Trigeneration

What is Trigeneration?

Trigeneration refers to the simultaneous production of power, heat, and cooling. It is the coupling of a CHP unit and an Absorption Chiller. It uses the hot jacket water and exhaust gas from the Cogeneration unit to produce Chilled water.

By installing an Absorption Chiller from World Energy alongside our TEDOM Cogeneration Engines, any heat produced from the Engine can be used to provide chilled water to be used in Air Conditioning or other applications.

Trigeneration Technology:

  • Combines Cogeneration (Heat and Power) with Absorption Chillers
  • Produces water at 5oC to 14oC
  • Can utilise either the hot exhaust gases or the hot jacket water, or a combination of the two

Advantages of Trigeneration

  • Electricity, Heating and Cooling
  • Can be incorporated into HVAC system
  • Increased Efficiency by utilising more waste heat
  • Decreased Air Conditioning costs

Deployment Options

Trigeneration units can be operated wherever the produced Chilled water can be utilized. It is mostly used in the air-conditioning of production areas, office or residential rooms. Trigeneration is frequently used, for example, to produce heat in winter months and cooling in summer.

Trigeneration can also produce all three forms of energy simultaneously. The Absorption Chillers can use the Hot jacket water or the Hot Exhaust Gas to produce the chilled water.

Single Effect Hot Water driven chillers:

Advantage: Three-way electronically controlled valve allows continuous control of the output of heat intended for heating or cooling.

Single Effect Jacket Water Absorption Chiller

Single Effect Jacket Water Absorption Chiller

Double Effect Exhaust Gas driven chillers:

Advantage: Absorption efficiency with utilized energy of exhaust gases is markedly higher than when the hot water energy is employed.

Double Effect Exhaust Gas Absorption Chiller

Double Effect Exhaust Gas Absorption Chiller

By offering World Energy Chillers Goldman Energy can ensure that the correct Chiller is used in your project. The wide range of efficient chillers meet the highest quality standards. These units can be installed next to the Cogeneration, in the same plant room, to reduce floor space.

The Chiller selection will be based on:

  • Chilled water requirements
  • Building Thermal load
  • Seasonal demand

Goldman Energy install and commission the Absorption Chillers and offer a maintenance program for long term operation of these units.

World Energy Chiller Selection

Single Effect Hot Water Driven Absorption Chiller

Single Effect Hot Water Driven Absorption Chiller

  • Utilises the hot water from the CHP Jacket and the Exhaust Gas Heat Exchanger
  • High efficiency - COP of 0.8
  • Range from 105kW to 4500kW
  • Produces Chilled water at 8 degrees C
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Double Effect Exhaust Gas Driven Absorption Chiller

Double Effect Exhaust Gas Driven Absorption Chiller

  • Utilises the exhaust gases from the CHP engine
  • High efficiency - COP of 1.36
  • Range from 176kW to 5300kW
  • Produces Chilled water at 7 degrees C
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Double Effect Direct Fired Absorption Chiller

Double Effect Direct Fired Absorption Chiller

  • Direct fired gas flame driven
  • High efficiency - COP of 1.48
  • Range from 352kW to 5200kW
  • Produces Chilled water at 7 degrees C
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