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Okufumbisa ebikuta by’omuddo n’omuliro ogw’omu ddundiro ogw’okwekolako: Ebipimo by’ebbugumu ebikulu (65 C / 150 F) n’okuggyawo ebisero mu ngeri etali ya bulabe

Ennamba z’embeera ez’amangu zaawukana okusinziira ku nsi. Omuko guno gukozesa 911, ennamba ya Amerika ne Canada. Ensi endala nnyingi zikozesa 112, 999 oba ennamba endala. Funa ennamba y'ensi yo.

Mu nnimiro z’amata, ebisibo by’embalaasi, amalundiro g’ente, n’amayumba mu nsi yonna, ekintu ekimu ekisinga okuvaako omuliro ogw’akatyabaga ogutali gwa masannyalaze mu ddundiro n’ebisolo kwe okwokya okw’okwekolako kw’omuddo omunnyogovu-omuddo, alfalfa, clover, oat hay, oba obusaanyi. Okwawukanako n’omuliro ogw’omu nsiko oba ennimi z’ebyuma ezikuma omuliro ebweru w’omuddo, okwokya omuddo mu ngeri eyeetongodde kutandika mu kasirise mita emu ku 3 (fuuti 3 ku 10) munda munda mu musingi oguziyiza omuddo ogw’ekyuma ekisala omuddo ekipya ennaku 10 okutuuka ku wiiki 6 oluvannyuma lw’okukungula. Emmere y’emmere bw’eba essiddwa waggulu w’ekipimo kyayo eky’obunnyogovu ekitali kya bulabe (> 18% to 20% obunnyogovu ku bukondo obutono obwa nneekulungirivu, oba ** .> 14% to 16% obunnyogovu eri ebiwujjo ebinene ebyetooloovu oba ebinene ebya square**) awatali kikuuma asidi wa propionic, okussa kw’obutoffaali bw’ebimera obusibiddwa n’obuwumbi n’obuwumbi bw’obuwuka obutonotono obuyitibwa mesophilic ne thermophilic microorganisms butandika okugaaya ssukaali w’ebimera ne bivaamu ebbugumu eritasobola kufuluma nga liyita mu muddo oguziyiza obuwuka obugyetoolodde. Oluvannyuma lw’ebbugumu ly’omusingi okusala ** .55 C to 65 C (130 F to 150 F)**, obuwuka obwagala ebbugumu (Bacillus caldovelox ne ffene ayagala ebbugumu) buvaako eddagala ery’ebweru erya Maillard reaction n’okukutula oxidative okwa cellulose ne hemicellulose, ne bivuga ebbugumu ery’omunda okuyita 77 C to 93 C (170 F to 200 F) era nga okufulumya pyrophoric (self-igniting) carbon char ne ggaasi za pyrolysis eziyokya (carbon monoxide, . methane, ne hydrogen).

Ekifuula omuddo ogw’ebbugumu ogw’enjawulo ogw’okutta abalimi n’abazinya mwoto mu byalo gwe emitego ebiri egy’omubiri egitategeerekeka: (1) Omutego gwa Oxygen Flashover: Ku 80 C to 100+ C (175 F to 212+ F), omusingi gw’omuddo ogufuumuuka omukka gufa enjala ya oxygen; singa omulimi asuula enzigi z'ekiraalo "okufulumya omukka" oba okutandika okusika emiguwa egyokya n'ekikwaso kya tulakita nga talina charged fire department pumper hose (>= 100 psi) nga bayimiridde awo, okufubutuka okw’amangu okw’omukka omuggya ogw’omu bbanga (21% O2) ekubye ensawo ya kaboni ya pyrophoric eyaka ennyo ne ggaasi ayokya, ne kivaako okubumbulukuka okw’amangu oba omukka ogw’emabega oguzingiramu ekiraalo kyonna mu sikonda ntono. (2) The Hidden Burned-Out Cavity ("Sinkhole") Trap: Munda munda mu kifo ekibugumya, ensawo z'omuliro ezifuuwa omukka zookya ebisero eby'omunda ate ne bireka oluwuzi lw'omuddo olw'okungulu nga lulabika nga lunywevu ddala. Omulimi afuluma waggulu ku muddo ogufuumuuka okusika mu kyuma ekikebera ebbugumu nga tateeka wansi embaawo empanvu (2x10 oba 2x12 ebipande) n’okwambala akaguwa akasibye obukuumi asobola okumenya amangu ekikuta n’okubbira mu kifuba okutuuka mu ** .300 C to 500 C (570 F to 930 F) ekikoomi ekiri wansi w’ettaka eky’ebiwujjo ebimasamasa ne kaboni monokisayidi**, nga byokeddwa nnyo n’okuziyira mu sikonda ntono. Singa ekiraalo kyo kiwunya nga taaba akoleddwa mu karamel, omugaati ogwokeddwa oba omukka omubisi mu kiseera kino, kuba essimu y’omu kitundu kyo ennamba z’amangu amangu ago, era weebuuze ku bakulembeze ba baganda baffe ku ggaasi wa siilo y’empeke (nayitrojeni dayokisayidi) n’obulabe bw’ebinnya by’obusa, . yasimattuse okwokya entuumu za bbulawuzi n’okukuuma ttanka y’amazzi mu byalo, ne enkoko z’emabega n’ebisolo okunyigirizibwa olw’ebbugumu.

Kino kikole kati

  1. TOTAMBULA butereevu waggulu ku muddo ogufuumuuka, oguwunya karamel, oba ogufuuwa omukka. Ensawo z’omuliro ez’omunda ezifuuwa omukka zookya empuku eziriko ebituli wansi w’ebikondo eby’okungulu; bulijjo teeka embaawo empanvu era ngazi (3.6-meter / 12-foot 2x10 oba 2x12 ebipande) oba empapula za 19 mm (3/4-inch) plywood okubuna waggulu ku stack okugabanya obuzito bwo, okukola babiri babiri, era yambala safety harness esibiddwa n'omuguwa ogunywezeddwa lifeline ku overhead barn rafter etunuuliddwa spotter ebweru.
  2. Singa ebbugumu ly’omuddo ogw’omunda lituuka oba lisukka 77 C (170 F) - OBA bw’olaba omukka ogulabika, ennimi z’omuliro eziyaka, oba ng’owunya omukka ogw’amaanyi ogwa payipu-taaba ogukaluba/ogwokya - YIMIRIZA, TOtambuza bale emu, GGALA enzigi z’ekiraalo okuziyiza omukka gwa oxygen, fulumya embalaasi/ente zonna, era kuba 911 / 112 / 999 eri ekitongole ekizikiriza omuliro amangu ddala. Pulling apart a >= 77 C (170 F) stack nga temuli charged fire department hose team ku scene eraga superheated pyrophoric carbon mu mpewo ennungi era triggers instant flashover ignition.
  3. TOFUYIRA mazzi nga tozibye amaaso ku bweru w’omuddo ogubuguma (< 77 C / 170 F) nga olina hoosi y’olusuku. Okufukirira omuddo ogubuguma nga tegubooga ddala n’okugumenya kimala kwongera bunnyogovu ku bikondo ebikalu ebibyetoolodde, ne kikola enzirukanya y’okubugumya kwa bakitiriya empya ddala era ne kikola ekikuta ekibisi ekiziyiza empewo okukwata ebbugumu munda mu musingi n’okusingawo amangu.
  4. Sonda omugogo mu ngeri entegeke ng’okozesa ekyuma ekipima ebbugumu ekya Compost/Hay Thermometer Probe ekya mmita 2 ku 3 (fuuti 6 ku 10) oba ekikoleddwa awaka 13 mm (1/2-inch) pointed steel electrical conduit pipe. Bw’oba tolina thermometer ya probe ey’ettunzi, vuga payipu y’ekyuma eriko ensonga mu bifo ebisinga okubuguma ebifuumuuka ku stack, gireke okumala eddakiika 15 ku 20, era wansi ekipima ebbugumu eky’endabirwamu/digital ku luwuzi wansi munda mu payipu (oba kozesa Emergency Bare-Hand Pipe Test: bw’oba tosobola kukwata payipu y’ekyuma efulumiziddwa mu ngalo yo ey’obwereere okumala sekondi ezisukka mu 1 ku 2, omusingi gusukka 71 C / 160 F era eri mu Red Danger Zone).
  5. Singa omuddo gwo gunoonyereza wakati 65 C and 74 C (150 F and 165 F) ("Amber Entering Danger Zone"), kuba essimu ya nnakyewa/ekitongole ekizikiriza omuliro ekya munisipaali mu kitundu kyo ku layini yaabwe etali ya mangu oba ey'okusindika NGA TONNNA kusumulula ddundiro. Saba abazinya mwoto bateeke ku siteegi loole ya ppampu/tanka eriko ssente (1.5-inch / 38 mm layini y’okulumba) mu ddundiro ng’oggyayo n’obwegendereza ebisero kimu ku kimu okutuuka ku ddundiro eriggule waakiri mita 30 ku 50 (fuuti 100 ku 165) wansi w’empewo ez’ebizimbe byonna.
  6. Fuyira omuzira omukalu (Solid Carbon Dioxide, . CO2) oba Liquid Nitrogen wansi payipu z’ekyuma ezituliddwa mu > 77 C (170 F) ebifo ebibuguma singa mulinda ebyuma ebizito n’abazinya mwoto. Okupakinga ice omukalu abetenteddwa waggulu ku mugogo oguliko ttapu oba okugusuula wansi payipu ezivugibwa kibooga ebifo ebiri wakati w’omuddo n’omuddo omuzito, ogutonnya CO2 ggaasi (-78.5 C / -109.3 F), mu kiseera kye kimu okunyogoza omusingi n’okusengula oxygen wansi wa 12% O2 combustion threshold kale bales zisobole okuggyibwawo nga tezikutuse mu muliro.

Danger

Omutego gw'omulyango gw'ekiraalo ogw'emabega ne kaboni monokisayidi (CO) Okuziyira Munda mu Enclosed Haylofts. Ekiraalo ky’omuddo ekipakiddwa ennyo bwe kibuguma waggulu ** .85 C to 100 C (185 F to 212 F)** ekiro nga enzigi ziggaddwa, deep pyrolysis enywa oxygen aliwo era ejjuza omuddo ogutalabika, ogutaliimu kawoowo Carbon Monoxide (CO), Methane (CH4), Haidrojeni (H2), ne Haidrojeni Sayanidi / Nayitrojeni Okisayidi. Okulinnya mu kifo ekiggaddwa, ekifuumuuka omuddo nga tolina Self-Contained Breathing Apparatus (SCBA) kiyinza okuvaako okubulwa okutegeera okw’amangu okuva CO obutwa mu omukka 2 ku 3. N’ekisinga obubi, okusuula enzigi ennene ez’ekiraalo ezisereba ku makya nga zirimu empewo kireeta omukka ogw’amaanyi ogwa ssigiri oguyingiza omukka butereevu mu kire kya ggaasi ekifuumuuka omukka, ne gutulisa okubwatuka kw’omukka / flashover. Bulijjo enzigi zikuume nga nzigale, fulumya ebisolo ng’oyita mu nzigi z’abatembeeyi ez’ebbali bwe kiba nga tekirina bulabe, era leka abazinya mwoto bambala SCBA ne kkamera ezikwata ebifaananyi eby’ebbugumu (TIC) okufuga empewo n’okuddaabiriza.

Omuti gw’okusalawo: Haystack Core Temperature Triage & Enkola y’okukola mu mbeera ey’amangu

Kozesa omuti guno omutongole ogw’okugaziya ebyobulimi n’okusalawo ku by’okuzikiriza omuliro (USDA, NFPA, Cornell / Penn State / University of Minnesota Extension) buli lw’onoonyereza ku muddo oguteeberezebwa.

flowchart TD
    A["Suspect Newly Stacked Hay Mow oba Round/Square Bale Stack (ennaku 10 okutuuka ku wiiki 6 oluvannyuma lw’okusiba): Okufuumuuka, Okufuumuuka ku kasolya, Sweet Caramel oba Acrid Musty Odor"] --> B["OKUSOOKERA DDAALA OBUKAKAFU: TOTAMBULA ku stack nga toteeka Wooden Planks za ffuuti 12 + Safety Harness & Spotter Wabweru"]
    B --> C["Teeka 2-ku-3-Meter (6-10 ft) Hay Probe Thermometer (oba Driven Steel Pipe okumala eddakiika 15-20) Mu Steaming Depressions & Center of Stack"]
    C --> D{"Okusoma kw’ebbugumu ly’omusingi ogusinga obunene kye ki?"}
    D -->|"< 52 C (< 125 F): Okuwonya ‘okutuuyana’ okwa bulijjo"| E["GREEN ZONE (Safe): Okussa kw’ebimera okwa bulijjo & okuwonya mu ngeri ya mesophilic. Londoola buli wiiki; okukuuma ekiraalo nga kiyingiza empewo."]
    D -->|"52 C okutuuka ku 65 C (125 F okutuuka ku 150 F): Okulinnya kw’obuwuka obuyitibwa thermophilic Bacterial Escalation"| F["YELLOW WATCH ZONE: Probe BULI SSAAWA 12 ku 24. Okwongera ku mpewo okutambula okwetoloola stack; bales zawule bwe kiba nga kyangu okutuukako."]
    D -->|"65 C okutuuka ku 77 C (150 F okutuuka ku 170 F): Okuwunyiriza kw’eddagala ery’ebweru w’ebbugumu Kutandika"| G["AMBER DANGER ZONE: Probe BULI SSAAWA 2 ku 4. Ebbugumu TELIJJA kukka ku bwalyo. Kuba Fire Dept okuteeka loole ya hoosi eriko charge, olwo omenye stack okutuuka ku open field > 50 m (165 ft) okuva ku bizimbe."]
    D -->|"77 C okutuuka ku 93 C (170 F okutuuka ku 200 F): Ensawo z’omuliro ezifuuwa omukka & Pyrophoric Carbon"| H["RED CRITICAL EMERGENCY: Kuba 911 / 112 / 999 Amangu ddala. LIKOMIRIZA okutambuza bales okutuusa nga Fire Dept emaze okucaajinga hoosi za yinsi emu n’ekitundu ezigendereddwamu okusiba. Ggalawo enzigi okusobola okukendeeza ku mukka gwa oxygen; okusengula ebisolo."]
    D -->|">= 93 C (>= 200 F) OBA Omukka ogulabika / Ebiwujjo ebimasamasa"| I["BLACK IMMINENT FLASHOVER ZONE: Okukuma ennimi z’omuliro kubaawo Amangu ddala nga ofunye empewo. Fuyira Dry Ice / CO2 oba High-Volume Water/Class-A Foam NGA TONNAsika bales okuvaamu n’ekyuma ekisima/ekikwata ekiwanvu."]

Ekitundu 1: Emitendera 4 egy’Ebyobulamu n’Eddagala egy’Okwokya Omuddo mu ngeri ey’Okwegomba

Lwaki ekibbo ky’omuddo omunnyogovu oba omuddo ogw’omuddo ogutudde mu ddundiro ennyogovu gusobola okwebuguma okuva ku 25 C (77 F) ekkubo lyonna okutuuka 500 C (932 F) nga zero ebweru spark? Okubuguma okw’okwekolako kugenda mu maaso okuyita mu emitendera ena egy’enjawulo egy’ebiramu n’eddagala, nga buli gumu guyisa omuggo ku guddako:

Omutendera 1: Okussa kw’obutoffaali bw’ebimera & Okukula kw’obuwuka obutonotono (20 C to 45 C / 68 F to 113 F) .

  • Okumala essaawa 24 ku 72 ezisooka oluvannyuma lw’okusala n’okusiba, obutoffaali bw’ebimera obulamu munda mu bikoola ebinyogovu (moisture > 20%) bagenda mu maaso n'okussa, nga balya ebirungo ebiyitibwa carbohydrates (\(C_6H_{12}O_6 + 6O_2 \rightarrow 6CO_2 + 6H_2O + \text{Heat}\)) n'okufulumya omukka gw'amazzi ("entuuyo y'omuddo").
  • Singa obunnyogovu bwa bale buba wansi wa 15% (bales ennene) oba 18% (bales entono), ebbugumu lino erigonvu (35 C to 45 C / 95 F to 113 F) efuumuula obunnyogovu n’eddamu okutonnya wansi awatali bulabe mu wiiki 2.
  • Wabula singa obunnyogovu busukka ** .20% to 35%**, ebbugumu, obunnyogovu munda kireeta okubwatuka kwa mesophilic fungi (Aspergillus, Fusarium) ne bacteria, ezigaaya ssukaali w’ebimera atali mu nsengeka ne zisika ebbugumu ly’omusingi gw’embaawo okuyita 45 C (113 F) ng’osiiga ebiwuzi by’omuddo wamu mu kitanda ekinene ekikwata ebbugumu.

Omutendera 2: Obufuzi bwa Bakitiriya & Fungal ezikwata ebbugumu (45 C to 70 C / 113 F to 158 F) .

  • Waggulu 45 C (113 F), obuwuka obuyitibwa mesophilic bacteria bufa ne bukyusibwa ne budda mu kifo kya obuwuka obuyitibwa thermophilic (obwagala ebbugumu) actinomycetes (Saccharopolyspora rectivirgula ne Thermoactinomyces vulgaris, ebiramu nabyo ebivaako "Farmer's Lung" hypersensitivity pneumonitis) ne bakitiriya eziyagala ebbugumu (Bacillus stearothermophilus, Bacillus caldovelox).
  • Ebiwuka bino ebiyitibwa thermophiles bikula nnyo wakati wa ** .50 C and 65 C (122 F and 149 F)**, okumenya amangu sitaaki ne puloteyina ebizibu nga biyita mu non-enzymatic Maillard browning reactions (ekiwa ekiraalo ky’omuddo ekibuguma akawoowo kaakyo akatali kabuusibwabuusibwa omugaati omuwoomu, ogufumbiddwa, ogufumbiddwa obuggya oba mu payipu-taaba).
  • Bya 68 C to 74 C (155 F to 165 F), ebbugumu lifuuka lya maanyi nnyo ne kiba nti ne obuwuka obugonza ebbugumu bufuuka pasteurized ne buttibwa. Abalimi bangi mu bukyamu balowooza nti obuwuka bwe bumala okufa ku... 70 C (158 F), omuddo gujja kulekera awo okubuguma. Mu butuufu, omutendera ogusinga okuba ogw'obulabe gwakatandika.

Omutendera 3: Okuwunyiriza kw’eddagala eritali lya bbugumu eritali lya bulamu (70 C to 150 C / 158 F to 302 F) .

  • Lumu obuwuka obusikiriza ebbugumu busika omuddo okutuuka ku ** .70 C (158 F)** mu kubeerawo kw’obunnyogovu, eddagala lyokka, eryeyanguya exothermic oxidation etwala ekifo:
    • Amasavu g’ebimera (asidi z’amasavu ezitajjula mu bitundu by’amakoola) ne hemicellulose ezifuuse amazzi zikutuka ne zifuuka free radicals ne peroxides ezikola ennyo.
    • Olw’okuba omuddo omukalu okutuuka ku bunnyogovu gulina obutambuzi bw’ebbugumu obutono ennyo (nga bukola nga fiberglass insulation), ebbugumu erikolebwa mu makkati ga a 100-ton hay mow oba omutuba omunywevu ogwa 700 kg (1,500 lb) bales ezeetooloovu tezisobola kudduka.
    • Buli ** .10 C (18 F) okweyongera kw’ebbugumu kubisaamu emirundi ebiri omutindo gw’ensengekera y’eddagala (Arrhenius equation), ekivaako ebbugumu ly’omusingi okwanguwa okuva ku ** .77 C (170 F) okutuuka ku 120 C (248 F) mu ssaawa ntono.

Omutendera 4: Okusaanuuka kw’omuliro, Okutondebwa kwa kaboni ow’ekika kya Pyrophoric & Okukuma omuliro mu ngeri ey’okwekolako (150 C to 280+ C / 302 F to 536+ F) .

  • Waggulu 150 C (302 F) munda mu musingi gw’omusulo ogutaliimu oxygen, cellulose eyita mu thermal pyrolysis (charring), n’efuula omuddo ogw’omunda omuddugavu n’akola finely divided, porous "pyrophoric carbon".
  • Pyrophoric Carbon Kiki? Pyrophoric carbon ye ddagala eritali ntebenkevu, amanda agakola nga galina ekitundu ekinene ennyo eky’okungulu ekirabika obulungi. Akaseera ako nti 175 C to 250 C (350 F to 480 F) pyrophoric carbon ekwatagana nga nnungi 21% okisigyeni ow’omu bbanga (oba nga ayokya ekituli kya ssigiri okutuuka waggulu w’omusulo, oba omulimi atategedde bw’asikayo ekisero okuva ku ntuumu), oksijeni ayingidde ku ngulu ya kaboni mu ngeri ey’amaanyi nnyo ne kikutuka ne kigguka 600 C (1,100 F) ennimi z’omuliro mu kaseera ako (auto-ignition).

Ekitundu 2: Complete Hay Probe Temperature Action Table & Enkola ya Payipu y’Ekyuma Ekoleddwa

Buli ddundiro eritereka omuddo ogusukka mu ttani 20 lirina okukuuma 1.8-to-3.0-meter (6-to-10-foot) commercial T-handle hay temperature probe ewaniriddwa munda mu mulyango oguyingira, era probe omuddo omupya emirundi ebiri mu wiiki okumala wiiki 6 ezisooka oluvannyuma lw’okugiteeka.

1. Ebipimo by’ebbugumu ebitongole n’ebikolwa ebikakatako

Ebbugumu ly’omusingi (Celsius / . Fahrenheit) . Okugezesebwa kw'okuwulira kwa payipu y'ekyuma "Bare-Hand" ey'Eddakiika 20 Ekoleddwa Embeera y’ebiramu / eddagala munda mu Stack Enkola ey’okukola ku mbeera ez’amangu ekakatako
** < 52 C (< 125 F) . Pipe awulira barely warm okutuuka ku comfortably warm; asobola okukwata ekiseera ekitali kigere mu ngalo obwereere Okuwonya ebimera okwa bulijjo ("okutuuyana"); omutindo gw’emmere y’ebisolo nga tegufudde SAFE (Green): Tekyetaagisa kukola. Weeyongere okukebera bulijjo buli wiiki okumala ennaku 30.
** 52 C to 60 C (125 F to 140 F) . Pipe awulira buguma nnyo; asobola okukwata obulungi mu ngalo obwereere okumala sekonda 30 ku 60 Enkyukakyuka ya mesophilic/thermophilic ekola; Maillard browning etandika (amatondo ga puloteyina agagayika) . OKWEGENDEREZA (Yellow-1): Ddamu okebere ebbugumu buli ssaawa 24. Ggulawo ebisenge/ebifo ebifulumya empewo mu ddundiro ery’okungulu okuggya empewo ennyogovu waggulu w’omugogo.
** 60 C to 65 C (140 F to 150 F) . Payipu awulira ebbugumu; asobola okukwata mu ngalo obwereere okumala sekonda 10 ku 15 zokka nga tannafuna buzibu Peak thermophilic bacterial okubuguma; sweet caramel odor & omukka gw'amazzi ogulabika nga gusituka okuva waggulu OKULABULA (Yellow-2): Ddamu okukebera buli ssaawa 12. Ebbugumu liyinza oba plateau ne linyogoga, OBA okusalako 65 C ekifo eky’okukyukakyuka kw’eddagala. Tegeka ekifo ebweru okusumulula singa kisituka 2 C ebisingawo.
** 65 C to 74 C (150 F to 165 F) . Payipu yokya nnyo; asobola okukwata mu ngalo obwereere okumala sekondi 3 ku 5 zokka Chemical Oxidation Threshold Crossed: Bacteria zifa, exothermic chemical okudduka kutandise AKABI (Amber): Ddamu okukebera buli ssaawa 2 ku 4. Omuddo kumpi gujja kusigala nga gubuguma okutuuka ku omuliro. Kuba ekitongole ekizikiriza omuliro kiyimirire awo ne hoosi eriko charge, olwo omenye stack okutuuka mu nnimiro enzigule > 50 m (165 ft) okuva mu bizimbe.
** 77 C to 88 C (170 F to 190 F) . Payipu eyokya olususu mu < 1 to 2 seconds (okubuguma nga kwokya) . Okutondebwa kw’ensawo y’omuliro okukulu: Gaasi ezikuma omuliro, ezifuumuuka (CO), n’ebituli ebyokeddwa ebituli nga bikola CRITICAL EMERGENCY (Red): Kuba 911 / 112 / 999 MAGANDA. TOtambuza bale yonna okutuusa ng’abazinya mwoto bamaze okusasuza 38 mm (1.5-in) hoosi ezigendereddwamu omutambi. Ggala enzigi; okusengula ebisolo byonna.
** 88 C to 100+ C (190 F to 212+ F) . Payipu ewunya singa ekwatibwako n’ekigoye ekibisi; black char oba evvu linyweredde ku ntikko ya probe Active Subsurface Combustion: Bales zijja kubwatuka mu muliro ogw'okubiri nga zikwata ku mpewo ey'ebweru FLASHOVER IMMINENT (Black): Abazinya mwoto balina okubooga ebifo ebibuguma n’amazzi/Class-A foam oba okukuba empiso ya Dry Ice (CO2) nga tonnaba kuggya bales emu ku emu n’ekintu ekiyitibwa grapple/excavator n’onyiga buli bale mu nnimiro enzigule.

2. Engeri y’okuzimbamu ekyuma ekikebera omuddo mu bwangu mu ddakiika 15 (Nga tolina kikebera kya bya busuubuzi) .

  1. Twala ** .2.4-to-3.0-meter (8-to-10-foot) obuwanvu bwa 13 mm to 19 mm (1/2-inch to 3/4-inch) omukutu gw’amasannyalaze ogw’ekyuma ekikaluba oba payipu ya galvanized**.
  2. Ennyondo enkomerero emu flat mu chisel point ensongovu era osima mukaaga 5 mm (3/16-inch) ebituli waggulu ddala ku ntikko kale ebbugumu ery’omunda liyingira wansi mangu.
  3. Teeka ebipande by’embaawo okubuna waggulu w’omuddo (ng’oyambala akaguwa akasibiddwa) era onyige payipu y’ekyuma 1.5 to 2.5 meters (5 to 8 feet) wansi mu bifo ebiwunyiriza ebifuumuuka.
  4. Wansi ekipima ebbugumu ku luwuzi wansi mu payipu okumala eddakiika 15 ku 20 (nga osiba waggulu n’akatambaala), ssika waggulu omuguwa, era osome ebbugumu amangu ago.

Ekitundu 3: Enkola y’okulongoosa mu mitendera: Engeri y’okuggyamu omuddo ogubuguma nga toyokezza ddundiro

Olumu omuddo bwe gusukka ** .68 C to 77 C (155 F to 170 F)**, goberera enkola eno enkakali ey’emitendera 6 ey’okuddaabiriza Omulimi n’ekitongole ekizikiriza omuliro eky’awamu:

+-------------------------------------------------------------------------+
|       6-STEP SAFE HAY OVERHAUL & BALE REMOVAL PROTOCOL (> 68 C)         |
+-------------------------------------------------------------------------+
|  STEP 1: EVACUATE LIVESTOCK & STAGE CHARGED FIRE APPARATUS FIRST        |
|  - Lead all horses and cattle to a distant pasture BEFORE moving bales. |
|  - Stage a Fire Dept pumper with at least TWO charged 38 mm (1.5-inch)  |
|    hoselines (with Class A surfactant foam) and shut off barn power.    |
|  STEP 2: COOL OR INERT THE CORE BEFORE UNCOVERING (If Temp >= 85 C)     |
|  - Drive piercing nozzles into hotspots with Class A foam/water, OR     |
|    pack 50-100 kg of crushed Dry Ice (CO2) under a tarp over hotspots.  |
|  STEP 3: REMOVE BALES FROM TOP TO BOTTOM USING MECHANICAL REACH         |
|  - Use a telehandler, excavator, or tractor grapple from OUTSIDE if     |
|    possible; any crew on the stack must wear SCBA on wooden planks      |
|    with a charged nozzle aimed directly at the bale being lifted.       |
|  STEP 4: EXPECT BALES TO BURST INTO FLAME THE SECOND THEY ARE LIFTED    |
|  - Knock down surface flames with a burst of Class A foam/water as      |
|    the loader carries the charred bale out of the barn immediately.     |
|  STEP 5: SEPARATE GOOD, WARM, AND CHARRED BALES > 50-100 METERS AWAY    |
|  - Pile 1 (Cool < 50 C): Stack loosely on pallets with air gaps.        |
|  - Pile 2 (Warm 50-70 C): Spread in a SINGLE layer, 1 meter apart.      |
|  - Pile 3 (Charred > 70 C): Break open completely and soak with water.  |
|  STEP 6: 48-HOUR FIRE WATCH ON REMOVED BALES                            |
|  - Monitor removed bales with a probe or thermal camera for 48 hours.   |
+-------------------------------------------------------------------------+

Ekitundu 4: Okuziyiza ku Baling & Stacking: Ekkomo ku bunnyogovu, Okugezesa obunnyogovu bw’ekikolo, n’ebikuuma

Lwaki abalimi abalina obumanyirivu bakwatibwa mu ngeri etali ya bulijjo olw’ekiraalo ky’omuddo ekibuguma ne bwe kiba nti ebikoola eby’ebweru eby’omudumu biwulira nga bikalu mu musana ogw’emisana?

1. "Obunnyogovu bw'ekikolo" vs. "Obunnyogovu bw'omusulo" n'Ekkomo ku Densite ya Bale

  • Obunnyogovu bw’ekikolo eky’omunda (amazzi agasibiddwa munda mu bikoola ebinene eby’engule ya alfalfa, ebikoola bya clover, oba ebikuta by’oat ebitakuze) bya bulabe nnyo okusinga omusulo omutono ogw’akawungeezi ku bikoola. Nga baler ennene eya square eya density enkulu (3x4 oba 4x4 bales ezinyigirizibwa ku > 200 kg/m3) amenya ebikoola ebinene, omubisi gw’ebikoola ogukwese gukulukuta ne gufuuka bulooka etali ya mukka, erimu ebiziyiza ebisukkiridde.
  • Ebitundu by'obunnyogovu mu baling ebisinga okuba eby'obukuumi (Awatali kikuuma):
Ekika kya Bale & Sayizi Obunnyogovu obusinga obunene % eri ebinyeebwa (Alfalfa / Clover) . Maximum Safe Moisture % ku Muddo Omuddo / Obusaanyi Lwaki Bales Ennene Zeetaaga Omuddo Omukalu
Obubaati obutono obw'emiguwa ebiri egya nneekulungirivu (18 to 30 kg / 40 to 65 lbs) . ** 18% to 20% ** ** 18% to 20% ** Ebanga ettono (20 cm / 8 in) okuva ku core okutuuka ku ngulu w’ebweru kisobozesa ebbugumu n’omukka gw’amazzi okufuluma
Bales Ennene Ezeetooloovu (1.2x1.5 m oba 1.5x1.8 m, . 450 to 800 kg / 1,000 to 1,750 lbs) . ** 15% to 16% ** ** 16% to 18% ** Ekkubo eddene okuva ku center core okutuuka ku outer wrap litega ebbugumu (volume scales cubically while surface area scales quadratically) .
Emigondo eminene egya Square egya Densite enkulu (3x3 oba 3x4, . 400 to 900 kg / 900 to 2,000 lbs) . ** 12% to 14% ** ** 14% to 16% ** Okunyigirizibwa kw’amazzi okuyitiridde kumalawo emikutu gy’empewo, ne kivaamu okuziyiza empewo okusingawo n’obulabe bw’omuliro obw’okwekolako obusinga

2. Okukozesa Buffered Propionic Acid & Okusiiga "Etteeka ly'entuuyo ey'ebweru eya wiiki 2".

  1. Ebikuuma omuddo gwa Propionic Acid: Singa enkuba eyingidde ekuwaliriza okukuba omuddo ku 20% to 26% obunnyogovu, ssaako ekirungo eky’ettunzi ekirungo ekikuuma amazzi ga propionic/acetic acid ekibuffered ku baler pickup (2 to 5 kg per metric ton / 4 to 10 lbs per ton, ezikubiddwa okutuuka ku bunnyogovu). Propionic acid aziyiza ekikuta ne bakitiriya ezisikiriza ebbugumu. (Okulabula: Omunnyo gw'amayinja ogwa bulijjo [NaCl] okusuulibwa ku bikondo by’omuddo SI kiziyiza kwokya mu ngeri ey’okwekolako okuggyako nga kisiigiddwa ku miwendo eminene, egitawoomera gya > 2% ku buzito, era asobola okusika obunnyogovu bw’ekifo mu bale).
  2. Totuuma Bales Eteeberezebwa Munda Mu Kiyumba Amangu ("Etteeka ly'entuuyo ebweru eya wiiki 2 ku ssatu"):
    • Singa omugugu gwa bales gugezesa waggulu w’obunnyogovu bw’ogenderera (> 16% ku bales ennene oba > 20% ku bales entono) - oba ne bwe kiba nti bales ennyogovu 3 oba 4 zokka okuva mu mwala omutono oba omuti oguliko ekisiikirize ziri mu kagaali - TOTEKA bales ezo munda mu ddundiro lyo ery’omuddo omukulu.
    • Kyetaagisa ekikondo kimu kyokka ekibisi ekiziikiddwa wakati mu bale 500 ezikalu amagumba okutandika ekikoomi kya bakitiriya ekikuma omuliro mu ddundiro lyonna.
    • Teeka bales eziteeberezebwa ebweru ku pallets oba gravel mu layini emu (nga... 30 cm / 1 foot ebituli by'empewo wakati w'ennyiriri) wansi wa ttaapu essa okumala ennaku 14 ku 21 okutuusa lwe zimaliriza "entuuyo" zaabwe ez'ebiramu ne zinyogoga wansi 38 C (100 F) nga tonnazitambuza mu nnyumba.

Tip

Engeri y'okukebera obunnyogovu bw'empewo mu ddakiika 2 nga tolina mita ya byuma bikalimagezi (The "Twist Test" & "Thumbnail Scrape Test"): Nga tonnatandika baler, kwata mu ludda olusinga obunene, oluzitowa wansi w'empewo n'okwata ekikonde ekijjudde ebikoola: (1) The Twist Test: Twist the bundle tightly in your hands like wringing out a akatambaala akabisi; singa ebikoola biwulira nga bifuukuuse, nga bya kapiira, oba nga biraga okumasamasa kwonna okw’obunnyogovu enzirugavu ku nnyindo ezikyuse, obunnyogovu bwe buba > 22% (TOBALE); singa ebikoola bikutuka bulungi ne bidda emabega, kebera ennywanto. (2) The Thumbnail Stem-Scrape Test: Sekula olususu olw’ebweru olw’ekikolo ekinene ekya alfalfa oba ekikolo ky’omuddo ekya wansi n’ekikolo kyo ekitono; singa olususu lusekula mangu nga lulaga ebitundu ebibisi ebibisi, luba nnyogovu nnyo ku bale ennene (> 18%). (3) Okugezesa kwa Microwave Oven ya Gram 100: Chop 100 grams wa muddo ku minzaani y’omu ffumbiro, oteeke mu microwave n’egiraasi y’amazzi (okukuuma magnetron), okalize mu kubwatuka kwa sikonda 90 okutuusa ng’obuzito bulekera awo okukka (Final Dry Weight), era obaze: ** .% Moisture = 100 - Final Grams**.

(Okumanya ebikwata ku mbeera ez’amangu ez’obukuumi bw’omuliro mu by’obulimi n’ebyalo, laba Omukka gwa siilo gw’empeke (omukka omumyufu ogwa nayitrojeni dayokisayidi) ne haidrojeni salufayidi mu kinnya ky’obusa, . Okusimattuka okwokya entuumu za bbulawuzi, okukuma omuliro mu muddo, n’okukuuma ttanka y’amazzi mu byalo, ne Tulakita rollover ne backflip emabega. Lowooza ku ky’okukola omusomo gw’okuziyiza omuliro mu byalo n’obujjanjabi obusookerwako mu by’obulimi ng’oyita mu ofiisi yo ey’okugaziya mu ssaza, Red Cross, oba St John Ambulance.)

Ennamba z’embeera ez’amangu mu bitundu n’ebiragiro by’ebitongole

Ekitundu / Ensi Omuliro n'okutaasa abantu mu bwangu Ebitongole ebigaziya ebyobulimi n'obukuumi mu byalo Enkola ezenjawulo ezikwata ku muliro gw’ekiraalo mu kitundu & Okuddaabiriza
Amerika & Canada ** 911 ** USDA / Ofiisi z'okugaziya ebibiina by'obwegassi (Buli Ssaza lya Amerika) NASD (National Ag Safety Database) OMAFRA (Ontario) / Alberta Ebyobulimi Ebitongole ebizikiriza omuliro mu byalo mu Amerika ne Canada bikozesa Thermal Imaging Cameras (TIC), entuuyo eziboola ezisiiga, n’ekifuumuuka ekifukirira ekya Class A (0.3% to 0.5%) okunyogoga > 77 C (170 F) ebikuta by’omuddo nga tebannaba kubiggyamu mu byuma. Tolonzalonza kuyita akulira abazinya mwoto bannakyewa mu kitundu kyo okufuna ** .65 C (150 F) standby check** - ebitongole ebizikiriza omuliro infinitely prefer staging loole emu for a controlled bale pull okusinga okulwanyisa omuliro mu ddundiro ogwenyigidde mu bujjuvu mu ttumbi.
Obwakabaka bwa Buganda ** 999 oba ** .112** ** Akulira ebyobulamu n'obukuumi (HSE Ebyobulimi) NFU (Ekibiina ky'abalimi mu ggwanga) Wansi wa UK Fire & Rescue Service National Operational Guidance, siteegi z’omu byalo zitwala ebikebera ebbugumu ly’omuddo n’ebyuma ebikuba ebbugumu era zikola okukebera ebbugumu ly’omusulo ogw’okuziyiza ogw’obwereere ng’abalimi baloopa emigogo gy’ebbugumu waggulu 60 C.
Omukago gwa Bulaaya ** 112 ** Ebibiina by'eggwanga eby'ebyobulimi n'abazinya mwoto mu byalo (Feuerwehr / Sapeurs-Pompiers) Mu bitundu by’amata eby’omu nsozi za Alpine ne Central Europe (Germany, Austria, Switzerland, France), ebitongole ebizikiriza omuliro eby’obwannakyewa (Freiwillige Feuerwehr) bikola Hay Measurement Probes (Heumesssonde) ne Hay Exhaust Blowers / Piercing Lances (Heuwehrgerät) ez’enjawulo ezisonseka ggaasi eyokya okuva mu stack oba okubooga n’omusingi amazzi/CO2 ku >= 70 C.
Australia ne New Zealand Australia: 000 New Zealand: 111 ** CFA (Ekitongole ekizikiriza omuliro mu ggwanga, VIC) / NSW RFS / DFES AFIA (Ekibiina ekigatta amakolero g’emmere y’ebisolo mu Australia) FENZ (Ekitongole ekizikiriza omuliro n’eby’amangu NZ) CFA ne NSW Rural Fire Service bafulumya okulabula okukakali okwa sizoni okw’okwokya okw’omuddo mu ngeri ey’okwekolako (naddala oluvannyuma lw’amataba oba enkuba ey’omu nsenyi etali ya sizoni okufukirira omuddo ogufulumizibwa ebweru w’eggwanga oaten ne lucerne) era ne bateeka ttanka z’amazzi amangi n’ebyuma ebisima amazzi okusobola okuddaabiriza omuddo waggulu 70 C.
Buyindi ne Asia-Pacific Buyindi: 112 oba ** .101 (Omuliro)** Japan: ** .119** ** ICAR (Olukiiko lwa Buyindi olw’okunoonyereza ku by’obulimi) / State Krishi Vigyan Kendras (KVK) . Ku busaanyi bw’emmwanyi obutumbiddwa, bhusa y’eŋŋaano, n’entuumu za bagasse okubuguma mu kiseera ky’obunnyogovu bw’omusana (> 70 C), okukwasaganya n’ekitongole ekizikiriza omuliro mu kitundu 101 / 112 nga tebannamenyawo migogo okumpi n’ebiyumba by’ebisolo.

Ebibuuzo ebitera okubuuzibwa

Why does throwing open the barn doors or pulling apart a hot, smoking haystack cause it to suddenly explode into flames?

Once the interior of a damp haystack heats above **`77 C to 93 C (170 F to 200 F)`**, exothermic chemical oxidation and pyrolysis convert the buried hay into **superheated, porous "pyrophoric carbon" (activated char)** surrounded by pockets of combustible **carbon monoxide (`CO`), methane, and hydrogen gas**. Deep inside the tightly packed stack, this `200 C to 400 C` char cannot burst into open flame only because **all the oxygen inside the stack has been used up (`oxygen-starved smoldering`)**. The instant you throw open the barn doors or pull a bale off the pile without a charged fire hose spraying it, **`21%` atmospheric oxygen rushes into the superheated char and gas pocket**, causing instantaneous **auto-ignition and flashover** across the entire barn.

Why is it so dangerous to walk on top of a steaming haystack to check its temperature?

Spontaneous hay fires burn **from the inside out**. A smoldering fire pocket `1.5 to 2.5 meters (5 to 8 feet)` below the surface can completely consume 10 or 20 interior bales, turning them into fine ash and leaving a **massive hollow cavern ("burned-out sinkhole")** bridged only by a thin crust of intact-looking top bales. If a farmer steps onto that crust without **long `3.6-meter (12-foot)` wooden planks and a tied-off overhead safety harness**, the crust collapses like thin ice, dropping the person into a **`300 C to 500 C (570 F to 930 F)` pit of glowing ash and lethal carbon monoxide** from which it is nearly impossible to climb out.

Why shouldn't I just spray water on a warm haystack (60 C / 140 F) to cool it down?

Spraying water onto a haystack that is below the fire point (`< 77 C / 170 F`) without completely removing the bales **actually makes spontaneous heating much worse**. First, waxy hay stems shed water like a thatched roof, so a garden hose never reaches the deep hotspot. Second, the water you spray soaks into the **previously dry surrounding bales**, giving thermophilic bacteria fresh moisture to turn the **entire barn into a giant heating furnace**. Third, wet outer bales swell up and seal the stack tighter, trapping even more heat inside the core. Only use water (with a fire department hose and Class-A wetting foam) when you are actively **dismantling and flooding a critical `>= 77 C (170 F)` stack**.

Can just ONE wet bale in a wagon of 100 dry bales really burn down a whole barn?

**Yes.** Agricultural fire investigations by **Cornell University, Penn State Extension, and the Country Fire Authority (`CFA`)** repeatedly prove that **a single damp bale (`> 22% to 25%` moisture)** - often baled from a shaded fence line, a low wet spot in the field, or a slug of heavy weeds - buried near the center of a stack of completely dry bales acts like a biological matchstick. The surrounding dry bales act as **100% thermal insulation** that traps every calorie of heat produced by that one wet bale until its core crosses **`70 C (158 F)`** and ignites the dry hay around it.

Does throwing dry rock salt onto wet hay bales as you stack them prevent spontaneous barn fires?

**No - this is a dangerous agricultural myth.** Controlled university trials prove that scattering a few handfuls of dry livestock salt (`NaCl`) onto damp bales (`0.5% to 1%` by weight) does **not** stop thermophilic bacteria or exothermic chemical oxidation inside the dense core of the bale. Worse yet, salt is **hygroscopic** (it absorbs moisture from humid summer air), which can actually keep the surface of the bales damp and corrode steel barn siding and baler parts. If you must bale hay slightly damp (`20% to 25%`), use a scientifically proven **buffered propionic acid liquid preservative** applied directly at the baler chamber, and leave the bales outside for 2 to 3 weeks until they finish sweating.

Ebiragiro ebikwatagana nabyo

Ensonda n’obulagirizi obutongole

  • Ekitongole ky’ebyobulimi mu Amerika (USDA) & Ekiwandiiko ekikwata ku by'okwerinda mu by'obulimi mu ggwanga (NASD): Okuziyiza n'okuddukanya okwokya okw'okwekolako mu bifo ebiterekebwamu omuddo ne Silage: Critical Probe Temperature Thresholds (150 F to 200 F) n’Obukuumi bw’Okuddaabiriza.
  • Cornell University Cooperative Extension, Penn State Extension & University of Minnesota Extension: Okuziyiza omuliro mu Hay Barn: Emitendera gy’okubugumya eddagala eritali lya bbugumu erya microbiological vs. Exothermic, Ekkomo ku bunnyogovu okusinziira ku Bale Density, n’enkola ya Driven Steel Pipe Thermometer Protocol.
  • Ekibiina ekivunaanyizibwa ku kukuuma omuliro mu ggwanga (NFPA, Amerika) & Ekibiina ky'ensi yonna ekivunaanyizibwa ku bakulira abazinya mwoto (IAFC): Emirimu gy’omuliro mu ddundiro ne Silo mu by’obulimi: Oxygen-Limited Pyrolysis, Okuziyiza Flashover, Okukuba ebifaananyi mu bbugumu, n’okusiiga Class A Foam mu muliro gw’omuddo.
  • Ekitongole ekivunaanyizibwa ku muliro mu ggwanga (CFA, Victoria, Australia) & Ekibiina ekigatta amakolero g’emmere y’ebisolo mu Australia (AFIA): Endagiriro y'okwokya omuddo mu ngeri ey'okwekolako eri abalimi n'abazinya mwoto mu byalo.
  • Omukago gwa Bulaaya ogw'ebibiina ebikuuma omuliro (CFPA Europe) & Yinsuwa y'ebyobulimi mu Girimaani (SVLFG): Ebiragiro ku kupima ebbugumu ly’omuddo (Heumesssonde) n’okuggyawo emmere y’ebisolo eyeefumbisa mu ngeri ey’obukuumi.