Difference between revisions of "Biogas-Plant/C2/Generation-of-Biogas/English-timed"
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|- | |- | ||
| 00:01 | | 00:01 | ||
− | | Hello | + | | Hello friends and welcome to the '''Spoken Tutorial''' on how to generate biogas. |
|- | |- | ||
| 00:08 | | 00:08 | ||
− | | In this | + | | In this tutorial, we will learn: * When to add raw material to the '''Biogas plant'''. |
|- | |- | ||
|00:16 | |00:16 | ||
− | |Quantity of raw material to be added to the | + | |Quantity of raw material to be added to the biogas plant. |
|- | |- | ||
|00:23 | |00:23 | ||
− | |Use of slurry that is generated from the | + | |Use of '''slurry''' that is generated from the biogas plant and '''Biogas burner''' and its connection process. |
|- | |- | ||
| 00:35 | | 00:35 | ||
− | | You will also see testimonial of | + | | You will also see testimonial of biogas users. |
|- | |- | ||
| 00:42 | | 00:42 | ||
− | | Recollect, an earlier | + | | Recollect, an earlier tutorial that mentioned the raw materials to be added to the biogas plant which were household food waste and cow-dung. |
|- | |- | ||
|00:58 | |00:58 | ||
− | |Cow-dung forms a favorable anaerobic environment for generation of | + | |Cow-dung forms a favorable anaerobic environment for generation of biogas. |
|- | |- | ||
| 01:06 | | 01:06 | ||
− | | So, when should the raw materials be added in the | + | | So, when should the raw materials be added in the biogas plant? |
|- | |- | ||
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|- | |- | ||
| 01:28 | | 01:28 | ||
− | | As shown in this image | + | | As shown in this image, raw material should be fed into the mixing tank through the inlet pipe. |
|- | |- | ||
| 01:38 | | 01:38 | ||
− | |At this point, the important question is | + | |At this point, the important question is how much raw material should be added to the biogas plant? |
|- | |- | ||
| 01:50 | | 01:50 | ||
− | | The answer is- | + | | The answer is- for the first time production of biogas, add approximately 600 kgs of cow-dung. |
|- | |- | ||
|02:01 | |02:01 | ||
− | |And leave it for fermentation for 4 days. After 4 days, add at least 25 | + | |And, leave it for fermentation for 4 days. After 4 days, add at least 25 kilograms of raw materials daily to the '''plant'''. |
|- | |- | ||
|02:18 | |02:18 | ||
− | |Along with this, add equal proportion of water.Which means a ratio of 1:1 has to be maintained. | + | |Along with this, add equal proportion of water. Which means, a ratio of 1:1 has to be maintained. |
|- | |- | ||
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|- | |- | ||
| 02:51 | | 02:51 | ||
− | | To add the raw material into the inlet tank- first, mix the raw material and water properly in the ratio of | + | | To add the raw material into the inlet tank- first, mix the raw material and water properly in the ratio of 1:1. And then put this mixture into the feeding tank which is connected to the digester. |
|- | |- | ||
|03:19 | |03:19 | ||
− | |Once the digester is completely filled with the mixture leave the plant for fermentation. | + | |Once the digester is completely filled with the mixture, leave the plant for fermentation. |
|- | |- | ||
|03:30 | |03:30 | ||
− | | Note that | + | | Note that the time required for fermentation depends upon the climatic conditions of the respective region where the biogas plant is set up. |
|- | |- | ||
|03:47 | |03:47 | ||
− | |For | + | |For e.g. fermentation in warmer regions will be quicker as compared to the cooler regions. |
|- | |- | ||
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|- | |- | ||
| 04:13 | | 04:13 | ||
− | | Once the fermentation is completed, two things happen simultaneously | + | | Once the fermentation is completed, two things happen simultaneously. Gas being lighter, starts accumulating in the upper part of the dome. |
|- | |- | ||
|04:31 | |04:31 | ||
− | | | + | | And, pressure generated by the gas pushes the slurry outside. |
|- | |- | ||
| 04:40 | | 04:40 | ||
− | | The different ways to use this slurry are as follows | + | | The different ways to use this slurry are as follows. |
|- | |- | ||
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|- | |- | ||
|05:03 | |05:03 | ||
− | | And it | + | | And it can also be dried in drying pits to be used as dry manure. |
|- | |- | ||
| 05:14 | | 05:14 | ||
− | |Next, we will talk about choosing the right | + | |Next, we will talk about choosing the right '''burner''' for using the biogas. |
|- | |- | ||
| 05:23 | | 05:23 | ||
− | | The gas that is generated in the plant is conveyed through the main gas pipe.This main gas pipe should further be connected to an appropriate burner. | + | | The gas that is generated in the plant is conveyed through the main gas pipe. This main gas pipe should further be connected to an appropriate burner. |
|- | |- | ||
| 05:42 | | 05:42 | ||
− | | So which burner should be used? | + | | So, which burner should be used? |
|- | |- | ||
| 05:47 | | 05:47 | ||
− | | The two types of burners available are- | + | | The two types of burners available are- biogas burner and LPG burner. |
|- | |- | ||
| 05:58 | | 05:58 | ||
− | | Please note, an | + | | Please note, an LPG burner should not be used for biogas. |
|- | |- | ||
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|- | |- | ||
|06:17 | |06:17 | ||
− | |Hence, '''LPG''' | + | |Hence, '''LPG burner'''s are not advisable for biogas usage. |
|- | |- | ||
| 06:26 | | 06:26 | ||
− | |For using | + | |For using biogas, it is best to buy a burner made of cast-iron due to its durability. |
|- | |- | ||
| 06:37 | | 06:37 | ||
− | | It is to be noted that | + | | It is to be noted that like LPG stoves, biogas stoves are also available in single and double burner models. |
|- | |- | ||
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|- | |- | ||
| 06:55 | | 06:55 | ||
− | | | + | | and Double burner stove is of 16 cubic feet size. |
|- | |- | ||
| 07:03 | | 07:03 | ||
− | | So, where to procure | + | | So, where to procure biogas burners from? |
|- | |- | ||
| 07:09 | | 07:09 | ||
− | | To buy the | + | | To buy the biogas burner, one needs to contact the concerned-state office of '''Khadi & Village Industries Commission, '''also known as '''KVIC'''. |
|- | |- | ||
|07:25 | |07:25 | ||
− | |You can get the further contact details in the downloadable section.http://www.kvic.org.in/PDF/Right_to_Information.pdf | + | |You can get the further contact details in the downloadable section. http://www.kvic.org.in/PDF/Right_to_Information.pdf |
|- | |- | ||
| 07:33 | | 07:33 | ||
− | | To confirm the generation of | + | | To confirm the generation of biogas, do the following. |
|- | |- | ||
| 07:38 | | 07:38 | ||
− | | Light the burner and check the flame for the | + | | Light the burner and check the flame for the biogas. |
|- | |- | ||
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|- | |- | ||
| 07:56 | | 07:56 | ||
− | | Some Do’s and Dont’s for running a | + | | Some Do’s and Dont’s for running a biogas plant are- |
|- | |- | ||
| 08:03 | | 08:03 | ||
− | | On a daily basis | + | |On a daily basis, check flow of the waste from the mixing tank into the Digester tank. Check that the slurry is flowing out of the slurry tank. |
|- | |- | ||
|08:19 | |08:19 | ||
− | |Do not keep the | + | |Do not keep the mixing tank and slurry tank uncovered. |
|- | |- | ||
| 08:25 | | 08:25 | ||
− | | Some safety measures to be followed when using the | + | | Some safety measures to be followed when using the biogas burner are: |
|- | |- | ||
| 08:32 | | 08:32 | ||
− | | | + | |After every 4-5 days, drain out condensed water, if any. In case, gas is not going to be used for a long time, switch OFF the safety valve. |
|- | |- | ||
|08:50 | |08:50 | ||
− | |This will ensure that | + | |This will ensure that the gas makes its way out from the outlet tank along with the slurry. |
|- | |- | ||
| 09:00 | | 09:00 | ||
− | | Now you will see | + | | Now you will see testimonial of some happy users. They will mention about how convenient it is to use biogas for cooking |
|- | |- | ||
|09:11 | |09:11 | ||
− | | | + | |which saves time, money and helps in improving health and hygiene. |
|- | |- | ||
|09:21 | |09:21 | ||
− | |Hello, | + | |Hello, my name is Suresh Sahadev Manjrekar and this is my wife Supriya Suresh Manjrekar. We are a family of five people and we have 2 cows. |
|- | |- | ||
|09:44 | |09:44 | ||
− | | Every day I put 25kgs of cow dung mixed in equal quantity of water | + | | Every day I put 25kgs of cow dung mixed in equal quantity of water into this mixing tank of the biogas plant. I have also connected the toilet to the Biogas plant. |
|- | |- | ||
|10:07 | |10:07 | ||
− | |You can see the toilet just behind me. Using | + | |You can see the toilet just behind me. Using biogas is very easy. It saves time and money. |
|- | |- | ||
|10:18 | |10:18 | ||
− | | Earlier I used to walk 25 minutes to collect firewood. Now I don’t go anywhere to collect firewood. Also, the slurry that comes out of the plant is collected in a pit which is 2-1/2 feet deep. | + | | Earlier, I used to walk 25 minutes to collect firewood. Now I don’t go anywhere to collect firewood. Also, the slurry that comes out of the plant is collected in a pit which is 2-1/2 feet deep. |
|- | |- | ||
|10:42 | |10:42 | ||
− | |The slurry is then directed in a drain towards the fields I am very happy using | + | |The slurry is then directed in a drain towards the fields. I am very happy using biogas. |
|- | |- | ||
| 10:54 | | 10:54 | ||
− | |Let us summarize In this | + | |Let us summarize. In this tutorial, we learnt-When to add raw material to the biogas plant Quantity of raw material to be added to the biogas plant. |
|- | |- | ||
|11:11 | |11:11 | ||
− | |Different ways to use the slurry Different types of | + | |Different ways to use the slurry Different types of biogas stoves.We also saw testimonials from biogas users. |
|- | |- | ||
| 11:25 | | 11:25 | ||
− | | This video was created by | + | | This video was created by the '''Spoken tutorial''' team with inputs from '''Rural-ICT team, IIT Bombay.''' |
|- | |- | ||
|11:36 | |11:36 | ||
− | |More information on these projects can be found at these links.http://spoken-tutorial.org/NMEICT-Intro http://ruralict.cse.iitb.ac.in/ | + | |More information on these projects can be found at these links. |
+ | http://spoken-tutorial.org/NMEICT-Intro http://ruralict.cse.iitb.ac.in/ | ||
|- | |- | ||
| 11:42 | | 11:42 | ||
− | | This is Bella Tony along with the animation team of the '''Spoken | + | | This is Bella Tony along with the animation team of the '''Spoken Tutorial''' project, signing off. |
+ | Thank you for joining. | ||
|} | |} |
Latest revision as of 17:48, 16 March 2017
Time | Narration |
00:01 | Hello friends and welcome to the Spoken Tutorial on how to generate biogas. |
00:08 | In this tutorial, we will learn: * When to add raw material to the Biogas plant. |
00:16 | Quantity of raw material to be added to the biogas plant. |
00:23 | Use of slurry that is generated from the biogas plant and Biogas burner and its connection process. |
00:35 | You will also see testimonial of biogas users. |
00:42 | Recollect, an earlier tutorial that mentioned the raw materials to be added to the biogas plant which were household food waste and cow-dung. |
00:58 | Cow-dung forms a favorable anaerobic environment for generation of biogas. |
01:06 | So, when should the raw materials be added in the biogas plant? |
01:12 | Once the civil work is over, the plant is left for curing for 17 days. On the 18th day, first load of raw materials can be fed into the plant. |
01:28 | As shown in this image, raw material should be fed into the mixing tank through the inlet pipe. |
01:38 | At this point, the important question is how much raw material should be added to the biogas plant? |
01:50 | The answer is- for the first time production of biogas, add approximately 600 kgs of cow-dung. |
02:01 | And, leave it for fermentation for 4 days. After 4 days, add at least 25 kilograms of raw materials daily to the plant. |
02:18 | Along with this, add equal proportion of water. Which means, a ratio of 1:1 has to be maintained. |
02:31 | For example, for 25 Kgs of raw material, 25 litres of water should be added. |
02:42 | Next, we will learn how to add the raw material into the inlet tank. |
02:51 | To add the raw material into the inlet tank- first, mix the raw material and water properly in the ratio of 1:1. And then put this mixture into the feeding tank which is connected to the digester. |
03:19 | Once the digester is completely filled with the mixture, leave the plant for fermentation. |
03:30 | Note that the time required for fermentation depends upon the climatic conditions of the respective region where the biogas plant is set up. |
03:47 | For e.g. fermentation in warmer regions will be quicker as compared to the cooler regions. |
04:00 | So, in warmer regions, leave the raw material in the digester tank for 4-5 days. |
04:13 | Once the fermentation is completed, two things happen simultaneously. Gas being lighter, starts accumulating in the upper part of the dome. |
04:31 | And, pressure generated by the gas pushes the slurry outside. |
04:40 | The different ways to use this slurry are as follows. |
04:48 | It can be directly sent into the farms through drains. It can be manually poured into the nearby fields. |
05:03 | And it can also be dried in drying pits to be used as dry manure. |
05:14 | Next, we will talk about choosing the right burner for using the biogas. |
05:23 | The gas that is generated in the plant is conveyed through the main gas pipe. This main gas pipe should further be connected to an appropriate burner. |
05:42 | So, which burner should be used? |
05:47 | The two types of burners available are- biogas burner and LPG burner. |
05:58 | Please note, an LPG burner should not be used for biogas. |
06:06 | The reason is LPG burners are specifically used for high compression LPG only. |
06:17 | Hence, LPG burners are not advisable for biogas usage. |
06:26 | For using biogas, it is best to buy a burner made of cast-iron due to its durability. |
06:37 | It is to be noted that like LPG stoves, biogas stoves are also available in single and double burner models. |
06:50 | Single burner stove is of 8 cubic feet size |
06:55 | and Double burner stove is of 16 cubic feet size. |
07:03 | So, where to procure biogas burners from? |
07:09 | To buy the biogas burner, one needs to contact the concerned-state office of Khadi & Village Industries Commission, also known as KVIC. |
07:25 | You can get the further contact details in the downloadable section. http://www.kvic.org.in/PDF/Right_to_Information.pdf |
07:33 | To confirm the generation of biogas, do the following. |
07:38 | Light the burner and check the flame for the biogas. |
07:44 | The gas generated will be sufficient for the cooking needs of a family of 4-5 members. |
07:56 | Some Do’s and Dont’s for running a biogas plant are- |
08:03 | On a daily basis, check flow of the waste from the mixing tank into the Digester tank. Check that the slurry is flowing out of the slurry tank. |
08:19 | Do not keep the mixing tank and slurry tank uncovered. |
08:25 | Some safety measures to be followed when using the biogas burner are: |
08:32 | After every 4-5 days, drain out condensed water, if any. In case, gas is not going to be used for a long time, switch OFF the safety valve. |
08:50 | This will ensure that the gas makes its way out from the outlet tank along with the slurry. |
09:00 | Now you will see testimonial of some happy users. They will mention about how convenient it is to use biogas for cooking |
09:11 | which saves time, money and helps in improving health and hygiene. |
09:21 | Hello, my name is Suresh Sahadev Manjrekar and this is my wife Supriya Suresh Manjrekar. We are a family of five people and we have 2 cows. |
09:44 | Every day I put 25kgs of cow dung mixed in equal quantity of water into this mixing tank of the biogas plant. I have also connected the toilet to the Biogas plant. |
10:07 | You can see the toilet just behind me. Using biogas is very easy. It saves time and money. |
10:18 | Earlier, I used to walk 25 minutes to collect firewood. Now I don’t go anywhere to collect firewood. Also, the slurry that comes out of the plant is collected in a pit which is 2-1/2 feet deep. |
10:42 | The slurry is then directed in a drain towards the fields. I am very happy using biogas. |
10:54 | Let us summarize. In this tutorial, we learnt-When to add raw material to the biogas plant Quantity of raw material to be added to the biogas plant. |
11:11 | Different ways to use the slurry Different types of biogas stoves.We also saw testimonials from biogas users. |
11:25 | This video was created by the Spoken tutorial team with inputs from Rural-ICT team, IIT Bombay. |
11:36 | More information on these projects can be found at these links.
http://spoken-tutorial.org/NMEICT-Intro http://ruralict.cse.iitb.ac.in/ |
11:42 | This is Bella Tony along with the animation team of the Spoken Tutorial project, signing off.
Thank you for joining. |