The Metro Nashville District Energy System delivered more than 62-million ton-hours of chilled water last year employing nine Trane Dual Compressor CenTraVac commercial chillers. Regular inspection, evaluation and maintenance of the chillers and all other major components of MNDES has helped to keep the system running at a 99.99 percent reliability rate since 2006.
Natural gas serves as a primary fuel source for steam generation for the Metro Nashville District Energy System (MNDES). Commercial natural gas service is available under both interruptible and firm service agreements with firm service costing significantly more per unit of gas consumed. MNDES maintains an interruptible natural gas service agreement which means lower natural gas costs per unit. In periods of unusually high demand for natural gas energy, MNDES can be curtailed or limited on its consumption by the natural gas distributor in Nashville, and consumption above allotment volumes can be extremely expensive.
Metro Nashville District Energy System boiler valve replacement, new butterfly valve installation, new trap station, and replacement 6” steam valve.
Thermal Engineering Group, Inc. (TEG) has been awarded a new five-year contract to serve as Project Administrator (PA) for the Metropolitan Nashville District Energy System (MNDES). The engagement commenced May 4, 2023, to run for 12 months, with four 12-month renewal options not to exceed 60 months (five years) total. “Our primary role is to…
As natural gas prices fluctuate based on the global and national market demands, Metro Nashville District Energy System (DES) has the ability to buffer the impact of these fluctuations on the DES customers through the purchase of natural gas futures for a guaranteed price. This price hedging can, and often does, allow the DES to…
After a dozen years of testing numerous application processes and products to halt corrosion of vital components of the Metro Nashville District Energy System distribution system, project administrator Thermal Engineering Group says one solution has risen to the challenge and shows great promise with no signs of degradation after three years post application and regular…
Metro Nashville District Energy System is supporting growth and revitalization in the International District Energy Association (IDEA) quarterly District Energy magazine. International District Energy Association Article
The Metro Nashville District Energy System uses natural gas as a primary fuel source for generating and distributing steam throughout the system Large demand customers like the Metro Nashville District Energy System can purchase their natural gas as either a non-interruptible or interruptible service, but the interruptible service is priced at much lower rates. In…
Fifth + Broadway Commercial Development Comes Online as NDES Customer In April 2020, the valves were opened, and chilled water began circulating through sections of the new Fifth + Broadway development in downtown Nashville, Tennessee, making it the most recent new customer of the Nashville District Energy System (NDES.) “We’re proud to be the newest…
Specialized Coatings and Application Techniques Provide New Levels of Protection in a Variety of Challenging Environments The Nashville District Energy System’s distribution system is comprised of direct-buried piping, underground manhole structures and thousands of feet of underground tunnels that house the chilled water, steam and condensate return piping. More than forty manholes, both stand alone…