Our blogs Blogs home
Energy in Transition

Energy in Transition

Solving the energy trilemma

Posts posted in November 2015

Follow DNV GL on social media

Can a very large power system be operated with only distributed solar generation?

Last week I delivered training to TenneT TSO staff and we discussed, amongst others, the consequences of the growth of the variable renewable share. The following question came up: "Is it possible to run a large (size of Europe or US) electric power ...

Read more
Bending the Rules: Spinning reserve requirements and distributed energy resources

Bending the Rules: Spinning reserve requirements and distributed energy resources

Many utilities are experiencing a rapid development of PV generation on the distribution system. This movement is particularly prominent in islands, with the Hawaiian islands at the forefront, soon to be followed by the Caribbean. The impact of distr ...

Read more
Solar and Snow: Unlikely allies on the energy landscape?

Solar and Snow: Unlikely allies on the energy landscape?

  Prior to 2008, predicting photovoltaic (PV) system energy loss due to snow was a rare topic. The most significant markets for PV were in understandably sunny and warm climates, and no analytical models were available in the literature t ...

Read more
End-use metering workshops in Saudi Arabia

End-use metering workshops in Saudi Arabia

DNV GL co-hosted the Enetics' Single Point End-Use Energy Disaggregation (SPEED) Workshop in Riyadh, Saudi Arabia, during the week of November 15. The workshop training was sponsored by the Saudi Electric Company (SEC) and was well attended by re ...

Read more
EM&V guidance critical for CPP compliance

EM&V guidance critical for CPP compliance

In August 2015 EPA finalized the Clean Power Plan (CPP), which calls for a 32% reduction in carbon emissions from fossil-fuel fired generators from 2005 levels by 2030. The rule allows states to leverage energy efficiency (EE) to achieve carbon reduc ...

Read more

CanWEA forms a much-needed National Bat Committee to address regulations and guidelines

This author no longer works for DNV GL. With the increasing development of wind energy projects across Canada and the listing of several bat species under the federal Species at Risk Act (SARA), the wind industry must play an active role in partic ...

Read more
How does more accuracy in end-use load shapes improve impact estimation of energy efficiency and DR programs?

How does more accuracy in end-use load shapes improve impact estimation of energy efficiency and DR programs?

Background of Demand-Side Management and Evaluation in the U.S. The 1970's saw two events that forever changed the landscape of electricity production in the United States. The Arab Oil Embargo of 1973 ended the era of cheap oil at a time when oil s ...

Read more

REV’ing private market engagement in New York State: creating a non-incentive model for commercial HVAC

The energy industry in New York State is currently undergoing a significant policy change, called "Reforming the Energy Vision" (REV) strategy. The changed policy is intended to spur clean energy innovation, bring new investments into the state, and ...

Read more

Navigating risk in a fog of uncertainty

As the old saying goes, these are interesting times for the world's energy systems. On one hand, the world increasingly relies on a reliable electricity supply, with demand forecast to double by 2050. On the other, public concern and regulatory deman ...

Read more