Bio-gas Plant Construction And User Manual_ Mohammad Ali, Project Engineer, Scaling Up And Sustainability Of Total Sanitation In Bangladesh (sstsb), Dam & Wsp World Bank

ev‡qvM¨vm c−v›U ‰Zvix Ges e¨env‡ii g¨vbyqvj

XvKv AvnQvwbqv wgkb Bio-gas plant construction and user manual_ Mohammad Ali, Project Engineer, Scaling up and Sustainability of Total Sanitation in Bangladesh

(SSTSB), DAM & WSP World Bank

cÖ_g Aa¨vq t ˆRe M¨vm cwiwPwZ 1.1 ˆRe M¨vm wK †h †Kvb ˆRe c`v_© h_v- Mi“i †Mvei, nvm-gyiwMi weôv, gvby‡li gj, kn‡ii AveR©bv, KPzwicvbv BZ¨vw` evqyk~b¨ Ae¯’vq cuP‡bi d‡j †h M¨vm Drcbœ nq Zv‡K ˆRe M¨vm e‡j| Bnv cÖvK…wZK M¨v‡mi b¨vq R¡‡j, G‡Z `yM©Ü bvB, †avqv nq bv Ges D¾¡j m~‡h©i Av‡jvq †`Lv hvq bv| Bnv cÖavbZ wg‡_b I Kve©bWvB-A·vBW M¨vm Gi wgkªY| Z‡e Ab¨vb¨ M¨v‡miI mvgvb¨ Ae¯’vb cvIqv hvq| wb‡Pi †Uwe‡j ˆRe M¨vm I cÖvK…wZK M¨v‡mi MV‡bi GKwU Zzjbvg~jK wPÎ †`qv †Mj| †Uwej 1t ˆRe M¨vm I cÖvK…wZK M¨v‡mi MV‡bi Zzjbvg~jK wPÎ kZKiv nvi c`v_© cÖvK…wZK M¨vm ev‡qvM¨vm wg‡_b 95-98 60-70 Kve©b-WvB-A·vBW 0.1-0.2 30-40 nvB‡Wªv‡Rb --2-2.5 bvB‡Uªv‡Rb 0.4 1-1.5 Aw·‡Rb 0.1 0.3-0.4 nvB‡Wªv‡Rb mvjdvBW --0.1-0.2 1.2 ˆRe M¨vm wKfv‡e Drcbœ nq gvwUi wb‡P ˆZix GKwU U¨v¼ G ˆRe M¨vm Drcbœ nh, †hLv‡b evZvm cÖ‡ek Gi †Kvb my‡hvM †bB| KvuPvgvj U¨v¼ G cP‡bi gva¨‡g GK ai‡bi e¨vK‡Uwiqv Drcbœ K‡i hv GKgvÎ evqyk~b¨ Ae¯’vq evuP‡Z cv‡i| Gme e¨vK‡Uwiqv wg‡_b M¨vm Drcbœ K‡i| Mi“i †Mvei, gyiwMi weôv Ges gvby‡li gj †h‡nZz †c‡Ui g‡a¨ A‡bK Lvwb cu‡P, ZvB G¸‡jv e¨env‡i Lye ZvovZvwo M¨vm Drcbœ nq| kn‡ii AveR©bv, K…wl †¶‡Îi eR©¨, KPzwicvbv BZ¨vw` cuP‡Z †ewk mgq jv‡M, ZvB Gme c`v‡_©i †¶‡Î cÖvK-cPb cÖ‡qvRb| Drcvw`Z M¨vm msi¶‡Yi Rb¨ U¨v¼ Gi Dcwifv‡M M¨vm †P¤^vi _v‡K †hb ˆ`wbK Drcvw`Z M¨v‡mi 50%60% gRyZ ivLv hvq| 1.3 ˆRe M¨vm Drcv`‡bi kZ©mg~n

ZvcgvÎv ˆRe M¨vm Drcv`‡b ZvcgvÎvi GKwU we‡kl f~wgKv Av‡Q| mvaviYZ 25˚ †mt 35˚ †mt ZvcgvÎvq ˆRe M¨vm Drcv`b fv‡jv nq| w¯’i‡Wvg ˆRe M¨vm c−v›U G †h‡nZz WvB‡Róvi gvwUi wb‡P _v‡K, ZvB cÖvq mviv eQi WvB‡R÷v‡ii wfZi ZvcgvÎv cÖ‡qvR‡bi KvQvKvwQ _v‡K| Z‡e c−v›U Gi ¯’vb wbe©vP‡bi mgq Mv‡Qi Bio-gas plant construction and user manual_ Mohammad Ali, Project Engineer, Scaling up and Sustainability of Total Sanitation in Bangladesh

(SSTSB), DAM & WSP World Bank

Qvq c‡o Ggb ¯’vb ev` †`Iqv DËg| Z_vwc kxZKv‡j A‡bK mgq ZvcgvÎv K‡g †h‡q M¨vm Drcv`b 10%-15% K‡g †h‡Z cv‡i|

WvB‡R÷vi G KvuPvgvj Gi Ae¯’vb Kvj WvB‡R÷vi G KvuPvgvj Gi Ae¯’vb Kvj wbf©i K‡i Dnv KZ w`b jvfRbKfv‡e M¨vm Drcv`b Ki‡Z cv‡i Zvi Dci| wewfbœ cix¶vq †`Lv †M‡Q †h, evsjv‡`‡ki AvenvIqvq Mi“i †Mvei, gyiMxi weôv Ges gvby‡li gj 45 w`b ch©š— jvfRbK nv‡i M¨vm Drcbœ K‡i|

KvuPvgvj e¨env‡ii cwigvY KvuPvgvj cÖvc¨Zv Ges ai‡bi Dci wbf©i K‡i WvB‡R÷vi Gi AvKvi wba©viY Ki‡Z nq| A‡bK mgq †`Lv hvq †h, Mi“ mvivw`b †Mvqv‡ji evB‡i wePiY K‡i| ZvB Mi“i †Mvei KvuPvgvj wn‡m‡e e¨eüZ n‡j †Kej gvÎ iv‡Zi †ejvq cÖvß †Mvei we‡ePbvq Avb‡Z n‡e| c−v›U wbg©v‡Yi ci Dnvi AvKvi †QvU eo Kivi my‡hvM _v‡K bv| ZvB m¤¢ve¨ KvuPvgv‡ji cwigv‡bi wfwˇZ c−v›U Gi AvKvi wba©viY Ki‡Z n‡e| KvuPvgvj cÖ‡qvR‡bi Zzjbvq †ewk ev Kg n‡j Dfq †¶‡Î Drcv`b e¨enZ nq| KwVb c`v_© (Total solid) Ges cvwbi AbycvZ (Water Ratio) ˆRe M¨vm WvB‡R÷v‡i †h wgkªY n‡Z M¨vm Drcbœ nq Dnv‡Z KwVb Ges Rjxq M¨vm Drcv`‡b m¶g| mvaviYZ ZvRv Mi“i †Mve‡i 17% Ges gyiwMi weôv 30% KwVb c`v_© _v‡K| wewfbœ cix¶vq †`Lv †M‡Q WvB‡R÷vi G 8% KwVb c`v_© _vK‡j M¨vm Drcv`b me‡P‡q fv‡jv nq| myZivs Mi“i †Mve‡ii †¶‡ªZ KvuPvgv‡ji mgvb (1t1) Ges gyiMxi weôvi †¶‡Î KvuPvgvj Gi wظY cwigvY cvwb (1t2) †gkv‡bv DËg| wKš‘ gvby‡li g‡j G AbycvZ i¶v Kiv m¤¢e nq bv| KviY gj cwi¯‹v‡i A‡bK cvwb e¨envi Ki‡Z nq| †h me ¯’v‡b d¬vwks wmm‡Ug e¨envi Kiv nq †m me ¯’v‡b KwVb c`v‡_©i cwigvY 1% Gi wb‡P P‡j hvq e‡j Gme ¯’v‡b †Kvb M¨vm Avkv Kiv hvq bv|

Pvc

ˆRe M¨vm Drcv`‡b Pvc Gi h‡_ó cÖfve i‡q‡Q| D”P Pvc M¨vm Drcv`‡b mnvqK| mvaviYZ w¯’i‡Wvg ˆRe M¨vm c−v‡›U 80†m:wg-120†m:wg: cwiPvc i¶v Kiv nq|

Kve©b / bvB‡Uªv‡Rb AbycvZ

ˆRe M¨vm Drcv`‡b Kve©b/bvB‡Uªv‡Rb AbycvZ ¸i“Z¡c~Y© f~wgKv iv‡L| GB AbycvZ mvaviYZ 20-30t1 Gi g‡a¨ n‡j ˆRe M¨vm Drcv`‡bi Rb¨ DËg| BWKj Gi ˆRe M¨vm Kg©m~Px‡Z †Kej gvÎ Mi“i †Mvei, gyiwMi weôv I gvby‡li g‡ji e¨env‡ii my‡hvM ivLv n‡q‡Q| Mi“i †Mve‡i Kve©b/bvB‡Uªv‡Rb AbycvZ Bio-gas plant construction and user manual_ Mohammad Ali, Project Engineer, Scaling up and Sustainability of Total Sanitation in Bangladesh

(SSTSB), DAM & WSP World Bank

24t1 Ges gyiwMi weôvi AbycvZ 20t1 hv cÖ‡qvRbxq Abycv‡Zi KvQvKvwQ| gvby‡li g‡ji Kve©b/bvB‡Uªv‡Rb AbycvZ 8t1 wKš‘ Bnv AZ¨š— mxwgZ cwigv‡b e¨eüZ n‡q _v‡K| Z`ycwi gvby‡li gj Mi“i †Mvei ev gyiwMi weôvi ms‡½ wgwk‡q †`qv nq e‡j G AbycvZn Av‡iv †e‡o hvq|

pH gvb WvB‡R÷v‡ii wgkª‡Y pH gvb M¨vm Drcv`‡b AZ¨š— ¸i“Z¡c~Y© pH gvb Øviv wgkª‡Yi Gwm‡Wi cwigvY ev ¶viZ¡ eySv hvq| mvaviYZ pH gvb 6-7 Gi g‡a¨ _vK‡j M¨vm Drcv`b me‡P‡q fv‡jv nq| pH Gi GB gvb eRvq ivLvi Rb¨ A‡bK mgq Pzb e¨envi Ki‡Z nq|

¶vi `ª‡ei Ae¯’vb

ˆRe M¨vm wgkª‡Y GwmW/¶vi RvZxq c`v_© h_v- LwbR Avqb, fvwi avZe c`v_©, we−wPs cvDWvi BZ¨vw` Ae¯’vb wg‡_b cÖ¯Z — Kvix e¨vK‡Uwiqv aŸsm K‡i Ges ˆRe c`v‡_©i cPb wµqvq weNœ NUvq| mvgvb¨ cwigvY LwbR Avqb h_vt- †mvwWqvg, cUvwmqvg, K¨vjwmqvg, g¨vM‡bwmqvg, G‡gvwbqvg, mvjdvi BZ¨vw` wgkv‡j e¨K‡Uwiqv Drcv`‡b mnvqK nq, wKš‘ AwaK cwigv‡b wgkv‡j e¨vK‡Uwiqv gviv hvq|

B‡bvKzjvg Ges cÖvK-cuPb cÖwµqv

ˆRe M¨vm WvB‡R÷vi wgkª‡Yi Kvh©KvwiZv Z¡ivwš^Z Kivi Rb¨ A‡bK mgq cyivZb c−v›U Gi ¯−vix, e¨envi Kiv nq| Bnv‡K B‡bvKzjvg ejv nq|

e¨vm Ges MfxiZvi AbycvZ

ˆRe M¨vm Drcv`‡b e¨vm Ges MfxiZvi AbycvZ GKwU c~e© kZ©| mvaviYZ e¨vm †ewk n‡j M¨vm Drcv`b e„w× cvq| wKš‘ G‡Z Drcv`b e¨qI GKB ms‡½ e„w× cvq, AwaK Rwgi cÖ‡qvRb nq| Z‡e evsjv‡`‡ki gZ eb¨v cÖeb †`‡k A‡bK †¶‡Î MfxiZv Kgv‡bvi Rb¨ e¨vm evov‡Z nq|

1.4 ˆRe M¨vm Gi e¨envi ¾ ivbœvi Kv‡R t evsjv‡`‡k mvaviYZ ivbœvi Kv‡R ˆRe M¨v‡mi me©vwaK e¨envi nq| hLb G M¨vm R¡‡j ZLb Gi wkLv bxjvf †`Lvq Ges †Kvb cÖKvi †auvqv Drcbœ nq bv| GK Nb wgUvi ˆRe M¨vm (60% wg‡_b), 0.76 wjUvi †K‡ivwmb,5.2 wK‡jvIqvU-N›Uv we`y¨r, 4.8 †KwR jvKwo Ges 8.6 †KwR Lo KzUv Gi mg cwigvY Zvc Drcv`b K‡i|

Bio-gas plant construction and user manual_ Mohammad Ali, Project Engineer, Scaling up and Sustainability of Total Sanitation in Bangladesh

(SSTSB), DAM & WSP World Bank

¾ evwZ R¡vjv‡bv t n¨vRvK jvB‡U †Z‡ji cwie‡Z© ˆRe M¨vm e¨envi K‡i evwZ R¡vjv‡bv m¤¢e| G‡Z N›Uvq 120 wjUvi M¨vm cÖ‡qvRb| GKwU n¨vRvK jvB‡U Av‡jv GKwU 60 IqvU Gi ˆe`y¨wZK evwZi mgvb| ¾ we`y¨r Drcv`b t ˆRe M¨vm Øviv †Rbv‡iUi Pvjv‡bv hvq| wKš‘ ivbœv Ges †Rbv‡iUi Pvjv‡bvi Rb¨ A‡bK M¨vm cÖ‡qvRb ZvB †QvU †QvU c−v›U w`‡q Dnv m¤¢e bq| GLv‡b †Kej gvÎ †QvU †QvU cvwievwiK c−v›U Gi g‡a¨ mxgve× _vKv n‡q‡Q|

wØZxq Aa¨vq t ˆRe M¨vm c−v›U Gi avibv

ˆRe M¨vm c−v›U cwiwPwZ

evsjv‡`‡k G hver †hme ˆRe M¨vm c−v›U wbwg©Z n‡q‡Q, Zvi †ewki fvMB wbg©vb K‡i‡Q wewmGmAvBAvi Ges GjwRBwW| G‡`‡ki A‡bK gvbyl Gme ˆRe M¨vm c−v›U Gi m‡½ cwiwPZ| Gme c−v›U Gi Kvh©KvixZv Ges ¯’vwqZ¡ evov‡bvi j‡¶¨ KwZcq Dbœqb Kiv n‡q‡Q, hv‡Z evowZ myweav Av‡Q, †hgb t¾ Bb‡jU Ges nvB‡WªvwjK †P¤^vi †MvjvKvi, d‡j Bnvi e¨q Kg Ges gReyZ ¾ Bb‡j‡U GKwU wgkªY hš¿ Av‡Q, hv KvuPvgvj wgkª‡Y mnvqK ¾ Bb‡jU U¨vs‡K Bb‡jU cvBc 7.5 †m:wg: DVv‡bvi d‡j KvuPvgv‡ji AcÖ‡qvRbxq e¯‘ WvB‡R÷v‡i †h‡Z cv‡i bv (gyiMxi weôvi †¶‡Î)| ¾ Bb‡jU Ges nvB‡WªvwjK †P¤^vi wecixZ w`‡K 180° †Kv‡Y Aew¯’Z| d‡j KvuPvgvj WvB‡Róv‡i AwaK mgq Ae¯’vb Kivi my‡hvM cvq| ¾ WvB‡R÷v‡ii Dci gvwUi ¯—i evo‡bvi n‡q‡Q, hv‡Z wfZ‡ii ZvcgvÎv DVvbvgv Kg K‡i| ¾ †m›Uvi cvB‡ci e¨vm evwo‡q 4 †mt wgt Kiv n‡q‡Q, d‡j cvB‡ci wfZi gj cÖ‡ek K‡i eÜ nIqvi m¤¢vebv †bB| ¾ †m›Uvi cvBc‡K i¶v Kivi Rb¨ Dnvi Pviw`‡K 36 †mt wgt X 36 †mt wgt X 40 †mt wgt gv‡ci GKwU wUD‡iU emv‡bv n‡q‡Q| ¾ wbM©Z ¯−vix mvi wn‡m‡e e¨env‡ii j‡¶¨ Dnv msi¶‡Yi Rb¨ 2wU Kzqvi e¨e¯’v ivLv n‡q‡Q| ¾ cvBc jvBb n‡Z cvwb Acmvi‡Yi Rb¨ GKwU IqvUvi †Uªc Ges M¨vm wbqš¿‡Yi Rb¨ AwZwi³ M¨vm fvj¦ jvMv‡bv n‡q‡Q| ¾ M¨vm †nvìvi‡K AwZ mn‡R wbw”Q`ª Kivi Rb¨ †gvg cvwjk Gi cwie‡Z© GwµwjK Bgvjkvb †cB›U Gi e¨e¯’v ivLv n‡q‡Q|

2.2 ˆRe M¨vm c−v›U Gi cÖavb Ask mg~n

K) Bb‡jU cvBc Ges wgkªY hš¿ mn Bb‡jU U¨vsK L) WvB‡R÷vi Bio-gas plant construction and user manual_ Mohammad Ali, Project Engineer, Scaling up and Sustainability of Total Sanitation in Bangladesh

(SSTSB), DAM & WSP World Bank

M) M¨vm †P¤^vi N) †m›Uvi cvBc Ges wUD‡iU mn †Wvg O) g¨vb‡nvj Ges Kfvi mn nvB‡WªvwjK †P¤^vi ev AvDU‡jU P) ¯−vix K‚c ev dviwUjvBRvi wcU

wPÎ 1t ˆRe M¨vm c−v›U Gi QqwU cÖavb Ask 2.3 ˆRe M¨vm c−v›U Gi AvKvi

KuvPvgv‡ji cÖvc¨Zv, cwiev‡ii m`m¨ msL¨v, ˆRe M¨v‡mi e¨envi, ivbœv Pvwn`v BZ¨vw` we‡ePbv K‡i WvB‡Róv‡ii AvKvi wbavib Ki‡Z n‡e | wewfbœ welq we‡ePbvq K‡i wb‡æv³ QqwU AvKvi wb©aviY Kiv nq | • • • • • •

‰`wbK ‰`wbK ‰`wbK ‰`wbK ‰`wbK ‰`wbK

1.2 N:wg: (P~jv R¡j‡e 3 N›Uv) M¨vm Drcv`b ¶gZv m¤úbœ | 1.6 N:wg: (P~jv R¡j‡e 4 N›Uv) M¨vm Drcv`b ¶gZv m¤úbœ | 2.0 N:wg: (P~jv R¡j‡e 5 N›Uv) M¨vm Drcv`b ¶gZv m¤úbœ | 2.4 N:wg: (P~jv R¡j‡e 6 N›Uv) M¨vm Drcv`b ¶gZv m¤úbœ | 3.2 N:wg: (P~jv R¡j‡e 8 N›Uv) M¨vm Drcv`b ¶gZv m¤úbœ | 4.8 N:wg: (P~jv R¡j‡e 12 N›Uv) M¨vm Drcv`b ¶gZv m¤úbœ |

Bio-gas plant construction and user manual_ Mohammad Ali, Project Engineer, Scaling up and Sustainability of Total Sanitation in Bangladesh

(SSTSB), DAM & WSP World Bank

c−v‡›Ui AvKvi Abyhvqx wb‡æi †Uwej-2 I †Uwej-3 Abymv‡i h_vµ‡g Mi“i †Mvei Ges gyiMxi weôvi Rb¨ cÖwZw`b KuvPvgvj w`‡Z n‡e t-

‰`wbK KuvPvgvj I cvwbi cwigvY

‡Uwej -2

Mi“i †Mvei wfwËK c−v›U WvB‡R÷vi AvqZb (N:wg:)

2.975 3.926 4.873 5.819 7.707 11.471

c−v‡›Ui AvKvi ˆ`wbK M¨vm Drcv`b ¶gZv (N:wg:) 1.2 1.6 2.0 2.4 3.2 4.8

KZwU Mi“i cÖ_gevi †Mvei †Mve‡ii cÖ‡qvRb + Pvwn`v (†KwR)

ˆ`wbK †Mve‡ii Pvwn`v* (†KwR)

ˆ`wbK cvwbi cwigvb** (†KwR)

GKwU P~jv ˆ`wbK KZ N›Uv R¡j‡e***

3 4 5 7 9 13

33 43 54 65 87 130

33 43 54 65 87 130

3 4 5 6 8 12

1500 1900 2400 2900 3900 5900

+ GKwU cÖvßeq¯‹ Mi“ cÖwZw`b 10 †KwR †Mvei †`q | *ˆ`wbK †Mve‡ii Pvwn`v A_vr WvB‡R÷v‡i KuvPvgv‡ji Ae¯’vb 45 w`b we‡ePbv K‡i Ges 1 †KwR †Mvei n‡Z 0.037 N:wg: M¨vm Drcbœ nq | **cvwbi wgkª‡Yi AbycvZ 1t1 | *** 1 N›Uv P~jv R¡j‡Z 0.4 N:wg: M¨vm jv‡M |

‡Uwej -3

gyiMxi weôv wfwËK c−v›U WvB‡R÷vi AvqZb (N:wg:)

c−v‡›Ui AvKvi ˆ`wbK M¨vm Drcv`b ¶gZv (N:wg:)

KZwU gyiMxi weôv cÖ‡qvRb +

ˆ`wbK gyiMxi weôv Pvwn`v* (†KwR)

ˆ`wbK cvwbi cwigvb** (†KwR)

cÖ_gevi weôvi Pvwn`v* (†KwR)

GKwU P~jv ˆ`wbK KZ N›Uv R¡j‡e***

Bio-gas plant construction and user manual_ Mohammad Ali, Project Engineer, Scaling up and Sustainability of Total Sanitation in Bangladesh

(SSTSB), DAM & WSP World Bank

2.354 3.101 3.845 4.588 6.069 9.023

1.2 1.6 2.0 2.4 3.2 4.8

200 250 300 350 450 700

17 23 28 34 45 68

34 46 56 68 90 136

765 1000 1300 1500 2000 3100

3 4 5 6 8 12

+ 100 wU gyiMx cÖwZw`b 10 †KwR weôv †`q | *ˆ`wbK weôvi Pvwn`v A_vr WvB‡R÷v‡i KuvPvgv‡ji Ae¯’vb 45 w`b we‡ePbv K‡i Ges 1 †KwR weôv n‡Z 0.071 N:wg: M¨vm Drcbœ nq | **cvwbi wgkª‡Yi AbycvZ 1t2 | *** 1 N›Uv P~jv R¡j‡Z 0.4 N:wg: M¨vm jv‡M |

2.4 wbg©vY mvgMÖxt gvb Ges cwigvc gvb

ev‡qvM¨vm c−v›U Gi wWRvBb Ges Kv‡Ri gvb fv‡jv n‡jI hw` wbg©vY mvgMÖx h_vt BU, wm‡g›U, evwj, †Lvqv BZ¨vw` wbæ gv‡bi nq Z‡e Zv‡K fv‡jv KvR ejv hv‡e bv| wb‡æ fv‡jvgv‡bi wbg©vY mvgMÖxi eY©bv †`Iqv †Mjt K) wm‡g›Ut ˆRe M¨vm c−v›U G e¨eüZ wm‡g›U n‡Z n‡e DbœZ gv‡bi fv‡jv eªv‡Ûi †cvU©j¨vÛ wm‡g›U| G‡Z †Kvb cÖKvi PvKv _vK‡Z cvi‡e bv| Kv‡Ri mgq wm‡g›U GKwU ïK‡bv RvqMvq ivL‡Z n‡e| gvwU‡Z ev †`qv‡ji m‡½ †Vm w`‡q wm‡g›U ivLv hv‡e bv| gvwUi Av`ªZvq †hb wm‡g›U bó bv nq †m Rb¨ cÖ_‡g KvV w`‡q DuPz K‡i wm‡g›U ivL‡Z n‡e| L) evwjt wbg©vY Kv‡Ri Rb¨ Kv`v gy³ cwi¯‹vi evwj e¨envi Ki‡Z n‡e| K`©gv³ evwj c−v›U `ye©j K‡i †`qv| evwj‡Z 3% Gi †ewk ¶wZKi c`v_© _vK‡j Dnv cwi¯‹viK‡i wb‡Z n‡e| evwj‡Z Kv`vi cwigvY GKwU †evZj e¨envi K‡i mn‡R wbiƒcb Kiv hvq| G‡K †evZj cix¶v ejv nq| GKwU Lvwj †evZ‡j mvgvb¨ evwj I cvwb wb‡q fvj fv‡e †b‡o †i‡L w`‡j †`Lv hv‡e wKQy¶Y ci cÖ_‡g evwj Ges c‡i Kv`v R‡g Av‡Q| 20-25 wgwbU A‡c¶v K‡i D”PZv gvc w`‡q evwj I Kv`vi cwigvY wbwðZ Kiv hvq| XvjvB Gi Kv‡R me mgq †gvUv evwj Ges Mv_ywb I Av¯—‡ii Kv‡R mi“ evwj e¨envi Ki‡Z n‡e| M) cvwbt Mv_ywb, XvjvB Ges Av¯—i me Kv‡RB cvwb e¨envi Ki‡Z nq| wbg©vY Kv‡R e¨env‡ii c~‡e© BU I †Lvqv wfRv‡ZI cvwb cÖ‡qvRb| †Lvqv I evwj cwi¯‹vi Ki‡ZI cvwbi cÖ‡qvRb| cyKzi ev Lv‡ji cvwb‡Z gqjv _v‡K weavq Bnv wbg©vY Kv‡Ri Rb¨ ¶wZKi| ˆRe M¨vm c−v›U wbg©vY Kv‡R memgq cwi¯‹vi cvwb e¨envi Ki‡Z n‡e| Bio-gas plant construction and user manual_ Mohammad Ali, Project Engineer, Scaling up and Sustainability of Total Sanitation in Bangladesh

(SSTSB), DAM & WSP World Bank

N) BUt ˆRe M¨vm c−v‡›U e¨env‡ii Rb¨ ¯’vbxq cÖ_g †kªYxi me‡P‡q fv‡jv gv‡bi BU msMÖn Ki‡Z n‡e| cÖ_g †kªYxi `ywU B‡U Zvwj jvMv‡e avZe c`v‡_©i gZ Sb Sb AvIqvR n‡e| B‡Ui AvKvi fv‡jv Ges cwi¯‹vi n‡Z n‡e| e¨env‡ii c~‡e© BU cwi¯‹vi cvwb‡KZ wKQy mgq wfwR‡q wb‡Z n‡e, †hb Mv_ywbi gmjv n‡Z cvwb MÖnY bv K‡i| O) wc wf wm cvBct Bb‡jU cvBcwU n‡e Kv‡jv is Gi nvB‡WbwmwU wc wf wm cvBc| P) ist Dc‡ii †Wv‡gi wfZi wQ`ª eÜ Kivi Rb¨ Aby‡gvw`Z †Kv¤úvwbi GwµwjK c−vw÷K Bgvjkvb †cB›U e¨envi Ki‡Z n‡e| Q) P~jvt ˆRe M¨vm Gi Rb¨ we‡kl fv‡e ˆZwi P~jv e¨venvi Ki‡Z n‡e | G‡Z evZvm wbqš¿K (Air Regulator) _vK‡Z n‡e Ges Bnv Aby‡gvw`Z n‡Z n‡e | R) M¨vm fvj¦t M¨vm fvj¦ †UKmB, DbœZ gv‡bi Ges wbw”Q`ª n‡Z n‡e|

3.1 wbg©vb cwiKíbv mvaviYfv‡e GKwU ˆRe M¨vm c−v›U wbg©vY Ki‡Z 10-15 w`b mgq jv‡M| wb‡æ 11 w`‡bi GKwU Kg©cwiKíbv †`qv n‡jv| 01|

‡j-AvDU Ges gvwU KvUv ïi“

02|

gvwU KvUv †kl, Zjvi †Wvg, AvDU‡jU c¨v‡mR, nvB‡Wªv‡jK †P¯^v‡ii ¯−¨ve I wjb‡U‡ji XvjvB|

03|

WvB‡R÷vwi I AvDU‡jU c¨v‡m‡Ri †`qv‡ji KvR ïi“ Ges Bb‡jU cvBc emv‡bv

04|

WvB‡R÷vwi I AvDU‡jU c¨v‡m‡Ri †`qv‡ji KvR †kl, wjb‡Uj emv‡bv Ges gvwU IVv‡bvi KvR ïi“|

05|

Dc‡ii ‡Wv‡gi Mv_ybx ïi“ Ges nvB‡WªvwjK †P¤^v‡ii Zjv XvKvB|

06|

Dc‡ii †Wv‡gi Mv_~bx ïi“ Ges nvB‡WªvwjK †P¤^v‡ii Zjv XvjvB|

Bio-gas plant construction and user manual_ Mohammad Ali, Project Engineer, Scaling up and Sustainability of Total Sanitation in Bangladesh

(SSTSB), DAM & WSP World Bank

07|

Dc‡ii †Wv‡gi Mv_ybx ïi“ Ges nvB‡WªvwjK †P¤^v‡ii †`qv‡ji KvR †kl|

08|

M¨vm ‡nvìvi I Dc‡ii †Wv‡gi wfZ‡ii Av¯—i ïi“ Ges Ub‡j‡Ui KvR|

09|

M¨vm †nvìvi I Dc‡ii †Wv‡gi wfZ‡ii Av¯—i †kl| Ges Bb‡j‡Ui Avš—i †kl|

10|

Dc‡ii †Wv‡gi evB‡ii Av¯—i †kl, cvBc jvBb, IqvUvi ÷¨v¤ú I P~jv emv‡bv|

11|

gvwU fiv‡Ui KvR I ¯−vix K~c Lbb †kl| cÖv_wgK KvR †kl|

3.2 WvB‡Róvi Gi AvKvi wba©viY WvB‡R‡óvi AvKvi wba©vi‡Yi mgq wb‡Pi welq ¸wj we‡Pbv K‡i Ki‡Z n‡e| • KvuPvgv‡ji aiY I cÖvc¨Zv (Mi“i †Mvei I gyiMxi weôv)| • cwiev‡ii mm¨ msL¨v (KZ N›Uv P~jv R¡j‡e)| • wK Kv‡R M¨vm e¨eüZ n‡e| (ivbœv, evwZ R¡vjv‡bv)| wet`ªt cÖ‡qvR‡bi †P‡q eo AvKv‡ii c−v›U wbg©vY cwinvi Ki“b| G‡Z e¨q evo‡Z c−¨v›U KvuPv gv‡ji Afv‡e fv‡jv fv‡e Pj‡e bv| 3.3 ¯’vb wbe©vPb ¯’vb wbe©vP‡b wb‡æv³ welq¸wj we‡ePbvq Avb‡Z n‡et K)

KvuPv gv‡ji Drm Ges ivbœv Ni wbKU `yi‡Z¡ n‡Z n‡e|

L)

bjK~c n‡Z 10-15 wgt `~i‡Z¡|

M)

‡iŠ`ª hy³ ¯’vb n‡Z n‡e| (Qvqv cwinvi Ki‡Z n‡e|)

N)

c−v›U I ¯−vix K~c ˆZixi Rb¨ h‡_ô RvqMv _vK‡Z n‡e|

O)

¯’vbwU eb¨v gy³ n‡Z n‡e|

P)

cvqLvbv ms‡hv‡Mi my‡hvM Av‡Q wKbv †`L‡Z n‡e|

Bio-gas plant construction and user manual_ Mohammad Ali, Project Engineer, Scaling up and Sustainability of Total Sanitation in Bangladesh

(SSTSB), DAM & WSP World Bank

Q)

eo gvQ n‡Z `~‡i _vK‡Z n‡e|

R)

Zjvi gvwU k³ n‡Z n‡e|

S)

b`x cyKzi ev Lvj n‡Z `~‡i _vK‡Z n‡e|

T) D³ ¯’v‡b A`~i fwel¨‡Z †Kvb `vjvb ev iv¯—v wbgv‡Y©i m¤¢vebv Av‡Q wK bv Zv we‡ePbv Ki‡Z n‡e| PZz_© Aa¨vqt ‰Re M¨vm c−v›U Gi e¨envi I i¶Yv‡e¶Y 4.1 c−v›U G KvuPvgvj cÖ‡qv‡Mi nvi I c×wZ Bb‡jU U¨v‡¯‹ KvuPvgvj †`qvi mgq Bb‡jU cvB‡ci gyL eÜ K‡i w`‡Z n‡e| cÖ_‡g KvuPvgvj I cvwb w`‡q wg·vi †gwkb Øviv wgwk‡q wb‡Z n‡e Ges c‡i Bb‡jU cvB‡ci gyL Ly‡j w`‡Z n‡e| hv‡Z wgkªY mn‡R WvB‡Róv‡i cÖ‡ek Ki‡Z cv‡i| KvuPvgv‡ji cwigv‡bi cÖwZ j¶¨ ivL‡Z n‡e| Bnv †Uwe‡j cÖ`Ë cwigv‡bi Kg ev †ewk n‡Z cvi‡e bv| cÖv_wgK PvwR© nvB‡WªvwjK †P¯^v‡ii †d¬vi †j‡ej ch©š— n‡Z n‡e| wfZ‡i hLb M¨vm c~Y© _v‡K ZLb nvB‡WªvwjK †P¯^v‡i ¯−¨vix †j‡ej Ifvi †d¬v cvB‡ci Zjv ch©š— D‡V Avm‡e| Mi“i †Mve‡ii †¶‡Î cÖv_wgK PvwR© Gi GK mßv‡ni g‡a¨ Ges gyiMx g‡ji †¶‡Î GK gv‡mi g‡a¨ M¨vm Drcv`b ïi“ nq| cÖ_g Ae¯’vq M¨v‡m evZv‡mi cwigvY †ekx _v‡K weavq Dnv R¡‡j bv| ZvB cÖ_‡g K‡qK evi M¨vm †Q‡o w`‡Z n‡e Ges R¡j‡Z ïi“ Ki‡j Dnv e¨enviïi“ Ki‡Z n‡e| 4.2 cvBc jvBb n‡Z cvwb AcmviYt ev‡qvM¨v‡m wKQy Rjxq Ask _v‡K hvnv cvBc-jvB‡b R‡g Ges P~jvq mgm¨v m„wó K‡i| G mgm¨v `~ixKi‡Yi j‡¶¨ cvBc-jvB‡b GKwU IqvUvi-‡Wªb emv‡bv n‡q‡Q| e¨enviKvix cÖwZ mßv‡n GK w`b Dnvi bx‡Pi ¯Œ Nywi‡q cvwb †ei K‡i †`‡eb| Bio-gas plant construction and user manual_ Mohammad Ali, Project Engineer, Scaling up and Sustainability of Total Sanitation in Bangladesh

(SSTSB), DAM & WSP World Bank

4.3 ‡gBb fvj¦ Gi e¨envit wUD‡i‡Ui Dc‡i cvBc-jvB‡b GKwU MÖvm fvj Av‡Q| cvBc-jvB‡bi wQ`ª wbqš¿Y Kivi Rb¨ Bnv emv‡bv n‡q‡Q| hLb M¨vm e¨fnvi e× _v‡K, ZLb G fvj¦wU eÜ ivL‡Z n‡e| 4.4 †R‡b ivLv fv‡jv • ¶vi RvZxq c`v‡_©i e¨envi eÜ Ki‡Z n‡e| • cvBc-jvBb I †Wv‡g wbqwgZ wQ`ª cix¶v Ki‡Z n‡e| • gvwU fiv‡Ui cy‡e© PvwR© Kiv hv‡e bv| • WvB‡Róv‡i hLb M¨vm _v‡K bv ZLb nvB‡WªvwjK †P¤^v‡ii †d¬vi ch©š— Ges hLb M¨vm c~Y© _v‡K ZLb Ifvi-‡d¬¨ cvB‡ci Zjv ch©Y&Z PvwR© Ki‡Z n‡e| • hLb M¨v‡mi e¨envi _v‡K bv, ZLb †gBb fvj¦ eÜ ivL‡Z n‡e| • me mgq gvb m¤úbœ wbg©vY mvgMÖx e¨envi Ki‡Z n‡e| • bvK w`‡q KL‡bv M¨vm †b‡eb bv, KviY Bnv ¯^v‡¯’¨i Rb¨ ¶wZKi| • nvB‡WªvwjK †P¤^v‡ii ¯−¨ve †Lvjv Ae¯’vq wkï I ¸i“ QvMj c−v‡›Ui wbKU ‡h‡Z w`‡eb bv|

m~Î: BUKj, cÖvKwUKvj G·b, evmv Bio-gas plant construction and user manual_ Mohammad Ali, Project Engineer, Scaling up and Sustainability of Total Sanitation in Bangladesh

(SSTSB), DAM & WSP World Bank