LEED – PRM MODELlING

LEED, or Leadership in Energy & Environmental Design, is a green building certification program that recognizes best-in-class building strategies and practices. To receive LEED certification, building projects satisfy prerequisites and earn points to achieve different levels of certification.

The LEED PRM model for Energy and Atmosphere credit 1 requires explicit description of the M&E design: the Central Plan, the air-side HVAC system and the zoning breakdown. Thus the complexity of the PRM models is high and the softwares at that time were not competently developed for that purpose.
Project Spear: 

This is a Data Center of a large international bank facility of £70 million total build cost. The facility is made up of 2 data halls of a total 9000 m² of building area, incorporating CRAC units and high-end chiller plant technology, as well as conventional hot/cold aisle arrangements.For this Hurleypalmerflatt Building Physics engineer Christina Galyfianaki accomplished the PRM (Performance Rating Method of ASHRAE Standard 90.1).The EA credit 1: Optimize Energy Performance among other credits granted the Gold LEED rating to the project.

Project Dart: 

This is a Data Center of Barclays facility in Barnswood, Gloucester. The facility is made up of five data halls a total of a 27,000² building with £75 million Phase 1 build cost. It incorporates contained cold aisle CRAC cooling technology and high-end chilled water technology.

For  this Hurleypalmerflatt project Christina Galyfianaki accomplished the PRM (Performance Rating Method of ASHRAE Standard 90.1) with the employment of the exceptional calculation methodology to finally attain 34.1% energy cost savings compared to the baseline building.

The EA credit 1: Optimize Energy Performance among other credits granted the Platinum LEED rating to the project.

Barcap Offices: 

This is Barclays Capital Bank offices in Paris of 15,000 m² area.

Christina Galyfianaki undertook for Hurleypalmerflatt’s LEED assesment team the energy  model for the PRM (Performance Rating Method) of ASHRAE Standard 90.1.
The software employed for the Dynamic Thermal Model was EDSL/TAS. The LEED model was not submitted. The assessment was terminated as the building didn’t satisfy the prerequisites and thus could  not be granted with LEED certification.

Environmental Engineer:

Christina Galyfianak

location:

UK

year:

2008-2011

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