940-940-11

CPCCPC

DynaWave TrainingDynaWave Training

MECS, Inc.

940-940-22

MECS Company

940-940-33

MECS World Offices

Key Regional Offices

St. Louis

Bombay

Brussels

Hong Kong

Johannesburg

Shanghai

Key Regional Offices

St. Louis

Bombay

Brussels

Hong Kong

Johannesburg

Shanghai

940-940-44

DynaWave Technology

940-940-55

● Hot gas quenching

● Particulate removal

● Acid gas absorption

● Insitu Oxidation

DynaWave Reverse Jet ScrubberDynaWave Reverse Jet Scrubber

940-940-66

Reverse Jet Scrubber BenefitsReverse Jet Scrubber Benefits

● Concentrates liquid effluent – less water consumption

● Tolerates high solids concentrations in liquid and gas

● Simple operation● Uses less

instrumentation

940-940-77

Typical DynaWave Control LoopsTypical DynaWave Control Loops

●pH ●Liquid

Level●Density

Process Gas

Outlet Gas

Make-Up Water

Blowdown

S

TI

LG

LSH

LSL

(1)

(2)

(11)

(12)

(3)

Oxidation Air

V V V V V V V V

pH

Caustic

PI

S

LVS pH

(13)

(14)S

AIC

940-940-88

DynaWave AnimationDynaWave Animation

940-940-99

Froth Technology HistoryFroth Technology History

Dependent upon:

● Liquid to Gas ratio

● Nozzle Pressure

● Gas Velocity

● Gas Pressure Drop

ATOMIZED BUBBLY

STRATIFIED

FROTH ZONE

Liquid to Gas Ratio (gpm/1000 acfm)

Gas Flowrate

940-940-1010

Large Bore - Large Bore - Non-Plugging NozzleNon-Plugging Nozzle

● Unique, open design

● Non-Plugging, even when scrubbing with slurries (20 wt%)

● Corrosion resistant materials

940-940-1111

Single Stage Cluster for High Gas Flows

940-940-1212

Reverse Jet Installation

940-940-1313

Reverse Jet in Operation

940-940-1414

940-940-1515

940-940-1616

940-940-1717

DynaWaveH2S Removal

940-940-1818

Removal of H2S with NaOH

●H2S (v) + 2NaOH (l)

Na2S + 2H2O

Sodium sulfide

pH >/= 12

940-940-1919

Treatment of Effluent

940-940-2020

Oxidation of Na2S

●Na2S + 4NaOCl

Na2SO4 + 4NaCl

Sodium sulfate and sodium chloride

940-940-2121

Effluent Treatment

Na2S

NaOCl

Quench Water

NaSO4 + NaCl

940-940-2222

Process Flow DiagramMaterial Balances

940-940-2323

Overview

940-940-2424

P&IDsInterlocks

940-940-2525

Operating ManualControls

940-940-2626

DynaWave VesselOverview

940-940-2727

Operating Modes

940-940-2828

Startup

940-940-2929

Shutdown