Term english for electrical engineer d08 k50

UNIT ELECTROSTATIC FORCES AND THE STRUCTURE OF MATTER No Terms Anion Cation The halogen element Cyclotron 10 11 12 13 14 15 16 17 18 19 20 Charged body Matter No resultant electric charged Ion Explanation negative ion Positive ion Anion, ion âm Cation, ion dương Fluorine, chlorine, bromine, iodine and astatine An accelerator (an apparatus that makes the particles accelerate – go faster and faster) that gives energies of several million electron – volts to atomic-sized Something that has an electric charge That of which all things are made With the positive and negative charges of the same size so that no charge can be observed from outside Máy gia tốc cộng hưởng từ Hạt mang điện Vật chất An atom, group of atoms or a molecule that lacks its full number of electrons (positive) or has too many electrons (negative) Apparatus Either a piece of equipment Bộ phận, thiết bị Chemical inert Not reacting chemically with other things (these Chất khí trơ inert gases not easily form any chemical compounds) Electrostatic The forces between particles that are caused by Lực tĩnh điện forces their electric charges Coulomb’s The force acting between two charged bodies in air law is proportional to the product of the charges, and inversely proportional to the square of the distance between them Atom The smallest amount of a chemical element Nguyên tử Nucleus Is composed of particles with positive charge called Hạt nhân, protons, and other particles of about the same mass nhân but with no resultant electric charge, these are called neutrons Ionization Energy which is necessary to remove an electron Năng lượng energy from an atom, according to the orbital arrangement ion hóa of the electrons in the atom Ionic valence The force of attraction between ions of opposite Lực liên kết force charge hóa trị Molecule The smallest particle of any substance which still Phân tử has the original chemical properties of the substance Repel Đẩy Attract Hút Monovalent Hóa trị English for Electrical Engineering- Glossary – D08 - K50 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 Bivalent Trivalent Tetravalent Law Approximate model Mass Valency Electrostatic field + + ≈ x / α : √ R² X³ < ≤ Hóa trị Hóa trị Hóa trị Đinh luật Mẫu tương đối Khối lượng Hóa trị Trường tĩnh điện Plus Minus Equal/ be equal to Be approximately equal to Times/ multiplied by Over/ divided by Be proportional to To (11:1 = 11 to 1) The square root of/ root of R square root/ X cubed Less than Less than or equal to Unit 2: Electric current - Electromotive force – Potential difference - Conductors and insulators – Ohm’s law No Term Conductor Drive Electric current Electromotive force Potential different/ Voltage Insulator Unit charge Explanation Something that allow heat, electricity, light, sound pass along or through it Force ( batteries and generators force their free electrons to move continuously from one terminal to another) Flow of electrons in a conductor A force that causes the flow of electricity from one point to another _Difference between two terminals in electric field _The work done in moving a unit electric charge between two terminals in electric field Material or device that prevents or reduces the passage of heat, electricity, or sound A charge of one in any system of measurement used Chất/ Vật dẫn điện Dẫn điện Dòng điện Sức điện động Hiệu điện Chất/ Vật cách điện Đơn vị điện tích English for Electrical Engineering- Glossary – D08 - K50 Resistor Resistance (R) Resistivity (σ ) Ohm’s law (R=E/I) 10 11 12 13 Terminal Ebonite 14 Graphite A component of an electrical circuit that have resistance and is used to control the following of electric current The opposition to electric current flow in a body The resistance between opposite faces a sample cube The ratio of the potential difference between the ends of a wire and the current flowing in it is equal to the resistance of the wire Connection into an electric circuit Hard rubber produced by vulcanizing natural rubber with large amount of sulfur A soft dark carbon that conducts electricity Điện trở Điện trở Trở kháng Định luật Ohm Cực loại cao su tự nhiên cứng Than chì UNIT 3: UNIT OF MEASUREMENT No Term Fundamental unit Derived unit System of units CGS system CGS electrostatic system CGS electromagnetic system MKS system of units International System of Unit (SI) The newton (unit of force) The joule (unit of energy or work) The watt (unit of power) 10 11 Explanation Unit that can be arbitrary (e.g second, metre…) Combination of arbitrary unit (e.g kilometer per hour…) System of fundamental and derived units which enable us to express all the quantities of one or more branches of physics System whose fundamental units are centimeter, gram, second System based on the force exerted between two charges of electricity Đơn vị Đơn vị dẫn suất Hệ đơn vị Hệ (đơn vị) CGS, hệ xentimentgam-giây Hệ CGS tĩnh điện System based on the force exerted between two magnetic poles Hệ CGS điện từ System whose fundament units are metre, kilogram and second Hệ đơn vị MKS Hệ SI, hệ đơn vị quốc tế Force which gives to a mass of kilogram an acceleration of metre per second per second The work done when the point of application of the newton is displaced a distance of metre in the direction of force Power which gives rise to the production of energy at the rate of joule per second Niu tơn (đơn vị lực) Jun (đơn vị công hay lượng) Oát (đơn vị công suất) English for Electrical Engineering- Glossary – D08 - K50 12 The ampere Constant current, if maintain in two straight parallel conductors of infinite length and negligible cross-sections and placed metre apart in a vacuum, will produce between these conductors a force equal to 2*10-7 newton per metre of length Ampe 13 The volt Vôn (đơn vị điện sức điện động) 14 The ohm 15 The coulomb Difference of electric potential between two points of a conducting wire carrying a constant current of ampere when the power dissipated between these points is equal to watt Electrical resistance between two points of a conductor when a constant difference of potential between these two points produces in the conductor a current of ampere Quantity of electricity transported in second by a current of ampere Ôm (đơn vị điện trở) Culông UNIT ELECTRICAL ENERGY AND POWER ELECTRIC CIRCUIT No Terms Definition In series Configuration In parallel Kinetic Potential Way of connecting components “end to end”, so that the current flows through each in turn Arrangement of part Components connected so that each receives the full voltage at the same time, with part of the current flowing each in turn relating to motion: relating to, caused by, or producing motion Possible; that might exist Reciprocal Circuit Friction Loop 10 11 Conductance The principle of the conversion of energy The value obtained by dividing a number into 1, as in… A network with at least one part that can be closed Force that tries to stop one thing moving over or through another A simple closed connection, part of a network or circuit Reciprocal of resistance Energy can be transformed or transmitted into one system to another but the total value of the energy before and after the transformation is always the same Mắc nối tiếp Sắp xếp phận Mắc song song (thuộc) chuyển động Tiềm năng, có khả Nghịch đảo Mạch Lực ma sát Vòng dây (mạch kín) Trở kháng Định luật bảo toàn lượng: English for Electrical Engineering- Glossary – D08 - K50 12 Kinetic energy 13 Potential energy 14 Translation 15 16 17 By virtue of Opposite sign Power 18 Passage of electrons 19 Joule’s law P = R.I2 20 21 The power loss Voltage drop 22 Conductance 23 Kirchhoff’s first law 24 Kirchhoff’s second law The energy possessed by a mass by virtue of its motion Energy which a system possesses by virtue of the relative position of its parts or its configuration The process of moving something from one place to another The amount of energy transformed or transmitted per unit of time A flow of electrons through a circuit Động Thế Sự chuyển dịch Do, theo Trái dấu Công suất Dòng electron The heat energy produced in a unit of time is Định luật Jun: Nhiệt proportional to the resistance and to the square sinh of the current đơn vị thời gian tỉ lệ thuận với điện trở tỉ lệ nghịch với bình phương cương độ dòng điện The electric power that changed into heat Công hao phí The difference of potential across the Sự giảm terminals of the wire a measure of the ability of an object or Độ dẫn điện substance to transmit electricity, expressed as the reciprocal of resistance In an electric network, the algebraic sum of the current that meet at a junction point is zero Trong mạng điện, tổng đại số dòng điện điểm nút The sum of the products of current and resistances in each part of any closed loop in a network is equal to the algebraic sum of the electromotive forces in that loop Định luật Kirchhoff Định luật Kirchhoff English for Electrical Engineering- Glossary – D08 - K50 UNIT ELECTROCHEMISTRY- ELECTROLYSIS PRIMARY AND SECONDARY CELLS ELECTROMOTIVE FORCE No Term Electrochemistry Explanation A branch of chemistry that studies chemical change associated with electrons and electricity Electrolysis Electromotive force Electrolyte Electrode 10 Anode Cathode Dissociate Electrolytic dissociation Liberate The conduction of electricity through sth melted or dissolved in order to induce decomposition of the melted or dissolved chemical into its components A force that causes the flow of electricity from one point to another A chemical compound that separates into ions in a solution or when molten, and is able to conduct electricity A conductor through which electricity enters or leaves sth such as a battery or a piece of electrical equipment The positive electrode in an electrolytic cell The negative electrode in an electrolytic cell Split sth into simpler parts 11 12 Deposit Electroplate 13 14 Soluble Metallic conduction Electronic conduction 15 16 17 Convection effect Primary cell 18 Secondary cell To release sth such as gas from combination in a chemical compound during a chemical reaction To cover Coat a surface with a metal (usually silver) by electrolysis Able to dissolved in another substance Điện hóa học Sự điện phân Suất điện động Chất, dung dịch điện phân Điện cực Điện cực dương Điện cực âm Tách, phân Sự phân li chất điện phân Giải phóng Phủ vào Mạ Có thể hòa tan Dẫn điện kim loại Dẫn điện điện tử Hiệu ứng đối lưu An electrical cell that uses an irreversible chemical reaction to generate electricity and can not be recharged An electric cell in which electricity is produced by a reversible chemical reaction Therefore, it is rechargeable and able to store electrical energy Pin sơ cấp Pin thứ cấp English for Electrical Engineering- Glossary – D08 - K50 19 20 21 Displacement Fused Accumulator Moved from one place to another Melted, made into liquid by heat Storage cell 22 23 Reverse- type cell Fuel cell 24 25 Dilute Battery 26 27 Interconversion Medium 28 Voltaic 29 30 Aqueous Table salt 31 32 33 34 Regenerate Electrochemical equivalent Spongy lead Distill Primary cell that may be activated by the addition of an electrolyte Cell that produces electricity by the oxidation of a fuel used in space vehicles Mixed with water Two or more cells connected in series or in parallel The mutual conversion from between things Sth used to achieve sth else Substances through which force, etc passes Pertaining to electricity produced by chemical action or by surface contact and friction Watery Fine salt suitable for use on food that has been served out Form again The mass of a substance deposited from solution by one coulomb of electric charge 35 36 Distilled water Reduction 37 Oxidation 38 Redox reaction To purify a liquid by boiling it and then condensing its vapor, or undergo purification in this way A chemical reaction that brings about a gain in hydrogen, a loss of oxygen or an increase in electrons The process of losing electrons from a chemical element or compound Sự dịch chuyển Nóng chảy Awcsqui nạp, sạc Pin dự trữ, pin đảo chiều Pin nhiên liệu Pha loãng Pin Chuyển đổi, trao đổi Phương tiện, môi trường Thuộc nước Muối ăn Tái tạo, khôi phục Đương lượng hóa học Chì xốp Chưng cất Nước cất Sự khử Sự oxi hóa Phản ứng oxi hóa khử UNIT ELECTROSTATICS- ELECTRIC FIELDS- CAPACITOR No Term Vector Explanation A physical quantity for which we must state a direction to define it completely Disproportionate A charge of unsuitable proportions charge Farad Unit of capacitance Vec-tơ Điện tích không phù hợp Đơn vị điện dung English for Electrical Engineering- Glossary – D08 - K50 No 61 10 11 12 13 14 10 15 16 17 18 19 20 21 Capacitor Device that gives capacitance , usually Tụ điện consisting of conducting plates Capacitance The ability of a substance to store an Điện dung electric charge The ratio between charge and potential difference: C= Q/ V Term Definition Neglect Take no account disregard qualiệu sắt từ Ferromagnetic Material is of, of only iron, cobalt, and Bỏvật Equipotential No potential difference any Đẳng material nickel and some ofbetween their alloys pointsElements of conducting body have slight Paramagnetic material and metals vật liệu thuận từ Polarization Charges on the surfaces of an insulator Điện tích phân cực magnetic properties charges Diamagnetic materials Materials have magnetic properties vật liệu ngịch từ Electric field A space in the stressed condition Điện trường less than those of a vacuum RegionEach around an electric charge in an Electron spin electron is spinning about Spin electron whichaxis an electric is exerted on throughforce its centre another charge Iron filings Small piece of iron that removed by mạ sắt Electrostatics The study of the behavior of electricity Tĩnh điện học the file from a piece of iron when An it isimaginary static Axis line about which a trục Electric field The force exerted by the field on an unit Cường độ điện trường body rotates strength positive charge at that point Alignment Being in line xếp Dielectric Hằng số điện Shells Imaginary spheres around the nucleus Khung hộpmôi constant on the surface of which groups of Relative electron may be considered to obit Hằng số điện môi tương permittivity đốiKhuôn Former A shaped frame Adjacent Situated near or close to sthrings or each kề, lân cận Turn One of the complete of wire Gần vòng other, which especially without touching together make a coil Impregnate Saturate material: To incorporate a Giấy tẩm hóa chất chemical into a porous material such as wood or cloth, especially by soaking it thoroughly with a liquid Resultant Tổng hợp Insulated Vật dẫn điện cô lập conducting body Nullify To make sth invalid or ineffective Hủy bỏ, làm cho vô hiệu Offset Counterbalance Đối trọng Coefficient A numerical constant that is a measure Hệ số of a property of a substance Impedance (Z) The opposition in an electrical circuit the Trở kháng flow of alternating current, consisting of resistance and reactance UNIT MAGNETISM Unit English for Electrical Engineering- Glossary – D08 - K50 Magnetic flux- Permeability- Magnetic circuits- Induced electromotive forceSelf and mutual inductances No Explanation An endless lines of induction that represent direction and the flow at any point Tube of flux The tube of flux being any closed tube that is bounded by the lines of flux Magnetic reluctance The resistance to the passage of magnetic flux Flux density The flux per unit area Meaning từ thông Indefinitely increased Increased with no fixed limit tăng vô hạn Hysteresis tượng trễ từ Coercive force Toroid Plotting 10 11 A portion at a time Induction 12 Permeability Delay in the production in the elastic and magnetic behavior of matter The strength of the magnetic field needed to demagnetize a given substance The surface generated by the revolution of a plane closed curve about an axis lying in its plane which does not intersect it Preparing a curve or a graph of the two values Portion by portion The magnetic flux per unit area of a section normal to the direction of flux Measured in Gauss, in the system of units The quality or state of being permeable 13 Ferromagnetic materials Chất liệu sắt từ 14 Magnetization curves 15 Point of magnetic saturation Saturation A material whose permeability is very much larger than (from 60 to several thousand times 1), and which exhibits hysteresis phenomena The value of B is deduced from experimental curves obtained by plotting the flux density B against the field strength H The density B approaches an upper limit when H is indefinitely increased The condition under which all elementary magnetic moments have become oriented in one direction A ferromagnetic material is saturated 16 Term Line of flux bó từ từ trở mật độ từ thông từ kháng hình vòng xuyến vẽ đồ thị phần Cảm ứng Độ thấm từ Đường từ hóa Điểm bão hòa từ Bão hòa English for Electrical Engineering- Glossary – D08 - K50 17 Residual flux density 18 Magnetomotive force 19 Reluctance 20 Electromagnetic induction 21 Magnetic flux 22 23 when an increase in the applied magnetizing force produces no increase in induction Saturation flux densities for steels are in the range of 16,000 to 20,000 Gauss The magnetic flux density that remains Mật độ từ thông in a ferromagnetic material when H has dư been reduced to zero Analogous to voltage in electrical Xuất từ động circuits, this is the magnetic potential difference between any two points Analogous to resistance in an electrical circuit, reluctance is related to the magnetomotive force, F, and the magnetic flux by the equation R = F/ (Magnetic Flux), paralleling Ohm's Law where F is the magnetomotive force (in cgs units) The phenomenon of a variation in the value of the magnetic flux gives rise to an electromotive force in the circuit The total magnetic induction over a given area When the magnetic induction, B, is uniformly distributed over an area A, Magnetic Flux = BA Từ trở Self-inductance Induction in a circuit due to the action of one portion of a current upon an adjacent portion during periods of varying current strength Hiện tượng tự cảm Mutual inductance Inductance measured in circuit: a Hiện tượng Hỗ cảm Đường sức từ measure of the change in the electromotive force of a circuit caused by a change in the current flowing through an associated circuit It is given as the ratio of the electromotive force induced to the rate of current change producing it 24 Residual induction 25 Magnetic circuit This is the point at which the hysteresis loop crosses the B axis at zero magnetizing force, and represents the maximum flux output from the given magnet material By definition, this point occurs at zero air gap, and therefore cannot be seen in practical use of magnet materials An assembly consisting of some or all of the following: permanent magnets, Độ cảm ứng từ dư Mạch từ English for Electrical Engineering- Glossary – D08 - K50 26 Leakage flux 27 Hysteresis loop 28 Flux ferromagnetic conduction elements, air gaps, electrical currents That portion of the magnetic flux that is Từ thông rò lost through leakage in the magnetic circuit due to saturation or air-gaps, and is therefore unable to be used A closed curve obtained for a material Vòng từ trễ by plotting corresponding values of magnetic induction, B, (on the abscissa) against magnetizing force, H, (on the ordinate) The condition existing in a medium dòng subjected to a magnetizing force This quantity is characterized by the fact that an electromotive force is induced in a conductor surrounding the flux at any time the flux changes in magnitude Unit DIRECT CURRENT GENERATORS AND MOTORS No Terms Conversion 10 English Changing Torque The agency producing or tending to produce torsion Mounted (on sth) Fixed, positioned Wedge An object the side of which is similar in shape to an isosceles triangle with an apex of less than 60o Clamping flanges A projecting edge being fasten tightly for strengthening or attachment purposes Segment On of a series of separable parts which together form the whole Spider The central part of the armature core Angle of shift Angle through which the brushes must be moved to change their position Yoke A joining or coupling element 11 Isosceles Triangle Apex A triangle in which two of the sides are conguent (equal) The tip, top, point, or angular summit of anything 12 Armature One of the two principal electrical components of an electromechanical machine a motor or generator Vietnamese Sự chuyển đổi Moment lực Gắn lên Cái chốt Kẹp đàn hồi Đoạn Đế hình Góc nâng Bệ đựng nam châm Tam giác cân Đỉnh cao Cảm ứng English for Electrical Engineering- Glossary – D08 - K50 13 Field structure 14 Commutation 15 Iron laminate 16 17 18 19 20 Pole shoe Pole face Coaxial Field coil Exciting current 21 Self-excited 22 Commutator 23 Brush 24 Brush holder 25 26 Spring pressure Dynamo 27 28 Slot Self inductance 29 Mutual inductance 30 31 Commutator segment Sparking 32 Interpole 33 Non-inductive armature coil 34 35 Cyclindrical core Electromagnetic Khung cảm ứng When a commutator segment passes under a brush, Đảo mạch the current in the armature conductor connected with it must reverse from a given value in one direction to the same value in the opposite Iron material constructed by uniting two or more Lá thép mỏng layers of material together Má cực Mặt cực Two or more forms share a common axis Đồng trục Cuộn từ Is that which flows in any winding used to excite Dòng kích the transformer when all other windings are opencircuit Excited by field current supplied from its own Tự kích armature An electrical switch that periodically reverses the Bộ góp current in an electric motor or electrical generator Are general made of grapitized carbon Chổi quét, chổi than A structure in which a brush can slide in a Kẹp chổi than direction perpendicular to the moving surface of a motor, generator, or other device A generator, especially one for producing direct current A narrow opening; a groove or slit The ratio of the magnetic flux to the current is called the inductance, or more accurately selfinductance of the circuit When an e.m.f is produced in a coil because of the change in current in a coupled coil , the effect is called mutual inductance Nén lò xo Máy đinamô Rãnh,khía Tự cảm Hỗ cảm Đoạn đổi nối The luminous phenomenon resulting from a disruptive discharge through an insulating material Phenomena in which a change of magnetic field Đánh tia lửa Cực trung gian,cực từ phụ Lõi phần ứng không điện cảm Lõi hình trụ Cảm ứng English for Electrical Engineering- Glossary – D08 - K50 induction induces an electric field or electromotive force (EMF); the basis of the electric generator A method of making an electrical connection through a rotating assembly An electromechanical device that converts mechanical energy to alternating current electrical energy The stationary part of an electric generator or electric motor 36 Slip ring 37 Alternator 38 Stator 39 40 Synchronous motor Energizer Its rotor spinning at the same rate as the oscillating field which drives it A device that supplies electrical energy 41 Exciter 42 Inductor 43 Wiper An outboard effects device that uses phase manipulation and harmonic distortion to produce high-frequency enhancement of a signal A passive electronic component that depends on frequency A tool used to store energy in the form of Magnetic Field Inductor is made from a conducting straight wire wrapped around itself several turns Contact consisting of a conducting arm that rotates over a series of fixed contacts and comes to rest on an outlet 44 Induced current 45 Energized current 46 Field current 47 Spinner 48 Shunt dc generator 49 Tandem 50 Single phase generator Flywheel magneto 51 điện từ Vòng mỏng83 Máy phát điện9 xoay chiều Xtato,phần tĩnh máy phát điện Động đồng Thiết bị cung cấp lượng, pin energizer Bộ kích thích Phần cảm điện Cần gạt Dòng điện cảm ứng Dòng điện hoạt động mạnh Dòng điện trường Máy quay A rotating electric machine that converts mechanical power into dc power with the method of connecting field windings in parallel with the armature The shunt DC motor is commonly used because of its excellent speed regulation An arrangement of two or more persons or objects placed one behind the other Máy phát chiều mắc sơn Mắc trước sau Máy phát pha Man nét tô bánh đà English for Electrical Engineering- Glossary – D08 - K50 52 Three-phase power system Hệ thống lượng pha Unit 10 TRANSFORMERS No Term Static transformer Luminous charge/discharge tube X ray equipment Insulated copper wire Laminated iron core Primary winding Secondary winding Turn No-load operation 10 Reactance coil 11 Exciting current 12 Full-load current 13 Hysteresis 14 Eddy current 15 Varying flux density 16 Load current 17 18 Leakage flux Voltage drop Explanation A device which transforms lowvoltage energy into high-voltage energy or vice versa A form of lamp in which the light is obtained from an electric discharge between two electrodes in a glass tube containing gas at low temperature The winding to which an AC supply is connected The winding to which the load is connected The case when the primary winding is connected to an a.c supply with the secondary winding open Choking coil A delayed response by an object to changes in the magnetic forces acting on it An electric current set up by an alternating magnetic field The reduction in voltage in an Translation Máy biến tĩnh Đèn huỳnh quang Thiết bị tia X Dây đồng bọc cách điện Lõi thép Cuộn sơ cấp Cuộn thứ cấp Vòng dây Chế độ hoạt động không tải Cuộn dây điện kháng Dòng điện kích thích Dòng điện toàn tải Từ trễ Dòng Phuco Mật độ từ thông biến đổi Dòng điện (phụ) tải Từ thông rò Điện áp rơi, English for Electrical Engineering- Glossary – D08 - K50 electrical circuit between the source and load 19 20 Leakage-reactance Equivalent circuit 21 Transformer-equivalent circuit 22 23 True transformer Iron loss 24 Copper loss 25 26 31 Deteriorate Dry natural cooled transformer Dry force-air cooled transformer Oil-immersed self-cooled transformer Oil-immersed forced-air cooled transformer Oil-immersed water cooled transformer Lamination 32 Autotransformer 33 Induced voltage 34 Turns ratio 35 Schematic 36 Be omitted from consideration Grade Step-up transformer 27 28 29 30 37 38 The simplest form of a passive circuit that retains all of the electrical characteristics of the original (and more complex) circuit The loss is due to a variety of mechanisms related to the fluctuating magnetic field, such as eddy currents and hysteresis the losses due to resistance in the conductors of the windings Break down, become less efficient The thin sheet of metal used to make up the core of an iron-core transformer A transformer that does not change the value of voltage The kind of voltage produced across the secondary winding of any transformer The number of turns of wire of a transformer’s secondary winding compared to the number of primary-winding turns Containing only the essentials, brief Be neglected, be not considered Type, quality The transformer which transform a lower voltage to a higher one sụt áp Điện kháng rò Mạch tương đương Mạch tương đương với máy biến Máy biến thật Tổn hao sắt Tổn hao đồng Bị hỏng Biến áp khô làm mát tự nhiên Biến áp khô làm mát khí Biến áp dầu tự làm mát Biến áp dầu làm mát khí Biến áp dầu làm mát nước Thép Biến áp tự ngẫu Điện áp cảm ứng Tỉ số vòng dây Sơ đồ, lược đồ Bỏ qua Mức, loại, cấp Máy tăng English for Electrical Engineering- Glossary – D08 - K50 39 Step-down transformer The transformer which transform a higher voltage to a lower one Máy hạ UNIT 11 THE PROBLEM OF MEASUREMENT ELECTRICAL INSTRUMENTS No Term Angular response Auxiliary circuit Calibration Deflection Degree of precision Electrical measuring instrument Error 10 11 Explanation Phản hồi góc Mạch phụ Thang đo, bảng quy chuẩn Relation between the respond of the instrument and the quantities causing the respond The movement of a structure or a part of Lệch a structure when it is bearing a load Độ xác Thiết bị đo điện Differences between the correct result and that obtained Point of balance of rest 14 Equilibrium Fixed scale Full- wave Four- element bridgetype rectifier Hairsprings The slender recoil spring which regulates the motion of the balance in a timepiece Indicator An instrument or gauge that measures ( pointer) sth and registers the measurement Jewel cups 15 16 17 Moving coil Multiplier Pivot 18 19 20 Reaction Sensing element Shunt 21 Spring 22 Spindle 12 13 A pin, shaft, or point on which something turns An element that can detect Resistor or conductor connected in parallel with another device A resilient metal coil that will store energy when compressed and release energy when returning to its original shape Use: for cushioning, in clockwork A thin cylindrical rod which serves a an axis of rotation or itself rotate Sai số Trang thái cân Thang cố định nửa chu kì Bộ chỉnh lưu mạch cầu bốn đi- ốt Kim Ổ chân kính (giảm ma sát để kết đo xác) Cuộn chuyển động Điện kế nhân Trục Tương tác Bộ phận cảm ứng Mắc sơn Lò xo Trục English for Electrical Engineering- Glossary – D08 - K50 23 Thermocouple A device for measuring temperature in which wires of different metals are joined The potential difference between the wires is a measure of the temperature of sth they touch 24 25 26 Turn in bearing Vane Galvanometer 27 Voltmeter 28 Ammeter 29 Ohmmeter 30 Wattmeter 31 Electricity meter 32 Multimeter 33 Oscilloscope A thin surface that can be detected An instrument used to detect or measure the strength and direction of small electric current by mean of a coil in a magnetic field that moves a pointer or light An instrument measuring voltages or a voltage sensitive device An instrument calibrated in volts that measure the electromotive force or potential difference between points in a circuit An instrument measuring electrical current or a current sensitive device An instrument measuring electrical resistance Instrument measuring electrical power An instrument measuring electrical energy An instrument can measure voltage, current in the same device Device for showing waveform Cặp nhiệt điện Quay theo trục Cánh quạt Vôn kế Ampe kế Ôm kế Oát kế Công tơ mét Thiết bị đo đa Máy hiện sóng, máy hiển thị dao động 34 Oscillator Any device or circuit for producing electric oscillations, whether of current or voltage Máy tạo dao động 35 Electrodynamometer ( electrodynamic instrument) A device for measuring the strength of Thiết bị đo sử dụng an electric current by the magnetic force nguyên tắc điện it induces in a coil động UNIT 12: ELECTRIC POWER SYSTEMS No Term Definition The voltage at that point when we reach an Hiệu điện equilibrium between costs and saving is the most tối ưu Optimum voltage English for Electrical Engineering- Glossary – D08 - K50 favorable Breaker Bus bar Grid system A device that can automatically stop the flow of electricity in a circuit if there is too much current to operate safely ( switches, circuit breakers) - an electrical conductor or group of electrical conductors used as a connector in a circuit, especially as a bus in a computer system - Short conductor forming a common junction between two or more circuits Electrical network of 132kV and 33kV lines Standing loss Costs of keeping plant ready but inactive Pilot – plant stage The phase of experimentation in trial unit Nozzle Bộ ngắt, cầu dao Cầu nối mạch, dẫn Hệ thống lưới điện, mạng lưới Hao phí chế độ chờ Giai đoạn thử nghiệm Condenser a short tapered tube that directs or accelerates the flow of a fluid Apparatus for converting a vapor to a liquid Fission The act or process of splitting up into parts Prime mover - Engine or motor in which equipment reaches full efficiency - Energy converter: a machine that converts energy from a natural or physical source in order to power equipment such as a windmill or turbine - Lake or tank for storing water: a large tank or natural or artificial lake used for collecting and storing water for human consumption or agricultural use Ống phun Bình ngưng, giàn ngưng Phân hạch 10 Động 11 Reservoirs 12 Generating station Three - phase system Nhà máy điện Hệ thống pha 15 Single - phase system Turbine 16 Shaft 13 14 Hồ chứa Hệ thống ba pha Machine powered by rotating blades: a machine Tua bin in which a moving fluid such as steam acts on the blades of a rotor to produce rotational motion that can be transformed to electrical or mechanical power rotating rod in machine: a rotating rod that Cần provides motion or power for a machine English for Electrical Engineering- Glossary – D08 - K50 17 Bearing 18 19 Casing Furnace 20 Boiler 21 Vessel 22 23 Conventional plant Hydroelectric 24 Hydraulic 25 Impulse turbine 26 Vane 27 28 Kinetic Pylon 29 Supply pylon Cột tháp điện 30 Stranded copper conductor Hollow copper conductor Sub-station Dây dẫn đồng xoắn 31 32 33 Underground distribution 34 Hydro- housing for moving machine part: the part of a machine that supports a sliding or rotating part Outer covering enclosure producing great heat: a device in which heat is produced by burning fuel either to warm a building or to undertake an industrial process such as smelting metal water-heating tank: a large tank in which water is heated and stored, either as hot water or as steam, and used for heating or generating power receptacle: a hollow receptacle, especially one that is used as a container for liquids Gía đỡ Vỏ bọc Lò Lò Ống Nhà máy generated by water power: generated by converting the pressure of falling or running water to electricity by means of a turbine coupled to a generator driven by fluid: relating to or operated by a device in which pressure applied to a piston is transmitted by a fluid to a larger piston, so as to give rise to a larger force Thủy điện Chạy sức nước Tua bin xung rotating blade: a flat blade mounted as part of a set in a circle so as to rotate under the action of wind or liquid Relating to motion metal tower supporting high-voltage cables: a tall metal tower typically made of crisscrossing steel bars that supports high-voltage cables across a long span Pertains to water Cánh quạt, chong chóng gió Động học Cột tháp, cột điện cao Dây dẫn đồng rỗng Đài con, trạm Phân phối điện ngầm, mạng phân phối ngầm Liên quan tới nước English for Electrical Engineering- Glossary – D08 - K50 35 psi Pounds per square inch Pao insơ vuông ( đơn vị đo áp suất ) Phân hạch ng tử 36 Atomic fission The splitting of atom 37 Neutron Nơ tron 38 Control rod 39 Megawatt - elementary particle without electric charge: a neutral elementary particle of the baryon family with a zero electrical charge and a mass approximately equal to that of a proton - particle used to produce atomic fission - Regulate the amount of heat produced by atomic fission - Rod used to control nuclear fission: a rod or cylinder made of or containing neutronabsorbing material such as graphite, used to control the rate of fission in a nuclear reactor 1,000,000 watts 40 Wye and delta Connections used with three-phase transformers 41 Fusion heating and liquefying something: the molten state of a substance, or the change it undergoes to become molten Mắc hình hình tam giác Nhiệt hạch 42 Nuclear fusion 43 Coal conveyer Atomic combination that releases energy: the process in which light atoms such as those of hydrogen and deuterium combine and form heavier atoms, releasing a great amount of energy, which primarily manifests itself in the form of heat A device that transports or transmits coal 44 Stocker 45 Pulverizer 46 47 Coal ash Air preheater 48 Electrostatic precipitator 49 Smokestack Ống khói 50 Cooling tower Tháp làm lạnh Cần điều khiển Tổng hợp hạt nhân Băng tải than Khoang chứa A component used to crush or grind something into a powder or dust, or be crushed or ground into a powder or dust Component to preheat air Nạp liệu Bụi than Bộ hâm sấy ko khí Khử bụi tĩnh điện English for Electrical Engineering- Glossary – D08 - K50 English for Electrical Engineering- Glossary – D08 - K50 [...]... rơi, sự English for Electrical Engineering- Glossary – D08 - K50 electrical circuit between the source and load 19 20 Leakage-reactance Equivalent circuit 21 Transformer-equivalent circuit 22 23 True transformer Iron loss 24 Copper loss 25 26 31 Deteriorate Dry natural cooled transformer Dry force-air cooled transformer Oil-immersed self-cooled transformer Oil-immersed forced-air cooled transformer... đồ, lược đồ Bỏ qua Mức, loại, cấp Máy tăng thế English for Electrical Engineering- Glossary – D08 - K50 39 Step-down transformer The transformer which transform a higher voltage to a lower one Máy hạ thế UNIT 11 THE PROBLEM OF MEASUREMENT ELECTRICAL INSTRUMENTS No 1 Term Angular response 2 3 Auxiliary circuit Calibration 4 Deflection 5 6 Degree of precision Electrical measuring instrument Error 7 8 9... into a powder or dust, or be crushed or ground into a powder or dust Component to preheat air Nạp liệu Bụi than Bộ hâm sấy ko khí Khử bụi tĩnh điện English for Electrical Engineering- Glossary – D08 - K50 English for Electrical Engineering- Glossary – D08 - K50 ... or objects placed one behind the other Máy phát một chiều mắc sơn Mắc cái trước cái sau Máy phát một pha Man nét tô bánh đà English for Electrical Engineering- Glossary – D08 - K50 52 Three-phase power system Hệ thống năng lượng 3 pha Unit 10 TRANSFORMERS No Term 1 Static transformer 2 Luminous charge/discharge tube 3 4 X ray equipment Insulated copper wire 5 6 Laminated iron core Primary winding 7... which a moving fluid such as steam acts on the blades of a rotor to produce rotational motion that can be transformed to electrical or mechanical power rotating rod in machine: a rotating rod that Cần provides motion or power for a machine English for Electrical Engineering- Glossary – D08 - K50 17 Bearing 18 19 Casing Furnace 20 Boiler 21 Vessel 22 23 Conventional plant Hydroelectric 24 Hydraulic 25... phần ứng không điện cảm Lõi hình trụ Cảm ứng English for Electrical Engineering- Glossary – D08 - K50 induction induces an electric field or electromotive force (EMF); the basis of the electric generator A method of making an electrical connection through a rotating assembly An electromechanical device that converts mechanical energy to alternating current electrical energy The stationary part of an... between costs and saving is the most tối ưu Optimum voltage English for Electrical Engineering- Glossary – D08 - K50 favorable 2 Breaker 3 Bus bar 4 Grid system A device that can automatically stop the flow of electricity in a circuit if there is too much current to operate safely ( switches, circuit breakers) - an electrical conductor or group of electrical conductors used as a connector in a circuit,... or angular summit of anything 12 Armature One of the two principal electrical components of an electromechanical machine a motor or generator Vietnamese Sự chuyển đổi Moment lực Gắn lên Cái chốt Kẹp đàn hồi Đoạn Đế hình sao Góc nâng Bệ đựng nam châm Tam giác cân Đỉnh cao nhất Cảm ứng English for Electrical Engineering- Glossary – D08 - K50 13 Field structure 14 Commutation 15 Iron laminate 16 17 18 19... shape Use: for cushioning, in clockwork A thin cylindrical rod which serves a an axis of rotation or itself rotate Sai số Trang thái cân bằng Thang cố định 2 nửa chu kì Bộ chỉnh lưu mạch cầu bốn đi- ốt Kim chỉ Ổ chân kính (giảm ma sát để kết quả đo chính xác) Cuộn chuyển động Điện kế nhân Trục Tương tác Bộ phận cảm ứng Mắc sơn Lò xo Trục English for Electrical Engineering- Glossary – D08 - K50 23 Thermocouple... phân phối ngầm Liên quan tới nước English for Electrical Engineering- Glossary – D08 - K50 35 psi Pounds per square inch Pao trên insơ vuông ( đơn vị đo áp suất ) Phân hạch ng tử 36 Atomic fission The splitting of atom 37 Neutron Nơ tron 38 Control rod 39 Megawatt - elementary particle without electric charge: a neutral elementary particle of the baryon family with a zero electrical charge and a mass approximately ... than Bộ hâm sấy ko khí Khử bụi tĩnh điện English for Electrical Engineering- Glossary – D08 - K50 English for Electrical Engineering- Glossary – D08 - K50 ... tăng English for Electrical Engineering- Glossary – D08 - K50 39 Step-down transformer The transformer which transform a higher voltage to a lower one Máy hạ UNIT 11 THE PROBLEM OF MEASUREMENT ELECTRICAL. .. transformed to electrical or mechanical power rotating rod in machine: a rotating rod that Cần provides motion or power for a machine English for Electrical Engineering- Glossary – D08 - K50 17