A counter flow heat exchanger is used to heat water from 30°C to 70°C using gases at 300°Cto be cooled to 150°C. LMTD is°C.

Answered: Image /qna-images/answer/e95a155b-761b-4541-9007-b472b791154c.jpg

Answered: exchanger is used to heat water from…

Engineering

Mechanical Engineering

exchanger is used to heat water from 30°C C. LMTD is °C.

Refrigeration and Air Conditioning Technology (MindTap Course List)

8th Edition

ISBN:9781305578296

Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Chapter28: Special Refrigeration Applications

Section: Chapter Questions

Problem 19RQ: Two methods used to power refrigeration compressors on a ship are _____and ____.

See similar textbooks

Related questions

Q: student is pulling the free end with a velocity of 2.75 ft/s. a) What is the mechanical advantage be...

Q: 4. A cylindrical steam boiler is to be constructed. The cost of the labor and metal sheets to make t...

A: according to the given question

Q: A horizontal venturimeter with inlet and throat diameter of 160 mm and 60 mm respectively is used me...

A: Write the formula for discharge of a venturimeter. Q=CdA1A22gHA12-A22 Here, Q is the discharge of ve...

Q: 18 kN 18 kN/m For the beam and loading shown, determine the deflection at |B C W250 × 22.3 point B. ...

A: Answer: The deflection at point B is 5.12 mm.

Q: 20. Spring Theory. One end of a spring with spring constant k = 6.50N /m is connected to a ball of m...

A: Given: The spring constant, k = 6.5 N/m The mass of the ball, m = 5 kg The initial length of the spr...

Q: Determine the acceleration (in m/s²) of an object which .. a. moves in a straight line with a consta...

A: To determine the acceleration for the given conditions.

Q: 3. Two plates are connected by bolts as shown in the figure. Compute the maximum force F that can be...

Q: depth to which the open end is submerged.

A: Need to find the depth to which the open end is submerged.

Q: Home Work Example: For the system shown in Figure calculate the height H of the oil at which the rec...

A: Given Data The specific gravity of the oil is: SG=0.8 The height of the gate is: h=1.5 m The width ...

Q: 5.17 : The following particulars relate to a test c the surface condenser of a steam turbine. Absolu...

Q: (c) Replace the loading on the frame in Figure 2 by a single resultant force. Specify where its line...

A: Explanation: The stepwise procedure to solve this problem is shown in the following attached image:

Q: The structure below supports a 4-kN force. It is constrained by the cords BC and BD and by a ball-so...

Q: 5.0 How much heat is needed to completely vaporized 100 kg of ice at -10 °C if the pressure is held ...

Q: the pressure represented by a column of a. 10cm of water. b. 5cm of oil of relative density 0.75. c....

A: Given Data : Column of : a. 10cm of water.b. 5cm of oil of relative density 0.75.c. 2cm of mercury

Q: During test on a sample of steel bar 25 mm in diameter, it is found that the pull of 50 kN produces ...

A: Given data as per question Diameter=25 mmArea of bar=π4×252=490.87 mm2Force=50 kNdeformation in leng...

Q: central station is supplying energy to a community through Four substations. The 2-hour average dema...

A: Diversity factor is define as the ratio of the sum of the maximum demands of the various part of the...

Q: Determine if it is steady heat transfer or one dimensional heat transfer. Heat transfer in a hot...

A: In this problem, it is asking that heat transfer in a hot egg placed into a refrigerator where tempe...

Q: How can you give the effect of the hydraulic brake

A: Given Data : Effect of hydraulic break

Q: Replace the 10-kN force acting on the steel column by an equivalent force-couple system at point O. ...

Q: A condenser containing air and water, the pressure is 22 kPa absolute. What js the gage pressure in ...

Q: d) A leather round belt transmit power from small pulley rotates 1200 rpm. The diameter of small pul...

A: Tension on the tight side =T1 Tension on the slack side= T2 (T1/T2) = 2 (T1/T2)= eμθ μ= coefficient...

Q: The direct stresses at a point in a material are 160N/mm2 (tensile) and 120N/mm2 (compressive). The...

A: The principal stresses at any point in a body can be calculated using the formula given below as- σ1...

Q: After loading an elastic body, its length in the x -axis direction increases by 0.0005 cm in cm, whi...

A: Calculate the normal strains in x, y and z-directions.

Q: Calculate the force in member AB. 2 kN 2 m В 2 m 2 m 4 kN 3 m E O 8.94 kN (C) O 8.00 kN (C) O 8.00 k...

A: We will solve the given truss problem by considering point A , angle θ is found by, tanθ = (3/6) s...

Q: Which of the following sets of measurements can be used to calculate acceleration? time and distance...

A: Since acceleration is defined as the rate of change of velocity means it is defined as the ratio of ...

Q: efine and discuss the important parts of the Duplex Pump.

A: defination a pump with two cylinders especially : one whose plungers are driven directly by the pis...

Q: wide flange W 14x30 cantilever beam is loaded with 5000 lb at A and a moment of 25000 lb-ft at B as ...

Q: 1. A plate is subjected to a couple Fd, with d= 20cm , as shown below left. Verify that the couple c...

A: Hi. as you have posted multiple questions and have not specified which question needs to be solved, ...

Q: The resultant of the reactions at D is nearest to: 880N 1363N O 1595N O NONE OF THE GIVEN CHOICES O ...

A: Draw the free-body diagram of member AC.

Q: 15. The position x(in meters) of a particle moving along a straight line is given by x = 90( 1 – e0 ...

Q: The truss is composed of equilateral triangles and supports the load L. Determine the forces in memb...

Q: A rectangular plane, 1.2 m by 1.8 m is submerged in water and makes an angle of 30 degrees with the ...

Q: Redondee sus respuestas al entero mas cercano ej.: 24 MPa, 6 -12 MPa. 20 KN 12 KN-m B.B 4 m 380 mm 2...

Q: Problem 2. 4 A 60 ton rail car moving at 1 mile/hr is coupled to a second stationary rail car. If th...

Q: Figure Q2 (a) shows a bar that loaded as below. Given: F1=11 N, F2=23 N and e= 30°. (Please provide ...

Q: rection: Locate the center of gravity in figures A & B by putting a dot or a point in each of the fo...

A: centre of garvity is the point where the gravitational force is acting through

Q: In a boat race, boat A is leading boat B by 50 m and both boats are traveling at a constant speed of...

Q: Find the values of mean, median, variance and standard deviation.

A: To find mean, median, variance andstandard deviation.

Q: etermine the force in member DJ. K 3 m B C D. E -2 m-2 m -+2 m-- 2 m-+ 2 m --2 m-- 4 kN 5 kN 6 kN 8 ...

A: As per the given option, none of the given choices is correct.

Q: An aluminum alloy [E = 10,000 ksi; ơy = 40 ksi] pipe (1) is connected to a bronze [E = 16,000 ksi; O...

Q: is used to pump brine whose density is 1,158 kg/m3 at a rate of 0.37 m3/s from a depth of 344 m. By ...

Q: Problem 2.15 As shown in Fig. 2.26, consider a block that weighs W. Due to the effect of gravity, th...

A: Given Data The weight of the block is: W The angle of the slope is: θ The coefficient of kinetic fr...

Q: Find the reactions at the fixed connection at A. 4 N/m 2m 4m O NONE OF THE GIVEN CHOICES O RA = 24N;...

Q: A boy slides down a water chute, starting from rest at A. Neglecting friction. a. which of the fol...

Q: Please refer to the following question The truss loaded as shown has a pin support at B and a roller...

Q: 1. Find the centroid of the shaded region. -12 cm- 4 cm 4 cm 3 cm cm '3 cm 2 cm 2 cm

A: Draw the given diagram with segments.

Q: The structure below supports a 4-kN force. It is constrained by the cords BC and BD and by a ball-so...

A: Free body diagram:

Q: What is the center of gravity in this figure?

A: given; center of gravity on given figure?

Q: A flanged wooden shape is used to support the loads shown on the beam. The dimensions of the shape a...

Q: 4" REF. 아GIN 5"

A: As per given We have to determine center of gravity at X- axis and Y-axis

Concept explainers

Forms of Energy

Energy is described as the capability to accomplish a task, like the ability to push a block by applying force on it. It is a quantitative property that is used to accomplish work on an object.

Question

A counter flow heat exchanger is used to heat water from 30°C to 70°C using gases at 300°C
to be cooled to 150°C. LMTD is
°C.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.

Similar questions

Example: 100 TR refrigeration capacity of air condition plant using R134a has evaporating and condensing temperature of 0°C and 35°C respectively, the refrigerant enters with degree of super heat of 7°C. Find 1- Dryness fraction of the vapour entering the evaporato. 2- The mass flow rate of refrigerant, and 3- COP of the system
In a 14 TR ammonia refrigeration plant, the condensing temperature is 250C and evaporating temperature -100C. The refrigerant ammonia is sub-cooled by 5 0C before passing through the throttle valve. The vapor leaving the evaporator is 0.97 dry. Find: 1. Coefficient of performance: and 2. Power required. Use refrigerant table for properties of ammonia at 250C and -100C.
R-134a as a refrigerant, in a cooling machine used; refrigerant to evaporator (evaporator) 0.15 drynessIt enters with a temperature of -12 oC and a flow rate of 0.028 kg/s and leaves the evaporator as saturated steam. cooling machineSince it works according to the reverse Carnot cycle and the compressor consumes 1.45 kW of power a) Find the efficiency coefficient of the cooling machine. b) Calculate the heat given to the outside environment c) Calculate the condenser temperature
A 110-volt electrical heater is used to warm 0.3 m3/s of water from 19oC to 98oC .Assume heat conversion loss of 25% of the total heat supplied, how much current inamperes must be supplied to this heater?
. In an absorption type refrigerator, the heat is supplied to NH3 generator by condensing steam at 200 kPa and 90% dry. The temperature in the refrigerator is to be maintained at -5 OC. Find the maximum COP possible. If the refrigeration load is 18 tons and actual COP is 70% of the maximum COP, find the mass of steam required per hour. Assume an atmospheric temperature of 37OC.
R-134a as a refrigerant, in a cooling machine used; refrigerant to evaporator (evaporator) 0.15 drynessIt enters with a temperature of -12oC and a flow rate of 0.028 kg/s and leaves the evaporator as saturated steam. cooling machineSince it works according to the reverse Carnot cycle and the compressor consumes 1.45 kW of power a) Find the efficiency coefficient of the cooling machine. b) Calculate the heat given to the outside environment c) Calculate the condenser temperature
A refrigeration system operates an ideal vapor compression using R-143a with an evaporator temperature of-30°C and the condenser exist temperature of 50°C and requires 75 KW motor to drive the compression. What is the cooling capacity of the refrigerator in KW? And find COP.
Water at 55°C is cooled in a The temperature of the surrounding air is from the condenser is 2,300,000 kJ/h. Find the capacity in liters per second of the pump used in the cooling tower. cooling tower which has 32°C dry bulb and 70% RH. an efficiency of 65%. The heat dissipate
A steam engine isentropically expand 5kg/sec of the steam from the 0.70 mpa 250°c, the exhaust is dry saturated, def; (a) work of non flow process (b) final temperature (c) work of the steam flow process
2)A Carnot Cooler delivers 2500 energy to the environment at 80°C. If wnet is 1100kj for this Cooler, what should be the efficiency value? of
Fill in the blanks: An ammonia vapor compression system includes a liguid to suction vapor heat exchanger in the system. The heat exchanger warm the saturated vapor coming from the evaporator from -10°C to 5°C with liquid which comes from the condenser at 30°C. Calculate the following a.) mass flow rate of refrigerant if it vaporizes at the rate of 3 Lps from the evaporator, kg/s Qu b.) refrigeration capacity, TOR c.) compressor's work in Hp d.) COP, e) heating capacity of the heat exchanger, kW
Steam is supplied to a turbine at 600 psia with 200 F superheated and exhausts to the condenser at 0.7 psia . Assume the process to be isentropic and use the steam table to find : a.) The entropy and enthalpy at inlet. b.) The enthalpy and moisture content at exhaust.