Ground loop design gld is the leading software suite for designing geothermal ground source heat pump systems. The actual developer of the software is gaia geothermal. A geothermal heat pumps earth loop installation is not just a matter of burying some pipes and hooking these pipes to your geothermal heat pump. In a geothermal loop designverticalhorizontalhybrid geothermal design software ground loop design ground source heat pumps utilizes water to cool and heat the refrigerant instead of air. While our main focus is designing geothermal systems for residential or commercial applications, we also design retrofit hvac systems and design solutions for geothermal ground loop systems that are no longer cooling effectively. Soils that are good conductors high thermal conductivity and low.
The ground loop is a key part of the geothermal system and it must be properly designed and installed. Installation instructions ground coupled loop system. Geolink design studio combines geothermal engineering design with annual operating cost comparison and sales proposal software. Your earth loop must be matched to the home, and the geothermal heat pump, that it is coupled to. The unbiased physics based models are designed and optimized for accurate dependable results that reflect years of engineering and design experience. Gld provides designers with an advanced, comprehensive, easytouse and customizable engineering toolbox for optimizing ground source heat pump systems. Careful design is necessary to ensure that there is sufficient capacity available for the geothermal heat pump to operate properly. Geothermal loop design for gshp in a geothermal loop design verticalhorizontalhybrid geothermal design software ground loop design ground source heat pumps utilizes water to cool and heat the refrigerant instead of air. This easy to use software package allows a quick design and proposal to be generated for any residential or light commercial project. Geoexcel geothermal design software is designed, built and maintained by dandelion energy. Ubend submittal in north american thermal performance testing, raugeo double ubends with pipe spacers were found to require 15 to 40% less borehole footage to extract the same energy as a. There are different types of geothermal loops, a open loop or a closed loop.
Introduction a geothermal heat pump also known as a ground source heat pump is a central heating andor cooling system that pumps heat to or from the ground. There are basically 3 types of flow centres, the purpose of which is to pump the fluid and to provide valves to allow flushing of the system to remove debris and air from the ground loop pipes. Design the loop to meet the rated capacity or a targeted entering water temperature. Load calculations and ground loop design and sizing for your geothermal system. Water fluid is circulated in a closed loop heat exchanger located in the earth where the earths temperature at 28 feet below the surface is constant. A hybrid geothermal heat pump system can lower your costs by reducing the peak capacity of your ground loop and allowing you to install a smaller, less expensive ground heat exchanger.
In geothermal designs, dont succumb to rules of thumb 2016. Soil suitability for closedloop horizontal residential. The thinking that slinky loops will let you get the same or more geo capacity from a smaller loop footprint is dead wrong. Geothermal system requirements, licensing options and download the latest. Below please find download links to the installation packages for previous. Geothermal systems that work by design, not by accident ground loop design software gldtm is the worlds leading commercial ghx software design tool with design professionals in more than 60 countries using it in a dozen different languages to design english and metric based systems. Matt davis jun 01, 20 geothermal, groundsource heat pumps, performance monitoring, webbased monitoring comments off on performance monitoring ground loop this article is the first in a 3part series prepared by ground energy support llc ges that will highlight some of the lessons learned from over 100,000 hours of gshp realtime. Geothermal design software patented vertical, horizontal. Geothermal slinky loop systems can be used in a ground loop, pond loop, or lake loop design and uses the earth as a heat source and heat sink. Ground coupled loop system design bard manufacturing company bryan, ohio 43506.
Geothermal systems benefit from the constant temperature of the earth where water circulates in the ground heat exchanger. Gld works with all versions of windows including windows 10 32b or 64b and can also be emulated on a mac with bootcamp or parallels. Trnsys and energyplus welltested fullbuilding simulation software packages have the capability to complete detailed subhourly models of hybrid ground source heat pumps systems. All that will be needed is to hire a back hoe with a 36 bucket for a slinky loop or alternatively a chain trencher can be rented to provide single line trenches for. Series vs parallel flow path analysis when designing geothermal ground loops, this is an issue that a lot of people get hung up on.
If the loop field is far from the mechanical room, using insulpex preinsulated pex piping is a great way to run supply and return tails to the building. Geothermal hvac software ground loop design, load calculation. Prior versionsbuild history ground loop design software. Index terms geothermal, energy efficiency, green energy, heating and air conditioning. The ground itself is not a perfect heat sinksource because the energy added to the ground by the loop can change its temperature over time. Purposethis interpretation rates the suitability of soils for closedloop horizontal residential geothermal heat pumps. Ground loop design gld 2016 edition is the leading software suite for designing geothermal ground source heat pump systems. We install waterfurnace geothermal systems and are proud to bring you over 30 years of waterfurnace geothermal experience. A few weeks ago, i shared a piece thanks to ryan carda on geothermal flow path analysis for ground loop design that came from a discussion forum from our advanced geothermal design course. Ground loop design is the choice of professionals in over 60 countries and is the worlds leading software suite for commercial geothermal heat pump and ground heat exchanger system design. Glhepro is used for designing ground loop heat exchangers for use with ground. Knowing the type of soil is of extreme importance in designing ground loop heat pump systems. Used in more than 70 countries, gld is the tool of choice for innovative engineering, design and consulting firms.
So using some imaginary numbers for a vertical bore loop. Dont do this the geo guy geothermal consulting, design. Commercial download request form your contact information. Ground loop design gld is the leading software suite for designing. Geothermal design for residential and commercial systems integrated to save time in your ground loop design, energy cost analysis, and hybrid design. For diy system we recommend horizontal ground loops as the easiest method of installation. Ground loop design le design studiotm studio linktm system. This manual covers design and installation standards for closedloop ground heat exchangers, pipe placement and backfilling, indoor piping and circulation systems, geothermal heat pumps, and site. In addition to matching a heat exchanger to a building load, the gld grid builder allows the designer to specify an irregularly shaped loopfield. Please complete the following form in order to download the demo software. Geothermal ground loops geothermal ground loop fields are an advanced, specialized method that geothermal experts can use to provide energyefficient heating and cooling solutions for residents and commercial locations. Our website provides a free download of ground loop design 7.
The pump station will automatically remove the air from the piping and makes commissioning a system so much easier. Entry level geothermal professional certificate training. A hybrid geothermal heat pump system can lower your costs by reducing the peak capacity of your ground loop and allowing you to install a smaller, less. You can evaluate the latest version of ground loop designtm before you decide to.
Colleges and universities around the world use gld. The design water flow rate and temperature from the earth sets the performance of geothermal heat pump equipment rather than the outside air temperature used by hvac air source equipment. Hygchp is a software module that can help you analyze this option. If one uses a manifold to build a loop field here is what happens. There is not yet an explicit groundsource heat pump model within apachehvac. Glhepro was developed as an aid in the design of vertical boreholetype ground loop heat exchangers used in geothermal heat pump systems. Feb 15, 2016 in geothermal designs, dont succumb to rules of thumb abandon preconceived notions and carefully deliver properly designed loop systems balance the load. The most important part of any geothermal installation is the design of the system, and that begins with an accurate load calculation. Unlike geothermal systems of the past our closed loop system actually are open loop non pressurized. A few weeks ago, i shared a piece thanks to ryan carda on geothermal flow path analysis for ground loop design that came from a discussion forum from our advanced geothermal design course my plan is to share more technical discussions that are. Our builtin antivirus checked this download and rated it as 100% safe.
Reduce the cost of implementing geothermal heat pump systems on your building projects by going hybrid. Gld download windowsbased revolutionary geothermal hvac. Looplink pro is a creative space that empowers you to intuitively experiment with complex system designs without getting bogged down in popup windows, calculator modules and everything else that makes other ground loop design software a challenge. While glhepro may be used for residential system design, it is aimed at commercial systems. Design process timeline goals room guide concepts preliminary 3d model final design download plan. This lesson with provide the basics of how to properly select a heat pump and design a ground heat exchanger. Gld download windowsbased revolutionary geothermal. Geoconnections is the geothermal industrys leading software as a service saas company. The loop system is what powers both residential and commercial geothermal. Size ground loops for residential geothermal systems. Called ground loops, the pipes are sealed tight, and connected to the geothermal heating and cooling system inside the building. Geothermal systems that work by design, not by accident.
Loop design theory loop types a ground loop is a heat exchanger that either extracts or adds heat to the ground. Looplink pro and looplink rlc are purpose built to make the complicated business of ground loop design fast, easy and accurate. Tools to design and support your ground source heat pump installation. Esse software tem como desenvolvedor gaia geothermal. Three versions of ground loop design are available.
Because of the advantages of, we use parallel circuits in ground loops almost exclusively in our industry. So, the first step in sizing an earth loop is having a correct heat lossgain calculation done. Installation instructions ground coupled loop system design manual ground source gs system manual. Geothermal designs offers full range of geothermal system solutions. Windowsbased revolutionary geothermal hvac software design package gld software. The plans to the loop field are easy to understand but applying the technology to the design is quite complicated. Ground loop wood framing mechanical equipment room monitoring system exterior interior. Take a look at how geoexcel geothermal design software stacks up to the leading alternative. Ground loop design 2010 or glhepro can be used to test out the viability of some hybrid designs its hybrid functionality is relatively basic. Weve found it useful to focus on both articles that will help companies with their sales and marketing and design and installation. Design and implementation of geothermal systems for. What software do you currently use to design loopfields. Jun 29, 2014 if one uses a manifold to build a loop field here is what happens. Header design in a geothermal loop system is a critical part of the design in terms of operational efficiency, balance and the ability to properly purge a sy.
Free commercial geothermal design software included each student will receive a free 1month license to looplink pro as part of registering, which will be used to complete a ground loop design assignment in the course. Ground loop design 2016 by gaia geothermal software. In geothermal designs, dont succumb to rules of thumb abandon preconceived notions and carefully deliver properly designed loop systems balance the load. Download ground loop design premier now and view 99% of the program. Free commercial geothermal design software included each student will receive a free 1month license to looplink pro as part of registering, which will be used. Geothermal heat pumps manuals bosch heating and cooling. Horizontal ground loop geothermal kit installation videos. If you need say 300 of 34 hdpe per ton and just one of how many 34 loops needed.
Windowsbased revolutionary geothermal hvac software design package. Users should open file explorer and navigate to the gaia geothermal folder and. A series of pipes, commonly called a loop, carry a fluid used to connect the geothermal systems heat pump to the earth. The principles of this interaction are common in all loop types and will be discussed here. Mission statement earth sheltering sun passive solar water geothermal efficiency test. We can provide our customers with the best geothermal ground loop field design. This provides detailed modeling of heat pump equipment and bore fields. A geothermal flow center has a large insulated reservoir that simply pumps the fluid. Undisturbed ground temperature determination the undisturbed ground temperature is the constant temperature of the formation. If you were to apply the laws of thermodynamics to ground loop design, it would be clear that there is a limited amount of energy available from a. Ground loop design precision geothermal, maker of the geocube. Download ground loop design premier now and view 99% of the program modules and interface. Typically, this temperature is measured before starting the active thermal conductivity test.
Instructions are available within the application on. Performance monitoring ground loop ground energy support. Geothermal heat pumps manuals boilers, tankless, geothermal. Ground loop heat exchanger design software building.
Jan 18, 2018 installing geothermal horizontal loop pipe. To transfer energy to or from the ground, geothermal systems typically have a loop. At sustainable energy concepts, we work closely with industry leaders in this field. In geothermal designs, dont succumb to rules of thumb. My plan is to share more technical discussions that are happening within the course. To size the pump to move the amount of fluid that the geothermal unit needs in gpm, you count the head loss of the transfer piping and just one loop of 34 loop. This manual covers design and installation standards for closed loop ground heat exchangers, pipe placement and backfilling, indoor piping and circulation systems, geothermal heat pumps, and site planning, records, and restoration. For a responsible design, contact the geoguy for a life long performing loop.
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