HJ 1322-2023 PDF English
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HJ
NATIONAL ECOLOGICAL ENVIRONMENT STANDARD
Technical specification for emission remote supervision
system of non-road mobile machinery
Issued on. DECEMBER 04, 2023
Implemented on. JULY 01, 2024
Issued by. Ministry of Ecology and Environment
Table of Contents
Foreword... 3
1 Scope... 4
2 Normative references... 4
3 Terms and definitions... 5
4 General requirements... 7
5 On-board terminals... 9
6 Enterprise platform... 17
7 Test methods... 19
8 Standard Implementation... 19
Annex A (normative) Test methods for on-board terminals... 20
Annex B (informative) Static data stored on the enterprise platform... 30
Annex C (normative) On-board terminal communication protocol and data format.. 32
Annex CA (informative) Data format and definition of on-board terminal removal alarm
... 45
Annex D (normative) Enterprise platform communication protocol and data format 46
Annex E (informative) Self-assessment report of the enterprise platform... 52
Foreword
This Standard is formulated to implement the Environmental Protection Law of the
People's Republic of China and the Air Pollution Prevention and Control Law of the
People's Republic of China, prevent and control environmental pollution caused by
exhaust gas from non-road mobile machinery, standardize remote monitoring
technology for machinery emissions, and improve air quality.
This Standard specifies the general requirements for emission remote supervision
system of non-road mobile machinery, the functions, performance and safety
requirements of on-board terminals and enterprise platforms, as well as test methods
and communication protocols and data formats for data transmission.
Annexes A, C and D of this Standard are normative. Annexes B and E are informative.
This Standard is published for the first time.
This Standard was formulated by the Department of Atmospheric Environment and the
Department of Regulations and Standards of the Ministry of Ecology and Environment.
Main drafting organizations of this Standard. Chinese Academy of Environmental
Sciences, Jinan Automobile Testing Center Co., Ltd., China Automotive Technology
Research Center Co., Ltd., Xiamen Environmental Protection Motor Vehicle Pollution
Control Technology Center, and Beijing Ecological Environment Monitoring Center.
This Standard was approved by the Ministry of Ecology and Environment on December
4, 2023.
This Standard shall be implemented from July 1, 2024.
This Standard shall be interpreted by the Ministry of Ecology and Environment.
Technical specification for emission remote supervision
system of non-road mobile machinery
1 Scope
This Standard specifies the general requirements for emission remote supervision
system of non-road mobile machinery, the functions, performance and safety
requirements of on-board terminals and enterprise platforms, as well as test methods
and communication protocols and data formats for data transmission.
This Standard applies to remote online monitoring and networking of non-road diesel
mobile machinery with a rated net power of 37 kW and above that meets the fourth
stage of HJ 1014-2020.
2 Normative references
This Standard refers to the following documents or clauses therein. For any dated
referenced document, only the dated version applies to this Standard. For any undated
referenced document, the latest version (including all amendments) applies to this
Standard.
GB 17691-2018, Limits and measurement methods for emissions from diesel fueled
heavy-duty vehicles (CHINA VI)
GB 18030, Information technology -- Chinese coded character set
GB 20891-2014, Limits and measurement methods for exhaust pollutants from diesel
engines of non-road mobile machinery (CHINA III, IV)
GB/T 1988, Information technology -- 7-bit Coded character set for information
interchange
GB/T 2423.18, Environmental testing -- Part 2.Test methods -- Test Kb. Salt mist,
cyclic (sodium chloride solution)
GB/T 4208, Degrees of protection provided by enclosure (IP code)
GB/T 22239, Information security technology -- Baseline for classified protection of
cybersecurity
3 Terms and definitions
For the purposes of this document, the terms and definitions defined in GB 20891-2014,
HJ 1014-2020 as well as the followings apply.
3.1 non-road mobile machinery
All types of machinery used for non-road use and to which HJ 1014-2020 standard
applies, namely.
3.2 construction machinery
All mechanical equipment used in earthwork projects, mobile lifting and loading and
unloading projects, passenger and cargo lifting and transportation projects, municipal,
sanitation and various construction projects, comprehensive mechanized construction
and mechanized production processes related to the above projects, INCLUDING.
excavators, earth-moving and transportation machinery, lifting machinery, forklifts,
compaction machinery, road construction and maintenance machinery, concrete
machinery, tunneling machinery, pile-driving machinery, aerial work machinery, rock
drilling machinery, etc.
3.3 on-board terminal
Installed on non-road mobile machinery, it is used to collect, store and transmit
machinery positioning information, emission control diagnostic system information and
engine emission data. It belongs to pollution control device. On-board terminals are
divided into two categories. on-board emission terminals and on-board positioning
terminals.
3.5 secret key
A symbol sequence used to control cryptographic transformation operations (such as
encryption, decryption, cryptographic check function calculation, signature generation,
or signature verification). It is an asymmetric secret key pair. It includes a public key
and a private key. The private key is used for signing or decrypting. It shall not be
disclosed. The public key is used for signature verification or encryption.
3.9 national platform
A platform established by the ecological and environmental protection department of
the State Council to receive activation information of non-road mobile machinery and
data of emission remote supervision system of non-road mobile machinery transmitted
by enterprise platforms, and to manage the data in a unified manner.
3.10 data packet loss rate
The ratio of lost data packets to the total number of sent data packets during data
transmission.
4 General requirements
4.1 Non-road mobile machinery (excluding construction machinery) equipped with
diesel engines with a rated net power of 37 kW or more shall be equipped with an on-
board positioning terminal that meets the requirements of Chapter 5 before leaving the
factory in accordance with the provisions of HJ 1014-2020.Machinery manufacturers
shall take necessary technical measures.
4.2 Engineering machinery equipped with diesel engines with a rated net power of 37
kW or above [if equipped with a selective catalytic reduction (SCR) after-treatment
system,
4.3 The on-board terminal shall comply with the requirements specified in Chapter 5.
The machinery manufacturer or on-board terminal manufacturer shall conduct
functional and performance tests on the on-board terminal. The test method shall
comply with the provisions of Annex A. The machinery manufacturer shall ensure that
the on-board terminal works normally throughout the life of the machinery.
4.5 The positioning, data collection and transmission of on-board terminals, enterprise
platform server settings, network data storage and applications, etc., shall comply with
the relevant laws and regulations of the relevant management departments.
4.6 The on-board terminal shall be activated according to the requirements of 5.2.2 and
receive the result feedback from the national platform. After successful activation, data
collection shall be carried out and transmitted to the enterprise platform according to
the specified communication protocol.
4.7 The national platform sends a response message to the enterprise platform regarding
the received data. The data flow framework is shown in Figure 1.
5 On-board terminals
5.1 General requirements
5.1.1 The on-board emission terminal and on-board positioning terminal shall meet the
functional requirements specified in 5.2, the performance requirements specified in 5.3
and the data security requirements specified in 5.4.See Table 1 for specific items.
5.2 Functional requirements
5.2.1 Power-on self-test
The on-board terminal shall indicate the current main status through the warning light
and related indicators when it is powered on and starts working. The main status
includes. whether the network communication is normal, whether the function is
normal (last at least 10 s; if all functions are normal, it can be automatically
extinguished afterwards).
5.2.2 Activation
5.2.3 Data collection
5.2.3.1 The on-board emission terminal shall be able to collect the data specified in
Table 2.The collection frequency shall be at least 1 Hz.
5.2.5 Data transmission
5.2.5.1 After determining that the activation is successful, the on-board terminal shall
transmit the collected data according to the communication protocol specified in Annex
C (see Figures 4 and 5). The on-board emission terminal shall add a digital signature to
the transmitted data. Emission-related data and positioning information shall be
transmitted at least once every 10 min. Emission control diagnostic information shall
be transmitted at least once every 24 h.
5.2.7 Removal of alarms
Machinery manufacturers shall have technical measures to prevent on-board terminals
from being dismantled. Without the authorization of the machinery manufacturer, it
shall be ensured as much as possible that the on-board terminal cannot be dismantled.
When the on-board terminal is dismantled, the machine shall activate an alarm. If the
technology allows, the dismantling alarm information can be transmitted according to
the communication protocol specified in Annex C. The alarm information includes the
dismantling time and location information.
5.3 Performance requirements
6 Enterprise platform
6.1 General requirements
6.1.1 An enterprise may adopt one or more enterprise platforms, or entrust other
institutions to build and operate enterprise platforms. Different platforms may operate
independently.
6.2 Functional requirements
6.2.1 The enterprise platform shall have the function of receiving emission remote
monitoring data from the on-board terminal.
6.2.2 The enterprise platform shall ensure data security. It is advisable to use encryption
to receive and store data from the on-board terminal. The enterprise platform shall
ensure that the data has not been modified in any way.
6.3 Performance requirements
6.3.1 The enterprise platform shall have authentication functions to prevent malicious
access and attacks. It shall have permission management for data types and data entities,
such as the management of different users’ access rights to different machine data.
6.3.2 The enterprise platform shall have a high availability mechanism that can prevent
task failure and data loss caused by faults.
6.3.3 The enterprise platform shall meet the requirements of GB/T 22239 security level
protection level 2 and above.
7 Test methods
7.1 Test items and test methods for on-board terminals
Each model of on-board terminal shall be tested according to the test items and test
methods specified in Table 5.
7.2 Enterprise platform compliance
8 Standard Implementation
From the date of implementation of this Standard, the remote monitoring networking
of newly produced and imported non-road mobile machinery shall meet the
requirements specified in this Standard.
HJ
NATIONAL ECOLOGICAL ENVIRONMENT STANDARD
Technical specification for emission remote supervision
system of non-road mobile machinery
Issued on. DECEMBER 04, 2023
Implemented on. JULY 01, 2024
Issued by. Ministry of Ecology and Environment
Table of Contents
Foreword... 3
1 Scope... 4
2 Normative references... 4
3 Terms and definitions... 5
4 General requirements... 7
5 On-board terminals... 9
6 Enterprise platform... 17
7 Test methods... 19
8 Standard Implementation... 19
Annex A (normative) Test methods for on-board terminals... 20
Annex B (informative) Static data stored on the enterprise platform... 30
Annex C (normative) On-board terminal communication protocol and data format.. 32
Annex CA (informative) Data format and definition of on-board terminal removal alarm
... 45
Annex D (normative) Enterprise platform communication protocol and data format 46
Annex E (informative) Self-assessment report of the enterprise platform... 52
Foreword
This Standard is formulated to implement the Environmental Protection Law of the
People's Republic of China and the Air Pollution Prevention and Control Law of the
People's Republic of China, prevent and control environmental pollution caused by
exhaust gas from non-road mobile machinery, standardize remote monitoring
technology for machinery emissions, and improve air quality.
This Standard specifies the general requirements for emission remote supervision
system of non-road mobile machinery, the functions, performance and safety
requirements of on-board terminals and enterprise platforms, as well as test methods
and communication protocols and data formats for data transmission.
Annexes A, C and D of this Standard are normative. Annexes B and E are informative.
This Standard is published for the first time.
This Standard was formulated by the Department of Atmospheric Environment and the
Department of Regulations and Standards of the Ministry of Ecology and Environment.
Main drafting organizations of this Standard. Chinese Academy of Environmental
Sciences, Jinan Automobile Testing Center Co., Ltd., China Automotive Technology
Research Center Co., Ltd., Xiamen Environmental Protection Motor Vehicle Pollution
Control Technology Center, and Beijing Ecological Environment Monitoring Center.
This Standard was approved by the Ministry of Ecology and Environment on December
4, 2023.
This Standard shall be implemented from July 1, 2024.
This Standard shall be interpreted by the Ministry of Ecology and Environment.
Technical specification for emission remote supervision
system of non-road mobile machinery
1 Scope
This Standard specifies the general requirements for emission remote supervision
system of non-road mobile machinery, the functions, performance and safety
requirements of on-board terminals and enterprise platforms, as well as test methods
and communication protocols and data formats for data transmission.
This Standard applies to remote online monitoring and networking of non-road diesel
mobile machinery with a rated net power of 37 kW and above that meets the fourth
stage of HJ 1014-2020.
2 Normative references
This Standard refers to the following documents or clauses therein. For any dated
referenced document, only the dated version applies to this Standard. For any undated
referenced document, the latest version (including all amendments) applies to this
Standard.
GB 17691-2018, Limits and measurement methods for emissions from diesel fueled
heavy-duty vehicles (CHINA VI)
GB 18030, Information technology -- Chinese coded character set
GB 20891-2014, Limits and measurement methods for exhaust pollutants from diesel
engines of non-road mobile machinery (CHINA III, IV)
GB/T 1988, Information technology -- 7-bit Coded character set for information
interchange
GB/T 2423.18, Environmental testing -- Part 2.Test methods -- Test Kb. Salt mist,
cyclic (sodium chloride solution)
GB/T 4208, Degrees of protection provided by enclosure (IP code)
GB/T 22239, Information security technology -- Baseline for classified protection of
cybersecurity
3 Terms and definitions
For the purposes of this document, the terms and definitions defined in GB 20891-2014,
HJ 1014-2020 as well as the followings apply.
3.1 non-road mobile machinery
All types of machinery used for non-road use and to which HJ 1014-2020 standard
applies, namely.
3.2 construction machinery
All mechanical equipment used in earthwork projects, mobile lifting and loading and
unloading projects, passenger and cargo lifting and transportation projects, municipal,
sanitation and various construction projects, comprehensive mechanized construction
and mechanized production processes related to the above projects, INCLUDING.
excavators, earth-moving and transportation machinery, lifting machinery, forklifts,
compaction machinery, road construction and maintenance machinery, concrete
machinery, tunneling machinery, pile-driving machinery, aerial work machinery, rock
drilling machinery, etc.
3.3 on-board terminal
Installed on non-road mobile machinery, it is used to collect, store and transmit
machinery positioning information, emission control diagnostic system information and
engine emission data. It belongs to pollution control device. On-board terminals are
divided into two categories. on-board emission terminals and on-board positioning
terminals.
3.5 secret key
A symbol sequence used to control cryptographic transformation operations (such as
encryption, decryption, cryptographic check function calculation, signature generation,
or signature verification). It is an asymmetric secret key pair. It includes a public key
and a private key. The private key is used for signing or decrypting. It shall not be
disclosed. The public key is used for signature verification or encryption.
3.9 national platform
A platform established by the ecological and environmental protection department of
the State Council to receive activation information of non-road mobile machinery and
data of emission remote supervision system of non-road mobile machinery transmitted
by enterprise platforms, and to manage the data in a unified manner.
3.10 data packet loss rate
The ratio of lost data packets to the total number of sent data packets during data
transmission.
4 General requirements
4.1 Non-road mobile machinery (excluding construction machinery) equipped with
diesel engines with a rated net power of 37 kW or more shall be equipped with an on-
board positioning terminal that meets the requirements of Chapter 5 before leaving the
factory in accordance with the provisions of HJ 1014-2020.Machinery manufacturers
shall take necessary technical measures.
4.2 Engineering machinery equipped with diesel engines with a rated net power of 37
kW or above [if equipped with a selective catalytic reduction (SCR) after-treatment
system,
4.3 The on-board terminal shall comply with the requirements specified in Chapter 5.
The machinery manufacturer or on-board terminal manufacturer shall conduct
functional and performance tests on the on-board terminal. The test method shall
comply with the provisions of Annex A. The machinery manufacturer shall ensure that
the on-board terminal works normally throughout the life of the machinery.
4.5 The positioning, data collection and transmission of on-board terminals, enterprise
platform server settings, network data storage and applications, etc., shall comply with
the relevant laws and regulations of the relevant management departments.
4.6 The on-board terminal shall be activated according to the requirements of 5.2.2 and
receive the result feedback from the national platform. After successful activation, data
collection shall be carried out and transmitted to the enterprise platform according to
the specified communication protocol.
4.7 The national platform sends a response message to the enterprise platform regarding
the received data. The data flow framework is shown in Figure 1.
5 On-board terminals
5.1 General requirements
5.1.1 The on-board emission terminal and on-board positioning terminal shall meet the
functional requirements specified in 5.2, the performance requirements specified in 5.3
and the data security requirements specified in 5.4.See Table 1 for specific items.
5.2 Functional requirements
5.2.1 Power-on self-test
The on-board terminal shall indicate the current main status through the warning light
and related indicators when it is powered on and starts working. The main status
includes. whether the network communication is normal, whether the function is
normal (last at least 10 s; if all functions are normal, it can be automatically
extinguished afterwards).
5.2.2 Activation
5.2.3 Data collection
5.2.3.1 The on-board emission terminal shall be able to collect the data specified in
Table 2.The collection frequency shall be at least 1 Hz.
5.2.5 Data transmission
5.2.5.1 After determining that the activation is successful, the on-board terminal shall
transmit the collected data according to the communication protocol specified in Annex
C (see Figures 4 and 5). The on-board emission terminal shall add a digital signature to
the transmitted data. Emission-related data and positioning information shall be
transmitted at least once every 10 min. Emission control diagnostic information shall
be transmitted at least once every 24 h.
5.2.7 Removal of alarms
Machinery manufacturers shall have technical measures to prevent on-board terminals
from being dismantled. Without the authorization of the machinery manufacturer, it
shall be ensured as much as possible that the on-board terminal cannot be dismantled.
When the on-board terminal is dismantled, the machine shall activate an alarm. If the
technology allows, the dismantling alarm information can be transmitted according to
the communication protocol specified in Annex C. The alarm information includes the
dismantling time and location information.
5.3 Performance requirements
6 Enterprise platform
6.1 General requirements
6.1.1 An enterprise may adopt one or more enterprise platforms, or entrust other
institutions to build and operate enterprise platforms. Different platforms may operate
independently.
6.2 Functional requirements
6.2.1 The enterprise platform shall have the function of receiving emission remote
monitoring data from the on-board terminal.
6.2.2 The enterprise platform shall ensure data security. It is advisable to use encryption
to receive and store data from the on-board terminal. The enterprise platform shall
ensure that the data has not been modified in any way.
6.3 Performance requirements
6.3.1 The enterprise platform shall have authentication functions to prevent malicious
access and attacks. It shall have permission management for data types and data entities,
such as the management of different users’ access rights to different machine data.
6.3.2 The enterprise platform shall have a high availability mechanism that can prevent
task failure and data loss caused by faults.
6.3.3 The enterprise platform shall meet the requirements of GB/T 22239 security level
protection level 2 and above.
7 Test methods
7.1 Test items and test methods for on-board terminals
Each model of on-board terminal shall be tested according to the test items and test
methods specified in Table 5.
7.2 Enterprise platform compliance
8 Standard Implementation
From the date of implementation of this Standard, the remote monitoring networking
of newly produced and imported non-road mobile machinery shall meet the
requirements specified in this Standard.
......
Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.
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