A basic hydrogenoxygen fuel cell operates at 600 K instead of 298 K, as in Example 13.15.

Question:

A basic hydrogen–oxygen fuel cell operates at 600 K instead of 298 K, as in Example 13.15. For a total power of 5 kW, find the hydrogen mass flow rate and the exergy in the exhaust flow.

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Fundamentals Of Thermodynamics

ISBN: 9781118131992

8th Edition

Authors: Claus Borgnakke, Richard E. Sonntag

See More Books

Question Posted: Jun 25, 2021 08:16 AM

See More Questions

The H2O2 fuel cell converts elemental hydrogen and oxygen into water, producing, theoretically, 1.23 V of energy. What is the most sustainable way to obtain hydrogen to run a large number of fuel...
In Example 14.16, a basic hydrogenoxygen fuel cell reaction was analyzed at 25C, 100 kPa. Repeat this calculation, assuming that the fuel cell operates on air at 25C, 100 kPa, instead...
In Example 14.16, a basic hydrogenoxygen fuel cell reaction was analyzed at 25C, 100 kPa. Repeat this calculation, assuming that the fuel cell operates on air at 25C, 100 kPa, instead of on pure...
Find the incarization of the function x) - Vx+ 4 at a-5 and use it to approximate the numbers 8.97 and y9.05. Are these approximations overestimates or underestimates? SOLUTION The derivative of fx)...
The following is information regarding adjusted account balances for Leonardo Painters at September 30, 2014: Part 1 During October, Leonardo Painters recorded $1,746,000 in total revenues, all on...
The circular dish, whose cross section is shown, has an outside diameter of 0.20 m. A water jet with speed of 35 m/s strikes the dish concentrically. The dish moves to the left at 15 m/s. The jet...
2. Prepare a training plan for the employees. Will you train them all at once or in groups? Why?
Hagler Corporation purchased a building by signing a $150,000 long-term mortgage with monthly payments of $1,200. The mortgage carries an interest rate of 8 percent per year. Prepare a monthly...
P10-12 Payback and NPV Neil corporation has three projects under consideration. The cash flows for each project are shown in the following table. The firm has a 16% cost of capital. Project A Project...
Enlightened Eats in Anchorage, Alaska, has six employees who are paid semimonthly. Calculate the net pay from the information provided below for the November 15 pay date. Assume that all wages are...
A reversible fuel cell operating with hydrogen and pure oxygen produces water at the reference conditions P 0 , T 0 ; this is described in Example 13.15. Find the work output and any heat transfer,...
Power plants may use off-peak power to compress air into a large storage facility (see Problem 7.55). The compressed air is then used as the air supply to a gas-turbine system where it is burned with...
Is dielectric strength the same thing as dielectric constant? Explain any differences between the two quantities. Is there a simple relationship between dielectric strength and dielectric...
Leslie Sporting Goods is a locally owned store that specializes in printing team jerseys. The majority of its business comes from orders for various local teams and organizations. While Leslie's...
Euclid acquires a 7-year class asset on May 9, 2022, for $153,000 (the only asset acquired during the year). Euclid does not elect immediate expensing under 179. He does not claim any available...
Williams & Sons last year reported sales of $10 million, cost of goods sold (COGS) of $8 million, and an inventory turnover ratio of 2. The company is now adopting a new inventory system. If the new...
A ceramic manufacturer promised to deliver 25 crates of vases to a Japanese importer under a "CFR" INTERCOM agreement. During transit, however, a large number of vases were broken. The buyer wants to...
A company receives $364, of which $23 is for sales tax. The journal entry to record the sale would include a ?
Whole Foods, Inc., had sales revenue of $560,000, cost of goods sold of $224,000, and net income of $84,000 for the year. An average of 8,000 shares of common stock were outstanding during the year....
Clark, PA, has been engaged to perform the audit of Kent Ltd.s financial statements for the current year. Clark is about to commence auditing Kents employee pension expense. Her preliminary enquiries...
Cinchocaine is a long-acting local anesthetic used in spinal anesthesia. Identify the most basic nitrogen atom in cinchocaine. N. N. Cinchocaine
For each pair of compounds, identify the stronger base. (a) (b) (c) vs. N. N. z. Vs. %3D N. N.
Draw the structure of each of the following compounds: (a) N-Ethyl-N-isopropylaniline (b) N,N-Dimethylcyclopropylamine (c) (2R,3S)-3-(N,N-Dimethylamino)-2-pentanamine (d) Benzylamine
Question 3 (24 marks) Wonderful Technology Company Limited sells computers and accessories. Data of the store's operations are as follow: Sales are budgeted at $400,000 for December 2019, $420,000...
Kratz Manufacturing Company uses an activity-based costing system. It has the following manufacturing activity areas, related cost drivers and cost allocation rates: Activity Cost Driver Cost...
You are a Partner with Fix-It Consultants and have been engaged in an advisory capacity with a software company, called MoveFast. The company is seeing a sharp decline in revenue, with the primary...

A basic hydrogenoxygen fuel cell operates at 600 K instead of 298 K, as in Example 13.15.

Question:

Step by Step Answer:

In a basic hydrogenoxygen fuel cell operating at 600 K the exergy in the exhaust flow can be calcula...View the full answer

Fundamentals Of Thermodynamics

Students also viewed these Sciences questions