 The content of online monitoring of energy consumption at the key process level

You can refer to the requirements of GB/T 33650, GB/T 33652 and other relevant standards to divide the key processes of cement production enterprises, such as. raw material production Preparation, clinker firing, cement preparation, cement packaging process, etc.

Refer to the requirements of GB 16780, GB/T 33650, GB/T 33652 and other relevant standards to monitor the energy and energy-carrying fluids of key processes Consumption indicators, energy efficiency indicators and related production indicators, such as. raw coal, electricity, gasoline, and diesel consumption in the raw meal preparation process, raw meal production, Power consumption in the raw meal preparation process, etc.

5.3 Flat glass manufacturers

5.3.1 Enterprise-level online energy consumption monitoring content

You can refer to GB 21340 and other relevant standards to determine the relevant indicators of online energy consumption monitoring for flat glass manufacturers, which can include.

a) The consumption indicators of various energy and energy-carrying fluids, such as coal, natural gas, electricity, diesel, etc.;

b) Comprehensive energy consumption per unit product and other related energy efficiency indicators, such as. comprehensive energy consumption per unit product of flat glass, unit furnace heat of flat glass Consumption, etc.;

c) Other production and economic indicators related to energy consumption and energy efficiency, such as. glass output, industrial added value, etc.

5.3.2 Contents of online monitoring of energy consumption at key process level

Refer to the requirements of relevant standards such as GB/T 32043 to classify the key processes of flat glass manufacturers, such as. raw material preparation, melting, Forming, annealing, cutting processes, etc.

Refer to the requirements of relevant standards such as GB 21340 to monitor energy and energy-carrying fluid consumption indicators, energy efficiency indicators and relative Related production indicators, such as the consumption of coal, natural gas, electricity, and gasoline in the raw material preparation process, and the comprehensive energy consumption of the raw material preparation process.

5.4 Building and Sanitary Ceramics Manufacturing Enterprises

5.4.1 Enterprise-level online energy consumption monitoring content

Refer to GB 21252, GB/T 27969 and other relevant standards to determine the relevant indicators of online energy consumption monitoring for building and sanitary ceramics manufacturers. Standards, which may include.

a) The consumption indicators of various energy and energy-carrying fluids, such as coal, natural gas, electricity, gasoline, diesel, etc.;

b) Comprehensive energy consumption per unit product and other related energy efficiency indicators, such as. comprehensive energy consumption per unit product of ceramic tiles, comprehensive unit product of sanitary ceramics Energy consumption, etc.;

c) Other production and economic indicators related to energy consumption and energy efficiency, such as. ceramic tile output, industrial added value, etc.

5.4.2 Contents of online monitoring of energy consumption at key process level

Refer to the requirements of GB/T 27969 and other relevant standards to divide the key processes of building and sanitary ceramics production enterprises, such as. raw material processing, Type, firing process, etc.

You can refer to the requirements of GB 21252, GB/T 27969 and other relevant standards to monitor the energy and energy-carrying fluid consumption indicators of key processes, Energy efficiency indicators and related production indicators, such as the consumption of coal, electricity, and gasoline in the raw material processing process, and the electricity consumption per ton of slurry.

6.1 General requirements

6.1.1 The online monitoring of energy consumption per unit of energy consumption in the building materials industry should not change the integrity of the original energy-using equipment, nor should it affect the original energy consumption. The normal operation of the equipment.

6.1.2 Energy users in the building materials industry should choose an appropriate configuration method based on their own basic conditions, actual needs, maintenance and input costs, etc. To carry out online monitoring of energy consumption.

6.1.3 The hardware equipment should follow the principles of easy installation, easy maintenance, and high reliability. It can adopt an integrated structure to meet the installation environmental conditions and have Good anti-interference ability and reasonable monitoring sensitivity.

6.1.4 The software system should have a good human-machine interface, simple to operate, easy to use, and support various functions of data access and management, and With scalability and secondary development functions, it can adapt to the continuous development of online energy consumption monitoring and operation management.

6.1.5 The communication network should make full use of existing network resources, and select the communication medium according to the scale of energy-consuming units and environmental conditions in the building materials industry And networking mode.

6.1.6 The data transmission should have a check and verification mechanism, and have a fault recovery function, and support breakpoint resumable transmission to ensure the accuracy of data transmission Sex and integrity.

6.1.7 Information technology equipment safety, information security, and electromagnetic compatibility shall comply with GB 4943.1, GB 17859, GB/T 20271, GB/T 22239, GB/T 9254, GB/T 17618 and other relevant standards.

6.2 Energy measuring instruments

6.2.1 Equipment

The equipment of energy measuring instruments should meet the requirements of relevant national and industry standards such as GB 17167, GB/T 24851, GB/T 35461, etc.

On the basis of upgrading and equipped with intelligent instruments, and to ensure that the accuracy level meets the accuracy requirements of online monitoring.

6.2.2 Interface

Energy measuring instruments should have a data communication interface, support standard communication protocols, and be able to communicate with the monitoring and management terminal and upload the original meter code number according to. For energy measuring instruments that do not support standard communication protocols, the measurement data can be connected to the monitoring management terminal through the data acquisition gateway.

In addition, it should have a calibration interface to facilitate regular on-site calibration.

6.2.3 Installation

The installation of energy measuring instruments should meet the requirements of GB 50168 and GB 50093, and the installation form should be consistent with the monitoring object and the energy-consuming equipment body.

In coordination, try to shorten the signal lead and path length connected to the energy-using equipment body, and implement effective isolation and isolation of the signal and path when necessary. insulation. The power supply should also adopt appropriate isolation measures, and its own failure should not affect the operation of other systems or equipment. Field instrument installation needs To meet the dust explosion-proof level requirements of the installation area, meters installed outdoors need to be equipped with lightning protection devices.

6.2.4 Management

The management of energy measuring instruments should meet the relevant requirements of the measurement management system, and perform identification code management in accordance with GB/T 36377 to ensure Recognize the use status and changes of energy measurement instruments and other related information, and realize the traceability management of energy measurement data.

6.2.5 Measurement and recording

The measurement function of energy measurement instruments should meet the requirements of relevant national and industry standards, and have data recording and data retention functions.

6.2.6 Self-check

Energy measuring instruments should have functions such as operating instructions, self-diagnostics, fault alarms, etc., and can use heartbeat mechanisms for real-time online monitoring.

6.3 Data Collection Gateway

6.3.1 Configuration

The selection and quantity of data collection gateways should be based on various factors such as the type, quantity, and location distribution of energy measuring instruments that need to be connected. Reasonable configuration.

6.3.2 Interface

The data collection gateway should have uplink and downlink interfaces, the downlink interface can be connected to energy measurement instruments, and the uplink interface can be connected to the monitoring and management terminal.

Line communication. In addition, it should have a calibration interface to facilitate regular on-site calibration.

6.3.3 Installation

The data acquisition gateway should be installed nearby in the on-site control cabinet, and the maximum limit when the communication distance and the number of physical connection points are acceptable The degree of access to multi-interval and various types of energy measuring instruments generally does not exceed 80% of the number of physical connection points.

6.3.4 Data collection, storage and transmission

6.3.4.1 The data collection gateway should automatically collect the original table code data of energy measuring instruments, and cache the data locally with time stamps.

The data freezing time can be set, such as storing not less than 7d of whole point table code data. The data acquisition gateway shall have the function of power failure data retention.

6.3.4.2 The data collection gateway shall, according to the timing cycle, adopt the form of active reporting or passive reading to communicate with the monitoring management terminal.

Data exchange. The timing data collection cycle should be determined by the energy-consuming unit in accordance with the transmission cycle specified by the superior management platform and its own energy management and application. Use the specific requirements to set up reasonably.

6.3.5 School hours

The data acquisition gateway should have the function of time-checking with the monitoring and management terminal, and its own clock timekeeping ability should not be less than 1s/24h.

6.3.6 Fault judgment

The data collection gateway should have the function of reading and setting the configuration information of energy measuring instruments, and can measure energy according to pre-set rules.

The original table code of the appliance is used to identify measurement errors (such as going backwards, not going, communication timeout, etc.), record the error log and actively report to the monitoring management terminal.

6.3.7 Self-check

The data collection gateway should have self-check and remote maintenance functions, and can use the heartbeat mechanism to report the working status to the monitoring and management terminal.

6.4 Monitoring and management terminal

6.4.1 Interface

6.4.1.1 The monitoring management terminal shall have uplink and downlink interfaces. Downlink interface can be connected with intelligent instrument and data collection supporting standard communication protocol The gateway communicates, and it can also communicate with the energy management and control center, control system, information management system, etc. that the energy user has established. Upward The interface can communicate with an external superior management platform. In addition, it should have a calibration interface to facilitate regular on-site calibration.

6.4.1.2 The monitoring management terminal should be able to support manual data filling. For energy consumption data providers who do not have the conditions for automatic online collection Tools for industrial collection and access.

6.4.2 Data processing

6.4.2.1 The monitoring and management terminal shall collect energy consumption related data from different sources according to the timing period.

6.4.2.2 The monitoring management terminal performs security verification and authentication verification on the access data, and adopts corresponding Data inspection model and method are used to judge whether the access data is reasonable or not, and give alarm or prompt information for abnormal data beyond the reasonable range.

6.4.2.3 The monitoring management terminal shall preprocess the access data, and obtain data through data cleaning, data integration, data transformation, and data reduction.

To the data that meets the specifications and meets the requirements of calculation and analysis.

6.4.2.4 The monitoring management terminal performs analysis and calculations to generate basic energy consumption data for analysis. The calculation formula should pass the verification authenticating.

6.4.3 Data storage and management

6.4.3.1 The monitoring and management terminal shall carry out classified and hierarchical storage and management of energy consumption related data. Configure dedicated data storage space, build separately Establish real-time database and historical database, collect, store, and manage field data to improve the system's real-time and rapid response capabilities. Monitoring management The terminal adopts standardized data acquisition interface and information release interface to reduce the degree of coupling with other application systems. And provide reliable data storage Storage and backup means to facilitate export. The preservation period of historical data shall not be less than 5 years.

6.4.3.2 The monitoring management terminal shall have the functions of data display, query and statistical analysis.

6.4.4 Data upload

6.4.4.1 The monitoring and management terminal shall be in accordance with the requirements of the relevant management department, in accordance with the transmission regulations of different upper-level management platforms, such as upload time and frequency.

Rate, format, etc., add coding information, perform data packaging, and transfer formatted data to the higher-level management platform.

6.4.4.2 The monitoring management terminal shall be able to receive the download analysis model, parameter configuration, data call and other control commands from the upper management platform.

Order, complete data customization and upload according to the requirements of the superior management platform.

6.4.5 Information Security

Cross-zone safety protection measures should be taken to monitor and manage the terminal, including.

a) Before accessing the external network, use the safety isolation device to conduct safety isolation. The safety isolation device should comply with GB/T 20279 for the network and Technical requirements for terminal isolation products.

b) The platform connection should use a unified CA digital certificate that has been certified by the country.

c) There should be a safety management system.

6.4.6 School hours

The monitoring and management terminal shall have the function of timing calibration with the satellite timing system, and broadcast timing to the data acquisition gateway at regular intervals. Self time The clock punctuality should not be less than 1s/24h.

6.4.7 Self-check

The monitoring and management terminal should be equipped with global monitoring and management of energy measurement instruments, data collection gateways, and the energy consumption data measured and collected.

It has the functions of monitoring and early warning, fault diagnosis, self-checking and remote maintenance.