GB/T 30494-2014 English PDF

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GB/T 30494-2014: Ship and marine technology -- Marine wind vane and anemometers
Status: Valid

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Basic data

Standard ID: GB/T 30494-2014 (GB/T30494-2014)
Description (Translated English): Ship and marine technology -- Marine wind vane and anemometers
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: U65
Classification of International Standard: 47.020.70
Word Count Estimation: 10,111
Date of Issue: 2/19/2014
Date of Implementation: 6/1/2014
Quoted Standard: IEC 60945-2002; IEC 61162-1
Adopted Standard: ISO 10596-2009, IDT
Regulation (derived from): National Standard Announcement 2014 No. 2
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 marine wind vane and anemometer (hereinafter referred to as wind direction/speed meter) of the type, structure, function, performance and test methods. This Standard applies to the installation on the "International Convention

GB/T 30494-2014: Ship and marine technology -- Marine wind vane and anemometers

---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.
Ship and marine technology. Marine wind vane and anemometers ICS 47.020.70 U65 National Standards of People's Republic of China Ships and marine technology aerovane (ISO 10596.2009, IDT) Issued on. 2014-02-19 2014-06-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard is identical with ISO 10596.2009 "Ships and marine technology - Marine wind instrument" (in English). For ease of use, this standard made the following editorial changes. a) 8.1.1.1 increasing the introductory phrase "wind vane type driven shaft by following requirements for accuracy test."; b) 8.1.1.2 increasing the introductory phrase "ultrasonic wind vane according to the following requirements for accuracy test."; c) 8.2.1 adds the introductory phrase "weathervane following requirements should be starting wind speed checks."; d) 8.2.2 adds the introductory phrase "anemometer following requirements should be starting wind speed check.". Note that some of the content of this document may involve patents. Release mechanism of the present document does not assume responsibility for the identification of these patents. The standard proposed by China State Shipbuilding Corporation. This standard by the National Standardization Technical Committee Marine navigational instruments Technical Committee (SAC/TC12/SC5) centralized. This standard was drafted. Technical and Economic Research Institute of China Shipbuilding Industry. The main drafters of this standard. Yan Ping. Ships and marine technology aerovane

1 Scope

This standard specifies the marine wind vane and anemometer (hereinafter referred to as wind/anemometer) type, structure, function, performance and test methods. This standard is suitable for installation in 1974, as amended, "the International Convention for the Safety of Life at Sea (SOLAS)" Chapter Ⅴ Chapter 5 recommended The ship, and instructions used to measure wind direction and speed of its equipment at sea when. This standard does not apply to meteorology or scientific measurement and observation purposes vane and anemometer.

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. IEC 60945.2002 Maritime navigation and radiocommunication equipment and systems - General requirements, test methods and results of the test requirements (Maritimenavigationandradiocommunicationequipmentandsystems-Generalrequirements-Meth- odsoftestingandrequiredtestresults) IEC 61162-1 Maritime navigation and radiocommunication equipment and systems - Digital interfaces - Part 1. Single and multi-transmitter receivers (Maritimenavigationandradiocommunicationequipmentandsystems-Digitalinterfaces-Part 1. Singletalkerandmultiplelisteners)

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 Distance constant distanceconstant Within a space velocity in the propeller after the step change to achieve steady growth rate (1-1/e) or 63% of the time, the air flow through the rotary wind Speed \u200b\u200bmeter distance. 3.2 Indication error indexerror Indicated value wind/anemometer above or below the true value of money. 3.3 Operating temperature range operatingtemperaturerange Winds can reach this standard airflow measurement accuracy specified temperature range. 3.4 Wind winddirection The wind over the direction. 3.5 Winds windspeed Air flow per unit time linear movement distance. ......

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