GB 37483-2019 English PDF (GB37483-2019)

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GB 37483-2019: Minimum allowable values of energy efficiency and energy efficiency grades for rotary aerator in wastewater treatment
GB 37483-2019
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 27.010
F 01
Minimum Allowable Values of Energy Efficiency
and Energy Efficiency Grades for Rotary
Aerator in Wastewater Treatment
ISSUED ON: APRIL 04, 2019
IMPLEMENTED ON: MAY 01, 2020
Issued by: State Administration for Market Regulation;
Standardization Administration of PRC.
Table of Contents
Foreword ... 3
1 Scope ... 4
2 Normative References ... 4
3 Terms and Definitions ... 4
4 Energy Efficiency Grades ... 5
5 Technical Requirements ... 5
6 Test Methods ... 6
Foreword
This Standard was drafted as per the rules specified in GB/T 1.1-2009.
This Standard was proposed by and under the jurisdiction of Standardization
Administration of PRC.
Drafting organizations of this Standard: China National Institute of Standardization;
MCC Huatian Nanjing Engineering Technology Co., Ltd.; Everbright Water (Shenzhen)
Co., Ltd.; MCC Huatian Engineering and Technology Corporation; Blue Deep Group Co.,
Ltd.; Jiangsu Tianyu Environmental Protection Group Co., Ltd.; Nanjing Beite
Environmental Protection GE Manufacture Co., Ltd.; Haitian Water Group Co., Ltd.;
National Environmental Protection Equipment Quality Supervision and Inspection
Center (Zhejiang); Everbright Environmental Protection (China) Co., Ltd.; Jiangsu
General Environmental Engineering Co., Ltd.; and China Jinjiang Environment Holding
Co., Ltd.
Chief drafting staffs of this Standard: Wang Yueping, Kang Chengye, Huang Jin, Zhan
Maohua, Lin Ling, Cheng Hanfei, Zhang Xinheng, Wu Tianfu, Chen Bin, Wang Qijun,
Lu Douhong, Zeng Dequan, Li Shanting, Wang Wensheng, Pan Zhicheng, Zhang
Weiyi, Zhang Xiaoxin, Zhang Hong, Shen Zhongyun, Tan Wuyou, Zhang Shaolin, Ma
Lizhi, Wang Wuzhong, and Jiang Yunfei.
Minimum Allowable Values of Energy Efficiency
and Energy Efficiency Grades for Rotary
Aerator in Wastewater Treatment
1 Scope
This Standard specifies the terms and definitions, energy efficiency grades, technical
requirements and test methods for rotary aerator in wastewater treatment.
This Standard is applicable to the electric-motor-driven vertical shaft rotary aerator,
horizontal shaft rotary aerator and self-priming impeller aerator used for various
industrial wastewater and municipal sewage treatment process, and water
reoxygenation,
2 Normative References
The following documents are essential to the application of this document. For the
dated documents, only the versions with the dates indicated are applicable to this
document; for the undated documents, only the latest version (including all the
amendments) are applicable to this document.
GB 18613 Minimum Allowable Values of Energy Efficiency and Energy Efficiency
Grades for Small and Medium Three-Phase Asynchronous Motors
JB/T 12579 Multi-Function High-Efficient Aerator
3 Terms and Definitions
For the purpose of this document, the terms and definitions given in JB/T 12579 and
the following apply.
3.1 Energy efficiency ratio for rotary aerator
Under the specified test conditions, the ratio of the amount of oxygen delivered to the
clean water with zero dissolved oxygen per unit time by the rotary aerator and the total
energy consumption.