91. What should be paid attention to when selecting rolling bearings? Answer: 1) The direction and nature of the load. 2) The requirements for self-aligning performance. 3) The speed of the bearing. 4 ...
81. What are the "five fixed" rules for the management of Single Screw Pump types of lubricating oil? Answer: For pumps, we should do the following: fixed point, fixed time, fixed quality, fixed quant ...
71.Solid-Liquid Mixing Pump what are the requirements for debugging the compression of the mechanical seal spring? Answer: The mechanical seal spring is compressed by the transmission screw by an amou ...
61. What are the inspection contents before assembling the mechanical seal? Answer: 1) General inspection: mainly check the model, specification, performance, matching size of each part and whether th ...
51. What are the effective ways to increase the medium resistance of labyrinth seal? Answer: 1) Reduce the gap, 2) Strengthen the vortex, 3) Increase the number of sealing teeth, 4) Try to convert the ...
41. What are the main contents of the Solid-Liquid Mixing Pump inspection? Answer: 1) Check whether the indication values of the pressure gauge and ammeter are in the specified area and remain stabl ...
31. How to prevent vacuum and cavitation during operation? Answer: Vacuum: There are gas and liquid in the pump, the pump cannot work, and the flow and pressure tend to zero. Cavitation: It occurs in ...
21. What are the types of mechanical rotor imbalance? Answer: Static imbalance, dynamic imbalance and mixed imbalance. 22.Sanitary Volute Pump how to measure shaft bending? Answer: After the shaft is ...
11.Sanitary Rotary Lobe Pump What should be done before overhaul? Answer: 1) Before overhauling machinery and equipment, the machine must be stopped, cooled, depressurized, and the power supply must b ...
1. What is Emulsification Pump? Answer: A pump is a machine that converts the mechanical energy of the prime mover into the energy of pumping liquid. 2. What is power? Answer: The work done per unit t ...
01 Cavitation Cavitation is the main cause of noise, vibration and reduced efficiency during the operation of centrifugal pumps. Cavitation not only affects the flow state of the fluid, but also affec ...
The bearing bush of Solid-Liquid Mixing Pump is equivalent to the outer ring of the sliding bearing. The bush is integral and moves relative to the shaft, while some bearing bushes are segmented and r ...
Each pump stirs the fluid in its own way, and each pump has its own operating characteristics and curves. But the important thing is that the centrifugal pump affects the flow rate of the liquid, resu ...
According to ISO8044 and VDI3822, corrosion is the reaction of a metallic material with its surrounding environment. In most cases, this reaction is an electrochemical reaction that only occurs in an ...
The pump unit inlet is equipped with a filter to facilitate users to prevent particles or dust from entering the equipment when installing the pipeline, which will affect the startup and use. The pump ...
Uniform corrosion Uniform corrosion is corrosion that occurs at the same corrosion rate on all or most of the surface of a Sanitary Rotary Lobe Pump. Localized corrosion The opposite of localized corr ...
The main measures to improve the anti-cavitation performance of Sanitary Centrifugal Pump are as follows: 1. Using a lower impeller inlet speed and increasing the impeller inlet diameter can reduce th ...
Sanitary Centrifugal Pump surge Cause Analysis 1. The automatic exhaust valve of the water pump fails to exhaust the air in the pump in time; 2. The inlet flow channel of the water pump is too small, ...
Vacuum pump installation (1) The vacuum pump should be installed in a dry, well-ventilated and clean place. (2) The ambient temperature of the vacuum pump is 5-40℃. (3) The vacuum pump should be insta ...
Various common problems will inevitably occur during the use of Emulsification Pump, such as the problem that the water pump flow rate cannot be reached suddenly. So how to solve this problem of flow ...
The Sanitary Negative Pressure Pump is designed to handle liquids with viscosities up to 500 cP. It will work with liquids to create positive or negative suction on the pump at flow rates up to 200 m/ ...
Dental waste gas suction unit (Single Screw Pump) This system is a dental waste gas discharge pump unit specially tailored for the medical industry, including: dental waste gas discharge pump host, pr ...
When 47-year-old Mr. Zhang walked out of Beijing Anzhen Hospital, he had an artificial heart in his body. This small gadget, weighing 186 grams and the size of a pocket watch, will help his extremely ...
Let’s start with a few basic, correct steps, regardless of pump type, model, and application. 1) The EOMM and local facility operating procedures/manuals have been carefully reviewed. 2) Each Sanitary ...
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