Convert Tons of Refrigeration (TR) to Metric Horsepower (PS)
Converting Tons of Refrigeration (TR) to Metric Horsepower (PS) is essential for various applications in HVAC systems and industrial processes. With the conversion factor of 1 TR = 4.78158 PS, you can easily determine the horsepower required for cooling systems. This conversion is particularly useful for engineers and technicians working on refrigeration and air conditioning projects.
4.781584
≈ 4 25/32 PS
Formula: PS = TR × 4.78158
Conversion Formula
PS = TR × 4.78158
Reverse: TR = PS × 0.209136
Quick mental math: For a quick mental calculation, you can estimate that 1 TR is roughly equal to 5 PS.
Conversion Examples
1 TR × 4.78158 =
4.782 PS
1 Tons of Refrigeration = 4.782 Metric Horsepower
5 TR × 4.78158 =
23.908 PS
5 Tons of Refrigeration = 23.908 Metric Horsepower
10 TR × 4.78158 =
47.816 PS
10 Tons of Refrigeration = 47.816 Metric Horsepower
25 TR × 4.78158 =
119.54 PS
25 Tons of Refrigeration = 119.54 Metric Horsepower
50 TR × 4.78158 =
239.079 PS
50 Tons of Refrigeration = 239.079 Metric Horsepower
100 TR × 4.78158 =
478.158 PS
100 Tons of Refrigeration = 478.158 Metric Horsepower
Ton of Refrigeration to Metric Horsepower Table
TR =—PS
| Ton of Refrigeration (TR) | Metric Horsepower (PS) | Fraction |
|---|---|---|
| 1 | 4.7816 | 4 25/32 |
| 2 | 9.5632 | 9 9/16 |
| 3 | 14.3448 | 14 11/32 |
| 4 | 19.1263 | 19 1/8 |
| 5 | 23.9079 | 23 29/32 |
| 6 | 28.6895 | 28 11/16 |
| 7 | 33.4711 | 33 15/32 |
| 8 | 38.2527 | 38 1/4 |
| 9 | 43.0343 | 43 1/32 |
| 10 | 47.8158 | 47 13/16 |
| 11 | 52.5974 | 52 19/32 |
| 12 | 57.379 | 57 3/8 |
| 13 | 62.1606 | 62 5/32 |
| 14 | 66.9422 | 66 15/16 |
| 15 | 71.7238 | 71 23/32 |
| 16 | 76.5053 | 76 1/2 |
| 17 | 81.2869 | 81 9/32 |
| 18 | 86.0685 | 86 1/16 |
| 19 | 90.8501 | 90 27/32 |
| 20 | 95.6317 | 95 5/8 |
Unit Definitions
What is a Ton of Refrigeration (TR)?
ImperialUnited States
A Ton of Refrigeration (TR) is a unit of measurement used to express the cooling capacity of refrigeration and air conditioning systems.
History
The term originated from the cooling effect of a ton of ice melting over a 24-hour period, which is equivalent to 12,000 BTUs per hour. This method of measuring cooling became standardized in the early 20th century.
Current Use
Today, TR is widely used in the HVAC industry to specify the cooling capacity of air conditioning units, chillers, and other refrigeration systems.
What is a Metric Horsepower (PS)?
Metric (SI)Europe, Japan
Metric Horsepower (PS) is a unit of power commonly used to express the output of engines and motors, particularly in Europe.
History
The metric horsepower was defined in the late 19th century and is equivalent to approximately 0.986 horsepower in the imperial system. It was developed to provide a more standardized measure of engine power.
Current Use
Metric horsepower is often used in automotive contexts and in the specification of electrical motors, making it essential for engineers and technicians in various fields.
Frequently Asked Questions
How does this conversion apply to HVAC systems?
In HVAC systems, the cooling capacity is often measured in Tons of Refrigeration (TR). For example, if a commercial building requires a cooling capacity of 10 TR, this translates to approximately 47.8158 PS. Understanding this conversion helps HVAC professionals ensure that the cooling equipment they select is adequately sized for the space, improving efficiency and comfort.
Can you explain how this conversion impacts energy consumption?
The energy consumption of cooling systems can be evaluated by converting TR to PS. If a system has a cooling capacity of 15 TR, it equates to about 71.7127 PS. By knowing the horsepower required, engineers can estimate energy costs and choose more energy-efficient systems, ultimately leading to cost savings on electricity bills for businesses and homeowners.
Is this conversion relevant for refrigeration in food storage?
Yes, in food storage facilities, understanding TR to PS conversion is crucial for maintaining optimal temperatures. For instance, a cold storage room that requires 20 TR of cooling will need roughly 95.632 PS. This knowledge aids in selecting the right refrigeration units to ensure food safety and compliance with health regulations.
How does this conversion relate to automotive applications?
In automotive engineering, the concept of TR can sometimes be used for understanding air conditioning systems. If an automotive air conditioning system requires 5 TR of cooling capacity, this would translate to about 23.9079 PS. This conversion helps engineers design more effective cooling systems in vehicles, enhancing passenger comfort during hot weather.
What practical applications are there for this conversion in construction?
In construction, HVAC design is critical for ensuring occupant comfort. A building project might specify a cooling requirement of 25 TR, which converts to approximately 119.5395 PS. Knowing this conversion helps contractors select appropriate chillers and cooling towers, ensuring that the system can handle the projected cooling load efficiently.
Popular Power Conversions
Watt to KilowattW → kWWatt to MegawattW → MWWatt to GigawattW → GWWatt to HorsepowerW → HPWatt to Metric HorsepowerW → PSWatt to BTU per HourW → BTU/hWatt to Kilovolt-AmpereW → kVAWatt to Ton of RefrigerationW → TRWatt to MilliwattW → mWKilowatt to WattkW → WKilowatt to MegawattkW → MWKilowatt to GigawattkW → GWKilowatt to HorsepowerkW → HPKilowatt to Metric HorsepowerkW → PSKilowatt to BTU per HourkW → BTU/hKilowatt to Kilovolt-AmperekW → kVAKilowatt to Ton of RefrigerationkW → TRKilowatt to MilliwattkW → mWMegawatt to WattMW → WMegawatt to KilowattMW → kWMegawatt to GigawattMW → GWMegawatt to HorsepowerMW → HPMegawatt to Metric HorsepowerMW → PSMegawatt to BTU per HourMW → BTU/hMegawatt to Kilovolt-AmpereMW → kVAMegawatt to Ton of RefrigerationMW → TRMegawatt to MilliwattMW → mWGigawatt to WattGW → WGigawatt to KilowattGW → kWGigawatt to MegawattGW → MWGigawatt to HorsepowerGW → HPGigawatt to Metric HorsepowerGW → PSGigawatt to BTU per HourGW → BTU/hGigawatt to Kilovolt-AmpereGW → kVAGigawatt to Ton of RefrigerationGW → TRGigawatt to MilliwattGW → mWHorsepower to WattHP → WHorsepower to KilowattHP → kWHorsepower to MegawattHP → MWHorsepower to GigawattHP → GWHorsepower to Metric HorsepowerHP → PSHorsepower to BTU per HourHP → BTU/hHorsepower to Kilovolt-AmpereHP → kVAHorsepower to Ton of RefrigerationHP → TRHorsepower to MilliwattHP → mWMetric Horsepower to WattPS → WMetric Horsepower to KilowattPS → kWMetric Horsepower to MegawattPS → MWMetric Horsepower to GigawattPS → GWMetric Horsepower to HorsepowerPS → HPMetric Horsepower to BTU per HourPS → BTU/hMetric Horsepower to Kilovolt-AmperePS → kVAMetric Horsepower to Ton of RefrigerationPS → TRMetric Horsepower to MilliwattPS → mWBTU per Hour to WattBTU/h → WBTU per Hour to KilowattBTU/h → kWBTU per Hour to MegawattBTU/h → MWBTU per Hour to GigawattBTU/h → GWBTU per Hour to HorsepowerBTU/h → HPBTU per Hour to Metric HorsepowerBTU/h → PSBTU per Hour to Kilovolt-AmpereBTU/h → kVABTU per Hour to Ton of RefrigerationBTU/h → TRBTU per Hour to MilliwattBTU/h → mWKilovolt-Ampere to WattkVA → WKilovolt-Ampere to KilowattkVA → kWKilovolt-Ampere to MegawattkVA → MWKilovolt-Ampere to GigawattkVA → GWKilovolt-Ampere to HorsepowerkVA → HPKilovolt-Ampere to Metric HorsepowerkVA → PSKilovolt-Ampere to BTU per HourkVA → BTU/hKilovolt-Ampere to Ton of RefrigerationkVA → TRKilovolt-Ampere to MilliwattkVA → mWTon of Refrigeration to WattTR → WTon of Refrigeration to KilowattTR → kWTon of Refrigeration to MegawattTR → MWTon of Refrigeration to GigawattTR → GWTon of Refrigeration to HorsepowerTR → HPTon of Refrigeration to BTU per HourTR → BTU/hTon of Refrigeration to Kilovolt-AmpereTR → kVATon of Refrigeration to MilliwattTR → mWMilliwatt to WattmW → WMilliwatt to KilowattmW → kWMilliwatt to MegawattmW → MWMilliwatt to GigawattmW → GWMilliwatt to HorsepowermW → HPMilliwatt to Metric HorsepowermW → PSMilliwatt to BTU per HourmW → BTU/hMilliwatt to Kilovolt-AmperemW → kVAMilliwatt to Ton of RefrigerationmW → TR
Convert Ton of Refrigeration to Other Units
Ton of Refrigeration to Watt→ WTon of Refrigeration to Kilowatt→ kWTon of Refrigeration to Megawatt→ MWTon of Refrigeration to Gigawatt→ GWTon of Refrigeration to Horsepower→ HPTon of Refrigeration to Metric Horsepower→ PSTon of Refrigeration to BTU per Hour→ BTU/hTon of Refrigeration to Kilovolt-Ampere→ kVATon of Refrigeration to Watt→ WTon of Refrigeration to Kilowatt→ kWTon of Refrigeration to Megawatt→ MWTon of Refrigeration to Gigawatt→ GWTon of Refrigeration to Horsepower→ HPTon of Refrigeration to BTU per Hour→ BTU/hTon of Refrigeration to Kilovolt-Ampere→ kVATon of Refrigeration to Milliwatt→ mWTon of Refrigeration to Milliwatt→ mW