GB/T 38692-2020 PDF English
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Technical specification for energy online monitoring of energy consumption units
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GB/T 38692-2020: PDF in English (GBT 38692-2020) GB/T 38692-2020
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 27.010
F 01
Technical specification for energy online monitoring
of energy consumption units
ISSUED ON: MARCH 31, 2020
IMPLEMENTED ON: OCTOBER 01, 2020
Issued by: State Administration for Market Regulation;
Standardization Administration of the People’s Republic of
China.
Table of Contents
Foreword ... 3
1 Scope ... 4
2 Normative references ... 4
3 Requirements ... 5
4 Principle ... 5
5 Monitoring scope and content ... 6
6 Basic structure and composition ... 7
7 Technical requirements ... 8
8 Commissioning, operation and maintenance ... 13
Technical specification for energy online monitoring
of energy consumption units
1 Scope
This Standard stipulates the principle, monitoring scope and content, basic
structure and composition, technical requirements, commissioning, operation
and maintenance for energy online monitoring of energy consumption units.
This Standard applies to the energy online monitoring works that are carried
out by energy consumption units.
2 Normative references
The following documents are indispensable for the application of this document.
For dated references, only the dated version applies to this document. For
undated references, the latest edition (including all amendments) applies to this
document.
GB 4943.1, Information technology equipment - Safety - Part 1: General
requirements
GB/T 9254, Information technology equipment - Radio disturbance
characteristics - Limits and methods of measurement
GB 17167, General principle for equipping and managing of the measuring
instrument of energy in organization of energy using
GB/T 17618, Information technology equipment - Immunity characteristics -
Limits and methods of measurement
GB 17859, Classified criteria for security protection of computer information
system
GB/T 20271, Information security technology - Common security techniques
requirement for information system
GB/T 20279, Information security technology - Security technical
requirements of network and terminal separation products
GB/T 22239, Information security technology - Baseline for classified
protection of cybersecurity
The planning, layout and design of the energy online monitoring of energy
consumption units shall lay emphasis on systematism, and carry out scientific
planning and overall planning in accordance with the relevant requirements of
national energy conservation management and the needs of its own energy
management and information development.
4.3 Reliability
The energy online monitoring of energy consumption units shall be
comprehensively considered from the aspects of system structure, technical
measures, equipment selection, installation verification, to ensure that the
system operates stably and is easy to maintain and manage.
4.4 Normalization
The energy online monitoring of energy consumption units shall comply with
the requirements of relevant laws, regulations, standards, to strengthen
resource integration, and achieve coordinated docking and data sharing.
4.5 Advancement
The energy online monitoring of energy consumption units shall make full use
of existing advanced and mature technologies, and consider compatibility with
other information systems, reserve upgrade and expansion interfaces, to
ensure long-term effective operation.
5 Monitoring scope and content
5.1 Monitoring scope
The energy online monitoring of energy consumption units shall reflect the
characteristics of its energy consumption, perform online monitoring of the
entire energy consumption process of purchase, storage, processing
conversion, transportation and distribution, and terminal use, and cover the key
nodes of energy in and out, distribution, and utilization, and key energy
consumption equipment.
5.2 Monitoring content
The core contents of energy online monitoring of energy consumption units are
energy procurement, transmission and consumption related data, which can be
divided into the following two categories:
a) consumption and state parameter of various energy and energy-delivering
materials;
b) relevant parameters of energy consumption equipment/ units/ systems.
7 Technical requirements
7.1 General requirements
7.1.1 The implementation of energy online monitoring shall not change the
integrity of the original energy-consuming equipment, nor shall it affect the
normal operation of the original energy-consuming equipment.
7.1.2 The energy consumption unit shall select an appropriate configuration
scheme, and carry out energy online monitoring, according to its own basic
conditions, actual needs, maintenance and input costs, and the like,
7.1.3 The hardware equipment shall follow the principles of easy installation,
easy maintenance, and high reliability. An integrated structure can be adopted
to meet the installation environmental conditions. It shall have better capacity
of resisting disturbance and reasonable monitoring sensitivity; the monitoring
result shall have better reliability, repeatability and reasonable accuracy.
7.1.4 The software system shall have a good man-machine interface; it shall be
simple to operate, and easy to use; it shall support various functions of data
access and management, and has scalability and secondary development
functions; it shall adapt to the continuous development of energy online
monitoring, operation and management.
7.1.5 The communication network shall make full use of the existing network
resources, and select the communication medium and networking method
according to the size of the energy consumption unit and the environmental
conditions.
7.1.6 The data transmission shall be provided with a checking and verification
mechanism, and shall have a fault recovery function, and support the
breakpoint resuming, so as to ensure the accuracy and integrity of the data
transmission.
7.1.7 Information technology equipment security, information security, and
electromagnetic compatibility shall comply with the requirements of relevant
standards such as GB 4943.1, GB 17859, GB/T 20271, GB/T 22239, GB/T 9254,
GB/T 17618.
7.2 Energy measuring instrument
7.2.1 Equipment
The equipment of the energy measuring instrument shall be upgraded with
intelligent instruments based on compliance with relevant national and industry
7.3.1 Configuration
The selection and quantity of the energy data acquisition gateway shall be
reasonably configured according to various factors such as the type, quantity
and location distribution of the to-be-connected energy measuring instrument.
7.3.2 Interface
The energy data acquisition gateway shall have upstream and downstream
interfaces. The downstream interface can be connected to the energy
measuring instrument; the upstream interface can communicate with the
energy monitoring and management terminal equipment. In addition, it shall
have a verification interface to facilitate regular verification on site.
7.3.3 Installation
The energy data acquisition gateway should be installed in the local control
cabinet nearby; under the condition that the communication distance and the
number of physical connection points are acceptable, access the multi-interval
and multiple types of energy measuring instruments to the maximum extent.
7.3.4 Data acquisition, storage and transmission
7.3.4.1 The energy data acquisition gateway shall automatically acquire the
original table code data of the energy measuring instruments, and add the time
tag to the data and cache it locally. The data freezing time can be set, such as
storing no less than 7d of hourly table code data. The energy data acquisition
gateway shall have a power failure data retention function.
7.3.4.2 The energy data acquisition gateway shall exchange data with the
energy monitoring and management terminal equipment in the form of active
reporting or passive reading in accordance with the timing cycle. The timing
data acquisition cycle shall be set rationally by the energy consumption unit
according to the transmission period that is specified by the superior
management platform and the specific requirements of its own energy
management and application.
7.3.5 Timing
The energy data acquisition gateway shall have the function of timing with the
energy monitoring and management terminal equipment; its own clock
punctuality capability shall not be less than 1 s/24h.
7.3.6 Fault judgment
The energy data acquisition gateway shall have the function of reading and
setting the configuration information of the energy measuring instrument, and
can identify the measurement error of the original table code of the energy
7.4.2.4 The energy monitoring and management terminal equipment performs
analysis and calculation, and generates basic energy consumption data for
analysis. The calculation formula shall be verified by verification.
7.4.3 Data storage and management
7.4.3.1 The energy monitoring and management terminal equipment shall store
and manage the energy consumption-related data in different categories.
Configure dedicated data storage space; respectively establish real-time
database and historical database; provide reliable data storage and backup
means to facilitate export. The historical data retention period is not less than 5
years.
7.4.3.2 The energy monitoring and management terminal equipment shall have
the functions of data display, query and statistical analysis.
7.4.4 Data upload
7.4.4.1 According to the requirements of the relevant management department,
the energy monitoring and management terminal equipment shall add the
coding information, perform data packaging, and transmit the formatted data to
the superior management platform, in accordance with the transmission
regulations of different superior management platforms, such as upload time,
frequency, format.
7.4.4.2 The energy monitoring and management terminal equipment shall be
able to receive the downloading analysis model, parameter configuration, data
call and other control commands that are downloaded from the superior
management platform, and complete the data customization and upload
according to the requirements of the superior management platform.
7.4.5 Information security
The energy monitoring and management terminal equipment shall adopt cross-
regional security protection measures for information exchange, including:
a) Before accessing the external network, perform security isolation through
the security isolation gateway; the security isolation gateway shall meet
the technical requirements of GB/T 20279 for network and terminal
isolation products;
b) The platform connection shall adopt the unified CA digital certification
certificate which is certified by the state.
7.4.6 Timing
The energy monitoring and management terminal equipment shall have the
function of timing with the satellite timing system, and periodically broadcast
......
Source: Above contents are excerpted from the PDF -- translated/reviewed by: www.chinesestandard.net / Wayne Zheng et al.
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