Problem Table Algorithm

Given a hot stream with supply temperature (Ts) of  $170^oC$  and $\Delta T_{\min}$  of   $10^oC$ . What is the stream shifted supply temperature (Ts')?

• $170^oC$

• $165^oC$

• $160^oC$

• $175^oC$

• $180^oC$

Given a cold stream with target temperature (Tt) of  $135^oC$  and $\Delta T_{\min}$  of   $10^oC$ . What is the stream shifted supply temperature (Tt')?

•  $135^oC$ 

•  $140^oC$ 

•  $130^oC$ 

•  $145^oC$ 

•  $125^oC$ 

The Problem Table Algorithm has been partially constructed as shown in Table A. Given also ΔTmin = 10oC. What should the value at <1> be?

• 6.4

• 98.5

• 15

• 20

• 6.5

The Problem Table Algorithm has been partially constructed as shown in Table A. Given also ΔTmin = 10oC. What should the value at <2> be?

• 6.4

• 98.5

• 15

• 20

• 6.5

The Problem Table Algorithm has been partially constructed as shown in Table A. Given also ΔTmin = 10oC. What should the value at <3> be?

• 6.4

• 98.5

• 15

• 20

• 6.5

The Problem Table Algorithm has been partially constructed as shown in Table A. Given also ΔTmin = 10oC. What should the value at <4> be?

• 6.4

• 98.5

• 15

• 20

• 6.5

The Problem Table Algorithm has been partially constructed as shown in Table A. Given also ΔTmin = 10oC. What should the value at <5> be?

• 6.4

• 98.5

• 15

• 20

• 6.5

The Problem Table Algorithm has been partially constructed as shown in Table A. Given also ΔTmin = 10oC. What should the value at <6> be?

• 6.4

• 98.5

• 15

• 20

• 6.5

Given the stream data in Table 1. What is the initial hot utility requirement (in MW)?

• 264

• 744

• 827.5

• 402.5

• 552.5

Given the stream data in Table 1. What is the initial cold utility requirement (in MW)?

• 264

• 744

• 827.5

• 402.5

• 552.5