Fast moving desert rig
Technical Specifications – SJ Fast Moving Desert Rig Models
Below are the complete technical specifications for SJ’s fast moving desert rig configurations. All specifications are API‑compliant across applicable standards.
| Parameter | ZJ40DBT | ZJ50DBT | ZJ70DBT | ZJ90DB/3000HP |
|---|---|---|---|---|
| Nominal Drilling Depth (4‑1/2″ DP) | 4,000 m (13,100 ft) | 5,000 m (16,400 ft) | 7,000 m (23,000 ft) | 9,000 m (29,500 ft) |
| Max Hook Load | 2,250 kN (500,000 lbf) | 3,150 kN (700,000 lbf) | 4,500 kN (1,000,000 lbf) | 6,750 kN (1,500,000 lbf) |
| Drawworks Power | 1,000 HP | 1,500 HP | 2,000 HP | 3,000 HP |
| Drive System | AC VFD | AC VFD | AC VFD | AC VFD |
| Top Drive Type | AC permanent magnet direct drive | AC permanent magnet direct drive | AC permanent magnet direct drive | AC permanent magnet direct drive |
| Mast Type | K‑style | K‑style | K‑style | Double‑beam double‑triangle |
| Mast Weight Reduction | — | — | — | 30% vs similar products |
| Substructure Type | Swing‑up | Swing‑up | Swing‑up | Swing‑up with integral skidding |
| Drilling Line Diameter | 32 mm (1‑1/4 in) | 35 mm (1‑3/8 in) | 38 mm (1‑1/2 in) | 42 mm (1‑5/8 in) |
| Traveling Block Lines | 5×6 | 6×7 | 6×7 | 7×8 |
| Rotary Table Opening | 27‑1/2″ (698.5 mm) | 37‑1/2″ (952.5 mm) | 49‑1/2″ (1,257 mm) | 60‑1/2″ (1,537 mm) |
| Module Count | 11 modules | 11+ modules | Modular skid | 11+ modules |
| Rig‑Up Time (Single Slot) | <48 hours | <48 hours | 5‑7 days | 2 days |
| Moving Speed (Full Load) | 5 km/h | 5 km/h | 5 km/h | 5 km/h |
| Max Slope When Moving | 10° longitudinally & transversally | 10° | 10° | 10° |
| Mast‑Up Moving Capable | Yes | Yes | Yes | Yes |
| Mast‑Up Moving Weight | Up to 900 tons | Up to 900 tons | Up to 900 tons | Custom |
| Wheel Axle Deflection | 10° floating type | 10° floating type | 10° floating type | 10° floating type |
| Dolly Turning Angle | 90° steerable | 90° steerable | 90° steerable | 90° steerable |
| Ambient Temperature Range | -20°C to +55°C | -20°C to +55°C | -20°C to +55°C | -20°C to +55°C (55°C+ certified) |
| Cabin Protection | Positive pressure | Positive pressure | Positive pressure | Positive pressure explosion‑proof |
| Electrical Enclosure Rating | IP55 (IP66 optional) | IP55 | IP55 | IP55 |
| Air Filtration | Cyclone pre‑filter + HEPA | Cyclone pre‑filter + HEPA | Cyclone pre‑filter + HEPA | 3‑stage cyclone + HEPA |
| Cooling System | Closed‑loop oversized | Closed‑loop oversized | Closed‑loop oversized | Closed‑loop oversized + circulating water‑cooled inline radiator |
| Core Components Source | Domestic / Selective import | Domestic / Selective import | Domestic / Selective import | 90%+ domestic production |
| Certifications | API Q1, API 4F, API 7K, API 8C, ISO 9001, ISO 14001, OHSAS 18001 | Same | Same | Same |
Key specification notes:
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All specifications represent SJ’s fast moving desert‑rated standard configurations. Custom specifications—including extended hook loads, specialized mast heights, and additional climate packages—available upon request.
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Mast‑up moving weight: The entire substructure is uplifted by 8 lift cylinders installed at the 4 corners of the substructure.
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Dolly design: Pins are used to install the dolly, with maximum turning angle of 90 degrees.
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Applicable terrain: Designed for areas with complex landforms, desert sand, and moderate slopes. Mobile with dual‑wheel axle assemblies at 4 corners, can adjust height to level the rig for safe operation after relocation.
Application Fields – Where Fast Moving Desert Rigs Deliver Maximum ROI
1. Kuwait Northern Oilfields – Deep & Ultra‑Deep Wells (6,000‑9,000m)
SJ has supplied 6 units of ZJ90DB/3000HP ultra‑deep fast moving drilling rigs to Kuwait’s northern oilfield—Hubei province’s first bulk export of large‑scale drilling machines to the Middle East’s high‑end market. These machines feature automation controls, positive pressure explosion‑proof driller’s cabin integrated with side rooms, VFD power, modular design, and combined advantages of integral skidding and quick assembly/disassembly to handle frequent relocation needs in Kuwait’s desert oil fields.
Field performance: The first ZJ90DB was assembled by the SP‑8 drilling team and achieved first spud 73 days ahead of contract schedule—demonstrating what happens when fast moving specifications meet flawless execution.
2. Saudi Arabia & Arabian Peninsula – Deep & Extra‑Deep Wells
Following the successful entry of the ZJ80DB drilling rig into Saudi Arabia, the ZJ90DB project in Kuwait validated the "Chinese Standards + Sinopec Platform” overseas expansion model. Core components—rig, top drive, and mud pumps—are all domestically produced and meet international advanced technical standards.
3. Multi‑Well Pad Drilling & Cluster Well Operations
For pad drilling requiring frequent short‑distance moves between well slots (50‑100 meters), fast moving rigs with mast‑up moving capability can reposition in hours, not days. Sinopec has successfully executed sliding rail relocation on cluster well pads in Kuwait, demonstrating the feasibility of rapid pad‑to‑pad moves without disassembly.
During cluster drilling, a fast moving rig can be repositioned along guide rails using hydraulic cylinders without dismantling or throwing out tools—keeping the pipe stands racked in the derrick and the drill line spooled.
4. Sahara Desert – High‑Temperature Shallow & Medium Wells
The Sahara presents 55°C summer heat, soft sand, and long supply lines. For these conditions, SJ offers truck‑mounted and trailer‑mounted fast moving desert rigs with 10×10 all‑wheel‑drive offroad chassis equipped with 29.5R25 desert tires, circulating water‑cooled inline radiators for hydraulic oil cooling, heavy‑duty air filters for engine intakes, and integrated folding boat‑shaped bases.
5. Long‑Distance Desert Rig Moves (100‑1,000+ km)
For operators relocating entire rig fleets across desert basins, SJ modular fast moving design enables efficient long‑distance transport. Example: A Sinopec crew in Oman successfully completed a 22 km rig move in just 45.5 hours using fast moving methods—significantly better than the historical baseline. For moves exceeding 100 km, the two‑module approach (mast + traveling system as one module, substructure + drawworks + drill floor equipment as another) reduces transport complexity and simplifies customs clearance at international borders.
6. Infill Drilling on Active Pads
Infill drilling—adding wells between existing producing wells—presents unique space constraints. Fast moving rigs with short‑distance moving capability can be repositioned precisely over new well centers without disturbing adjacent production facilities. In Kuwait, this capability earned high client praise for enabling efficient cluster well development.
7. Arctic‑Desert Transition Zones (Kazakhstan, Turkmenistan)
For Central Asian operations with extreme temperature swings—freezing nights, scorching days—SJ offers extended -40°C to +55°C cold‑climate packages with wide‑temperature hydraulic fluids, insulated enclosures, and dual‑rated cooling/heating systems on fast moving rig configurations.
Product Types – SJ Fast Moving Desert Rig Portfolio
| Type | Model(s) | Depth Rating | Hook Load | Moving Mode | Key Fast‑Moving Feature |
|---|---|---|---|---|---|
| Trailer‑Mounted Fast Moving Rig | ZJ40DBT (4,000m), ZJ50DBT (5,000m) | 4,000‑5,000 m | 2,250‑3,150 kN | 11‑module design; mast‑up moving option | 48‑hour rig‑up; 11 module road‑legal transport |
| Modular Skid Fast Moving Desert Rig | ZJ70DBT | 7,000 m | 4,500 kN | Skid‑mounted; integrated towing | 5‑day rig‑up; suitable for semi‑permanent pads with occasional moves |
| Ultra‑Deep Fast Moving Rig | ZJ90DB/3000HP | 9,000 m | 6,750 kN | 11+ modules; mast‑up moving; integral skidding; dual‑beam double‑triangle mast | 73 days ahead of schedule in Kuwait; 30% mast weight reduction; 2‑day rig‑up |
| Two‑Module Moving Configuration | Any ZJ series | 5,000‑9,000 m | Variable | Mast+crown block+traveling system as one module; substructure+drawworks+drill floor as second module | Ideal for long‑distance (>100 km) moves or constrained roads; only 2 major lifts required |
| Skid Walking Rig Package | Custom | 4,000‑7,000 m | 1,000‑2,500 tons | Hydraulic walking system; 8 lift cylinders at 4 corners | Position between pad slots in hours without disassembly; low ground bearing pressure |
| Fast Moving Workover Rig | XJ Series | Workover 2,500‑9,000m | 300‑2,250 kN | Self‑propelled; integrated towing | Mobile, compact, fast to rig‑down |
Why Choose SJ Petroleum Machinery for Fast Moving Desert Rigs?
1. Field‑Proven Fast Moving Performance – Kuwait 73 Days Ahead of Schedule
SJ has supplied 6 units of ZJ90DB/3000HP fast moving ultra‑deep drilling rigs to Kuwait’s northern oilfield—Hubei province’s first bulk export of large‑scale drilling machines to the Middle East’s high‑end market. The first rig arrived at the wellsite, was assembled by the SP‑8 drilling team, and achieved first spud 73 days ahead of contract schedule—a direct result of modular fast moving design plus flawless execution. Core components achieved 90%+ domestic production rate, technical indicators reached international advanced levels, ensuring stable and reliable operation under 50°C high‑temperature and sandy conditions.
2. Fast Moving Time Benchmark – 48 Hours for 4,000‑5,000m Rigs, 2 Days for 9,000m Rig
SJ fast moving desert rigs are engineered for speed:
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4,000‑5,000m rigs (ZJ40DBT/ZJ50DBT): Single‑slot rig‑up in <48 hours
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9,000m rig (ZJ90DB): Single‑slot rig‑up in 2 days
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Mast‑up moving speed: Up to 5 km/h under full load with 10° slope capability
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100 km desert move: As low as 3 days total—including disassembly, transport, and reassembly
Compare to industry baseline: Conventional 1,000 HP rigs historically required 36‑40 hours to move just 10 km across flat terrain. SJ fast moving rigs achieve moving speeds of 5 km/h under full load and can relocate a 2000HP drilling rig within 48 hours for short‑distance moves.
3. Modular Two‑Mode Moving – Built‑In Flexibility
SJ fast moving rigs support three movement modes built into the design:
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Mast‑up whole rig moving: Ideal for multi‑well pad operations where moves are frequent but distances short
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Mast‑down separate moving: For longer moves (3‑50 km) where road clearance is limited
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Two‑module configuration for long distances: Mast+crown block+traveling system as one module; substructure+drawworks+drill floor as second module—only 2 major lifts required for complete rig relocation
4. Lightweight Mast Breakthrough – 30% Weight Reduction for Faster Moves
The ZJ90DB’s dual‑beam double‑triangle mast structure reduces mast weight by 30% and lifting load by 15%+ compared to similar products. Lighter components mean fewer truckloads for transport, smaller crane requirements, faster rig‑up, and lower logistics cost across long desert supply lines. The mast uses a single‑line hoisting structure that reduces lifting components by 50% and saves 60% of raising time.
5. Wheel Axle Assembly with 90° Steerable Dollies
SJ fast moving rigs are equipped with wheel axle assemblies at all four corners, with floating design and maximum 10‑degree deflection angle when moving over uneven terrain. Dollies are steerable with a maximum turning angle of 90 degrees, enabling both longitudinal and latitudinal movement—essential for navigating around wellheads, equipment, and surface obstacles on crowded pads.
6. 55°C Desert Rating – Verified in Kuwait Summer
SJ fast moving desert rigs are designed to operate at ambient temperatures -20°C to +55°C. High thermal‑resisted electrical consumers and air cooling methods are selected, fit for desert drilling operation. The ZJ90DB rig is specifically tailored for Kuwait’s high‑temperature and sandy environment, with core components 100% domestically produced and tested in 50°C+ summer conditions.
7. Sand‑Hardened Cabin Protection – Training in the Desert
All operator cabins and control rooms are equipped with positive pressure self‑cleaning dust filtration systems, maintaining higher internal pressure than the external environment so sand cannot infiltrate through door seals, cable ports, or ventilation gaps. HEPA filters plus scavenger fans maintain air quality inside cabins.
For the Kuwait project, SJ assembled a dedicated service support team of dozens stationed at the project site—not just for initial commissioning, but for ongoing support and training. The team moved the training classroom directly into the desert wellsite, with hands‑on instruction covering electrical control and hydraulic system principles—accumulating over 300 hours of training for local crews.
8. API & ISO Certified – Global Compliance Ready
SJ facilities maintain API Q1, API 4F, API 7K, API 8C, ISO 9001, ISO 14001, and OHSAS 18001 certifications. Complete documentation packages are available for international tenders, client audits, and regulatory approvals.
9. Factory‑Direct Pricing – 25‑35% Below Western Competitors
SJ manufactures everything in‑house—masts, substructures, top drives, VFD systems, control panels, hydraulic components. Our 663,000 m² facility employs over 2,000 people and produces 100+ drilling rigs annually. Factory‑direct means no middleman markup, no brand tax—just API‑certified fast moving desert rigs at prices that compete aggressively with any global supplier.
10. Complete Fast Moving Ecosystem – One Supplier for Your Entire Desert Operation
SJ manufactures over 200 product models across 12 series—drilling rigs, workover rigs, cementing units, fracturing equipment, coiled tubing units, snubbing units, and high‑pressure fluid control products. For fast moving desert field development, single‑source procurement reduces complexity, ensures component compatibility, and streamlines support logistics.
FAQ – Fast Moving Desert Rigs
Q1: What makes a drilling rig "fast moving” for desert operations?
A fast moving desert rig is engineered for rapid relocation through three key features: (1) Modular design—pre‑assembled functional modules (typically 11 for a 4,000‑5,000m rig) that pin together without welding; (2) Integrated towing—capability to move the mast upright as a complete assembly for short‑distance pad moves; (3) Sand‑hardened systems—designed to survive the 55°C ambient and sandstorms between moves.
Q2: How fast can an SJ fast moving desert rig be moved and reassembled?
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Multi‑well pad moves (50‑100 meters): Mast‑up moving capability allows repositioning in hours without disassembly—no pipe disassembly required; the rig moves as a complete unit
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Short‑distance desert moves (10‑20 km): SJ rigs achieve moving speeds of 5 km/h under full load with 10° slope capability; typical total move time (including rig‑up at destination) as low as 12‑16 hours
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100 km desert move: SJ’s integrated towing solution achieves <3 days from disassembly at old location to first spud at new location
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Long‑distance moves requiring full disassembly (100‑1,000 km): Single‑slot rig‑up in <48 hours for 4,000‑5,000m rigs, 2 days for 9,000m ZJ90DB rig
Q3: What’s the difference between a "fast moving” rig and a "walking” rig?
A fast moving rig typically refers to a modular design that can be disassembled into road‑legal modules (11‑20 modules) and towed or trucked between locations. Moving speeds: up to 5 km/h under full load. A walking rig uses hydraulic cylinders to lift the rig and slide it forward on skids or rollers—extremely slow (10‑14 m/hr) but requires no disassembly at all. Walking rigs are best for multi‑well pad drilling where wells are spaced 50‑100 meters apart. SJ offers both technologies depending on your move distance and frequency.
Q4: Can a fast moving rig move with the mast upright?
Yes—for short‑distance pad moves where overhead clearance permits. The rig is capable of moving substructure and mast as one package when the mast is upright. The substructure is equipped with wheel axle assemblies at all four corners, and two tractors pull the entire assembly. This mode dramatically reduces move time because the mast doesn’t need to be lowered or re‑raised.
Q5: How does AC VFD drive benefit fast moving desert rigs?
AC VFD systems have fewer electrical connections (reducing rig‑up/rig‑down time), better motor efficiency, less waste heat, and better power distribution than conventional DC systems. VFD integration typically improves energy efficiency by 5‑10% compared to DC SCR systems—critical when fuel must be trucked across long desert roads. For fast moving operations, fewer connections mean faster disconnection and reconnection between modules.
Q6: What’s the mast weight on SJ fast moving rigs, and why does it matter?
The ZJ90DB features a unique dual‑beam double‑triangle mast structure that reduces mast weight by 30% compared to similar products. A lighter mast means: (1) fewer truckloads for transport (reducing logistics cost), (2) smaller crane requirements (widening the range of available lifting equipment in remote locations), (3) faster raising time (60% reduction in mast raising time), and (4) lower fuel consumption during transport.
Q7: What sandstorm protection do SJ fast moving rigs have?
All outdoor electrical enclosures are IP55 rated as minimum (dust‑protected and protected against low‑pressure water jets). For high‑risk areas, IP66 protection is available. The driller’s cabin is positive pressure with self‑cleaning dust filtration units, maintaining internal pressure higher than the external environment. HEPA filters plus scavenger fans maintain air quality inside cabins. Cooling fin spacing is larger than conventional units to limit dust buildup—a critical detail often overlooked in desert equipment design.
Q8: Can SJ fast moving rigs operate in 55°C ambient temperatures?
Yes—SJ fast moving desert rigs are designed for -20°C to +55°C ambient temperatures. The ZJ90DB rig deployed in Kuwait operates reliably in 50°C+ summer conditions with frequent sandstorms. High thermal‑resisted electrical consumers and air cooling methods are selected, fit for desert drilling operation.
Q9: What’s the typical lead time for a fast moving desert rig?
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Fast moving desert rig (4,000‑5,000m, ZJ40DBT/ZJ50DBT): 9‑12 months from order confirmation
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Deep fast moving rig (7,000‑9,000m, ZJ90DB series): 12‑15 months
The 9,000‑meter ZJ90DB fast moving rigs for Kuwait were delivered on a 6‑unit contract with the first unit arriving and achieving first spud 73 days ahead of schedule.
