热烈庆祝我司承建中国电力科学研究院声学传感器测试用声学实验室项目顺利验收-

热烈庆祝我司承建中国电力科学研究院声学传感器测试用声学实验室项目顺利验收

Warmly celebrate the successful acceptance of the acoustic laboratory project for acoustic sensor testing of China Electric Power Research Institute constructed by our company.

中国电力科学研究院有限公司(简称中国电科院)成立于1951年，是国家电网有限公司直属科研单位，是中国电力行业多学科、综合性的科研机构。主要从事超/特高压交直流输变电技术、电网规划分析及安全控制技术、输变电工程设计与施工技术、配用电技术以及新能源、储能与电工新技术、信息与通信、能效测评及节能、人工智能、碳中和等研究，研究范围涵盖电力科学及其相关领域的各个方面。

Established in 1951 as an R&D subsidiary under State Grid Corporation of China, the China Electric Power Research Institute Co., Ltd. (CEPRI) functions as the nation’s premier multidisciplinary institution advancing electric power systems innovation. Its technical portfolio encompasses ultra/high voltage AC/DC transmission system optimization, grid resilience engineering methodologies, and smart infrastructure design protocols, while conducting systematic investigations into distribution network automation, emerging energy conversion architectures, and advanced electrical engineering systems. The institute’s research agenda spans fundamental domains including artificial intelligence-driven grid intelligence solutions, electrochemical energy storage mechanisms, and carbon peaking/neutralization transition strategies, alongside core capabilities in power transmission engineering and energy utilization efficiency assessment. By integrating cross-disciplinary expertise in computational modeling, multi-energy coupling systems, and digital twin technologies, CEPRI sustains strategic dominance in power system digitalization and sustainable energy transitions. Its operational framework aligns with national objectives through energy conservation-oriented methodologies and AI-augmented safety control frameworks, establishing itself as a critical enabler for China’s dual carbon goals and global energy security imperatives.

广州丹品人工环境技术有限公司是由一批国内外多年从事各类声学技术研究、具有丰富理论和实践经验的声学专家和专业工程师团队组成，拥有自己的写字楼和工厂，工厂内建有符合CNAS标准的声学实验室，可以监控自己产品的声学技术指标及对外进行声学测试服务。通过丹品团队的艰苦奋斗和持续不断的创新与发展，其设计、生产、安装的声学实验室具有技术指标精准、绿色环保、质量耐用、外观漂亮、科技含量高的产品。

Guangzhou DP Anechoic T&E Co.,Ltd.is composed of a group of domestic and foreign acoustic experts and professional engineers who have been engaged in various acoustic technology research for many years and have rich theoretical and practical experience. It has its own office buildings and factories, and the factory has acoustic laboratories in line with CNAS standards, which can monitor the acoustic technical indicators of its own products and carry out acoustic testing services. Through the hard work and continuous innovation and development of Danpin team, the acoustics laboratory designed, produced and installed by Danpin has products with accurate technical indicators, green environmental protection, durable quality, beautiful appearance and high scientific and technological content.GZ DC Acoustic Technology Research Co., Ltd., an affiliated company of GZ DP, is a high - tech company specialized in the research and development of acoustic testing instruments. The acoustic environment provided by DP can be perfectly and seamlessly integrated with the testing instruments of DC. Therefore, it can offer a complete solution for acoustic laboratories.

声学传感器测试用减噪装置是一种专门用于在声学传感器测试过程中降低外界噪音干扰的设备。其目的是为声学传感器创造一个相对安静、稳定的测试环境，以确保测试结果的准确性和可靠性。在科研机构中，研究人员使用声学传感器研究微弱声音信号(如生物声学中的动物微弱叫声、环境声学中的细微自然声音等)时，减噪装置能够帮助他们获取更纯净、准确的声音信号，从而更好地进行数据分析和研究。具体声学设计、制造施工安装及现场实测验收简单介绍等后续资料请留意浏览本公司的官方网站中的工程案例，或扫描本公司微信公众服务号二维码得到免费推送，详细资料则请到本公司的官方网站中的下载中心免费下载。

The Acoustic Sensor Test Noise Attenuation System is a specialized device engineered to minimize external noise interference during acoustic sensor calibration and validation processes. Designed to create a controlled testing environment with optimized acoustic isolation, this equipment ensures measurement accuracy and data reliability for sensitive sound signal detection.in research institutions, when investigating weak acoustic phenomena—such as faint animal vocalizations in bioacoustics or subtle natural sounds in environmental acoustics—researchers rely on this system to acquire purified high-fidelity signals. This enhancement enables precise signal analysis and robust scientific conclusions.for technical specifications including acoustic design principles, installation protocols, on-site validation procedures, and downloadable documentation, please visit the Engineering Case Studies section on our official website or scan the WeChat Official Account QR Code for instant updates. Comprehensive technical materials are freely accessible in the Resource Center of our corporate portal.

关键词：

声学实验室;消声室；半消声室；半消音室；全消声室；全消音室；精密级消声室；精密级半消声室；精密级全消声室；隔音室(隔声室、隔音房、静音房)；隔音箱/隔声箱；混响室；试听室(聆听室、听音室)；无响室(无音室)；静音室(防音室)；噪声室(噪音室)；空气声隔声实验室；楼板撞击声隔声实验室；汽车NVH实验室；声学测量仪器；振动测量仪器；半消声室方案；声学测试设备；消声室厂家；声学工程；声学研究所；半消声室设计；全消声室设计；在线隔声室。

Acoustic Laboratory , Acoustic room;Anechoic chamber，Anechoic room；Semi-anechoic chamber，Semi-anechoic room；Hemi-anechoic chamber，Hemi-anechoic room；Fully anechoic chamber，Fully anechoic room；Professional anechoic chamber；Professional semi-anechoic chamber ,Professional hemi-anechoic chamber；Professional full anechoic chamber ;soundproof room (sound insulation room, soundproof chamber, silent room)；Sound insulation box； reverberation chamber；Listening room (listening chamber, sound listening room)；Anechoic room (noiseless room)；Silent room (soundproof room)，Noise-proof room；Noise room (noise chamber)，Noise generation room；Airborne sound insulation laboratory；Floor impact sound insulation laboratory；Automotive NVH laboratory；acoustic measuring instruments；vibration measuring instruments；Semi-anechoic chamber plan / Scheme for semi-anechoic chamber；Acoustic Testing Equipment，Acoustic Test Devices；Anechoic chamber manufacturers；Acoustic Engineering，Acoustical Engineering；Institute of Acoustics；Semi-anechoic chamber design；Full anechoic chamber design；Online sound insulation chamber，Online acoustic isolation chamber.

一、采购内容

I.Purchase Content

（1）声学传感器测试用减噪装置

二、依据标准

II. According to the standard

（1）GB/T 6882《声学噪声源声功率级的测定消声室和全消声室精密法》

（1）GB/T 6882 "Acoustic noise source sound power level determination anechoic chamber and full anechoic chamber precision method"

（2）ISO3745《声学-噪声源声功率级的测定-消声室和全消声室的精密测定法》

（2）ISO3745 "Acoustics - Determination of sound power level of noise source -Precision determination method of anechoic chamber and total anechoic chamber"

三、主要指标及项目内容

III. Main indicators and project contents

1、实验室本底噪声:空调关闭时房间内的本底噪声Lg(A)<25dB(A)；空调开启时消声器降噪性能不低于20B(A)；

1.Laboratory background noise: When air conditioner is turned off, background noise in room Lg(A) < 25 dB(A); when air conditioner is turned on, noise reduction performance of muffler is not less than 20 dB(A).

2、混响时间:100Hz时<0.6s。

2.Reverberation time: < 0.6 s at 100 Hz.

四、计量验收

IV. Measurement and Acceptance.