OTO Oil and Gas Technology Co., Ltd
 
 
Process Solution Products Service
Conventional Separation
 1.Inlet Device

 
 

The Inlet Device is mainly used to reduce the momentum of the mixture when it enters the equipment, complete the first stage of solid and liquid separation from the gas, and quickly form a uniform gas distribution in the inlet area of the container.It is mainly achieved by distributing the inlet mixture into separate holes of multiple flat nozzles.

2.Mesh Demistor Internal

Mesh Demistor Internal parts can remove droplets in the gas, but also can have a certain coalescence.

According to the specific situation of equipment, the screen defogging device is designed and selected.Mesh defogging device as woven mesh filler production;Easy to customize to fit most container shapes and sizes;For most defogging applications, it is a cost-effective and versatile solution.

The screen defogger has a tortuous path and a large specific surface area for the droplets caught in the air stream.The air flow hits the screen and is intercepted by the screen, the liquid foam in the interception of the place of coalescence, and eventually form droplets and drainage, the realization of gas-liquid separation.

The standard design applies to conventional applications. The drops can be separated to two microns at pressure drops lower than 2.5 mbar with high separation efficiency.

Easy and flexible installation.Installation can take a variety of methods, air flow direction is usually only vertical and horizontal two: vertical upward, with the flow of upstream drainage;Horizontal, having a discharge in the vertical direction of the flow.

3.Vanepack Demister

Vanepack demister consists of a batch of metal sheets which are formed into a certain shape and assembled together to form a series of zig-zag gas flow channels. When the gas enters the demistering element, it is divided into many parallel streams. Gas flow direction is changed by flowing through the zig-zag channels. With the help of inertia force generated by changes of flow direction, the heavier liquid droplets are drawn out of the gas main flow and collide against the surface of the metal sheets of vanepack elments by surface tension. The liquid attached to metal sheets are then drained and discharged from the bottom of vanepack by gravity. Double pocket vane elements are used to prevent liquid re-entrainment for high gas flow.

Performance Characteristics:

l  Higher gas capacity.

l  100% Removal of liquid droplets of 8 micron and larger. Liquid droplets down to 4 micron can be removed with upstream meshpad coalescing element.

l  Low pressure drop

l  Good resistance to corrosion and scaling

l  Suitable to liquid droplets with high viscosity

 

 
 

4.Minicyclone Demister

The minicyclone demister is widely used to remove both solid particles and droplets in gas stream. Gas carrying solid particles and liquid enters the minicyclone by two symmetrical tangential entrances. Stable cyclonic flow isgenerated inside the minicyclone. Solid particles and liquid droplets are moved to internal wall of minicyclone bystrong centrifugal force of swirl gas flow. The collected solid particles and liquid droplets are discharged from bottom of minicyclone. Clean gas flows upward through the central tube.

l  Stable and strong swirl flow generaged by double tangential entrances for increased separation performance

l  Suitable for occasions where droplets and solid particles need to be removed from the gas stream. Separation performance can be increased with upstream coalescing element, such as meshpad and hookless vanepack.

l  High separation efficiency, 100% removal of droplets and solid particles for 8μm and larger

l  Very good for resistant wearing, blockage and scaling

l  Minicyclone made of ceramic materials is used for sands removal with extended life.

 


Parellal Plate Coalescer:

This type of coalescer combines slanted parallel plates with fixed spacing, which greatly shortens the droplet settlement distance and speeds up the condensation process.Suitable for applications that need to improve the performance of gravity precipitation separator.

The slant plate arrangement allows the liquid phase to be diagonally separated from the liquid interface.Generally, the fluid between plates stays in laminar flow zone to achieve better separation performance.The slant and spacing between plates depend on the application, the nature of contaminants in the mixture, and the degree of separation required.Angle is 45 ° and 60 ° commonly, plate spacing of 15 to 100 mm.

It can be used in crude oil production separator, it is also an ideal choice to modify the existing gravity precipitation separator, so that the gravity precipitator can operate in a larger capacity, and improve the separation performance.

HydroCyclone:

Hydrocyclone can be used as a conventional liquid-liquid separation equipment to complete the tasks of deoiling in water and dewatering in oil.Because its settlement process USES centrifugal force, which is more than 100 times the acceleration of gravity settlement, it is a compact device and becomes part of compact separation.

The hydrocyclone of our company has been improved by CFD calculation and a large number of experiments on the basis of foreign advanced products. It is an international first-class separation equipment.The axial cyclone is adopted to produce a stable and efficient cyclone field, so as to ensure the efficiency of the harsh conditions of the service process.The separation efficiency of the product is 90% (particle size is 10-20um), and the pressure drop is <0.3mpa.Reference can also be made to hydrocyclones Compact Oil-Water Separation.


Axial HydroCyclone CFD Analysis
Deoil-HydroCyclone.jpg水力旋流器设备.jpg 

Axial HydroCyclone Equipment SKID

 


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