Showing posts with label Air Compressor tips. Show all posts
Showing posts with label Air Compressor tips. Show all posts

Saturday, 30 May 2020

Top 5 Tips to Keep Your Air Compressor Running Smoothly

With growing pressure to reduce capital expenditures due to the current economic downturn, and to implement sustainable manufacturing processes, it is imperative that we optimize our compressed air use.
Here are 5 essential tips to improve the efficiency of your compressed air system:

1) Start with a Clean Slate – Clean Your Compressor
If you want an efficient compressor, you need to have a clean filtration system.
Through a given cycle, air and oil should be sufficiently filtered out. This results in the production of cool air in constant volumes and ensures a seamless performance of the machine.
If the filters are dirty, the pressure can drop. This will make the air compressor consume more energy and exert harder just to perform the basic functions. Ultimately, this would result in the untimely wear-and-tear of the compressor.
In case, the dirt stays on for several seasons the air quality could decline.

2) Inspect for Leaks
After you’ve cleaned your air compressors, ensure that there are no air leaks.
Air leaks waste close to 20-30% of the energy generated by compressed air systems. Due to this, the performance of the tools weakens, and the efficiency of the operations reduces. This results in higher operating and maintenance costs.
The problems associated with air leaks can be identified easily and do have solutions. Regular inspection can help prevent these issues.

3) Prevent Over-Pressurization
Adhering to the tips mentioned above is important. Apart from the tips mentioned above, the air compressor load needs to be optimized as well. For this, use the lowest operating pressure suited for your requirements. According to the industrial standards, if you drop the system pressure by 2 PSI, the operating costs reduce by 1%.
Installing pressure regulators to your compressed air system is also recommended. This will decrease the machine wear-and-tear and save up to 15% of the energy generated!

also read: What is the function of an air dryer?


4) Reduce Pressure Drops
Sometimes, when compressed air travels from the compressor discharge to the actual point of use, the pressure drops. Consequently, the operators increase the generator pressure or turn up the regulators. This can increase the energy consumption.
There are two causes for this – a complicated pipework system and an inept filtration process. To counter this, the pipework should be simplified, and filters should be changed regularly. The energy will be conserved, and pressure drops reduced.

5) Conserve Heat Energy
Over 50% of compressed air systems can ensure low-cost energy conservation if used efficiently. One way to achieve efficient use of energy is to conserve heat. The heat released during the process of air compression can be reused in warehouses to warm water or produce steam for industrial processes.

Saturday, 29 February 2020

What is the working principle of air compressor?

In an air compressor, air is compressed by pulling in atmospheric air, reducing its volume and increasing its pressure. There are two types of air compressors.
  1. reciprocating type,
  2. rotary type
  • An air compressor is a versatile device used for supplying compressed at required pressure.
Eg. - for starting main engine of the ship, compressed air is required at 30 bar
-workshop purposes for removing dust
-spray paint
Air Compressor: Two Types
1. Reciprocating (Piston) Air Compressor:-
A reciprocating air compressor makes use of piston(s) to compress air and store it in a storage tank(or reservoir) .
  • Based on the number of compression stages, reciprocating compressor can be a single-stage or double-stage configuration.
  • In the single-stage unit, only one piston is used to compress air, whereas there are two pistons for air compression in the double-stage air compressor.
  • Double - stage compressor are used to compress air at higher pressure. As in double stage the air which is compressed in primary stage is input for the secondary stage.
  • For marine purpose multistage compressor is used along with inter-coolers at every stage of compression and aftercooler (for maintaining the final temperature)
since, it compresses air at much higher pressure so it is required to fit safety devices like
  • Bursting discs are fitted on the cooler shells (At water side).
  • Relief valves are fitted to discharge side for every stages.
  • Moisture drain valve (unloader) are fitted at each cooler side
  • Cooling water failure alarm.
  • Low L. O pressure alarm.
  • Delivery air high-temperature alarm on aftercooler outlet (Max 93°C)
2.Rotary Screw Air Compressor
  • These are either vane or screw type.
  • Each stage pressure rise is limited to 7 bar only.
  • It requires a high-speed drive.
(a) screw type
  • Over here, two spinning helical screws or rotors are involved for compressing air (instead of using pistons), hence the name.
  • As the screws mesh towards each other, air is compressed and pushed inside a storage tank.
(b) vane type
A centrifugal air compressor is also called a dynamic compressor.
  • It is applicable when the demand for compressed air is high.
  • In this unit, a high-speed rotating impeller increases velocity of air, which is directed towards a diffuser that converts the velocity of air into pressure.
  • A centrifugal air compressor requires more energy to operate than the other two air compressors.
Air Compressor: Working Mechanism Annair.com
  • In an air compressor, there are two major parts - a compressing system and a power source.
  • The compressing mechanism can be a piston, rotating impeller, or vane depending upon which type of compressor you are referring to.
  • As for the power, it is supplied by an electric motor or other energy sources.
  • The compressing mechanism, as the name suggests, helps in compressing atmospheric air by using energy from the power source.
  • The basic working principle of an air compressor is to compress atmospheric air, which is then used as per the requirements. In the process, atmospheric air is drawn in through an intake valve; more and more air is pulled inside a limited space mechanically by means of piston, impeller, or vane. Since the amount of pulled atmospheric air is increased in the receiver or storage tank, volume is reduced and pressure is raised automatically. In simpler terms, free or atmospheric air is compressed after reducing its volume and at the same time, increasing its pressure.
Annair Drychill Tech (I) Pvt, Ltd Mumbai Manufacture Company Unit No. 101, I Wing, Plot - K1, Udyog Bhavan-2, Additional M.I.D.C, Anandnagar, Ambernath East, Thane- 421506, Maharashtra, India. Undoubtedly it is one of the best Manufacturer Company in Mumbai.
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