湖州南洋電機有限公司成立于2001年07月25日，位于浙江省湖州市南潯區(qū)南潯鎮(zhèn)潯織路1888號，是一家以從事電氣機械和器材制造業(yè)為主的企業(yè)。經(jīng)營范圍包括一般項目：電機制造；電機及其控制系統(tǒng)研發(fā)；微特電機及組件制造；家用電器制造；機械零件加工等。

Huzhou Nanyang Electric Motor Co., Ltd. was established on July 25, 2001. It is located at No. 1888, Xunzhi Road, Nanxun Town, Nanxun District, Huzhou City, Zhejiang Province. It is an enterprise mainly engaged in the manufacturing of electrical machinery and equipment. Its business scope includes general items: motor manufacturing; research and development of motor and its control system; manufacturing of micro and special motors and components; manufacturing of household appliances; machining of mechanical parts, etc.

廣州丹品人工環(huán)境技術(shù)有限公司是由一批國內(nèi)外多年從事各類聲學(xué)技術(shù)研究、具有豐富理論和實踐經(jīng)驗的聲學(xué)專家和專業(yè)工程師團隊組成，擁有自己的寫字樓和工廠，工廠內(nèi)建有符合CNAS標準的聲學(xué)實驗室，可以監(jiān)控自己產(chǎn)品的聲學(xué)技術(shù)指標及對外進行聲學(xué)測試服務(wù)。通過丹品團隊的艱苦奮斗和持續(xù)不斷的創(chuàng)新與發(fā)展，其設(shè)計、生產(chǎn)、安裝的聲學(xué)實驗室具有技術(shù)指標精準、綠色環(huán)保、質(zhì)量耐用、外觀漂亮、科技含量高的產(chǎn)品。

GZ DP Anechoic T&E Co., Ltd. is composed of a team of acoustic experts and professional engineers who have been engaged in various acoustic technology researches at home and abroad for many years and possess rich theoretical and practical experience. It owns its own office building and factory. There is an acoustic laboratory that meets the CNAS standards in the factory, which can monitor the acoustic technical indicators of its products and provide external acoustic testing services. Through the arduous efforts and continuous innovation and development of the Danpin team, the acoustic laboratories designed, produced and installed by it have products with accurate technical indicators, being environmentally friendly, durable in quality, good-looking in appearance and high in technological content.

半消聲室不僅是聲學(xué)測試的一個特殊實驗室，而且是測試系統(tǒng)的重要組成部分，實際上它也是聲學(xué)測試設(shè)備之一，其聲學(xué)性能指標直接影響測試的精度。具體聲學(xué)設(shè)計、制造施工安裝及現(xiàn)場實測驗收簡單介紹等后續(xù)資料請留意瀏覽本公司的官方網(wǎng)站中的工程案例，或掃描本公司微信公眾服務(wù)號二維碼得到免費推送，詳細資料則請到本公司的官方網(wǎng)站中的下載中心免費下載。

The semi-anechoic chamber is not only a special laboratory for acoustic testing but also an important part of the testing system. In fact, it is also one of the acoustic testing equipment, and the acoustic performance indicators of it directly affect the testing accuracy. For follow-up materials such as specific acoustic design, manufacturing, construction, installation and a brief introduction to on-site actual measurement and acceptance, please pay attention to browsing the project cases on the official website of our company, or scan the QR code of the WeChat public service account of our company to get free push notifications. For detailed materials, please go to the download center on the official website of our company to download them for free.

關(guān)鍵詞:消音室、消聲室、靜音室、混響室、半消音室、半消聲室、全消音室、全消聲室、聲學(xué)測量儀器、振動測量儀器;

Keywords: soundproof chamber, anechoic chamber, quiet chamber, reverberation chamber, semi-soundproof chamber, semi-anechoic chamber, fully soundproof chamber, fully anechoic chamber, acoustic measuring instruments, vibration measuring instruments.

一、采購內(nèi)容

1.半消聲室;

I. Purchasing Content

1. Semi-anechoic chamber;

二、依據(jù)標準

1.GB/T 6882《聲學(xué) 噪聲源聲功率級的測定消聲室和全消聲室精密法》

2.ISO 3745《聲學(xué) 噪聲源聲功率級的測定-消聲室和全消聲室的精密測定法》

II. Basis of Standards

1. GB/T 6882 "Acoustics - Determination of Sound Power Level of Noise Sources - Precision Methods for Anechoic Chambers and Fully Anechoic Chambers"

2. ISO 3745 "Acoustics - Determination of Sound Power Level of Noise Sources - Precision Methods for Anechoic Chambers and Fully Anechoic Chambers"

三、主要指標及項目內(nèi)容

1、半消聲室安裝項目建設(shè)方案及使用材料全部由乙方負責設(shè)計安裝;

2、半消聲室安裝項目內(nèi)部的有效凈尺寸、截止頻率、自由場半徑均按雙方合同約定執(zhí)行;

3、當外界環(huán)境噪聲:Len(A)≤62dB(A)，周圍無異常低頻噪聲源干擾(如砸地、打樁、沖擊)時，半消聲室內(nèi)本底噪聲Lgn(A)≤16dB(A);截止頻率:Fc≤100Hz。

III. Main Indicators and Project Contents

1. The construction plan and the materials used for the installation project of the semi-anechoic chamber shall all be designed and installed by Party B.

2. The effective net internal dimensions, cut-off frequency and free-field radius of the installation project of the semi-anechoic chamber shall be implemented in accordance with the contract agreed upon by both parties.

3. When the external ambient noise: Len(A) ≤ 62 dB(A), and there is no interference from abnormal low-frequency noise sources (such as ground pounding, piling, and impacts) around, the background noise Lgn(A) in the semi-anechoic chamber shall be ≤ 16 dB(A); Cut-off frequency: Fc ≤ 100 Hz.

四、計量驗收

IV. Measurement and Acceptance

本底噪聲

noise floor

驗收報告

Acceptance Report

五、完工照片

V. Completion Photos

更多具體內(nèi)容歡迎來電咨詢，或掃描下方二維碼獲取我司更多動態(tài)。

For more specific details, you are welcome to call for consultation or scan the QR code below to get more updates of our company.