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The comparison of variable frequency constant pressure water supply and non-negative pressure water supply First of all, the properties of non-negative pressure water supply equipment and variable frequency constant pressure water supply equipment are the same, and the functions are also the...
The pump in long-term operation sometimes has the phenomenon of cavitation and cavitation. The impeller will be damaged by cavitation, which will affect the continuity of the medium fluid, greatly reduce the power and flow of the pump, and cause the pump to have severe noise and sensation. The...
10 Pump Tortures Overload Working too far from the rated design point for extended periods of time, whether in flow, pressure or speed, will damage your pump and shorten its lifespan. Hunger Never do pump maintenance, change grease/oil. Pumps, like trucks, require frequent, periodic maintenance...
When conveying concentrated sulfuric acid, the corrosion resistance of cast iron pumps is indeed higher than that of stainless steel pumps, but when conveying weak acid, weak alkali and salt-containing media, the corrosion resistance of stainless steel pumps is better than that of cast iron...
How long will the centrifugal pump burn out? In the operation of the centrifugal pump, the idling of the pump is not allowed. The majority of users "talk about the tiger's discoloration" about the idling of the centrifugal pump. In fact, the centrifugal pump will not cause damage...
Introduction to the terms of centrifugal pump: water hammer Water hammer is a term that goes by many names, such as fluid hammer, hydraulic transient, fluid transient, or surge. It is a colloquial expression for the hydraulic shock that occurs when a moving fluid (usually a liquid) is forced to...
The mechanical seal can also be called an end face seal, which is perpendicular to the end face of the rotation axis. Under the action of the fluid pressure on the end face and the external elastic force of the compensation machine, it relies on the auxiliary seal to keep fit with the other end...
Nine wrong ways to damage the water pump As a water source conveying and pressurizing device, the water pump plays an important role in the water supply system. There are often some faults in the use of the water pump, and most of the faults are caused by improper use. 01 Overload Whether it is...