Clothes dryer energy consumption question - which takes more energy?

Clothes dryer energy consumption question - which takes more energy?
by

1 Answer

Answer :

answer:An earlier similar discussion Which dryer setting is more energy efficient?
by

Related questions

Are you venting your electric dryer into your home during this patch of cold weather?

Description : Are you venting your electric dryer into your home during this patch of cold weather?

Last Answer : With the dryer venting into the house all the energy stays indoors. You are drying your clothes and humidifying your house for free.

n a chemical factory where dyes are made, wet cake at 30 OC consisting of 60% moisture is put in a dryer to obtain an output having only 5% moisture, at atmospheric pressure. In each batch about 120 kgs of material is dried. a. The quantity of moisture removed per batch. b. What is the total quantity ( sensible & latent) of heat required to evaporate the moisture, if the latent heat of water is 540 kcal/kg at atmospheric conditions, Ignore heat absorbed by the solids c. Find the quantity of steam required for the drying process (per batch), if steam at 4 kg/cm2 is used for generating hot air in the dryer and the dryer efficiency is 80%. Latent heat of steam at 4 kg/cm2 is 520 kcal/kg.

Description : n a chemical factory where dyes are made, wet cake at 30 OC consisting of 60% moisture  is put in a dryer to obtain an output having only 5% moisture, at atmospheric pressure. In  each batch about 120 ... dryer and the dryer efficiency  is 80%. Latent heat of steam at 4 kg/cm2 is 520 kcal/kg.

Last Answer : Given that   Qty of material dried per batch - 120 Kgs  Moisture at inlet - 60% a. The quantity of moisture removed per batch.  Water quantity in a wet batch - 120 x 0.6 = 72 Kgs.  Quantity of bone dry ... - 48/0.95 = 50.5 Kgs.  Equivalent water in a dry batch - 50.5 - 48 = 2.5 Kgs.

The energy consumption and production patterns in a chemical plant over a 9 month period is provided in the table below; Month 1 2 3 4 5 6 7 8 9 Production in Tonnes / month 493 297 381 479 585 440 234 239 239 Energy Consumption MWh /month 78.2 75.7 76.3 76.1 78.1 70.7 73.7 64.4 72.1 Estimate the cumulative energy savings at end of the 9th month and give your inference on the result ? ( consider 9 month data for evaluation for predicted energy consumption)

Description : The energy consumption and production patterns in a chemical plant over a 9 month period is provided in  the table below; Month 1 2 3 4 5 6 7 8 9 Production in Tonnes / month 493 ... and give your inference on the  result ? ( consider 9 month data for evaluation for predicted energy consumption)

Last Answer : It is required to use the equations Y= mX + C and  nC + mΣX = ΣY  cΣX + mΣX2 = ΣXY Month X =  Production in  Tonnes /  month Y =Energy  Consumption MWh  /month  X 2 XY 1 493 78.2 ... 73.7 54756 17240.63 8 239 64.4 57121 15402.96 9 239 72.1 57121 17228.98 3387 665.3 1410683 253221

PEP = (RYEE – current year energy)/RYEE = (23011 – 23834)/23011 = (-) 0.0369 ie (-) 3.7 % …………………….1.5 marks Since the PEP is negative, it implies that the energy conservation measure did not yield reduction in energy consumption, action to be taken to improve the plant performance.

Description : A manufacturing industry plans to improve its energy performance under PAT through  implementation of an energy conservation scheme. After implementation, calculate the  Plant Energy Performance (PEP) with 2015-16 as the ... 34,000 T,   Reference year (2015-16 ) Energy consumption - 27,200 MWh.

Last Answer : Production factor (PF) = 28750/34000 = 0.846 …………………….1 mark Ref year equivalent energy (RYEE) = Ref Year Energy Use (RYEU) x PF   = 27,200 x 0.846= 23011MWh

A manufacturing industry plans to improve its energy performance under PAT through implementation of an energy conservation scheme. After implementation, calculate the Plant Energy Performance (PEP) with 2015-16 as the reference year. What is your inference? Given that:  The current year (2016-17 ) Annual Production – 28,750 T ,  Current year (2016-17 ) Annual Energy Consumption– 23,834 MWh,  Reference year (2015-16 ) production - 34,000 T,  Reference year (2015-16 ) Energy consumption - 27,200 MWh.

Description : A manufacturing industry plans to improve its energy performance under PAT through  implementation of an energy conservation scheme. After implementation, calculate the  Plant Energy Performance (PEP) with 2015-16 as the ... 34,000 T,   Reference year (2015-16 ) Energy consumption - 27,200 MWh.

Last Answer : Production factor (PF) = 28750/34000 = 0.846 …………………….1 mark Ref year equivalent energy (RYEE) = Ref Year Energy Use (RYEU) x PF   = 27,200 x 0.846= 23011MWh

In a 100 TPD Sponge Iron plant, the sponge iron is fed to the Induction melting furnace, producing molten steel at 88% yield. The Energy consumption details are as follows: Coal Consumption : 130 TPD GCV of coal : 4500 kcal/kg Power Purchased from Grid : 82400 kWh / day Specific Energy consumption for Kiln producing Sponge Iron: 120 kWh / ton sponge iron Calculate the following 1. Specific Energy Consumption of Induction melting furnace in terms of kWh/ton of molten steel 2. Specific Energy Consumption of the entire plant, in terms of kcal/kg of molten steel (product). 3. Total Energy Consumption of Plant in Tons of Oil Equivalent (TOE )

Description : In a 100 TPD Sponge Iron plant, the sponge iron is fed to the Induction melting furnace,  producing molten steel at 88% yield. The Energy consumption details are as follows: Coal Consumption : 130 ... molten  steel (product). 3. Total Energy Consumption of Plant in Tons of Oil Equivalent (TOE )

Last Answer :  a) Specific Energy Consumption of Induction Melting Furnace  Molten Steel Production from the Induction melting furnace per day  = 100 x 88/100 = 88 TPD Total Energy Consumption of the Plant = 82400 kWh ... mark c) Total Energy consumption of Plant in ToE  = 655864000/107  = 65.586 ToE

An oil fired boiler is retrofitted to fire coconut shell chips. Boiler thermal efficiency drops from 82% to 70%. What will be the percentage change in energy consumption to generate the same output a) 12% increase b) 14.6% increase c) 17.1% decrease d) 17.1% increase

Description : An oil fired boiler is retrofitted to fire coconut shell chips. Boiler thermal efficiency drops from 82% to 70%. What will be the percentage change in energy consumption to generate the same output a) 12% increase b) 14.6% increase c) 17.1% decrease d) 17.1% increase

Last Answer : d) 17.1% increase

In a manufacturing plant, following data are gathered for a given month: Production - 1200 pieces; specific energy consumption - 1000 kWh/piece; variable energy consumption - 950 kWh/piece. The fixed energy consumption of the plant for the month Paper 1 –Set A with Solutions _______________________ Bureau of Energy Efficiency 6 is ------- a) 6,000 kWh b)10,000 kWh c) 12,000 kWh d) 60,000 kWh

Description : In a manufacturing plant, following data are gathered for a given month: Production - 1200 pieces; specific energy consumption - 1000 kWh/piece; variable energy consumption - 950 kWh/piece. The fixed energy consumption of the plant ... ----- a) 6,000 kWh b)10,000 kWh c) 12,000 kWh d) 60,000 kWh

Last Answer : d) 60,000 kWh

is a statistical technique which determines and quantifies the relationship between variables and enables standard equations to be established for energy consumption. a) linear regression analysis b) time-dependent energy analysis c) moving annual total d) CUSUM

Description : is a statistical technique which determines and quantifies the relationship between variables and enables standard equations to be established for energy consumption. a) linear regression analysis b) time-dependent energy analysis c) moving annual total d) CUSUM

Last Answer : a) linear regression analysis

Which of the following criteria is a responsibility of DesignatedConsumer? a) designate or appoint an accredited Energy Auditor b) adhere to stipulated energy consumption norms and standards as notified c) submit the status of energy consumption information every three years d) conduct energy audit through a certified energy auditor periodically

Description : Which of the following criteria is a responsibility of DesignatedConsumer? a) designate or appoint an accredited Energy Auditor b) adhere to stipulated energy consumption norms and standards ... information every three years d) conduct energy audit through a certified energy auditor periodically

Last Answer : b) adhere to stipulated energy consumption norms and standards as notified

Specific energy consumption of an electric train is the ratio between

Description : Specific energy consumption of an electric train is the ratio between (A) Specific energy output at driving wheels and efficiency of the traction motor (B) Specific energy output at driving wheels ... (D) Specific energy output at driving wheels and efficiency of the (motor + transmission gear)

Last Answer : Specific energy consumption of an electric train is the ratio between Specific energy output at driving wheels and efficiency of the (motor + transmission gear)

Specific energy consumption is least in _______ service.

Last Answer : Specific energy consumption is least in main line service.

Which takes less energy?

Description : Which takes less energy?

Last Answer : Send this Q to LuckyGuy!

Maintain 850 OC for 1 hour (soaking time).  Cool the material to 60 OC in 4 hours. a) Calculate the efficiency of the furnace, if the specific heat of steel is 0.12 kcal/kgOC and fuel oil consumption per batch is 1400 litres.  GCV of fuel oil - 10200 kcal/kg,  Cost of fuel oil - Rs. 46,000/kL,  Sp. gr. of fuel oil - 0.92. b) Due to high cost of oil, the plant management decides to convert to a lower operating cost LPG fired furnace lined on the inside with ceramic fibre insulation and with an operating efficiency of 80%, for same requirement. The investment towards installation of the new furnace is Rs. 50 lakhs. Calculate the Return on Investment, if the plant operates two batches per day and 250 days in a year.  Cost of LPG - Rs. 75/kg,  GCV of LPG - 12500 kcal/kg.

Description : In a heat treatment shop, steel components are heat-treated in batches of 80 Tons. The  heat treatment cycle is as follows;  Increase temperature from 30 OC to 850 OC in 3 hours.  ... efficiency of 80%, for same requirement. The investment towards installation of  the new furnace is Rs. 50

Last Answer : Quantity of steel treated per batch - 80 Tons a. Efficiency of Furnace: Useful heat supplied to steel - 80000 x 0.12 x (850 - 30)   = 7872000 kcal/batch .1 mark Total heat ... = Rs. 64400/batch Efficiency of new LPG furnace - 80% Heat supplied in new LPG furnace - 7872000/0.8

What is a hard question about US energy policy?

Description : What is a hard question about US energy policy?

Last Answer : If everyone is so concerned about carbon why is no-one talking about pyrolytic oil and black gold agriculture?

"Fluff question": Where does the lint come from in the clothes dryer and how does the lint trap know how to catch it?

Description : "Fluff question": Where does the lint come from in the clothes dryer and how does the lint trap know how to catch it?

Last Answer : Real answer? The lint itself is simply attrition from the fabric itself, as it breaks down with washing and drying. The lint trap is the last line of defense, after a series of holes, decreasing in circumference, ... wild and poison us all. Ew. ETA and Ijust now got the fluff question th8ng. :-D

Can you help with home heating question?

Description : Can you help with home heating question?

Last Answer : We don’t do homework questions here.

Do atoms have more energy when moving?

Description : Do atoms have more energy when moving?

Last Answer : answer:Atoms are always moving. If there center-of-mass does not seem to be moving relative to some reference there is the internal movement of the electrons and the vibrational modes. But yes, ... of anything, at least because of the Heisenberg effect observing the momentum is going to change it.

Are there vitamins I can take to give me more energy? Also, what types of foods give you more energy?

Description : Are there vitamins I can take to give me more energy? Also, what types of foods give you more energy?

Last Answer : get some b12.

When is leaving my laptop on more energy-efficient than putting it to sleep?

Description : When is leaving my laptop on more energy-efficient than putting it to sleep?

Last Answer : answer:It's more energy efficient to let it sleep. This becomes an issue only if your bathroom break lasted 2 seconds or less. On the other hand, this will cause more wear and tear on the laptop, ... light source. I don' t think it's worth it for a mere 90 seconds worth of energy savings.

How To Get More Energy

Description : How To Get More Energy

Last Answer : How To Get More Energy Don't you just envy those people who are always up and running, busy with different tasks, but not getting tired immediately? It's as if they've got endless energy in ... realize they're fairly easy to accomplish. Try these and you'll feel yourself reinvigorated in no time.

If a house has solar panels and all energy is free, then is it ok to leave the lights on?

Description : If a house has solar panels and all energy is free, then is it ok to leave the lights on?

Last Answer : I think it would be wise to not waste any energy whether it's free or paid. Every electronic item has a limited working lifespan, if you were to run it all the time, it's gonna break very soon. Aside ... then the short answer is Yes . You can waste as much as you want since you own this energy.

Is the energy crisis real?

Description : Is the energy crisis real?

Last Answer : Who is calling it a crisis? We have plenty of energy here in the US. OPEC has been aggrresive at limiting supply and raising prices.

What branch of science does research into tachyon energy computing ?

Description : What branch of science does research into tachyon energy computing ?

Last Answer : Right after we reach “the speed of light”. We are close, to speed of light, with the Large Hadron Collider.

Is it possible to convert infrared energy into electricity?

Description : Is it possible to convert infrared energy into electricity?

Last Answer : Silicon solar cells can convert the shorter wavelengths of IR to electricity: https://www.solarquotes.com.au/blog/uv-solar-panels/ You can also concentrate solar IR and use the ... .com/innovationtoronto.com/wp-content/uploads/2015/12/Solar-Thermal-Power-Plant_forcetoknow.com_.jpg?resize=627%2C221

Have they successfully converted energy to mass?

Description : Have they successfully converted energy to mass?

Last Answer : They?

How do you feel about the expansion of nuclear power as a zero CO2 emission energy alternative?

Description : How do you feel about the expansion of nuclear power as a zero CO2 emission energy alternative?

Last Answer : In general I am in favor of the newer Gen 3 and the future Gen 4 designs. Gen 1 and 2 now in the field are fossils. Yes, there is nuclear waste that we don'[t know how to handle ... never become the utopian Hydrogen society and nuclear waste will continue to fester for tens of thousands of years.

What to do if you feel that there is no energy to do something?

Description : What to do if you feel that there is no energy to do something?

Last Answer : Lying down without sleeping. Shorter power naps. Meditation. Changing your life situation so you aren’t upset about it. Taking breaks and stepping outside. Changing/improving your work location (lighting, noise, distractions, air quality). Various other personal developmental approaches.

Why do we relate the square of the speed of light in energy?

Description : Why do we relate the square of the speed of light in energy?

Last Answer : You’re squaring the speed at which light travels, not light itself.

How can I figure out how much energy a hummingbird expends while hovering?

Description : How can I figure out how much energy a hummingbird expends while hovering?

Last Answer : answer:I don’t know all the formulas, but the approach to solving it is lift = load Since F= mA, and m = mass of a hummingbird and A = acceleration of gravity (32ft/sec/sec), the lift energy must be equal to the load force.

Alternative energy - why not an executive order that every new construction have solar panels?

Description : Alternative energy - why not an executive order that every new construction have solar panels?

Last Answer : I’d be down for that.

Do you believe in negative energy/vibes in objects?

Description : Do you believe in negative energy/vibes in objects?

Last Answer : No. That is nothing more than superstition.

Do you drink Energy drinks?

Description : Do you drink Energy drinks?

Last Answer : No. I never understood the existence of these things. It’s as though coffee was never invented.

What are some good or natural ways of gaining long term energy to workout longer or for other projects?

Description : What are some good or natural ways of gaining long term energy to workout longer or for other projects?

Last Answer : Eat a banana.

Suggestions on books about the global energy market?

Description : Suggestions on books about the global energy market?

Last Answer : answer:I would recommend The Prize (Daniel Yergin) but that is somewhat dated now and is definitely more pointed at the petroleum industry. Yergin also (more recently) wrote The Quest, which is a ... to some checking on which issue(s) of each to consult, but they are both quality publications.

Is the total mass and energy of the Universe constant?

Description : Is the total mass and energy of the Universe constant?

Last Answer : No, it does not imply that, it just means the empty spaces get bigger. From what I understand, the emptiness is not all dark matter and energy.

What energy drink should I have today?

Description : What energy drink should I have today?

Last Answer : As a person with severe sleep problems, I highly recommend that you avoid drinking more caffeine than you usually do. Rather, do the unthinkable and try to go for a walk to start your day. When you feel ... and get moving again. If all else fails, avoid the energy drinks and go for a small coffee.

What are the greatest opportunities for moving U.S. energy policy forward?

Description : What are the greatest opportunities for moving U.S. energy policy forward?

Last Answer : A Democratic President with a 60 seat Democratic majority in the House, and 65 seats for the Democrats in the Senate.

What's the best way to store mechanical energy?

Description : What's the best way to store mechanical energy?

Last Answer : One way to store mechanical energy is to convert it into potential energy, such as raising a weight. Many grandfather clocks use this method, and it can store energy for an unlimited amount of time. ... is much more compact and does not depend on gravity; however, the springs can degrade with time.

Think back a couple of years, when corn was being touted as a "renewable energy source" and its plentiful supply would solve our energy problems forever. What happened?

Description : Think back a couple of years, when corn was being touted as a "renewable energy source" and its plentiful supply would solve our energy problems forever. What happened?

Last Answer : answer:Biofuels are a good idea in rich countries with surplus production of food. Biofuels are a bad idea in poor countries where people struggle to be able to pay for their food. Using ... farm. And there's also geothermal. Plus energy efficiency. Better windows. Better insulation of buildings.

Is algae the answer to our energy problems?

Description : Is algae the answer to our energy problems?

Last Answer : answer:There is no single the answer to our energy problems. Algae is a good partial answer, because it can potentially be a large source of cheap, renewable fuel. We already grow renewable ... . Growing and processing algae would also use energy, which would have to come from another source.

Energy healers - how would you explain what you do to the average person?

Description : Energy healers - how would you explain what you do to the average person?

Last Answer : I have talents in crystals and stones. I give folks rocks. I am not formally trained either and frustrated because we could do so much more if we open up to the possibilities.

What potential pros and cons can you think of with this energy saving idea?

Description : What potential pros and cons can you think of with this energy saving idea?

Last Answer : The cons? Massive slaughter and huge amounts of property damage on America’s highways. Bad, bad idea.

What accounts for the vastly different energy levels in different species?

Description : What accounts for the vastly different energy levels in different species?

Last Answer : Dude, hang out with a two year old for a little while. Kids’ main mode of ambulation seems to be running. I’m not sure why that changes we become adults, though.

Is there a device that I can plug my refrigerator into, that will cycle the fridge on and off in order to save energy?

Description : Is there a device that I can plug my refrigerator into, that will cycle the fridge on and off in order to save energy?

Last Answer : Your refrigerator already has a thermostat that does just that. If you cycled it off more than the thermostat calls for, its internal temperature would rise, introducing food safety and spoilage risks.

Which energy drink is at the top of the market?

Description : Which energy drink is at the top of the market?

Last Answer : Red Bull

(Kindly read the details before answering) How much energy would be actually required for a 1 kg object to reach the speed of light in a vacuum?

Description : (Kindly read the details before answering) How much energy would be actually required for a 1 kg object to reach the speed of light in a vacuum?

Last Answer : Infinite. Full stop. Sorry, do not pass Go, do not collect $200.

What is the total amount of Energy in the universe?

Description : What is the total amount of Energy in the universe?

Last Answer : 42

Where did the energy come from, for the big bang? Wouldn't this be a violation of law of conservation of energy?

Description : Where did the energy come from, for the big bang? Wouldn't this be a violation of law of conservation of energy?

Last Answer : I’m gonna go ahead and assume that if you can answer that question, you will probably find yourself named one of the greatest minds of our time.