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EA Credit: Demand Response

🔹 Introduction

Demand Response (DR) focuses on reducing or shifting building energy use during peak demand periods, when electricity grids are under the most stress.

During extreme weather conditions (very hot or very cold), energy demand spikes due to increased use of HVAC systems. Instead of building more power plants, utilities use demand response programs to balance supply and demand by encouraging buildings to temporarily reduce consumption.

👉 This is a shift from:

  • Energy efficiency (using less energy overall)
    ➡️ to
  • Energy flexibility (using energy at the right time)

🔹 Intent

👉 To:

  • Improve grid reliability
  • Reduce peak demand
  • Lower greenhouse gas emissions
  • Encourage participation in demand response programs

🔹 Core Concept

Demand Response is about WHEN you use energy, not just HOW MUCH

🧩 Compliance Paths (Cases)

🥇 Case 1: Demand Response Program Available

👉 Projects must:

  • Enroll in a utility DR program
  • Design systems for:
    • Load shedding (reducing usage)
    • Load shifting (rescheduling usage)

🥈 Case 2: No DR Program Available

👉 Projects must:

  • Design building for future DR participation
  • Include:
    • DR-ready systems
    • Communication-capable meters
    • Load reduction plan

👉 Also:

  • Coordinate with local utility (important for exam)

⚠️ CRITICAL EXAM NOTE

👉 On-site renewable energy does NOT count

❌ Solar panels ≠ Demand Response
✅ Adjusting energy use during peak = Demand Response

📊 Quick Summary Table

Aspect

Demand Response Credit

Points

Up to 2 points

Focus

Peak demand reduction

Key Strategy

Load shedding / shifting

Program Required?

Yes (if available)

If not available

Design for future participation

On-site renewables

❌ Not acceptable

System Requirement

DR-capable controls + communication

🧠 Memory Tips (VERY IMPORTANT)

🔹 Simple Way to Remember

👉 Efficiency = Use less energy
👉 Demand Response = Use energy at better times

🔹 Two Key Words

👉 SHED + SHIFT

  • Shed → reduce load
  • Shift → move load

🔹 Think Like the Grid

👉 Grid problem = peak demand

👉 Solution = buildings reduce usage temporarily

⚠️ Common Exam Traps

❌ “Installing solar panels earns DR credit”

👉 Incorrect

👉 That’s Renewable Energy credit, not DR

❌ “Demand response reduces total annual energy”

👉 Not necessarily

👉 It reduces peak demand, not total consumption

❌ “DR only applies when program exists”

👉 Incorrect

👉 Must design for future participation if not available

Final Takeaway

Demand Response is about grid interaction, not just building efficiency

LEED is rewarding buildings that behave like “smart grid participants”

Official FAQs

What is the main purpose of demand response in LEED?
To reduce or shift energy use during peak demand periods to improve grid efficiency.
A project installs solar panels but does not reduce peak demand. Does it earn this credit?
No. On-site renewable energy does not meet demand response requirements.
A building increases cooling setpoints during peak hours. Does this support demand response?
Yes. This is an example of load shedding.
Why is demand response important for utilities?
It reduces strain on the grid during peak demand, avoiding the need for additional power generation capacity.
How does demand response contribute to sustainability?
By reducing peak demand, it lowers emissions associated with high-load energy generation and improves grid efficiency.

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