Back up: does ramping renewables displace gas?
This 12-page note studies gas power plant generation profiles, across 10 of the largest gas plants in Australia, at 5-minute intervals, comparing 2024 versus 2014, amidst the rise of wind…
Grid-scale battery operation: a case study?
…Aemo. Across the entirety of 2023, Victorian Big Battery absorbed 122GWH of power and discharged 102GWH of power, for a total net efficiency of 84%. This is in line with…
Gas peaker plants: the economics?
…upside volatility is higher than downside volatilty (chart below). Hence a grid with 10c/kWh mean average power prices can easily host a peaker that achieves 20c/kWh average power prices 10%…
De-Carbonising Cars. Can Oxy-Combustion Save Gasoline?
…or the traditional Otto Cycle or Diesel Cycle). This technology works. It is being trialled at three power facilities globally, to decarbonise heat and power. One very promising industry-leader is…
Power Trains? Electric, diesel or hydrogen
This data-file compares diesel trains, electric trains and hydrogen trains, according to their energy consumption, carbon emissions and fuel costs. The data are presented apples-to-apples, per passenger mile, based on…
Energy Technologies and Energy Transition
…natural gas? (Mar-2020, online) Reliable remote power to mitigate methane? (Apr-2020, online) Satellites: the spy who loved methane? (Dec-2019, online) Shell drives LNG in transport? (July-2019, online) https://thundersaidenergy.com/2020/05/17/decarbonize-heat/ Wind and…
Solar power: what challenges?
…specific examples of gains in the offing. Specific companies’ focuses can also be seen from the patents. Covered companies include Canadian Solar, Hanergy, Jinko, LG, Miasole, Panasonic, SunPower et al….
Wooden wind turbines?
…its power generation a CO2 intensity of 0.02kg/kWh (data here). This is low by comparison to the 0.4kg/kWh CO2 intensity of today’s US power grid. Low CO2 intensity of the…
Solar power: decommissioning costs?
This data-file aims to break down the costs of decommissioning solar projects. Gross costs are estimated within a range of $0.03-0.20/W, which is around 3-20% of the initial installation costs….
Gas turbines: what market size in energy transition?
Combined heat and power systems are 20-30% lower-carbon than today’s gas turbines, as they capture waste heat. They are also increasingly economical to backstop renewable-heavy grids. Amidst uncertain policies, the…