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HYDROSTATIC:
PUMP
DRIVE:
CLOSED LOOP HYDRAULIC
TRANSMISSION WITH TWO VARIABLE DISPLACEMENT PUMPS
TO PROVIDE INDEPENDENT HYDRAULIC OPERATION
OF
THE CRYOGENIC TRIPLEX PUMP AT CONSTANT ENGINE SPEED.
ALSO, HPT USES A HYDRAULIC DAMPNER TO PROTECT THE
HYDRAULIC SYSTEM FROM DAMAGE.
LIQUID
NITROGEN PUMP:
MODEL
3-GMPD (OR EQUIVALENT) FOOT
MOUNTED,
RECIPROCATING
HIGH PRESSURE TRIPLEX PUMP.
BORE:
1.25”
STROKE:
.905”
SPEED:
100 TO 1200 RPM
BOOST
PUMP:
1 ½” X 2 ½” X 6” CENTRIFUGAL PUMP WITH
HYDRAULIC DRIVE MOTOR.
VAPORIZING
SYSTEM:
SYSTEM UTILIZING ENGINE, WATER AND
EXHAUST WASTE HEAT AND HYDRAULIC SYSTEM TO
VAPORIZE LIQUID NITROGEN.
GENERAL
DESCRIPTION:
A.
GENERAL DIMENSIONS AND WEIGHTS
WEIGHT:
13,500 LBS
HEIGHT:
100”
LENGTH:
150”
WIDTH:
96”
B.
PERFORMANCE SPECIFICATIONS
MAXIMUM
PRESSURE
10,000
PSIG
MAXIMUM
FLOW RATE
1,500
SCFM
90,000
SCFH
MINIMUM
FLOW RATE
150
SCFM
9,000
SCFH
FUEL
CAPACITY
128
GAL
HYDRAULIC
RESERVOIR
90
GAL
RUNNING
TIME
12
HR
C.
DESIGN FEATURES
ENGINE:
DETROIT DIESEL 6V92TA 320 BHP @ 2100 RPM
TRANSMISSIONS:
VARIABLE DISPLACEMENT HYDROSTATIC TRANSMISSION
SERIES
PUMP AND FIXED
DISPLACEMENT MOTOR.
N2
CENTRIFUGAL:
C.S.&P. CRYOGENICS 1.5” X 2.5” X 6”
N2
TRIPLEX:
3-GMPD (OR EQUIVALENT)
STROKE:
.905 IN.
BORE:
1.25 IN.
MAX.
WORKING PRESSURE:
10,000 PSI
MAX.
RATE:
14.5
GPML
N2
1,500
SCFM
GN2
90,000
SCFH
GN2
MAX.
SPEED:
1,200
RPM
MIN.
SPEED
100
RPM
CRYOGENIC VALVE:
WORCESTOR CONTROLS
CRYOGENIC C4 BALL VALVE
W/EXTENDED BONNETS.
D.
SKID MOUNT:
PUMPING UNIT MOUNTED TO HEAVY OILFIELD TYPE SKID,
PROTECTIVE FRAME AND BOTTOM PAN, FOUR LIFTING LUGS,
METAL GRATING TOP COVER, ACCESS LADDER.
E. PAINTING:
ALL SKIDS STRUCTURAL SUPPORTS AND LIFTING FRAME
SANDBLASTED TO WHITE METAL AND PAINTED TO MEET SUB SEA
CONDITIONS USING 1ST ZINC OXIDE, 2ND
INTERMEDIATE HIGH BUILD CHEMOPON COAT, 3RD
TOP COAT ACRYLITHANE ENAMEL CHEMICAL RESISTANCE.
THIS SYSTEM HAS AN EXCELLENT RECORD PERFORMANCE
FOR OFFSHORE APPLICATION.
F.
CONTROL CONSOLE:
ANODIZED ALUMINUM PANEL, MOUNTED TO WEATHER TIGHT
FRAME. ENCLOSURE
CONSOLE PROVIDES ALL CONNECTIONS AND INDICATORS,
CONTROLS AS FOLLOWS:
LN2
CHARGE PRESSURE GAUGE
LN2
CHARGE PRESSURE CONTROL
GN2
DISCHARGE PRESSURE GAUGE
GN2
DISCHARGE TEMPERATURE GAUGE
TRIPLEX
OIL TEMPERATURE GAUGE
TRIPLEX
OIL PRESSURE GAUGE
TRIPLEX
PUMP RATE CONTROL
TRIPLEX
RPM/TACH. MECHANICAL
TRIPLEX
HYD. PRESSURE GAUGE
WATER
SYSTEM PRESSURE GAUGE
ENGINE
START
ENGINE
THROTTLE CONTROL
ENGINE
EMERGENCY KILL CONTROL
ENGINE
STOP CONTROL
ENGINE
RPM/TACH.
ENGINE
OIL PRESSURE GAUGE
ENGINE
WATER TEMP. GAUGE
AIR
PRESSURE GAUGE
COOLANT
CIRCUIT HYD. PRESSURE GAUGE
COOLANT
CIRCUIT PRESSURE GAUGE
COOLANT
CIRCUIT TEMPERATURE
BACK
PRESSURE GAUGES
PUMP
CHARGE PRESSURE GAUGES
BOOST
PUMP HYD. PRESSURE GAUGE
OVERPRESSURE
SHUTDOWN
G.
CRYOGENIC SYSTEM PIPING:
ALL
PIPING 316 STAINLESS STEEL, WITH BRONZE GLOBE VALVES IN
LOW PRESSURE LINES, AND STAINLESS STEEL STEM VALVES IN
HIGH PRESSURE LINES.
CRYOGENIC
TANK CONNECTIONS ARE 1 ½” SUPPLY AND 1 ½” RETURN,
AND HIGH PRESSURE GN2 DISCHARGE CONNECTION IS 1”
FIGURE 1502 WECO UNION.
ALL HIGH PRESSURE PIPING IS HYDROTESTED TO 15,000
PSI.
ALSO, HPT USES A LN2 PULSATION DAMPNER TO PROTECT
THE 1” DISCHARGE LINE FROM DAMAGE.
ALUMINUM PAN UNDER ALL CRYOGENIC PIPING.
H.
SAFETY DEVICE FEATURES:
AIR
INTAKE
FLAME
TRAP
CRANKCASE
BREATHER
FLAME
TRAP
VALVE
COVER FLAME TRAP
OIL
DIPSTICK
SCREW
TYPE EXHAUST FLAME TRAP
SPARK
ARRESTOR
ANTI-STATIC
AND FIRE RESISTANT BELTS
COOLANT
OVER-TEMPERATURE SHUTDOWN
COOLANT
LOSS OF FLOW SHUTDOWN
LOSS
OF LUBE OIL PRESSURE SHUTDOWN
EMERGENCY
SHUTDOWN.
I.
TESTING:
COMPLETE UNIT TESTED AND CERTIFIED
FOR
CUSTOMER ACCEPTANCE. |
