Da yawa daga juji - tsakuwa, dutse, farar ƙasa, kuma slag. Bulk yawa na murƙushe dutse: a coefficient and definition Gost

Murƙushe - particulate abu, da kuma wani inorganic particulate, samu da crushing wani wucin gadi. An raba Firamare. Wannan shi ne wani muhimmin al'amari. Primary - sakamakon da aiki na halitta dutse: pebbles, boulders, pumice dutse da sauran kayan. A sakandare da aka samu ta hanyar crushing na yi sharar gida kamar kankare, kwalta, tubali.

samar da hanya

Domin samar da murƙushe dutse aka yi amfani da wadannan hanya: dutse, mined a wani quarry, niƙa zuwa wasu yanayin da nunawa. Lokacin da na sama Juyin yi tarkace amfani da wani mechanized grinder.

fanni na aikace-aikace

Saboda da babban m Properties, watau. E. The ikon bi da tabbaci ga surface, tsakuwa a yi amfani da yashi-ciminti qagaggun a raya birane, a da gina gine-gine, a da gina hanyoyi da kuma railroads.

material Features

Wadannan asali Properties:

• yawa daga murƙushe dutse.
• Flakiness (siffar).
• Frost.
• Ƙarfi.
• Radioactivity.

Wadannan dabi'u gaba daya fahince ce abu. Next, mukalli a wata dukiya kamar da yawa daga murƙushe dutse. Shi ne nemaloznachimym definition.

yawa daga murƙushe dutse

Wannan abu dukiya ne kai tsaye alaka ta tabbata. Karkashin yawa ne rabo na taro don girma. An auna a ton ko kilo da cubic mita (t / m, kg / m³). Rarrabe gaskiya yawa na murƙushe dutse, ban da komai a sarari, da kuma] aukacin girma, t. E. A uncompressed jihar. Kowace daga cikinsu yana da wani m ma'anar.

A gaskiya yawa daga cikin tsakuwa ne m da dakin gwaje-gwaje. Wannan ne auna ta nauyi da naúrar girma na lafiya da kuma bushe kaya. A wannan hanya ware gaban voids cika da iska. Saboda haka sanin porosity.

Kalmar "girma yawa kufai a karkara" da ake amfani da su nuna a fakaice da rabo tsakanin nauyi da kuma girma shagaltar da free sarari tsakanin barbashi. Wannan siga ake bukata a lokacin da kirga da abun da ke ciki na kankare cakuda.

yawa ji

A wannan yanayin, akwai hanyoyi da dama domin sanin:

1. By aunawa jirgin ruwa.
2. Tare da yin amfani da allunan.

Bari mu bincika farko hanya

Domin gudanar da wannan tsari na bukatar aunawa jirgin ruwa na cylindrical siffar girma daga 5 zuwa 50 lita gaba daya cika ta samar da saman mazugi. Sa'an nan cire da suka wuce haddi saman form. A jirgin ruwa da aka auna. Don sanin da yawa na murƙushe dutse, lissafi da bambanci tsakanin cike da kuma fanko jirgin ruwa, wanda aka raba da girma daga cikin jirgin ruwa. Akwai kome wuya. Da dabara a wannan harka shi ne kamar haka:

• Fh = (m ₂ - m _1): V,

₁ inda m - taro na komai jirgin ruwa. m ₂ - da detritus, V - volumetric damar da ganga.

Babban sharudda

Don yadda ya kamata auna girma yawa, bi da jihar matsayin, su ne:

• Amfani da kawai na musamman tasoshi, da cewa shi ne a wasu size da kuma siffar.
• A size daga cikin akwati ya dogara da hatsi size.
• Niƙa a wani hali ba musamman shãfe haske, kamar yadda a cikin wannan hali, da kayan za su yi daban-daban cika.
• A total yawa dole mafi girma girma.

A sakamakon samu a cikin dakin gwaje-gwaje, nuna a rakiyar fasfo musamman tsari.

Bugu da kari ga kufai a karkara, a cikin wannan hanya ana kidaya da da yawa daga yashi, kankare da sauran kayan. A lokaci guda la'akari da girma na hatsi da kuma sarari tsakanin barbashi.

Tabbatar da dalilin da allunan

Wannan lissafi na da yawa daga wadannan kayan ne mai muhimmanci. Saboda ya fi girma kundin, ko a lokuta inda kuskure daga game da 1% ba m, koma ga al'ada ma'auni alluna da coefficients ga fassara. Plus wannan hanya - lokacin ceto da kuma 'yanci. Debe - wani m, m sakamakon.

Majalisar

Ya kamata a tuna da cewa girma yawa - shi ne ingancin da na halitta, halitta, precluding da yiwuwar m compaction don kawar da voids.

A cikin kayan gini da shi ne daya daga cikin muhimman sigogi. Daga wannan ya dogara a kan ƙarfi daga karshe samfurin da kaikaitaccen tabbatar da dalilin da voids cika da ƙasa da m abun da ke ciki na wasu abubuwa.

A yi na kankare garwayayye, mãsu shiryuwa ne, ta hanyar girka: mafi girma da sulusi da murabba'i, ƙananan da girma yawa sigogi. Ilimi na ta yi iya muhimmanci ajiye. Alal misali, a wata low sulusi da murabba'i kuma high girma ciminti yawa ake bukata shi ne da yawa kasa. Tare da sanin ainihin ƙarar simplifies kai da kuma ajiya. Ya zama zai yiwu yin lissafi da kayan da za a hawa. Har ila yau a cikin wannan hali mu iya la'akari da sufuri iya aiki.

yawa factor

Mun magance wannan definition. Fasaha darajar amfani a lokacin da ji na girma na tsakuwa, da ake kira: da girma yawa rabo na murƙushe dutse. Yana nemaloznachimy zaɓi. Yi amfani da biyu sunansa - compaction factor ko canja wurin (ma'ana nauyi da girma yi hira da mataimakin versa).

misali

Bari mu ce da mota ya kawo wa yi site juji. Yadda za a gudanar da wani zama dole ma'aunai? Don yin wannan, mu kirga adadin da kaya da kuma jiki a kan iyakar cika. Sai samu dabi'u suna yawaita da matsawa kudi. A fili yake cewa Figures zai zama daban-daban saboda da "tapped" kaya lokacin tuki, amma shi ba zai iya rasa nauyi. A cikin farko idan, shan la'akari da shrinkage, zamu iya cewa shi ne overall yawa na murƙushe dutse ko wani darajar kusa da shi. A karo na biyu - da girma.

Domin mafi fahimtar, ya dauki wani real-rai misali. Mun sayi wasu adadin sukari. Alal misali, a kilogram. Mun yi barci a cikin sugar kwano, samu da farko girma. Gigice, buga, niƙe. Auna. Mun samu a sakamakon karshe girma.

influencing dalilai

Yana da muhimmanci a san. A yawa tsoma da kuma irin, daga abin da aka yi juji. Lokacin da daya girma - 1 m ³ a wani dutse nauyi ne 2.6 ton na farar ƙasa Duk da haka, saboda impurities ma'adini, dolomite, da dai sauransu -... M 2.7-2.9 da wannan adadin nauyi zai bambanta.

A sakamakon haka, manyan, milled dutse daukan up kasa sarari fiye da sake yin fa'ida. Wannan shi ne saboda da sarari tsakanin abubuwa. Game da bambanci tsakanin girma daga cikin wannan taro za su yi magana da gaskiya, kuma girma tsakuwa yankin. Yana da wani m hujja. Alal misali, gaskiya yawa na murƙushe dutse sulusi da murabba'i (hatsi size) na daga 5 zuwa 20 mm zai zama 2590 kg / m ^3, da kuma da girma daga cikin wannan abu zai kasance 1320 kg / m³. Haka, sanin wannan definition, za mu iya ma ajiye a kan kudin raguwa a hadawa kankare mix, kazalika a kan hanyar sufuri da kuma ajiya wurare.

wasu zaɓuɓɓuka

A wannan yanayin, za ka iya haskaka da wadannan:

• Murabba'i - hatsi size daga cikin kayan. Rarrabe misali (5-10 mm, 10-20, 5-20 , da sauransu.), Non-misali (10-15 mm, daga 15 zuwa 20 mm, da kuma t. D.) Kuma evroscheben (3-5 mm).
• Brand kufai a karkara ƙarfi. Da dama jinsin iri. Wato, da saba ƙarfi M 800-1200. high - M 1400-1600. Matsakaici - M 600-800. rauni - 300-600 M; m - M 200.

A totality daga cikin ƙungiya, iri da kuma asali dutse zai shafi da girma yawa.