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GB/T 33937-2017 English PDF

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GB/T 33937-2017: Hard stone impact crusher -- Energy consumption index
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PDF similar to GB/T 33937-2017


Standard similar to GB/T 33937-2017

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Basic data

Standard ID GB/T 33937-2017 (GB/T33937-2017)
Description (Translated English) Hard stone impact crusher -- Energy consumption index
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard D94
Classification of International Standard 73.120
Word Count Estimation 10,111
Date of Issue 2017-07-12
Date of Implementation 2018-02-01
Issuing agency(ies) General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China

GB/T 33937-2017: Hard stone impact crusher -- Energy consumption index

---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.
Hard stone impact crusher - Energy consumption index ICS 73.120 D94 National Standards of People's Republic of China Hard Rock Impact Crusher Energy Consumption Index 2017-07-12 released 2018-02-01 Implementation General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China China National Standardization Management Committee released

Foreword

This standard is drafted in accordance with the rules given in GB/T 1.1-2009. This standard is proposed by the China Machinery Industry Federation. This standard by the National Mining Machinery Standardization Technical Committee (SAC/TC88) centralized. This standard is responsible for drafting units. Shanghai Chong Shen Heavy Equipment Manufacturing Co., Ltd. This standard participates in the drafting unit. Luoyang Mining Machinery Engineering Design and Research Institute Co., Ltd., Zhejiang Wujing Machinery Manufacturing Co., Ltd., Haihui Group Co., Ltd., Luoyang Dahua Heavy Machinery Co., Ltd. The main drafters of this standard. Zheng Minggao, Zhu Yudong, Guo Ming, Lu Fuchang, Li Xihua, Shen Junping, Wang Dinghua, Liu Guoxiang, Yu Yang, Liu Lei. Hard Rock Impact Crusher Energy Consumption Index

1 Scope

This standard specifies the terms and definitions of energy consumption indicators for hard rock impact crushers, technical requirements, test methods, energy consumption assessment and energy consumption. Level annotation. This standard is applicable to the evaluation of energy consumption index of hard rock impact crusher (hereinafter referred to as "crusher"). Single rotor impact crusher can also be Refer to use.

2 normative reference documents

The following documents are indispensable for the application of this document. For dated references, only the dated edition applies to this article Pieces. For undated references, the latest edition (including all modifications) applies to this document. Mining machinery - Part 5. Crushing and grinding equipment GB/T JB/T 6993 single rotor impact crusher JB/T 10246 Hard Rock Impact Crusher

3 terms and definitions

GB/T 7679.5 Definitions and the following terms and definitions apply to this document. 3.1 Standard working conditions normalregime Broken material density of 1.6t/m3, compressive strength of 150MPa; material moisture content of not more than 2%; in the rotor full length range Continuous feeding of the maximum feed size of the maximum allowable particle size of 80%; material size to pass through the 40mm square hole sieve, the sieve Accounting for more than 80% of the total throughput; crusher plate hammer, counterattack plate without wear. 3.2 Energy consumption indicators energyconsumptionindex Under the specified standard operating conditions, the ratio of the average power and the handling capacity of the crusher. Note. The unit is kW · h/t. 3.3 Energy-saving evaluation value evaluationvalueofenergyconservation Under the test conditions specified in this standard, the energy consumption target value of the energy saving product is reached.

4 technical requirements

4.1 crusher design, manufacture and quality should be consistent with JB/T 6993, JB/T 10246 requirements. 4.2 crusher in the life cycle, in the protection of safety and performance under the premise of the design should reduce energy consumption. 4.3 Crusher is divided into two cavity type and three cavity type crusher. Under the standard operating conditions, the two-chamber crusher at all levels of energy consumption index value is not Should exceed the provisions of Table 1, three-chamber crusher level of energy consumption indicators should not exceed the provisions of Table 2.

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