What is the best chiller efficiency?
Chillers, for example, can run at optimum efficiency somewhere between 40 percent and 60 percent of peak capacity.
How can calculate chiller efficiency?
How to Calculate Chiller Efficiency
- Chiller water flows through heat exchangers.
- Calculate the chiller capacity in tons of refrigeration.
- Calculate the system efficiency by the air conditioning efficiency formula EER = Btu/hr cooling/watts consumed.
- Live lobsters must be chilled on their way to market.
What is a Trane CenTraVac?
CenTraVac® Water-Cooled Chiller They provide the safety of low pressure with continued product enhancements in a leak-tight design. Available in a wide range of cooling capacities, CenTraVac chillers provide from 120 to 2,000+ tons of cooling with 60 Hz and 50 Hz power options.
How efficient are water chillers?
In general, centrifugal chillers with variable speed drives can typically see a 10 percent to 13 percent efficiency gain for every 5 degrees of condenser water temperature relief. Constant speed chillers also benefit, but only about 5 percent efficiency gain for every 5 degrees of chilled water relief.
What is chiller efficiency kW ton?
The term kW/ton is commonly used for larger commercial and industrial air-conditioning, heat pump and refrigeration systems. The term is defined as the ratio of energy consumption in kW to the rate of heat removal in tons at the rated condition. The lower the kW/ton the more efficient the system.
How can I reduce the energy consumption of my chiller?
As the outdoor wet-bulb temperature decreases, the condenser water temperature can be decreased which can lead to energy savings. Broadly, lowering the condenser water temperature by an average of 5 °F will save about 2.5% savings in chiller energy consumption.
How do you calculate kW of a chiller?
Using the energy equation of Q = ṁ x Cp x ΔT we can calculate the cooling capacity. We add 273.15K to the celcius to convert it to units of Kelvin. The Specific heat capacity (Cp) is measured in units of kJ per kg per Kelvin. This gives us a final answer of Q = 2,500kW of cooling.
How does a Trane CenTraVac chiller work?
World’s Most Efficient Lowest Emissions Chiller The CenTraVac™ chiller has only one primary moving part—a single rotating shaft supported by two bearings. This direct drive concept minimizes the chance of failure by reducing the number of critical parts—no gear boxes, couplings, extra shafts, or shaft seals.
Where are Trane chillers manufactured?
Most Trane products are assembled in the USA! They have manufacturing facilities that assemble central air conditioners and heat pumps in Texas, New Jersey, Georgia, Arkansas, Florida, and Missouri. Even more local, some of the compressors used in Trane A/C’s are made in Sidney, Ohio!
How is chiller load calculated?
Divide Q (BTUs per hour) by 12,000 (the number of BTUs in one ton of cooling capacity). This yields the chiller capacity required to handle the process heat load in tons per hour: Example: 240,000/12,000= 20 tons/hr.
What is a good chiller COP?
Under standard rating conditions at full load operation, the minimum required coefficient of performance (COP) ranges from 2.40 to 3.06 for air-cooled chillers and from 3.80 to 6.39 for water-cooled chillers.
What is a CenTraVac® chiller?
Trane’s water-cooled chiller portfolio delivers an innovative product lineup that meets a variety of application challenges. Our CenTraVac® chiller is one of the industry’s quietest, most reliable and efficient low-emission chillers.
What kind of refrigerant does A Trane CenTraVac use?
Connectivity, flexibility and serviceability enabled by factory installed Symbio 800 unit controller Trane CenTraVac® chillers feature a time-tested and proven low-pressure design utilizing environmentally friendly refrigerants R-514A and R-1233zd.
What kind of Chiller does Trane use?
Trane Series R®Chiller – Model RTHB The RTHB offers high reliability, ease of installation, and high energy efficiency due to its advanced design, low speed/ direct-drive compressor and proven Series R chiller performance. The major advantages of the RTHB are: •99.5% reliable. •High energy efficiency. •Compact size.
What is the full load efficiency of CenTraVac?
It is selectable at an unmatched efficiency level of 0.45 kW/ton at standard AHRI conditions. The full load efficiency levels of CenTraVac chillers are simply the best available, averaging at least 15 percent better than competitive chillers.