Pumps for shipyards and the maritime industry

Pumps for shipyards and the maritime industry

The sea water and fresh water pumps manufactured by Hydro-Vacuum S.A. are intended for use in hydrophore systems.

For over 60 years we have been supplying tested and safe solutions for the water systems used in the shipbuilding industry. The experience we have gathered while cooperating with numerous business partners allows us to meet the increasing requirements of shipyards.

The main task of an on-board water system is, first and foremost, the supply of raw water for cooling the ship's engines, boilers and fire hydrants. The system also supplies water for crew use while on-board the ship. Apart from that, the system is used to operate the bilge water and other water ejectors on the ship and to provide water for the firefighting foam system.

The pumps of the on-board water system may also be used as ballast pumps or, if the system is designed in that way, as bilge pumps. The regulations of classification associations contain several requirements regarding the firefighting systems which must be met if the ship is to be allowed to sail.
Pumps used in the ship's water system must be characterised with good resistance to harmful operating environment conditions. Special care must be taken in selecting the right materials for their construction. The materials used in their construction, including brass, cast steel, and acid resistant steel, ensure that the components remain immune to the harmful effects of the pumped liquid, therefore extending the service life of the unit. Standard pumps are much more likely to have their service life reduced prematurely. Pumps manufactured by Hydro-Vacuum S.A. are used to pump liquids which meet the corrosion resistance criteria of the materials used in their construction.

HV centrifugal pumps for seawater pumping

When pumping seawater on ships, or in ports and docks, and pumping liquids with higher concentrations of chlorides, for example, in mines, FZ-type centrifugal pumps for seawater manufactured by Hydro-Vacuum S.A. are widely used.

The solution proposed by Hydro-Vacuum SA are submersible pumps with motor body, top bearing cover and gland bodies, made of B101 bronze. However, the hydraulic components of the pump, such as the impeller, oil body, discharge body, inlet cover made of ZbCr32. All fasteners of the pump are made of A4 steel.


TECHNICAL DATA

  • Capacity: 0,3 ÷ 39 m3/h
  • Delivery head: up to 310 m *
  • Pumped liquid temperature: up to 110 oC
  • Liquid density: up to 1300 kg/m3
  • Liquid viscosity: up to 150 mm2/s
  • Mass: 34,0 ÷ 409,0 kg
  • Engine power: 0,55 ÷ 30,0 kW
  • Rotational speed: 1450 rpm. (50 Hz) i 1800 rpm. (60 Hz)
* for hot liquids from +70oC to +110oC the head of the pump is reduced by 10%.
The design of the pump allows for the use of numerous seal types: gland, mechanical, single end-face, and compact with barrier liquid.

All pumps for maritime use are subject to certification by the relevant classification associations:

Obtaining the certificate is a crucial requirement, ensuring the safe operation of our products under the conditions specified in the requirements of the ordering party, attesting that all required production procedures have been met and confirming the quality of the final product.

Hydro-Vacuum S.A. Pump Selection Progam.

Quick and simple online tool for pump selection based on set criteria.

Thanks to the PDP, by means of the "Hydraulic Selection" function, specific pumps can be selected by configuring, among other things, the area of application, pump type, pump design, medium to be pumped, operating point, etc. Alternatively, by using the "Product Catalogue", you can conveniently browse through the pump catalogue which is Hydro-Vacuum S.A. 's production offer.

The result of the selection is a data sheet for the pump containing all the necessary hydraulic (characteristics), electrical, material, construction, dimensional, etc. data.

The first thing to do is to register a new account. After entering some necessary data and approving the form, an activation link will be sent to the e-mail address provided. After clicking on the link, you will be able to make full use of the Hydro-Vacuum S.A. Pump Selection Software.

We encourage you to create an account and try our program.
Technical assistance in the operation of the program tel. 56 45 07 545 (working days 7:00-15:00)

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