Category: decanter centrifuge

IECEX Explosion Proof VFD Decanter Centrifuge for Middle East Client

One batch of IEC explosion proof VFD decanter centrifuge are ready for shipment to Middle East, including VFD decanter centrifuge, VFD control panel, feeding pump and telescopic skid package.


Except for VFD decanter centrifuge, GN solids control also produce high speed decanter centrifuge, middle speed decanter centrifuge and fully hydraulic drive decanter centrifuge. Not only two phase decanter centrifuge, we also produce three phase decanter centrifuge. It can be applied for oil and gas drilling solids control system and drilling waste management system, oil sludge treatment system, also it can be used for HDD tailing slurry separation, mining slurry separation, construction engineering mud cleaning and other waste water treatment.
GN decanter centrifuge features including:


1. The bowl main parts are made by centrifugal casting and made of duplex stainless steel SS2304, superior to the performance of SS 314 and SS316.
2. The main material of the screw assy is duplex stainless steel SS2304, superior to the performance of SS314 and SS316L.
3. The screw propeller is protected by tungsten carbide tiles and it is replaceable, the working life is much longer than hard facing wear resistant coating layer.
4. The slag discharge port is protected by replaceable hard alloy sleeve.
5. The liquid outlet is also protected by replaceable hard alloy sleeve.
6. The SKF high quality bearing ensure the reliable operation and long service life.
7. The bearing lubrication system is applied for big model decanter centrifuges, such as 22 inch, 30 inch bowl diameter decanter centrifuge, it can meet the requirement of heavy load and high speed operation, which can improve the service life of bearings.
8. Planetary gearbox with large transmission torque, smaller size, stable operation and easy maintenance.
If you need a good performance and high quality VFD decanter centrifuge, pls contact with GN solids control.

Mini Decanter Centrifuge and Drilling Mud Cleaning Equipment for Europe Client

One batch of mini decanter centrifuge and drilling mud cleaning equipments are ready for shipment to Europe client. The equipments list including:


4 sets of GNLW223D drilling mud mini decanter centrifuge packages, it consists of 9 inch diameter GNLW223D mini decanter centrifuge and fluids catching tank under the decanter centrifuge. GNLW223D decanter centrifuge is the popular model decanter centrifuge which has been widely used for diamond core drilling waste water treatment, the function is for water recovery to reduce the water consumption, and reduce the drilling waste, which is for environmental friendly and reduce the waste treatment cost. We have 2 models mini decanter centrifuge for option, GNLW223D is with max speed 4500rpm, typical bowl speed 3800rpm, max G force is 2492G, the bowl diameter is 9 inch, the bowl length is 26.4 inch; the superior configuration model is GNLW224-VFD, the bowl diameter is 9 inch, the bowl length is 36.4 inch, the max bowl speed is 5000rpm, the typical bowl speed is 0~ 4500rpm, the max G force is 3200G, the typical G force is 2492G, the water can be treated better and stay longer time inside the bowl, the treated water can be cleaner and discharged solids can be drier.


2 sets of GNMS-600B drilling mud cleaning equipments, the technical specification is as below:
The treating capacity is up to 600gpm, the separation cut point is 25 microns, the mud cleaner used is GNZJ597K-12N which consists of 12ea of 4 inch desilter cone with double deck bottom shale shaker, the upper screen area is 2.05m2, the bottom screen area is 2.73m2, the tank effective volume is 15m3, and the total power consumption is 71.65KW.


2 sets of GNMS-1000B drilling mud cleaning equipments, the treating capacity is up to 1000gpm, the mud cleaning system is suitable for standard container shipment.

2 Sets GNOST-15 Oil Sludge Treatment System for Asia Customer

Recently 2 sets of GNOST-15 Oil Sludge Treatment System are ready for shipment to Asia customer. Each set of GNOST-15 Oil Sludge Treatment System including the components as below:


1. Feeding pump module, to pick up the oil sludge from waste pit and transfer to pre-mixing tank
2. Pre-mixing tank module, the function is to diluting, washing, heating and mixing of the oil sludge, so that the solids can be separated from the liquids in the further process of shale shaker, decanter centrifuge and three phase decanter centrifuge.


3. Coarse shale shaker separation module, to separate the coarse solids and reduce the solids content of the oil sludge, to protect the further decanter centrifuge, if the solids content is very high, the decanter centrifuge screw will be damaged and blocked easily.
4. GNLW-554 two phase decanter centrifuge module, the fine solids can be separated out from the decanter centrifuge by adding chemicals by chemical dosing unit
5. GNLWS-554 three phase separation decanter centrifuge module, to separate the fine solids, water and oil. The recovered oil can be reused or to be sold, the water can be reused in the circulation system or sent to waste water treatment facility, the solids discharged from shale shaker, two phase decanter centrifuge and three phase decanter centrifuge will be collected and sent to TDU for final treatment.


6. Chemical dosing unit module, to add chemicals in pre-mixing tank and 2 phase decanter centrifuge to improve the separation efficiency
7. Steam generator module, to provide hot steam to pre-mixing tank heating line , shale shaker separation tank module heating line, two phase decanter centrifuge tank heating line. There are electrical driven steam generator and diesel driven steam generator for option.
To get a customized proposal of the oil sludge treatment system, pls contact with GN solids sales.

Drilling Mud Recycling Unit and Decanter Centrifuges for overseas client

Recently one batch of drilling mud recycling unit and decanter centrifuges are ready for delivery to overseas client, including 2 sets of GNMS-500K drilling fluids recycling unit and 3 sets of GNLW364GT decanter centrifuge.
GNMS-500K drilling fluids recycling unit is economic type mud recycling system with treating capacity 500gpm. The technical configuration is as below:


Separation cut point 25 microns, total power is 25KW, and transferring tank volume is 3.4m3. With a mud cleaner GNZS754K-Y8N, adjustable G force ≤7.5 G, the top layer screen area 1.4m2, bottom layer screen area 1.4m2, 8ea of 4 inch desilter cone, desilter feeding pump GN100YZ100-30J. It is a compact design mud cleaning unit, which can be applied for trenchless HDD project, bored pile project, micro TBM, diamond drilling, water well drilling, etc.
Except for GNMS-500K drilling mud recycling unit, GN also produce GNMS-200K with treating capacity 200gpm, GNMS-1000K with treating capacity 1000gpm for drilling mud cleaning.


GNLW364GT decanter centrifuge is a 14 inch bowl T series dewatering decanter centrifuge, bowl length is 1520mm, bowl L/R ratio is 4.2, the max G force is 3200rpm, and max speed is 3964rpm, the T series decanter centrifuge bowl is interchangeable with Y series and C series bowl which is produced by GN solids control. The features is as below:
1. 8.5 degree beach angle to make the centrifuge cone section longer, so the drying and dewatering area is longer, which will improve the decanter centrifuge’s dewatering performance better, the discharged solids will be drier.
2. The centrifuge bowl is made of duplex stainless steel SS2205 or SS2304 by centrifugal casting, which is superior to the performance of SS304 and SS316L.
3. The screw propeller is protected by replaceable wear resistant alloy plate with longer service life
For more information of mud recycling unit and dewatering decanter centrifuge, pls contact with GN solids control.

GN Solids 750HP Workover Rig Solids Control System for China Oilfield Service Company

Recently one set of 750HP Workover Rig Solids Control System are ready for delivery to China oilfield service company.
The typical features of 750 HP rig including:

1.Compact Layout: Designed for skid-mounted or trailer-based mobility.
2.Automation: Modern systems may include PLC controls for optimized performance.
3.Adaptability: Handles oil based mud (OBM), water based mud (WBM), and synthetic based mud (SBM).
The solids control system including the items below:


1) One set of mud tank system, customized dimension as client’s requirement, including shaker tank, mixing tank, trip tank, each tank equipped with mud agitator, mud gun, lightings, mud tank accessories.
2) 2 sets of drilling fluids shale shaker GNZS594K, GNZS594K shale shaker is the lastest version linear motion shale shaker produced by GN solids control, it is a 4 panel shale shaker installed 4pcs of 585x1165mm composite material frame shaker screen. The shale shaker is drived by 2ea 2.6HP vibration motors, the max G force is 7.5G and it is adjustable.
3) 1 set of mud cleaner GNZS594K-2S12NK, it is desander, desilter, shale shaker 3 in 1 combination mud cleaner, the 10 inch desander cone qty is 2ea, the 4 inch desilter cone qty is 12 ea, the treating capacity of the mud cleaner is 1000gpm, 2ea centrifugal pumps are installed on the tank skid as feeding pump of the desander cone and desilter cone.


4) 1 set of middle speed decanter centrifuge GNLW452D, it has been widely used for barite recovery. If you need to separate the low gravity solids further, we can use GNLW363 or GNLW363-VFD decanter centrifuge.
5) Centrifugal pumps, mud agitator, mixing hopper, mixing pump, electric control system, etc.
If you need a customized design and high quality high performance drilling rig solids control system, pls contact with GN solids control for more information.