Description : Where is water steam separator drum located in Lamont boiler ? a. Inside of the boiler b. Right above the furnace c. Before the feed water pump d. Outside the boiler
Last Answer : d. Outside the boiler
Description : Through what is feed water from hot-well is passed through, before entering steam and water drum in Lamont boiler? a. Evaporator tubes b. Economizer c. Distributor header d. Circulating pump
Last Answer : b. Economizer
Description : Draw neat and labeled sketch of three pass packages type boiler.
Last Answer : Each set of tubes that hot combustion flue gas travels through before making a turn within the boiler, is considered a "pass." A 3-pass fire tube boiler design consists of three sets of ... design that allows more heat transfer time to deliver the same or higher efficiency rating.
Description : Low NOx Combustion Technology Regulation in Japan for Coal Firing Boiler has reduced from 400 ppm to____ a. 100ppm b. 200ppm c. 300ppm d. 400ppm
Last Answer : Ans:- b. 200ppm
Description : Explain the working of La-mont boiler
Last Answer : La-mont boiler: Working: The La-mont boiler consists Boiler shell, combustion chamber, evaporator, economizer, circulating pump, super heater, and steam drum. This is modern high ... drawn through the super heater. The superheated steam so obtained is then supplied to the prime mover.
Description : What type of boiler does not need a steam drum ?
Last Answer : Super-critical pressure boiler.
Description : Explain the phases of formation of steam.
Last Answer : Different phases of Formation of steam Consider formation of steam from ice at -200 C i)Solid phase- When the heat is added in ice which is at -20 0C, the temperature of ice increases ... the temperature of steam which is called as superheating and in this region only vapour is present.
Description : Is not asked
Last Answer : In manual feed turning, the operator manually controls the feed rate of the cutting tool by turning a handwheel or other manual feed mechanism. This allows the operator to adjust the feed rate ... hand, is generally faster and more consistent, but it requires more complex equipment and programming.
Description : الرجوع إلى الدائرة أدناه. الطاقة التي يستهلكها العنصر E متساوية.
Last Answer : The power consumed the element E is equal to the : P = V x I = 6V x 1 A = 6 W
Description : How to measure volume flow rate?
Last Answer : answer:If it Classified as Confined Space you should a have it marked as such. You need to review OSHA requirements. You cannot prove natural ventilation when it is a confined space . Positive ... company that had three near misses in confined spaces. Dead people don't go home at night!
Description : consists of dropping the seeds in furrow lines in a continuous flow and covering them with soil a. Broadcasting b. Drilling c. Dibbling d. Transplanting
Last Answer : Ans:- b. Drilling
Description : Differentiate between : (i) Reciprocating and rotary air compressor (ii) Centrifugal and axial flow compressor
Last Answer : (i) Reciprocating and rotary air compressor: Sr. No. Reciprocating air compressor Rotary air compressor 1 It is having to and fro motion. It is having rotary ... I.C. engine and for refrigerants and industrial gases. Used universally with large gas turbine.
Description : Explain two pass down flow surface condenser with a neat sketch.
Last Answer : Two pass down flow surface condenser: It consists of horizontal cast iron cylindrical vessel pack with tubes, through which the cooling water flows. The ends of the condenser are cut off by vertical ... convert into water; therefore whole condensate can be the reused in the boiler.
Description : Steam condensate is recovered by steam traps and recycled for use as boiler feed water, because of its low (A) Hardness (B) Dissolved solids content (C) Suspended solids content (D) All (A), (B) and (C)
Last Answer : (D) All (A), (B) and (C)
Description : Pick out the wrong statement. (A) Caustic embrittlement of boiler's metallic parts is caused by highconcentration of caustic soda in boiler feed water (B) Cooling and freezing of water kills the ... goes on decreasing (D) Dissolved oxygen content in high pressure boiler feed water should be nil
Last Answer : (B) Cooling and freezing of water kills the bacteria present in it
Description : The most prominent single cause of corrosion in boiler-tubes, drums, economisers and steam superheaters in a thermal power plant boiler is the (A) Water alkalinity & leakage (B) Hydrazine addition during ... treatment (C) Release of non-condensable gas from water in the boiler (D) Scale formation
Last Answer : (C) Release of non-condensable gas from water in the boiler
Description : The delivery pressure of boiler feed water pump compared to the boiler steam pressure is (A) Same (B) Slightly less (C) Slightly more (D) Much more
Last Answer : (C) Slightly more
Description : Could someone give a simple high level explanation of what is meant by AM and FM?
Last Answer : Well, have a look at this picture
Description : ______ meter is used to measure Illumination level a. Pyrometer b. Wattmeter c. Lux meter d. All
Last Answer : Ans:- c. Lux meter
Description : Do the three digit Wire Rope Isolator (WRI) model index numbers have any meaning?
Last Answer : The difference between a 200, 400, 600, and 800 index number has relative meaning within a series. The larger the number the taller the isolator but the lower the isolator stiffness.
Description : Detailed energy auditing is carried out in _______phases a. One b. Two c. Three d. Four
Last Answer : Ans:- c. Three
Description : What type of mounting option should I select on a Wire Rope Isolator (WRD?
Last Answer : Application dependent, but in general, for shock applications use mounting options "B," "D," or "E"
Description : What Are The Different Type Of Slump Test Indications?
Last Answer : Answer : Slump tests are performed to empirically measure the work ability of fresh concrete. It is used to measure the consistency of the concrete. In general there are three different types of slumps that ... the mix of concrete is simply too wet. The mix is considered to be harsh and lean.
Description : What type of boiler is supercritical boiler a. Drum type b. Once through type c. Both d. None
Last Answer : b. Once through type
Description : One function of the movable cams in a drum-type motor controller is to _____________. A. regulate the speed of the motor B. maintain resistance contacts in clean condition C. insulate the operating handle D. limit the amount of load put on the motor
Last Answer : Answer: A
Description : Which of the following describes the action when the handle is moved to the start position of a drum-type motor controller used with a compound motor? A. Full current is supplied to the shunt field, ... armature. D. Reduced line current is supplied to the shunt field, series field, and armature.
Last Answer : Answer: C
Description : An economiser in a boiler........ A]Increases steam pressure. B]Increases steam flow C]Decreases fuel consumption D]Decreases steam pressure
Last Answer : C]Decreases fuel consumption
Description : Sketch energy flow diagram for steam boiler
Last Answer : Fig. Energy flow diagram of Steam Boiler
Description : How is water vapor getting into this process plumbing?
Last Answer : answer:May not be an answer, but 10 psi is less than ambient. Was the leak test for a vacuum or for positive pressure? If it is a vacuum leak it would bring in moisture.
Description : Factors affecting cooling of water in a cooling tower are: a. Temperature of air b. Humidity of air c. Temperature of hot air d. All of the above
Last Answer : Ans:- d. All of the above
Description : For What Purpose Bedding Is Used Under Storm Water Drains, Explain?
Last Answer : Answer : Beddings are primarily made up of granular or concrete materials. They are primarily used for the following purposes: They are used to provide a more uniform support for the under ... sockets. Otherwise it can lead to uneven stress being induced on the pipes eventually damaging it.
Description : Low water in boiler drum is unsafe because it may result in overheating of water tubes in furnace. Why it is unsafe to have high water condition in boiler drum ?
Last Answer : High drum level does not allow steam separation to be effective and some water can be carried over with steam which is not desirable for steam turbine.
Description : What is called as the heart of the Lamont boiler? a. Water drum b. Centrifugal pump c. Furnace d. Blower
Last Answer : b. Centrifugal pump
Description : Function of fusible plug in a boiler is to (A) Drain out water and sludge from the boiler during repair (B) Put off fire in the furnace when water level in the boiler falls to unsafe limit (C) Guard the boiler in case of abnormal rise in steam pressure (D) All (A), (B) & (C)
Last Answer : (B) Put off fire in the furnace when water level in the boiler falls to unsafe limit
Description : Blow off cock is provided in steam boiler to (A) Guard the boiler in case of abnormal rise in steam pressure (B) Drain out water and sludge during its repair (C) Regulate the supply of water in boiler (D) Put out the fire in the furnace when the water level in the boiler falls to unsafe limit
Last Answer : (B) Drain out water and sludge during its repair
Description : Please ripley me due to emergency
Last Answer : To calculate the flux density in the ring, you need to use the following formula: B = (μ * I * N) / (2 * π * r) where: B is the flux density in the ring (in teslas) μ is the relative permeability ... 2 * π * 0.127 m) = 0.53 T So the flux density in the ring would be approximately 0.53 teslas.
Description : Can a Schizophrenic study Engineering?
Last Answer : You can ask the university’s disability counselor. You might get an accommodation as a special student or take fewer classes, and go part time. Congratulations on improving your situation.
Description : Mechanical engineers: how should one think about using an electric motor actuator vs a hydraulic actuator powered by an electric pump?
Last Answer : Too much wear on gears (and they would have to be huge), much more power advantage with hydraulics. Less parts. And more cost effective. And take up less space.
Description : How long is the longest rope ever manufactured?
Description : Is it clear what a flying car is from the images in the following page?
Last Answer : Yeah. Why? And, I don’t know. If you’ve seen the ‘Blade Runner’, and some other science fictions series and films, it just looks neat. But I doubt we’ll have much of those things until the relatively distant future… if then.
Description : Does anyone have advice about building a new pole barn on my property?
Last Answer : So you intend to keep the current concrete floor?
Description : Do the new digital thermometers stay in your mouth when you use them?
Last Answer : They pop out of my mouth too. Yes, they need redesigned. I went back to the old fashion thermometers with mercury.
Description : Which College is best for Marine Engineering?
Last Answer : The Merchant Marine Academy
Description : Why is engineering so hard to get into?
Last Answer : Because even top students flunk out. If you don’t have “the knack” and good academic discipline then understanding the core curriculum simply will not happen. It’s no picnic, it’s more like the revenant.
Description : Where do you find buildings that are both earthquake proof as well as flood proof?
Last Answer : California.
Description : Fluther engineers, can you reproduce the technology in an food assembly line?
Last Answer : answer:If the world collapses there will be bigger problems than restoring food processing and packaging on assembly lines. One of the bigger problems will be finding people willing to raise food crops ... not going to be one of the first industries to re-emerge from a collapse of civilization.
Description : What is computer engineering like when compared to working at McDonalds?
Last Answer : answer:McDonalds you just take shit from your boss, and from customers while working a shit wage. My buddy describes his engineering job like hanging out in the college library working out a problem. ... those who feel their skills makes them a better human being/deserving of a higher wage.
Description : What types of non-physics/math based engineers are there?
Last Answer : Choo-choo train. You get to choose your scale rather than your degree.
Description : How can I introduce teaching code to my soon to be 2 year old son?
Last Answer : Building with blocks, making mud pies, playing with Thomas the Tank Engine and making the tracks fit. Don’t worry about specific skill preparation; all creative play is good. Your son might decide he wants to be a ballerina!
Description : What is the max square feet or cubic feet for residential air conditioners?
Last Answer : JLeslie This Link seems to keep is simple and I like that it is tabled by temp zones.