how we retro-cx 4m sf in four months
TRANSCRIPT
How We Retro-Cx 4M sf in Four Months
St. Louis Green
Business Challenge
David Meyers, AIA, CxA, PMP, LEED AP
Manager of Commissioning Mr. Meyers is a Certified Commissioning Authority and Program Manager who has been responsible for the commissioning of more than 9.2 million square feet of combined construction costing more than $4.4 billion. He has additionally been responsible for leading the retro-commissioning of over 6.3 million square feet of existing building space, and specializes in leading complex programs comprised of diverse technical disciplines.
Carl Poettker, EIT, LEED AP, CxA
Commissioning Agent Mr. Poettker has managed and executed comprehensive commissioning and retro-commissioning services for new construction and existing facilities in the higher education, mission critical data center and healthcare industries. He has interfaced with clients, design teams, vendors and trades while aiding in the design of MEP systems, and implemented solutions to adapt to field conditions and post-bid owner requests. Carl’s experience also includes the design of custom HVAC solutions for commercial and light industrial applications.
Presenters
Strength ► $2.0B Revenue
► Full Service
► Engineering, Construction, Consulting
► 11 Global Practices
► Licensed in all 50 states
Stability ► Growth during recession
► <4% employee turnover
Service ► 85%+ repeat client base
► Relationship driven
► Top 10 MEP Giant CSE
► #18 ENR Top 500
Company Profile
Resources ► Dedicated Cx Practice
► 118 Cx Professionals
► Discipline Specific
Capability ► New Construction Cx
► Existing Building Cx
► Building Enclosure Cx
► Monitoring Based Cx
► Energy Audits
► M&V
Recent Experience ► > $8 Bil new Cx
► > 23 Mil SF Retro-Cx
► >200 LEED Projects
National Commissioning Practice
United States Airport System - Terminal Retro-Cx
► Four Terminals / 4,500,000 square feet
► HVAC Investigation Phase Only
► Condition Assessment
► O&M Staff Involvement / CMMS Integration
► 12 Commissioning Specialists
► Over $1,600,000 Annual Energy Savings
► Restores and enhances owner’s performance requirements Comfort
Energy
Reliability
Productivity
O&M, etc.
► Custom Database Software Retro-Cx
Condition Assessment
GIS Location
CMMS Integration
Barcode Tracking
Real Time Database
Web Enabled
• Digital Photos
Burns & McDonnell Existing System Commissioning
Energy Conservation Measures (ECMs) The Issues We Find Save Energy
Low Cost/No Cost ECMs
► Equipment Scheduling
Reduce operating schedules where possible
► Simultaneous Heating and Cooling
Eliminate (dehumidification is an exception)
► Controls and Sensor Calibration
Is the BAS controlling to the actual conditions
► Control Volume of Outside Air
Minimize heating cold air, and cooling hot air
Double click on Terminal Asset Collection Icon
Retro-Cx & Condition Assessment Software
CMMS
The App – GIS Spatial Location of
Assets
The Web Site – Realtime Database Portal
Asset Information Collect data on the equipment
The App – Collect Asset Data In the Field
The Web Site – View Collected Data in Realtime
Retro-Cx Tab Energy Savings Data Collection
The App – Equipment Configuration
The App – Motor Data
The App – Fan Configuration
• Hr/Day and Hr/Week calculate automatically
• When entering 24 hr/day operation, use 12:00
AM Occupied, 11:30 PM Unoccupied
The App – Schedule Information
The App – Temperature and Trend Data
Fluid Flow Section is primarily
used for date entry associated
with heat exchangers.
Enter data from field
observations, name plate, BAS,
or mechanical schedules as
they are available.
The App – Fluid Flow Information
The App – VAV Flow Information
The App – VFD Parameters
The App – Pump Operating Data
The App – Diagram As-Built Configuration
The Web Site – Realtime Reporting and Editing
Functional Performance Test Dynamically test the system
The App – Functional Performance Test
The Web Site – Realtime Test Data
Issues Identify and track issues
The App – Photographic Issue Identification
The Web Site – Realtime Issue Review & Verification
Questions
David Meyers, AIA, PMP, CxA \ Burns & McDonnell
Manager of Commissioning
M 314-210-2735
[email protected] \ burnsmcd.com