GB/T 38656-2020 in English
VALIDSpecification of date exchange for special equipment IoT system
- Issued on:2020-03-31
- Implemented on:2020-10-01
- File Format:PDF
- Delivery:Via email within 5 business days
$418.00
《GB/T 38656-2020特种设备物联网系统数据交换技术规范》由TC287（全国物品编码标准化技术委员会）归口，主管部门为国家标准化管理委员会。
Introduction
Analysis of the core content of the standard
This standard specifies the data exchange technical requirements for the Internet of Things systems of five types of special equipment, such as elevators and hoisting machinery, mainly including:
- Three-level platform architecture (national/provincial/enterprise level)
- 6 major categories of basic data elements (registration code, equipment parameters, etc.)
- HTTPS+JSON communication protocol
Comparison of key data elements
| Equipment type | Core data element | Extended monitoring items |
|---|---|---|
| Elevator | Registration code, rated load | Door closing status, car position |
| Lifting machinery | Lifting torque, span | Wind speed monitoring, brake status |
| Boiler | Evaporation capacity, design pressure | Exhaust gas temperature, water level alarm |
Technology evolution analysis
Compared with traditional special equipment supervision, this standard has three major breakthroughs:
- Real-time data collection: Fault response time is accurate to seconds (see clause 6.1.2)
- Multi-level platform collaboration: Establish a national-provincial-enterprise three-level data channel
- Intelligent early warning mechanism: Predict equipment status through 18 types of basic data elements
Implementation suggestions
Key points for enterprise-level platform construction
Taking Elevator Internet of Things as an example, it is recommended to implement it in stages:
| Stage | Work content | Standard clauses |
|---|---|---|
| 1 | Deploy sensors (door area, load, etc.) | 5.2.2 |
| 2 | Connect to provincial platform API interface | 6.2.1 |
| 3 | Establish fault code mapping table | Table 3 |
Safety Precautions
According to the requirements of standard 6.1.3, special attention should be paid to:
- Use MD5 encryption to transmit passwords (see Appendix A)
- The data interface must pass GB/T34990-2017 certification
- The enterprise platform must synchronize data at least once a week
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