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The term 'Mud Pump' acts as a versatile descriptor for an array of pumps, each distinct in its application based on regional and operational nuances. Let's delve into the mud pumps predominantly utilized in oil drilling contexts, exploring their unique attributes and capabilities:
Mud pumps are intricate mechanical systems engineered to efficiently propel mud, water, and other essential flushing fluids into drill holes during active drilling endeavors. They are indispensable components of the drilling apparatus, ensuring seamless operations and maintenance of drilling equipment.
Mud pumps hold a pivotal role in drilling, primarily tasked with injecting mud alongside the drill bit into the wellbore. This critical process serves multifaceted purposes, including but not limited to:
In standard positive-cycle drilling operations, mud pumps deliver essential flushing media, including water, mud, or polymer fluids, at precise pressures. These fluids journey through high-pressure conduits, taps, and the drill string's central aperture to reach the drill bit's base. This method effectively cools the drill bit and enables the thorough removal and conveyance of drill cuttings to the surface.
Mud pumps, typically of the piston or plunger variety, operate through a motive force, where the pump's crankshaft rotation propels the crosshead. This reciprocating action in the pump cylinder, driven by the piston or plunger, alternates suction and discharge valve functions, ensuring the efficient delivery and recycling of flushing fluids.
In essence, mud pumps are indispensable champions of drilling efficiency and safety. Their capacity to deliver high-pressure flushing fluids empowers them to excel in cooling, cleaning, stabilizing, and advancing the drilling process, making them vital assets in drilling endeavors.
Type | Horizontal triplex single-acting piston pump | Gear type | mandibular tooth | |
Rated Input Power(kW/hp) | 1193/1600 | Gear ratio | 4.206:1 | |
Rated strokes (strokes/minute) | 120 | Oily | Forced , splash | |
Stroke length(mm/in) | 305/12'' | Valve cavity | API-7# | |
Suction port connection size | 12''(305mm) | Discharge outlet connection size | 5'' | |
Mainframe weight (kg) | 24791 | Overall Dimension(L×W×H) | 4615×3276×2688mm | |
Pump speed (strokes/min) | Rated Power(HP) | Cylinder Liner Diameter (in) and Rated Pressure (Mpa)/(psi) | |||||
7 | 2006/3/4 | 2006/1/4 | 6 | 2005/1/2 | 5 | ||
24.19 | 25.46 | 29.66 | 32.16 | 34.5 | 35 | ||
3508 | 3692 | 4300 | 4663 | 5000 | 5075 | ||
engine displacement (L/S)/(g pm) | |||||||
120 | 1600 | 45.41 | 42.23 | 36.2 | 33.36 | 28.04 | 23.17 |
720 | 669 | 574 | 529 | 444 | 367 | ||
110 | 1467 | 41.63 | 38.71 | 33.19 | 30.58 | 25.7 | 21.24 |
660 | 614 | 526 | 485 | 407 | 337 | ||
100 | 1333 | 37.84 | 35.19 | 30.17 | 27.8 | 23.36 | 19.31 |
600 | 558 | 478 | 441 | 370 | 306 | ||
90 | 1200 | 34.06 | 31.67 | 27.15 | 25.02 | 21.03 | 17.38 |
540 | 502 | 430 | 397 | 333 | 275 | ||
1 | 0.3784 | 0.3519 | 0.3017 | 0.278 | 0.2337 | 0.1931 | |
6 | 5.5778 | 4.7778 | 4.4111 | 3.7 | 3.0556 | ||
Volumetric efficiency at 100%, mechanical efficiency at 90% |