Roots fan can be used in the treatment of industrial wastewater, so what are the criteria to be met at the time of selection? Roots fan editorial take you to understand. 1, adjustable In the operation of the Roots fan, the requirements of the Roots fan can automatically adjust the required air volume under constant pressure conditions, and the flow rate of the Roots fan should be adjusted to a wide range, while the adjustment efficiency should be high, only to meet these requirements in order to ensure that the biochemical system can optimize the operation of the final energy-efficient purpose, and is also the most important need for the actual operation of the project. 2, low noise The noise generated by the Roots fan is the main source of noise in the sewage treatment plant, the general sewage treatment plant needs to be covered with Roots...

Three-leaf Roots fan and two-leaf Roots fan with only one leaf difference between them, in addition to what is the difference between them? Roots fan editorial take you to understand. 1, in the case of the same center distance and radius of the outer circle, the three-lobe Roots blower of the circular leaf type has a larger displacement than that of the two-lobe. Involute lobe type Roots blower displacement and the number of rotor head has no relationship. 2, the mechanical properties of the three-lobe rotor is better, compared with the two-lobe can better ensure the clearance between the impeller and the impeller and the casing. 3, due to the characteristics of the leaf type, three-lobe pulsation than two-lobe good, so the most obvious advantage is: greatly reduce the vibration and noise, effectively reduce the noise more than 20 dB. 4, in the three-blade rotor...

Roots blower in the process of using the “injured” situation, I on the Roots blower “injury” to bring you to understand the solution. 1. For minor abrasions, you can use oil stone to polish the abrasions smooth. If the casing or wall plate abrasion area is larger, deeper layer, or corrosion is more serious and the casing bore deformation, can be corrected through mechanical processing. If the processing on the size of the impact is large, if necessary, can be used to coat, spray plating and other methods to be repaired. 2. For the occurrence of defects in the Roots blower casing, wallboard outer surface and the fixed bonding surface of the eyelet, you can use epoxy resin special filler goods putty to fill. For the working surface of a...

Roots blower aeration is the use of submerged blower that can produce a certain amount of air volume and pressure will be air or other gases through the conveying equipment and diffusion equipment to force to join the process of water or liquid, then Roots blower aeration appeared to be insufficient reasons? 1, selection error If in the selection of the time, the pressure is not enough, or the amount of sewage treatment than the actual selection of large, will lead to selection errors, resulting in insufficient aeration;. 2, aeration disk clogging In sewage treatment, the aeration disk is easy to clog. If in use, the aeration disk is heavily clogged, it will produce a reduced amount of aeration or aeration is not out of gas. 3, Roots blower failure Roots blower used for a long time, each...

Double tank Roots blower in the use of the process of insufficient air flow, so what is the reason for this? How should it be solved? 1, the blower's inlet or outlet obstacles or blocked; solution: remove the obstacles in the inlet and outlet of the Roots blower, keep it open. 2, the blower's inlet discharge pressure is insufficient, will directly lead to insufficient wind; solution is: adjust the import pressure value to reach the prescribed value. 3, its pipeline corrosion, resulting in ventilation leakage. Repair or replace the pipeline. However, if the motor has been overcurrent, and the blower regulating door has not been fully opened, this may cause insufficient wind power of the equipment. 4, The impeller of the blower...

In order to ensure that the Roots fan better and longer for our service, Roots fan use process maintenance is not less, then Roots fan specific maintenance methods are what? First, air cleaning, regular cleaning: Pay attention to the surrounding environmental health, no debris or no oil around the fan, keep good ventilation. In terms of air cleaning, regular cleaning of the fan inlet sponge filter, and with the internal cleaning of the fan in overhaul, has been able to meet the fan's cleaning requirements and production requirements. Second, fan lubrication, lubricating oil to keep in the oil window red center position, such as adding too full will be with the fan running heat overflow, too little will damage the fan. Ensure the effectiveness of lubrication facilities...

At present, in all walks of life in China, all kinds of mechanical and electrical equipment and fan supporting the motor accounts for about 60% of the national installed capacity of the motor, consuming about one-third of the national power generation. It is worth mentioning that most of the Roots fan in the use of the process of the phenomenon of big marat car, coupled with changes in production, process, etc., the need to frequently adjust the flow of gas, pressure, temperature, etc.. At present, many units still use the backward way of adjusting the stall plate or valve opening degree to adjust the gas flow, pressure, temperature, etc.. This is actually through the artificial increase in the resistance of the way, and a waste of electricity and money at the expense of meeting the process and working conditions on the gas...

Roots blower in the use of the process of overload and normal load, then overload and normal load is how to run? I will take you to understand. A blower empty load test run. (1) Newly installed or overhauled fan should be empty load test run. (2) The concept of empty load operation of Roots blower: put into operation under the condition that the air inlet and outlet valves are all open. (3) Trial run should pay attention to observe the lubricating oil splash situation is normal, such as too much or too little should be adjusted oil. (4) There is no abnormal odor or smoke phenomenon and collision or friction sound, bearing parts of the radial amplitude of not more than 0.08mm. (5) No-load operation for 30 minutes...

Roots blower in the process of summer use cooling is a very important task, so what are the common cooling methods of Roots blower? 1, fan if it is installed indoors. Conditional can be installed air conditioning. Do not pity the air conditioning and electricity costs. Because the motor temperature rises every 10 degrees, the life expectancy is reduced a lot. So indoor air conditioning, that can extend the life of the equipment, but also can reduce the exit temperature. 2, some places have noise requirements, equipped with soundproof enclosure, in the summer must open the door of the soundproof enclosure. Soundproof enclosure to form a confined space, increasing the ambient temperature, resulting in the inhalation of air temperature is high, the exit temperature is also high. Many...

Roots fan in the use of the process of maintenance can better protect the service life of the Roots fan, then how should the Roots fan maintenance? 1, disk car. First hand disk car running a circle, to ensure that the normal test machine. 2, connect the electricity. Check the power supply voltage to ensure that there is no phase shortage, and do not exceed the current when running. 3, test drive. Check the oil window, oil added to the window red center point position. Check the tightness of the belt and the joint parts are not loose. Ensure that the fan runs in the direction of the arrow, not reverse. 4、Running. When starting and stopping, open the air release valve completely first, and then turn on and off the power. Avoid emergency stop when the load is not removed. 5、Maintenance. Regularly check the oil window every week, and...

Roots fan is mainly used in sewage, poultry, aquatic and other industries, the following Roots fan editorial take you to understand in detail. 1. sewage treatment for water treatment in the aeration system to play a role in purification and sediment mixing, so that the aerobic pool to get full of clean oxygen 2. In the incinerator system can play a combustion, but also to promote the exhaust, so that the incinerator to get full combustion, play a role in energy saving, the full use of the Roots fan, Roots fan is also a kind of energy-saving fan machinery and equipment. 3. In the large and cumbersome industrial pipeline due to the Roots blower can produce high pressure plus it produces a strong flow rate of wind under this pressure for the removal of ...

Roots blower in the process of starting and shutting down what are the details that you need to pay attention to? I will take you to understand it in detail. Before starting the Roots blower, check the installation quality of each fastener and locating pin; check the installation quality of the inlet and exhaust pipes and valves; check whether the assembly clearance of the blower meets the requirements; check whether all the parts around the base of the assembly are solid whether the foot bolts are tight. Before driving, the fan should be lubricated with lubricating oil at the center of the 3mm / 2mm oil markers of the main and auxiliary tanks. The lubricating oil used in summer is 68 # mechanical oil, and 100 # mechanical oil in winter, the lubricating oil is replaced every three months. As the main oil tank...

Roots fan in the process of using the phenomenon of insufficient air volume, then what causes it? The following Roots fan editorial take you to understand. First, the Roots fan air volume is insufficient to deal with: (1) filter mesh blockage Treatment method is to replace or clean the filter. (2) seal leakage Treatment method to replace the sealing device. (3) rotor gap large treatment method with tools to adjust the gap.

Centrifugal blowers utilize the centrifugal force generated by a working rotating wheel equipped with many blades to squeeze air to achieve a certain air volume and pressure. So the Roots blower in the centrifugal blower where the difference is reflected? 1, the working principle is different: Roots blower is a volumetric fan, which relies on the rotation of the impeller to realize the air transmission. Between the impeller of the Roots blower and the inner wall of the casing, between the impeller and the wall plate, and between the impeller and the impeller, there is always a small gap, so that the gas can be transported from the inlet of the Roots blower along the inner wall of the Roots blower casing to the discharged side under the drive of the synchronous gear. Centrifugal blower work...

Roots fan in use need to pay attention to what? And what are the daily operation precautions? Roots fan editorial take you to understand. First, the precautions in the operation of the Roots fan: 1. The first time you start the Roots fan, including a long time not used before the start of the Roots fan, you should first let the Roots fan idling for 20 minutes, to check whether the Roots fan has a heat phenomenon. 2. Roots fan running to identify whether there are murmurs and noise, if there should be a timely stop Roots fan 3. Check the Roots fan pressure gauge to see if the pressure value of the Roots fan is within a reasonable range, if not within the range should be stopped in time. 4. Check the air volume at the outlet of the Roots fan to see if the...