Vol. 57 No. 6 (2021)

RESEARCH AND DEVELOPMENT

• AGENERALIZED SPACE VECTOR MODULATION FOR CASCADED H-BRDGE MULTI-LEVEL INVERTER

  Nguyễn Thị Thanh Hòa, Hà Duy Thái, Dương Anh Tuấn, Mai Văn Chung

  3

• ANALYSIS ON THE IMPACT OF NEUTRAL POINT GROUNDING MODE TO RELAY PROTECTION SYSTEM ON 35kV NETWORKS OF NORTHERN POWER COMPANY CORPORATION

  Trần Thanh Sơn, Nguyễn Phúc Huy, Trần Anh Tùng, Vũ Thị Thu Nga, Đặng Việt Hùng, Trần Đình Long

  10

• THERMAL SIMULATION AND TESTING MEASUREMENT OF SERVOMOTOR PROTOTYPE

  Nguyễn Đức Bắc, Trần Tuấn Vũ, Nguyễn Thế Công

  14

• A STUDY OF POSITION CONTROL SYSTEM WITH AZIMUTH THRUSTER ACTUATOR OF THE PROPELLER MODEL FOR VESSELS

  Đào Quang Khanh, Hứa Xuân Long, Tống Lâm Tùng

  20

• RESEARCH AND OPTIMAL DESIGN OF A CAPACITIVE TYPE COPLANAR SENSOR TO DETECT LIVING CELLS IN LIQUID MICROCHANNEL

  Nguyễn Đắc Hải

  25

• THE COMBINATION OF THE BACKSTEPPING METHOD AND OPTIMAL FILTER TO THE FLIGHT STABILITY OF MORPHING AIRCRAFT

  Nguyễn Ngọc Tuấn, Trần Xuân Tình, Nguyễn Tuấn Anh, Trần Thị Nga

  30

• BUILDING PMSM MOTOR CONTROL ALGORITH ON THE BASIS OF CORRECTION OF STATIC CHARACTERISTICS

  Vũ Hữu Thích

  36

• USE PLC AND STEP 7 MICROWIN SOFTWARES TO PROGRAM AND SIMULATE THE OPERATION OF THE PRODUCT GRABBER MODEL IN TRAINING

  Nguyễn Xuân Quỳnh, Nguyễn Hữu Giang, Đinh Thị Hằng, Nguyễn Đức Khoa, Phạm Thị Lan

  42

• APPLYING MICROCONTROLLER AND ZHKY901 SENSOR IN A MODEL OF SUPERVISING MOMENT ELECTRICAL MOTORS USING IN SMALL REPAIR AND MAINTENANCE CENTERS

  Lê Anh Tuấn, Phạm Văn Minh, Bùi Văn Huy, Nguyễn Văn Đoài, Phạm Văn Nam, Vũ Thị Kim Nhị

  47

• EFFECTS OF SOLID CONTENT ON COOLANT ON SURFACE ROUGHNESS IN GRINDING ALUMINUM BY VIET NAM DISCONTINUED WHEEL

  Nguyễn Thị Phương Giang

  53

• CALCUTATING THE INCREASE IN FATIGUE LIFE OF THE STRUCTURE USING VIBRATORY STRESS RELIEF BY DIFFERENT THEORIES

  Đỗ Văn Sĩ, Bùi Mạnh Cường, Nguyễn Văn Dương

  58

• OPTIMIZING THE PRODUCTION TECHNOLOGY OF ECO-FRIENDLY FOAM POLYURETHANE PANELS ON THE CONTINUOUS LINE

  Phùng Xuân Sơn, Vũ Thị Huệ, Bàn Tiến Phi, Tống Thái Bảo, Nguyễn Minh Quang, Nguyễn Tiến Tùng, Mai Đức Thuận, Lê Thị Phương Thanh

  64

• RESEARCHING CALCULATE FOR DETERMINATION THICKNESS OF THE HEAT INSULATING LAYER FOR HIGH TEMPERATURE RESISTANCE STRUCTURE OF FLIGHT INSTRUMENTS

  Trần Xuân Tiến

  71

• APPLICATION OF FUZZY GREY RELATIONAL ANALYSIS (FGRA) METHOD TO ANALYZE THE EFFECT OF CUTTING CONDITIONS ON SURFACE ROUGHENING WHEN HIGH-SPEED MILLING

  Lê Thế Hưng, Phạm Văn Bổng, Phạm Thị Thiều Thoa, Hoàng Tiến Dũng

  74

• A METHOD FOR THE OPTIMIZATION OF VEHICLE PARAMETERS BASED ON ANALYSIS OF VEHICLE TRAJECTORY

  Trần Xuân Trung, Nguyễn Hữu Nam, Phùng Văn Bình, Vũ Hải Hà

  80

• BUILDING A NONLINEAR MODEL OF CARS FOR RESEARCH ON MOTION TRAJECTORY OF AUTONOMOUS CARS

  Lê Hữu Chúc, Vũ Văn Tấn, Trương Mạnh Hùng, Olivier Sename

  85

• DESIGN CALCULATION OF MODULAR COMPONENTS IN A TWO-STAGE HEAT PUMP DRYER

  Nguyễn Đức Nam, Nguyễn Đặng Bình Thành, Phạm Thế Vũ

  92

• EFFECT OF SOME STRUCTURAL PARAMETERS ON RESISTANCE WATER OF POLYESTER WOVEN FABRICS

  Lưu Thị Tho, Dương Thị Phượng

  99

• STUDY ON THE ECO-FRIENDLY DYEING OF VIETNAMESE BAMBOO STRIPS WITH NATURAL COLORANTS EXTRACTED FROMRHIZOMA DIOSCOREA CIRRHOSA

  Nguyễn Ngọc Thắng, Nguyễn Thị Mỹ Linh, Nguyễn Thị Thu Hằng, Hoàng Thị Thanh Luyến, Đỗ Thị Phương Mai

  104

• ASSESSMENT OF THE ACCUMULATION OF LEAD (Pb) IN VEGETABLES PLANTED IN RED RIVER DELTA BY ATOMIC ABSORPTION SPECTROSCOPY

  Phạm Thị Mai Hương

  109

• HOẠT TÍNH GÂY ĐỘC TẾ BÀO VÀ ỨC CHẾ MIỄN DỊCH CỦA CHẤT METHYL CAFFEATE PHÂN LẬP TỪ LOÀI NGỌC CẨU (BALANOPHORA LAXIFLORA)

  Ba Thi Cham, Nguyen Thi Thuy Linh, Nguyen Thi Hoang Anh, Nguyen Phi Hung, Do Thi Thao, Nguyen Quyet Tien, Nguyen Thanh Tam, Tran Duc Dai, Dang Ngoc Quang, Nguyen Thi Thu Hoa, Tran Khac Vu, Le Thi Hong Nhung, Domenico V Delfino, Trinh Thi Thuy

  114

• THE STUDY OF PHYSICAL PARAMETERS RELATED TO THE PRODUCTION CAPABILITY OF RADIOISOTOPE 18F AND ESTIMATION OF THE RADIATION ACTIVITY EACH TIME SHOOTING FROM CYCLOTRON HIC-KOTRON13

  Nguyễn Tiến Dũng, Nguyễn Tuấn Anh, Phạm Minh Đức

  119

• RESEARCH TO COMPLETE THE PROCESS OF DISTILLATION OF PURPLE ESSENTIAL OIL IN VIETNAM (PERILLA FRUTESCENS VAR.CRISPA) AND APPLICATIONS IN FOOD PROCESSING

  Vũ Thị Cương, Nguyễn Quang Tùng, Hoàng Thanh Đức, Phạm Thị Hương Quỳnh

  124

• PHOTOELECTROCHEMICAL CHARACTERISTICS OF HYBRID STRUCTURE BETWEEN MoS2 FILM AND COPPER OXIDE NANOROD

  Trần Hữu Toàn, Nguyễn Tiến Đại, Vũ Thị Bích, Nguyễn Tiến Thành, Dư Đình Viên

  129

• THE IMPACTS ON OPERATING PERFORMANCE IN TERMS OF FINANCIAL ASPECTS OF BUSINESSES IN NAM DINH PROVINCE

  Nguyễn Thị Lan Anh

  135

• RESEARCHING THE FORM TO ORGANIZE THE INTERNAL AUDIT IN THE PUBLIC SECTOR: AN EMPIRICAL STUDY AT HANOI UNIVERSITY OF INDUSTRY

  Nguyễn Thị Hồng Nga, Nguyễn Thị Mai Lan, Nguyễn Thị Dự, Phạm Thu Oanh, Hoàng Thị Việt Hà, Phạm Thị Hồng Diệp

  143

• FACTORS AFFECTING VISITOR SATISFACTION WITH SERVICE QUALITY IN TOURIST AREAS OF HA GIANG PROVINCE

  Cao Thị Thanh, Phạm Thu Hà

  150

• CORPORATE SOCIAL RESPONSIBILITY AND RETENTION OF EMPLOYEES: ROLE OF PERCEIVED PRIDE AND ORGANIZATIONAL IDENTIFICATION IN SMES IN HANOI

  Ngô Văn Quang, Vũ Đình Khoa, Hà Thành Công, Nguyễn Mạnh Cường, Đỗ Hải Hưng

  157

• HOW TO INCREASE NON-ENGLISH MAJORED STUDENTS’ MOTIVATION TO LEARN ENGLISH ONLINE MORE EFFECTIVELY IN THE BLENDED-LEARNING PROJECT AT HANOI UNIVERSITY OF INDUSTRY

  Đỗ Thanh Loan, Đỗ Thị Huyền

  164