Forced draft air-cooled heat exchanger
Finned-tube bundles, plug-type box headers and forced draft fans on a galvanised steel structure, designed to API 661.
- API 661
- Forced draft
- Plug-type headers
FORCED DRAFT ACHE · API 661 · 2 BAYS · 4 FANS
12.0 × 6.2 m PLOT · 7.5 m TO TOP OF BUNDLE
PLUG-TYPE HEADER, API 661
INLET NOZZLES · RF FLANGED
LOUVERS
FINNED TUBE
PLENUM · GALVANISED, STIFFENED
FAN Ø mm · 4 BLADES FRP
MOTOR kW · V-BELT DRIVE
FORCED DRAFT AIRFLOW · FANS BELOW BUNDLE
INLET HEADER · HOT
OUTLET HEADER · COOLED
TEMA AES · ASME VIII DIV. 1 · MODEL SHELL Ø1.2 × 6.0 m
SEGMENTAL BAFFLES · 25% CUT
2-PASS CHANNEL · PASS PARTITION
SHELL SIDE IN
SHELL SIDE OUT
TUBE SIDE IN
TUBE SIDE OUT
FLOATING HEAD · TEMA S
REMOVABLE TUBE BUNDLE
HORIZONTAL PRESSURE VESSEL · Ø2000 × 8000 T/T
2:1 ELLIPSOIDAL HEADS
SHELL PLATES ROLLED INTO CANS
CIRCUMFERENTIAL SEAMS WELDED · HEADS FITTED
INLET NOZZLE · REINFORCING PAD
OUTLET
VENT
DRAIN
PSV CONNECTION
DAVIT-HINGED MANWAY
FIXED SADDLE
SLIDING SADDLE
HYDROTEST TO ASME VIII
HIGHER STRESS AT NOZZLE PENETRATIONS
READY FOR COMMISSIONING
HYDROSTATIC TEST
0%
of test pressure
Dolphin Heat Transfer at a glance
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01 — PRODUCTS
Our products
Five product lines, designed and manufactured in-house in Ajman.
02 — CAPABILITY
Designed, built and tested in-house
Engineering, manufacturing and quality control under one roof in Ajman.
Engineering
- HTRI thermal design
- ASME VIII mechanical design
- 3D modelling
Manufacturing
- CNC drilling
- Orbital welding
- Telescopic tube expansion
- In-house finned tube production
Testing and quality
- Hydrostatic testing
- Non-destructive testing (NDT)
- ASME and National Board stamping
- ISO 9001 quality management system
03 — INDUSTRIES
Industries we serve
Heat transfer equipment for process, power and utility operators.
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04 — DIGITAL TWIN
Our Ajman manufacturing facility
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05 — CLIENTS
Trusted by operators across the region
National oil companies, utilities and EPC contractors in the GCC and beyond.
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07 — PROCESS
How we work
Every phase integrated, from the first enquiry to delivery.
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GALLERY
From our workshop
08 — TECHNICAL ENQUIRY
Send us your datasheet
Datasheets, P&IDs and GA drawings are welcome. Our engineers review every enquiry.
Frequently asked questions
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