Installing & Commissioning Real Time Geothermal Monitoring Systems - Self Study


Author: Matt Davis

Subjects: Renewable HVAC: HVAC Design, Renewable HVAC: Geothermal

Student Rating

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454 students have taken this course


Real time geothermal monitoring has finally become economical for installers, and real time monitoring significantly reduces risk for property owners and can verify system performance. Take this course to learn how to install and commission the GES.

Lessons learned from more than 100,000 hours of monitoring real-life geothermal heat pump systems. You will learn the benefits of real time monitoring and how to install and commission the GxTracker™. Here are some things we'll cover:

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Flexible Online Training for Industry Professionals

This is a self-study, self-paced online course. You can begin instantly upon enrollment and complete the course materials at your own pace.

Access Information and Build Your Training Library

After enrolling, the course materials will remain in your account and be accessible 12 months (1 year) after enrollment. Access can be extended beyond 1 year with a monthly membership. Rewatch videos and review assignments as many times as you want. View updates the instructor makes to the course as the industry advances. Return to your course anytime with online access from anywhere in the world.

Certificates of Completion Available for Members Only

Certificates of completion are only provided to HeatSpring Membership subscribers. This course has not been approved by any credentialing organizations (NABCEP, AIA, USGBC etc) for Continuing Education Credits (CEUs). This course is for self education purposes only and completion does not indicate a level of professional expertise or credential.


Matt Davis

Ground Energy Support

Matt is a hydrogeologist by training, holding a M.S. and Ph.D. in Hydrology from New Mexico Institute of Mining and Technology and a B.S. in geophysics from Montana State University. Prior to co-founding Ground Energy Support, Matt founded JMD & Associates LLC, which provides groundwater modeling support to local firms. Matt is currently on the UNH faculty where he...[more]

Course Outline

An Overview of Real Time Geothermal Monitoring and the Benefits

First, we'll discuss the basics of real time monitoring and what needs to be measured to have useful output. We'll discuss the varying levels of accuracy and cost and the difference between monitoring and metering. Lastly, we'll discuss the business benefits of real time monitoring.

  • Introduction to Real Time, Web Based Geothermal Monitoring (16:03) (Video - 16:03 minutes)
  • White Paper: Geothermal Performance Monitoring (Download .pdf)
  • Real Time Monitoring Installation Walkthrough (Video - 05:55 minutes)
  • Introduction to One Wire Networks (1:58) (Video - 02:58 minutes)
  • GxTracker Installation Manual (Download .pdf)
Temperature & Flow Measurements

Overview of the commonly used DS18B20 digital temperature sensor including: application in GSHP systems, accuracy, and calibration. We'll also explore the challenges that GSHP systems face in the current OIML heat metering standard. Overview of how to quantify the flowrate in a GSHP system. We will discuss the applicability of three options: constant flow, vortex shedding flow meter, and turbine flow meter.

  • Measuring Delta T (17:59) (Video - 17:59 minutes)
  • Flow Measurement Video (15:36) (Video - 15:36 minutes)
  • DS18B20 Datasheet (Resource)
  • Seametrics MJ Series Flowmeter Product Information (Download .pdf)
  • Overview of On-Pipe Temperature Measurements (Download .pdf)
  • Sika VVX Flow Sensor Product Information (Download .pdf)
Power Measurement Options

Quantifying performance of a GSHP system requires quantifying the electricity consumption of the heat pump components. This module will explore three options: measured runtimes and heat pump manufacturer specifications, current transducers, power meters.

  • Advanced Pulse WattNode User Manual (Download .pdf)
  • Continental Control Systems Accu CT Datasheet (Download .pdf)
  • Elkor i-Snail-VC Current Transducer Datasheet (Download .pdf)
  • Power Measurement (Video - 17:27 minutes)
Monitoring System Commissioning & Working with the Data

Topics Include: Connecting the internet and an overview of configuring the monitoring system. Step-by-step walk through configuration interface. System diagnostics and troubleshooting. Some tips on what to look for in the different data products, ranging from real-time graphs of minute-resolution data, to trends in daily performance metrics that are provided. Course wrap-up and Self-Evaluation Quiz

  • Setting up the Monitoring System (Video - 06:42 minutes)
  • WiFi Configuration using Wireless Bridge (Download .pdf)
  • Web Interface for GxTracker Data Products (Video - 23:23 minutes)
  • Configuration of WiFi Gateway (Download .pdf)
  • Quiz (22 questions) (Quiz)
  • Online Configuration (Video - 08:58 minutes)

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