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Portable Chiller

Small Portable Water Chiller Units
  • Small Portable Water Chiller Units
  • Small Portable Water Chiller Units
  • Small Portable Water Chiller Units
  • Small Portable Water Chiller Units
  • Small Portable Water Chiller Units
  • Small Portable Water Chiller Units

Small Portable Water Chiller Units

Small portable water chiller units from Tongwei are mini coolant chillers, are cooling machines from 1KW to 30KW cooling capacity that produce chilled water (usually 2°C to +30°C) and are used in cooling different equipment such as pouch  machine,Metalworking,Vacuum Pump ,wave soldering and son so.

Cooling Capacity:     1KW To 20KW 

Refrigerant:             R22/R407c/R410a/R134A/R404a

Power Supply:         220V /50HZ /60HZ/1PH  
                                208-240V/60HZ/3PH 

Compressor Brand:Panasonic Scroll Compressor

Evaporator Type:     Coil in SS Water Tank (Standard)
                                Shell and TubeType/Plate Type(Customized)
    1.What is Portable Chiller?
    An Portable Chiller refers to a unique design configuration of a self-contained chiller system, not to its mobility.Most portable chiller units will never be moved once installed,as portable chiller combines all necessary components including – the refrigeration circuit, full diagnostic touch screen controllers and electrics, process pump ,a reservoir tank and reservoir all within a single unit. 
    Portable Chiller has footprints, is mobile and is located near the process being cooled. We can offer portable chillers ranging from 1/2 ton to 60 tons(1KW to 200KW) in cooling capacity.And there are two types of portable chiller : Portable air cooled chiller and Portable water cooled chiller.

    2.Features of Portable Air Chillers
    These portable air-cooled chillers have a 41-95°F(5~35℃) operational temperature range and work in maximum ambient temperature 104°F(40℃) cooling range feature with an environmentally friendly R410A or R407C refrigerant. If your ambient temperature can reach above 50℃ ,please choose environmentally friendly R134a refrigerant for high ambient temperature.
     
    Other standard features of the portable air-cooled chillers we supply include:

       ▪ Full diagnostics panel
       ▪ Reservoir tank
       ▪ Brazed plate/shell and tube/coil in water tank heat exchanger
       ▪ Pressure gauges (refrigerant and pump)
       ▪ Hot gas bypass valve
       ▪ Fin style condenser
       ▪ Filter dryer and moisture indicator
       ▪ Compact design with portable wheels
       ▪ Simple&easy installation low maintenance cost


    3.How Does An 20KW Portable Air Cooled Water Chiller Work?




    4.
    What Are The Main Components Of Portable Chiller?

    4.1 Compressor
    The compressor is the key mover in Portable Air Cooled Water Chiller because it produces pressure variations to stir the refrigerant around.
    For 20KW portable air cooled chiller unit , which is with two units 4HP Panasonic brand compressor, using R410A/R407C refrigerant,this brand compress is with high refrigeration efficiency,low noise ,energy saving,environmental protection and durability,safety and stability. 

    Panasonic Compressor


    Danfoss Compressor

    4.2 Evaporator
    The evaporator is a crucial component of industrial air cooled chiller, as it is responsible for extracting heat from the liquid being cooled,it is located between the compressor and the expansion valve. There are three types of evaporators : coil in water tank evaporator , shell and tube evaporator, 304SS stainless steel plate type evaporator. 

    Coil in SS Water Tank Evaporator


     SS Plate Type+ Water Tank Evaporator



    Shell and Tube Evaporator

    4.3 Water Pump
    The water pump is designed to increase the pressure and the flow of the chilled water in a closed space. 
    the water pressure water pump for chiller is about 2 bar , but if you need more higher water pressure , pls tell us when you inquiry .For example ,when you use chillers for cooling bottle blowing machine ,the water pressure for water pump need about 4 bar .


    Water Pump


    High Pressure Water Pump

    4.4 Condenser

    The condenser for industrial air cooled chiller is equipped with efficient cross-seam fins and female threaded copper tubes for high heat exchange efficiency and good stability.Its function is to cool down the refrigerant steam released from the compressor into a liquid or gas-liquid mixture.

     
    Aluminum fin+fan Condenser

    4.5 Controller Panel
    Tongwei chillers use precision digital temperature controller, it RS485 communication port,which can do remote monitoring and control. Simple operation, low failure rate, high safety factor, easy installation.


    Controller Panel

    5. How I Can Choose The Right Portable Chiller?

    There are four important chiller specifications you need consider when you choose a chiller for your application :the voltage required for operation, the associated pump horsepower and flow rate (contact us for custom selection), refrigerant, and the evaporator type.

    5.1 Power

    Different countries and regions have different standards for industrial electricity, the common power supplies are 208-230V, 380-420V,440-480V,50Hz or 60Hz, 3phase.

    Such in Philippines ,the power supply is 220V 60HZ 3PH , 380V 60HZ 3PH ,460V 60HZ 3PH;

    in Singapore and Malaysia ,the power supply is 415V 50HZ 3PH;

    in Mexico ,the power supply is 220V 60HZ 3PH;

    In USA ,the power supply is 208V 60HZ 3PH;575V 60HZ 3PH;480V 60HZ 3PH and so on

    5.2 Water Pump

    When you decide the capacity/tonnage of the chiller, we will recommend you the suitable pump in KW,which standard water pump is about 2 bar .If you need more high water pressure , please us when you inquiry.

    5.3 Refrigerant

    R22, R410A, R407C, R404A, R134A are optional choices.

    R22: good cooling effect, but R22 is considered a powerful greenhouse gas, so it’s forbidden in most countries.

    R410A: eco-friendly, R-410A has replaced R-22 as the preferred refrigerant for use in residential and commercial air conditioners in Japan, Europe, and the United States. R-410A operates at higher pressures than other refrigerants.

    R407C: a good replacement for R22, good cooling effect.

    R404A: suitable for application that requires low temperature(below -10°c).

    R134A: a non-flammable gas used primarily as a “high-temperature” refrigerant, suitable for air-cooled chiller working at a high ambient temperature above 50℃.


    5.4 Evaporator Choose

    Chillers generally have two types of evaporators: one is coil in water tank evaporator ,the other one is shell and tube evaporator.

    Coil and tank evaporator, which has a built-in water storage tank for more convenient use,so there’s no need for extra buffer tanks. This is also our standard evaporator for chiller , if you don’t have buffer tank ,we just use this evaporator for your chiller.(See Above 2.2)

    Shell and tube type evaporator, which requires an additional water buffer tank to connect .(See Above 2.2)


    6.Contact Us to Learn More About Our Portable Air-Cooled Water Chiller 

    Don’t delay in making the best decision for your manufacturing business and your future by increasing your production capabilities with an air-cooled chiller. Contact us today for more information on a portable air cooled chiller.
    Our probessional team will help you with any questions you have on our portable air-cooled chiller units. We look forward to hearing from you!


    1.How does a chiller system work?
    Chiller has two circulation,one is process water circulation,the other is refrigerant gas circulation.Heat picked up from the process.Heat transfers to refrigerant circulation.Heat is remove to air or water.

    2.How to calculate right cooling capacity for chillers?
    One of the most frequently ask about how we can know the cooling capacity for chillers. Let’s see the below formula.
    Cooling Capacity(kw)= Flow Rate(m3/h)*Temp Change(T1-T2)/0.86
    Heat Load= C(specific heat)* M(quality output per hour )*Temp Change(T1-T2)
    Oversize the chiller by 20% Ideal Size in KW = KW x 1.2
    Noted : T1:Incoming Water Temperature (℃)      T2:Required Chilled Water Temperature(℃)    
        
    For example, what size of chiller is required to cool 5m³ water from 25°c to 15 °c in 1 hour?
    Temperature Differential = 25℃-15℃=10℃
    Water Flow Rate = 5 m³/hour
    Cooling Capacity in KW = 5 x 10 ÷ 0.86 = 58,14 KW
    Oversize the chiller = 58.14 x 1.2 = 69.76 KW
    69.96kw cooling capacity for chiller is required.

    3.Types of chiller system?
    There are two types of chiller :Air Cooled Chiller and Water Cooled Chiller.
    Water cooled chiller needs a separated water cooling tower and water cooling pump ,if you don‘t have exsiting water cooling tower,we suggest you use air cooled chiller; But if your ambiemt temperature is very high above 55℃ ,we suggest you use water cooled chiller , as it is easier to dissipate heat for water cooled chiller with water cooling tower.

    4.Whether chillers need built-in Tank or not?
    In a chiller system, a tank is usually equipped to buffer the thermal load of the chiller.
    But should we choose a built-in type of tank or an external type of tank?
    A chiller with a built-in tank is easier to install and can be used simply by connecting a water pipe to your application. 
    But it has a limited capacity and is not suitable for applications with larger chilled water demands.External tank’s capacity can be customized according to specific needs. 
    It can buffer a larger heat load, store more chilled water, but the installation will be more troublesome.
    If you don‘t have external water tank ,we suggest our chiller built-with water tank ,which is easy for you to install.

    5.Cooling capacity unit conversion?

       1 KW=860 kcal/h ; 

       1 TON=3.517 KW; 

       1 KW=3412 Btu/h;

    6.This chiller could do heat recovery?
    Yes,please kindly send us the temp and water volume per hour.

    7.Chiller maintenance?
    Step 1: Keep Tubes Clean
    Step 2: Ensure a Leak-free Unit
    Step 3: Sustain Proper Water Treatment(prevent scale, corrosion)
    Step 4: Analyze Oil and Refrigerant
    Please submit your basic information, we will contact you as soon as possible!

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