Nhau

Post Zuva: 5, Aug, 2024

(一) Majoini ekugadzirisa

Phenomenon:Kapfupi, yakatwasuka, yakatwasuka uye isina kudzika mitsetse ichaonekwa mune yakadururwa kongiri isati yatanga uye mushure mekutanga kurongeka.

Chikonzero:Mushure mekuwedzera mumiririri kudzora kwemvura, kongiri kuwanda kweViscous, haina kubuda ropa uye hazvisi nyore kunyura, uye zvinonyanya kuoneka pamusoro pemazinga echigaro.

Mhinduro.

 

1 (1)

(二) matangi anonamira

Phenomenon:Chikamu cheMetement Dienti madziro emadziro emadziro emusanganiswa, zvichikonzera concrete ichibuda mumuchina kuti ive isina kuenzana uye isingasviki ASH.

Chikonzero:Congcrete inonamira, iyo inonyanya kuitika mushure mekuwedzera kudzorera mvura-kuderedza kusanganisa, kana mudhiramu mahombekombe neyekuvhara shaft diameter ratio.

Solution:1. Teerera kuendesa kubvisa kongiri yasara nenguva. 2. 3. Shandisa musanganiswa uine yakakura shaft diameter ratio kana yakamanikidzwa musanganiswa

(三) Nhema kanzuru

Phenomenon:Iyo kongiri inokurumidza kurasikirwa nehunyoro mushure mekusiya muchina uye haigoni kutodururwa.

Chikonzero:1. Isina kukwana calcium sulfate uye gypsum zvemukati mune simende inokonzera calcium inokatyamadza kuti hydrate nekukurumidza; 2. Mvura inoderedza mumiririri ane kusarudzika kushandisirwa kune urwu rudzi rwesimu; 3. Kana iyo triethanoline yemukati inopfuura 0.05-0.1%, kutanga kwekutanga kuchakurumidza. Asi kwete kwekupedzisira.

Solution:1. Chinja mhando yemhando kana batch nhamba. 2. Chinja mhando yekudzora mvura-yekudzora mumiririri pazvinenge zvichidikanwa, asi kazhinji hazvidiwi. 3. Deredza kuderedzwa kwemvura nehafu. 4. Deredza tembiricha yekusanganisa. 5. Shandisa Na2So4 kuti udzorere iyo mamiriro ezvinhu kune 0.5-2%.

1 (2)

(四) Hapana kanzuru

Phenomenon: 1. Mushure mekuwedzera mumiririri-kudzora kwemvura, kongiri haina kusimbiswa kwenguva yakareba, kunyangwe zuva rese neusiku; 2. Pasi pane oozes slurry uye inotendeuka yero yero.

Chikonzero:1. Iyo Dosage yekudzora mvura-yekudzora mumiririri yakakura, iyo inogona kupfuura katatu nguva iyo yakakurudzirwa dosage yakakurudzirwa; 2. Kunyanya kushandisa kwekudzokorora.

Solution:1. Usapfuure iyo yakakurudzirwa dosage katatu. Kunyangwe iyo simba rikadzikira zvishoma, simba rine 28D richadzikiswa zvishoma uye iro rombo renguva refu richadzikiswa zvishoma. 2. 3. Bvisa chikamu chakaumbwa uye udururire zvakare.

(五) kuderera kwakadzika

Phenomenon:1. Simba rakawanda rakaderera pane iyo bvunzo mhedzisiro yenguva imwe chete; 2. Kunyangwe iyo kongiri yakasimbiswa, simba rayo rakanyanya kuderera.

Chikonzero:1. Kuwanda kwemhepo-yekupandukira kwemvura-kuderedza mumiririri wakakura kwazvo, zvichikonzera iyo mhepo mukati mekongiri kuti ive yakakura kwazvo. 2. Isina kukwana vibration mushure mekuwedzera mweya-yekupandukira mvura-kuderedza mumiririri. 3. Mvura haina kuderedzwa kana iyo yemvura-simende ratio inowedzera panzvimbo. 4. Mari yeTriethanolamine yakawedzerwa yakakura. 5. Unhu hweMubatanidzwa-kudzora mumiririri hazvinei nezvinodiwa, zvakadai sezviri zvemukati zvezvinhu zvinoshanda zvakanyanyisa kuderera.

Solution:1. Shandisa zvimwe zvinosimbisa matanho kana kudururira-kurira. 2. Simbisai vibration mushure mekudurura. 3. Tora chiito kurwisa zvikonzero zvambotaurwa. 4 

(六) Kurasikirwa kushoma kwakanyanya fast

Phenomenon:Concrete inorasikirwa nekushanda nekukurumidza kwazvo. Imwe neimwe maminitsi 2-3 mushure mekusiya tangi, iyo slump inoderera ne1-2cm, uye pane iri pachena pasi kunyura phenomenon. Ichi chiitiko chinowanzoitika mukongiri neakakura slump.

Zvikonzero:1. Iyo yekudzora mvura-yekudzora mumiririri ane kusarudzika kushanduka kweiyo simende inoshandiswa. 2. 3. Iyo concrete inosanganisa tembiricha kana ambient tembiricha yakakwira; 4. Iyo concrete slump yakakura.

Solution:1. Tora chiito kune chikonzero. 2. Tumira post-kusanganisa nzira. Iyo yemvura-inoderedza mumiririri anofanira kuwedzerwa mushure mekusanganisa kongiri kwemaminitsi 1-3, kana kunyangwe usati wadurura, uye kumutsa zvakare. 3. Chenjera kuti urege kuwedzera mvura.


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