DWSIM/C3/Absorption-Column/English-timed - Revision history

Sandhya.np14 at 11:05, 25 September 2018

2018-09-25T11:05:53Z

Sandhya.np14 at 09:22, 16 August 2018

2018-08-16T09:22:30Z

PoojaMoolya: Created page with "{| border=1 |'''Time''' | '''Narration''' |- | | 00:01 | | Welcome to this tutorial on simulating an '''Absorption Column '''using '''CAPE-OPEN Unit Operation''' in '''..."

2018-08-08T11:55:29Z

Created page with "{| border=1 |'''Time''' | '''Narration''' |- | | 00:01 | | Welcome to this tutorial on simulating an '''Absorption Column '''using '''CAPE-OPEN Unit Operation''' in '''..."

New page

{| border=1
|'''Time'''
| '''Narration'''

|-
| | 00:01
| | Welcome to this tutorial on simulating an '''Absorption Column '''using '''CAPE-OPEN Unit Operation''' in '''DWSIM'''.

|-
| | 00:09
| | In this tutorial, we will learn to: Simulate an '''Absorption Column'''

|-
| | 00:16
| | Use '''ChemSep '''column as '''CAPE-OPEN '''Unit Operation

|-
| | 00:20
| | Specify '''Thermodynamics '''in '''ChemSep '''column

|-
| | 00:24
| | Specify '''Pressure profiles''' & '''Method ''' in '''ChemSep '''column

|-
| | 00:29
| | To record this tutorial, I am using '''DWSIM 5.2 (Classic UI)''' and '''Windows 10'''

|-
| | 00:39
| | The process demonstrated in this tutorial is identical in other OS also such as-

'''Linux'''

'''Mac OS X''' or

'''FOSSEE OS''' on '''ARM'''.

|-
| | 00:51
| | To practice this tutorial, you should know

|-
| | 00:56
| | To add components to a '''flowsheet'''

|-
| | 01:00
| | Select '''thermodynamic''' packages

|-
| | 01:03
| |Add '''material streams''' and specify their properties

|-
| | 01:08
| | The prerequisite tutorials are mentioned on our website

|-
| | 01:13
| |You can access these tutorials and all the associated files from this site.

|-
| |01:19
| | We will develop a '''flowsheet''' to determine '''Outlet stream''' properties after absorption.

|-
| | 01:26
| | Here we give '''compounds''', '''inlet stream conditions''' and '''property package'''.

|-
| | 01:32
| | I have already opened '''DWSIM''' on my machine.

|-
| |01:37
| | Go to '''File''' menu and select '''New Steady-state Simulation.'''

|-
| | 01:43
| | The '''Simulation Configuration Wizard''' window appears.

|-
| | 01:48
| | At the bottom, click on '''Next'''.

|-
| | 01:52
| | Now, in the '''Compounds search''' tab, type '''Methane.'''

|-
| | 01:57
| | Select '''Methane '''from '''ChemSep '''database.

|-
| | 02:01
| | Next, add '''Ethane.'''

|-
| | 02:05
| | Similarly, add '''Propane.'''

|-
| | 02:09
| | Next, add '''N-Butane.'''

|-
| | 02:13
| | Next, add '''N-Pentane.'''

|-
| |02:17
| | Next, add '''N-dodecane.'''

|-
| |02:21
| | At the bottom, Click on '''Next''' button.

|-
| | 02:25
| | Now comes '''Property Packages.'''

|-
| |02:28
| | From '''Available Property Packages''' , double-click on '''Peng-Robinson.'''

|-
| | 02:34
| | At the bottom, Click on '''Next''' button.

|-
| | 02:38
| | We are moved to '''Flash Algorithm'''.

|-
| | 02:42
| | From '''Default Flash Algorithm, '''select '''Nested Loops(VLE)'''

|-
| | 02:48
| | At the bottom, Click on '''Next''' button.

|-
| | 02:52
| | Next option is '''System of Units.'''

|-
| |02:56
| | Under '''System of Units''', select '''C5'''.

|-
| | 03:01
| | Lastly, at the bottom, click on the '''Finish '''button.

|-
| | 03:06
| | Let us maximize the simulation window.

|-
| | 03:10
| | Now let’s insert a '''feed stream''' that enters the '''Absorption Column'''.

|-
| | 03:16
| | On the right hand side of the main simulation window, go to '''Flowsheet Objects.'''

|-
| | 03:22
| | In the '''Filter List '''tab, type '''Material Stream.'''

|-
| | 03:27
| | From the displayed list, drag and drop a '''Material Stream''' to the '''Flowsheet'''.

|-
| | 03:33
| | Click on the '''Material Stream “MSTR-000”''' to view its properties.

|-
| |03:40
| | Let’s change the name of this '''stream''' to''' Absorbent Oil.'''

|-
| | 03:45
| | Now we will specify the '''Absorbent Oil stream''' properties.

|-
| | 03:51
| | Select '''Flash Spec''' as '''Temperature and Pressure (TP),''' if not already selected.

|-
| | 03:57
| | By default, '''Temperature and Pressure '''are already selected as '''Flash Spec.'''

|-
| | 04:03
| | Change '''Temperature''' to '''32 degree Centrigade''' and press '''Enter.'''

|-
| | 04:09
| | Change '''Pressure''' to '''28 bar''' and press '''Enter.'''

|-
| |04:15
| | Change '''Mass Flow''' to '''12750 kg/h''' and press '''Enter.'''

|-
| | 04:24
| | Now let us specify the '''feed stream compositions.'''

|-
| | 04:29
| | Under '''Composition''', choose the '''Basis''' as '''Mole Fractions''', if not already selected.

|-
| | 04:37
| | By default, '''Mole Fractions''' is selected as '''Basis.'''

|-
| | 04:42
| | Now for '''Methane''', enter the '''Amount''' as '''0''' and press '''Enter.'''

|-
| | 04:49
| | For '''Ethane, '''enter it as '''0''' and press '''Enter'''.

|-
| | 04:54
| | Similarly, for '''Propane''', enter '''0''' and press '''Enter'''.

|-
| |05:00
| | And for '''N-Butane''', enter '''0''' and press '''Enter'''.

|-
| |05:06
| | Next, for '''N-Pentane''', enter '''0''' and press '''Enter'''.

|-
| | 05:12
| | For '''N-dodecane''', enter '''1''' and press '''Enter'''.

|-
| | 05:17
| | On the right, click on this green tick to '''Accept Changes.'''

|-
| | 05:22
| | Now drag and drop another '''Material Stream '''to the '''flowsheet'''.

|-
| | 05:27
| | Click on '''Material Stream '''“'''MSTR-001” '''to view its properties.

|-
| | 05:33
| | Let’s change the name of this '''stream '''to '''Feed Gas.'''

|-
| | 05:38
| | Now we will specify the '''Feed Gas stream''' properties.

|-
| | 05:44
| | Under '''Input Data''', select '''Flash Spec''' as '''Temperature and Pressure (TP),''' if not already selected.

|-
| | 05:52
| | By default, '''Temperature and Pressure '''are already selected as '''Flash Spec.'''

|-
| | 05:58
| | Change '''Temperature''' to '''41 degree Centrigade''' and press '''Enter'''.

|-
| | 06:05
| | Change '''Pressure''' to '''28 bar''' and press '''Enter.'''

|-
| |06:10
| | Change '''Mass Flow''' to '''11840 kg/h''' and press '''Enter.'''

|-
| | 06:19
| | Now let us specify the '''feed stream compositions.'''

|-
| | 06:24
| | Under '''Composition''', choose the '''Basis''' as '''Mole Fractions''', if not already selected.

|-
| | 06:32
| | By default, '''Mole Fractions''' is already selected as '''Basis.'''

|-
| | 06:38
| | Now for '''Methane''', enter the '''Amount''' as '''0.2''' and press '''Enter.'''

|-
| | 06:45
| | For '''Ethane, '''enter it as '''0.4625''' and press '''Enter'''.

|-
| |06:53
| | Similarly, for '''Propane''', enter '''0.3''' and press '''Enter'''.

|-
| |07:00
| | And for '''N-Butane''', enter '''0.03125''' and press '''Enter'''.

|-
| | 07:08
| | Next, for '''N-Pentane''', enter '''0.00625''' and press '''Enter'''.

|-
| |07:18
| | For '''N-dodecane''', enter '''0 '''and press '''Enter'''.

|-
| |07:23
| | On the right, click on this green tick to '''Accept Changes.'''

|-
| | 07:28
| | Now let’s insert two more '''material streams''' that exit the '''Absorption Column'''.

|-
| | 07:34
| | To do that, let us drag one '''Material Stream.'''

|-
| | 07:38
| | Let us now arrange it.

|-
| | 07:41
| | We will leave that '''stream''' as unspecified.

|-
| | 07:45
| | Then we will change the name of this '''stream '''to '''Lean Gas.'''

|-
| | 07:51
| | Next, we will insert another '''Material Stream.'''

|-
| | 07:56
| | Let us once again arrange it.

|-
| | 07:59
| | Leave that '''stream''' as unspecified.

|-
| |08:03
| | And name this '''stream '''as '''Rich Oil.'''

|-
| | 08:07
| | Now let us insert an '''Absorption Column '''into the '''flowsheet'''.

|-
| |08:12
| | Go to '''Flowsheet Objects'''.

|-
| | 08:15
| | In the '''Filter list '''tab, type '''CAPE.'''

|-
| | 08:20
| | Click on the '''CAPE-OPEN Unit Operation '''displayed.

|-
| | 08:24
| | Drag and drop it to the '''flowsheet.'''

|-
| | 08:28
| | '''Add CAPE-OPEN Unit Operation''' window opens.

|-
| |08:32
| | Select '''ChemSep''' from the displayed list of '''Unit Operations.'''

Click '''Ok.'''
|-
| | 08:40
| | Click on the added '''CAPE-OPEN Unit Operation (COUO-004)'''

|-
| | 08:47
| | We will change the name of the object to '''Absorption Column.'''

|-
| | 08:53
| | Click on '''Open CAPE-OPEN Object Editor''' in the '''Object Property Editor''' window.

|-
| | 09:00
| | The '''New Unit Operation''' pop-up window appears.

|-
| | 09:05
| | Click on the field against '''Unit Name '''and type '''Absorption Column.'''

|-
| |09:12
| | Next, click on the drop-down against '''Operation.''' Select '''Simple Absorber/Stripper.'''

|-
| | 09:22
| | Next click on the field against '''<nowiki># Stages </nowiki>'''and enter '''6.'''

|-
| | 09:30
| | Next, click on the field against '''Pressure '''and enter '''2757906 Newton per meter square

|-
| | 09:41
| | Then click on the drop-down against '''Thermo.''' Select '''ChemSep. Click '''Ok''' button.

|-
| | 09:50
| | Wait for a few seconds.

|-
| | 09:53
| | The '''ChemSep (CAPE-OPEN) -Absorption Column''' window will appear.

|-
| | 09:58
| | Close the '''ChemSep''' window by clicking the red cross button on the top right corner of the window.

|-
| | 10:05
| | Another pop-up appears, in which we will click '''No'''.

|-
| | 10:10
| | First, we will connect the '''inlet feed streams''' and '''outlet streams '''with the '''Column'''.

|-
| | 10:16
| | Then specify the '''column''' properties.

|-
| | 10:20
| | Go to the left side of the window.

|-
| | 10:23
| | Under '''Connections,''' go to''' inlet''' section.

|-
| | 10:27
| | Click on the drop-down against '''Feed2_stage6.''' And select '''Feed Gas.'''

|-
| |10:37
| | Next, click on the drop-down against '''Feed1_stage1.'''

And select '''Absorbent Oil.'''

|-
| | 10:48
| | Go to '''Outlet '''section.

|-
| | 10:51
| | Then click on the drop-down against '''TopProduct.'''

And select '''Lean Gas.'''

|-
| | 10:59
| | Then click on the drop-down against '''BottomProduct.''' And select '''Rich Oil.'''

|-
| | 11:07
| | Now we will edit the properties of the '''Absorber'''.

|-
| | 11:12
| | Click on '''Open CAPE-OPEN Object Editor.'''

|-
| | 11:18
| | The '''ChemSep''' window opens.

|-
| | 11:21
| | Click on '''Properties''' on the left side of the '''ChemSep''' window.

|-
| | 11:26
| | Here we will define the '''Thermodynamics''', '''Physical Properties''' and '''Reactions''' taking place in the '''column'''.

|-
| | 11:37
| | First, we will define the '''Thermodynamics.'''

|-
| | 11:41
| | Click on the drop-down against '''K-value.'''

Select '''EOS.'''

|-
| |11:47
| | Next, click on the drop-down against '''Equation of state.'''

And select '''Peng-Robinson 76.'''

|-
| | 11:56
| | A pop-up appears: '''Selection of new EOS model will reset model parameters, continue.'''

Click '''Yes'''

|-
| | 12:06
| | Another pop-up appears: '''Use consistent EOS to compute enthalpy.'''

Click '''Yes.'''

|-
| | 12:14
| | Now, we will load the '''Thermodynamic Model parameters.'''

|-
| | 12:19
| | On the left side, Click '''Load''' button.

|-
| | 12:23
| | '''Load interaction parameters''' window opens.

|-
| | 12:27
| | Select '''pr.ipd''' and click '''Open.'''

|-
| | 12:32
| | Available '''Peng-Robinson''' parameters for the selected compounds are displayed.

Click '''Load''' button.

|-
| | 12:41
| | There are no '''Physical Properties''' or '''Reactions''' to be defined. So, we will not specify them.

|-
| | 12:49
| | Now, we will see how to define '''Pressure profiles''' in '''ChemSep''' column.

|-
| | 12:55
| | Click on '''Pressures''' on the left side of the '''ChemSep''' window.

|-
| | 13:00
| | Click on drop-down against '''Column Pressure'''.

|-
| | 13:04
| | Here we can select the pressure type to specify for the column depending on pressure.

|-
| | 13:11
| | By-default, '''Constant pressure''' is selected.

|-
| | 13:15
| | We will not change that as the column is operated at constant pressure.

|-
| | 13:20
| | Enter '''2757906 Newton per meter sqaure against '''Top Pressure.'''

|-
| | 13:28
| | Click on '''Solve Options''' on the left side of the '''ChemSep''' window.

|-
| | 13:33
| | Here we will select the '''Method''' to solve the simulation.

|-
| | 13:37
| | Click on drop-down against '''Method.''' Select '''2-pass ideal K + constant H first''' from the displayed list.

|-
| | 13:48
| | Now we will run the '''ChemSep simulation'''.

|-
| | 13:52
| | Click on the green button located at the top of '''ChemSep''' window.

|-
| | 13:57
| | This button is to check input of problem and solve.

|-
| |14:02
| | A pop up window appears. Click '''Yes.'''

|-
| | 14:06
| | Click '''OK.'''

|-
| |14:08
| | Click '''Yes.'''

|-
| | 14:10
| | Click '''Done'''

|-
| |14:12
| | Close the '''ChemSep''' window.

|-
| |14:15
| | Now we will select a proper appearance icon for the '''Absorption Column'''.

|-
| |14:21
| | Click on the '''Absorption Column'''.

|-
| | 14:24
| | '''Object Editor Window''' opens on the left side.

Locate '''Settings''' section.

|-
| | 14:31
| | Click on the drop-down against '''Flowsheet Object Appearance.'''

|-
| | 14:36
| | Select '''AbsorptionColumn''' from the drop-down.

|-
| | 14:40
| | For better appearance of the column, right click on the column and select '''Edit Appearance.'''

|-
| | 14:47
| | '''Edit Object Appearance''' windows opens on the right.

|-
| | 14:51
| | We will change the length and height of the object.

|-
| |14:55
| | Enter '''75''' against '''Length.'''

|-
| |14:59
| | Enter '''150''' against '''Height.'''

|-
| | 15:02
| | Let us now arrange the flowsheet.

|-
| | 15:05
| | Now, solve the '''DWSIM flowsheet''' by pressing '''F5 '''button or clicking on '''Solve Flowsheet'''.

|-
| | 15:14
| | When the calculations are completed, we will check for the stream-wise material balance.

|-
| | 15:20
| | Go to '''Insert '''menu and select '''Master Property Table'''.

|-
| | 15:25
| | Double-click on the '''Master Property Table '''to edit.

|-
| | 15:29
| | '''Configure Master Property Table''' window opens.

|-
| | 15:33
| | In the '''Name''' field, type '''Stream Wise Results – Absorption Column.'''

|-
| | 15:39
| | In the '''Object Type''' select '''Material Stream'''.

|-
| | 15:43
| | By default, '''Material Stream''' is already selected.

|-
| |15:47
| | Under '''Properties to display''', select '''Object''' as '''Absorbent Oil, Feed Gas, Lean Gas''' and '''Rich Oil'''.

|-
| | 16:00
| | Under '''Property, '''scroll down to see all the parameters.

|-
| | 16:06
| | Now select the properties as

'''Temperature'''

|-
| | 16:11
| | '''Pressure'''

'''Mass Flow'''

|-
| | 16:15
| | '''Molar Flow'''

|-
| | 16:19
| | '''Molar Flow (Mixture) / Methane'''

|-
| | 16:22
| | '''Mass Flow (Mixture) / Methane'''

|-
| | 16:26
| | '''Molar Flow (Mixture) / Ethane'''

|-
| | 16:29
| | '''Mass Flow (Mixture) / Ethane'''

|-
| | 16:33
| | '''Molar Flow (Mixture) / Propane'''

|-
| | 16:36
| | '''Mass Flow (Mixture) / Propane'''

|-
| | 16:40
| | '''Molar Flow (Mixture) / N-butane'''

|-
| | 16:43
| | '''Mass Flow (Mixture) / N-butane'''

|-
| | 16:47
| | '''Molar Flow (Mixture) / N-pentane'''

|-
| | 16:50
| | '''Mass Flow (Mixture) / N-pentane'''

|-
| | 16:54
| | '''Molar Flow (Mixture) / N-dodecane''' and

'''Mass Flow (Mixture) / N-dodecane'''

|-
| | 17:00
| | Close this window.

|-
| | 17:02
| | Move the '''Master Property Table''' for better visibility.

|-
| | 17:08
| | Here we can see the corresponding results for '''Inlet''' and''' Outlet Streams.'''

|-
| | 17:13
| | Let's summarize.

|-
| | 17:15
| | In this tutorial, we have learnt to Simulate an '''Absorption Column'''

|-
| | 17:21
| | Use '''ChemSep '''column as '''CAPE-OPEN '''Unit Operation

|-
| | 17:25
| | Specify '''Thermodynamics '''in '''ChemSep '''column

|-
| | 17:29
| | Specify '''Pressure profiles & Method '''in '''ChemSep '''column

|-
| |17:34
| | As an assignment, Repeat this simulation with different '''compounds''' and '''thermodynamics'''.

|-
| | 17:41
| | Watch the video available at following link.

It summarizes the Spoken Tutorial project.

|-
| |17:49
| | The Spoken Tutorial Project Team

Conducts workshops using spoken tutorials

|-
| | 17:55
| | Gives certificates to those who pass an online test

For more details, please write to us.

|-
| | 18:02
| | Please post your times queries in this forum.

|-
| | 18:06
| | The '''FOSSEE '''team coordinates conversion of existing flow sheets into '''DWSIM'''.

|-
| | 18:12
| | We give honorarium and certificates.

For more details, please visit this site.

|-
| | 18:19
| | The '''FOSSEE '''team coordinates coding of solved examples of popular books.

|-
| | 18:25
| | We give honorarium and certificates . For more details, please visit this site.

|-
| |18:32
| | The '''FOSSEE '''team helps migrate commercial simulator labs to '''DWSIM.'''

|-
| | 18:38
| | We give honorarium and certificates. For more details, please visit this site

|-
| |18:45
| | '''Spoken Tutorial''' and '''FOSSEE''' projects are funded by '''NMEICT, MHRD''', Government of India.

|-
| |18:54
| | This tutorial is contributed by Kaushik Datta and Priyam Nayak.

Thanks for joining.
|-
|}

@@ Line 9: / Line 9: @@
 |-
 | | 00:09
-| | In this tutorial, we will learn to: simulate an '''Absorption Column''',
+| | In this tutorial, we will learn to: '''simulate''' an '''Absorption Column''',
 |-
 | | 00:16
-| |  use '''ChemSep '''column as '''CAPE-OPEN '''Unit Operation,
+| |  use '''ChemSep '''column as '''CAPE-OPEN Unit Operation''',
 |-
@@ Line 29: / Line 29: @@
 |-
 | | 00:39
-| | The process demonstrated in this tutorial is identical in other OS also such as-
+| | The process demonstrated in this tutorial is identical in other '''OS''' also such as-
-'''Linux'''
+'''Linux''',
 '''Mac OS X''' or
@@ Line 47: / Line 47: @@
 |-
 | | 01:00
-| | aelect '''thermodynamic''' packages,
+| | select '''thermodynamic''' packages,
   |-
@@ Line 155: / Line 155: @@
 |-
 | | 03:06
-| | Let us maximize the simulation window.
+| | Let us maximize the '''simulation window'''.
 |-
 | | 03:10
-| | Now let’s insert a '''feed stream''' that enters the '''Absorption Column'''.
+| | Now, let’s insert a '''feed stream''' that enters the '''Absorption Column'''.
 |-
@@ Line 183: / Line 183: @@
 |-
 | | 03:45
-| | Now we will specify the '''Absorbent Oil stream''' properties.
+| | Now, we will specify the '''Absorbent Oil stream''' properties.
 |-
@@ Line 195: / Line 195: @@
 |-
 | | 04:03
-| | Change '''Temperature''' to '''32 degree Centrigade''' and press '''Enter.'''
+| | Change '''Temperature''' to '''32 degree Centigrade''' and press '''Enter.'''
 |-
@@ Line 207: / Line 207: @@
 |-
 | | 04:24
-| | Now let us specify the '''feed stream compositions.'''
+| | Now, let us specify the '''feed stream compositions.'''
 |-
@@ Line 219: / Line 219: @@
 |-
 | | 04:42
-| | Now for '''Methane''', enter the '''Amount''' as '''0''' and press '''Enter.'''
+| | Now, for '''Methane''', enter the '''Amount''' as '''0''' and press '''Enter.'''
 |-
@@ Line 247: / Line 247: @@
 |-
 | | 05:22
-| | Now drag and drop another '''Material Stream '''to the '''flowsheet'''.
+| | Now, drag and drop another '''Material Stream '''to the '''flowsheet'''.
 |-
@@ Line 287: / Line 287: @@
 |-
 | | 06:24
-| | Under '''Composition''', choose the '''Basis''' as '''Mole Fractions''', if not already selected.
+| | Under '''Compositions''', choose the '''Basis''' as '''Mole Fractions''', if not already selected.
 |-
@@ Line 412: / Line 412: @@
 |-
 | | 09:22
-| | Next click on the field against '''<nowiki># Stages </nowiki>'''and enter '''6.'''
+| | Next, click on the '''field''' against '''<nowiki># Stages </nowiki>'''and enter '''6.'''
 |-
@@ Line 436: / Line 436: @@
 |-
 | | 10:05
-| | Another pop-up appears, in which we will click '''No'''.
+| | Another pop-up appears in which we will click '''No'''.
 |-
@@ Line 476: / Line 476: @@
 |-
 | | 11:07
-| | Now we will edit the properties of the '''Absorber'''.
+| | Now, we will edit the properties of the '''Absorber'''.
 |-
@@ Line 492: / Line 492: @@
 |-
 | | 11:26
-| | Here we will define the '''Thermodynamics''', '''Physical Properties''' and '''Reactions''' taking place in the '''column'''.
+| | Here, we will define the '''Thermodynamics''', '''Physical Properties''' and '''Reactions''' taking place in the '''column'''.
 |-
@@ Line 512: / Line 512: @@
 | | A pop-up appears: '''Selection of new EOS model will reset model parameters, continue.'''
-Click '''Yes'''
+Click '''Yes'''.
 |-
@@ Line 556: / Line 556: @@
 |-
 | | 13:00
-| | Click on drop-down against '''Column Pressure'''.
+| | Click on the drop-down against '''Column Pressure'''.
 |-
 | | 13:04
-| | Here we can select the pressure type to specify for the '''column''' depending on pressure.
+| | Here, we can select the pressure type to specify for the '''column''' depending on pressure.
 |-
@@ Line 620: / Line 620: @@
 |-
 | |14:15
-| | Now we will select a proper appearance icon for the '''Absorption Column'''.
+| | Now, we will select a proper appearance icon for the '''Absorption Column'''.
 |-
@@ Line 646: / Line 646: @@
 |-
 | | 14:47
-| | '''Edit Object Appearance''' windows opens on the right.
+| | '''Edit Object Appearance''' window opens on the right.
 |-
@@ Line 678: / Line 678: @@
 |-
 | | 15:25
-| | Double-click on the '''Master Property Table '''to '''edit'''.
+| | Double-click on the '''Master Property Table '''to '''edit''' it.
 |-
@@ Line 776: / Line 776: @@
 |-
 | | 17:08
-| | Here we can see the corresponding results for '''Inlet''' and''' Outlet Streams.'''
+| | Here, we see the corresponding results for '''Inlet''' and''' Outlet Streams.'''
 |-
@@ Line 810: / Line 810: @@
 | | The Spoken Tutorial Project Team:
-Conducts workshops using spoken tutorials
+conducts workshops using spoken tutorials,
 |-
 | | 17:55
-| |  Gives certificates to those who pass an online test.
+| |  gives certificates to those who pass an online test.
 For more details, please write to us.