Fundamentals of Heat and Mass Transfer
7th Edition
ISBN: 9780470917855
Author: Bergman, Theodore L./
Publisher: John Wiley & Sons Inc
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Question
Chapter 10, Problem 10.50P
(a)
To determine
Heat transfer and condensation rates for vertical plate.
(b)
To determine
Heat transfer and condensation rates for inclined plate.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
Saturated steam at 1 atm condenses on a 3 m high and 5 m wide vertical plate that is maintained at o 90 C by circulating cooling water through the other side. Determine: a) The rate of heat transfer by condensation to the plate, and b) The rate at which the condensate drips off the plate at the bottom.
All properties should be evaluated at the temperature of the steam.Saturated, pure steam at 65 ºC condenses on the surface of a vertical tube with outersurface diameter 2 cm which is maintained at a uniform temperature of 35 ºC. Determinethe tube length for a condensate flow rate of 5 x 10-3 kg/s.
Saturated steam at 1 atm condenses on a 3-m-high and 5-m-wide vertical plate that is maintained at 90 0C by circulating cooling water through the other side. Determined (a) the rate of heat transfer by condensation to the plate, and (b) the rate at which the condensate drips off the plate at the bottom (Please use the condensation formulations at the Geankoplis).
Chapter 10 Solutions
Fundamentals of Heat and Mass Transfer
Ch. 10 - Show that, for water at 1-atm pressure with...Ch. 10 - The surface of a horizontal. 7-mm-diameter...Ch. 10 - The role of surface tension in bubble formation...Ch. 10 - Estimate the heat transfer coefficient, h,...Ch. 10 - Prob. 10.5PCh. 10 - Prob. 10.6PCh. 10 - Prob. 10.7PCh. 10 - Prob. 10.8PCh. 10 - Calculate the critical heat flux on a large...Ch. 10 - Prob. 10.11P
Ch. 10 - Prob. 10.12PCh. 10 - Prob. 10.13PCh. 10 - Prob. 10.15PCh. 10 - Prob. 10.16PCh. 10 - Consider a gas-fired boiler in which five coiled,...Ch. 10 - Prob. 10.18PCh. 10 - Prob. 10.19PCh. 10 - Prob. 10.20PCh. 10 - Prob. 10.22PCh. 10 - Prob. 10.24PCh. 10 - Prob. 10.25PCh. 10 - A small copper sphere, initially at a uniform,...Ch. 10 - Prob. 10.28PCh. 10 - A disk-shaped turbine rotor is heat-treated by...Ch. 10 - A steel bar, 20 mm in diameter and 200 mm long,...Ch. 10 - Electrical current passes through a horizontal....Ch. 10 - Consider a horizontal. D=1 -mm-diameter platinum...Ch. 10 - Prob. 10.34PCh. 10 - Prob. 10.35PCh. 10 - Prob. 10.36PCh. 10 - Prob. 10.37PCh. 10 - A polished copper sphere of 10-mm diameter,...Ch. 10 - Prob. 10.39PCh. 10 - Prob. 10.40PCh. 10 - Consider refrigerant R-134a flowing in a smooth,...Ch. 10 - Determine the tube diameter associated with p=1...Ch. 10 - Saturated steam at 0.1 bar condenses with a...Ch. 10 - Prob. 10.45PCh. 10 - Prob. 10.46PCh. 10 - Prob. 10.47PCh. 10 - Prob. 10.48PCh. 10 - Prob. 10.50PCh. 10 - Prob. 10.53PCh. 10 - The condenser of a steam power plant consists of...Ch. 10 - Prob. 10.56PCh. 10 - Prob. 10.61PCh. 10 - Prob. 10.62PCh. 10 - A technique for cooling a multichip module...Ch. 10 - Determine the rate of condensation on a 100-mm...Ch. 10 - Prob. 10.66PCh. 10 - Prob. 10.67PCh. 10 - Prob. 10.70PCh. 10 - Prob. 10.71PCh. 10 - Prob. 10.74PCh. 10 - Prob. 10.75PCh. 10 - A thin-walled cylindrical container of diameter D...
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
- Water is boiled at atmospheric pressure in a square (0.2 m x 0.2 m) pan placed on top of a heating unit. Pan is made of polished copper and the surface tension of liquid-vapor interaction is 0.06 N/m. The coefficient Ccr is 0.15. What should be the maximum bottom surface temperature of the pan for safe operation? Properties of water: ρl=960 kg/m3 ρv=0.6 kg/m3 μl=0.3x10-3 kg/ms cpl=4200 J/kgK Prl=2 hfg=2257x103 J/kgarrow_forwardAt 101.325 kPa, the latent heat of boiling latent heat of water is 2257 kJ/kg. Calculate the amount of heat that must be added to 1 kg of water at 27°C in order to boil. *arrow_forwardA poultry house in Mogobane, is made of 100mm fired clay bricks. In winter, the inside air temperature is 24°C and the relative humidity is 75%. The outside temperature is at 1°C and the relative humidity is 25%. Determine whether condensation will occur within this wall. If there is condensation, suggest mitigating measures and show that indeed the measures will work.arrow_forward
- Saturated, pure steam at a temperature of 170 oC condenses on the outer surface of a vertical tube of outer diameter 2 cm and length 1.5 m. The tube surface is maintained at a uniform temperature of 150 oC. Calculate: the local film condensation heat-transfer coefficient at the bottom of the tube. the average condensation heat-transfer coefficient over the entire length of the tube. the total condensation rate at the tube surface.arrow_forwardWater is to be boiled at atmospheric pressure in a polished copper pan by means of an electric heater. The diameter of the pan is 0.51 m and is kept at 111 deg C. What is the power required to boil the water? Tsat = 100°C; Properties of water at 100°C: Density, ρl= 961 kg/m3; Kinematic viscosity, ν = 0.293x10-6 m2/s; Prandtl Number, Pr = 1.740; Specific heat, Cpl = 4216 J/kg.K; Dynamic viscosity, μ = ρ × ν = 961 × 0.293 × 10-6 = 281.57 x10-6 Ns/m2; hfg = 2256.9 kJ/kg; ρv = 0.597 kg/m3; σ = 0.0588 N/m; Csf=0.013; n=1; Select one: a. 25964.0356 b. 52997.1101 c. 49373.4011 d. 38911.7986arrow_forward1. In your own words, define the quality and explain if it has a meaning in the superheated region quality? Does it have any meaning in the superheated vapor region? 2. Is it true that water boils at higher temperature at higher pressure? Explainarrow_forward
- In an aluminum pot, 0.796 kg of water at 100 °C boils away in four minutes. The bottom of the pot is 1.03 × 10-3 m thick and has a surface area of 0.0294 m². To prevent the water from boiling too rapidly, a stainless steel plate has been placed between the pot and the heating element. The plate is 2.67 x 10-3 m thick, and its area matches that of the pot. Assuming that heat is conducted into the water only through the bottom of the pot, find the temperature in degrees Celsius at the steel surface in contact with the heating element. Number i Unitsarrow_forwardVery urgent.arrow_forwardExample 7 A cooking pan whose inner diameter is 20 cm is filled with water and covered with a 4-kg lid. If the local atmospheric pressure is 101 kPa, determine the temperature at which the water starts boiling when it is heated. Answer: 100.2°C Patm = 101 kPa mlid = 4 kg H,0arrow_forward
- Define the Specific Heat Relations of Ideal Gasesarrow_forwardthree kg of saturated water at 125 kPa is completely vaporized. Calculate the volumearrow_forwardThe condensation process of vapors on the outside of horizontal tube banks is described by the equation below, NNU = 0.725 (g p² hfg Do³) μ Δt Ν κ At 45 C R-22 properties are: Density, p Dynamic viscosity, μ Latent heat, hfg Thermal conductivity, k where N tubes/row At = hfg AT = difference between wall surface & R-22 NNu Refrigerant - 22 condenser operating at 45 C cooled with water from cooling tower entering at 30 C and leaves at 36 C. The condenser is shell-tube type with copper tubes of 14 mm ID & 16 mm OD arranged with 3 tubes per row (N). a) Compute the convective heat transfer of R-22 in W/m²K. = 1,109 kg/m³ 0.00018 Pa s 160.9 kJ/kg 0.0779 W/m K (*50-45) = 5 C (*from sample problem #2 pipe wall temperature) diff. of temp between wall & fluid latent heat of condensation generally a function of (NR₂. Npr) D/ karrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Principles of Heat Transfer (Activate Learning wi...Mechanical EngineeringISBN:9781305387102Author:Kreith, Frank; Manglik, Raj M.Publisher:Cengage Learning
Principles of Heat Transfer (Activate Learning wi...
Mechanical Engineering
ISBN:9781305387102
Author:Kreith, Frank; Manglik, Raj M.
Publisher:Cengage Learning
Thermodynamics: Maxwell relations proofs 1 (from ; Author: lseinjr1;https://www.youtube.com/watch?v=MNusZ2C3VFw;License: Standard Youtube License