• Commercial Office Renovation Boasts Two 600-Ton, Oil-Free

    Jun 30, 2020 · So, when the 12-story, 505,000-square-foot, rentable office building at 1120 Vermont Avenue NW was renovated in 2016 to better utilize rental space, a brand-new central plant was constructed with new chillers, pumps, boilers, and controls — including two 600-ton high-efficiency oil-free magnetic bearing chillers from Arctic Chiller Group.Learn More

  • Air Conditioning Systems For Commercial Buildings

    Variable-air-volume, or VAV, systems typically have packaged rooftop units as well. These units include a condenser for the air conditioning, and either a gas or electric boiler to heat the building. If the building is in an area where the system needs to provide air conditioning with little humidity outside, an economizer can be added.Learn More

  • 650 Massachusetts Avenue - Brookfield Properties

    story office building containing 326,000 rentable square feet and a four‐story parking garage. HVAC is a central condenser water system utilizing a 600 ton cooling tower with two 30 ton self contained units per floor and perimeter water source heat pumps by a 500KW electric boiler. Learn More

  • Air Conditioning Systems For Commercial Buildings

    Variable-air-volume, or VAV, systems typically have packaged rooftop units as well. These units include a condenser for the air conditioning, and either a gas or electric boiler to heat the building. If the building is in an area where the system needs to provide air conditioning with little humidity outside, an economizer can be added.Learn More

  • Purchasing Energy-Efficient Large Commercial Boilers

    Performance Column. Annual Energy Use: 1,500 full-load hours per year, for 25 years. Annual Energy Cost: Calculated based on an assumed natural gas price of $0.649 per therm, which is the average price at federal facilities in the United States (Site-Delivered Energy Use by End-Use Sector and Energy Type in Fiscal Year 2018 and adjusted to 2020 dollars using Office of …Learn More

  • Simple Guide for Choosing the Most Efficient Boiler

    Oct 31, 2017 · Condensing boilers can reduce utility bills for tenants and building owners. For instance, condensing boilers can have an AFUE rating of up to 96% while traditional hot-water boilers average around 80%. Saving Space. With a condensing boiler that is wall hung, you can free up valuable floor space.Learn More

  • HVAC EMS Savings Calculator User Guide - Manuals+

    Mar 16, 2021 · · Condensing boiler · Furnace · Electric resistance Note that small office represents a single up to three-story office building with conditioned area less than 100,000 sq. ft. Large office represents a high-rise office building with conditioned area greater than 100,000 sq. ft. Enter existing cooling system efficiency in kW/ton or Learn More

  • hvac, electricity, and lights Flashcards | Quizlet

    circulated through building, then passed over a coil, either heated or cooled from boiler room or chilled water plant. Individual thermostats control water flow through the coil to regulate the supply air temperature. Typical application: Interior spaces of buildings with wide range of heating and cooling loads (e.g. office building) AdvantagesLearn More

  • Simple Guide for Choosing the Most Efficient Boiler

    Oct 31, 2017 · Condensing boilers can reduce utility bills for tenants and building owners. For instance, condensing boilers can have an AFUE rating of up to 96% while traditional hot-water boilers average around 80%. Saving Space. With a condensing boiler that is wall hung, you can free up valuable floor space.Learn More

  • 28 0 tons of office building coal boiler parts

    Poplar Dock: The buildings | British History Online. of ten tons of grey iron castings per day. This building is 125' x 150' . It includes a pattern shop and pattern storage, a carpenter shop for repairing and building flasks, a core room with a large core oven, a furnace room contain­ ing a ten ton- air furnace ana a cleaning …Learn More

  • Commercial Office Renovation Boasts Two 600-Ton, Oil-Free

    Jun 30, 2020 · So, when the 12-story, 505,000-square-foot, rentable office building at 1120 Vermont Avenue NW was renovated in 2016 to better utilize rental space, a brand-new central plant was constructed with new chillers, pumps, boilers, and controls — including two 600-ton high-efficiency oil-free magnetic bearing chillers from Arctic Chiller Group.Learn More

  • Government – Mechanical Systems Engineering

    A 150-ton, water-cooled rotary screw chiller serves the chilled water loop for the building. The central heating plant consists of a 1,500 MBH Weil-McLain cast iron sectional steam boiler. This boiler was installed when the building was constructed in the late 1950's. The boiler has an estimated average efficiency of 75%.Learn More

  • Typical HVAC Rules of Thumb | Abraxas Energy Consulting

    300-600 ft 2 /ton: Ton: 12,000 BTU/ton: Chilled Water: 2.4 GPM/ton (10° rise) Condenser Water: 3 GPM/ton (10° rise) Chiller Input: Air Cooled Chillers: 1 kW/ton. Water Cooled Chillers: 0.6 kW/ton. Most Efficient Water Cooled Chillers: 0.35 kW/ton: Chillers & Pumps & Towers.9-1.0 kW/ton: Absorbers: 18 lbs steam/ton: Boiler Horsepower: 33,479 BTU/hr = 9.8 kWLearn More

  • Electric & Electrode Boilers • Delval Equipment

    Boilers 75. Electric & Electrode Boilers 5; Steam Boilers 20; Packaged Watertube Boilers 4; Firetube Boilers 4; Modular Steam Boilers 5; Hydronic Hot Water Boilers 19; Non-Condensing Boilers 11; Condensing Boilers 8; Industrial Watertubes 6; Domestic Hot Water Heaters 36; Instantaneous Domestic Hot Water Heaters 5; Non-Instantaneous Domestic Learn More

  • HEAT RECOVERY FROM CHILLED WATER SYSTEMS

    To further understand the building heating load requirements and the potential for a heat recovery system, the monthly or even hourly heating loads should be considered. Figure 3 hows a typical hot water boiler plant load for an office building in Chicago. This information is necessary to determine when heating and cooling loads occur. A Learn More

  • Electric & Electrode Boilers • Delval Equipment

    Boilers 75. Electric & Electrode Boilers 5; Steam Boilers 20; Packaged Watertube Boilers 4; Firetube Boilers 4; Modular Steam Boilers 5; Hydronic Hot Water Boilers 19; Non-Condensing Boilers 11; Condensing Boilers 8; Industrial Watertubes 6; Domestic Hot Water Heaters 36; Instantaneous Domestic Hot Water Heaters 5; Non-Instantaneous Domestic Learn More