Mar 26, 2017 · 6. Autothermal Reactor Waste Heat Boilers (ATR) 7. Fischer Tropsch Waste Heat Boiler (FT) 8. Air Separating Unit (ASU) 9. Product Work-Up (PWU including Hydrogen Production Unit) 10. etc I have been part of the following major Projects; 1. Mitigation of high silica in Steam/Condensate systems, Boiler Feed Water and Boilers 2.
Dew Point Control Unit (DPCU); Glycol & Propane Refrig. Cycle Unit for Chiller Equipment included 4. Acid Gas Enrichment Unit (AGEU) 5. Sulphur Recovery Unit (SRU) 6. Produced Water System 7. Condensate Stabilizer Unit 8. Utility (Gas Engine Generator (GEG), Demine Water, Steam (from Packaged Boiler), Nitrogen, IA/PA, Fire Water, Flare, Fire
boiler installations use "traditional" economizer technology to achieve 290 degrees Fahrenheit to 300 degrees Fahrenheit stack gas temperatures and in the order of 80 percent to 82 percent overall boiler efficiency. When fuel costs were low, this heat was seen as minor. Today it is a major target for boiler system energy efficiency improvement.
Crossfield, Alberta, Canada. • Monitoring Plant Processing; Operated Compressors, Fuel Gas system, Glycol System, Vapour Recovery Unit, Salt Water System, Flare system. • Performing Sulphur Plant duties; Ensure stable running of Power Boilers (31750 kg/hr of 2100kpa steam), Waste heat boiler, Converters, Condensers, CBA Unit (99% efficiency).
For Fig. 5 estimation shows that of an the acid measured dew point temperatures for co-firing, of acid the investigations dew points at reported the boiler in outlet (Pronobis, (downstream 2002
Apr 28, 2020 · Principle Oxide of sulphur is Sulphur Dioxide and its dew point temperature is less than 50°C, even with large contents of water vapour in the flue gas. Have a look! Figure 1: Sulphur Dioxide dew
Aug 21, 2009 · The amount of SO3 produced in boiler flue gas increases with an increase of excess air, gas temperature, residence time available, the amount of catalysts like vanadium pentoxide, nickel, ferric oxide, etc., and the sulphur level in fuel. The flue gas dew point temperature increases steeply from 90 degree centigrade to 135 degrees centigrade
Low Temperature Corrosion in Boiler and Its Prevention - Bright Hub
Started studing more deeply the boiler components such as burner configuration responsible for low NOx through air staggering and fuel gas delayed gas spuds to avoid reaching the adiabetic flame temperature, flame length/diameter and burner turndown ratio, the class 3 intermittent igniter components, angle and air consumption of uv flame
A fraction of the sulfur dioxide, sometimes as high as 10%, is oxidized to sulfur trioxide. Sulfur trioxide combines with water to form sulfuric acid at temperatures at or below the dew point of the flue gas. In a boiler, most of the sulfur trioxide reaching the cold end is …
May 17, 2017 · • Both economizer and air pre-heaters are called heat recovery systems in a boiler. Were it not for these heat recovery systems, present day boilers would be operating at much lower efficiency levels. • Issues to be considered during design and retrofit: o Flue gasses sulfur content (Dew point corrosion). o Flue gas back pressure.
The outlet temperature of the waste heat boiler was decreased from 840oF to 700oF and a sulphur condenser was added to remove all the sulphur formed in the furnace. The condenser improves recovery because the presence of elemental sulphur in the catalyst beds reduce s the efficiency of the Claus reaction. Also, the outlet
Use flue gas heat to warm up boiler feed water. The simplest and most economical way to improve the efficiency of your Steam boiler is by applying an economiser to preheat boiler feed water. In case of flue gases with high acid dew points the stainless steel or polymer economiser of HeatMatrix can be applied.
Loss of boiler efficiency. How are the tubes secured in a fire-tube boiler? What determines the percentage by weight of moisture content,volatile matter,fixed carbon,ash and sometimes sulfur. Dew point is a serious concern in a plant with? Tubular air heaters.
Fired heater/boiler chemical cleaning technology is an effective way to improve heater efficiency without shutting down plant operations. Mukta and other fields of the Bombay offshore region. The processing process includes Sweetening, Dehydration, Dew point depression, Sulphur recovery, Condensate fractionation etc. which produces LPG
after the boiler has been tuned to manufacturer's specifications. The boiler should be operating at close-to-optimum excess air levels with all heat transfer surfaces clean. Determine the minimum temperature to which stack gases can be cooled subject to criteria such as dew point, cold-end corrosion, and economic heat transfer surface.