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How to ensure the high efficiency of multi – stage centrifugal pump

Thursday, 07 September 2017 by admin
If you want to ensure the high efficiency of multi-stage centrifugal pump, then the factors which affect the multi-stage centrifugal pump will be destroyed or controlled within a certain range. We want to know the efficiency of multi-stage centrifugal pump is the volume, hydraulic and mechanical efficiency of the three multiplication of the results. Here
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Causes of Leakage of Stainless Steel Centrifugal Pump

Tuesday, 05 September 2017 by admin
Stainless steel centrifugal pump in the operation of the sudden leakage is mostly due to changes in operating conditions or operation, improper maintenance caused. 1) Take the time, cavitation or a long time to suppress pressure, leading to seal damage; 2) The actual output of the pump is too small, a large number of media
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How to do submersible pump water leakage

Thursday, 24 August 2017 by admin
Submersible pump leakage, if not very serious, generally do not need to deal with, if the submersible pump leakage, but it is necessary to take timely measures. So not only pumping the water is not efficient, and will waste a lot of resources in vain, like the pump with oil ah and so on. This
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Reasons of multi-stage pump bearing overheating

Friday, 18 August 2017 by admin
1. Installation or maintenance of multi-stage pump shaft and motor shaft size tolerance, causing vibration caused by bearing overheating. 2. The bearing is damaged and the bearing wears to cause the bearing to overheat. 3. Filling Agents, scratching the sleeve to produce overheating affect the bearing. 4. Bearing grease lubricant does not match. Too much
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Characteristics and Analysis of Frequency Conversion and Speed ​​Regulation of Centrifugal Pump

Friday, 11 August 2017 by admin
Users’ water consumption is generally dynamic, so water shortage or excess water situation occurs. And the imbalance between water and water is reflected in the water supply pressure, that is, water and water supply less, the pressure is low; water and water supply more, the pressure is large. Maintain the constant water supply pressure, so
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Submersible pump perfusion technique

Thursday, 03 August 2017 by admin
The deep well infusion techniques of deep well submersible pumps are extremely harmful to human health and the environment, and may minimize the risk of harm, as compared with other disposal technologies such as surface landfill, storage tank or incineration. Because it has the following advantages: Perfusion liquid stored in the deep geological layer, to
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Construction sewage pump how to choose?

Wednesday, 26 July 2017 by admin
Drainage pumps used in buildings are submersible sewage pumps, liquid sewage pumps, vertical sewage pumps and horizontal sewage pumps. As the general site of the building is small, the displacement is not large, the drainage pump can give priority to the use of submersible sewage pump and liquid sewage pump, which liquid sewage pump is
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Water pump vibration and noise control

Thursday, 13 July 2017 by admin
1.Use low noise water pump. 2.The pump unit should be set vibration device, the base should be installed under the rubber vibration pad, rubber vibration isolator, rubber shock absorber, spring shock absorber and so on. Refer to “Waterproof and installation of water pump and its installation Atlas” SS657.3, in the pump suction pipe and outlet
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The cause of submersible pump often trips

Thursday, 06 July 2017 by admin
Frequent use of submersible pump users will have encountered more or less tripping, then you will get the relationship between electricity, this must be caused by a short circuit, this is also a reason. In addition to a lot The reasons for the impact of submersible pump trip, you are not stable current or submersible
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Submersible pump submersible motor shaft upper structure

Thursday, 22 June 2017 by admin
The upper part of the submersible motor shaft is equipped with a labyrinth sand control and two return-mounted skeletal seals to prevent flow sand from entering the motor. The submarine motor adopts water lubricated bearing, the lower part is equipped with rubber regulating film, regulating spring, regulating the pressure chamber, adjusting the pressure change caused
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Nanjing lanshen Pump Corp.LTD., founded in 1958,after 50 years of development, is now a registered capital of 50 million yuan, with assets exceeding 400 million yuan, accounting for area of 280 acres. China’s first submersible sewage pump and mixer in the birth and to fill the gap. Currently has a centrifugal pump, switch type electric control, water treatment equipment for mass production of special machines ability to produce its own sewage plant and pumping station for more than 70% of the equipment.

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