hvac monitoring Articles

  • HVAC Monitoring Saves Costs for a School Building

    Wireless Technology from CAS DataLoggers Monitors Energy Usage in Real-Time This summer, CAS DataLoggers recently supplied the wireless datalogging solution for a middle school maintenance supervisor who needed to perform power factoring on the building’s HVAC system before winter arrived. The school needed a lightweight ...


    By CAS DATALOGGERS

  • Minimizing Refrigerant Emissions in HVAC Systems

    Managing the operation and maintenance of a facility's air conditioning equipment has always been a major responsibility, as chillers often represent the single largest electrical load in a facility. Since the annual cost of operating chillers is a major ...


    By IHS

  • How do utilities save energy? - With `UVC for HVAC`!

    A big challenge facing service technicians is how to help building owners reduce energy consumption to combat outages and spiraling power costs. A multi- patented, HVAC-style UVC technology from Steril-Aire, Inc. offers a proven solution while simultaneously addressing another "hot" maintenance topic: how to destroy one of the largest, most prevalent sources of mold. Two major utilities offer ...


    By E-CO

  • Monitoring and control of CO emissions in parking structures

    Until recent years most parking garage owners and managers did not realize the detrimental effects that carbon monoxide emissions from motor vehicles have on the air quality inside parking garages. With increasing awareness of indoor air quality, astute parking garage owners and managers place great importance on the reduction of CO in parking garages. Ventilation systems are a must for today's ...


    By Conspec Controls Limited

  • Double benefit of monitoring Indoor Air Quality (IAQ)

    It is a difficult balance to save money and energy yet maintain a comfortable and healthy indoor air environment. A logical solution to controlling indoor air pollution is good ventilation coupled with IAQ monitoring using gas sensors. This can ensure healthy indoor air as well as a more efficient HVAC system.  Typical IAQ investigation and examination consists of taking single-point ...


    By PPM Technology

  • Why is a carbon dioxide monitor a good investment?

    The easiest way to check if your house is encapsulating gases is to monitor the carbon dioxide (CO2) levels. This one gas is used as a marker for air quality, is the easiest to monitor, and provides a more accurate air quality reading. It is a good trend indicator because it changes in measurable amounts as the air quality gets worse. All other gasses in the house follow the same trend as the ...

  • Gas Monitoring for Ventilation Control and Energy Management

    The growing demand for underground and enclosed parking and maintenance garages (resulting from limitations on land availability) has increased the awareness and need for proper ventilation and control systems. In addition, increased health and safety programs have only added to the concerns of toxic and combustible gases in confined or enclosed spaces. Historically, ventilation and make-up air ...


    By Arjay Engineering Ltd.

  • Multi-Stage Air Quality Monitoring in the Workplace

    CAS DataLoggers recently supplied the environmental datalogging solution for a factory with a small series of office rooms experiencing serious air quality issues. Employees reported headaches during the work day, indicating a possible lack of adequate ventilation. These workspaces were located next to the busy factory floor which caused an incidental ...


    By CAS DATALOGGERS

  • Case study - At Bertucci`s, SiteSage pays for itself in under 1 year

    Challenge: Get energy costs under control Locations: 3-store Pilot, followed by 10 more locations; planned rollout at all 89 locations Scope: HVAC control & management, equipment performance monitoring & diagnostics, food safety monitoring Results: 12% electricity use reduction, 8% gas use reduction, 11 month payback In 2013, Bertucci’s, a Massachusetts-based operator of 89 ...


    By Powerhouse Dynamics

  • Zoo-technical application of Ground Source Heat Pumps: a pilot case study

    Ground Source Heat Pumps are energy-efficient HVAC systems usually adopted in residential and commercial buildings. However the control of the thermal environment is required not only in spaces occupied by people, but also in intensive breeding farms, in order to maintain healthy conditions and to increase productivity. In the Italian livestock breedings, heating is usually provided by means of ...


    By Tethys srl

  • Case study - Arby`s energy management and food safety

    Challenge: Get energy costs under control Locations: ≈900 company-owned restaurants Scope: HVAC control & management, food safety monitoring Time to deploy: Five months Results: 7.6% aggregate energy savings reported by Arby’s In 2012 Arby’s, a leading global quick-service restaurant company, decided to deploy remotely controlled thermostats across its ...


    By Powerhouse Dynamics

  • Refrigerant leak detection is heavily regulated by government agencies

    Refrigerant leak monitoring in refrigeration and air-conditioning (RAC) systems and heating, ventilation and air conditioning (HVAC-R) equipment is very challenging, even for the most skilled HVAC-R technician. The leak could be well concealed from view in tubing, a system component, or in an operating or safety control component. With the Environmental Protection Agency (EPA) laws documented ...


    By Verisae

  • 6 Things You Should Know About Legionella

    Just last August, about 120 people in the South Bronx were infected with Legionnaires’ Disease and 12 people died. At the time, up to 5 cooling towers in the area tested positive for Legionella, a fatal bacteria that grows in warm, damp environments and can spread once contaminated water has become aerosolized and the vapor is inhaled. In this post, we’ll be discussing where ...

  • Performance Verification for a Nursing Home’s Hot Water System

    CAS DataLoggers has provided the performance verification solution for an HVAC provider monitoring the efficiency of its solar collector water heating system installed in a nursing home. The company’s solar collectors are commonly used to heat residences, pools and hot tubs to provide cheaper hot water. ...


    By CAS DATALOGGERS

  • The Future of Data Acquisition: Will the Internet`s Cloud-Computing Replace the Data Logger?

    Electronic data loggers have been integral instrument in automation of data collection since their inception with widespread adoption beginning in the 1980’s. Data loggers are used across a variety of industries requiring automated data collection – applications include remote water resource monitoring, weather conditions, machine monitoring, gas and oil projects, building HVAC ...

  • How to decifer government laws for refrigerant gases (R-22 HCFCs)

    Refrigerant Gas Regulations for R-22 HCFCs: How the Government Mandates Monitoring and TrackingThe U.S. Clean Air Act is a regulation that spells out the EPA's role in air quality, especially in protecting the ozone layer and the tracking and reporting of Greenhouse Gases. The Act is maintained by the House of Representatives. The Clean Air Act has had changes made in the 1990s and again in 2008 ...


    By Verisae

  • Refrigerant compliance includes calculating carbon emissions

    If you manage a facility using a refrigeration and air-conditioning (RAC) system or heating, ventilation and air conditioning (HVAC-R) system, it’s time to comply with federal and state environmental laws regarding carbon emissions. To help reduce greenhouse gases, the law requires calculating carbon emissions. This means monitoring, collecting data and performing extensive reporting of CO2 ...


    By Verisae

  • California Air Resources Board (CARB) places higher restrictions on air pollution

    As part of the California Global Warming Solutions Act (AB 32) the Air Resources Board (ARB) has approved an early action measure to reduce high-global warming potential (GWP) greenhouse gas (GHGs) emissions by establishing new legislation and defining requirements related to improved monitoring of AC/HVAC systems, enforcement of regulations, reporting of refrigerant usage, and recovery, ...


    By Verisae

  • California Global Warming Solutions Act (AB 32): Early actions for refrigerant gas management

    How to stay ahead and address the early action requirements for Stationary Equipment Refrigerant Management to be included in updates to AB 32. The California Global Warming Solutions Act (AB 32), first passed in 2006 with additional early actions taking effect in 2010, is a broad and comprehensive directive with the goal of reducing greenhouse gasses (GHGs) by approximately 25% by the year ...


    By Verisae

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