1、Mark Hale Managing Director of AlphaESS UKAlphaESS Your Smart EnergyAlphaESS Your Smart EnergyWho Are We?AlphaESS is a leading global smart energy storage solution provider.The company excels in providing tailored products and solutions for residential,C&I and utility projects.With 200,000+systems a
2、ctively running in over 90 countries and 15+subsidiaries in the globe,AlphaESS provides local support and enables millions of people to live with reliable,accessible and clean energy.10 GWhAnnual Production Capacity4Product Development Units15+Subsidiaries Worldwide1,500+Employees in the Globe14Year
3、s of Experience90+Countries&Regions180+Patents in ESS Technology200,000+Active ESS Systems GloballyResidential C&I Utility ScaleAlphaESS Your Smart EnergyNoise is becoming a major concern for BESS developersResidents fears&concerns:Constant hum(low-frequency tonal noise)It will be worse at night whe
4、n background levels are lowThey will have industrial noise in quiet rural settingsConstruction noise shapes residents early perception of what the site will be like when operationalSite Planning Restrictions/permission is different by location and countryAlphaESS Your Smart EnergyWhat are the source
5、s of noise in a BESS Project?BESSThermal Management systems are the biggest sources of noiseFansLiquid cooled batteries are much improved on air cooled,but they require cooling via a chillerNoise is also dependent on the power rating and temperature conditionsTypical sound power is 75dB 1mPCSFans ca
6、use noise in addition to tonal noises i.e.,hummingTypical sound power is 85dB 1mTransformers1 High voltage transformer per site1 Medium voltage transformer per PCSTypical sound power is around 70dB 1mAlphaESS Your Smart EnergyProject Design:Noise Measurement&MonitoringReal time sound monitoringEssen