Vertical ground loop design software

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 download a free evaluation now. For best results, the lengths of the 3 sides should be approximately equal the resistive impedance is interface with 4. Download ground loop design premier now and view 99% of the program modules and interface. It is on a 7 acre lot so horizontal was planned, ground is damp clay at 10, located in saskatoon, saskatchewan. I recently consulted on a project where the contractor for a 70 ton system for a 26,000 sq ft home decided to pile slinky loops on top of slinky loops in a deep pit. Better communication between the loop contractor or driller and the heating and cooling contractor could help improve the loop field design, noted urlaub. If the diameter of the pipe is small, you will save money on the cost of the pipe. Designing the earth loop is a balance between how much power the circulating pump will use because of the diameter of the pipe, and how much the pipe will cost because of its diameter. Discussion in vertical and horizontal loops started by milkweed, feb 17, 2016. Every geothermal system circulates refrigerant through the inside heat exchanger built into the geothermal unit which typically sets inside your house to transfer the heat from the ground.

Geothermal hvac software ground loop design, load calculation. Taking up more land than any other loop design, a horizontal loop can be installed when space permits it. I found this great article by kk5jy about the looponground antenna online. Contact software systems technical support at software. The size of the system will dictate the size of the loop field. Loop width should always be based on utilizing existing supports. Loop width does not have to be near 20 feet just because the loop nomographs happen to use that number. Vertical closed loop contractor means a person qualified to engage in the business of. A horizontal loop system allows loop installation with trench sizes based on the size of the home lot. The land area required for commercial vertical ground loop designs. Geothermal design for residential and commercial systems integrated to save time in your ground loop design, energy cost analysis, and hybrid design. Once the loop pipe is inserted into the bore, it is grouted using a bentonite mixture for maximum thermal conductivity.

Feb 15, 2016 better communication between the loop contractor or driller and the heating and cooling contractor could help improve the loop field design, noted urlaub. Using those numbers on gld, with a 10 deep 24 wide trench with one loop at the bottom of 1 sdr11, i. For a responsible design, contact the geoguy for a life long performing loop. Import vertical ground heat exchanger data from a file. Software produced by ashrae has a high level of accuracy when compared with other design calculations. The heat exchanger may be composed of any number of boreholes arranged in various configurations. Size ground loops for residential geothermal systems. Geothermal vertical ground loop geothermal north carolina. By using thermallyenhanced grout, designers can increase the thermal conductivity of the loop, allowing it to extract more btus from the ground faster, meaning less feet of. Pcprograms and modelling for borehole heat exchanger design.

Ground heat exchanger vertical designbuilder software ltd. Basic design considerations for geothermal heat pump. Reading design guide from the manufacturer of our geothermal heat pump. On higher bands it seems to radiate like a vertical and somewhat less like a traditional vertical loop. It is currently in an open loop configuration, and am planning to convert to horizontal closed loop in ohio. Ground source heat pump horizontal array ground works. When space is a limited, vertical loops are the most common type of geothermal loop installed. Ground loop design gld 2016 edition is the leading software suite for.

A closed loop design utilizes a tubing heat exchanger called a ground loop, which may be installed horizontally or vertically below the earths surface. In a geothermal loop designverticalhorizontalhybrid geothermal design software ground loop design ground source heat pumps utilizes water to cool and. Ground loop design gld is a software tool for designing and optimizing ground source heat pump systems. Obviously, the buildings design loads, the grounds soilrock thermal conductivity and mean ground temperature play significant roles in determining design lengths see. In the lots limited by space, a vertical loop may be installed for the geothermal loops. One wavelength rectangular loop for 21 mhz tower 10 ft. Proceeding of the american society of heating, refrigerating, and airconditioning engineers ashrae, 1061, ashrae, atlanta, ga. Geothermal hvac software and computer programs online. The package enables designers to determine the correct lengths of bore or pipe required for commercial vertical, horizontal andor pond heat excahngers, optimize the piping configuration for balanced flow and optimal heat transfer, and calculate the annual and lifetime. Ground loop heat exchanger design software building. Spitler, modeling of vertical ground loop heat exchangers with. Loop is fed on the vertical side, giving vertical polarisation. At0184 field validation of a short time step model for. Depending on the conditions of the ground, holes are bored in the ground anywhere between 150 to 250 feet deep.

When the pipe is in, a special thermalconductive grout is pumped into to ensure uniform contact with the earth, which ensures efficient heat transfer between. Sep 23, 2009 this tutorial demonstrates how to design a commercial vertical heat exchanger system with the ground loop design software. Also, other programs exists and all have their advantages. A vertical attached to a ground rod without radials can fool you into thinking it is working. In geothermal designs, dont succumb to rules of thumb 2016. Download ground loop design premier now and view 99% of the program. Be confident in the performance of the ground heat exchangers you design, whether they are vertical borehole fields, horizontal. Ground loop design gld is an integrated suite of powerful, flexible and customizable tools for designing commercial and residential closed loop ground source heat pump systems. Vertical borehole design module ground loop design software.

Looplink pro handles design for vertically and horizontally bored ground loop designs as well as hybrid systems. Since sizing a geothermal heat pump is a intricate process youll need to contact a qualified geothermal heat pump installer. A short article on piping expansion loop on the piping. Vertical loops utilize bore holes drilled to an average depth of 250 feet. The model was based on an analytically validated numerical borehole model that simulates the heat transfer in and around the ground heat exchanger, using its thermal response to unit heat pulses. Jul 25, 20 ground source heat pump horizontal array ground works. Best practices for geothermal vertical closedloop installations. Windowsbased revolutionary geothermal hvac software design package.

The antenna can be ground mounted or attached to an insulated pole, which will further improve the hf performance as shown later. Vertical and horizontal ground heat exchanger modeling. Data from a previously configured and sized vertical ground loop heat exchanger can be loaded by clicking on the import button at the bottom of the dialog or the import vertical ground heat exchanger data link from info panel see figure below. Experiment 1 vertical attached to ground rod with no radials. 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. Glhepro was developed as an aid in the design of vertical boreholetype ground loop heat exchangers used in geothermal heat pump systems. An installer will start with an analysis of the heating and cooling demands of your home. Vertical closed loop geothermal design software created by michael philippe et al will be used in our design calculations 4.

Doing some reading, i discovered an article about a socalled loop on ground log antenna. Ground loop design best directory building energy software tools. Basic design considerations for geothermal heat pump systems. Geothermal design software patented vertical, horizontal. Design and economic analysis of a geothermal vertical coupled. The borehole design module enables the user to quickly and flexibly design nearly any type of vertical borehole system. Looponground, the simplest receiveantenna you will ever.

Geothermal systems that work by design, not by accident. Thermal expansion must be allowed for when spacing adjacent loops. Simulation modelling and design optimization of vertical ground. Regardless of the software program used, designers need to have a fundamental understanding of various factors affecting vhe design lengths. Load calculations and ground loop design and sizing for your geothermal system. The vertical delta loop a three sided loop is known as a vertical delta loop sitting on the ground. Geothermal loop design and installation louisville. Sizing geothermal heat pump system ground loop space in. Interfacing hap simulations with geothermal wshp design programs need more help. The principles of this interaction are common in all loop types and will be discussed here. From there hell be able to calculate the right size system. The ground loop consists of a plastic pipe heat exchanger.

The hvac contractor sells and sizes the job and then usually tells the groundloop subcontractor something like, i need a 5ton slinky loop installed at this address. Patented residential and commercial geothermal design software to simplify your effort and improve accuracy in ground loop design, energy cost analysis, hybrid design, and solar design. Each zone group can have one active ghex and one active hybrid system but can have as many inactive variations as you would like. Used in more than 70 countries, gld is the tool of choice for innovative engineering, design and consulting firms. Design and economic analysis of a geothermal vertical. The grounded loop antenna nonresonant, unbalanced, works well on the hf bands. Fundamentals of commercial geothermal wellfield design. I started by simply planting the antenna on a ground rod. Finally, the program is applied to design an existing gchp project and to.

Ground loop design gld is the leading software suite for designing geothermal ground source heat pump systems. Design the loop to meet the rated capacity or a targeted entering water temperature. The ground loop is a key part of the geothermal system and it must be properly designed and installed. Software versions available three versions of ground loop design are available. I had heard of this antenna before, but with my failed bog experiences i was skeptical and never tried one. This tutorial demonstrates how to design a commercial vertical heat exchanger system with the ground loop design software. Loop design theory loop types a ground loop is a heat exchanger that either extracts or adds heat to the ground. 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. The plans to the loop field are easy to understand but applying the technology to the design is quite complicated. Patented residential and commercial geothermal design software to simplify your effort and improve accuracy in ground loop.

There are two main design situa tions for vertical loops borehole heat exchangers, bhe. Horizontal loops are installed in areas where the soil conditions allow for economical excavation. While glhepro may be used for residential system design, it is aimed at commercial systems. Doing some reading, i discovered an article about a socalled looponground log antenna. 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. Careful design is necessary to ensure that there is sufficient capacity available for the geothermal heat pump to operate properly. Ground loop tradeoff the ground loop is the most expensive part of the geothermal installation, and reducing its length will decrease installed costs substantially. A responsibly designed horizontal loop actually requires approx twice the square footage of the home. A vertical loop is another variation of the closed ground loop and is installed by drilling vertical boreholes 100 to 300 feet down into the ground, and putting a loop of pipe down it. How to design a vertical borehole heat exchanger youtube. 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.

Gld is windowsbased and runs on macintosh computers running parallels or bootcamp. In using the software, we will fill in all of the input parameters and allow. Ground loop design gld is a software tool for designing and. I found this great article by kk5jy about the loop on ground antenna online.