pipeline

Pipeline Design

2017-10-16 AONG manager 0

      The major steps in pipeline system design involve establishment of critical pipeline performance objectives and critical engineering design parameters such as: • Required throughput (volume per unit time for most petroleum products; pounds per unit time for petrochemical feedstocks); [..More]

what is Centrifugal Compressor

2017-10-14 AONG manager 0

Figure 1 shows the basic components of a centrifugal compressor. Impellers are mounted on a horizontal shaft. They are the primary rotating elements that impart velocity to the gas. Impellers are also called wheels. Diffusers are stationary elements mounted in the [..More]

gate valve

Valve Types

2017-10-12 AONG manager 0

      GENERAL In industrial piping, the control of flow is very important. Mechanical devices used for flow control are called valves. The principal functions of valves are: · Starting and Stopping Flow · Regulating or Throttling Flow · Preventing [..More]

Bubble Caps

How Bubble Cap Tray Works

2017-09-05 AONG manager 0

    Distillation towers are the heart of a process plant, and the working component of a distillation column is the tray. A tray consists of the following components, as shown in figure below: Overflow, or outlet weir Downcomer Tray [..More]

Vessels

2017-09-04 AONG manager 0

Horizontal Tanks (HT) Horizontal vessels are commonly used as settling drums, surge tanks, reactors and distillate drums. A settling drum is used for phase separation between two immiscible liquids. The L/D ratio of a settling drum is normally four. A surge [..More]

flare

Flare Types and Components

2017-08-06 AONG manager 0

    Introduction Flaring is a volatile organic compound (VOC) combustion control process in which the VOCs are piped to a remote, usually elevated, location and burned in an open flame in the open air using a specially designed burner tip, auxiliary [..More]

storage tanks

Crude Oil Storage Tanks

2017-08-05 AONG manager 0

    Introduction The design of storage tanks for crude oil and petroleum products requires, in general, careful consideration of the following important factors: _ The vapor pressure of the materials to be stored. _ The storage tank temperature and pressure. [..More]

Centrifugal Pump

How does Centrifugal Pump work

2017-05-23 AONG manager 0

      pump converts mechanical energy into pressure in a flowing liquid. A centrifugal pump does this by centrifugal action, in two steps. Refer to Figure. (1) A centrifugal pump has two major components: the internal impeller and the outer casing. [..More]

compressor

Surge Control in Centrifugal Compressors

2017-04-11 AONG manager 0

      Dresser-Rand has been a leading designer and supplier of surge control systems for centrifugal and axial compressors for over thirty-five years. Recent innovations in control technology have made it possible to supply surge control systems which are capable of coping with [..More]

pipeline

Oil Pipeline Testing Methods

2017-03-18 AONG manager 0

    Federal minimum pipeline safety regulations that establish minimum requirements for liquid pipeline safety integrity management allow four approaches to assess pipeline integrity: 1) Inline inspection or “ILI,” often called smart pigging, 2) hydrotesting, 3) direct assesment for external [..More]

boiler

Industrial Boiler Design

2017-03-17 AONG manager 0

A boiler is any closed vessel in which for any purpose, steam is generated under pressure that is greater than atmospheric pressure. It includes any economizer used to heat to the water fed to the boiler, any super heater used for heating [..More]

pump

Understanding Net Positive Suction Head

2017-03-13 AONG manager 0

Atmospheric Pressure Until the early 17th century air was largely misunderstood. Evangelista Torricelli, an Italian scientist, was one of the first to discover that air, like water, has weight. He once said, “We live submerged at the bottom of an [..More]