This facility will enable design validation of 800 Megawatts AUSC steam Turbine rotors for certifying the long term performance of Super alloy Monometallic and Bimetallic welded rotor with a total of 2000 startups (Hot+warm+cold) and 100000 hours of total steady state operation.
With AI, the startup can create a 'digital twin' of the entire process, take into account varying conditions and figure out the optimal configuration in a live setting. This helps improve efficiency and reduce fuel inputs, which in turn has an impact on carbon emissions
The modernisation effort will help increase the plant’s output by over 20MW, equal to powering 17,000 Greek households, and will reduce its start-up costs by 10%, according to GE’s statement.
The 200-MW facility’s 11 dual-fuel engines can operate on heavy fuel oil today, with a goal of using much-lower-emission natural gas when the necessary infrastructure is constructed in the future.
A block of 39 student flats has no gas or oil boilers but PV-thermal collectors and photovoltaic panels for the on-site production of solar heat and electricity. Hot water demand is met solely by the rooftop PVT system and a heat pump, while space heating is provided by a decentralised solution that relies on electric heaters.
The CSE surveyed more than 154 GW of total coal power capacity and found nearly 50 per cent of the freshwater-based plants to be non-complying. Most of these plants belong to state-owned companies.
A university research team has developed a unique way to provide direct hot air for industrial drying processes using renewable energy, by pairing solar thermal collectors – with an auto industry turbocharger.
SSE Energy Solutions and the National Grid have today unveiled the new project that could decarbonise heat networks by capturing waste heat from electricity transformers to generate hot water and space heating for homes and businesses.
Vedanta Jharsuguda's 1,215 MW captive power plant and 2,400 MW thermal power plant have also won at the Thermal Power Plant Operation & Maintenance Conference and Awards 2021 for overall operational excellence.
The researchers behind the study also estimated the emissions reductions that might result if the dirtiest five percent of super polluting plants cleaned up their acts
Mitsubishi Power is launching five remote operations and maintenance analytics centers in cities around the world to utilize artificial intelligence (AI) to improve power plant performance.
PV was favoured because investors could make money from the tariffs. The marketing strategy to promote solar heat, on the other hand, had to focus on how the technology generated savings.
The highlight of this project is that, as single reheat, with a series of innovations, it achieves a net efficiency of higher than 46.2% [lower heating value basis] under 75% THA [turbine heat acceptance], which is the best level of existing 1,000-MW double-reheat USC units under 100% THA in China.
MIT engineers have developed a system that can harvest that water vapor and collect it as very pure water. That can then be cycled back into the plant’s other systems that require water, such as cooling or boiling.
South Africa’s state-owned utility Eskom has announced that Unit 1, the last of six generation units of the Medupi Power Station Project, has attained commercial operation status and has been handed over to Eskom’s generation division.
Korea Western Power’s Taean Integrated Gasification Combined Cycle (IGCC) Power Plant this year marked 4,000 hours of consecutive accident-free operations, setting a new world record for IGCC power plants.
The ¥9.6bn (€900m) Huaneng Yuhuan power plant is equipped with four ultra-supercritical coal-fired power generating units of 1,000MW capacity each. Operated by China Huaneng Group, the power plant generates 22 billion kWh of electricity a year.
More clean coal technologies, such as high efficiency, low emissions technology; coal gasification; integrated gasification combined cycle; coal-to-biomass co-combustion; and pollution control technology could all be deployed to make the industry more environment friendly. For such transition, coal could no longer operate in a silo and said it needed to link up with other industries.
A more efficient system of power procurement, rather than ‘cheapest first’, can cut daily coal consumption by millions of tonnes.
India can potentially save Rs 89.4 billion ($1.2 billion) a year by shutting down some old coal-burning power plants and allowing newer ones to run for longer hours, a study says.
Analyses suggest investment in the energy efficiency sector could let a larger share of money stay in communities vs. natural gas operations.
The NET Power Allam-Fetvedt Cycle is essentially a specialized Brayton cycle in which the combustor is supplied with three flows: fuel gas, which is compressed in the fuel compressor; oxygen, which is produced in an air separation unit and then compressed; and a carbon dioxide working fluid that is heated in the multi-flow regenerator
The aim is to fit together and use the available data analytic techniques to raise mine productivity and efficiency from planning, project monitoring, operations till despatch, through effective system management and dynamic monitoring.
The Swedish company Absolicon Solar Collector has joined forces with ABB Robotics to sell complete automated production lines for parabolic trough collectors throughout the world. The idea is to reduce technology costs by producing collectors locally in countries with high irradiation potential.
Grid-connected validation de-risks equipment purchases, ensures reliability and insurability
Australia needs high-efficiency, low-emission coal power stations, as well as revenue from continuing exports of thermal coal, to bankroll social services.
The country cannot afford to shut down its largest coal-fired power plant. Maritza-Iztok 2 is located in one of the most fertile regions in the country – the Upper Thracian Plain, but it is an indispensable part of the country’s power grid. Instead, it will operate at minimum capacity.
The amount of heat that industrial businesses use each day is a very important factor in sizing solar systems and estimating annual solar fractions. The free tool, created as part of IEA SHC research platform Task 64 Solar Process Heat, can be downloaded from the Task 64 website
New coal-fired power plant design prioritises operational efficiency and emissions reduction. ‘Clean coal’ has a meaningful role to play in the future global energy mix.
Japan aims to withdraw its support for new overseas coal-fired power generation developments by the end of this year but is prepared to make an exception for projects with measures to cut CO2 emissions.
Germany’s soon-to-be-largest showcase of residential solar thermal design. The core component of the building’s heating system is a 72 m3 steel tank, incorporated into the base build in October 2020 (see photo above). With a diameter of 2.3 m and a height of 17.8 m, it extends to all floors of the house.
This article answers what can be done to improve water efficiency in the ever-thirsty global energy sector.
Disparities between the EU and Western Balkan countries on energy are only getting bigger, with many of them still addicted to highly-polluting coal power stations that provide cheap electricity as well as revenues to governments and the local population.
The Nakoso IGCC plant, a much-watched power project in Japan’s Fukushima prefecture because it incorporates a pioneering advanced coal gasification technology, began commercial operations.
The demonstration project aims to establish ammonia co-firing technology by co-firing coal and ammonia at a large-scale commercial coal-fired power plant and evaluating both boiler heat absorption and environmental impact characteristics such as exhaust gases.
Gas turbines have reached new heights in efficiency, with the most efficient, such as the H-class, giving power plants net efficiencies of more than 60% when run in combined cycle mode.
Combined heat and power (CHP) plants, or cogeneration, provide a highly efficient way to generate on-site electricity and heat – but add intelligent software to the management process and plant owners and operators can realise opportunities to increase efficiencies and generate new revenue.
The Austrian Climate and Energy Fund has increased the budget of its grant scheme for large solar thermal plants and is now offering EUR 45 million in 2021 and 2022 for conducting feasibility studies, putting up new systems as well as monitoring them.
These two Southern African Solar Thermal Training and Demonstration Initiative (Soltrain) projects, funded in part by the Austrian Development Corporation, will save the two buildings millions of rands in energy costs.
An innovative data validation and reconciliation modeling method could greatly reduce uncertainty and allow proper decisions to be made. They provide a way to accurately determine key performance parameters for a fossil cycle.
Renewable energy (sources such as) wind and solar power are intermittent and unstable, China must rely on a stable power source. For a period of time, China may need to use coal power as a point of flexible adjustment.
The researchers participating in the new task intend to develop and popularise a building standard focused on solar energy as the main energy source for heating, cooling and electricity generation.
UCLA materials scientists have developed a class of optical material that controls how heat radiation is directed from an object. Similar to the way overlapping blinds direct the angle of visible light coming through a window, the breakthrough involves utilizing a special class of materials that manipulates how thermal radiation travels through such materials.
A consortium led by Mitsubishi Power, has completed the construction of an integrated coal gasification combined cycle plant in Iwaki, Fukushima, Japan. This is the first domestically developed air-blown IGCC system of such large scale in commercial use.
China Huaneng Group indicated that considering their project in Pakistan, Sahiwal power station, and their new achievement in China, coal-fired power plants have also been made possible to achieve ultra-low, even zero carbon emission.
Japan's Electric Power Development as part of its efforts towards carbon neutrality by 2050 it plans to start up a new gasification unit in fiscal 2026-27 at its 500 MW No. 2 coal-fired unit at the Matsushima thermal power plant to be able to co-burn biomass or ammonia.
New Internet-connected devices can be used to enhance efficiency, real-time decision making, solution of critical problems, and eventually create new and innovative experiences.
Construction of the new power plant will also lead to the partial closure of existing Sirdarya thermal power plant with improved efficiency, which is expected to result in a reduction of CO2 emissions by 2.2 million metric tons per year.
The solution will help to increase efficiency and stability at the plant, a key provider of hot water and electricity for the district heating scheme and grid at the regional capital Arad City, for the next four years.
The solution will help to increase efficiency and stability at the plant, a key provider of hot water and electricity for the district heating scheme and grid at the regional capital Arad City, for the next four years.
Whether utilized to produce high-pressure steam in power plants, replacing fuel boilers, or maintaining power demand-supply balance, electric-powered alternatives are sure to be a critical piece of the puzzle in meeting future emission reduction goals.
Whether utilized to produce high-pressure steam in power plants, replacing fuel boilers, or maintaining power demand-supply balance, electric-powered alternatives are sure to be a critical piece of the puzzle in meeting future emission reduction goals.
One of Viessmann’s big advantages is that it has already partnered with companies offering heating solutions to commercial clients in housing, industry, trade and energy. This gives us a great opportunity to support these businesses via additional engineering capacity.
We at IRENA have developed a very transparent approach to identifying the costs and performance of renewable electricity technologies. It forms the basis for grasping what role different technologies can economically play in the transformation of the energy market,
The 9HA gas turbine at its core was engineered from the ground up to be extremely efficient and flexible to help lower emissions. This includes high ramp rates and fast start up times to meet fluctuating demand, and the capability to burn up to 50% by volume of hydrogen when blended with natural gas.
India’s economic and energy scenario shows that the country needs a decisive shift in its electricity system in a way to ensure adequate utilisation of efficient power generation assets.
The key to a successful digital transformation involves reaching an optimum digital maturity level that enables you to achieve your desired business outcomes at the lowest cost.
The 816 m2 solar field consists of special high-vacuum flat panels supplying heat to Geneva’s district heating network at a temperature of 85 °C, even in winter. The grid is operated by the SIG utility and the solar field was designed and delivered by Geneva-based TVP Solar.
JERA, Japan’s largest power generation company, has submitted a scoping document to begin assessing the environmental impact of its plan to add two gas-fired units at the Chita Thermal Power Station, while decommissioning five existing units at the facility.
This article provides an overview of important thermodynamic principles behind the evolution from conventional to co-gen and combined cycle steam production for power and energy supply.
Siemens Energy has designed new hot gas path parts using cutting-edge turbine technology to advance the turbine efficiency package.
The advanced profiling and aero features, ultra-efficient internal cooling and sealing, optimised stage loading, advanced materials and manufacturing methods of the turbine will deliver higher operational efficiency, hence significantly reducing carbon emissions.
DVR methods have been developed to help address poor data quality. They provide a way to accurately determine key performance parameters for a fossil cycle.
The Task 60 group observed that the number of PVT companies manufacturing high-quality components and systems is rising. In all, 31 producers from 12 countries provided sales figures during the task’s second survey conducted in spring 2020.
The thermal efficiency of Japan’s coal-fired power generation stations is noticeably high, able to produce electricity from a smaller quantity of fuel with significantly lower CO2 emissions, compared to coal-burning plants in foreign countries.
Valmet, through its local partner Pestech Technology, will provide its DNA Automation System to automate the thermal power plant. Furthermore, Valmet will be responsible for the complete upgrade of the distributed control and turbine control systems at Kapar Energy’s Unit 3.
The level of market penetration depends very much on the type of solar envelope system. There are two main categories. The first relates to solutions controlling solar radiation. The second category covers building-integrated solar harvesting.
Sonam revealed that his team at the Himalayan Institute of Alternatives (HIAL) have developed the prototype of a unique solar-heated tent for Indian Army soldiers stationed in the cold and high-altitude climes of Ladakh.
The funding will accelerate the first commercial-scale deployment of C-Zero’s drop-in decarbonization technology, which will allow industrial natural gas consumers to avoid producing CO2 in applications such as electrical generation, process heating and the production of commodity chemicals such as hydrogen and ammonia.
Study describes passive cooling system that aims to help impoverished communities, reduce cooling and heating costs, lower CO2 emissions
Three revised Solar Rating & Certification Corporation standards cleared an important hurdle, receiving the Solar Thermal Standard Consensus Committee’s stamp of approval. The standards cover performance rating and test requirements for collectors (SRCC 100), solar thermal systems (SRCC 300) and solar pool heating (SRCC 400).
AI brings great potential to the future design of energy systems across several applications, including smart grids, electricity trading, efficiency, and the networking of power consumers and generators.
A research group has created a matrix depicting thermal separation methods for industrial wastewater treatment and resource recovery. The group took a closer look at which industries could benefit from using solar heat to reclaim acid and metals from wastewater streams.
The planned 583-MW combined-cycle gas turbine (CCGT) Meghnaghat power plant is expected to supply electricity for up to 700,000 homes. The GE 9HA.01 gas turbine is an air-cooled model with an estimated 64 percent combined cycle efficiency rating, according to the company.
The report describes five transformation pathways – renewables-based electrification, renewable gases, sustainable biomass, and the direct use of solar thermal and geothermal heat – and identifies policy instruments that could overcome their barriers and increase their uptake.
Initiator and developer of the solar district heating plant is Absolicon Solar Collector, the maker of a covered parabolic trough collector called T160 and the supplier of complete production lines for this sort of equipment.
It will reinforce the need to design and operate buildings that not only meet energy standards, but also meet health standards for an indoor environment with plenty of ventilation air.
JD Digits has launched an artificial intelligence-driven system that improves the efficiency of thermal power plants, as China’s tech giants continue to apply AI technologies to a range of traditional industries to improve performance.
We need policies for decarbonising coal power. If these get implemented, CO2 emissions from the coal power sector can be reduced by up to 22 per cent in comparison to a business-as-usual scenario.
A group of scientists and companies have tested a PVT heating concept in a green district and has found that the proposed design, which is also based on underground storage and the use of heat pumps, is technically and economically feasible. The electricity generated from the panels is sufficient for the heat pump to function.
Carlsberg Group announces partnership with Desolenator, the world’s first solar thermal sustainable water purification technology, to create clean drinking water for a town of 4,000, in the Sundarbans in West Bengal, India.
Industrial solar heat will be a key element of any strategy to decarbonise the industrial sector. The project explained how industrial solar heat options can become affordable when SHIP systems work in concert with other renewable technologies.
The article outlined a full-scale application at a coal-fired plant in the eastern U.S. where the chemistry improved scrubbing efficiency. This in turn allowed operators to reduce the number of slurry recirculating (recycle) pumps, providing operational and maintenance cost savings.
Despite widespread global success and huge opportunity for reducing fossil fuel demand, solar water heating is virtually unheard of in the U.S. Evidence suggests our demand for simple fixes is to blame.
Denmark’s cost-effective, tried-and-true seasonal pit heat storage concept needs to be modified if it is to be implemented across Europe, since district heat temperatures are higher and groundwater may be only 5 to 15 metres from the surface.
The network will consist of radio-frequency temperature sensors with integrated antennas for wireless, internet-based remote monitoring, explains Lu. Each sensor can measure boiler temperatures of more than 3,200 degrees Fahrenheit (1,800 degrees Celsius).
Japan is considering revising regulations for a minimum heat efficiency for the country's thermal power generation plants, to accelerate the phasing out of ageing and inefficient coal-fired capacity.
Employing primary NOx reduction technologies as the first measure offers two very important benefits. Firstly, it reduces the environmental impact of operations, as the process does not involve water or chemicals. Secondly, it lowers the total cost of ownership by virtue of the fact that a solution based on primary NOx reduction technologies entails a one-off capital expenditure investment for the power plant but no increase in operational expense.
Regardless of whether it was a lightweight or a brick house that was put up, the rooftop or facade collector system installed during construction has since met on average 66 % of the yearly space heating and hot water demand from those living in the building.
Digitalising coal power plants with these innovative technologies will increase their efficiency, affordability, reliability, and sustainability. AI-enabled analytics is the core technology for the next generation of coal power production.
Digitalising coal power plants with these innovative technologies will increase their efficiency, affordability, reliability, and sustainability. Digitalisation of power plants will be based on five key functions: connection, monitoring, analysis, prediction and optimisation.
Germany’s Ritter Energie company, has risen to become the market leader for solar district heating (SDH) in Germany. His team successfully bid for seven of the last 10 SDH plants exceeding 1,000 m2 to be put out to tender in Germany
A remarkable retrofit at Xuzhou Unit 3 boosted the 320-MW subcritical coal unit’s efficiency to beyond 43.56%—higher than all existing Chinese supercritical units, and even many ultrasupercritical units.
Indian power giant NTPC commissioned the second unit of the vast 1,320-MW Khargone Super Thermal Power Project in Madhya Pradesh this March, completing its first ultrasupercritical power plant. The project’s completion is a key step in the government’s program to develop an advanced ultrasupercritical plant using indigenous technology.
Solar dryers are an excellent investment for farmers drying apricots in India’s northern Himalayan region. These systems can have the fruit ready in just 2 days, whereas drying takes about 20 days out in the open.
When energy is transformed from one form to another and moved from one place to another, some of the input energy is lost in the process. Some input energy is lost during electricity generation as well as other processes such as when vehicles burn gasoline.
Coal-fired power certainly has long-term challenges to viability, but some short-term -and not so short-term- boosts may be on the horizon.
The researchers agreed to consider systems with a wide range of solar cooling capacities from 2 to 5,000 kW and they decided to run the research platform over four years up to June 2024.
This was especially obvious in China and Europe, where mass-produced small SWH systems installed in single-family homes and blocks of flats came under pressure from heat pumps and photovoltaic systems.
Solar thermal cooling remained a niche market in Europe in 2019, as air conditioning based on heat pumps and PV generators got all the attention. A survey of cooling system integrators based in Europe showed that they used a wide variety of approaches when designing and selling solar thermal solutions.
Researchers have designed a solar chimney that could offer powerful safety and environmental benefits. Solar chimneys are able reduce energy usage by up to 50%, and the project developed at RMIT maximizes efficiency in both ventilating fresh air and sucking out smoke in the event of a fire.
Granular potassium carbonate (K2CO3) was identified as a cost-effective, suitable thermochemical material (TCM) that could be charged with solar heat at temperatures above 65 °C. The salt is not a health hazard – it is even used in the food industry – and it is not very corrosive to metal parts either.
Facility will validate the performance and reliability of the 1650°C-class JAC gas turbine, the most efficient heavy-duty gas turbine in the market. Poised to become the world’s first autonomous combined cycle power plant featuring MHPS-TOMONI® suite of intelligent digital solutions
Manufacturers have begun looking for solutions to lower the cost of wastewater disposal. One way for them to reduce the volume of contaminated water is to evaporate water on site by using solar steam.
Christoph Brunner describes a demonstration plant that uses solar heat driven membrane distillation to recycle gold in an Austrian gold processing company.
Since 2013 Energia Llaima owns and operates the worldwide largest solar heat plant in a mine which is situated in the middle of the desert in the north of Chile. Ian Nelson explains his business model, the economy of scale and the daily challenges with cleaning the collector panels.
The thermal twin utilizes thermodynamic analysis and machine learning to allow power plant operators to diagnose performance gaps for every asset in the cycle in real time and then provides recommendations for improving efficiency.
The thermal twin utilizes thermodynamic analysis and machine learning to allow power plant operators to diagnose performance gaps for every asset in the cycle in real time and then provides recommendations for improving efficiency.
A combustion optimizer designed to improve efficiency and lower emissions could help. It supports more flexible operation of boilers by manipulating fuel and air control settings via closed-loop biases
The 912-MW hard coal–fired RDK 8, a unit that operates in Germany’s challenging power market, achieved a 47.5% net thermal efficiency through technology and optimization.
One new design—the Clean Combustion System Steam Generator—has been proven in pilot testing to increase efficiency while reducing emission control costs.
These are cost-shared research projects developing advanced technologies for improving the reliability, performance and flexibility of the nation’s existing coal-fired power fleet.
The steam condenser of a power plant boiler is a critical heat exchanger in the process. This article examines fundamental thermodynamics of condenser heat transfer, and how efficiency losses can cost a plant much money.
Use of solar thermal is yet to catch the imagination of investors and users; the key is to incentivise industry to use this less expensive method of heating
These companies and other institutions are trying to send a signal to the marketplace; if people can produce renewable thermal technology that is cost-effective, there are buyers out there that want them.
India is blessed with reasonable Direct Normal Irradiance, which makes ideal platform to explore solar heating optimally in the dairy processing industries. The ball can be set rolling to establish SHIP as the emerging renewable energy technology.
A steam-boiler powered by new solar technology manufactured in Jacksonville is now being used to make whiskey, bourbon, vodka and rum at a local distillery.
Advances in combustion and emissions cleanup are part of the reason for the new coal plants.
In an operating environment, plant efficiency is job No. 1 for a power plant, whether the generation comes from nuclear, coal, or gas. For fossil-fuel plants, efficiency also is key to reducing air emissions, including carbon dioxide.
The solar heat is said to be used for preparing the animal skins and evaporating the factory’s waste water. The solar heating plant will help management to meet these objectives in two ways. First, solar energy will be used to preheat the boilers.for re-tanning and colouring in the factory. Additionally, solar energy will evaporate waste water.
GE Power is pooling its expertise in power plant operation, equipment management and digital insights to maximize plant efficiency and availability, showcasing these capabilities at a new Steam Plant Services Innovation Center in King George, Va.
By using suitable systems, more than 80 percent of heating energy for Finnish households could be produced using solar energy with competitive prices.
A waste heat recovery unit/heat exchanger recovers heat from hot streams, gasses that still have relatively high energy content in them. This would otherwise go unused into the atmosphere. The most common examples of these units are those taking the exit gases from boilers in the world’s largest coal fired power stations.
A comparison of coal power plant fleets from China, the European Union (EU), Japan, and the U.S. by the International Energy Agency’s (IEA’s) Clean Coal Centre yields surprising insights into efforts these regions are making to deploy high-efficiency, low-emission (HELE) plants.
Some industries, particularly those in manufacturing, have been utilising this simple and cost-effective technology. This has helped the industries bring down their fossil fuel consumption and carbon emissions drastically.
The fluidized bed combustion (FBC) system is favored among developers and owners of power plants for its ability to consume lower-cost, opportunity fuels in an environmentally acceptable manner.
Danish Arcon-Sunmark and Chinese Sunrain established a joint venture which aims to offer large-scale solar heating systems for the Chinese market.
Optimized combustion has a huge impact on plant economics. A reduction in fuel costs improves the BTU output per kWh (heat rate). Optimizing the combustion process has helped a number of companies to realize huge annual savings
IGCC technology, however, might be the best shot at achieving the holy grail of ‘clean coal’, but it's financial viability is still a concern.
Eliminating the need for electricity or natural gas, solar heating and cooling technologies instead collect and use free, clean thermal energy from the sun. Solar heating and cooling can also play an important role in mitigating the impact of global warming.
This review of the fundamentals of coal plant efficiency, frequent problems that reduce efficiency, and some solutions for improving operation and reducing generation costs should be valuable to plants wherever they are located.
Combined Heat and Power (CHP) is a technology that combines power generation and usable heat capture equipment to increase the overall efficiency of the power plant. These two energy streams can then be used locally or transmitted via power lines and pipes to local communities.