Btu hr to kwh
[PDF File] Energy Measurements and Conversions - Michigan State …
https://kbsgk12project.kbs.msu.edu/wp-content/uploads/2012/03/FUEL_CONVERSION_WORK_SHEET.pdf
1 British thermal unit (Btu) = 252 International Table calories 1 calorie = .00397 Btus 1 Btu = 1,055 joules 1 Btu = 1.055 kilojoules 1 kilojoule = .9479 Btus ... (kWh) = 3.6 megajoules 1 megajoule = .278 kilowatt hours 1 kilowatt hour = 3,412 …
[PDF File] Department of Mathematics | The University of Tennessee, …
https://web.math.utk.edu/~heather/231HWquiz4_solns.pdf
and has a time constant of 64 hr. The solar panel generates 2000 Btu/ hr during the day, and the tank has a heat capacity of 20 F per thousand Btu. If the water in the tank is initially 1100 F and the room outside the tank is held at 800 F, what will the temperature in the tank be after 12 hr of sunlight? 9/ (IGY 2/ ) + Cc —1/0 I/o — (1b YD)
[PDF File] Tec hnical Reference - ENERGY STAR
https://portfoliomanager.energystar.gov/pdf/reference/Thermal%20Conversions.pdf
are reported in different units (e.g., gallons, kWh, therms, kBtu, etc.), which can be difficult to compare. To streamline the process for you, Portfolio Manager enables flexible entry options. You can enter monthly meters and onsite ... kBtu (t housand Btu) 1 0.00106 MBtu /MMBtu (million Btu) 1000 1.06 GJ (b illion joules ) 947.817 1 ...
[PDF File] White paper Using Automation to Improve Plant Heat Rate
https://www.emerson.com/documents/automation/white-paper-using-automation-to-improve-plant-heat-rate-rosemount-en-178352.pdf
$8,000/year for each unit (Btu/kWh) of heat rate reduction. 1/0.85 x 2/1,000,000 x 0.80 x 500,000 x 24 x 365 = $8,245 /year This formula will be used later in the paper to show how more substantial savings can be made. Table 1. Heat Rate Glossary HRD Heat rate deviation (Btu/kWh) BE Boiler efficiency FC Fuel cost ($/million Btu) CF Plant ...
[PDF File] Fuel and Energy Conversion and Equivalence Chart
https://www.waterprofessionals.com/wp-content/uploads/fuel-energy.pdf
You must first convert the Btu content of the fuel per unit to millions of Btu by dividing the fuel’s Btu content per unit by 1,000,000. For example: 3,413 Btu/kWh (electricity) divided by 1,000,000 = 0.003413. • Energy cost ($ per million Btu) = Cost per unit of fuel ÷ [Fuel energy content (in millions Btu per unit) × Heating system
[PDF File] G3512 GAS ENGINE TECHNICAL DATA - Carolina Cat
https://carolinacat.com/content/uploads/sites/4/2020/07/750kW-Natural-Gas-Technical-Data.pdf
PACKAGE FUEL CONSUMPTION (ISO 3046/1) 7 Btu/ekW-hr 10282 10994 12495 PACKAGE FUEL CONSUMPTION (NOMINAL) 7 Btu/ekW-hr 10481 11208 12738 ENGINE FUEL CONSUMPTION (NOMINAL) 7 Btu/bhp-hr 7057 7391 8028 AIR FLOW (77°F, 14.7 psia) (WET) 8, 9 ft3/min 2451 1950 1456 AIR FLOW (WET) 8, 9 lb/hr 10868 8647 6454 FUEL FLOW (60ºF, …
[PDF File] Conversion Factor Table - University of Idaho
https://www.webpages.uidaho.edu/for274new/Handouts/MeasurementConversions.pdf
Btu 5.40395 psia·ft3 Btu 2.928x10-4 kWh Btu 1x10-5 therm Btu / hr 1.055056 kJ / hr Btu / hr 0.216 ft·lbf / sec Btu / hr 3.929x10-4 hp Btu / hr 0.2931 W Btu / lbm 2.326* kJ / kg Btu / lbm 25,037 ft 2 / s2 Btu / lbm·R 4.1868 kJ / kg·K Btu / lbm·°F 4.1868 kJ / kg·°C Btu / lbmol·R 4.1868 kJ / kmol·K cal (g-calorie) 3.968x10-3 Btu cal 1 ...
[PDF File] CONVERSION FACTORS
https://www.watertechusa.com/userdata/userfiles/file/Conversion%20Factors.pdf
Btu 1,055 joule (J) kW 3,413 Btu/hr Btu 2.928×10–4 kilowatt-hr (kWh) kW 737.6 (ft-lbf )/sec Btu 778 ft-lbf kW-hour (kWh) 3,413 Btu Btu/hr 3.930×10–4 horsepower (hp) kWh 1.341 hp-hr Btu/hr 0.293 watt (W) kWh 3.6×106 joule (J) Btu/hr 0.216 ft-lbf/sec kip (K) 1,000 lbf K4,448 newton (N) calorie (g-cal) 3.968×10–3 Btu
[PDF File] 2019 Efficiency Programs: Promoting High- Efficiency …
https://www.aceee.org/sites/default/files/pdf/fact-sheet/commercial-hvac.pdf
compliance product (kWh/unit) Small Large Very large Energy Savings 5,790 kWh 17,700 kWh 19,300 kWh Small: ≥65,000 Btu/h and <135,000 Btu/h; large: ≥135,000 Btu/h and <240,000 Btu/h; very large: ≥240,000 Btu/h and <760,000 Btu/h. We interpolated between TSLs to estimate energy use for CEE Advanced Tier equipment, using
[PDF File] Thermodynamics conversion factors - College of Engineering
https://engineering.wayne.edu/mechanical/pdfs/thermodynamics-conversion-factors.pdf
1 kJ = 0.94782 Btu = 1.055056 kJ ... 1 Btu/lbm = 25,037 ft2/s2 = 2.326* kJ/kg 1 kJ/kg = 0.430 Btu/lbm 1 kWh = 3412.14 Btu 1.055 x kJ 1 therm = 105 Btu = (natural gas) 1 N = 0.22481 lbf 1 lbf = 32.174 lbm.ft/s2 = 4.44822 N 1 W/m2 = 0.3171 Btu/h.ft2 1 W/m2.OC = 0.17612 Btu/h.ft2.OF 1 m = 39.370 in = 3.2808 = 1.0926 yd
[PDF File] Lang Watt 11.6300 - USDA
https://www.wcc.nrcs.usda.gov/ftpref/wntsc/H&H/GEM/SolarRadConversion.pdf
%PDF-1.5 %âãÏÓ 116 0 obj > endobj 133 0 obj >/Filter/FlateDecode/ID[9C4F0B93EDAAA270D036BB66B8BD51A3>4FC7B93357FD414F97C3CB222DD3BA74>]/Index[116 31]/Info 115 0 R ...
[PDF File] Heat Loss Calculations and Principles
https://www.cedengineering.com/userfiles/M05-003%20-%20Heat%20Loss%20Calculations%20and%20Principles%20-%20US.pdf
Hour or Btu/hr. HEAT LOSS FROM FLOORS ON SLAB . Heat loss from floors on slab can be estimated by equation: Q = F * P * (T. i - T. o) Where: 1) F. is the Heat Loss Coefficient for the particular construction in Btu/hr- ft-°F 2) P is the perimeter of slab in ft 3) T. i. is the inside temperature in °F. 4) T. o. is the outside temperature in °F
[PDF File] courses.grainger.illinois.edu
https://courses.grainger.illinois.edu/ece333/sp2018/include/ECE%20333%20Hmwk%201%20Soln%20Sp%202018.pdf
sion between kilowatts of electricity and Btu/hr of heat is given by 3412 Btu/hr = 1 k W. Also, one Btu heats 1 1b of water by and I gallon of water weighs 8.34 lbs. d. If electricity costs $0.12/kWh, what is the cost of a 15-gal, 1100 F shower is the cold-water supply is 600 F? P=vÝ (L g S 10 So g Lee \ s l, 56/ t = =
[PDF File] Technology Fact Sheet RIGHT-SIZE HEATING AND …
https://www1.eere.energy.gov/buildings/publications/pdfs/building_america/31318.pdf
Manual J design heating load 46,100 Btu/hr 21,300 Btu/hr Manual J design cooling load 52,100 Btu/hr 23,300 Btu/hr Electric heat pump size 4.0 to 4.5 ton 2 ton (24,000 Btu/hr) (48 to 54,000 Btu/hr) Annual heat energy usage 12,641 kWh 4,677 kWh Savings $717** Annual cooling energy usage 3,808 kWh 1,790 kWh Savings $182** * Measured by blower door ...
[PDF File] Central Heat Pump Water Heating - Center for the Built …
https://cbe.berkeley.edu/wp-content/uploads/2020/10/Brooks-2020-Oct-central-HP-water-heating.pdf
140,000 BTU/hr: 47 kW. 31 kW. 11 kW. Peak Power Draw. kW numbers at right are peak power draw, assuming 80% eff gas WH and 3.0 COP HPWH. Central HPWH . Piping. HOT UP HERE: Stratified : Storage. Tank: LESS HOT DOWN HERE. Cold Water: Makeup. Hot Water. To Building. Multi-Pass HPWH: Multi-Pass HPWH. If multiple tanks, in parallel. HOT UP HERE ...
[PDF File] Combined Heat and Power (CHP): Is It Right For Your Facility?
https://www.energy.gov/sites/prod/files/2013/11/f4/webcast_2009-0514_chp_in_facilities.pdf
•1,500 kW * 4,500 btu/hr/kW = 6,750,000 btu/hr •This recoverable heat amounts to 74% of the total heat load, therefore, this is an acceptable and conservative match for the electric and thermal load. ... – Annual Fuel Consumed = 13,140,000 kWh * 3413 Btu/kwh / 32% (LHV) / 0.905
[PDF File] Units & Conversions Fact Sheet - CNG fueling stations
https://cngcenter.com/wp-content/uploads/2013/09/UnitsAndConversions.pdf
1 KJ = 0.239 Cal = 0.947817 Btu ≈0.95 Btu 1 Btu = 1,055.056 J = 0.252 kcal 1 kWh = 3.6 MJ = 3,412 Btu; (1MWh = 3.6 GJ = 3.412 mmBtu) 1 mmBtu = 106 Btu = 1.055 GJ = 1 decatherm 1 mcf nat. gas (LHV) = 10.27 therm = 1.027 mmBtu = 1.082 GJ ... 1 ton-refrigeration = 12,000 Btu/hr = 200 Btu/min = 3.517 kW °F = 1.8 • °C + 32 °K = (°F – 32 ...
[PDF File] Biomass Measurements and Conversions - Iowa State …
https://www.extension.iastate.edu/agdm/wholefarm/pdf/c6-88.pdf
Btu – HHV * 1 ton of wood fuel (air dry – 20% moist.) = about 15 gigajoules 1 pound of wood fuel (air dry – 20% moist.) = about 6,400 Btu 1 ton of agricultural residue (varying moist.) = 10 to 17 gigajoules 1 pound of agricultural residue (varying moist.) = 4,300 to 7,300 Btu 1 metric ton of charcoal = 30 gigajoules
[PDF File] HVAC Rule of Thumb Calculator - Engineering Pro Guides
https://www.engproguides.com/ruleofthumbcalculator.pdf
1 Btu = 0.293 watthour 1 watthour = 3.412 Btu 1 Btu/h = 3.93x10-4 HP 1 HP = 2,545 Btu/h 1 HP = 0.746 kW 1 kW = 1.34 HP There are two main sets of units that should be discussed in more detail, (1) EER and (2) SEER. First, you need to understand that the efficiency of air conditioners in the refrigeration
[PDF File] Converting Lower Heating Value Tested Heat Rate to Higher …
https://www.oregon.gov/energy/facilities-safety/facilities/Council%20Meetings/2018-06-29-Item-B-Attach%20G%20%20Converting-LHV-Tested-Heat-Rate.pdf
Heat Rate at ISO conditions, btu/kWh HHV = Heat Rate at ISO conditions, btu/kWh LHV × 1.108 Heat Rate at ISO conditions, btu/kWh HHV = 5704.6 × 1.108 Heat Rate at ISO conditions, btu/kWh HHV =6320.7 btu/kWh HHV . Note 1: Previous documentation from ODOE on this rulemaking used a slightly different conversion from heat rate
[PDF File] Approximate conversion factors - bp
https://www.bp.com/content/dam/bp/business-sites/en/global/corporate/pdfs/energy-economics/statistical-review/bp-stats-review-2021-approximate-conversion-factors.pdf
1 British thermal unit (Btu) = 0.252 kcal = 1.055 kJ 1 tonne of oil equivalent (toe) = 39.683 million Btu = 41.868 million kJ ... Btu = 41.868 million kJ 1 barrel of oil equivalent (boe) = 5.8 million Btu = 6.119 million kJ 1 kilowatt–hour (kWh) = 860 kcal = 3412 Btu = 3600 kJ . Calorific equivalents ; One exajoule equals approximately ; Heat ...
[PDF File] HOW TO USE THIS REFERENCE GUIDE
https://archive.epa.gov/international/air/web/pdf/stds-eng.pdf
(g/kW-hr). The conversion factors are as follows: 1.341 hp equals 1 kilo-watt, and 0.7457 kilowatt equals 1 hp. To convert a standard from g/bhp-hr to g/kW-hr, multiply it by 1.341. To convert a standard from g/kW-hr to g/bhp-hr, multiply it by 0.7457. 1EPA Emission Standards Reference Guide for Heavy-Duty and Nonroad Engines United States
[PDF File] Tesla Powerwall 2 Datasheet
https://www.tesla.com/sites/default/files/pdfs/powerwall/Powerwall_2_AC_Datasheet_EN_NA.pdf
Total Energy1 14 kWh Usable Energy1 13.5 kWh Real Power, max continuous 5 kW (charge and discharge) Real Power, peak (10 s, off-grid/backup) 7 kW (charge and discharge) Apparent Power, max continuous 5.8 kVA (charge and discharge) Apparent Power, peak (10 s, off-grid/backup) 7.2 kVA (charge and discharge) Maximum Supply Fault Current 10 kA
[PDF File] Fuel and Energy Conversion and Equivalence Chart
http://www.waterprofessionals.com/wp-content/uploads/fuel-energy.pdf
You must first convert the Btu content of the fuel per unit to millions of Btu by dividing the fuel’s Btu content per unit by 1,000,000. For example: 3,413 Btu/kWh (electricity) divided by 1,000,000 = 0.003413. • Energy cost ($ per million Btu) = Cost per unit of fuel ÷ [Fuel energy content (in millions Btu per unit) × Heating system
m3 / h to cfm
https://www.portlandoregon.gov/bds/appeals/index.cfm?action=getfile&appeal_id=7557&file_id=341
Btu/hour kWh/year @ COP= Analysis Assumptions: Input Variables 1.0 3.0 1. Systems are running 8,760 hrs per year on low speed to meet normal ventilation CFM 101 454 486 162 requirements. Periods of higher fan speeds to meet elevated ventilation requirments are not included. HRV Eff. 84% 2. Models chosen for comparison, to the extent possible ...
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