The high share of PV energy requires greater system flexibility to address the increased demand/supply imbalance...
This project combines ultra-high-resolution (0.5 meter or 1 meter) Digital Elevation Model (DEM) data and 3D vector...
Grid-connected solar power generation, either dispersed or centralized, has developed and grown at the margin of a...
The increasing penetration of grid-connected solar photovoltaics has challenged the existing method of planning and...
We investigate whether photovoltaics (PV) can effectively and economically contribute to a massively renewable energy...
We investigate whether PV can effectively and economically contribute to a massively renewable energy (RE) power...
Small-scale variabilities of solar irradiance are important for many applications. Downscaling approaches need to be...
Satellite-derived solar irradiance data are known to underestimate temporal variability compared to point measurements...
Energy on our planet is central to the functioning of our ecosystem and modern human society. This work attempts to...
The ability to forecast solar irradiance plays an indispensable role in solar power forecasting, which constitutes an...
Implicit storage – aka overbuilt and operationally curtailed variable renewable energy (RE) resources – is a...
2020 was the most active wildfire season in recent history. This study leverages solar models to quantify the solar...
Overbuilding and dynamic curtailment are increasingly acknowledged as central to cost-optimally transforming...
Large share of solar energy imposes a higher system flexibility to resolve the increased demand/supply imbalance due...
While it is widely known that the solar resource is sufficient to meet the world’s energy demand many times over, the...
In the book How to Avoid a Climate Disaster, Bill Gates begins to address the issue of how much it will cost to...
This article describes a progressive strategy to achieve 100% penetration of intermittent renewables at minimal cost....
We introduce firm solar forecasts as a strategy to operate optimally overbuilt solar power plants in conjunction with...
One of the major problem of photovoltaic grid integration is limiting the solar-induced imbalances since these can...
The field of energy forecasting has attracted many researchers from different fields (e.g., meteorology, data...
This article proposes two strategies for the mitigation of power imbalances and related costs resulting from...
We present the perfect forecast concept as both an effective forecast validation metric and an operational strategy to...
This presentation demonstrates the effectiveness of an integrated approach to electrification of existing and new...
This report presents the results of a distributed-solar valuation performed for the island of Guam. The study used...
As part of the U.S. Department of Energy’s SunShot Initiative, the Montana Energy Office (MEO) of the Montana...
The famous inventor Edwin Land said, “It’s not that we need new ideas, but we need to stop having old ideas.” He...
Satellite-derived irradiance data, as an alternative to ground-based measurements, offer a unique opportunity to...
Current thinking considers that PV output curtailment is a last resort measure to be avoided. In this article, we...
Although the uncertainty of satellite data such as SolarAnywhere® Data has been shown to be low, it can be challenging...
This article evaluates the accuracy of solar forecast models, including SolarAnywhere®, as a function of geographic...
This paper describes a study, funded by the U.S. Department of Energy, to evaluate new, state-of-the-art solar...
This paper describes procedures suitable for the optimal combination of ground-based and satellite-based irradiance...
Clean Power Research was engaged by the Interstate Renewable Energy Council, Inc. (IREC) to develop a methodology that...
This paper summarizes operational improvements to the existing SUNY satellite-to-solar irradiance model used to...
SolarAnywhere® FleetView™ is generating behind-the-meter PV forecasts in California, enabling utilities and ISOs to...
Clean Power Research received a California Solar Initiative (CSI) Research, Development, Demonstration and Deployment...
The California Energy Commission’s Public Interest Energy Research (CEC PIER) program awarded Clean Power Research a...
In April 2010, Clean Power Research received a California Solar Initiative (CSI) Research, Development, Demonstration...
Clean Power Research received a California Solar Initiative (CSI) Research, Development, Demonstration and Deployment...
In April 2010, Clean Power Research received a California Solar Initiative (CSI) Research, Development, Demonstration...
The Value of Solar methodology developed on behalf of the Minnesota Department of Commerce, and approved by the...
Bringing incentive and interconnection management online allows utilities to streamline processing and capture PV...
This report and presentation summarizes a Value of Solar® study conducted for Austin Energy in the fall of 2013....
Lean how SolarAnywhere® FleetView™ is being integrated into CAISO planning and operations tools to provide power...
Grid-connected PV in the U.S. has grown substantially over the past several years and grid operators are increasingly...
This Value of Solar® study was prepared for Solar San Antonio under a Department of Energy SunShot Initiative grant....
This Value of Solar® study was prepared for the Mid-Atlantic Solar Energy Industries Association (MSEIA) and the...
This handbook will help agencies and utilities select, design, and implement incentive programs that best meet...
Metrics used in assessing irradiance model accuracy such as Root Mean Square Error (RMSE) and Mean Absolute Error...
This article presents an experimental evaluation of the combined effective capacity of off-shore wind and...
This article identifies the combined value that solar electric power plants deliver to utilities’ rate payers and...
Examines short-term solar resource variability caused by passing clouds. View Article >>>
Examines how local governments can benefit from and encourage the use of distributed resources. Download PDF...
This presentation provides the results of a study evaluating the short, medium and long-term accuracy of irradiance...
This paper describes the initial validation of a method of quantifying PV variability by using satellite-derived solar...
This paper introduces a novel approach to estimating the maximum short‐term output variability that an arbitrary fleet...
This presentation describes the importance of PV output variability as a factor in calculating the value of a fleet of...
This paper presents a validation of the short- and medium-term global irradiance forecasts that are produced as part...
This paper presents a study of how PV performance model results are affected when satellite-based weather data is used...
This paper describes how to generate more accurate Weather-Adjusted Performance Guarantees for PV systems using a...
Real-life example of the economics of implementing a PV incentive program Download PDF >>>
Calculating the cost of energy storage to provide firm capacity on a power grid with high PV penetration. Download PDF...
The steps required to compute the costs and benefits of electric rates that use net energy metering. Download PDF...
A consumer’s view of the fuel saving benefits of Solar Sustained Vehicles. Download PDF >>>
Rationale for using an up-front incentive payment structure Download PDF >>>
Enhancing the load management and outage protection attributes of PV to increase the value of customer-sited PV...
Compares the economic consequences of performance-based and buy-down PV incentives Download PDF >>>
Examination of the value of PV to residential customers under Time-of-Use rates. Download PDF >>>
Should consumers invest in PV now, or wait? Download PDF >>>
Calculating the value of solar load control for commercial applications using Clean Power Estimator. Download PDF...
Examines how PV combined with energy efficiency and cogeneration fuel cells can satisfy the energy needs of the U.S....
This article provides an evaluation of the economic potential of a micro-grid composed of PV, fuel cells and energy...
Identifies the renewable energy technology risks to utilities, and how to mitigate those risks Download PDF...
Explains how owning renewable energy technologies can mitigate risk faced by the electric utility industry Download...
Wildfires diminished total sunlight in September 2020 by up to 20%, driving potential PV plant production riskDisaster preparedness—understanding and mitigating losses due to wind, hail and fire—is now a mainstream topic in the solar industry. In the...
Sunlight is dynamic. Imagine sunlight filtering through broken, drifting clouds. Shadows and light race across the landscape. The sun tracks across the sky. This is the real world that solar systems operate in.It’s no surprise that hourly PV modeling—still...
PV soiling losses can increase the levelized cost of electricity (LCOE) of solar power plants by as much as one cent per kWh, depending on the project site. With the average LCOE of solar generation expected to decrease to 1-5 cents/kWh globally by the year 2050, the...