Fans and pumps - Fans, blowers, and pumps may be idled or slowed during times of favorable weather conditions or low plant load to reduce energy consumption Variable Speed Drives (VSDs; also called Adjustable Speed Drives, or ASDs) are commonly used on fan, blower and pump motors because they greatly improve cooling system energy efficiency

The overall conversion efficiency is affected by many parameters including the power plant design (single or double flash, triple flash, hybrid dry steam, binary, or system), size, gas content, parasitic load, ambient conditions, and others. This work is a worldwide review using published data from

management, flood prevention and relief. In our view this is achieved through smart pump station design, innovative solutions, state of the art equipment and capacity utilization with network optimization. For more than 100 years, our engineers have resolved issues ranging from compact, cost-efficient pump sump station design, correct pumping duty

Another important factor affecting pump efficiency is the lack of system standards that guide the design of efficient pumping systems. As a result, engineering, procurement and construction (EPC) firms continue to use the same design approaches—"if-it-ain't-broke-don't-fix-it syndrome."

Designing Pump Systems for Efficient Management of Drinking Water Considerations for system optimization amid dwindling supply & growing demand Fig. 1 Example of vertical turbine high service pumps. The need to efficiently and effectively locate, treat and distribute clean water for human consumption is a growing one.

When the system has varying pressure requirements, centrifugal pumps will be forced to operate outside of their Best Efficiency Point, increasing the stress and we the pump.

0 3 Flow Rate · Head · Efficiency · Input Power 3 Selection for Pumping Water This section applies mainly to pumping water; the particulari­ ties of pump selection for other media are treated in sections 4,

An issue that must be addressed within the design of a system that uses a decoupler bridge check valve is the potential dead-head condition of the secondary pumps if no primary pumps are operating. During this condition, the secondary pump speed escalates in response to the differential pressure sensor out in the system, which senses zero

Efficient Integrated Management. Not only air conditioning, but also a variety of building facilities such as lighting and ventilation along with security, cleaning, and environmental settings can be performed with integrated management.

Energy and head in pump systems. Energy and head are two terms that are often used in pump systems. We use energy to describe the movement of liquids in pump systems because it is easier than any other method. There are four forms of energy in pump systems: pressure, elevation, friction and velocity.

High Pressure Pump Design. By carefully selecting the correct motor and matching it to the pumping system, a more efficient combination can be created, resulting in lower TCO for the client.

The RailOil Logistics Transloading Management System provides automated logistics for the transport of your product. It provides you real-time inventory of your product (crude oil, diesel, natural gas) from truck LACT to tanks to railcars. In addition, the ROL system can accommodate other products, such as sand, grain, lumber, or pipe.

The easiest way to power a pump is with electrical mains power. Connecting to the power grid ensures a continuous reliable and low cost supply. Electrical systems are efficient, relatively inexpensive, easy to maintain and are well suited to automation. Switches can be installed to start/stop the pump with changes in pressure or water level.

Pump Station Design Guidelines pump the system will require. Additional site considerations, such as whether or not the lift station is located in a roadway, will play into various other design criteria. The better the understanding of the site, the easier the lift equipment that will have a poor efficiency and reliability.

Bettina Kamuk: First, Ramboll is an engineering, design, and consulting firm with 300 offices in 35 countries serving the building, transport, planning and urban design, water, environment and health, energy, and management consulting markets. We, you may know, have 77 offices in the US including Los Angeles and Denver. The Amager Bakke waste-to-energy (WtE) facility, which we engineered and

Best Practices for Drip Irrigation System Management in Vineyards Introduction An efficient drip irrigation system is critical for the accurate and timely delivery of water and nutrients to grape vines. Burt and Styles ( ) identify system design and suitability, and management practices as factors that have a great impact on efficiency values.

This research consists of predicting the performance and efficiency of hydraulic pumps and motors, both with experiments and modeling. A pump and motor test stand is con-structed to measure the efficiency of an axial piston swashplate pump/motor unit. A regenerative loop hydraulic system is used to reduce the power requirements of the test stand.

Consider system upgrades. Replacing your old HVAC System is a big investment, but it's also the biggest step you can take to improve your home's comfort, air quality, and energy efficiency. You can use this handy Energy Star checklist detailing tell-tale signs that it is time to replace your system with an Energy Star-approved system.

Design water infrastructure systems and facility water use systems to minimize water use in these areas. Impact of Waste Water Reduction for Combined Storm and Sanitary Systems. Many older urban areas are left with a legacy of combined storm and sanitary sewer systems, which can easily overwhelm sewage treatment facilities during storm events.

Webinar: Heat Pumps and Cold-Climate Applications - Designing for Comfort and Resiliency Watch this recording of our recent online seminar and Q&A session to learn the ins and outs of high-performance electric HVAC systems and how to choose the right system for your next energy-efficient home.

valves, or pump speed adjustments. The most efficient of these is pump speed con-trol. When a pump's speed is reduced, less energy is imparted to the fluid and less energy needs to be throttled or bypassed. Speed can be controlled in a number of ways, with the most popular type of variable speed drive (VSD) being the variable frequency drive

Perform a pump audit. Many of the process technologies used for water involve pumps. Traditional practice, especially in plants which are ten years and older, is to design pumps based on the peak plant flow, when in reality these pumps operate at a variable flow, based on seasonality and system demand. For this reason, many pumps are oversized.

According to the U.S. Environmental Protection Agency (EPA), geothermal heat pumps are the most energy-efficient, environmentally clean, and cost-effective systems for heating and cooling buildings. All types of buildings, including homes, office buildings, schools, and hospitals, can use geothermal heat pumps. Last reviewed: November 19,

Fuel Management Systems Fueltek are the premier fuel management software company in the UK. At Fueltek, we are specialists in commercial vehicle refuelling, and have many years of experience in the areas of fuel management systems, content fuel monitoring and fuel tank monitoring systems, fuel dispensing pumps and fuel storage tanks. Fuel and its correct usage represent a considerable overhead

VFD for Centrifugal Pumps. Centrifugal pumps are generally sized to operate at or near the best efficiency point at maximum flow. The maximum flow requirements, however, frequently occur for a very short period during the operating cycle with the result that some method of flow control is required. The traditional method to flow control has

Optimal design and performance analysis of hydraulic ram pump system Xinlei Guo, Jiazhen Li, Kailin Yang, Hui Fu, Tao Wang, Yongxin Guo, Qingfu Xia, and Wei Huang Proceedings of the Institution of Mechanical Engineers, Part A: Journal of Power and Energy 232 : 7 , 841-855