Economics (Million USD) $109 OPEX/yr $117 CAPEX
Introduction
Process Innovations, Layout & HAZOPs
HAZOP Legend
Sean Bonnett, Enakshee Charitar, William Gumboc, Aliya Mitchell, Liam Muir, Dilem Tuzcu, William Xi
Environmental Impact
$166 Revenue/yr
$45.42
$12.72$14.01
$33.67
$3.5341.5%
11.7%12.8%
30.8%
3.2%
Materials & EffluentTreatmentUtilities
Maintenance
Overhead & GeneralExpensesLabour
$25.33
$40.41
$33.53
$17.52
21.7%
34.6%
28.7%
15.0%
Equipment
Installation & Construction
Land and Buildings
Contingency
4yr Payback
27% IRRactual
Location: Southern Ontario, for access to biodiesel producers and US markets.
8.27% CAGR forecasted to 2021
Hydrogenolysis Reactor:
Acetol PolishingReactor:
100%
74%
Glycerol Conversion
Propylene Glycol Yield
28% Increase in Propylene Glycol Produced
61% Acetol Conversion and Propylene Glycol Yield
PG-EG Extractive Distillation:
31% Increase in RelativeVolatility
99% Triethylene GlycolRetention
Hydrogenolysis Reactor:-Conversion of crude glycerol to propylene glycol over apacked bed of Raney Copper Catalyst at 2.8 MPa and 400 K
Acetol Polishing Reactor:-Conversion of residual acetol to propylene glycol over apacked bed of Raney Copper Catalyst at 2.8 MPa and 415 K
Acetol Recovery & Recycle:-Acetol recovered from methanol and water stream in 15-tray distillation tower
Propylene Glycol Recovery:-Production of 99.5 wt.% propylene glycol via extractive distillation in 18-tray distillation tower
$371 NPW
-100,000 MT/yr Propylene Glycol-142 MT/yr Triethylene Glycol-Remainder: Side products (water, methanol, ethylene glycol)
Mass Balance Summary:
-3000 MT/yr Hydrogen-170,000 MT/yr Crude Glycerol-142 MT/yr Triethylene Glycol
70-80% reductionin GHG emissionsrelative to petrochemical-based PG
Payback Sensitivity
-$500
$0
$500
$1,000
$1,500
$2,000
$2,500
0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30Net
Cu
mu
lati
ve
AT
CF (M
illio
n U
SD)
Year
25% PG Price Decrease Over Next 5 Years
Stable PG Market Price of 1,650 USD/tonne
25% PG Price Increase Over Next 5 Years
Bio-Propylene Glycolfrom Crude Glycerol
Chemical & Biological Engineering
CHBE 454Group P9
Applications22%
26%
18%
11%
5%4%
14%Antifreeze
UnsaturatedPolyester ResinFood, Drugs, &CosmeticsLiquid Detergents
Paints & Coatings
Inks
Bio-Based Benefits
Fall From Heights
Gas Exposure
Labour ErgonomicsLiquid Spill
Hydrogen ExplosionOffice Ergonomics
$
$
$$
$$$
HOOH
HO
H2 $
OH
HO
OH
OH
OH
OO
OH
OH
H2O
HO OHOH HO
OHO
OH-H2O∆Hrxn=-30kJ/mol
+H2∆Hrxn=-56kJ/mol
+H2∆Hrxn=-15kJ/mol HO
OH OH+
1
1
2
2
3
43
4
Process Overview
Market Growth
Sustainability Market Advantage
293,000 L/dayLiquid Effluent to Waste Treatment
988 kW PowerConsumption
14,730 L/day Cooling Water
Usage
0
500
1000
1500
2000
2500
USD
/to
nn
e
Year
Propylene Glycol Price Refined Glycerol Price
Goal: To produce 100,000 MT/yr of bio-based 99.5 wt.% propylene glycol, and fill the growing demand in the market approaching a value of $4.60 billion via hydrogenolysis of crude glycerol sourced from biodiesel production.
29,000 kW SteamHeating (3%
energy savings via heat integration)
50,000 MT/yrCO2 Emissions