Geothermal Articles | Energy XPRT

Ground Source Heat Pump Installation in Leominster, Herefordshire- Case Study

This large domestic property in the tiny hamlet of Bircher was dependent upon oil for its heating and costs were rising year after year. The owners decided to investigate the options for reducing the costs of keeping their house warm especially after a particularly cold, and expensive, winter ...

Jan. 21, 2021

By WDS Green Energy Ltd

New Head Office and Lab Building, Riedering, Germany - Case study

The company EndoLab - a test lab or medical implants - moved its headquarters from Thansau to Riedering near Rosenheim and built a new office and laboratory building for this new location. The task in the first planning phase was the development of a location-specific energy concept as well as climate concepts adapted to the building uses. A number of main uses are defined within the building: ...

Nov. 21, 2020

By Transsolar Energietechnik GmbH

Promega Administration and Logistics Center, Walldorf, Germany - Case study

The building essentially consists of two parts. The logistics area houses deep-freeze rooms and cabinets, storage areas and technical equipment for goods packaging and dispatch as well as the production area of the subsidiary Terso. The administration area contains a conference area, a workshop, a canteen with staff kitchen and a fitness area in addition to the office space. The areas are grouped ...

Nov. 21, 2020

By Transsolar Energietechnik GmbH

United Downs Deep Geothermal Power Project

The UDDGP project is the first geothermal power plant in the UK. It is funded by a mixture of public and private funds to include the European Regional Development Fund, Cornwall Council and Thrive Renewables plc. The aim of the project is to produce power and heat from the hot granite rocks beneath Cornwall at the United Downs Industrial Site near Redruth. Two deep, directional wells have ...

Nov. 5, 2020

By Geothermal Engineering Ltd

Lithium Extraction Plant

Geothermal Engineering Ltd (GEL) is moving forward with a trial of a pioneering lithium extraction plant at its United Downs geothermal site in Cornwall. The pilot plant will use Direct Lithium Extraction (DLE) technology to recover lithium from the geothermal water and will be developed in collaboration with Cornish Lithium Ltd. ...

Nov. 5, 2020

By Geothermal Engineering Ltd

The Duck Curve: A Review of California`s Daily Load Predictions

What Is the Duck Curve? California’s electricity is supplied from a variety of energy sources, including natural gas, solar, hydro, geothermal, wind, and nuclear. The California Independent System Operator (CAISO) manages the operation of the state’s electricity grid, making sure that the total energy demand on any given day matches the total energy supply from the various sources. ...

Apr. 10, 2020

By Aurora Solar Inc.

Huge success in photovoltaics through 20 years of the EEG

20 years EEG. For many this is a reason to celebrate, for opponents it is a reason to swear. No matter what the respective EEG assessment looks like: The success of the EEG in photovoltaics is enormous and will change the world for good: Solar power is already the cheapest energy source in the world and is readily available. Blog together with Carsten Pfeiffer, who was actively involved in the ...

Apr. 1, 2020

By Solarpraxis AG

10 Facts you didn’t know about Wind Energy

The oldest rotary windmills are considered to have been used regularly in agriculture and other purposes since 2000 B.C. by peoples of what would today be China and the Middle East who already sensed what the German physicist Albert Betz, the father of physics governing modern wind turbines, called The Theory of Wind Energy, presented and published in his book “Wind-Energie” at the ...

Mar. 28, 2020

By Vortex Bladeless SL

SC Johnson Waxdale Plant - 6.4 MW CHP System - Case Study

Quick Facts LOCATION: Racine, Wisconsin MARKET SECTOR: Manufacturing FACILITY SIZE: 2.2 Million Square Feet EQUIPMENT: (1) 3.2 Megawatt Landfill Gas Turbine (1) 3.2 Megawatt Natural Gas Turbine FUEL: Landfill Gas and Natural Gas DISTANCE FROM RENEWABLE FUEL SOURCE: 2/3 of a Mile CHP GENERATING CAPACITY: 6.4 Megawatts HEAT RECOVERY RATE: 40,000 lbs/hr Steam HEAT RECOVERY SOURCE: (2) Heat Recovery ...

Mar. 9, 2020

By Solar Turbines

Solar Energy is Cheaper than Fossil Fuels

The moment many environmentalists have been waiting for so long finally came: installing solar-powered facilities is now more financially viable than investing into similar fossil fuel based facilities. Green technology fans - rejoice! In over thirty countries, including the USA, solar and wind energies attained the same price, or lower than that produced by fossil fuels. In fact, the price of ...

Feb. 28, 2020

By Greenshine New Energy LLC

Numerical Models as Important Component of EGS Design and Operation

The Geothermal Resource Council (GRC) workshop on “New Frontiers in EGS* Technology” was a great success. The workshop was organized as part of the GRC 2019 yearly meeting and expo in Palm Springs, CA. Itasca was pleased to participate in the workshop. Azadeh Riahi was a member of the organization committee and developed and chaired the Reservoir Engineering session. Branko Damjanac ...

Dec. 20, 2019

By Itasca International, Inc

DYGEO: boosting support for geothermals to promote the use of this green energy

In 2018, ADEME and BRGM decided to focus on increasing the visibility of geothermal energy. First of all, this involves uniting the organisations that are promoting geothermal energy around an “advocacy campaign” for surface geothermal energy and then also of increasing the visibility of geothermal energy on the Internet. The need With the Multi-Year Energy Plan predicting that ...

Dec. 13, 2019

By BRGM

Air Source Heat Pumps Guide

Using similar technology to that in your refrigerator, an air source heat pump is able to absorb ambient heat from the outside air and deliver it into your home for use with heating systems and in domestic hot water. Here we look at how they work, how to tell if your home is suitable and some of the considerations you’ll need to take into account. How do air source heat pumps work? ...

Dec. 5, 2019

By Creaform Inc

Comprehensive energy construction

Energy construction in rural areas is an important measure for protecting and improving the rural ecological environment. In 1991 comprehensive energy construction in rural areas was started in 100 counties. In 1995 fuel-saving stoves, methane, solar, wind and geothermal energy sources and small hydropower stations began to develop and were popularized in rural areas throughout the country. In ...

Nov. 29, 2019

By BIOSANI

COP and SPF for Heat Pumps Explained

Heat pumps are powered by electricity but unlike conventional electrical heating, a heat pump is highly efficient. If you are looking into heat pumps, you’ll have come across the terms COP and SPF. Coefficient of Performance (COP) of Heat Pumps COP (Coefficient of Performance) is a measure of efficiency. The efficiency of any machine or system can be calculated as the ratio of amount of ...

Nov. 8, 2019

By Green Business Watch

From Climate Crisis to a Clean Economy: A Vision for a New World by 2030

Looking for a little inspiration? Me, too. We’ve all heard the statistics. One million species worldwide are currently at risk of extinction. Over 5 trillion pieces of plastic are polluting our oceans. The day the Arctic fully melts may happen within our lifetimes. And perhaps most shockingly, the latest report from the Intergovernmental Panel on Climate Change tells us that we have a ...

Sep. 3, 2019

By GLOBE Series

Cultivating geothermal energy sources – Case Study

Since the early twentieth century, geothermal energy has been used to produce electricity. In the 1980’s and 90’s, rapid expansion in the demand for geothermal energy put pressure on suppliers to reduce costs and increase efficiencies. Because of high temperatures and varying pressures, measuring steam flow through "Differential Pressure" methods was fraught with inconsistencies. ...

Apr. 11, 2019

By Sierra Instruments, Inc.

Ground Source Heat Pumps Rudges Hill Case Study

Rudges Hill is a converted farm house in rural Oxfordshire undergoing renovation and extension. The owners were keen to reduce the future running costs of heating the house, producing hot water and heating the outdoor pool. Isoenergy installed a 34kW CTC ground source heat pump system with energy collected from 2,400 meters of horizontal collector array in a nearby field. The system is supported ...

Apr. 6, 2019

By Isoenergy | ISO Energy Ltd.

Projects Play Fairways Geothermal Resource Analysis, Washington - Case Study

AltaRock Energy, in cooperation with the Washington Division of Geology and Earth Resources (WADGER), is conducting a detailed exploration study of Washington State as part of the Play Fairway grant funded by the DOE Geothermal Technologies office. WADGER recently created a Washington State geothermal resource potential model that incorporates numerous variables to assess heat and permeability ...

Dec. 12, 2018

By AltaRock Energy, Inc.

Projects Newberry EGS Demonstration, Oregon - Case Study

The Newberry EGS Demonstration project is the site of cutting-edge research into enhanced geothermal systems (EGS) development. AltaRock Energy began investigating the Newberry site for EGS development in 2009 . The project site is located on the western flank of Newberry Volcano in Central Oregon and aims to improve the feasibility and viability of EGS technologies and applications. The major ...

Dec. 12, 2018

By AltaRock Energy, Inc.

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