2000 HP (1470KW) Land Electric Drilling Rig ZJ70/4500DB-2

SECTION 3 DRAWWORKS

A. 1 set Drawworks JC70DB With API monogram

The design and manufacture of the drawworks conforms to API Spec 7K with official API Monograms.

Rated input power 1470kW (2000HP)

Hoisting capacity 4500KN (1,000,000 lbs) with 12 lines

No. of Drum: Double

Speed 2+2R

Main Drum size: 770 × 1310mm (30.3”X51.6”)

Grooving: LEBUS grooved for 1-1/2” drill line

Main brake Hydraulic Disk Brake (water cooling)

Auxiliary Brake dynnamic braking

Crown & Floor Saver System: Machine/electronic system

Skid: Heavy duty oil field type skid

Features:

VFD Controlled AC Motor powered complete Drawworks package, mounted on heavy duty oilfield type skid with accessories suitable for drilling oil/gas wells of depth range 7000m with 4-1/2” drill pipe.

Drawworks is driven by two 800KW AC motors and is composed of two skids i.e. drawworks skid and motor skid.

Drawworks body is composed of motor input shaft, drum shaft, intermediate shaft, cathead shaft, lubricating system, shifting mechanism (gearshift of gas cylinder) and etc..

The drum body is casting welded with LEBUS groove to make the wire line winded orderly.

Over-wind O-matic protection device.

The driller’s console is installed in the driller’s cabin to operate drawworks, Kelly spinner, main brake, hydraulic catheads, Crown-O-matic. It is also equipped with air horn, display gauges of air pressure, lubrication oil, and hydraulic system pressure.

Instrument console is also centralized in this cabin.

B. 2 ea AC Motors

： ModelYongji motor

For drawworks

Equivalent with GE motor and can interchange.

The main parameters are as follows:

Rated power: 800KW (1073HP)

Rated voltage: 600VAC

Rated Amperes: 1150 A

Rated Speed: 970RPM

Max. Speed: 1500RPM

Rated Torque: 8034N.m (5925.3lbs.ft)

Insulation class: H/H

Cooling: forced air

Blower motor: 380 V, 50Hz 15 HP

Protection class: Explosion proof (Class 1 DIV-2)

Weight: 3200KG（）7055lbs

Each AC motor include:

Heater (220V, 200W);

2× 535MCM Power Cable Connector.

C. 1 ea Hydraulic disk brake With API Monogram

Features:

Consists of 6 service calipers and 2 emergency calipers

Service calipers are normally opened for controlling brake torque and adjusting the speed of bit feeding, drill pressure etc.

Emergency calipers are normally closed for emergency brake.

There set two water-cooled brake discs on drawworks drum.

Its control is centralized in driller’s control cabin.

Service Caliper

Single side max. Positive pressure force: 75Kn (16861lbs)

Tong door effective working area: 12271.8mm2(19.02in2)

Hydro cylinder Dimension (Dia.×Length): 165×320 mm(6.5X12.6in)

Weight: 208 kg (459lbs)

Emergency caliper

Single side max. Positive pressure force: 75kN (16861lbs)

Braking pad max. Working clearance: 1mm (0.0394in)

Piston effective working area: 17671.5mm2(27.4in2)

Tong cylinder Dimension (Dia.×Length): 210×368 mm(8.3X14.5in)

Weight: 224 kg (494lbs)

Brake disc

Brake disc size (O.D. × Thickness) Φ1650×76mm

D. 2 sets Hydraulic cathead

Model: YM-16-II

For make up and breakout of drilling tubular.

FEATURES

Remote hydraulic control valve locate in Driller’s control cabin.

25 ft per cathead of 27mm high strength wire rope are included.

SPECIFICATIONS

Rated working pressure: 16MPa（）3321psi

Rated flow: 120L/min (4.24ft3/min)

Pull length: 1500mm (59.1ins)

Max. Pull strength: 160Kn (35969lbs)

Operating Angle Sheave: +/- 20 degree

Wire Rope Diameter: 27mm

Weight: 345kg(750lbs)

E. 1 set Hydraulic Power Station

Specifications

Capacity of oil tank 1000L

Volume flow of per pump

Max. Volume flow of mechanism 120L/min(oil supply pump)

Max. Volume flow of disc-brake 15L/min(oil supply pump)

Volume flow of oil feeding pump 36L/min

Rated pressure of per pump

Oil supply pump of mechanism 16Mpa

Oil supply pump of disc-brake 7.5Mpa

Oil feeding pump 0.5Mpa

Power of motor

Pump motor of mechanism 37kW

Pump motor of disc-brake 2×3kW

Pump motor of oil feeding 0.75kW

Pump motor of oil feeding 0.75kW

Motor of cooler 0.75kW

Heater power ＝3×26kW

Max. Power of radiator 18.6kW

Overall dimension (L×W×H) 1800×1860×1680mm

Weight 1650kg

This HPU serve hydraulic disc brake and Hydraulic tools, all necessary hose and joint provided.

F. 1 set drawworks control console

The drawworks control console is located in driller control cabin, it realizes all operation and control for drawworks.

G. 1 set forced cooling water tank of drawworks

：Features

“V”-type corrugated-plate body. The structure adopts high-quality steel and the shape is beautiful.

Forced heat elimination;

Equipped two water pumps, single use or parallel use.

Anti-freezing vapour pipe in water tank can meet the use of devices in frigid Winter.

Set manhole and breather in water tank.

Set closing compartment and center-spliting door at the pump end of bottom skid.

Equipped with automatic audio & visual warning device for water pressure;

As one entire skid assembly.

Spe：cifications

Water tank capacity 40m3

Circulating capacity of cooling water 1000L/min

Max. water outlet temperature > ambient temperature 5℃

Exhaust fan motor power of heat sink is 15KW;

Water pump 2 EA

Discharge 100m3/h

Motor power 15kw

Power source 380V 50Hz

Lighting supply 220V 50Hz

Overall size 12500×2800×2500mm (L×W×H)

H. 1 set Drill pipe Tong

Specifications:

Hydraulic rated pressure 16.6 Mpa (2371psi)

Hydraulic rated flow 114 L/min (30.11 gal /m) Pneumatic working pressure 0.5～1 Mpa (71.4-142.8psi)

Tong Head max speed 40.4rpm(high), 2.73rpm(low)

Tong Head max torque 1 0kN.m (high), 100kN.m (low)

Drill pipe range 31/2"~ 8"

I. 1 set casing tong

Specifications:

Hydraulic rated pressure 18Mpa (2610psi)

Hydraulic rated flow 110-160 L/min Pneumatic working pressure ～0.51Mpa (71.4-142.8psi)

Tong Head max speed 60-86rpm(high), 3.6-5.3rpm(low)

Tong Head max torque 2.5-3kN.m (high), 32-40kN.m (low)

Casing range 5 1/2"~ 13 3/8"

SECTION 4 HOISTING SYSTEM

A. 1 set Crown block TC-450 With API Monogram

Model: TC-450

Features:

Conforms to API 4F/ 8A specification.

Consists of frame, main sheave and shaft assembly complete with rope jump guards, fast line sheave and shaft assembly,.

Equipped with one maintenance lifting frame with pulley block and beam rated for 50kN, with SG-5 manual single track wheelbarrow.

The top of crown block equips with two (2) 10mt rated padeys for air winch sheaves, 1(0ne) 50mt padeye for block/TDS hangoff for slip and cut operations, and 1(one) 5mt padeye for cantilever sheave for hydraulic tong with 50kN. Fixed bumper block assembly with wooded blocks under crown block frame.

Specifications:

Max. Load: 4500Kn (1011600lbs)

No. of sheaves: 7

Dia. of main sheave: φ1524mm (60”)

Dia. of drill wireline: φ38mm (1-1/2”)

Overall dimension: 3410×2753×2938mm (134”x108”x116”)

Weight: 11105kg (24482lbs)

B. Crown block collision preventer

The anti-collision system of ZJ70/4500D drilling rig adopts two (3) safety systems:

1. Drawworks anti-collision overwind valve device.

2. Drawworks anti-collision hammer device.

3. Traveling block digital screen anti-collision device (included in the electric control system)

C. 1 set Traveling block (YC-450) conforms to API – 8C With API monogram

Maximum load (12 line) 450mt (500 US short ton)

Number of sheaves 6

Diameter of sheave 1524 mm (60")

Diameter of sheave groove 1-1/2"

D. 1 set Hook (DG-450) conforms to API -8C With API Monogram

Maximum load 450mt (500 US short ton)

Main hook opening 220mm (8.6in)

Complete with bumper device and safety device.

Traveling spring distance 200mm (7.9in)

E. 1 set Swivel (SL-450) conforms to API -8C With API Monogram

Qty.: 1 EA Model: SL450-5

Features:

Consists of standard bail, double pin alloy steel sub with 6-5/8” API regular LH pin down, washpipe packing assembly, and 4 API LP THD Rotary hose connection

Complete with weco style hammer union access fitting for 2” wireline entry on top of gooseneck

Specifications:

Max. Static capacity: 4500Kn(1011600lbs)

Max. Speed: 300r/min

Max. Working pressure: 35Mpa (5000psi)

ID of shaft bore hole: 75mm (3’)

ID of Gooseneck and wash pipe 75mm (3’)

Connections

For shaft: 6-5/8”REG-LH

For Kelly: 6-5/8”REG-LH

For gooseneck: 4” API LP THD

Overall dimension: 3037×1090×1085mm(119.6x42.9x42.7)

Weight (Including kelly spinner): 3060kg(6746lbs)

SECTION 5 ROTARY EQUIPMENT AND ACCESSORIES

A. 1 set Rotary t（ableZP-）375conform to API - 7K With API monogram

Opening size 371/2"

Maximum static load 5,850KN/450MT (500 US short tons)

Maximum output torque 32362N.m (23868lb.ft)

Maximum rotary speed 300 rpm

Gear ratio 3.56

Speed 2+2R

Overall dimension: 2468×1810×718mm (97.2x71.3x28.3in)

Weight (exclude main bushing): 7550kg (16645lbs)

The rotary table is driven independently by an 800kW AC motor as per drum coupling and one step- two speeds reducer. The rotary table is equipped with inertia brake. All devices are on an equal footing with the drilling floor. The transmission device drives the rotary table to get a rated torque of 32362NM. Besides, the electric control house has the torque limited system of rotary table.

B. 1 set Rotary table accessories

Kelly bushing:

Roller Kelly Bushing for 6” Hex. Kelly

Roller Kelly Bushing for 3” Hex. Kelly

Master bushing:

Master bushing 1ea

Insert Bowl No.1 for 13-3/8” and 11-3/4” casing 1ea

Insert Bowl No.2 for 10-3/4” and 9-5/8” casing 1ea

Insert Bowl No.3 for 8-5/8” and 2-3/8” casing 1ea

4 leg Lifting slings for master bushing 1ea

2 leg Lifting slings for split casing bushing 1ea

Casing bushing for 20” and 18-5/8” casing 1ea

Casing bushing for 24” casing 1ea

Casing bushing for 30” casing 1ea

Bit breaker adapter plate 1ea

C. 1ea Rotary table independent drive unit

The rotary table is coupled with independent 800kW, AC motor drive transmission and independent lubricating system.

Transmission and accessories are mounted on a steel frame substructure.

Rotary table has inertia brakes.

Reversing achieved by reversal of the AC drive motor complete.

15HP, 3P, 50HZ, 380V explosion proof blower motor with all accessories.

Specifications:

Rated input power: 800kW（）1073HP

Gear ratio: ：11.；：36812.349

Lubrication oil filling volume: 385L

Overall dimensions: 2792×1983×760mm (9.16x6.51x2.5ft)

Weight: 3828kg (8439lbs)

D. 1 set AC Motor

Model: YONGJI MOTOR

For rotary table

Equivalent with GE752 motor and can interchange.

The main parameters are as follows:

Rated power: 800KW (1073HP)

Rated voltage: 600VAC

Rated Amperes: 1150 A

Rated Speed: 970RPM

Max. Speed: 1500RPM

Rated Torque: 8034N.m (5925.3lbs.ft)

Insulation class: H/H

Cooling: forced air

Blower motor: 380 V, 50Hz 15 HP

Protection class: Explosion proof (Class 1 DIV-2)

Weight: 3200KG（）7055lbs

Each AC motor includes:

Heater (220V, 200W);

2× 535MCM Power Cable Connector.

E. One set of BMP TOP DRIVE

One set of BMP TOP DRIVE

Specifications

Model: BMP Top Drive

Main Motor: 2 set of Reliance AC VF motor

Power: 2×400HP

API Lifting Capacity: 500ton

Pipe Handler: PH-75(75,000ft.lb)

Drill Pipe Rang: 3-1/2”~5”

Height: 18ft (5.4m)

Output torque (ft-lb):

-Continuous 37,500 -intermission 55,000

Max speed at full power: 228rpm

SECTION 6 MUD PUMPS AND DRIVING UNIT

A. 3 sets F1600 mud pump Triplex single stage according to API 7 K Spec.

With API monogram

Three sets 1600 HP mud pumps, each complete with lubricating oil system, supercharge pump system, and liner flushing system. Driven by Two AC motors rated 800kW for each Mud pump. The mud pumps are mounted on heavy duty skid which also accommodates the drive motors, belt and belt shield.

Each mud pump equipped with:

a) 6′′ X 8′′centrifugal supercharging pump driven by 100 HP, 3P, 380V, 50Hz, 1480-RPM explosion proofs motor located on the mud pump skid.

b) High pressure fluid end modules with discharge manifold, discharge strainer, and pulsation dampener. The pulsation dampener completes with 4′′ API 5000psi bottom connection.

c) 3′′ shear pin type relief valve.

d) 2′′ discharge mud pressure gauge.

e) 12′′ suction manifold with dampener.

f) Jib crane with accessories for handling fluid end parts.

g) Charging hose assembly and hydraulic valve seat puller.

h) 3 HP, 3P, 380V, 50HZ, Explosion proof Motor for liner spray pump.

i) Spanner for rotating mud pump crankshaft for maintenance

B. 6 ea AC motors

Model: YONGJI MOTOR

For mud pump

Equivalent with GE752 motor and can interchange.

The main parameters are as follows:

Rated power: 800KW (1073HP)

Rated voltage: 600VAC

Rated Amperes: 1150 A

Rated Speed: 970RPM

Max. Speed: 1500RPM

Rated Torque: 8034N.m (5925.3lbs.ft)

Insulation class: H/H

Cooling: forced air

Blower motor: 380 V, 50Hz 15 HP

Protection class: Explosion proof (Class 1 DIV-2)

Weight: 3200KG（）7055lbs

Each AC motor includes:

Heater (220V, 200W);

2× 535MCM Power Cable Connector.

C. pump Discharge lines

Specifications:

Working pressure: 35MPa (5000psi.)

Test Pressure 70MPa (10000psi)

OD/ID: 5”/4”

Pipe connection: 4” union

Length: 21’

D. 3 set Charge pumps

Charge pump should be mounted on the mud pumps skid base for each mud pump and complete with electrical anti-explosion motor 75KW (100hp), 480v,3 phase, 1500rpm, 50hz.