China 7.5kw-250kw 7bar/8bar/10bar/12bar Stationary Oil Injected Industrial Rotary Twin Two Stage Screw Type Air Compressor manufacturer

Product Description

Solution Description

Introduction of double stage screw air compressor 
Double phase screw air compressor in the major areas with double screw,the compression procedure by the very first stage screw and second screw through grading collection compression.
Double screw air compressor in addition to uphold twin-screw compressor has the benefits of simple composition,adaptable set up and higher performance,but also highlights the benefits of their very own productive,energy-saving:
1.can minimize the bearing load,improve quantity performance,
two.in the circumstance of some load operation,can increase efficlency,power conserving.
Double screw air compressor than twin-screw compressor energy saving up to fifteen%,each operate for 8000 hrs a year, Yearly cost savings of about two hundred thousand yuan electrical energy.
Edge of 2 phase screw air compressor 
1. Hierarchical compression to save compression work
Through the two-stage collection method, the original one-phase compression method is divided into 2 compression procedures. These kinds of a process location can minimize the ratio of every single solitary-stage compression method, which can successfully lessen the compression and compression of every single stage screw. Required drive power.
In the method of excellent gas compression, the sum of the electricity essential for solitary-phase pressure transmission and the electrical power essential for multi-phase compression is equal, but in the genuine compression approach, thanks to a collection of variables this kind of as the transmission energy decline of the coupling, the friction coefficient of the bearing and the viscosity of the coolant With the boost of the utilized power, the ineffective energy exceeding the exact same ratio is produced, so the useless power in the genuine compression process can be lowered by reducing the compression ratio of each and every stage, so that the sum of the energy required for multi-stage compression is much less than that of single-phase compression Essential energy.
two. The intermediate heat oil cools and reduces the temperature of the gas getting into the following stage. All the gasoline compression procedure is actually the approach of the friction among the fuel and the relocating areas and becoming compressed by it.
In the presence of friction, the fuel will increase in temperature thanks to friction, and there will inevitably be a craze of shadow accounts. This portion of power will be introduced in the form of force in the fastened quantity of air compression by escalating its possess stress.
The temperature increase of the gasoline increases the pressure of the gasoline by itself during the compression process and boosts the compression ratio. For that reason, it is required to shell out added energy to travel the tools to shrink the air to the desired strain price. Therefore, the two-stage screw compressor is supplied with a coolant injection curtain device.

Item Parameters

Firm Profile

Soon after Income Provider

Prior to sale
Specialist on the web salesman can solve compressor program issues for you.
Provide totally free air compressor energy preserving options to support you conserve running expenses.
Right after sale
On the internet specialist following-revenue support On-line expert right after-sales support until the problem is solved.
After commissioning, the warranty is 1 12 months or the shipping and delivery day is 16 months, which relies upon on the initial warranty of the complete machine (besides mend consumables).
The variety of spare elements is enough to guarantee excellent soon after-sales services.

FAQ

Q1: What is the rotor speed of the primary motor?
A1: 2980rmp.
Q2: What is your shipping and delivery time?
A2: Usually, 5-7 days. (OEM order: 15 days)
Q3: Can you give h2o-cooled air compressors?
A3: Indeed, we can (usually air-cooled).
This autumn: What is the payment deadline?
A4: T/T, L/C, Western Union, and many others. We can also take USD, RMB and other currencies.
Q5: Do you take customized voltage?
A5: Yes. 380V/50Hz/3ph, 380V/60Hz/3ph, 220V/50Hz/3ph, 220V/60Hz/3ph, 440V/50Hz/3ph, 440V/60Hz/3ph, or according to your demands.
Q6: What is your air compressor guarantee?
A6: One 12 months for the whole device (excluding consumable spare areas), specialized assistance can be provided according to your wants.
Q7: Can you take OEM orders?
A7: Sure, OEM orders are warmly welcome.
Q8: How about your consumer support and following-revenue services?
A8: 24-hour on the internet support, forty eight-hour problem solving commitment.
Q9: Do you have spare parts?
A9: Yes, we have.
Q10: What is the first lubricant you use on the air compressor?
A10: A overall of forty six# mineral oil.

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Choosing an Air Compressor

Considering a new Air Compressor? Here are some tips to make the decision easier. Learn the pros and cons of each type, including the differences between oil-injected and oil-free models, single stage and positive displacement. In addition, learn more about the different technologies that are available for your air compressor. It is important to choose an appropriate unit for the type of work you do. Here are some of the best compressors available today.

Positive displacement

There are several different types of air compressors, but most are positive displacement air compressors. They use a rotary or reciprocating component to compress air. The reciprocating component compresses air by reducing the volume of the chamber. Positive displacement compressors are used in bicycle pumps, chemical plants, and refrigerators. Positive displacement air compressors use multiple inlet ports. Despite the various types, the principle of operation remains the same.
Another type of positive displacement air compressor is a reciprocating piston. The piston inside a cylinder moves up and down, causing the compressed air to fill the upper part of the cylinder. These air compressors are used in a variety of different applications, including blowing bottles and gas pipelines. These air compressors can be water-cooled, lubricated, or non-lubricated. Different types have different capacities and air pressures.
A positive displacement flowmeter uses a rotating chamber that divides continuous fluid into discrete portions. The number of times the chamber is filled and discharged can be used to estimate the flow rate. The rotation speed of the measuring chamber is directly proportional to the flow rate. The drawbacks of this type of positive displacement flowmeter are that it is prone to jamming. If the fluid contains particles, it may be too thick for the meter to determine flow rate.
A negative displacement air compressor was invented in 1860 and is the oldest type of compressor. It uses two lobes positioned in a circular cavity. One rotor is connected to an engine, while the other pushes the other one to spin in the opposite direction. Negative displacement compressors are low-maintenance, but they do require more precision. They are often used in nuclear power plants because they use the kinetic energy of the rotating elements to produce pressure.

Oil-injected

Oil-flooded or oil-injected air compressors use liquid to seal and lubricate moving parts and reduce noise. Oil-flooded air compressors are effective for a variety of pneumatic tools and accessories. Some models have a thermostat that controls the amount of oil used during operation. Other types of oil-flooded air compressors are piston-type models. Here is an overview of the basic differences between these two air compressors.
An oil-injected air compressor is more expensive than a comparable oil-free air compressor, but its advantages far outweigh its disadvantages. An oil-free compressor is quieter, requires less maintenance, and has a lower price tag. It also offers a greater degree of air purity. A number of other advantages may also make this type of air compressor the better choice for many industrial settings. If you need a high-pressure compressor in a tight space, consider the benefits of an oil-free system.
Oil-injected air compressors require more maintenance than oil-free models. Both types of air compressors offer similar capacity and ISO 8573-1 Class 0 and 1-2 purity, but the oil-injected systems require more air-treatment components. They require an activated carbon filter and coalescing filter. Oil-injected air compressors will likely remain the standard for industrial air compressors for many years. And since their performance and efficiency are comparable, it may be worthwhile to invest in some point-of-use air treatment.
Both types of air compressors have their benefits. However, choosing between oil-free and oil-injected air compressors is not as straightforward as you might think. Whichever type you choose, make sure it will meet your needs. The benefits of an oil-injected air compressor outweigh their disadvantages. In general, oil-injected air compressors are more durable and can last longer than oil-free models. The only downside is their higher price.

Oil-free

When choosing an air compressor for your company, you’ll need to determine what it is going to be used for. For example, if you’re planning on using it to power multiple workers, you should consider getting an oil-free compressor. An oil-free compressor, on the other hand, is quieter and can power several workers at a time. If you’re a contractor, the most important consideration will be the type of jobs you’ll be doing. Higher air pressure means greater demand for air flow, and more pressure can damage the equipment.
Oil-free compressed air is certified 100% free of contaminants. Technically, oil-free air is not completely free of foreign matter, but it is extremely low within the limits of practical air quality. A technically oil-free air compressor might have a total oil level of 0.003 mg/m3. If you’re in need of a technically oil-free air compressor, you must install an air treatment equipment after your current compressor.
If you’re in the manufacturing industry, a good oil-free air compressor will save you money and reduce your environmental impact. Many of these tools require air compressors to work, and this equipment will ensure that they don’t get contaminated. To buy the best oil-free compressor, you should learn a bit about the different terms used by compressor repair companies. ACFM, for example, is the amount of air that can be compressed in one minute at rated conditions.
When you’re using an oil-free air compressor, you should know that the overall life of the device will be much shorter. Compared to an oil-flooded rotary screw air compressor, an oil-free compressor typically has a lifespan of 50 thousand hours. But it’s important to understand that this type of compressor can still cause damage to piping and processes. Therefore, you should choose an oil-free compressor when you need to clean air for your business.

Single-stage

A single-stage air compressor, also known as a piston air compressor, compresses air only once before storing it in a cylinder. This stored air has enough energy to power a variety of pneumatic tools, such as screwdrivers, chisels, and wrenches. These units are also ideally suited for low-flow applications and are widely used in gas stations, auto shops, and various manufacturing plants.
A single-stage air compressor uses two valves – one for inlet and one for outlet – to transfer compressed air. Both valves are actuated by springs. The inlet valve has a slight curvature to provide protection from damage. The compressor’s outlet valve opens when the pressure in the cylinder is higher than the pressure in the storage tank. The piston moves very quickly inside the cylinder, exerting a high amount of force throughout the compression process. This high piston speed is a common cause of compressor wear and tear.
A single-stage air compressor is ideal for smaller tradesmen and small construction crews. Its lightweight and compact design make it easier to transport and store. While it may be tempting to buy the first cheap air compressor you see, it’s important to balance the price against performance to choose the right air compressor for your needs. The best single-stage air compressor is one that provides excellent performance and durability. Its two-stage counterpart is designed for larger construction teams and large applications.
The main difference between a single-stage and a two-stage air compressor lies in their capacity. A single-stage air compressor compresses air only once and delivers it into the storage tank, while a two-stage compressor compresses it twice, creating double the pressure. Because of this, single-stage air compressors are cheaper and versatile than their counterparts, which means that they can be used for multiple purposes.

Low-noise

A low-noise air compressor is a type of industrial compressor that is less noisy than regular air compressors. These are generally smaller machines designed for smaller factories and workshops with a few to several employees. They are designed to handle mid-weight volumes of compressed air per day. This type of compressor is especially useful for smaller manufacturing businesses that need to produce compressed air for medical applications. Small breweries can also benefit from the low-noise capabilities of these compressors.
Low-noise air compressors come in various sizes and features. For smaller jobs, you can purchase a one-gallon model that is lightweight and portable. For larger jobs, you can purchase one with a larger tank that can provide more pressure for longer jobs. However, a larger tank will make the compressor heavier and harder to transport. To avoid this, make sure to check the size of the tank and how much power it can handle.
Considering a low-noise air compressor for your business? If so, you’ve come to the right place. There are a variety of affordable and dependable low-noise options to choose from. A CAT 10020C, for example, is designed to provide high-volume air to many outlets at once. A CAT 10020C comes with a 10-gallon tank, wheels, and a carrying handle.
Noise levels can also affect the productivity of employees. When employees work with air compressors in close proximity to each other, they may develop tinnitus. If employees are free from tinnitus because of the loud noise, they are likely to work more efficiently. Moreover, it will be easier for them to focus and communicate efficiently. If you need a compressor, a low-noise one is an excellent choice.

editor by czh 2023-01-15