Timely refrigeration repairs are crucial to avoid product loss; temporary fixes can sometimes keep systems running until parts arrive.

Ensuring a vacuum pump system is evacuated and free of air, nitrogen, moisture, and other contaminants is a crucial step to keep the system running optimally.   

Geothermal energy can be used to heat and cool commercial buildings. The highly efficient systems that make this possible are geothermal heat pumps.

Heat pumps for both space and water heating will be required in most new homes in the state of Washington beginning next July.

As the U.S. moves toward electrification, heat pumps are becoming more popular, which will likely increase sales in the coming years. The key is to know which type of heat pump will work best for an application, as there is a wide range of equipment from which to choose.

Catch up on the latest headlines in our NEWSRoom video series.

When it comes to moisture control, sizing the heat pump correctly is the most effective step an HVAC contractor can take.

5 items HVAC geothermal contractors need to be doing for business success.

As the federal government plans millions in grant funding to boost heat-pump manufacturing in the U.S., a big player in the market as well as a newcomer are thrilled with the opportunity.

As HVAC providers, we have the ability to advise homeowners, builders, and property managers on ways to improve their indoor air quality.

The 30-day ANSI public review period closes May 14.  

CO₂ refrigeration systems demand both classroom knowledge and hands-on experience, which is why blending theory with practice creates top-notch technicians.

A series of geothermal heat pumps from Enertech Global swept the HVAC Light Commercial Equipment category of the 2015 Dealer Design Awards, starting with the gold award winner, the TVS/TVT TETCO Commercial Series Geothermal Heat Pump.

The two donated Airedale ClassMate packaged units were installed in the football team's fieldhouse at Parry McCluer High School in Buena Vista, Virginia.

Posted by Bestell_E-Mail via Snort-sigs on Oct 22

The Copeland-Enersponse collaboration offers a chance for food retailers to improve energy conservation efforts through involvement in demand-response initiatives that assist in stabilizing the power grid during times of high electricity consumption.

This series of zone controls manages circulators and boilers in residential hydronic heating systems. The non-networked devices control up to six heating zones and can be coupled together in various configurations to accommodate any application. 

Contractors need to equip themselves to be ambassadors when it comes to zoning.

Scandinavian green energy startup Aira plans to offer a 10-year service guarantee and a monthly fee that includes installation, maintenance.

Only 4% of homeowners know modern heat pumps can heat down to -4°F. That’s a huge opportunity for HVAC contractors to step in and be the experts.

His jacket was emblazoned with the logo of a manufacturer of high-performing heat pumps, but when I mentioned that we were thinking of getting one, the tech shot down the idea.

This e-book includes a summary of sustainable HVAC developments, in particular of heat pumps and refrigerant changes to address climate change.

As people around the world prepare to celebrate Earth Day, it’s a good time to incorporate renewable energy solutions, like Thermal Energy Networks (TENs), into the ongoing conversation.

Hybrid systems offer a pathway that balances environmental concerns with practical considerations, ensuring a more sustainable and feasible transition towards cleaner energy sources.

Experts discuss some of the issues that arise when selling and installing heat pumps in climates where the primary need is for cooling and not heating.

Contractors must be careful when sizing heat pumps for colder climates in order to avoid mold problems and homeowner discomfort.

As more homeowners are ditching oil heaters and moving to heat pumps, the rest of the country can learn from the cold-climate success story.

Variable-speed heat pumps, which dominate the heat pump market in many countries, are getting more attention in the U.S. The NEWS asked several manufacturers about the benefits of the technology.

All-electric options have come a long way since their inception, and there’s never been a better time to get on board.

“(I’m Your) Heat Pump” is a soft, funky, R&B love song told from the perspective of a heat pump that depicts just what a heat pump can provide to its users.

One innovation leading the way in home comfort and efficiency is an air-to-water monobloc heat pump, which offers a blend of efficiency, sustainability, and cutting-edge technology.

With “heat pump” and “incentives” almost being synonymous at this point, contractors need to understand the basics to ensure customers are receiving the benefits.

Cold climate heat pumps were on full display on the AHR show floor and manufacturers were eager to share their progress reports in the Department of Energy’s CCHP Challenge.

The biggest tip is that combustion analysis should be the first and last thing completed during any heating appliance repair.

The final rule from the U.S. Department of Energy, issued recently, requires newly manufactured indoor residential gas furnaces to be at least 95% efficient starting in December 2028, meaning furnaces made after then will have to be condensing models.

Posted by Ciro Santilli OurBigBook via dev on Sep 17

In this episode we take a brief look at Jetbrains' Meta Programming System, a language workbench for creating external DSLs or for extending existing languages (such as Java). In a brief telephone discussion, Konstantin Solomatov explains what the system does and how it works. The system has recently been released into public beta and will be made available under then Apache 2.0 Open Source license.

Jay Kreps talks about the open source data store Project Voldemort. Voldemort is a distributed key-value store used by LinkedIn and other high-traffic web sites to overcome the inherent scalability limitations of a relational database. The conversation delves into the workings of a Voldemort cluster, the type of consistency guarantees that can be made in a distributed database, and the tradeoff between client and the server.

Martin Thompson, proprietor of the blog Mechanical Sympathy, founder of the LMAX disruptor open source project, and a consultant and frequent speaker on high performance computing talks with Robert about computer program performance. Martin explains the meaning of the term “mechanical sympathy,” derived from auto racing, and its relevance to program performance: the importance of […]

Eberhard Wolff talks with Martin Lippert of Pivotal about the Eclipse Flux project. This projects is in its early stages — and has a very interesting goal: It aims to put software development tools into the cloud. It is a lot more than just an IDE (integrated development environment) in a browser. Instead the IDE […]

Sven Johann talks with Andrew Phillips about DevOps. First, they try to define it. Then, they discuss its roots in agile operations, its relationship to lean development and continuous delivery, its goals, and how to get started. They proceed to system thinking and what “You build it, you run it” means for a system when developers have pager duty.

They continue with the diversity of DevOps requirements among companies and industries; copying ideas versus finding your own way; culture, mindset, and recommended practices; and the mandatory tool chain. They wrap up by discussing architectural styles that support DevOps and DevOps costs versus benefits.

Charles Anderson talks with James Phillips about service discovery and Consul, an open-source service discovery tool. The discussion begins by defining what service discovery is, what data is stored in a service discovery tool, and some scenarios in which it’s used. Then they dive into some details about the components of a service discovery tool and how reliability is achieved as a distributed system. Finally, James discusses Consul, the functions it provides, and how to integrate it with existing applications, even if they use configuration files instead of a service discovery tool.

Francois Raynaud and Kim Carter cover moving to DevSecOps from traditional delivery approaches. Shifting security focus up front. Building a development team with not only development specialties, but also security and operations.

Kishore Bhatia talks with Conor Delanbanque about DevOps Hiring, building and retaining top talent in the DevOps space. Topics include DevOps as a special Engineering skill, building DevOps mindset and culture, challenges in hiring and retaining top talent and building teams and best practices for DevOps engineers and employers hiring for these skills.

Joel Spolsky on founding Stack Overflow, “land grabs” vs. “bootstrapping with profitability”, raising more money using “proof points”, what developers and companies get massively wrong, choosing your next job, and how to ask and answer on Stack Over

Jay Kreps, CEO of Confluent, talks with Robert Blumen about how an enterprise integration architecture organized around a Kafka event log simplifies integration and enables rich forms of data sharing. #podcast #seradio #ieeecs #ComputerSociety

Sumit Kumar, Head of Engineering at SHARE NOW talks with Jeremy Jung about creating mapping applications in JavaScript using the Leaflet library.

Jay Kreps, CEO and Co-founder of Confluent discusses ksqlDB which is a database built specifically for stream processing applications to query streaming events in Kafka with SQL like interface.

Alexis Richardson discusses gitops - a deployment model based on convergent infrastructure as code with host Robert Blumen.

Jeffery D Smith, author of Operations Anti-Patterns, DevOps Solutions, talks about how things can go wrong in development organizations and what DevOps has to offer with host Robert Blumen.