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GB/T 29529-2013 English PDF

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GB/T 29529-2013: Methods of measuring and evaluating noise of pumps
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 29529-2013	799	Add to Cart	6 days	Methods of measuring and evaluating noise of pumps	Valid

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Basic data

Standard ID: GB/T 29529-2013 (GB/T29529-2013)
Description (Translated English): Methods of measuring and evaluating noise of pumps
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: J71
Classification of International Standard: 23.080
Word Count Estimation: 36,362
Quoted Standard: GB 3102.7; GB/T 3768; GB/T 3785.1-2010; GB/T 6882-2008; GB/T 7021; GB/T 14259; GB/T 14573.2; GB/T 14573.4
Regulation (derived from): National Standards Bulletin 2013 No. 9
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
Summary: This standard specifies: the sound power level pump noise level calculations and evaluation methods to measure the envelope pump SPL environmental requirements, measuring instruments, pumps installation and operating conditions, the surface of the measuri

GB/T 29529-2013: Methods of measuring and evaluating noise of pumps

---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.
Methods of measuring and evaluating noise of pumps ICS 23.080 J71 National Standards of People's Republic of China Pump Noise Measurement and Evaluation Method Issued on. 2013-06-09 2014-03-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Introduction Ⅲ 1 Scope 1 2 Normative references 1 3 Terms and definitions 4 Test environment requirements 3 5 3 Measuring Instruments Mounting and operating conditions of the pump 4 6 7 sound level measurements 4 8 A-weighted surface sound pressure level and A-weighted sound power calculation 6 Determination of sound pressure level of the pump 9 7 Pump noise level evaluation method 10 12 Appendix A (normative) Identification of the acoustic environment 16 Appendix B (normative) microphone array on the hemisphere measuring surface 19 Annex C (normative) microphone positions on a parallelepiped measuring surface 22 Annex D (normative) Measurement Uncertainty 28 Annex E (informative) impulse noise detection guide 29 Annex F (informative) Measurement record and test report format 30 References 32

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. The standard proposed by China Machinery Industry Federation. This standard by the National Standardization Technical Committee pump (SAC/TC211) centralized. This standard was drafted. Shenyang Institute of pumps, Hai Kai-chuen, Pump (Group) Co., Ltd., Zibo Huacheng Pump Co., Ltd. Shandong Yen Shan Pump Co., Ltd., Seiko Boshan Pump Co., Ltd., Shanghai Electric Power Plant Co., Ltd. built, Zhejiang New Territories Pump Co., Ltd., on KSB Pumps Co., Ltd., Shanghai East Pump (Group) Co., Ltd. The main drafters of this standard. Taojie Yu, Lu Xining, Wangli Lei, Wang Lei, Li Juan, Zheng Yu, Xu Mintian, then Pan Bing, Liu Weiwei, Li Chunmei, Wang Shimin. Pump Noise Measurement and Evaluation Method

1 Scope

This standard specifies the measured sound pressure level of environmental requirements on the measurement surface enveloping the pump, measuring instruments, installation and working conditions of the pump, the table Measuring and calculating the sound power level and pump noise level evaluation method of surface sound pressure level. This standard applies to various types except submerged pump, reciprocating pump, the motor-driven, the working medium is a liquid pump or pump unit.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB 3102.7 Quantities and units of acoustics GB/T 3768 Determination of sound pressure of sound power levels of noise sources using an enveloping surface reflectance measuring surface Simple Method GB/T 3785.1-2010 Electric Acoustic Sound Level Meters - Part 1. Specification Determination of sound power levels of noise sources anechoic and semi-anechoic chamber Precision method GB/T 6882-2008 Acoustics sound pressure GB/T 7021 centrifugal Terminology GB/T 14259 on acoustic measurement of airborne noise and evaluation of its impact people's standard guidelines Statistical Methods noise emission values \u200b\u200bof the second part of GB/T 14573.2 determining and verifying equipment provided. a single machine And test methods to determine the value of the filter plate GB/T 14573.4 determining and verifying equipment specified in Part IV noise emission values \u200b\u200bof statistical methods. batch machine And test methods to determine the value of the filter plate

3 Terms and Definitions

GB 3102.7, GB/T 7021 and GB/T 14259 and defined by the following terms and definitions apply to this document. 3.1 Time average sound pressure level time-averagedsoundpressurelevel Lpeq, T A continuous steady sound pressure level in the measurement time interval T, it measured the sound changes over time with the same mean-square sound pressure, also known as Equivalent sound pressure level. Time average sound pressure level according to equation (1). Lpeq, T = 10l [g 1T∫ 100.1Lp (t) d] t = 10l [g 1T∫ p2 (t) p02 d] t (1) Where. T --- measurement interval in seconds (s); p --- instantaneous sound pressure units Pa (Pa); p0 --- reference sound pressure (20μPa). Note. The average time for the A-weighted sound pressure level is generally used LAeq, T represents. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 29529-2013_English be delivered?

Answer: Upon your order, we will start to translate GB/T 29529-2013_English as soon as possible, and keep you informed of the progress. The lead time is typically 4 ~ 6 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 29529-2013_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 29529-2013_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.