TECHNICAL SPECIFICATIONS REGENERATIVE THERMAL OXIDIZER SYSTEM

Transcription

1 TECHNICAL SPECIFICATIONS REGENERATIVE THERMAL OXIDIZER SYSTEM Suite Unionville Road Douglassville PA (215)

2 Table of Contents General Specifications... 1 Operating Costs... 2 RTO System... 3 Gastrain... 4 Manifold Specifications... 5 Exhaust Fan... 6 Hydraulic System... 7 Control Room... 8 System Controls... 9 Plan Views... 10

3 General Specifications Conditions (Design Basis) Design Inlet Temperature 90 F Inlet Static Pressure -2 Altitude TBD Specified Standard Max Volume 24,000 scfm Specified Standard Normal Volume 21,349 scfm Solvent Loading lb/hr Solvent Type TBD Solvent Heat Value (assumed) 15,000 btu/lb Number of Towers 2 Purge NA Individual Tower Bed Area 58.5 ft² Individual Tower Bed Velocity 410 fpm Individual Tower Bed Gas Flow Volume 24,000 cfm (vertical) Heat Exchange Media Structured Packing Heat Exchanger Bed Height 5 ft Heat Exchanger Thermal Efficiency 93% Heat Exchanger Free Board 0 ft Inlet Temperature (T1) Combustion Chamber Temperature (T2) Exhaust Temperature (T4) Total Installed Burner Capacity 90 F Dry Bulb 1,550 F (min) 193 F (max) 5 mmbtu/hr Combustion Chamber Design Temperature 2,000 F Combustion Chamber Retention Time 0.5 seconds RTO Overall Destruction Efficiency 95% RTO Particulate Removal Efficiency NA Page 1

4 Operating Costs 24,000 scfm with lbs/hr solvent: Consumption Rate Hourly Cost Annual Cost Fuel 0 Mmbtu/hr $ 0 /hr $ 0 /yr Electricity: 70 Kw $ 3.17 /hr $ 12,680 /yr Total Operating Costs $ 3.17 /hr $ 12,680 /yr Operating Cost Assumptions Maximum Solvent Loading: lbs/hr at 15,000 btu/lb Electricity Costs $ Kw/hr Annual Operating Hours 4,000 Page 2

5 RTO System RTO By-Pass RTO Isolation Damper RTO Isolation Damper Construction RTO Isolation Damper Actuator System Abort Path Metal Seated Butterfly Aluminum painted mild steel Hydraulic Rack and Pinion Burners Option Type or Manufacturer Manufacturer -- Eclipse (or equivalent) Model -- Ratiomatic Number of Burners 1 Individual Burner Size -- 5 mmbtu/hr NOX Output (greater than inlet) -- Less than 0.1 lb/mmbtu CO Output ppmv (max) Fuel Injection System Optional -- RTO Burner Enclosures Optional -- Side view of RTO system. One small hotspot which will be repair during installation. Recovery chambers are sized for 8 beds allowing for various heat recovery media options. Side view of the RTO system showing bottom skid for ease of installation. All hydraulic tubing is stainless steel. Fresh Air Inlet Option Type or Manufacturer Fresh Air Inlet Fresh Air Inlet Damper Single Blade Fresh Air Inlet Damper Actuator Hydraulic, Open/Close Variable Frequency Drive Option Type or Manufacturer Manufacturer Size Flying Start Capability AB, Robicon, Emerson (or equivalent) 150 hp Enclosure NEMA 1 w/ Fans & Filters Page 3

6 Gastrain Exhaust Stack Type or Manufacturer Diameter/Height 42 /62 Material Mild steel Insulation Per OSHA requirements RTO Towers Option Type or Manufacturer Materials of Construction 3/16 mild steel External Coating Gun Metal Gray 42 diameter/ 60 high stack with 180 test platform and caged ladder per OSHA guidelines. RTO Tower Insulation Option Type or Manufacturer Heat Exchanger Thickness, Density, Manufacturer Combustion Chamber Thickness, Density, Manufacturer -- 6 thick, 12 lb/cu ft. pyrobioc -- 8 thick, 8 lb/cu ft, pyrobioc Gastrain Option Type or Manufacturer Blocking Valve Manufacturer Combustion Blower I.R.I Design Gastrain Enclosure Burner/Gastrain Access Platform Platform Access Stairway Platform Access Safety Ladder -- Maxon (or equivalent) Optional Optional Open Grated Deck OSHA Design Page 4

7 Manifold Specifications Isolation and fresh air dampers with hydraulic actuators and solenoid junction boxes. This assembly is required for start-up of the RTO and connects to the process exhaust ductwork. 38 Inlet/42 Outlet manifolds 12 gauge Aluminized steel. Outlet manifold insulated with 4 thick 4lb density mineral wool with 16 gauge galvanized cladding. Note the electrical conduit runs to the electrical room which will remain intact allowing for a straight forward installation. Manifolds Option Type or Manufacturer Inlet/Outlet Manifold Diameter / 42 Inlet/Outlet Manifold Construction ga aluminized Inlet/Outlet Manifold Flex Connectors Stainless steel bellows Inlet/Outlet Manifold Velocity -- 3,500 fpm Inlet/Outlet Manifold Insulation -- Outlet Onl y 4 thick, 4 lb mineral wool Inlet/Outlet Manifold Cladding -- Outlet Onl y 16 ga galvanized Inlet Manifold Valve Diameter Inlet Manifold Valve Type -- Metal seated butterfly Outlet Manifold Valve Diameter Outlet Manifold Valve Type -- Metal seated butterfly Inlet/Outlet Manifold Valve Velocity -- 4,500 fpm max Inlet/Outlet Manifold Valve Construction -- Aluminum plated mild steel Inlet/Outlet Manifold Vacuum Breaker Optional Outlet Onl y Purge Manifold Diameter NA NA Purge Manifold Construction NA NA Purge Manifold Flex Connectors NA NA Purge Manifold Velocity NA NA Purge Manifold Insulation NA NA Purge Manifold Cladding NA NA Purge Valve Diameter NA NA Purge Valve Type Velocity NA NA Purge Valve Construction NA NA Page 5

8 Exhaust Fan Exhaust Fan Option Type or Manufacturer Type Force draft centrifugal Quantity 1 Manufacturer Twin Cities (or equivalent) Volume 24,000 cfm (max) Static Pressure 21 wc Class III Arrangement 8 Inlet/Outlet Flex Connectors EPDM Outlet Velocity 4,500 fpm Materials of Construction Mild steel Fan Insulation 4 thick Fan Cladding 16 ga galvanized Lubrication System Manual Motor Size/Type 150 hp/tefc Motor Manufacturer Delco Motor Efficiency Standard Motor Service Factor 1.15 Spare 150HP Baldor motor (brand new and never used) included with purchase of system. Twin City arrangement 8 Class lll main exhaust fan with 150hp motor. Maximum flow conditions are 24,000 cfm at 21 w.c. 70 F. Page 6

9 Hydraulic System Hydraulic System Option Type or Manufacturer Valve Actuator Type, Manufacturer Rack and Pinion Flo-Tork (or equivalent) Hydraulic Pump Racine (or equivalent) Stand by Pump Heated Fluid Reservoir Optional Hydraulic Line Material -- Stainless Steel Hydraulic Line Insulation Optional Flo-Tork rack and pinion hydraulic actuator similar for all dampers. Also shown are the GO proximity switches to prove position in both the open and closed positions. Hydraulic solenoid cabinets typical for all dampers. Each cabinet has local speed control to set damper speed base on ambient conditions. One of four main diverter valves with Flo-Tork hydraulic actuator and solenoid cabinet. Each actuator has independent flow control for valve speed setting. Inlet and outlet valves are step seat construction 38 inlet, 42 outlet. Access doors and endplates for ease of inspection of all valves and cold face support grid areas. Page 7

10 Control Room Control room with locked door and air conditioning system. Control Room lighting system Control Room Manufacturer Size Lighting Ventilation Type or Manufacturer Parkut (or equivalent) 11-9 wide x 6-9 deep x 10 high Fluorescent Wall mounted air conditioner Square D main disconnect and thermostat for room conditioning. Local power center for control room. System hydraulic skid located inside control room. Racine hydraulic pump. Page 8

11 System Controls Main control panel showing Honeywell Tru-Line chart recorder, Allen Bradley MMI 1000 panelview and Honeywell UDC high temperature limit controller. System Controls Type or Manufacturer Master Control Panel Custom NEMA 12 Programmable Controller (PLC) Allen-Bradley 5/03 Human Machine Interface (HMI) Software, files & printouts Automatic Sequence Start/Stop Fresh Air Stand-by Mode High Temperature Limit Chart Recorder Circular Chart Inlet Temperature Outlet Temperature Combustion Chamber Temperature IEC Type Components (International Electrotechnical Commi ssion) Enclosure Remote Operation Control Panel Allen-Bradley 900 Series Allen-Bradley 6200 Series Watlow Honeywell DR 4500A T/C Type K Watlow T/C Type K Watlow T/C Type K Watlow IEC Motor Startes & Relays Low Peak Fuses NEMA 12 Indoors/ 3R Outdoors Allen-Bradley 900 Series Allen Bradley PowerFlex HP VFD. Located in a NEMA 1 enclosure w/ fans and filters. Flying Start capability. MCC and power distribution for main panel and VFD. Outside of VFD cabinet (Hoffman enclosure) MMI for VFD set-up. Picture of inside of main control panel showing Allen Bradley SLC 5/03 controller. Page 9

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