Battery sizing

[robharris]

we are trying to size a battery system to an existing PV system.  we have put in a load profile and PV system. It has given is a recommendation HTW of 89.5kWh. what does HTW mean

[developer_mh]

Dear robharris,

Thanks a lot for your question. HTW is stands for the University of Applied Sciences of Berlin ("Hochschule für Technik und Wirtschaft" in German). The research group led by Prof. Dr. Volker Quaschning published a detailed analysis and recommendations for the storage size (both in terms of power and energy):

Parts of the study in English

Website of the research group

Kind regards,

Martin