POLYTECHNIC BULLETIN
Series Engeneering Studies

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ENERGY
DOI: 10.65599/ENG6047
ASSESSMENT OF THE RELIABILITY OF EARTH FAULT PROTECTION IN 6-10 kV ELECTRICAL NETWORKS

Ramazon Abdullozoda

ENERGY
DOI: 10.65599/ENG9951
ANALYSIS OF THE 110 KV ELECTRICAL GRID OPERATING MODES: DARKHAN – BUGANT

Bumtsend Uyangasaikhan, Ahyoev Javod Salamshoevich, Khishigbayar Ider, Dalai Amarbayasgalan

ENERGY
DOI: 10.65599/ENG7616
OPTIMIZATION OF A HYBRID RENEWABLE ENERGY SYSTEM WITH ENERGY STORAGE

Kirgizov Alifbek Kirgizovich

ENERGY
DOI: 10.65599/ENG3129
APPLICATION OF METAHEURISTIC ALGORITHMS FOR MULTI-OBJECTIVE OPTIMIZATION OF COMPENSATING DEVICE PLACEMENT CONSIDERING RESONANCE RISKS

Habibullozoda Zikrullo Habibullo,  Jurazoda Shohin Jura,  Ismoilov Saidjon Turonovich,  Jaborov Manuchehr Kamolovich

ENERGY
DOI: 10.65599/ENG5624
RATIONALE FOR SELECTING AN OPTIMAL SITE FOR INSTALLING SMALL HYDROPOWER POWER PLANTS ON IRRIGATION CANALS

Pirova Shamsia Khotamovna, Rahimzoda (Rahimov) Firdavs Mirzoumar

ENERGY
DOI: 10.65599/ENG8031
ANALYSIS OF THE DEVELOPMENT OF REFINED METHODS FOR CALCULATION OF SHORTCIRCUIT CURRENTS TAKING INTO ACCOUNT A COMPLEX OF INFLUENCING FACTORS

Kayumov Alisher Gafurdzhonovich, Amonuloev Azizkhon Rezmonovich, Jaborov Manuchehr Kamolovich,  Aminov Dilshod Saidovich, Kosimov Bakhtiyor Ismatulloevich

ENERGY
DOI: 10.65599/ENG7202
THE EFFECT OF LOAD POWER VARIATION ON THE DISTRIBUTION OF ACTIVE POWER BETWEEN A WIND GENERATOR AND A DIESEL GENERATOR

Jalilov Rustam Abduhamidovich, 

ENERGY
DOI: 10.65599/ENG2999
OPTIMIZATION OF OPERATING MODES OF THE HYBRID ENERGY SYSTEM OF THE MURGHOB DISTRICT OF THE REPUBLIC OF TAJIKISTAN

Diyorzoda Rustam Khakimali,  Sharifov Bohirjon Nasrulloevich, Khuvatov Farukh Nazrialoevich

ENERGY
DOI: 10.65599/ENG7155
ECONOMIC AND TECHNICAL FEASIBILITY ANALYSIS OF USING STATIONARY NETWORK DIVISION TO LIMIT SHORT-CIRCUIT CURRENT LEVELS

Rahimzoda Jamshed Bobomurod,  Muqimova Nargis Rustamovna, Umaralizoda Yusuf Mahmadali, Sharipov Erkin Kurbonovich,

ENERGY
DOI: 10.65599/ENG8330
HYDRAULIC ENGINEERING STRUCTURE COMPLEX FOR RIVER RUNOFF CLEANING AND USE IN THE MINING INDUSTRY

Inoyatova Komola Lavzarovna,  Gulakhmadzoda Aminjon Abdujabbor

ENERGY
DOI: 10.65599/ENG1177
INTEGRATION OF SOLAR POWER PLANTS INTO THE POWER SUPPLY SYSTEM OF BASE STATIONS OF CELLULAR OPERATORS: CURRENT STATE AND PROSPECTS

Khujasaidov Jahongir Khujasaidovich, 

METALLURGY AND MATERIALS SCIENCE
DOI: 10.65599/ENG1224
ON THE CATALYTIC ACTIVITY OF THE ELEMENTS OF D. I. MENDELEEV’S PERIODIC SYSTEM

Juraev Tukhtasun Juraevich, Gazizova Elvira Rashitovna, Izzautulloev Muboriz Akramkhonovich

METALLURGY AND MATERIALS SCIENCE
DOI: 10.65599/ENG5734
STUDY OF THE TEMPERATURE FACTOR IN STAGE-BY-STAGE EXTRACTION OF Fe(III) AND Zn(II) FROM CHLORIDE SOLUTIONS

Ilizarov Daniel Leonidovich,  Kokoeva Natalia Borisovna,  Martyushev Nikita Vladimirovich

METALLURGY AND MATERIALS SCIENCE
DOI: 10.65599/ENG7199
STUDY AND CONSTRUCTION OF THE PHASE DIAGRAM OF THE Al–Li–Ce TERNARY SYSTEM

Ganieva Nargis Izatulloevna, Odinazoda Haidar Odina, Rajabaliev Safomudin Saidalievich,  Shamsiddinov Amriddin Jamoliddinovich 

METALLURGY AND MATERIALS SCIENCE
DOI: 10.65599/ENG7005
OPTIMIZATION OF NICKEL ELECTROLYTE PURIFICATION FROM IRON USING A MIXTURE OF OLEIC ACID AND TRIETHANOLAMINE

Ilizarov Daniel Leonidovich, Kokoeva Natalia Borisovna, Martyushev Nikita Vladimirovich

METALLURGY AND MATERIALS SCIENCE
DOI: 10.65599/ENG1480
Effect of Cu deposition on the surface roughness and friction coefficient of Al2O3

Khaidarov Muhsinjon Umaralievich, Cherenda Nikolay Nikolaevich, Okilov Eminjon Erkinovich

METALLURGY AND MATERIALS SCIENCE
DOI: 10.65599/ENG6302
ANODIC BEHAVIOR OF TIN BABBIT ALLOYS SnSb11Cu6 WITH LITHIUM IN A NACL SOLUTION MEDIUM

Ganiev Izatullo Navruzovich, Saidov Saidkhoja Saymurodovich, Makhmadizoda Murodali Makhmadi, Okilov Shakhrom Shukurboevich, Idiev Idikhudja Sharifovich

METALLURGY AND MATERIALS SCIENCE
DOI: 0.65599/ENG4752
EFFECT OF THALLIUM ADDITIVES ON THE MICROSTRUCTURE AND MECHANICAL PROPERTIES OF TIN BABBITTE B83

Ganiev Izatullo Navruzovich, Muzafarov Khusrav Davlyatalievich, Ismonov Rustam Dovudovich, Khojanazarov Khayrullo Mahmudkhonovich

METALLURGY AND MATERIALS SCIENCE
DOI: 10.65599/ENG4249
CLASSIFICATION OF PHASE EQUILIBRIUM DIAGRAMS OF ALLOYS WITH IMMISCIBLE COMPONENTS AND THEIR APPLICATION PROSPECTS

Juraev Tukhtasun Juraevich, Nurov Kurbonali Bozorovich,  Gazizova Elvira Rashitovna, Toshev Mansur Tolibjonovich

CHEMICAL TECHNOLOGY
DOI: 10.65599/ENG3118
COMPARATIVE ANALYSIS OF THE THERMAL STABILITY OF THORIUM (IV) AND URANYL CRYSTAL HYDRATES

Salomov Firdavs Dzhabborovich, Islomova Mukaddam Sadulloevna,  Badalova Mamlakat Abdukhayrovna, Ruzmatova Gulnoz Kamolovna