Ton Torque Manometros
Ton Torque Manometros
Ton Torque Manometros
THE
SATELLITE
AUTOMATIC DRILLING
USED
W O R L D -W I D E
CONTROL SYSTEM
l
SAVES TIME and MONEY
l REDUCED DRILLING COST PER FOOT
l INCREASED RATE OF PENETRATION
l LONGER BIT LIFE
l STRAIGHTER HOLE
CUT COSTS WITH THE SATELLITE
AUTOMATIC DRILLING CONTOL SYSTEM
(fig. 1) (fig. 2)
CONTROLLER
AIR LINE
HYDRAULIC LINE
RIG AIR IN
1. 2.
Precise bit weight control originates direct from Activated by the air motor through a two-
the Martin-Decker weight indicator system which speed differential gear unit, the lift-line raises
continuously monitors any change in weight. the drawwork's brake lever, this allows the drum
Weight signals are simultaneously displayed and to rotate, feed off drill line and increase weight
relayed to the Satellite controller unit. on bit.
FEATURES . . .
l Maintains a predetermined weight on bit to
drill quickly, efficiently.
Unlimited Brake Lever stroke compensates l Compensates for worn, imperfect or wet brake
for worn, imperfect, or wet linings as well as linings for consistent, on target performance.
worn brake linkages. No piston or linkage type
system can adjust to these deficiencies. l Two-speed gear unit covers widest range of
penetration rates.
Two-speed Gear Unit covers widest range of
penetration rates. l Smooth, gradual opening and throttling of the
air valve provides sensitive, precise bit weight
Gradualness in opening and throttling of control.
the Air Valve gives smooth, sensitive response.
l No electrical components - safe operation in
Absence of electrical components provides explosive atmosphere.
safe operation in explosive atmospheres. l Rugged construction - years of trouble-free
service.
Rugged construction assures years of trouble
free operation.
. . . The Driller's Edge.
DRUM SPOOL
BRAKE LEVER
LIFT LINE
AIR MOTOR
FLEX SHAFT
ROTATION
SEDNSOR SPRING
TENSION
DIFFERENTIAL GEAR
3. 4.
The bourdon tube in the controller unit reacts By means of a friction wheel riding against the
to weight changes and, in turn, continuously drum spool, the drum rotation is transferred as a
compares actual bit weight with the preset reverse force back to the differential gear unit.
desired bit weight. This force overrides the air motor action, gradu-
When the desired bit weight falls below the set ally releases the lift-line and allows the
point, the controller opens a valve which regu- drawwork's brake to be applied.
lates air flow to the air motor. When the actual bit weight reaches the
Satellite Driller differential gear unit with lift line reel. desired weight set point, the controller closes the
Break lever with lift line attached. air motor valve and the brake is fully applied.
Driller's console with Satellite Driller installed.
Oilfield Instruments
Sales & Service