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  • 2020 Pump Efficiency, DOE Requirements | Pumps &

    2019-5-9 · The performance range and capacities for these pumps are: 1 to 200 horsepower (hp), shaft power at the best efficiency point (BEP), at full impeller diameter for the number of stages required for testing to the standard 25 gallons per minute (gpm) and greater (at BEP at full impeller diameter)

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  • Eight Things to Know About Pump Efficiency

    2018-11-20 · Other parameters are Best Efficiency Point (BEP) pump power input: 1-200 horsepower; BEP flow rate: 25 GPM or greater; BEP head: 459 feet or less; temperature: 14-248 degrees Fahrenheit; and nominal speeds: 1800 and 3600 RPM.

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  • DOE Pump Efficiency Rulemaking

    Amendment 15 establishes energy efficiency standards, labeling, reporting and importing requirements for a number of prescribed energy-using products including pumps, both stand alone and pumps incorporated into another products. Dealers of prescribed products must ensure that: Product meets energy efficiency standards

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  • Pump Efficiency—What Is Efficiency?

    2012-1-20 · These equations predict that a pump that produces 100 GPM at 30 feet of head and requires 1 BHP will have an overall efficiency is 75.7 percent at that flow point. An extension of the second equation also allows the computation of the BHP required at any point on a pump’s performance curve if we know its hydraulic efficiency.

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  • Energy Efficiency Considerations in Pumps and Pump

    Typical Pump Efficiencies Pump only (brake, no motor) Non-clog centrifugal, 25 hp: 65% Submersible wastewater, 34 hp: 75% Vertical turbine, water, 30 hp: 81% End Suction, water, 30 hp: 75% Bigger is better: add about 5 points at 200 hp Slower is better: add a couple points below 1200 rpm

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  • Pumps - Natural Resources Canada

    2021-5-6 · Reporting requirements Energy efficiency report. The energy efficiency report required for pumps would include the following information: name of product (i.e. pump) brand name; model number; name of the manufacturer; name of the certification body whose verification mark would be affixed to the product; pump horsepower; equipment class

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  • Efficiency requirements for residential central AC and ...

    Positive displacement reciprocating, screw or gear pumps are very efficient in handling viscous fluids. They should be considered when fluid viscosity exceeds 43.2–110 cSt (200–500 SSU) and when there are very few suspended solids present. Example 3.1 Calculation of viscosity effects on a centrifugal pump …

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  • Pump Performance - an overview | ScienceDirect Topics

    2021-5-13 · Electrically Operated Unitary Heat Pumps: Minimum Efficiency Requirements; Equipment Type: Size Category: Heating Section Type: Subcategory or Rating Condition: Minimum Efficiency: Air-cooled (cooling mode) <65,000 Btu/h: All: Split system: 15.0 SEER; 12.5 EER; 8.5 HSPF (single phase a) Single package: 15.0 SEER; 12.0 EER; 8.2 HSPF (single phase a)

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  • Incorporate Minimum Efficiency Requirements for

    2020-3-31 · minimum efficiency standards. i. oveground filter pumps (non-self-priming)—Ab . An energy-efficient, single-speed or two-speed pump should meet the minimum performance requirements. See above note (aii) regarding the higher efficiency standards. c. Pressure cleaner booster pumps. also have minimum performance requirements. i.

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  • DOE Pump Efficiency - Empowering Pumps and

    2019-6-12 · DOE Pump Efficiency. The upcoming DOE efficiency requirements for pumps will be disruptive to the pump industry and it is important for manufacturers and customers to become prepared. In this post, we are not covering all aspects of the regulation, but highlighting key features and providing good references for gaining a deeper understanding of ...

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  • DOE Pump Efficiency Rulemaking

    Pump Test Procedure to Support DOE Rulemaking: On May 15, 2014 the Hydraulic Institute submitted HI 40.6, “Methods for Rotodynamic Pump Efficiency Testing Standard” to the U.S. DOE for eventual adoption as part of the pump rulemaking process. This standard, a year in the making, has been supported by a team of pump experts within the ...

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  • What is Pump Efficiency - Definition - Thermal

    2019-5-22 · Pump Efficiency. Pump efficiency is the ratio of the water horsepower delivered by a centrifugal pump and the brake horsepower delivered to the pump shaft. When selecting a pump, a key concern is optimizing pumping efficiency.The energy usage in a pumping installation is determined by the flow required, the height lifted and the length and friction characteristics of the pipeline.

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  • Pump Efficiency Standards: Pump Energy Index (PEI)

    2016-6-6 · Pump Energy Index. The Pump Energy Index (PEI) is the new metric established by the DOE to rate the energy performance of the pumps covered by the standard. PEI is defined as the ratio of pump efficiency rating (PER) for a particular pump type and model (with full impeller diameter), divided by a calculated minimally compliant PER for the pump ...

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  • How to achieve ultimate pump efficiency | Grundfos

    2021-5-5 · Learn how to calculate pump efficiency fast. Calculating and comparing energy consumption can be time consuming. But at Grundfos Product Center, you can quickly calculate a pump’s energy efficiency by using a life-cycle cost (LCC) evaluation criteria - and choose the most energy efficient pump …

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  • Pump Performance - an overview | ScienceDirect Topics

    Pump efficiency is expressed as pump power output divided by the pump power input, so the overall pump efficiency can be finally computed from the relationship: (7.3) η = ρgQH Tω × 100 % The pump head is a term derived from the Bernoulli formulation, an energy balance around the pump.

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  • Pump Selection 101 Understanding Essential Criteria

    2020-11-4 · Often, there is opportunity to improve performance, efficiency, and reliability of a system. For example, utilizing smart pumps that integrate a variable frequency drive (VFD) that has the pump performance programmed in from the factory, instead of retrofitting. Carefully Assess Flow Requirements And Fluid Properties

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  • The Performance and Efficiency of Hydraulic Pumps and ...

    2016-5-18 · 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. The test stand uses an xPC Target data acquisition system. Test conditions fo-

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  • Pump & System Curve Data for Centrifugal Pump

    2019-7-29 · PUMP EFFICIENCY Pump efficiency is defined as water horsepower output divided by pump shaft brake horsepower input. Pump efficiency in per cent is: WHP X l00 BHP and is determined on the basis of manufacturers’ tests using calibrated motors. As previously noted B&G tests are run on production pumps selected at random.

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  • Pump selection 101: Understanding essential criteria

    2021-2-8 · Pump systems play a critical role in keeping our world in motion. However, specifying parties can often overlook opportunities to improve pump system reliability and efficiency. This can happen when designers or engineers fail to consider new demands placed on the system since installation or understand the benefits of available options.

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  • First-ever pump efficiency standards reflect industry

    2015-12-31 · First-ever pump efficiency standards reflect industry and advocate consensus December 31, 2015 The Department of Energy (DOE) issued new efficiency standards today for commercial and industrial pumps that are based on efficiency levels negotiated by manufacturers, efficiency advocates, and other stakeholders.

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  • Pump Efficiency—What Is Efficiency?

    2012-1-20 · Editor's Note: This is the first in a six-part series on centrifugal pump efficiency. For other articles in this series, click Centrifugal Pump Efficiency series.. In this multi-part series, we will investigate several aspects of centrifugal pump efficiency.First, I will define efficiency and give some examples.

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  • 2021 pool pump efficiency requirements? | Trouble

    2020-7-3 · 2021 pool pump efficiency requirements? Thread starter Saturn94; Start date Jul 3, 2020; Forums. Equipment - Build, Use, and Repair. Pumps, Filters, and Plumbing . Saturn94 Well-known member. Mar 11, 2015 1,087 SE Virginia Pool Size 20000 Surface Vinyl ...

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  • Pump Selection 101: Understanding Essential Criteria

    2021-2-1 · Enhancing the energy efficiency of pumps can go a long way to save on utilities. To help identify the most efficient pump for the system requirements, the Hydraulic Institute offers an Energy Rating Program for select pump types 200 horsepower and below. When it comes to prioritizing energy efficiency, there is no time like the present.

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  • Pump Selection 101 Understanding Essential Criteria

    2020-11-4 · Often, there is opportunity to improve performance, efficiency, and reliability of a system. For example, utilizing smart pumps that integrate a variable frequency drive (VFD) that has the pump performance programmed in from the factory, instead of retrofitting. Carefully Assess Flow Requirements And Fluid Properties

    Get Price
  • The Performance and Efficiency of Hydraulic Pumps and ...

    2016-5-18 · 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. The test stand uses an xPC Target data acquisition system. Test conditions fo-

    Get Price
  • Pump selection 101: Understanding essential criteria

    2021-2-8 · Pump systems play a critical role in keeping our world in motion. However, specifying parties can often overlook opportunities to improve pump system reliability and efficiency. This can happen when designers or engineers fail to consider new demands placed on the system since installation or understand the benefits of available options.

    Get Price
  • The Forgotten Converter - TI.com

    2015-7-16 · The efficiency of a charge pump (bottom) is 70 percent versus an inductive solution (top) with efficiency in the mid-80 percent range, with peaks often in the low 90 percent range. Figure 2. This image demonstrates how much smaller a charge-pump solution (left) is than an induction solution (right). 2775 re 12 2 2775 Thcne 075 nuctve oot re 18 2

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  • CHAPTER 11 ENERGY EFFICIENCY - Oregon

    2020-10-27 · HIGH EFFICIENCY HVAC SYSTEM a a. Gas-fired furnace or boiler AFUE 94%, or b. Air source heat pump HSPF 10.0/14.0 SEER cooling, or c. Ground source heat pump COP 3.5 or Energy Star rated 2 HIGH EFFICIENCY WATER HEATING SYSTEM c a. Natural gas/propane water heater with minimum UEF 0.90, or b. Electric heat pump water heater with minimum 2.0 COP, or

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  • Equipment Tax Credits for Primary Residences -

    2021-5-14 · Requirements Uniform Energy Factor (UEF) >= 0.82 OR a thermal efficiency of at least 90%. See definitions. More Information. How to apply; Electric Heat Pump Water Heater. Most ENERGY STAR certified water heaters meet the requirements of this tax credit. Water heaters account for 12% of the energy consumed in your home. Tax Credit Amount: 300 ...

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  • Pump ED 101

    2016-11-12 · The overall efficiency of a centrifugal pump is simply the ratio of the water (output) power to the shaft (input) power and is illustrated by the equation below. η = P W P S where η is efficiency, P w is the water power, and P s is the shaft power.

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  • Pump Efficiency—What Is Efficiency?

    2012-1-20 · Editor's Note: This is the first in a six-part series on centrifugal pump efficiency. For other articles in this series, click Centrifugal Pump Efficiency series.. In this multi-part series, we will investigate several aspects of centrifugal pump efficiency.First, I will define efficiency and give some examples.

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  • Centrifugal Pump Minute DOE Pump Efficiency

    2019-3-27 · DOE Pump Efficiency. The upcoming DOE efficiency requirements for pumps will be disruptive to the pump industry and it is important for manufacturers and customers to become prepared. In this post, we are not covering all aspects of the regulation, but highlighting key features and providing good references for gaining a deeper understanding of ...

    Get Price
  • Geothermal Heat Pumps Key Product Criteria |

    2021-5-14 · Requirements: Energy Efficiency Requirements for Geothermal Heat Pumps Requirements (Effective January 1, 2012) Product Type EER COP Water-to-Air Closed Loop Water-to-Air 17.1 3.6 Open Loop Water-to-Air 21.1 4.1 Water-to-Water Closed Loop Water-to-Water 16.1 3.1 Open Loop Water-to

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  • How to read and use Pump Performance Curves -

    The efficiency curve typically has a maximum within the allowable operating range. This maximum is also known as the Best Efficiency Point (BEP) as indicated in the sample curves. The normal operation should be preferably done close this best efficiency point for minimum power requirements.

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  • Heat Pump Equipment Rebate Guide - Efficiency Nova

    SEER: Seasonal Energy Efficiency Ratio COP: Coefficient of Performance *Note: The table above reflects changes to the eligibility criteria for Centrally Ducted Heat Pump Systems taking effect on July 1, 2020 (Previous requirements: HSPF 8.5, EER ≥ 12.5, SEER ≥ 15, ENERGY STAR® certified).

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  • Required Water Pump Horsepower Calculator

    Required Water Pump Horsepower. Use this form to estimate the brake horsepower required. Brake horsepower is the power out of the drive motor, and the power into the water pump and is how most pumps and drive motors are specified. Also calculate the total power requirements (energy use rate).

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  • Pump Power Calculation | Neutrium

    2020-7-25 · Power is consumed by a pump, fan or compressor in order to move and increase the pressure of a fluid. The power requirement of the pump depends on a number of factors including the pump and motor efficiency, the differential pressure and the fluid density, viscosity and flow rate. This article provides relationships to determine the required pump power.

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  • Pool pumps | energy.gov.au

    2021-5-13 · For these homes, the pool pump can be the single largest user of electricity. Pumps are used to filter, sanitise and circulate the water in pools. Around 90,000 pool pumps are installed nationwide each year. There are many factors that affect the energy consumption of a pool pump, including pool size, filter type and pipework.

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  • E N G I N E E R I N G - Gear Pump Basics - Liquiflo

    2009-3-31 · to effectively pump liquids against high pressure. Low viscosity fluids such as alcohols and other solvents have more of a tendency to “slip” thru these tight spaces from the higher-pressure discharge side of the pump back to the lower-pressure suction side of the pump. The phenomenon of slipcauses a reduction in flow rate and pump efficiency.

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  • Determining the efficiency of your pump - Global

    2021-5-12 · Flow or pressure requirements have changed: consider changing the pump if the flow requirements change significantly. Pump is losing efficiency: this can be caused by, cavitation, increase in friction loss, wear from inclusions in the fluid, or bad power supply. For more information on how to determine your pump’s efficiency, or to chat to an ...

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  • Pump with Efficiency | Library.AutomationDirect.com |

    2017-6-19 · This new pump efficiency rule takes into consideration a variety of equipment classes and design speeds, and compliant pumps must have a Pump Energy Index (PEI) less than or equal to the standard’s requirements. The standard also includes a Pump Efficiency Rating (PER) divided by a minimally compliant PER.

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  • Energy Efficiency Considerations in Pumps and Pump

    Improving Pump Efficiency Don’t Design it Wrong Invest in a good predesign Decide how it will operate before messing around with layouts and equipment selection Pick pumps to operate efficiently operate at conditions where the pump will actually operate most of the time Consider variable speed drives or smaller pumps to

    Get Price
  • Irrigation System Evaluation and Pump Efficiency

    2020-10-13 · The irrigation system cannot be modified to fit the pump chosen. Research for the project encompasses drip irrigation systems, irrigation pump efficiency, irrigation management, well reclamation techniques and pistachio water requirements. A Distribution Uniformity evaluation was performed to understand how sand has affected the system.

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  • Where pump optimization meets energy efficiency ...

    2021-3-9 · Where pump optimization meets energy efficiency. Boosting the profitability of pump systems through assessments that consider energy savings. Peter Gaydon. Mar 9th, 2021. ... while meeting process requirements, minimizes the cost of ownership over the economic life of the pumping systems.

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  • Heat Pump Efficiency | NIST

    2021-5-11 · High-efficiency heat pumps can save consumers money on heating and cooling homes and businesses—which often account for more than a quarter of their electricity bill. NIST research is helping industry improve the design and installation of heat pumps for increased efficiency and performance.

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  • Energy Rating - pumps

    The HI Energy Rating (ER) Label is designed to clearly indicate the power savings obtained from pump system upgrades and changes. The savings is calculated over the baseline established by the U.S. Department of Energy according to HI Performance Test Standards. Click here for a video that explains how the ER Label and HI’s database can calculate energy savings and help utilities manage ...

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  • CENTRIFUGAL PUMP SELECTION, SIZING, AND

    2007-6-9 · In selecting a pump, one of the concerns is to optimize pumping efficiency. It is good practice to examine several performance charts at different speeds to see if one model satisfies the requirements more efficiently than another. Whenever possible the lowest pump speed should be selected, as this will save wear and tear on the rotating parts.

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  • How to read and use Pump Performance Curves -

    The efficiency curve typically has a maximum within the allowable operating range. This maximum is also known as the Best Efficiency Point (BEP) as indicated in the sample curves. The normal operation should be preferably done close this best efficiency point for minimum power requirements.

    Get Price
  • HVAC Efficiency Program | Delmarva

    Central Air Conditioners and Air Source Heat Pumps If your central air conditioner is more than 10 years old, it may be time to replace with a new, high-efficiency model. If you replace with an ENERGY STAR® certified, high-efficiency model, you could cut your cooling costs by 30 percent.

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  • Determining the efficiency of your pump - Global

    2021-5-12 · Flow or pressure requirements have changed: consider changing the pump if the flow requirements change significantly. Pump is losing efficiency: this can be caused by, cavitation, increase in friction loss, wear from inclusions in the fluid, or bad power supply. For more information on how to determine your pump’s efficiency, or to chat to an ...

    Get Price
  • Energy Efficiency Considerations in Pumps and Pump

    Improving Pump Efficiency Don’t Design it Wrong Invest in a good predesign Decide how it will operate before messing around with layouts and equipment selection Pick pumps to operate efficiently operate at conditions where the pump will actually operate most of the time Consider variable speed drives or smaller pumps to

    Get Price
  • 2011 Pool Pump Pump Motor Energy Efficiency

    2014-9-11 · 2011 Pool Pump Pump Motor Energy Efficiency Requirements No - Doesn’t apply to commercial pools. Is it a residential pool? Does not apply to spas Is the total Horsepower (HP) one or larger? Total HP = pump HP x service factor No - Single-speed pump is permitted. Continue on! There may be additional requirements. Yes - Also follow these ...

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  • Eaton Drilling Co, Inc | Pump Efficiency Testing

    When production requirements are factored in; the pump well owner has confidence that informed decisions are made in scheduling well and pump rehabilitation and equipment rebuilding. Pumping time and costs are reduced when diminished pump equipment and well performance is identified by pump efficiency testing and corrected before the off-season.

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  • Irrigation System Evaluation and Pump Efficiency

    2020-10-13 · The irrigation system cannot be modified to fit the pump chosen. Research for the project encompasses drip irrigation systems, irrigation pump efficiency, irrigation management, well reclamation techniques and pistachio water requirements. A Distribution Uniformity evaluation was performed to understand how sand has affected the system.

    Get Price
  • Federal Pump Rule Established| Pool & Spa News

    2017-5-24 · After working with manufacturers, utility companies and energy-efficiency advocates, the U.S. Department of Energy has finalized a federal regulation setting forth minimum efficiency standards that a pool pump must meet to enter commerce in the United States.

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  • Hydraulic Institute: Where pump optimization meets

    2020-11-18 · Rod Walton is content director for Power Engineering, POWERGEN International and the online POWERGEN+ series. He is a 13-year veteran of covering the energy industry both as a newspaper journalist ...

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  • Selecting an irrigation pump - Department of Primary ...

    2021-3-9 · Pump duty is the basis of pump selection, and is the performance required of the pump. It is expressed in terms of flow rate (or discharge) and the total head (pressure) required. For example, in the second performance curve, a flow rate of 4 L/s and a total head of 25 m requires the pump to be operated at 2100 rpm for an efficiency of about 70%.

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  • Energy Rating - pumps

    The HI Energy Rating (ER) Label is designed to clearly indicate the power savings obtained from pump system upgrades and changes. The savings is calculated over the baseline established by the U.S. Department of Energy according to HI Performance Test Standards. Click here for a video that explains how the ER Label and HI’s database can calculate energy savings and help utilities manage ...

    Get Price
  • Table of Contents - European Commission

    2018-7-31 · efficiency requirements are technology specific and in some cases size dependent. In addition to energy efficiency, the regulation defines an additional compliance criteria aimed at reducing other relevant environmental impacts, i.e. NO ... rooftop heat pump, they are in the scope and the reasoning in question 4 applies.

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