پمپ

Centrifugal Pump Clinic

Atra Co., as one of the pioneers in the field of analysis, simulation, design and manufacturing of rotary equipment, in particular a variety of industrial centrifugal pumps, started its operations in the year 1393. The specialists of this company, using the technologies of the day and using the latest scientific achievements and new technologies, are trying to improve the quality and performance of rotary mechanical equipment, especially the pump.

پمپ فرآیندی سری BB4

BB4 Series pump

With quality control facilities, reverse engineering, along with utilizing the experience and technical knowledge of experts, the company has always been on the path to progress and to solve the problems of the country’s pump industry. The company has always been able to offer distinct services in the design and manufacture of equipment related to the pump industry.

Among the pumps that the Atra company has the ability to design, reverse engineer, re-design them, are as follows.

One-stage centrifugal pump,

Multistage pump (high pressure),

Double suction,

process pumps such as BB series.

بازطراحی حلزونی پمپ نفتی

Fluid dynamic analysis of a pump

The specialized pump clinic at Atra Group includes several departments:

Department of design
Department of reverse engineering (reverse design)
Department of design (redesign)
Department of specialist consulting
Department of manufacturing and parts supplying

بردارهای سرعت جریان داخل حلزونی و پروانه

Flow rate vectors inside a pump

Pump Industry Standards

The world class standards used to simulate centrifuge pumps and fabricate parts by Atra are as follows.

API STD 610; Centrifugal Pumps for Petroleum, Petrochemical and Natural Gas Industries

All necessities for centrifuge pumps for use in the following industries; petroleum, petrochemicals and natural gas, hydrocarbon processes, crude oil transfer, pipelines, high pressure boosting systems, power plants, boiler feeders and reverse osmosis systems

ISO 9908; Technical specifications for centrifugal pumps — Class III

Necessary requirements and technical specifications of single-stage, multi-stage, horizontal or vertical centrifugal pumps.

This standard is suitable for pumps with low discharge head and flow rate.

ISO 5199; Technical specifications for centrifugal pumps — Class II

Necessary requirements and technical characteristics of single-stage, multi-stage, horizontal or vertical centrifugal pumps, especially in the petrochemical industry.

ISO 10816-7; Mechanical vibration — Evaluation of machine vibration by measurements on non-rotating parts — Part 7: Rotodynamic pumps for industrial applications, including measurements on rotating shafts

Evaluation of mechanical vibration for rotodynamic Pumps

API 684; paragraphs rotordynamic tutorial: lateral critical speeds, unbalance response, stability, train torsionals, and rotor balancing.

Recommendations for the analysis of torsional vibration, critical speed and rotor balancing

API STD 682; Pumps – Shaft Sealing Systems for Centrifugal and Rotary Pumps

Types of sealings used in the mechanical sealing system of centrifugal pumps. The requirements of this standard are approved by the API 610 standard.

EN ISO 9906; Rotodynamic pumps – Hydraulic performance acceptance tests – Grades 1, 2 and 3 (ISO 9906:2012)

Hydraulic acceptance tests of industrial centrifuge pumps, such as specifying technical warranties, recommendations for preparing test reports and specifying pump performance parameters under warranty conditions.

ISO/TR 17766; Centrifugal pumps handling viscous liquids — Performance corrections

ISO 4183; Belt Drives – Classical and Narrow V-Belts – Grooved Pulleys (System Based on Datum Width)

 

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