DL/T 1965-2019 in English
VALIDGuideline for operation and maintenance of rotary car dumper system
- Issued on:2019-06-04
- Implemented on:2019-10-01
- File Format:PDF
- Delivery:Via email within 1~3 business days
$272.00
| Standard No: | DL/T 1965-2019 |
| Document status: | VALID |
| Title in English: | Guideline for operation and maintenance of rotary car dumper system |
| Title in Chinese: | 回转式翻车机系统运行维护导则 |
| Language: | English |
| File Format: | Electronic (PDF) |
| Delivery: | Via email within 1~3 business days |
| Issued on: | 2019-06-04 |
| Implemented on: | 2019-10-01 |
| Professional Classification: | DL-Electricity |
| Related Keywords: | control system maintenance cycle
5-level maintenance system maintenance requirements safety management system technical specifications maintenance standards |
| Related Topics: | Operation and Maintenance
transduction car machine Operation and Maintenance rotary inertial navigation system National standards for rotary dumpers low affinity transport system Rotary dumper Box support system industry dumper group dl/t2011-2019 dl/t1966-2019 dl/t5784-2019 dl/t5787-2019 dl/t 5786-2019 dl/t 799 -2019 dl/t 5796-2019 |
Introduction
Interpretation of the core content of the standard
This standard systematically specifies the operation and maintenance requirements of slewing dumpers in thermal power plants and ports for the first time, with the key points including:
| Core module | Key technical points | Innovation requirements |
|---|---|---|
| Safety management | Establish a three-level protection system (personnel/equipment/environment) | For the first time, measures to deal with extreme working conditions of -30℃~50℃ are clarified |
| Operation specifications | Three operating mode switching logic | Requirements for introducing upper computer centralized control system |
| Maintenance cycle | 5-level maintenance system (day/week/month/half year/year) | Quantitative standard for wear of key components |
Analysis of key technical requirements
1. Safety management system
The standard innovatively divides safety requirements into:
- Personnel safety: Need to master 7 types of basic knowledge and pass special training
- Equipment safety: Prohibit operation beyond design parameters (tilt angle ≤165°)
- Environmental safety: Replace hydraulic oil with corresponding viscosity under extreme temperatures
Typical application case
A power plant did not replace low-viscosity hydraulic oil according to the standard at -20℃, resulting inThe pressure beam oil cylinder was slow in action. After strictly implementing clause 4.2.4, the failure rate dropped by 72%.
Maintenance technical specifications
Maintenance standards for key components
| Components | Test items | Allowable value | Cycle |
|---|---|---|---|
| Drive gear | Tooth side clearance | 1.5-3.5mm | Weekly |
| Hydraulic system | Oil temperature | 60-70℃ | Real-time |
| Brake | Brake block clearance | 1-2mm | Daily |
Implementation suggestions
- Establish a three-dimensional inspection system (mechanical/electrical/hydraulic systems)
- Develop an intelligent diagnostic system to connect to the standard parameter library
- Conduct compliance audits of standard clauses every quarter
Technology evolution analysis
Compared with the old version of the specification, this standard adds:
- Reliability requirements for electronic control systems
- Environmental protection indicators (dust control ≤15mg/m³)
- Energy efficiency rating evaluation method
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