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1st Sem Hotel Engg. Notes

Cold Water Systems in India: Everything You Need to Know

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Last updated: 4 July 2023

If you’re pursuing a career in hospitality or are interested in knowing more about the industry, understanding cold water systems is important. In this blog, we’ll dive into the basics of cold water systems in India, including their distribution, components, and maintenance.

Introduction

Cold water systems are an integral part of any hotel or hospitality establishment. These systems are responsible for providing clean and safe drinking water to guests and staff, and can also be used for other purposes like cooking and cleaning. In India, cold water systems face a unique set of challenges due to factors like climate, water quality, and infrastructure. In this blog, we’ll explore these challenges and discuss the best practices for maintaining and operating cold water systems in India.

Distribution Systems

The distribution system is an essential component of any cold water system. In India, these systems are typically made up of a network of pipes that transport water from a central storage tank to various points of use throughout the building. It’s important to ensure that these pipes are properly insulated to prevent heat gain and maintain the temperature of the water. Additionally, regular maintenance and cleaning of the distribution system can prevent the buildup of sediment and bacteria.

Components of Cold Water Systems

Cold water systems in India are typically composed of several components, including a storage tank, a pump, a pressure regulator, and a water treatment system. The storage tank is used to store water and ensure a steady supply of cold water throughout the day. The pump is responsible for moving water through the distribution system, while the pressure regulator ensures that the pressure is maintained at a safe level. Finally, the water treatment system is used to purify the water and remove any impurities or contaminants.

Maintenance and Best Practices

Regular maintenance is key to ensuring that cold water systems in India operate efficiently and safely. Some best practices for maintaining these systems include regular cleaning of the storage tank, replacing worn or damaged components, and monitoring the temperature of the water to prevent the growth of harmful bacteria. Additionally, it’s important to have a system in place for identifying and addressing any leaks or other issues in the distribution system.

Conclusion

Cold water systems are an essential component of any hotel or hospitality establishment, and it’s important to understand their operation and maintenance. By following the best practices for cold water systems in India, you can ensure that your establishment provides safe and clean drinking water to guests and staff.

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Syllabus BHM106

01 Maintenance

  1. Introduction
  2. Preventive and breakdown maintenance, comparisons
  3. Role & Importance of maintenance department in the hotel industry with emphasis on its relation with other departments of the hotel.
  4. Organization chart of maintenance department, duties and responsibilities of maintenance department

02 Fuels used in the catering industry

  1. Introduction
  2. Types of fuel used in catering industry; calorific value; comparative study of different fuels
  3. Calculation of amount of fuel required and cost.

03 Gas

  1. Introduction
  2. Heat terms and units; method of transfer
  3. LPG and its properties; principles of Bunsen burner, precautions to be taken while handling gas; low and high-pressure burners and their corresponding heat output
  4. Gas bank, location, different types of manifolds

04 Electricity

  1. Introduction
  2. Fundamentals of electricity, insulators, conductors, current, potential difference resistance, power, energy concepts; definitions, their units and relationships, AC and DC; single phase and three phases and its importance on equipment specifications
  3. Electric circuits, open circuits and close circuits, symbols of circuit elements, series and parallel connections, short circuits, fuses; MCB, earthing, the reason for placing switches on the live wire side.
  4. Electric wires and types of wiring
  5. Calculation of electric energy consumption of equipment, and safety precautions to be observed while using electric appliances.
  6. Types of lighting, different lighting devices, incandescent lamps, fluorescent lamps, other gas-discharged lamps, illumination, and units of illumination.
  7. External lighting
  8. Safety in handling electrical equipment

05 Water systems

  1. Introduction
  2. Water distribution system in a hotel
  3. Cold water systems in India
  4. Hardness of water, water softening, base exchange method
  5. Cold water cistern swimming pools
  6. Hot water supply system in hotels
  7. Flushing system, water taps, traps and closets.

06 Refrigeration & Air-conditioning

  1. Basic principles, latent heat, boiling point and its dependence on pressure, vapour compressor system of refrigeration and refrigerants.
  2. Vapour absorption system, care and maintenance of refrigerators, defrosting, types of refrigerant units, their care and maintenance.
  3. Conditions for comfort, relative humidity, humidification, dehumidifying, due point control, unit of air conditioning
  4. Window type air conditioner, central air conditioning, preventive maintenance
  5. Vertical transportation, elevators, escalators

07 Fire prevention and fire fighting system

  1. Classes of fire, methods of extinguishing fires (Demonstration)
  2.  Fire extinguishers, portable and stationery
  3.  Fire detectors and alarm
  4. Automatic fire detectors cum extinguishing devices
  5. Structural protection
  6. Legal requirements

08 Waste disposal and pollution control

  1. Solid and liquid waste, sullage and sewage, disposal of solid waste
  2.  Sewage treatment
  3. Pollution related to the hotel industry
  4. Water pollution, sewage pollution
  5. Air pollution, noise pollution, thermal pollution
  6. Legal Requirements

09 Safety

  1. Accident prevention
  2. Slips and falls
  3. Other safety topics

10 Security

11 Equipment replacement policy

  1. Introduction
  2. Circumstances under which equipment are replaced.
  3. Replacement policy of items which gradually deteriorates
  4. Replacement when the average annual cost is minimum
  5. Replacement when the present cost is minimum
  6. The economic replacement cycle for suddenly failing equipment

12 Audio-visual equipment

  1. Various audio-visual equipment used in hotel
  2. Care and cleaning of an overhead projector, slide projector, LCD and PowerPoint presentation units
  3. Maintenance of computers
  4. Care and cleaning of PC, CPU, Modem, UPS, Printer, Laptops
  5. Sensors – Various sensors used in different locations of a hotel – type, uses and cost-effectiveness

13 Contract maintenance

  1. Introduction
  2. The necessity of contract maintenance, advantages and disadvantages of contract maintenance
  3. Essential requirements of a contract, types of contract, their comparative advantages and disadvantages.
  4. Procedure for inviting and processing tenders, negotiating and finalizing