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technical articleWhat verification evidence should show whether SAM loss…
SAM loss-schedule evidence should prove both retained data and enabled application. A table of loss values alone does not prove SAM used those losses, because SAM allows time series and custom period loss schedules to remain in the model while their enable checkboxes control application.
Cinn Song
technical articleVerification Evidence for Networked Streetlight Controls
Networked streetlight controls should be accepted only after buyer-specific value evidence is reviewed, with clear commissioning, component, and savings assumptions. For U.S. federal covered-product purchases, ENERGY STAR or FEMP efficiency requirements must remain enforceable unless a written exception applies.
Cinn Song
technical articleWhat specification scope should require bidders to state…
Require bidders to declare the storage objective at the start of the specification, then align modeling, dispatch, safety evidence, and commercial assumptions to that declared objective. The supplied sources support distinctions between long-duration grid service, commercial deployment readiness, behind-the-meter bill reduction, and front-of-meter revenue.
Cinn Song
technical articlePV-Plus-Storage Solicitation Language for Availability…
PV-plus-storage solicitations should include this requirement when submitted models include battery dispatch, hourly outputs, availability losses, or REopt/SAM-based sizing. The supported issue is that SAM documents different dispatch behavior by battery model type.
Cinn Song
technical articleAcceptance Tests for Energy-Efficient Exterior Luminaires
Acceptance testing should verify covered exterior-luminaire scope, ENERGY STAR or FEMP status at contract award, the correct FEMP LER threshold, recognized test evidence, and any written exception. The supplied sources support U.S. federal procurement requirements only; other buyers may use them as recommended criteria if adopted by contract.
Cinn Song
technical articleEnergy Storage Procurement Scope: Battery, Thermal,…
Energy-storage procurements should require technology and scope separation whenever broad storage wording could mix electrochemical batteries, thermal storage, hybrid generation-plus-storage, or standalone grid-connected storage.
Cinn Song