Topic wise notes as per new NCHM-JNU syllabus (for B.Sc HHA & M.Sc HA) are are now available at our new website hospitality.institute
Visit Now
Select Page
1st Sem Hotel Engg. Notes

Gas bank, location, different types of manifolds

by

Last updated: 4 July 2023

Gas banks and manifolds are important components of gas distribution systems in the catering industry. They are used to store and distribute gas to different areas of a hotel, and they play a crucial role in maintaining a safe and efficient gas supply. In this blog, we will provide an in-depth explanation of gas banks, their locations, and different types of manifolds.

Gas Banks

A gas bank is a storage unit that is used to store gas in the catering industry. It typically consists of a series of cylinders that are connected together, and it can be located either inside or outside of a building. Gas banks are used to provide a continuous supply of gas to different areas of a hotel, and they can be filled by a delivery truck or a pipeline.

Locations of Gas Banks

Gas banks can be located either inside or outside of a building, depending on the requirements of the hotel. If the gas bank is located inside, it must be properly ventilated and have a fire suppression system in case of a gas leak or other emergency. If the gas bank is located outside, it must be protected from the elements and secured to prevent theft or damage.

Different Types of Manifolds

A gas manifold is a system that is used to distribute gas to different areas of a hotel. It typically consists of a series of pipes that are connected to the gas bank, and it can be either low-pressure or high-pressure. Low-pressure manifolds are used for heating and cooking applications, while high-pressure manifolds are used for industrial applications.

There are several different types of manifolds, including single-stage, two-stage, and multi-stage. Single-stage manifolds are the simplest type and are used for low-pressure applications. Two-stage manifolds are used for higher pressure applications, and they provide better pressure regulation and safety. Multi-stage manifolds are used for the most demanding applications, and they can provide a very precise and stable gas supply.

Conclusion

Understanding gas banks, their locations, and different types of manifolds is crucial for maintaining a safe and efficient gas supply in a hotel. By choosing the appropriate type of manifold for the application and ensuring that gas banks are located and maintained properly, hotel engineers can create safe and effective gas distribution systems for their guests.

How useful was this post?

5 star mean very useful & 1 star means not useful at all.

Average rating 2.6 / 5. Vote count: 7

No votes so far! Be the first to rate this post.

We are sorry that this post was not useful for you! 😔

Let us improve this post!

Tell us how we can improve this post?

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