OAK jurnallaridan yig‘ilgan 104809 ta ilmiy maqola: sarlavha, mualliflar, annotatsiya, kalit so‘zlar, DOI va tayyor iqtibos formatlari.
More than every second elderly and senile population (53.0%) is at high risk of developing CNDs and/or “epidemiological endpoints” . The presence of the noted 9 risk factors among this population significantly…
The high incidence of clinical symptoms of BMI in women and men with ART compared to the group of women and men with BMI without APBT appears to be explained by the fact that antiretroviral therapy can slow the…
Pregnant women with preeclampsia have signs of impaired blood clotting, the development of thrombocytopathy and coagulopathy of consumption in combination with a decrease in the anticoagulant and fibrinolytic potential…
1919 Andijan schoolchildren aged 12-16 were examined. The main indicators of physical development (weight, body length, head and chest circumference) are described in a non-parametric centile (syn. percentile…
Dysbacteriosis is one of the most common syndromes faced by doctors of various profiles. This condition may be the result of a number of diseases or toxic influences. The article describes the principles and tactics of…
Gynecological morbidity among adolescent girls deserves special attention. Somatic changes accompanying the onset, development and end of puberty in girls are long preceded by preparatory changes in the neuroendocrine…
Herpetic infection caused by the herpes simplex virus (HSV) is one of the significant problems of modern health care. This is due to a sharp increase in the incidence, a wide range of clinical manifestations, the…
One of the first places is occupied by obstetric bleeding, the second is preeclampsia, and the third is extragenital diseases in the structure of maternal mortality in the Republic of Uzbekistan. At the same time, it…
In this article, treatment of Bronchitis is a long and difficult process. In any case, the recommendations of a qualified doctor are necessary, because different forms of the disease require the use of specific…
According to modern studies it was found that in the nucleic acid loci of species belonging to the M. tuberculosis complex, mutations are most often found in all strains of seven structural genes KatG, inhA, kasA, ahpC…
Pregnant women have one of the highest risks of dental disease. According to a number of authors, in the physiological course of pregnancy, the prevalence of dental caries is 91.4%, periodontal tissue diseases occur in…
It was found out that viral hepatitis C (HCV) is currently one of the urgent problems of public health due to the prevalence in the population, the high frequency of liver cirrhosis and hepatocellular carcinoma, the…
This article attempts to reveal the main causes of disorders of the reproductive system of female athletes, such as the stressful effects of training, hyperandrogenism, increased cortisol, and low body weight…
This article highlights the results of a simple and extended colposcopy performed in 224 women of reproductive age who were treated with various gynecological diseases.
One of the important factors in the increase in the incidence of uterine fibroids in women in the late reproductive and premenopausal periods is the vegetative-hormonal restructuring, which enhances the influence of the…
Primary dysmenorrhea is a cyclically recurring pain syndrome, which is caused by a complex of neurovegetative, metabolic, and behavioral disorders that accompany menstrual rejection of the endometrium. It occurs…
The most characteristic manifestations of the activity of medium molecular weight peptides (MMPs) are disturbances in the functions of biological membranes. By changing the structural and functional characteristics of…
Ishlab chiqilgan foydali model geliotexnika, qishloq xo‘jaligi, bog‘dorchilik va uzumchilik fermerlari, issiqxona xo‘jaliklari uchun mo‘ljallangan.
Ушбу мақолада материалнинг физик-механик хусусиятлари яхши сақланган ҳолда ёнғинга бардош берувчи қавариқланган қопламаларни эпоксид смоласи асосида ишлаб чиқилганлиги ҳақида сўз кетади…
Ушбу мақолада Қарши шаҳри шароитида сузиш бассейни сувининг энергия йўқотишлари ва унинг комбинациялашган қуёш ҳовузли-иссиқлик насосли қиздириш тизимининг иссиқлик узатиш кўрсаткичлари ҳамда энергия баланси тадқиқот…
Мақолада марганец киришма атомлари билан ўта компенсацияланган кремний материали асосида ҳарорат датчикларини яратишнинг технологик жараёнлари батафсил ёритилган бўлиб, олинган экспериментал натижалар билан ҳарорат…
Maqolada sanoat korxonalarida, xususan energetik obyektlarda ikkilamchi energiya resurslarini paydo bo‘lishi va uning potensialidan foydalanish imkoniyatlari bo‘yicha olib borilgan ilmiy izlanishlar natijalari o‘rganib…
Maqolada kobinatsiyalashgan bug‘-gaz qurilmali issiqlik elektr stansiyalarining ishlash jarayonida termodinamik tavsifnomalar, ish rejimlari o‘zgarishining foydali ish koeffitsiyenti, energetik va eksergetik…
Ushbu maqolada vertikal o‘qli turbinalarni tayyorlashda foydalaniladigan kompozit materillarning mexanik mustahkamligini eksperimental o‘rganish natijalari keltirilgan. Bundan tashqari 1 kVt quvvatli shamol energetik…
Maqolada biomassa pirolizi bug‘ining optimal sovutish parametrlarini aniqlash uchun piroliz qurilmasi kondensatoridagi issiqlik almashinuvi jarayonlarini matematik modellashtirish natijalari keltirilgan. Kondensatorning…
Maqolada quyosh konsentratorli geliopiroliz qurilmasining energetik va texnik-iqtisodiy samaradorligi hisoblangan va tahlil qilingan. Quyosh konsentratorli geliopiroliz qurilmasi uchun ketadigan sarf-harajatlar…
Maqolada mono-kristal (m-Si), polikristal (p-Si) va CIGS asosidagi fotoelementlarning haroratga bog‘liq elektr va issiqlik samaradorligining analitik modeli keltirilgan. Ushbu model o‘rnatilgan foto-issiqlik…
Ишда билвосита турдаги қуритиш қурилмасида табиий конвекция жараёни математик моделлаштирилган бўлиб, қурилмада иссиқлигини йиғиш ва узатиш учун сув ишлатилган. Моделлнинг бошланғич шарти сифатида муаллифлар томонидан…
С целью повышения энергоэффективности и выработки электроэнергии солнечных фотоэлектрических батарей предложены способ и устройство их очистки от пыли, вызываемой окружающей средой. Изучено влияние метеорологических…
В статье приводится расчет и анализ рассмотрена тепловой эффективности светопрозрачной стены (инсоляционных пассивных систем солнечного отопления) в здании с системой прямого солнечного обогрева(инсоляцией) через…
В статье приведены результаты работы по разработке и созданию автономных солнечных теплоэнергетических установок на основе параболоидного концентратора, в приемнике которого, расположенного в фокальной зоне…
Исследованы анион-дефицитные структуры Sr0,5Ba0,5Со1-xFexO3-z синтезированные из расплава на солнечной печи в потоке концентрированного солнечного излучения плотностью 100 – 200 Вт/см2. Материал имел перовскитовое…
Полезная модель относится к установкам для термической переработки и утилизация твердых бытовых отходов и может быть использована в коммунально-бытовом хозяйстве, сельском хозяйстве и других отраслях промышленности.
Currently, to improve energy efficiency in most power supply systems implemented in all industries, a frequency converter-based control system is used. The control of electric drives through a frequency converter is…
The article presents the results of a study on assessing the potential of wind energy resources in the Kashkadarya region and identifying areas with high wind energy potential. It presents an analysis of scientific…
Maqolada geotermal energiya manbalarining issiqligidan issiqlik va issiq suv ta’minoti tizimlarida samarali foydalanish jarayoni tahlil qilingan. Mahalliy iqlim meteorologik xususiyatlarini hisobga olgan holda geotermal…
This article presents the results of theoretical studies of the undershot water wheel that works effectively in low-pressure watercourses with a water flow speed of 1-4 m/s. When developing a mathematical model of the…
The article presents the results of research on the development of a micro hydroelectric power plant adapted to the water flows coming out of pumping devices located in the southwestern regions of Uzbekistan, in…
This article presents the thermal processing of biomass waste in a pyrolysis device and the process of obtaining alternative fuels based on experience and analysis. The obtained energy fuels can be effectively used in…
In the article, the processes of heat exchange in the reactor of the heliopyrolysis device with a solar concentrator are studied. Based on the conducted experiments, the optimal parameters of the heliopyrolysis device…
In this article, the share of renewable energy sources in the unit of production and its impact on energy efficiency are studied in the assessment of the efficiency of energy use in the enterprise. An industrial…
In the development of the country’s economic strategy, the problems of energy, environmental protection and ecology play a major role. Most of the conventional fuel stations have a negative impact on the environment…
A combined drying-storage device with an additional transparent surface has been developed, which makes it possible to increase the intensity of natural air convection, simultaneously dry and store apricot products, and…
Maqolada qayta tiklanadigan energiya manbalariga asoslangan qishloq obyektlarining integratsiyalashgan issiqlik ta’minoti tizimlarini rivojlantirish bo‘yicha tadqiqotning dastlabki natijalari keltirilgan. Qishloq…
В статье приведены результаты краткого анализа применения водоугольного топлива, как альтернативный энергоресурс для систем автономного топливоснабжения малых котельных установок. Выявлены основные технологические…
In the article, the methods of deaeration of water in boiler-utilizers of steam-gas devices, advantages and disadvantages, structural changes observed with the change of deaeration methods in boiler-utilizers of…
In this article, the relevance of using renewable energy sources in the storage and cooling of agricultural products, the advantages and disadvantages of using renewable energy in the storage and cooling of fruits and…
In the article, one of the most commonly used types of boiler-utilizers used in steam-gas installations is a technical description of separate deaerator boilers, the change of efficiency indicators according to the…
The installation of integrated photovoltaic panels (BIFP) systems in residential and public buildings aims to minimize the total energy demand and the associated heat and power supply system. The energy infrastructure…
This article provides recommendations for choosing the optimal design of an incubator for eggs in conditions of limited resources. The most important factors are listed, including the dimensions and characteristics of…