Project SummaryTesting was conducted to evaluate the performance of a prototype OASys™ hybrid air conditioner, which modifies their indirect/direct evaporative cooling unit with an added direct expansion (DX) system for increased range of operation.  A test plan was developed based on the...

Project SummaryThis report summarizes the installation and assessment of advanced lighting control systems at the administrative offices of an engineering consulting firm in Northern California. Relying primarily on field testing, the project team conducted photometric and power measurements,...

Project Summary This report summarizes the installation and assessment of advanced lighting control systems at the administrative offices of a large beverage processing plant in Northern California. Relying primarily on field testing, the project team conducted photometric and power...

Project SummaryThis report summarizes the installation and assessment of advanced lighting control systems at the administrative offices of a water district location in Northern California. Relying primarily on field testing, the project team conducted photometric and power measurements, as...

Project Summary This report summarizes the functional performance and demand response (DR) potential of  three advanced lighting control technologies that were assessed in office environments in Northern California. The technologies assessed included the Adura LightPoint System,...

Project SummaryThis consolidated report summarizes the installation and assessment of electronic HID at three sites: a large manufacturing facility, a regional supermarket chain and a community college all located in Northern California. Relying primarily on field testing, the project team...

Project SummaryA significant portion of the energy in data centers is currently dedicated to provide cooling for the server equipment. Data centers must provide continuous air conditioning to address high internal heat loads (heat release from computer servers) and maintain indoor temperatures...

Solar-powered circulator technology is an emerging technology that uses solar-powered equipment to drive a radial flow process that provides laminar circulation in water and wastewater systems such as water tanks and reservoirs, wastewater ponds and lagoons In addition, it can be used to improve...

Project SummaryThis assessment will build in-depth understanding of the operation of CO2-based refrigeration systems and a validated model of the energy savings compared to the other equipment.  The measured performance of a CO2/NH3 Cascade system over a six month period was compared to the...

Project SummaryThis report describes the results of an assessment of the energy impacts resulting from use of ozone in an on-premise hotel laundry facility. The value of the natural gas saved due to the replacement of hot water with cold was the leading component of total savings.  The value...