350 Ton Top Drive System (TDS) 800kw Power with VFD Control House and Service Loop for 5000 M Drilling Rig

• Customization: Available
• After-sales Service: 3 Year
• Warranty: 1 Year
• Model NO.: DQ50-BQ
• Manufacturing Process: CNC Milling
• Surface Treatment: Spray-Paint
• Operation Pressure: Atmospheric Pressure
• Material: Alloy
• Technical Document 1: Working Test Report
• Technical Document 2: Quality Certiifcate
• Operation Training: Provide for Free
• Spare Parts Kit: Shipped Together
• Special Design: Agreement with Clients
• After Sale Service: Dedicated Team
• Transport Package: Skid +Container
• Specification: 350T
• Trademark: VSP
• Origin: China
• HS Code: 8431431000
• Production Capacity: 120 Sets/Yesr
• Package Size: 600.00cm * 220.00cm * 220.00cm
• Package Gross Weight: 15000.000kg

Product Description

Discover a revolutionary leap in drilling technology with our top drive system. By utilizing a suspended, powerful motor, either electric or hydraulic, it delivers the essential torque to effortlessly rotate the drill string. This cutting-edge system replaces the conventional rotary table and kelly drive methods, presenting remarkable benefits such as enhanced drilling efficiency, minimized manual labor, and heightened safety standards.

Introducing the VSP's groundbreaking DQ50-BQ, meticulously refined in multiple components beyond the traditional top drive system. This innovation boasts a significant competitive edge with its compact size, larger torque capacity, and superior working efficiency, setting a new benchmark in performance.

1. 1. Typical Parameter

Items	Data	(British System)
Nominal drilling depth (114mm drill pipe)	5000m
Rated Load capacity	3150 KN	350 ton
Working height (3.3m elevator link)	6600mm	21.56 ft
Rated continuous output torque	70 KN.m	4792.2 lb.ft
Max. Torque of breakout	100 KN.m	6846 lb.ft
Static maximum brake torque	70 KN.m	4792.2 lb.ft
Speed range of main shaft (stepless adjustable)	0~220 r/min
Drill pipe range of back-up tong clamping	85-220mm
Max bore hole of back up tong	200 mm	7.87 in
Mud circulation	64 mm	2.5 in
Rated pressure of the mud circulation	35/52 MPa	5000/7500 Psi
Rotation angle of rotating head	0-360°
Speed of rotating head	2~5r/min
Max.tilt angle of elevator link	Forward 30°, backward 55°
IBOP(double ball valves )	Φ187  6-5/8 REG  70MPa
Saver Sub ( standard )	Φ187  6-5/8 REG  NC50
Working Pressure of hydraulic system	0~14Mpa	0~2280 Psi
Voltage of EX solenoid valves	24 VDC
Rated Power of Main motor	800 KW	1073 HP
Rated Speed of Main motor	1200 r/min
Rated Torque of Main motor	2308 N·m	1702.29 lb.ft
Rated Voltage of Main motor	600 VAC
Rated frequency of Main motor	61 Hz
Rated current of Main motor	365 A
Max. speed of Main motor	2400 r/min
Electricity of VFD room	600 VAC/50Hz
Suitable ambient temperature	-45ºC~55ºC
Altitude	≤1,200 m	≤3,937ft
Distance between center of main shaft and center of guide rail	532.5mm	1.747ft
Incoming wire voltage of VFD room	575~625 VAC
Incoming wire frequency of VFD room	47~53 Hz

1. 1. Outline Dimension and Weight

Items	Data
Weight of Main body	12t
Weight of Main body (include transportation frame and one section of guide rail)	15 t
Length of guide rail ( standard 5 sections)	3900mm+4000mm*4+4868mm=24768mm
Weight of guide rail	5t
Weight of VFD room	9.2t
Dimension of VFD Room	5900mm*1740mm*1615mm
Dimension of driller console	870 mm×350 mm×300 mm
Weight of driller console	30kg

MMechanical System

Our sophisticated mechanical system is an intricate assembly comprising the main motor system, an advanced air cooling system, a robust brake system, a high-precision gearbox, a durable wash pipe assembly, an efficient rotating head mechanism, a versatile tilt mechanism, a reliable back-up tong mechanism, an effective internal blowout prevention mechanism (IBOP), along with a guide rail and carriage mechanism, all housed within a protective container.
Empowered by an AC frequency conversion asynchronous motor, the top drive seamlessly achieves AC frequency conversion drive, ensuring optimal performance.

1. 1. 1. Main Motor and Air Cooling System

The main motor is a bespoke single top drive special AC frequency conversion asynchronous motor delivering an impressive power of 290KW. Key technical parameters include:
Rated Voltage 600VAC
Rated Frequency 61Hz
Rated Current 365A
Equipped with a heater and an explosion-proof wind pressure switch, the main motor is built to withstand rigorous conditions.
It employs a forced air-cooling mode to ensure optimal thermal management.
The air-cooling motor features 380VAC / 50Hz voltage, 4kW power, insulation grade F, IP55 protection, and explosion-proof level ExdIICT4, with a wind capacity of not less than 70 m3/min and air pressure of 203mm water column.

1. 1. 1. Brake System

Our top drive is complemented by a specialized hydraulic disc brake device, vital for precise drill string orientation during directional inclined drilling operations.
The disc brake device is strategically installed at the motor shaft's upper extension end, utilizing Swedish DELLNER cylinders connected via a sturdy pipeline for exceptional durability. This setup ensures efficient braking as the motor speed decreases to 3rpm, employing friction forces on the brake disc through the brake cylinder.

1. 1. 1. Gear Box

To amplify output torque, reduce motor volume, and enhance performance, our top drive is equipped with a meticulously designed gear box.
Utilizing involute hard tooth surface gears with secondary bevel gear, the gear box ensures stable transmission with an impressive transmission ratio of 11.91:1. The lubrication system combines splash lubrication with forced oil pump circulation for optimal gearbox longevity.

1. 1. 1. Gooseneck Assembly

Specially crafted for well logging, our gooseneck assembly employs corrosion-resistant liners and nuts to effectively block the upper high-pressure mud pipeline, preventing mud overflow during drilling.
The gooseneck connects seamlessly with the wash pipe assembly, featuring a super high-pressure structure crucial for sealing high-pressure mud. It incorporates a self-sealing, rapid disassembly design, allowing for effortless maintenance. Simply open the upper and lower packing cover to remove the entire device effortlessly without detaching the gooseneck and mud hose. This innovative setup allows for easy cessation of drilling operations for necessary replacements at any time during the drilling process without hassle.
At the heart of our system, the gooseneck's other end seamlessly connects to the mud hose with precision, utilizing a robust 4-inch female connection. This connection is further fortified with a Fig1003 thread type union, ensuring reliability under high-pressure conditions.
Engineered with precision, a state-of-the-art mud prevention device ensures optimal functionality at the critical junction of the main shaft and wash pipe, perfectly suited for on-site operations.

1. 1. 1. Rotating Head

Designed with versatility in mind, our advanced rotating head system operates independently of the main shaft, effortlessly aligning with the elevator links. The elevator links find their perfect balance, elegantly suspended on the sophisticated link adaptor.
Experience unparalleled smoothness with our worm gear transmission structure, promising seamless driving motion.
The rotating head features unlimited rotational capabilities, offering a full 360° rotation in both clockwise and counterclockwise directions, synchronizing the elevator link and elevator to efficiently handle single pipes in the mouse hole and triple stems on the monkey board. This ensures precision and efficiency on the monkey board.
Powered by a cutting-edge hydraulic motor system, the rotating head utilizes the renowned Danfoss cycloid motor, delivering a controlled speed range of 2 to 5 revolutions per minute.

1. 1. 1. Tilt System

Our innovative tilt cylinder empowers the elevator link to swing with finesse, facilitating both forward and backward tilts. The forward tilt function extends the elevator to the mouse hole and monkey board with precision. During drilling operations, the backward tilt ensures the back up tong's lower end surface aligns closely with the drilling platform, maximizing the utilization of the drilling tool.
The tilt range is finely tuned to the elevator link length, boasting a forward angle of 30° and an adjustable backward tilt angle of 55°.
Note: Should you require links of varying lengths, please engage with our sales team in advance for tailored solutions.
Our hydraulic system ingeniously incorporates a 'middle' setting within the tilt mechanism, allowing the elevator link to naturally return to a free-swing state, minimizing hydraulic pressure impact and ensuring smooth operations.

1. 1. 1. Counterbalance System

Our suspension bail counterbalance system is a cornerstone of the top drive system, connecting the bail to the gearbox via a pin shaft and suspending the upper part on the hook or traveling block. It perfectly balances the weight of the body, thanks to the VSP top drive's dual hydraulic cylinders with internal force balance mode, allowing direct suspension without additional devices, thus enhancing safety and reliability during operations.

1. 1. 1. Back Up Tong Assembly

Equipped with a robust L-type back up tong assembly, the system utilizes both motor and cylinder technology to adeptly clamp, release, makeup, and breakout. This allows for seamless connection and removal of the saver sub, without disassembling the tong body, streamlining drilling operations. Combined with the tilt mechanism and rotating head, it forms a comprehensive pipe handling device, boosting efficiency in makeup & breakout operations and drilling tool layout, significantly reducing labor intensity and operational risks.
The system accommodates a wide drill pipe range of 85-187mm, ensuring versatility in application.

1. 1. 1. Internal Blow Out Preventer (IBOP)

Featuring an integrated design with dual ball valve control, both manual and remote, the system's main technical parameters include:
Working Pressure 70 MPa, delivering robust performance.
Thread Type 6-5/8" API REG × 6-5/8" API REG, ensuring secure connections.
O.D. Φ187mm, crafted for precision and reliability.
I.D. 3
The actuator of the remote control IBOP is a masterstroke of engineering, featuring a harmonious ensemble of hydraulic cylinders, an IBOP sliding sleeve, gears, and more. The connection type between the cylinder and the sliding sleeve is a meticulously designed roller touch mechanism, ensuring the sleeve's axial movement is perfectly synchronized with the main shaft's rotation. This seamless interaction ensures flawless operation, allowing the drive wrench to expertly control the opening and closing of the manual IBOP with ease.
This rapid response feature can swiftly close the IBOP in critical situations such as a well kick or blow-out, thus ensuring uncompromised well control safety.
The innovative IBOP sliding sleeve is driven by a superior gear rack and cam gear design, greatly enhancing reliability.

1. 1. 1. Guide Rail and Carriage

A state-of-the-art folding guide rail assembly is configured, comprising multiple sections of guide rails, seamless connections, a crown block support, an advanced adjustment beam assembly, and essential installation accessories.
Thanks to its folding type design, site installation is a breeze, fast and remarkably convenient.
The carriage and guide rail employ a friction type pulley structure,
with the pulley featuring a double side cam follower design to ensure even roller stress and extended durability.

1. 1. 1. Container

For seamless transportation, two open top containers are utilized, one housing the top drive body, and the other accommodating the guide rail and cable assembly,

Electrical Control System

The comprehensive top drive electrical control system includes a main control system, an electrical control room, a driller's console, power cable, auxiliary and composite control cables, power supply cables, and a driller's console cable, along with a grounding cable, among others.
This advanced system is powered by an AC asynchronous induction motor, delivering drilling power through an AC frequency conversion drive mode.

1. 1. 1. Main Control System

The electrical control system is a marvel of technology, equipped with an ABB ACS880 AC frequency conversion speed regulating device, a programmable logic controller (PLC), an auxiliary control unit, and more. It boasts a comprehensive self-diagnostic function, protection features, and anti-harmonic interference capabilities, enabling full electrical control of the top drive's operations.
The system employs the Simatic S7-1500 series PLC from Siemens, controlled via the ProfiBus-DP bus, to manage operating parameter settings and monitor hardware and software status.
Control between the main system and driller console is conducted through the ProfiBus bus, providing robust anti-interference capabilities, precise control, and ease of installation, debugging, and maintenance on-site.
The auxiliary control unit shares its cabinet with the PLC, incorporating Siemens electrical components for superior integration.
An IPC system is configured to brilliantly display top drive operation parameters, system settings, alarm records, action screens, data curves, maintenance information, and network topology functions.
The main control cabinet thoughtfully reserves two analog output interfaces of 4 ~ 20 mA or 0~10V for torque and speed logging signals.
A reserved networking interface offers optional connectivity for wireless or mobile networks, facilitating top drive remote data transmission.

1. 1. 1. Electrical Control Room (VFD Room)

The electric drive and control system cabinets are centralized within the electrical control room, ensuring robust installation and straightforward maintenance.
The VFD room is equipped with air conditioning systems to maintain an optimal temperature range of 25ºC - 30ºC, ensuring peak performance.
The interior decoration material The control room's sleek plastic spray steel plate finish offers durability and aesthetic appeal, with strategically placed interface ports seamlessly connecting to external cables.
Designed for resilience, the electric control room includes a robust external 380V emergency power interface, empowering the system to execute makeup, breakout, and low-speed operations seamlessly in special situations. This requires a power supply of no less than 200KW, ensuring reliable performance.

1. 1. 1. Driller Console

A singular driller console is meticulously installed within the driller house, providing intuitive operation and precise control over the top drive, ensuring optimal performance and safety.
Crafted with a stainless steel shell, the driller console boasts a sealing structure and features a state-of-the-art positive pressure explosion-proof design, complete with an advanced explosion-proof device that includes a pressure release valve, air and water separator, joints, interface, filters, and more. When air pressure fluctuates within the box, sound and light alarms are triggered, alongside the corresponding indicator light on the console panel, ensuring immediate awareness of any anomalies.
The system offers extensive functionalities including torque limit, elevator link tilt, backup tong operation, brake operation, IBOP operation, emergency stop, and drilling operations, all enhanced by essential operational indicators and instruments for seamless monitoring.
The console is meticulously configured with required switches, indicators, fittings, and connectors, essential for the adept operation of the top drive.
The console panel features an advanced 9-inch LCD screen, meticulously designed to display the working status, detect faults and monitor other states of the top drive, thereby facilitating comprehensive oversight.

1. 1. 1. Power Service Loop

A standard power service loop is equipped to efficiently supply power to the main motor, ensuring continuous performance.
A terminal rack is thoughtfully installed on the derrick, securing the power loop in place for enhanced stability and safety.
The cable used in the loop meets ZR specifications, specifically tailored for domestic offshore drilling applications, guaranteeing compliance and safety.
Power Cable Length: 70m;
features explosion-proof connectors rated at level Exd IIC T5, ensuring robust and secure connections.

1. 1. 1. Auxiliary and Control Service Loop

An auxiliary and control service loop is included, matching the power service loop's length for consistency and reliability.
Length 70m;
with explosion-proof connectors rated at level Exd IIC T5, ensuring a high level of safety and performance.

1. 1. 1. Power Supply Cable

A power supply cable, measuring 35m in length and operating at a voltage of 0.6 / 1KV, is provided to connect the generator with the electrical control room, using standard wire lug connections for secure and efficient power transfer.

1. 1. 1. Control Cable of Driller Console

A control cable, extending 70m, is configured to seamlessly facilitate power supply and communication between the driller console and the CPU, ensuring uninterrupted operations.

1. 1. 1. Grounding Cable

Equipped with a comprehensive grounding cable assembly, including domestic-made cable, this setup features two 1.5m galvanized grounding rods, each 5m in length, for reliable grounding.

Hydraulic Control System

Integrated elegantly within the top drive body, the hydraulic system comprises a hydraulic source, main control valve set, actuators, auxiliary parts, and an oil radiator, ensuring seamless and efficient operations.

1. 1. 1. Hydraulic Source

Harnessing the power of an inclined axial plunger variable pump, the hydraulic source is optimized for hydrostatic transmission in open circuits. Its flow is directly proportional to drive speed and displacement, with the ability to adjust flow steplessly via the inclined plate Angle. The two oil outlets showcase exceptional oil-sucking capabilities, ensuring low noise and extended service life, while the drive shaft is engineered to withstand axial and radial loads, delivering robust performance.
Our state-of-the-art electrical circuit system for the hydraulic source features an exceptional explosion-proof design. Both the electrical control box and motor are crafted with top-tier explosion-proof components, ensuring unmatched safety and reliability in even the most demanding environments.
The hydraulic system boasts outstanding technical specifications, including:
The remarkable rated working pressure of the system stands at: 14 MPa, showcasing its robustness and efficiency.
The hydraulic pump impressively delivers a rated flow rate of: 16 mL/r, ensuring optimal performance for all operations.

1. 1. 1. Hydraulic Valve Manifold

This sophisticated hydraulic manifold is fitted with premium plug valves, utilizing the renowned WANDFLUH hydraulic components. The solenoid valves are also sourced from the esteemed WANDFLUH Company, ensuring unparalleled quality and durability.
Our hydraulic control valves feature an innovative plug-in design, and the solenoid reversing valves are crafted with explosion-proof technology. Its comprehensive composition includes the following advanced elements:
First line: A cutting-edge counterbalance system governs the oil circuit, comprising a pressure relief overflow valve, hydraulic control check valve, throttle valve, and accumulator. This system artfully balances the weight of the body, safeguarding threads during joint operations. The pressure relief overflow valve meticulously adjusts the working pressure of the balance cylinder, while the accumulator provides indispensable buffering, shock absorption, and pressure protection. A safety overflow valve with a pressure threshold of 17MPa ensures comprehensive protection against impact loads.
Second line: Our main motor brake oil circuit is expertly designed, consisting of EX solenoid reversing valves, guaranteeing precision and control.
Third line: The rotating head's motor oil circuit integrates an explosion-proof solenoid reversing valve and a pressure regulating valve. These components feature hard alloy material damping holes to significantly enhance the solenoid valve's service life.
Fourth line: The remote control internal blowout preventer (IBOP) oil circuit is comprised of explosion-proof solenoid reversing valves, ensuring safety and operational excellence.
Fifth line: Our back-up tong control oil circuit includes explosion-proof solenoid reversing valves, equipped with a precision pressure sensor, providing real-time monitoring and accuracy.
Sixth line: The Tilt system's oil circuit is a marvel of engineering, featuring an explosion-proof solenoid reversing valve, a throttle check valve, and other vital components. This setup allows the elevator link to halt at any position securely, with the option to set it to swing when in the mid-position.
Each oil circuit is equipped with pressure detection points, enabling meticulous monitoring of working pressures. Additionally, air release capabilities through these points ensure smooth and continuous system operation.

1. 1. 1. Hydraulic Actuator

Our hydraulic actuator is a sophisticated assembly comprising the following components:
Counterbalance Cylinder (2 ea), Break Cylinder (2 ea), Drive Motor of Rotating Head (1 ea), IBOP Actuator Cylinder (2 ea), Back-up Tong Cylinder (1 ea), Tilt Cylinder (2 ea), each designed for maximum efficiency and reliability.

1. 1. 1. Hydraulic Auxiliary Components

The hydraulic auxiliary components encompass high-performance accumulators, filters, and an oil tank, each playing a critical role in system efficiency.
Accumulators are meticulously divided into brake and balance accumulators, ensuring optimal function and stability.
Filters are crucially categorized into oil filter, high-pressure filter, oil return filter, and air filter, maintaining the system's purity and performance.
Our strategically installed upper-mounted oil tank is designed to store hydraulic oil efficiently, dissipating heat to maintain system integrity and functionality.

1. 1. 1. Radiator

Positioned at the cooling blower's air inlet, the radiator uses the main motor to forcefully cool hydraulic oil, ensuring the hydraulic system's longevity and unwavering stability.