P6808 Public comment draft

Taylorb

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Draft: DZ6808 v2.5 Public Comment Draft Acoustics – Wind farm noise Draft SPEX # Date V2.0 17/01/09 V2.3 23/01/09 V2.4 02/02/09 V2.5 09/02/09 Committee: P 6808 DO NOT USE THIS DRAFT AS A STANDARD – IT MAY BE ALTERED BEFORE FINAL PUBLICATION Standards New Zealand This document is not a New Zealand Standard. It is a draft version of a revised standard which will be subject to review and editing including possible deletions and additions. Publication for any purpose other than making comment to Standards New Zealand about its contents is prohibited. © STANDARDS NEW ZEALAND DRAFT New Zealand Standard Private Bag, Wellington. Fax: [phone] This document is not a New Zealand Standard. It is a draft version of a revised standard which will be subject to review and editing including possible deletions and additions. Publication for any purpose other than making comment to Standards New Zealand about its contents is prohibited. © STANDARDS NEW ZEALAND EXPLANATORY NOTES FOR REVIEWERS Credentials This document is a proposed New Zealand Standard in terms of the Standards Act 1988. Issue as a draft in this form provides the required statutory opportunity for consideration and comment by the bodies and persons having an interest in the Standard. Commenting (a) Comments are invited, preferably in electronic format, on the technical content, wording and general arrangement of this draft. Please ...

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• Publié par: Anjyo
• Nombre de lectures: 11
• Langue: English

Extrait

This document sin toa N weZ aendlata Sarnd Id.si td a tfarrev  of sionvisea renaad dtsihhcdrw  bel il   wctjeub siver ot e dna wecnulidgniditgni e deleti possibliddanoit sno dna aticn io   s. blPuso eupprna yof rakinan mr thotheatS ot tnemmoc glaea Zew Ndsarndtnetsi s orp   ibih  andutbots ion c N WEZ AEALDN  ted.  © STANDARDS ni d– W n ioafmrAticscouss

 

Draft: DZ6808 v2.5

Date 17/01/09 23/01/09 02/02/09 09/02/09        

e  

 

Public Comment Draft

Standards New Zealand

 

SPEX #                

  Draft V2.0 V2.3 V2.4 V2.5           Committee: P 6808     DO NOT USE THIS DRAFT AS A STANDARD – IT MAY BE ALTERED BEFORE FINAL PUBLICATION

 

Private Bag, Wellington. Fax: [phone]

This document is not a New Zealand Standard. It is a draft version of a revised standard which will be subject to review and editing including possible deletions and additions. Publication for any purpose other than making comment to Standards New Zealand about its contents is prohibited. © STANDARDS NEW ZEALAND

 

EXPLANATORY NOTES FOR REVIEWERS   Credentials   This document is a proposed New Zealand Standard in terms of the Standards Act 1988. Issue as a draft in this form provides the required statutory opportunity for consideration and comment by the bodies and persons having an interest in the Standard.   Commenting   (a) Comments are invited, preferably in electronic format, on the technical content, wording and general arrangement of this draft. Please use the comments pages, provided behind this notice, for your comments. (b) Editorial matters (i.e. spelling, punctuation, grammar, numbering, references etc) will be corrected before final publication. (c) Electronic comments should be sent by e-mail to [e-mail] or on a disc. Other formats - Comments should preferably be typewritten. Please do not return marked-up drafts as comments. (d) When completing the comments page ensure that the number of this draft, your name and organisation (if applicable) is recorded. Please place relevant clause numbers beside each comment. (e) Please provide supporting reasons and suggested wording, for each comment. Where you consider that specific content is too simplistic, too complex or too detailed, provide an alternative. (f) If the draft is acceptable without change, an acknowledgement to this effect would be appreciated. (g) Normally no acknowledgement of comment is sent. All comments received by the due date will be put before the relevant drafting committee. Where appropriate, changes will be incorporated before the Standard is formally approved.

         

 

 Postal address: Physical address: Standards New Zealand Level 10      RadioPrivate Bag 2439 New Zealand House WELLINGTON 6140 155 The Terrace    WELLINGTON 6011        Telephone: [phone]      + 4 Fax: [phone]      Enquiries: Craig Watkin      tkin@standards.c Email craig.wa o.nz      Web site:  www.standards.co.nz This document is not a New Zealand Standard. It is a draft version of a revised standard which will be subject to review and editing including possible deletions and additions. Publication for any purpose other than making comment to Standards New Zealand about its contents is prohibited. © STANDARDS NEW ZEALAND

 

 

This document is not a New Zealand Standard. It is a draft version of a revised standard which will be subject to review and editing including possible deletions and additions. Publication for any purpose other than making comment to Standards New Zealand about its contents is prohibited. © STANDARDS NEW ZEALAND

  RECOMMENDED CHANGES TO DRAFT STANDARD   To: Craig Watkin From: (Your Name and Address) Standards New Zealand   Private Bag 2439 WELLINGTON     Fax: [phone] Email: [e-mail]  

Closing date for comment Date of your comments      30 April 2009     Committee: 6808

DZ6808/v2.4  Title: Acoustics – Wind farm noise     Comment is preferred in electronic format using Microsoft Word 97 or above, following the layout below. Electronic drafts are available from Standards New Zealand web site at http://www.standards.co.nz.   The following form is for comments to be submitted electronically. Please email your comments to [e-mail]   GENERAL COMMENT Type your general comments in the box. The comment box will automatically expand to accommodate comments of any length.  

Page 5 of 47 This document is not a New Zealand Standard. It is a draft version of a revised standard which will be subject to review and editing including possible deletions and additions. Publication for any purpose other than making comment to Standards New Zealand about its contents is prohibited. © STANDARDS NEW ZEALAND

 

 

Page 6 of 47

This document is not a New Zealand Standard. It is a draft version of a revised standard which will be subject to review and editing including possible deletions and additions. Publication for any purpose other than making comment to Standards New Zealand about its contents is prohibited. © STANDARDS NEW ZEALAND

    SPECIFIC COMMENT Insert the number of the clause, paragraph or figure. Do not preface the number with words (i.e. 1 not clause 1). If there is no clause number, use the section heading (e.g. Preface). Insert the page, paragraph and line number as appropriate. Use a new row for each comment.   The rows will automatically expand to accommodate comments of any length. Remove unused rows, or insert additional rows as required. To insert extra rows at the end of the table, go to the last cell and press the TAB key.  

Clause/ Para/ Figure/ Table No  

 

 

 

 

 

 

Page Recommended Changes and Reason No   Exact wording of recommended changes should be given

 

 

 

 

 

 

 

  

  

  

  

  

  

  

Page 7 of 47 This document is not a New Zealand Standard. It is a draft version of a revised standard which will be subject to review and editing including possible deletions and additions. Publication for any purpose other than making comment to Standards New Zealand about its contents is prohibited. © STANDARDS NEW ZEALAND

   

   

   

DZ 6808        

New Zealand Standard

Acoustics – Wind farm noise

Superseding NZS 6808:1998

Page 8 of 47 This document is not a New Zealand Standard. It is a draft version of a revised standard which will be subject to review and editing including possible deletions and additions. Publication for any purpose other than making comment to Standards New Zealand about its contents is prohibited. © STANDARDS NEW ZEALAND

 

    COMMITTEE REPRESENTATION This draft Standard was prepared under the supervision of the P6808 Committee the Standards Council established under the Standards Act 1988.   The committee consisted of representatives of the following nominating organisations: Energy Efficiency and Conservation Authority Executive of Community Boards Local Government New Zealand Massey University Ministry for the Environment Ministry of Health New Zealand Acoustical Society New Zealand Institute of Environmental Health Inc. New Zealand Wind Energy Association Resource Management Law Association University of Auckland     ACKNOWLEDGEMENT  Standards New Zealand gratefully acknowledges the contribution of time and expertise from all those involved in developing this Standard.     COPYRIGHT The copyright of this document is the property of the Standards Council. No part of the text may be reproduced by photocopying or by any other means without the prior written approval of the Chief Executive Officer of Standards New Zealand unless the circumstances are covered by Part III of the Copyright Act 1994.   Standards New Zealand will vigorously defend the copyright in this Standard. Every person who breaches Standards New Zealands copyright may be liable to a fine not exceeding $50,000 or to imprisonment for a term not to exceed three months. If there has been a flagrant breach of copyright, Standards New Zealand may also seek additional damages from the infringing party, in addition to obtaining injunctive relief and an account of profits.   Published by Standards New Zealand, the trading arm of the Standards Council, Private Bag 2439, Wellington 6140. Telephone; [phone], Fax; [phone], Website; http://www.standards.co.nz.

Page 9 of 47 This document is not a New Zealand Standard. It is a draft version of a revised standard which will be subject to review and editing including possible deletions and additions. Publication for any purpose other than making comment to Standards New Zealand about its contents is prohibited. © STANDARDS NEW ZEALAND

      Contents Committee representation………………………………………………………………………………………………6 Acknowledgement ………………………………………………………………………………………………………6 Copyright ………………………………………………………………………………………………………….……..6 Referenced documents ………………………………………………………………………………………………..9 Latest revisions ………………………………………………………………………………………………………...11 Foreword …………………………………………………………………………………………….………………….11 Review of Standards …………………………………………………………………………………………………..11      Section 1   Scope ..................................................................................................................................................... 15   1.1   General ........................................................................................................................................ 15   1.2    15Offshore wind farms.....................................................................................................................   1.3   Wind turbine types ....................................................................................................................... 15   1.4   Small wind turbines...................................................................................................................... 16   1.5   ................6.1............................................................................ru.ecode trp................eMrusaneme   1.6    ...................................................................................................................... 16Protected premises   1.7   luxconsi..s.....E....................................................................................................................1.6........   Interpretation .......................................................................................................................................... 17   2.1   Terminology ................................................................................................................................. 17   2.2   Noise ............................................................................................................................................ 17   2.3    interval.......iTem................................................................................71.........................................   2.4   Definitions .................................................................................................................................... 17   2.5   ................................................................................................Qutianesti.....23................................   2.6   ............23................................................................................................................Nota........itno....   Methodology...........................................................................................................................................24   3.1   General ........................................................................................................................................ 24   3.2   Process ........................................................................................................................................ 25   Land use planning.................................................................................................................................. 26   4.1   General ........................................................................................................................................ 26   4.2   Reverse .....................................ytivitisnes................................................................................26..   Noise limits.............................................................................................................................................27   5.1   General ........................................................................................................................................ 27   5.2   Primary noise limit ....................................................................................................................... 27   5.3    28Secondary noise limit...................................................................................................................   5.4   Special audible characteristics .................................................................................................... 30   5.5   Other factors ................................................................................................................................ 31   5.6    31Cumulative effects .......................................................................................................................   5.7   ..........................................ytniaterncU.........................31................................................................   Predictions ............................................................................................................................................. 32   6.1   Methods ....................................................................................................................................... 32   6.2    33Sound power levels .....................................................................................................................   Measurements ....................................................................................................................................... 34   Page 10 of 47 This document is not a New Zealand Standard. It is a draft version of a revised standard which will be subject to review and editing including possible deletions and additions. Publication for any purpose other than making comment to Standards New Zealand about its contents is prohibited. © STANDARDS NEW ZEALAND

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6   7  

    7.1   oLitac.sno....................................................................................................................................43.   7.2   ........................................................................................................................43.nuoS........dad ..ta   7.3   ..53............ datWind....a...................................................................................................................   7.4   und kgroBac....stnemerusaem................................................................................63.....................   7.5   Post-installation measurements .................................................................................................. 36   7.6   ........mentsess esaaicnmolpC....................................................................37..................................   7.7    38Small wind turbines......................................................................................................................   8   Documentation ....................................................................................................................................... 39   8.1   Predictions ................................................................................................................................... 39   8.2    39Background sound levels.............................................................................................................   8.3   ........................................................0.4semsa ss....ne.t................................................ilpmecnaoC     Appendices APPENDIX A .................................................................................................................................................... 41   APPENDIX B .................................................................................................................................................... 42   APPENDIX C....................................................................................................................................................44   APPENDIX D....................................................................................................................................................45     Tables Table 1 – Symbols for sound quantities ........................................................................................................... 23   Table 2 – Noise limits summary ....................................................................................................................... 29   Table B1 – One-third octave-band level differences........................................................................................ 42 Table D1 – Atmospheric attenuation coefficient for octave-bands………………………………………………..46 Table D2 – A-weighting values for octave-bands ............................................................................................ 46         Figures Figure 1 – Assessment process....................................................................................................................... 25   Figure 2 – Relationship between background sound level and noise limits .................................................... 29    

Page 11 of 47 This document is not a New Zealand Standard. It is a draft version of a revised standard which will be subject to review and editing including possible deletions and additions. Publication for any purpose other than making comment to Standards New Zealand about its contents is prohibited. © STANDARDS NEW ZEALAND