2026-04-10Views:
Want to know what factors have an impact on the oil-free air compressor, we must first understand the working principle of the oil-free air compressor.
The core of the oil-free air compressor is the outstanding two-stage compression host. The rotor is finished in twenty processes to achieve unparalleled accuracy and durability of the rotor line. The interior is equipped with high-quality bearings and precision gears to ensure the coaxiality of the rotor and make the rotor fit accurately, thereby maintaining long-term, efficient and reliable operation.
Working principle of oil-free air compressor
the oil-free air compressor is a miniature reciprocating piston compressor. The motor is driven by a single shaft and symmetrically distributed crank and rocker mechanical structure. The main movement is the piston ring, and the auxiliary movement is the aluminum alloy cylindrical surface. The piston ring is self-lubricating without adding any lubricant.
The compressor causes the volume of the cylindrical cylinder to change periodically through the reciprocating motion of the crank rocker, and the cylinder volume changes in opposite directions twice a week after the motor runs.
When the positive direction is the cylinder volume expansion direction, the cylinder volume is vacuum, the atmospheric pressure is greater than the air pressure in the cylinder, and air enters the cylinder through the air-facing valve. At this time, it is the suction process: when the opposite direction is the volume reduction direction, the gas entering the cylinder Under compression, the pressure in the volume increases rapidly. When it is greater than the atmospheric pressure, the exhaust valve is opened. At this time, the exhaust process.
The structural arrangement of the single-shaft and double-cylinder makes the gas flow rate of the compressor twice that of the single-cylinder at a certain rated speed, and makes the vibration and noise generated by the single-cylinder compressor be well resolved, and the overall structure is more compact.
Knowing the working principle, let's talk about what factors will affect the use of oil-free air compressors
1. Exhaust pressure
the greater the discharge pressure of the compressor, the more energy consumption. The sum of the use pressure, pipeline resistance loss and the pressure drop of the supporting equipment is determined as the lower limit of the rated exhaust pressure of the screw air compressor. Under normal circumstances, the path of the gas pipeline should be selected larger. In order to reduce resistance loss and achieve the purpose of reducing energy consumption in long-term operation. The greater the discharge pressure of the compressor, the more energy consumption. So do not use high discharge pressure compressor
2. Exhaust volume
calculate the actual total gas consumption ξ 1.1-1.2 coefficient, as the selection of exhaust volume of the model, such as the selection is too low, can not reach the specified value of gas equipment, the selection is too large, resulting in load reduction energy consumption, load reduction operation is not economical. At the same time, the purchase cost of large displacement screw air compressor is higher.
3. Compressed air quality
according to the industry gas equipment on the compressor gas requirements, should be appropriate to buy screw air compressor and supporting equipment. The following points need to be considered:
1) To reduce the oil content in the compressed gas, a degreasing purifier can be used. If the treatment index is high, multi-stage treatment can be selected.
2) To reduce the water content in the compressed gas, water removal equipment can be used.
The oil-free air compressor has compact structure, novel and beautiful style, stable performance, large gas production, stable machine operation, low noise, low temperature, and energy saving 0.2-1kw/h compared with similar products. Therefore, as long as the factors affecting the use are paid attention to, it can give full play to its own advantages and ensure the quality and quantity of its work.
Each of the main components of the oil-free air compressor to ensure their normal operation, in order to ensure product quality. To ensure that customers on the quality, price, delivery time requirements, to learn more about the oil-free air compressor and oil-free air compressor manufacturers product surface of any demand please contact us, including technical advisory services, we will serve you wholeheartedly.
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Most of the ordinary energy-saving air compressors are permanent magnet variable frequency air compressors. Generally speaking, the air compressor has a great chance of running for a long time under full load, so the design capacity of the limit motor to meet the demand of the air compressor will be too large. In fact, the proportion of light load operation is very high. If an oil-free screw air compressor is used, it can be continuously adjusted according to the load, and various parameters can be kept at stable values.
The simplest point is to see whether it contains a frequency converter, and the second is to see whether the motor changes its speed according to the actual working conditions during operation. There are many factors to look. Speed directly affects the oil pressure and high and low pressure. I can see whether there is frequency conversion in current or not. Literally understood, the speed of the variable frequency air compressor is almost the same as the fixed frequency under the working state. When the air compressor is not in the pumping state, the motor frequency will automatically drop and the input power will be reduced to achieve the effect of energy saving.
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