Inquiry on sanitary plate heat exchanger for cooling & heating milk

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Inquiry on sanitary plate heat exchanger for cooling & heating milk
  • ******@process-e.com
  • 186.4.*.*
  • 2020-11-05 09:10:12
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Inquiry details

Inquiry on sanitary plate heat exchanger for cooling & heating milk2020-11-05 09:10:12
Dear Sirs,

We will appreciate your help with thermal calculation for an existent single-section gasketed plate heat exchanger (see attached photos), intended to heat & cool cow milk for a small cheese plant as follows:
 
Existent Single section gasketed PHE:

Model:                 PHE-0.08
Serial No.            201905LDB01
Product Date:    2019-06-20
Plate area:          0.08 m2
Exchange Area: 3 m2
Pressures:          0.4 MPa

Duty: Cow milk heating & cooling for cheese making


THERMAL CALCULATION:

Case A. HEATING FOR CHEESE VAT FILL

                                                                             Cold side                             Hot side
Product:                                                             Cow milk 4.3% fat              Hot water 
Flow:                                                                   10000 L/h                            Advise L/h
Temp IN:                                                              4.0° C                                    95.0 °C
Temp OUT:                                                        60.0 ° C                                   85.0 °C
Allowable Pressure Drop:                                0.4 bar max                          0.4 bar max
Operating pressure:                                          1.5 bar                                   1.5 bar  
 
*If existent unit is not capable to HEAT milk up to 60° C, then please advise maximum temp milk can reach with this existent unit.

Case B. COOLING FOR CHEESE VAT PUMP DOWN

                                                                             Cold side                             Hot side
Product:                                                             Cold water                            Cow milk 4.3% fat              
Flow:                                                                   Advise L/h                           10000 L/h
Temp IN:                                                               4.0° C                                    63.0 °C
Temp OUT:                                                        14.0° C                                     39.0 °C
Allowable Pressure Drop:                                0.4 bar max                          0.4 bar max
Operating pressure:                                          1.5 bar                                   1.5 bar  
 
*If existent unit is not capable to COOL milk down to 39° C, then please advise maximum temp milk can reach with this existent unit.


**In other hand, If the existent unit is not suitable for any of the above cases, then please quote a new unit as per the following criteria:

Product Ports:                                                  Sanitary clamp
Media Ports:                                                          Male threated NPT
Plate material:                                                 304 or 316ss (upon availability)
Gasket material:                                             EPDM
Pressure rating:                                              7 bar 
Pressure Code:                                                None (use your standard)
Pressure certification:                                   None
Sanitary code:                                                 None
 
Please advise in your offer:
?	Lead time
?	Shipping weight & dimensions
?	Freight cost to COSTA RICA

Could you have any question please just contact me.

Kind regards,
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