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NB/T 10741-2021: Operation safety test specification for large truck in open pit coal mine
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| NB/T 10741-2021 | English | 269 |
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Operation safety test specification for large truck in open pit coal mine
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NB/T 10741-2021
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Basic data | Standard ID | NB/T 10741-2021 (NB/T10741-2021) | | Description (Translated English) | Operation safety test specification for large truck in open pit coal mine | | Sector / Industry | Energy Industry Standard (Recommended) | | Classification of Chinese Standard | D09 | | Word Count Estimation | 11,179 | | Issuing agency(ies) | National Energy Administration | NB/T 10741-2021: Operation safety test specification for large truck in open pit coal mine---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Operation safety test specification for large truck in open pit coal mine
ICS 73.020
CCSD09
People's Republic of China Energy Industry Standard
Specification for safe operation of large trucks in open pit coal mines
Published on 2021-11-16
2022-02-16 Implementation
Released by the National Energy Administration
directory
Preface I
1 Scope 1
2 Normative references 1
3 Terms and Definitions 1
4 Preparatory work requirements 2
4.1 Test Road 2
4.2 Truck test content and requirements 2
4.2.1 General requirements 2
4.2.2 Lift Control System 2
4.2.3 Driving system 2
4.2.4 Fully loaded test truck 2
4.2.5 Unloaded test truck 3
4.2.6 Tire pressure requirements 3
4.3 Selection and installation of test equipment 3
5 Truck Test Methods and Judgment Criteria 3
5.1 Test Requirements 3
5.2 Braking performance test 3
5.2.1 Service brake 3
5.2.2 Parking brake 3
5.2.3 Criterion of braking performance 3
5.3 Component inspection of other truck systems 3
5.3.1 General requirements 3
5.3.2 Powertrain 4
5.3.3 Hydraulic system 4
5.3.4 Steering system 4
5.3.5 Fire extinguishing system 4
5.3.6 Other requirements 4
6 Detection cycle 4
Appendix A (Informative) Test Report Summary Table 5
Reference 6
foreword
This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules of Standardization Documents"
drafted.
Please note that some content of this document may be patented. The issuing agency of this document assumes no responsibility for identifying patents.
This document is proposed by China Coal Industry Association.
This document is under the jurisdiction of the Science and Technology Development Department of China Coal Industry Association.
This document is drafted by. Guoneng Zhuneng Group Co., Ltd., China National Coal Industry Association Production Promotion Center.
The main drafters of this document. Du Shanzhou, Zhang Yong, Cao Yong, Zheng Houfa, Wu Guoping, Zhou Yongli, Yang Yang, Jiao Xiaoliang, Wang Quan, Zhang Jianhua,
Xu Dexuan.
Specification for safe operation of large trucks in open pit coal mines
1 Scope
This document specifies the preparatory work requirements, truck testing methods and judgment criteria, inspection
measurement cycle.
This document is applicable to the safety test work of large in-use trucks in open pit coal mines.
2 Normative references
The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, the dated reference documents,
Only the edition corresponding to that date applies to this document; for undated references, the latest edition (including all amendments) applies to this document
document.
GB/T 21152-2018 Performance requirements and test methods for earth-moving machinery wheeled or high-speed rubber crawler braking systems
3 Terms and Definitions
The following terms and definitions apply to this document.
3.1
mining dump truck miningdumptruck
Dump trucks with a load of 90t and above and powered by diesel engines for mines.
Note. Including electric drive mining dump trucks.
3.2
brake systembrakesystem
A combination of all parts that brake and/or stop a machine.
Note. Including operating mechanism, brake transmission device, brake, if equipped with speed limiter, should also be included.
[Source. GB/T 21152-2018, 3.1, with modifications]
3.3
servicebrakesystem servicebrakesystem
The main braking system used to brake and stop the machine equipment.
[Source. GB/T 21152-2018, 3.1.1]
3.4
auxiliary braking system secondarybrakesystem
A system that brakes the machine when the service brake system fails.
[Source. GB/T 21152-2018, 3.1.2]
3.5
parking brake system
A system that keeps a braked machine in place.
[Source. GB/T 21152-2018, 3.1.3, with modifications]
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