This paper presents a comprehensive study on the influence of the latest-generation superplasticizers andhyperplasticizers on the physical, mechanical, and operational characteristics of concrete mixes. Special attention ispaid to the comparative analysis of dispersion mechanisms: from the electrostatic repulsion of lignosulfonates andnaphthalene sulfonates to the steric stabilization effect of polycarboxylate-based admixtures. The research demonstratesthat optimizing particle distribution allows for a radical reduction in the water-cement ratio while maintaining highworkability and pumpability. A key aspect of the study is the evaluation of internal self-curing technologies. By forminga highly dense microstructure and utilizing specialized organomineral components, the necessity for traditional externalmoisture curing is minimized. The results confirm that the integrated use of chemical admixtures significantly improvesthe durability of monolithic structures, reduces plastic and drying shrinkage, and increases resistance to aggressiveenvironmental factors.
| Mualliflar | Shakirov , Tuygunjon, Umarov , Khotamjon |
|---|---|
| Jurnal | Муҳандислик ва Иқтисодиёт |
| Nashr sanasi | 2026-03-01 |
| Jild | 4 |
| Son | 3 |
| Til | Ingliz |
monolithic concrete, lignosulfonates, naphthalene sulfonates, polycarboxylates, hyperplasticizers, superplasticizers, organomineral materials
В данной статье проводится комплексный анализ влияния внедрения цифровых технологий всельском хозяйстве на экономическую эффективность и перспективы его развития. В современных условияхинновационные и цифровые решения…
Ushbu maqolada agrar sohada moliyalashtirish tizimini shakllantirishda xususiy investitsiyalar vabank kreditlari o‘rtasidagi strukturaviy o‘zaro bog‘liqlik nazariy jihatdan asoslab berilgan. Maqolada iqtisodiy…
Mazkur maqolada qishloq xo‘jaligi pluglarining asosiy ish organlari - lemex va dolotalarning (iskanalarning)yeyilish sabablari hamda ularning xizmat muddatini uzaytirish usullari tahlil qilingan. Tadqiqotda tuproqning…
“Big Data” tushunchasi eksponensial tezlikda o‘sib boradigan hamda uni saqlash, tahlil qilish va qaytaishlash uchun ilg‘or vositalar va texnologiyalarni talab qiladigan katta hajmdagi ma’lumotlarni anglatadi. Mazkur…
Ushbu maqolada raqamli iqtisodiyot sharoitida eksport diversifikatsiyasini ta’minlashda raqamliinfratuzilmaning roli ilmiy jihatdan tahlil qilinadi. Tadqiqotda raqamli infratuzilmaning asosiy komponentlari…
Cellulase enzyme complexes derived from a number of bacterial and fungal sources are widely used for theindustrial enzymatic hydrolysis of cellulose-containing raw materials. Recently, cellulase enzyme complexes have…
Ushbu maqolada ISO 9001:2015 va ISO/IEC 17025:2017 xalqaro standartlari talablarining laboratoriyasharoitida joriy etilish darajasini baholash uchun “Microsoft Access” dasturi asosida yaratilgan qaror qabul qilish…
В статье анализируются глобальные тенденции и национальные особенности развития рынкаэлектромобилей (ЭМ) и зарядной инфраструктуры. Оцениваются возможности адаптации международного опытак условиям Республики Узбекистан…
Mazkur maqolada agrosanoat majmuasida (ASM) innovatsion rivojlanishning nazariy-metodologik asoslariva tarmoqqa xos xususiyatlari ilmiy jihatdan tahlil etilgan. Maqolada mamlakatning oziq-ovqat xavfsizligini…
Mazkur maqolada auditni amalga oshirish jarayonida auditor ishi sifatini ta’minlash va nazorat qilishningnazariy hamda amaliy jihatlari chuqur tahlil qilinadi. Xususan, audit sifati ko‘rsatkichlari, uni baholash…