USE ENERGY RIGHT With Green Solutions on Waste Heat Recovery Cooling/Heating Technology Waste Heat Recovery Cooling/Heating Technology
Topic: Use Energy Right, Energy Efficiency op c Use e gy g t, e gy c e cy Part I Waste Heat Recovery Cooling Technology Part II Typical Application of WHRC Part III Waste Heat Recovery Heating Technology Part III Waste Heat Recovery Heating Technology
What Exhausted is What Exhausted is not Waste, but not Waste, but Money Money ! Wh What at shall w at at s a ll we do? e do do?
Shuangliang Solutions Produce HR HRC System HR HRC System C System C System -5 ℃ < t <25 ℃ 5 ℃ < t <25 ℃ Chilled water Waste heat Produce HRH HRH Syste System Plus 40 ℃ , Maximum 175 ℃ H t Hot water or up to t t 6bar steam
Part I Waste Heat Recovery Part I Waste Heat Recovery Cooling Technology
Major HRC Equipments -- Flue Gas Based Multi-Energy Absorption Chiller Flue Gas Based Multi Energy Absorption Chiller Variable Combination: • Flue Gas only • Flue Gas + Jacket Water • Flue Gas + Make-Up Burner • Flue Gas + Jacket Water + Make-Up Burner • Flue Gas + Jacket Water + Make-Up Steam Flue Gas + Jacket Water + Make Up Steam Flue gas source: • Gas turbine/engine exhaust • Gas turbine/engine exhaust Cooling Capacity Range: 99RT—2000RT
Hot water operated Absorption Chiller Hot water can be used: From 70 ℃ to 180 ℃ Cooling Capacity Range: 99RT—1488RT
Steam Operated Absorption Chiller Steam can be used: From 0bar to 8bar Cooling Capacity Range: 99RT—3000RT
Direct Fired Absorption Chiller Fuel: • Biogas • Natural gas • LNG • LPG • Diesel Di l Cooling Capacity Range: 99RT 99RT—3000RT 3000RT
Part II Typical Application of WHRC Part II Typical Application of WHRC -- Co-gen/Tri-gen System
Purpose of CCHP, Co-Gen & Tri-Gen: Raise energy efficiency Main method: Waste Heat Recovery Cooling/Absorption Cooling Technology Main method: Waste Heat Recovery Cooling/Absorption Cooling Technology 85%
Types of Cogen/Trigen � Flue gas only g y � Flue gas + Make-up burner/steam � Flue gas + Jacket water � Flue gas + Jacket water + Make up burner/steam � Flue gas + Jacket water + Make-up burner/steam � Flue gas Steam � Flue gas Hot water g � Flue gas Hot water + Jacket water � Jacket water only
Flue gas chiller with or without make-up burner
PT SMART, , Indonesia, 594RT, flue gas only, 3 gas engines + 3 chillers
Hainan Hairan Hi-Tech Energy Co,Ltd., China 1157RT flue gas + make-up burner chiller 1157RT, flue gas + make-up burner chiller 3 gas engines + 1 chiller
Flue gas + jacket water chiller with or without make-up burner
National Laboratory, Italy 896RT, flue gas + jacket water , g j 6 gas engines + 2 chillers
2008 Olympic Games Media Center, China p y
CCHP Load Plan Power Summer: Max load is 2.8 MW and the min load is 1.0 MW. Winter: Max load is 2.4 MW and the min load is 0.5MW. C Cooling and Heating li d H ti Summer: Max cooling load is 6840KW/h and supply/return water temp is 7-12 ℃ . Winter: Max heating load is 5900KW/h and supply/return water temp is 60-50 ℃ . System System Power Gas engine for independent power supply, utility power acts as standby and make-up Cooling Cooling 1 unit of flue gas + jacket water with burner chiller 1 unit of direct-fired chiller as standby Flue gas temp: about 500 ℃ , Jacket water temp: 90 ℃ . Heating Exhausted flue gas from chiller produces hot water for a 65m 3 hot water tank for 24 hours sanitary hot water supply, 1 unit of 1.86 MW gas fired-boiler makes up inadequate hot water.
Sinha Rotor Spinning Mills Limited, Bangladesh 1500RT, 3 gas engines + 1 chiller, 8 bar steam as make-up Machine room picture Design
Steam chiller + HRSG for gas/diesel engine/turbine Exhaust Automatic 10 Bar STEAM TO STEAM Chillers Diverter Valve Exhaust WASTE HEAT RECOVERY WASTE HEAT RECOVERY BOILER/HRSG Exhaust Engine Engine Engine Engine Engine Engine
Financial Trade Center Karachi Pakistan 3 x 992 USRT 2 x 496 USRT 2 x 496 USRT 5 Steam Chillers Co-Gen System Gas Engines with HRSG
Pfizer, Singapore, 661RT, 1 steam chiller + HRSG for turbine
Hot water chiller + Waste Heat Recovery Boiler for gas/diesel engine /turbine 76 ℃ EXPANSION CHILLER TANK Chiller Output- 250 TR POWER CHILLING >105 ℃ . Bypass port 120 ℃ >450 ℃ To Atm TI TI FINNED TUBE EXHAUST HEAT RECOVERY UNIT JACKET WATER HEAT RECOVERY 93 ℃ . 91 ℃ . 78 ℃ 76 ℃
Zee Television, India 270RT 1 gas engine + 1 hot Water chiller Hot water: 105/68 ℃
Combine all jacket water to one chiller 70DC 90DC Engine Engine Engine To chiller 91 ℃ To chiller 91 ℃ Primary Circuit Return 76 ℃ Secondary Circuit Colony Mills Ltd. Multan , Pakistan, 2800RT 8 gas engines + 4 hot water chillers 2800RT, 8 gas engines + 4 hot water chillers
GSK Biologics Vaccine Manufacture Singapore GSK Biologics Vaccine Manufacture, Singapore 223RT, 1 hot water chiller + 1 gas engine
Part III Waste Heat Recovery Part III Waste Heat Recovery Heating Technology – Absorption Heat Pump
20 ℃ 65 ℃ 130 ℃ 250 ℃ Waste heat Source Temperature 65 130 250 Waste heat Waste heat 2nd category heat pump boiler 20 70 1st category heat pump Heat source can be steam, hot water, heat-conducting oil, , , g , multi component gas and other related media.
Type of Absorption Heat Pump First-category: • Gas, oil, steam, hot water. • COP: 1 8~2 2 COP: 1.8 2.2 • Waste hot water 20~70 Deg.C • Hot water 40 plus less 100 Deg.C • Capacity Range: 2-35MW Capacity Range: 2 35MW Secondary-category: • Waste heat above 65 Deg.C g • COP: 0.48 • Hot water 40 plus less 175 Deg.C • Capacity Range: 1-15MW All system is Tailor Made
Working Principle of 1 st Category Heat Pump 60% heat 60% heat Output 100% heat 90 ℃ 66 ℃ 30 ℃ 66 ℃ 40% heat 50 ℃ 40 ℃
Application in District/City Heating Network in China
Working Principle of 2 nd Category Heat Pump Output 52% of heat from 109 ℃ hot water p 37 ℃ 85 ℃ 32 ℃ 109 ℃ 140 ℃ 85 ℃ 130 ℃ 109 ℃ Output 48% of heat from 109 ℃ hotwater
Application in Petroleum and Chemical - Butadiene Rubber Producing Daqing Petrochemical Co Daqing Petrochemical Co., China Heating Capacity: 3370KW Benefit: save 48000 tons of steam/year and save cooling water li t
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