Alfa Laval ViscoLine - VLC 104 Instruction Manual
Alfa Laval ViscoLine - VLC 104 Instruction Manual

Alfa Laval ViscoLine - VLC 104 Instruction Manual

Hygienic tubular heat exchanger; cip and water heating

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INSTRUCTION MANUAL
ViscoLine
- VLC
Hygienic Tubular heat exchanger
CIP and water heating
Rev January.2012
0

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Summary of Contents for Alfa Laval ViscoLine - VLC 104

  • Page 1 INSTRUCTION MANUAL ™ ViscoLine - VLC Hygienic Tubular heat exchanger CIP and water heating Rev January.2012...
  • Page 2 TO THE USER 1. HEALTH AND SAFETY INFORMATION 1.1 Safety precautions 1.2 Plant integrity 2. TECHNICAL DEFINITIONS 3. VLC TECHNICAL DESCRIPTION 3.1 ViscoLine™ -VLC Multitube heat exchanger description 3.2 Technical data for Multitube unit VLC 4. MEDIA REQUIREMENTS 5. INSTALLATION 5.1 General 5.2 Pre-installation work 5.3 Installation personnel...
  • Page 3 TO THE USER This instruction manual is the instant guide to your Alfa Laval equipment. Alfa Laval recommends that you study this manual carefully before attempting to install and operate the equipment described in the manual. In particular you must observe all hazard notices and other health and safety instructions at all times and in full.
  • Page 4: Health And Safety Information

    1. HEALTH AND SAFETY INFORMATION This instruction manual contains important hazard information. The hazard information is prioritised into Warning and Caution notices, all of which appear in this chapter. The appearance of a warning symbol elsewhere in this manual means that you must refer to the appropriate Warning or Caution notice in this chapter before proceeding.
  • Page 5 WARNING! Heavy equipment Handle the contents with care, when unpacking crates containing Alfa Laval ViscoLine™ equipment. These equipments are heavy and, if handled carelessly, they may fall and cause major injuries to persons in close proximity.
  • Page 6 Ice damage In chilling operations where there is a potential risk of freezing the product, the growth of ice may damage the Alfa Laval ViscoLine™ tubes. Ensure that the plant is equipped with adequate sensing devices for such applications. CAUTION! Chlorination of equipment Chlorine is sometimes used as a growth inhibitor in cooling water systems.
  • Page 7: Technical Definitions

    2. TECHNICAL DEFINITIONS Tubular heat exchanger: Consist of an external shell and multiple inner tubes used to transfer heat from one fluid to another. Multi -tube VLC type, is a variant of VLM and particularly used for water and CIP solution heating with steam as service media.
  • Page 8 3. VLC TECHNICAL DESCRIPTION ViscoLine™-VLC Multitube heat exchanger description The ViscoLine™-VLC heat exchanger operates on the classic shell and tube principle, with the product flowing through a group of parallel tubes and the service medium between and around the tubes. Turbulence for efficient heat transfer is created by helical corrugations on the tubes.
  • Page 9 Flange Gasket Union Gasket Figure 2. Gasket locations on VLC unit Rev January.2012...
  • Page 10: Technical Data

    These labels are the main technical specifications for the heat exchanger. Manufacturer Alfa Laval (India) Limited Std. Design pressure Tubes: 1600 kPa (232 PSI) - 16 bar Shell: 1100 kPa (159 PSI) - 11 bar Design temperature -20/190 ° C (-4/374° F) Actual temperature limits vary due to different requirements in the pressure vessel codes.
  • Page 11: Media Requirements

    Steam supply for the ViscoLine™-VLC General requirements for the steam supply The steam supply to the Alfa Laval ViscoLine™-VLC heat exchanger plant must conform to the following general requirements: The steam supply must be of good quality and free from condensate and air.
  • Page 12 1) Our modules have a mechanical guarantee of 12 month. 2) Material guarantee. Alfa Laval guarantee 316L and 304 material when : - Using hot water above 80 degC water must have between (8-9)mg/l chloride. - Using hot water below 80 degC water can have 100 mg/l chloride.
  • Page 13: Pre-Installation Work

    5. 2 Pre-installation work Site preparation Prior to the delivery of Alfa Laval ViscoLine™-VLC, the premises should be made ready to receive the equipment. Check that doorways and passages are of sufficient width to allow the equipment crates to pass, and that they are free of obstructions.
  • Page 14: Unpacking And Inspection

    5. 4 Storage If the Alfa Laval ViscoLine™-VLC equipment is to be stored prior to installation then it must be kept under Class B conditions, namely under a roof in a ventilated building that has a dry floor. This avoids damage or deterioration of the equipment during storage.
  • Page 15 Positioning and assembly procedure 1. The VLC unit has to be preferably placed vertically or at least with a 10° incline to the floor to facilitate product and service media drain. 2. Use pipe holders of suitable size to hold the VLC units onto a frame structure or on a wall.
  • Page 16 Commissioning personnel To ensure that the Alfa Laval ViscoLine™-VLC installation is of the highest quality, the following commissioning checks must be carried out: 1. Check that all supplies to VLC unit (media pressure and temperatures) are in accordance with the requirements stipulated on the name plate placed on each unit.
  • Page 17: Operation

    Start up, operation and stop procedures To ensure the safe, easy and efficient operation of the Alfa Laval ViscoLine™-VLC heat exchanger system, please follow the following guidelines: 1.
  • Page 18: Preventive Maintenance

    Preventive maintenance WARNING! Before commencing repair and maintenance of a Alfa Laval ViscoLine™-VLC heat exchanger unit, carefully read the warning and caution notices in chapter 1. Take all necessary precautions to guarantee the safety of personnel and avoid risk of damage to the equipment.
  • Page 19 4. Exchange the gasket for a new item according to the spare parts list in section 9. 5. Assemble the flange set. Note In order to achieve good performance from the Alfa Laval ViscoLine™-VLC units it is imperative that the correct quality of O-rings is used. See separate spare parts list in section 9.
  • Page 20 Refer to the table presenting different velocities for different multitubes and monotubes. Cleaning agents The following cleaning agents are recommended by Alfa Laval: NaOH A solution of (1-2)% by weight of NaOH at a maximum temperature of 70° C. Dissolve 1 kg of caustic soda in 100 lit.
  • Page 21 High Proteïn Products Low Proteïn Products High content of Low content of Cooler Cool/Heat Heater Insolubles Insolubles Cycle Daily Weekly Daily Daily Weekly Daily Weekly Rinse Acid Rinse Rinse Acid Rinse Stop STOP STOP STOP STOP STOP STOP STOP Sterilize Sterilization by heat Circulate water or steam at a temperature up to 140 °...
  • Page 22: Troubleshooting

    Trouble shooting VLC heat exchanger units are of robust constructions and have no moving parts: consequently the development of serious faults in the system is unlikely. The Table below summarizes possible minor faults that may occur, suggests the probable causes of the faults and gives the means by which they can be eliminated. Symptom Possible cause Action...
  • Page 23: Spare Parts

    9. SPARE PARTS Alfa Laval ViscoLine™-VLC heat exchangers are welded units that have a minimal requirement for spare parts. The only possible spare part required, is the gaskets for the SMS unions (product, inlet and outlet unions) and gaskets on the flanged (service media, inlet and outlet) connections.
  • Page 24 Rev January.2012...
  • Page 25 SMS Unions on Product Side Rev January.2012...
  • Page 26 SMS Union – Seal Rings Rev January.2012...
  • Page 27 Flanges on Service Media Connection Flanges on the VLC unit is based on EN 1092-1, PN16. The table below summarizes the dimensions of the flanges and the gaskets used on your VLC units. Rev January.2012...
  • Page 28 For advice concerning the Alfa Laval ViscoLine™-VLC Heat Exchanger contact: Alfa Laval Copenhagen A/S Beverage & Viscous Food Market unit Maskinvej 5 Telephone: +45 39536539 DK-2860 Söborg, Denmark E-Mail: martin.ekeberg@alfalaval.com Rev January.2012...

This manual is also suitable for:

Viscoline - vlc 129Viscoline - vlc 154Viscoline - vlc 154 – 3 m

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