Resilient Power Toolkit

Webinar – Resilient Power in Practice: Lessons Learned from the Field (Clean Energy Group 2018)

Introductory webinar that explains how to approach a resilient power project and shares practical lessons learned from the field.

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Solar+Storage 101: An Introductory Guide to Resilient Solar Power Systems (Clean Energy Group, 2015)

This guide provides a basic technical background and overview of solar+storage systems. It is meant as a starting point for project developers, building owners, facility managers, and state and municipal planners to become familiar with solar+storage technologies, how they work, and what’s involved in getting a new project off the ground.

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Resilient Power Project Frequently Asked Questions (Clean Energy Group)

Answers to frequently asked questions about Clean Energy Group’s Resilient Power Project, such as “What is resilient power?” and “How can the Resilient Power Project help me develop a project?”

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Resilient PV Retrofit and Storage Ready Guidelines (City University of New York, National Renewable Energy Lab, Meister Consultants Group, 2016)

This fact sheet provides information to installers, utilities, policy makers, and consumers on how to add an energy storage system to existing solar PV systems to create resilient PV or make new PV systems “storage ready”.

• Webinar – Resilient Solar Retrofits: Adding Storage to Existing PV and Making New Installations Storage Ready (Clean Energy Group, City University of New York, National Renewable Energy Laboratory, 2016)

Identifying Potential Markets for Behind-the-Meter Battery Energy Storage: A Survey of U.S. Demand Charges (Clean Energy Group, National Renewable Energy Laboratory, 2017)

This white paper details the first comprehensive public analysis of the potential size of the commercial behind-the-meter battery storage market in the United States. The researchers analyzed more than 10,000 utility tariffs, finding that five million commercial customers across the country may be able to cost-effectively reduce their utility bills with battery storage technologies today.

• Webinar: Cutting Demand Charges with Battery Storage (Clean Energy Group 2017) In this webinar, the senior vice president of sales for ENGIE Storage explains the business case for demand charge management with battery storage.
• Fact sheet: An Introduction to Demand Charges (Clean Energy Group 2017) This fact sheet contains background information on utility demand charges and the relationship and interaction between demand charge expenses and energy storage.

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The Economics of Battery Energy Storage (Rocky Mountain Institute, 2015)

This report explores four key questions: 1) What services can batteries provide to the electricity grid? 2) Where on the grid can batteries deliver each service? 3) How much value can batteries generate when they are highly utilized and multiple services are stacked? 4) What barriers currently prevent energy storage systems from providing multiple, stacked services to the electricity grid?

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Resilience for Free: How Solar+Storage Could Protect Multifamily Affordable Housing from Power Outages at Little or No Net Cost (Clean Energy Group, 2015)
This report uses project data for buildings in New York, Chicago, and Washington, D.C. to examine the financial case for installing solar+storage systems to support critical common area loads in multifamily affordable housing.

• Webinar – Resilience for Free: How Solar+Storage Could Protect Multifamily Affordable Housing from Power Outages at Little or No Net Cost (Clean Energy Group, Bright Power, 2015)

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Closing the California Clean Energy Divide: Reducing Electric Bills in Affordable Multifamily Rental Housing with Solar+Storage (Clean Energy Group, California Housing Partnership, Center for Sustainable Energy, Geli, 2016)
This report examines the utility bill impacts of adding battery storage to stand-alone solar in affordable rental housing facilities in California’s three investor-owned utility service territories, each with different rate structures.

• Webinar – Reducing Electric Bills in California Multifamily Affordable Housing with Solar+Storage (Clean Energy Group, California Housing Partnership, Center for Sustainable Energy, Geli, 2016)

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Solar Risk: How Energy Storage Can Preserve Solar Savings in California Affordable Housing (Clean Energy Group, 2017)

This report explores potential risks to the economics of solar investments by California’s multifamily affordable housing sector due to changes in state net metering policies and utility rate structures. The report make two important findings: (1) the changes would significantly reduce the value proposition for a stand-alone solar system, and (2) incorporating energy storage could potentially reverse these negative economic impacts.

• Webinar – Solar Risk: How Energy Storage Can Preserve Solar Savings in California Affordable Housing (Clean Energy Group, Waite & Associates, 2017)

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Energy Storage and Electricity Markets: The value of storage to the power system and the importance of electricity markets in energy storage economics (Clean Energy Group, 2015)

This report introduces electricity markets where storage has begun to play a significant role. The report examines how emerging energy storage markets have developed and the potential for realizing additional value streams through new market mechanisms.

• Webinar – Electricity Markets and the Economics of Energy Storage (Clean Energy Group, Intelligent Generation, 2015)

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Project Qualification Score Card (Geli, 2016)

Simple scorecard to help developers determine which projects may have the greatest potential economic outcome for solar+storage development.

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Installed Cost Benchmarks and Deployment Barriers for Residential Solar Photovoltaics with Energy Storage (National Renewable Energy Laboratory, Rocky Mountain Institute, U.S. Department of Energy, 2017)

This report provides detailed component- and system-level installed cost benchmarks for residential solar+storage systems. In addition to cost information, it examines barriers to increased deployment of solar+storage systems in the residential sector.

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Levelized Cost of Storage Analysis 3.0 (Lazard, 2017)

In-depth study that comparing the costs of various energy storage technologies for particular applications. The analysis identifies 10 use cases, and assigns detailed operational parameters to each. This methodology enables meaningful comparisons of storage technologies within use cases.

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Valuing the Resilience Provided by Solar and Battery Energy Storage Systems (Clean Energy Group, National Renewable Energy Laboratory, 2018)

This white paper explores the role that placing a monetary value on the ability of solar+storage to avoid losses during grid outages can have on project economics and system design.

• Webinar: Valuing Resilience: Exploring the Role of Solar+Storage in Grid Outages (Clean Energy Group 2018) In this webinar, experts from the National Renewable Energy Lab give an overview of the importance of considering energy resilience when planning and making investment decisions, followed by a discussion of how solar technology can be deployed to help mitigate outages.

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Economic and Resiliency Impact of PV and Storage on New York Critical Infrastructure (National Renewable Energy Laboratory, City University of New York, 2016)

This report analyzes the technical and economic viability of solar and storage on three critical infrastructure sites in New York City: a school that is part of a coastal storm shelter system, a fire station that was flooded during Sandy, and a NYCHA senior center that serves as a cooling center during heat emergencies. Analysis results show that resilient PV can be economically viable for New York City’s critical infrastructure and that it may be similarly beneficial to other commercial buildings across the city.

Owning the Benefits of Solar+Storage: New Ownership and Investment Models for Affordable Housing and Community Facilities (Clean Energy Group, 2018)

This paper explores additional ownership and financing options for solar+storage projects and low-income communities beyond direct ownership and conventional leasing models.It makes a simple point: there are ownership and financing strategies that can provide many of the economic and other benefits of direct ownership, while overcoming some of the risks and barriers that direct ownership may entail for many project developers.

• Webinar: New Financing Options for Solar+Storage in Low-Income Communities (Clean Energy Group, 2018). In this webinar, report co-author Rob Sanders is joined by guest speakers from National Housing Trust and Urban Ingenuity to discuss ownership and finance models ranging from immediate direct ownership to third party ownership flips to C-PACE financing strategies.

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Financing for Clean, Resilient Power Solutions (Clean Energy Group, 2014)

This paper describes a broad range of financing mechanisms that are either just beginning to be used or that have a strong potential for providing low-cost, long-term financing for solar+storage projects. The goal is to identify financing tools that can be used to implement projects and that will attract private capital on highly favorable terms, thereby reducing the overall project cost.

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Webinar – Financing Solar+Storage with Federal Tax Credits (Clean Energy Group, Deloitte Tax, 2016)

This webinar covers the historical treatment of energy storage combined with renewables under the U.S. Tax Code, as well as recent tax developments and a look at the future of solar+storage tax treatment under various use cases and new regulations.

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A Resilient Power Capital Scan: How Foundations Could Use Grants and Investments to Advance Solar and Storage in Low-Income Communities (Clean Energy Group, 2017)

This report identifies market barriers to deploying solar+storage technologies in low-income markets, and proposes more than 50 grant and investment opportunities that socially minded investors can use to target those barriers.

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Ramp Up Resilient Power Finance: Bundle Project Loans Through a Warehouse Facility to Achieve Scale (Clean Energy Group, 2015)

This report outlines a new clean energy finance model for many resilient power systems to protect vulnerable communities and critical infrastructure from severe weather events.

REopt Lite: Renewable Energy Integration & Optimization (National Renewable Energy Laboratory, 2017)

This simplified version of the National Renewable Energy Laboratory’s REopt modeling software allows anyone to quickly and easily evaluate the economic feasibility of solar PV and battery storage for a building. The free, online tool determines the optimal solar and storage sizing to minimize system costs and maximize energy savings, and can also be used to design a system sized to power critical loads during a grid outage. Clean Energy Group is offering free training and assistance to nonprofit organizations interested in using REopt Lite.

• Webinar: REopt Lite: Sizing Solar+Storage for Savings and Resiliency with NREL’s New Tool (Clean Energy Group, 2017). In this webinar, presenters from the National Renewable Energy Lab (NREL) introduced the beta version of the lab’s new solar+storage web tool, REopt Lite.

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ESyst: Commercial Energy Storage Economic Optimization (Geli, 2017)

With access to over 10,000 electric rate tariffs across 1,300 U.S. utility service territories, ESyst was developed to standardize and simplify the process of sizing energy storage and solar+storage systems for commercial and industrial properties. The free online tool lets users perform in-depth site analyses in a matter of minutes – calculating both a property’s energy and demand charges savings over time. The tool allows users to select from multiple system options according to project needs, financial parameters, and supplier preferences, and includes functionality to download full financial pro formas and a detailed breakdown of how the system will generate value. Clean Energy Group is offering free training and assistance to nonprofit organizations interested in using ESyst.

• Webinar: ESyst: Optimizing Energy Storage Savings with Geli’s New Online Tool (Clean Energy Group, 2017). Highlights of this recording include a 12-minute demo of Geli’s ESyst software (begins at 18 minutes and 45 seconds), followed by a 14-minute case study review of the outputs for a multifamily affordable housing project (begins at 31 minutes and 40 seconds).

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SolarResilient: A Sizing Tool for Resilient Solar PV and Battery Storage Systems (San Francisco Department of the Environment, Arup, U.S. Department of Energy, 2017)

This tool estimates the sizing of solar PV and battery storage system required to provide power for extended periods during a large-scale grid power outage. System sizing is based solely on requirements to meet resiliency goals, not on expected project economics. SolarResilient is designed for buildings that form part of a city’s resilience strategy, allowing building owners and city departments to develop equipment sizing before embarking on more detailed studies.

• Webinar: SolarResilient: A New Tool for Resilient Solar+Storage Design (Clean Energy Group, 2017). In this webinar, Jessica Tse (San Francisco Department of the Environment) and Russel Carr (Arup) introduce and demonstrate a first-of-its-kind, publicly-available online tool for optimizing the size of solar+storage systems.

Solar+Storage Project Checklist (Clean Energy Group, 2016)

This checklist is intended to serve as a starting point for developers and planners who are considering implementing a solar+storage project. It focuses on basic questions and considerations that should be explored throughout the decision-making process and suggests some initial steps to consider when beginning a new project.

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Energy Storage Procurement Guidance Documents for Municipalities (Sandia National Laboratories, Clean Energy States Alliance, Clean Energy Group, 2016)

This guide offers useful information for municipalities to consider as they develop solicitations for resilient energy storage projects. The materials are designed to give specific examples of the elements that should be included in a solicitation for the procurement and installation of a battery storage project that is designed to provide backup power during outages, including a matrix of elements to include in a Request for Proposals (RFP) and sample RFP templates for utility-scale and behind-the-meter storage projects.

• Webinar – Procurement Guidance for Energy Storage Projects: Help with RFIs, RFQs and RFPs (Sandia National Laboratories, Bright Power, Clean Energy States Alliance, Clean Energy Group, 2016)

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Assessing Critical Loads in Community Facilities (Arup, 2015)

This report evaluates emergency load profiles by identifying critical loads and backup power needs for five building types: Department Operating Center, Recreational Center, Police Station, Fire Station, and Cooking Facility. These critical load profiles were developed specifically for San Francisco, California, but the methodologies used and basic findings are broadly applicable to other locations.

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Featured Resilient Power Installations (Clean Energy Group)

This online compilation of existing resilient power projects contains information about system design, services provided, and project financing, as well as detailed case studies for some installations.

Solar+Storage for Low- and Moderate-Income Communities: A Guide for States and Municipalities (Clean Energy States Alliance, 2017)

This guide seeks to provide state and municipal officials with information to develop effective solar+storage policies and programs that benefit low- and moderate-income (LMI) communities. It explores a range of policy approaches that have been successfully employed and provides program examples from states that have made LMI access to these technologies a priority.

• Webinar: Solar+Storage for Low- and Moderate-Income Communities (Clean Energy States Alliance, 2017)

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What States Should Do: A Guide to Resilient Power Programs and Policy (Clean Energy Group, 2015)

This guidebook is intended to help states establish new policies and support new markets to advance clean resilient power nationwide. It profiles leading state programs and makes recommendations for what other states can do to support the deployment of resilient power systems.

• Webinar – What States Should Do: A Guide to Resilient Power Programs and Policy (Clean Energy Group, Massachusetts Department of Energy Resources, Oregon Department of Energy, New Jersey Energy Resilience Bank, 2015)

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What Cities Should Do: A Guide to Resilient Power Planning (Clean Energy Group, 2015)

This paper calls for a systematic approach to protecting critical facilities with smarter resilient power solutions. It presents series of guidelines and best practices for cities and towns preparing to deal with the impacts of severe weather events.

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Webinar – Improving Air Quality with Energy Storage: A New Deployment Strategy for Public Health and Environmental Equity (Clean Energy Group, PSE Healthy Energy, 2016)

This webinar describes a new approach to the siting and dispatch of energy storage and demand response resources based on public health considerations. The presenters make a case for policy-driven clean energy deployment strategies based on impacts to air pollution, human health, and environmental justice.

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Does Energy Storage Fit in an RPS? (Clean Energy States Alliance, 2016)

This paper explores the question of how states, which have taken the lead in promoting clean energy through Renewable Portfolio Standards (RPS), could facilitate increased deployment of energy storage through similar mechanisms.