High School Sustainability Engineering - Derek DiGiacomo 1.20.17

Sustainable EngineeringDerek DiGiacomo

Senior Director at Society of Cable Telecommunications Engineers

Who is Society of Cable Telecommunications Engineers

Society of Cable Telecommunications Engineers• We are the technical and applied science leader for the cable

telecommunications industry.• We provide comprehensive training programs, influential standards

development, valuable networking and industry leading events that builds towards efficient and effective industry operations.

International Society of Broadband Experts™ • ISBE the global brand for SCTE

Importance of Standards

Speed up introduction of innovative products to market

Lower cost by eliminating redundancy and minimizing errors

Simplify how to understand and compare competing products

Enable companies to comply with regulations

What is SCTE Energy 2020?Description

• Energy 2020 aims to provide cable system operators with the energy management standards, technology innovation, organizational solutions and training that look to help the cable industry meet Energy 2020’s goals.

Mission

• To envision and enable what energy will look like in cable in the year 2020. Targeting maximum customer uptime and enabling capacity growth via successful organizational, customer and environmental energy solutions.

What is Sustainability Engineering?From Villanova University College of Engineering

▪ The capacity to meet the needs of current generations without compromising the ability of future generations to meet their own needs.

Areas of Concern

Water

Air

Waste

Land

Raw Materials

What Engineers Can Do?

Define the problem.

Think creatively. Make sustainability a priority.

Measure properly.

Realize the triple bottom line in the business world.

Today vs. Tomorrow

Raw Resources Take Make Use Dispose

SCTE Case StudyHybrid Power System

SCTE Exton PA Building

SCTE Hybrid Power System

Fuel Cell PV & Battery Strings = 5+ Days Run-time

SOLAR8.4 kW Grid Interactive17.3 kW Grid Tied

25.7 kW DC Total Power

BatteriesDual 48V string batteries 8 hours of run time

Fuel Cell8 kW 18 hours under 2.5 kW load

IT Load2.5 kW loadServersSwitchesRoutersFirewalls

Utility GridAbility to sell back/offsetvia solar about17.3 + kW

5+ Days of power backup based on 2.5 kW IT load and solar assist

Natural Gas 20 kW Generator40 hours of runtime before oil needs to be checked

Schematic Diagram

Generator Features

Fuel Cell Photos

Proton Exchange Membrane Fuel Cell

BusController

Fuel Cell Photos

Fuel Cell Photos

http://opticsre.com

Hybrid Power System Website

Supporting the ~2.5 kW mission critical load

1

PV

~8 hours

2

Grid

3

20 kW

~40 hours

4

8 kW HFC

~18 hours

5

Batteries

~8 hours

Summary of Power Flow

Closing Thoughts

Believe in yourself. Dream big. Failure will happen.

Support each other.Be humble. The earth revolves around the sun.

Derek DiGiacomoSCTE | ISBE

ddigiacomo@scte.org

https://www.linkedin.com/in/derekdigiacomo

g• https://www.linkedin.com/in/derekdigiacomo