• November 29, 2024
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Microgrids 101: Your Guide to Energy Independence

Episode Summary:

This episode explores the world of microgrids, explaining what they are, how they work, and why they’re becoming increasingly important for businesses, communities, and the future of energy. Listeners will gain a clear understanding of the benefits of microgrids, including resilience against power outages, cost savings, clean energy integration, and grid support.

Episode Highlights:

What is a Microgrid?

  • Definition: A microgrid is a self-contained energy system that can operate independently from the main power grid, providing electricity to a specific area like a business, campus, hospital, or neighborhood.

Key Features:

  • Local Generation: Microgrids generate power close to where it’s used, minimizing transmission losses and supporting energy independence.
  • Island Mode: They can disconnect from the main grid during outages, ensuring continuous power supply for critical operations.
  • Customizable: Microgrids can be tailored to specific energy needs, using a mix of generation sources, storage, and control systems.

Three Main Components:

  • Generation: Sources like solar panels, wind turbines, natural gas generators, hydrogen fuel cells, and more.
  • Storage: Typically batteries, which smooth out energy supply from intermittent renewable sources like solar and wind.
  • Control System: Sophisticated software that manages the entire microgrid, making real-time decisions about energy usage and grid interaction.

Benefits of Microgrids:

  • Resilience: Microgrids provide uninterrupted power during grid outages, protecting businesses from costly downtime and communities from disruptions to critical services.
  • Real-world examples: Hospitals maintaining critical care during storms, rural communities gaining energy independence.
  • Cost Savings: Microgrids can reduce energy costs through on-site generation, peak shaving, and the ability to sell excess energy back to the grid.
  • Sustainability: Microgrids facilitate the integration of renewable energy sources, helping reduce carbon footprints and supporting environmental goals.
  • Grid Support: Microgrids can contribute to the stability of the larger grid, providing ancillary services like voltage support and frequency regulation.

Types of Microgrids:

  • Level 1 (nanogrid/microgrid): Simple systems for single buildings, often using rooftop solar panels.
  • Level 2 (microgrid): Cover multiple buildings, such as a campus, and can use multiple energy sources.
  • Level 3 (microgrid/macrogrid/utility grid): The most complex, encompassing entire communities with diverse energy sources and potentially integrating smaller microgrids.

The Future of Microgrids:

  • Artificial Intelligence (AI): AI-powered microgrids can predict energy demand, optimize energy use, and even diagnose potential problems before they occur.
  • Virtual Power Plants (VPPs): Networks of distributed energy resources, including microgrids, working together to provide grid services and participate in energy markets.
  • Electric Vehicle Integration: Microgrids and VPPs will be essential for managing the increasing demand from electric vehicles as they become more prevalent.

Call to Action:

Key Takeaways:

  • Microgrids are a game-changing technology that empower businesses and communities to take control of their energy future.
  • They provide a pathway to a more resilient, sustainable, and affordable energy system for everyone.
Transcript
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welcome back to the micro grid minute

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everybody's talking about micro grids these days

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but we're gonna try to get past the buzzwords right

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you know really try to understand what's going on

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so whether you're a business owner or maybe you're

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you know leading a city or even whole municipality yeah

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you know that reliable energy absolutely is like

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it's non negotiable these days yeah

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especially when we're thinking about

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you know ways to support sustainability and also right

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and be resilient absolutely yeah

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you need energy resilience these days and you know

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it's interesting

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we're not just talking about you know backup power

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right like AJ Perkins the Microcrid mentor puts it

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microgrids are more than backup power

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they're a way for communities to gain

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energy independence and resilience okay

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so we're talking about energy independence resilience

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yeah um

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sounds like a big deal but let's break it down

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what is a microgrid so in the simplest terms

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you can think of a micro grid as like

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a mini power grid okay

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it's a self contained system that

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can power a specific area

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like a business

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campus or a hospital or even a neighborhood

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and the

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key here is its ability to operate independently from

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the main power grid okay

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what we call island mode oh

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so it's like a little power station

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exactly okay

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so what are the pieces of this power station

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so there are three main components okay

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you start with generation

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so that's where you're actually creating the power okay

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and you have a variety of sources

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you could use solar panels

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wind turbines you could have natural gas generators

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even things like hydrogen fuel cells right

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and the great thing about micro grids is

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you can mix and match these right

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to fit your particular needs so it's very customizable

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very customizable exactly great

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what about the second piece

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so the second piece is storage

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uh huh and typically this is gonna be batteries alright

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which smooth out the energy supply coming from

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you know sources that might not be constant right

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like solar and wind especially those renewable sources

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yeah so think about like a savings account for energy

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okay so you're saving energy when the sun shining

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where the wind's blowing

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and then using it later when it's not

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that's exactly right okay

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I got it what about the third piece

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the third piece is the control system okay

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and this is like the brains of the whole operation

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uh huh

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it's sophisticated software that manages the entire

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microgrid system

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and makes real time decisions about when to

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use grid power when to use stored power

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and even when to sell excess energy backed the grid

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so like a financial advisor

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kinda like a financial advisor for energy yeah

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but what are the benefits

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so I think the No.

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1 benefit that people think about is resilience okay

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so if the main grid goes down

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your micro grid keeps the lights on b

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businesses can avoid costly downtime right

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and communities can keep critical services running yeah

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we've all been there with those

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you know power outages

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power outages yeah

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they always seem to happen at the worst time

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yeah exactly right

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so it's not just about surviving outages

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it's about thriving okay

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micro grids provide reliable

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high quality power

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and they can even help stabilize the larger grid okay

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so more reliability but it's just gonna break the bank

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well AJ Perkins says

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integrating renewables into micro grids isn't just

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sustainable

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it's a smart investment that reduces costs over time

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okay so generating your own power can shield you from

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you know those rising energy costs

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yeah and if you have excess energy

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you can sell it back to the grid

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oh so you can make money

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you can turn a cost into a revenue stream

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yeah so we got resilience

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we've got reliability we've got cost savings

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anything else well

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we can't overlook sustainability right

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micro grids

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can significantly reduce your carbon footprint okay

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which is something that customers

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investors regulators

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everybody's looking at these days

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so it's not just good for the planet

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it's good for business absolutely

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now are all micro grids created equal

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that's a great question and the answer is no

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there are different types of microgrids okay

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we have level 1 microgrids

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which are the simplest

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these are typically for a single building

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like you might have solar panels on the roof of your

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business that's considered a level 1 microgrid

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then we have level 2 microgrids

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which cover multiple buildings like a campus or

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you know part of the utilities network

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and these can use multiple energy sources

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got it so they offer a bit more flexibility

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and then the most complex type is a level 3 micro grid

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right which can encompass an entire community wow

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so this is a more sophisticated system yeah

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with diverse energy sources

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and might even integrate smaller micro grids

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so let's say I'm sold I want a micro grid

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where do I even begin well

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the first step is to really understand

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your energy needs okay

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what are your current energy costs

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your usage patterns

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and what are your sustainability goals

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uh huh and that's where working with experts comes in

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so don't try to DIY this yeah

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I mean you could try okay

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but you really need expert guidance from engineers

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contractors consultants who specialize in microgrids

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okay to assess your needs

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they can design a solution that works for you

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and they can navigate all the complexities of

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the project so get help

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get help that's the message I'm hearing you

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and that brings us to you know

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choosing the right integrator for your project hmm

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but before we dive into that

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let's take a quick pause

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we'll be back in a moment

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to talk about how to find the right partner

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to make your micro grid vision

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a reality sounds good

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so we're talking to those integrators right

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yeah the expert

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the expert

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so what does a micrograde integrator actually do

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they are like the architects

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and the construction managers

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yo of your microgrid project okay

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they bring everything together okay

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from designing the system

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and selecting the technologies yeah

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to overseeing the installation

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and even handling the ongoing maintenance

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they make sure all the pieces fit together

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they handle the technical details

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you know the regulations

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all the permitting the financing wow

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everything so how do I find a good one

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how do I know who to trust

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you know that's a great question yeah

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because there are a lot of

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companies out there these days that are saying

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they're microgrid experts right

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but I think the most important thing is experience okay

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how many microgrid projects have they completed

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what's their track record

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so don't go with a newbie

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I mean if you wanna be

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you know a Guinea pig right

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you can but maybe not yeah

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I would stick with somebody

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who's got a lot of experience okay

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what else should we look for

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their technology partnerships okay

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are they working with reputable manufacturers

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and suppliers

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are they on the cutting edge of micro grid technology

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okay you know

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embracing things like artificial intelligence

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and advanced control systems

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because this field is constantly evolving right

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so you need somebody

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who's up on all the latest and greatest

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absolutely okay

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and of course regulatory knowledge is crucial right

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make sure the integrator

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understands the rules and the permitting processes

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specific to your area

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so you need someone who knows the lay of the land

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absolutely and understands all the rules and rigs yes

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what about the human element

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oh that's really important too okay

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you're gonna be working very closely with these people

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right

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so you need a good fit in terms of communication style

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you know their overall approach yeah

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you need to get along with these folks

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you need to have a good relationship with them right

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um so yeah

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take your time do your research

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talk to multiple integrators before you make a decision

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so don't just jump in no

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you wanna really vet these companies okay

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um choose a partner that you trust

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and you feel comfortable collaborating with

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that's good advice hmm hmm

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now I think

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everybody listening would love to hear some stories

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about micro grids

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in action sure yeah yeah

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what are some real world examples of how this stuff

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is working yeah

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so there's this really cool example okay

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of a rural community in a mountainous region okay

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and they were really struggling with frequent power

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outages and they decided to implement a micro grid

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okay

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that combines solar and wind power with battery storage

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okay and the result was they increased their resilience

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they lowered their energy costs

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and they gained a newfound sense of energy independence

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wow

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so they're really taking control of their energy future

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exactly and it shows you

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how microgroups can really empower communities

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even in you know

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remote locations that's awesome

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do you have any other example

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yeah I mean

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there's a hospital complex in a Hurricane prone area

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okay that was really concerned about power outages

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disrupting you know

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critical care right

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so they installed a micro grid okay

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with a combination of natural gas

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generators and battery storage okay

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and now they can weather even the most severe storms

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okay

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and they can ensure continuous power for life saving

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medical equipment and patient care

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so it really is you know

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a life or death situation

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absolutely in some cases yeah

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where these microgrids can really be a game changer

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yeah and we're seeing them implemented everywhere

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really from military bases and university campuses to

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you know

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manufacturing facilities and entire city districts

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wow it's amazing

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the diverse applications for this technology

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sounds like we're really just at the beginning of like

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a micro grid revolution I think so

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what do you think the future holds

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well that's a great question

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and one that will explore in more detail

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after a quick break

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we'll be back in a moment to discuss

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you know the exciting innovations that are shaping

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the future of micro grids okay

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and what they mean for businesses and communities

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like yours welcome back to the micro grid minute

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so before the break

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we were talking about the future of micro grids yeah

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it's gonna be interesting to see how things evolve yeah

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so what's on the horizon

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what are some of those exciting innovations

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well one trend that I think is really fascinating is

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the rise of artificial intelligence

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okay and machine learning AI

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yeah AI in micro grid control systems

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so micro grids that think for themselves

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that's a good way to put it

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yeah imagine a system that can predict energy demand

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okay optimize energy use

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and even diagnose potential problems before they occur

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so it's like preventative maintenance

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yeah it takes efficiency

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and reliability to a whole new level

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so that's pretty SCI fi it is

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but it's becoming a reality

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that's awesome

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what else can these AI powered microgrids do

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well they can actually participate in energy markets

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really so

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they can sell energy back to the grid

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when it's most valuable wow

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and they can provide grid services

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like voltage support and frequency regulation

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so they can actually make the grid more stable

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exactly for everybody

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yeah they can be a real asset for utilities

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okay especially as we move toward a more decentralized

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energy system right

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and you mentioned something earlier called

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virtual power plant yes yes

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what are those so a virtual power plant

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or a VPP

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is basically a network of distributed energy resources

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okay so things like solar panels

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wind turbines battery storage systems

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all working together like a coordinated team

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so see a really big micro grid

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you could think of it that way

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yeah microgrids can actually be building blocks of VPPs

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okay so

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they can

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aggregate and coordinate these distributed resources

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got it to provide those grid services

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and participate in those energy markets

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that's pretty cool

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and how do electric vehicles fit into all of this

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that's a great question because

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as we see more and more electric vehicles on the road

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VPPs with integrated microgrids are gonna be crucial

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okay for managing that increased demand on the grid

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it sounds like

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micro grids are gonna play a really important role

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absolutely in the future of energy

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they're not just about you know

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going off the grid they're about creating a smarter

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more sustainable and more resilient energy ecosystem

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and I think AJ Perkins really sums it up well

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when he says the real strength of a micro

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grid lies in its flexibility

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to adapt to local energy needs

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while supporting the larger grid

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that's a great quote mmm hmm

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so for our listeners who are excited about micro grids

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what should they do next I would say

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reach out to those experienced micro grid integrators

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we talked about yeah

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get help get help

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they can guide you through the process

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from assessing your needs

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to designing and implementing a solution

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that's right for your business

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or your community that's great advice

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so it sounds like

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micro grids are more than just a buzzword yeah

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they're real solution

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a real solution for more resilient

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sustainable and affordable energy future

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I think so so thanks for joining us for this

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deep dive into micro grids

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it's been a pleasure

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and we hope you'll join us next time

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for another episode of the Micro Grid Minute

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see you then

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