Popular in Europe and Asia, Air-To-Water Heat Pumps Poised for Growth in the U.S. In Europe and Asia, there were over 2 million air-to-water heat pump systems installed in 2016. In the U.S., there were about 1,000 installed, says John Siegenthaler, instructor of HeatSpring’s “Applications of Air-to-Water Heat Pumps for Hydronic Heating and Cooling,” and… Continue reading “Popular in Europe and Asia, Air-To-Water Heat Pumps Poised for Growth in the U.S.”
The Impact of Solar Energy on HVAC Technicians As solar energy is becoming more widespread in the United States, this clean energy source is making its way into the heating and cooling industry. HVAC technicians who want to stay current with the green energy movement should be willing… Continue reading “The Impact of Solar Energy on HVAC Technicians”
Last Chance to Enroll in ASHRAE 62.2 Ventilation for Single-Family Dwellings The ASHRAE 62.2 Ventilation for Single-Family Dwellings course begins February 20th and you have until the end of the week to enroll so don’t miss out! This is one of our top rated courses which has earned an impressive 9.1/10 rating… Continue reading “Last Chance to Enroll in ASHRAE 62.2 Ventilation for Single-Family Dwellings”
Fill in Your Knowledge Gaps – October HVAC Trainings Sharpen and grow your skillset via a technical, online course about heating, ventilation, cooling and air conditioning systems: Integrated HVAC Engineering – Master the complex interaction of room air temperature, humidity, mean radiant temperature, ventilation rate, lighting, sound, and even odors… Continue reading “Fill in Your Knowledge Gaps – October HVAC Trainings”
Building & Powering an Award-Winning Net Zero Energy Home Can a home be beautiful, powered entirely by solar energy, use sustainable heating and cooling systems and save it’s owners roughly $3,500 a year? Why, yes it can. Just ask Joanne Coons, who built her award winning, single-family, Net Zero Energy… Continue reading “Building & Powering an Award-Winning Net Zero Energy Home”
Deep Boreholes in GSHP Systems: Pressure Considerations & Installation Practices Factors such as space limitations are forcing engineers to utilize deep boreholes to meet design requirements for Ground Source Heat Pump (GSHP) systems. In such cases, hydrostatic pressures must be considered to ensure successful installation can take place. This short… Continue reading “Deep Boreholes in GSHP Systems: Pressure Considerations & Installation Practices”
Geothermal HVAC Design: From Building Loads to Bore Field Design Learn geothermal HVAC design fundamentals, with emphasis on building load (residential, commercial and institutional) development, leading to bore field specification. Watch Al’s lectures (one introductory, the other highly technical), and download a Geothermal HVAC Design Performance Simulator excel file in… Continue reading “Geothermal HVAC Design: From Building Loads to Bore Field Design”
An Overview of Commercial and Industrial Fan Efficiency Fans are the last of the low-hanging efficiency fruit in HVAC and process applications. In this lecture, Wade Smith, former Executive Director of the Air Movement and Control Association, introduces critical concepts related to commercial and industrial fan efficiency and explains… Continue reading “An Overview of Commercial and Industrial Fan Efficiency”
John Siegenthaler Investigates: Low Ambient Air-to-Water Heat Pumps Low Ambient Air-to-Water Heat Pumps: An emerging renewable heat source for North American hydronic systems. Electrically powered heat pumps, in many varieties, are destined to play an increasingly important role in heating and cooling buildings around the world. Heat pumps capture… Continue reading “John Siegenthaler Investigates: Low Ambient Air-to-Water Heat Pumps”
Building Leak Detection and Measurement: Zone Pressure Diagnostics (ZPD) Want complete building leak detection and measurement? Zone Pressure Diagnostics (ZPD) is one of the most powerful analysis tools available…. …and the calculation aid from Residential Energy Dynamics (RED) is the most accurate and easy to use ZPD tool available. This… Continue reading “Building Leak Detection and Measurement: Zone Pressure Diagnostics (ZPD)”
Are you ready to teach with HeatSpring? Are you a renewables or sustainability expert? Want to grow your network, make money and share your expertise? Teach with HeatSpring today! Who are we? HeatSpring is an online training company offering free and paid courses in residential and commercial… Continue reading “Are you ready to teach with HeatSpring?”
Radiant Heating Case Studies: Ceiling Panels & Injection Piping Expert instructor Dave Yates answers student questions with customer anecdotes on the Fundamentals of Radiant Heating discussion board Student 1: I’ve seen two references in the course to “high temperature” ceiling panels needing to be at least 8 feet above the… Continue reading “Radiant Heating Case Studies: Ceiling Panels & Injection Piping”
Protection Considerations for Wood Gasification Boilers Enroll in this free, 58-minute lecture and learn about the protection of wood gasification boilers. Enroll today and learn more about the protection of boilers against low entering water temperature and against overheating during power failures. I will discuss the dewpoint… Continue reading “Protection Considerations for Wood Gasification Boilers”
Site Assessment for Solar Hot Water Heating Systems Without a proper site assessment, you may be putting your solar thermal system at risk for poor performance… This piece originally appeared in Home Power Magazine | Vaughan Woodruff, 2/2014 It is a fairly common occurrence for a solar professional to hear… Continue reading “Site Assessment for Solar Hot Water Heating Systems”
3 Ground Source Heat Pump (GSHP) System Design Questions Expert Instructor Ryan Carda discusses vertical boring systems, horizontal ground loops and Energy Recovery Ventilator ducting on the IGSHPA Certified GeoExchange Designer (CGD Plus) Training discussion board… Student 1: Would you say that the addition costs associated with vertical boring are greater than the cost… Continue reading “3 Ground Source Heat Pump (GSHP) System Design Questions”
HVAC Engineering: Chilled Floors + Humidity On the Integrated HVAC Engineering discussion board, expert Robert Bean answers questions about chilled floors and humidity considerations and air mixing… Student 1: Chilled floors seems like a great idea, and if you’re going to do a radiant system,… Continue reading “HVAC Engineering: Chilled Floors + Humidity”
1 Simple Trick to Get the Most Of Your Condensing Boiler Want to get the most from your condensing boiler? Lower the temperature. by Roy Collver One of the most effective energy saving technologies we have available to us right now, is the condensing boiler. Coupled with a well-designed low temperature… Continue reading “1 Simple Trick to Get the Most Of Your Condensing Boiler”
Six Drainback Questions for Radiant Heating Pros to Consider Vaughan Woodruff answers student questions regarding drainback systems on the Solar Approaches to Radiant Heating discussion board… Student 1: I have several questions on drainback systems for you… Question #1 When the solar storage tank has satisfied and the system goes… Continue reading “Six Drainback Questions for Radiant Heating Pros to Consider”
The Emerging Importance of Carbon Dioxide for Healthy IAQ Twenty years ago a colleague gave me a portable carbon dioxide (CO2) monitor to use during my training sessions. These sessions were often in small, inadequately ventilated rooms loaded with too many breathing trainees. Tony suggested that I try to… Continue reading “The Emerging Importance of Carbon Dioxide for Healthy IAQ”
NYC Sets Precedent for Requiring Geothermal Certifications The New York City Council recently passed local law 0609-A-2015 stating that all new city buildings or city-owned buildings undergoing a HVAC retrofit must use geothermal if the ‘geothermal system has the lowest net present value of all alternatives considered.’ This legislation is… Continue reading “NYC Sets Precedent for Requiring Geothermal Certifications”