Green Text Books

Texas Tech Optimizes Utility Plant Performance

A program of continuous energy monitoring and chiller plant optimization implemented in early 2014 at two Texas Tech University district chilled water and steam plants has saved more than $200,000 in energy costs as of June 2015 – exceeding both the universi­ty’s initial capital investment in the program and the performance guarantee under its three-year […]

Memorial Sloan Energy Reduction Program

Memorial Sloan Kettering Cancer Center

Background This Premier Cancer Center provides patient care, research and educational programs along with being staffed by the world’s best physicians and scientists. The facilities are constantly renovating and expanding to meet the growing needs of their patients in their fight against cancer. With a combined total chilled water generation capacity of 23,000 tons, the […]

Hospital Energy Efficiency Program

New York Presbyterian Hospital Improves Energy Performance

New York Presbyterian Hospital (NYPH) has two major campuses in New York City, NYPH-Cornell (Downtown) and NYPH-Columbia (Uptown). Together they comprise more than eight million square feet of research and hospital space, and include an extensive grid of legacy utility plants. These plants provide utilities that include the generation and distribution of steam, chilled water […]

Utility Plan Energy Optimization

TWU Central Utility Plant

The Situation Ron Tarbutton, Director of Physical Plant at TWU, was concerned that the CUP was operating in a sub-optimized mode. He knew that dramatic improvements could be made in its efficiency. However, he did not know the cost of installation, monitoring or the estimated ROI for implementing the process variables necessary to achieve peak […]