GRAHAM CORPORATION HELIFLOW HEAT EXCHANGER

GRAHAM CORPORATION HELIFLOW HEAT EXCHANGER PSIG @ 650 DEG F YEAR BUILT: 2015. THE GRAHAM CORPORATION HELIFLOW HEAT EXCHANGER (MODEL: 15WS4C-14L) IS A COMPACT HIGHLY EFFICIENT HELICALLY WOUND SHELL-AND-TUBE HEAT EXCHANGER. THIS SPECIFIC MODEL VARIANT UTILIZES A UNIQUE SPIRAL-COIL DESIGN THAT PROVIDES TRUE COUNTERCURRENT FLOW MAXIMIZING HEAT TRANSFER EFFICIENCY UP TO 40% BETTER THAN STANDARD STRAIGHT-TUBE CONFIGURATIONS MODEL NOMENCLATURE BREAKDOWN: BASED ON STANDARD GRAHAM MANUFACTURING HELIFLOW MODEL DESIGNATIONS THE ALPHANUMERIC STRING REPRESENTS THE PHYSICAL SIZE PRESSURE CAPABILITIES AND MATERIAL CHOICES: 15: DESIGNATES THE PHYSICAL FRAME SIZE AND SUPERFICIAL SURFACE AREA CLASSIFICATION (NOMINALLY AROUND 15-20 SQ. FT. DEPENDING ON COIL DENSITY). WS (WELDSEAL): INDICATES THE HIGH-PRESSURE WELDSEAL MODEL. INSTEAD OF A STANDARD BOLTED CASING JOINT THE BASEPLATE IS DIRECTLY WELDED TO THE CASING. THIS CONFIGURATION ALLOWS THE SHELL SIDE TO HANDLE EXTREME PRESSURES UP TO 5,000 PSIG AND THE TUBE SIDE UP TO 15,000 PSIG. 4C: POINTS TO THE INTERNAL TUBE CONFIGURATION AND CODE CLASSIFICATION (TYPICALLY 4 PARALLEL TUBES PER COIL BUNDLE USING A COMPACT ARCHIMEDEAN SPIRAL FORMAT). 14L: REPRESENTS THE SPECIFIC CONNECTION SIZE ARRANGEMENT AND LENGTH CHARACTERISTICS FOR THE PROCESS INLETS AND OUTLETS (OFTEN FEATURING LARGE-DIAMETER STANDARD NPT OR FLANGED FITTINGS). .