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The Mud Pump: As an essential component in drilling operations, the Mud Pump, known by its abbreviated form, is a versatile tool indispensable across various regions and drilling practices. Let's delve into a concise overview of the mud pumps, with a special focus on the renowned type used extensively in oil drilling:
Mud pumps are intricately engineered mechanical marvels, meticulously designed to transport mud, water, or other vital flushing fluids directly into the drilling holes during operations. They stand as a cornerstone in the array of drilling machinery, pivotal for the seamless functioning of the drilling process.
The vital role of mud pumps within the drilling process is to dynamically inject mud into the wellbore, harmoniously working alongside the drill bit. This multi-functional mud is indispensable for a range of critical purposes:
In traditional positive-cycle drilling operations, mud pumps are responsible for delivering flushing media such as water, mud, or specialized polymer flushing fluids under carefully regulated pressure. These fluids travel through an intricate network of high-pressure hoses, taps, and the drill string's center hole, reaching the drill bit's bottom. This sophisticated process serves the dual purpose of cooling the drill bit while simultaneously removing and transporting drill cuttings to the surface.
Mud pumps predominantly feature piston or plunger types, exemplifying mechanical ingenuity. Driven by a robust motive force, the pump's crankshaft rotates, skillfully maneuvering the crosshead to activate the piston or plunger's reciprocating motion within the cylinder. This alternating action between the suction and discharge valves ensures the seamless delivery and recycling of flushing fluids.
In essence, mud pumps are the lifeline of drilling operations, crucial for attaining unparalleled efficiency and safety. Their capability to deliver flushing fluids under precise pressure empowers them to excel in cooling, cleaning, stabilizing, and propelling the entire drilling process forward.
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% |