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Recent content by OMNENG

  1. OMNENG

    sea water pumps discharge manifold- materials and coating

    I thibk it is made of mild/carbon steel and corrocoat internal coating
  2. OMNENG

    sea water pumps discharge manifold- materials and coating

    Dear Experts, Our manifold which is used to discharge sea water is having problems since several months. It started having pin holes and leaks at welding joints. Do you know any technology which repair such manifold easily ? Otherwise, what materials and internal/external coating you recommend...
  3. OMNENG

    Ambient temperature for motors

    Hello Experts, If a pump motor is designed for 40 C ambient temperature was put in a place where temperate is always above 40 c for more than three months each year;what you think will happen? will the motor get burned? will its performance be affected? I will appreciate your opinions and...
  4. OMNENG

    Adjustable impeller pumps

    Artisi,you are scolding as usual the flowrate: 20,000 m3/hr, Applicatio: sea cooling water; Head: 35 m
  5. OMNENG

    Adjustable impeller pumps

    Dear Pump Experts, I just came to know that there is a technology in the market that allows adjusting impeller vanes angle. I understand it helps in changing flow ranges of the pump while maintaining efficiency and head. Do you have such pumps in your plants or portfolio of products? Are they...
  6. OMNENG

    Concrete Volute Pumps + Cost effective Intake design

    The flow figure is correct. We will probably have 6 VT pumps of 20,000 m3/hr capacity for each.one of them will be standby. Yes. The location in Oman. EdStainless We will have forebay in all cases. However, I liked your comment about protection against waves. Is there any cheap way to control...
  7. OMNENG

    Concrete Volute Pumps + Cost effective Intake design

    Hi, Is Concrete Volute Pump better in terms of cost of civil works required to install it? Is its pumping station structure smaller in dimensions and specially depth? Somebody told me that it is more cost effective than line shaft VT pumps. On the other hand, I need some suggestions to make...
  8. OMNENG

    Vertical mixed flow turbine pump selection

    I find most of the comments smell arrogance and don't include useful information. I never mentioned that we have 8 pumps! We have three pumps already on the same manifold and after several years we wish to install additional one.Of course, I have all information of previously installed pumps...
  9. OMNENG

    Vertical mixed flow turbine pump selection

    We already have exactly similar pumps and I have 8 years experience. It is only one pump to be added to the manifold and I don't think need consultantndue to cost and scarcity of qualified consultants in my part of the world
  10. OMNENG

    Vertical mixed flow turbine pump selection

    It is 15,000 m3/hr and head is 35 m
  11. OMNENG

    Vertical mixed flow turbine pump selection

    Hello Experts, We are planning to buy and install VT pumps (seawater &15,0000 m3/hr capacity)through design and build contract. I would like to know the best practices in this field and the best brands and designs for the different parts of this pump. I would like to know also the important...

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