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condenser meaning in electrical

The life of such capacitors is not less than 5,000 hr at rated voltage and maximum operating temperature. Dictionary ! The course is divided in 4 sections: 2. Information and translations of electrical condenser in the most comprehensive dictionary definitions resource on the web. The reliability of a capacitor is determined by the probability of failure-free operation for the guaranteed service period; sometimes reliability is expressed in terms of the failure rate. Electrical Abbreviations The list of abbreviations used in a set of engineering drawings varies from office to office. The quantity of water vapor present in the air is known as humidity. An electrical device capable of storing electrical energy. The Drier is a kind of substance or device to accelerate the drying or extract moisture. Vacuum capacitors have lower losses and a low TCC and are more vibration-resistant than gas-filled capacitors. In October 1745, Ewald Georg von Kleist of Pomerania, Germany, found that charge could be stored by connecting a high-voltage electrostatic generator by a wire to a volume of water in a hand-held glass jar. A capacitor (originally known as a condenser) is a passive two-terminal electrical component used to temporarily store electrical energy in an electric field. It is a device which controls the level of humidity. Operating principle - The type of transducer inside the microphone, that is, how the microphone picks up sound and converts it into an electrical signal. Voilà, we have converted sound into an electrical signal. Capacitor is an electronic component that stores energy in its electric field. Air, gas, and vacuum capacitors are used in high-frequency circuits. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. Effective use of paper capacitors is possible at frequencies up to 1 MHz. In combined (paper-film) capacitors the combined use of paper and film increases the insulation resistance and breakdown voltage, thus improving the reliability. It … Power distribution systems and equipment used to drive HVAC machinery, motors and other auxiliaries can be complex to the non-electrical engineer. Furnace: There are gas (the most common), oil, and electric furnaces. Also — The calculations for the MCA and MOP are based on requirements of NFPA 70, the National Electrical Code (NEC) and CSA C22.1, the Canadian Electrical Code (CEC). An electronic device that can store electrical Lacquer-film capacitors with thin metallized films have the highest specific capacity. In capacitors with mechanical adjustment, a change in capacitance is most frequently achieved by changing the area of the capacitor plates or (less frequently) by changing the gap between the plates. condenser definition: 1. a piece of equipment that reduces gases to their liquid or solid form 2. a piece of equipment…. The two-terminal electret capsule contains a FET which must be externally powered by supply voltage V +. The following year… The condenser is a small electrical device connected across the contact-breaker points in the distributor. A device which consists essentially of two conductors (such as parallel metal plates) insulated from each other by a dielectric and which introduces capacitance into a circuit, stores electrical energy, blocks the flow of direct current, and permits the flow of alternating current to a degree dependent on the capacitor's capacitance and the current frequency. In general, a capacitor consists of two metal plates insulated from each other by a dielectric. a piece of equipment that changes a gas into a liquid 2 a machine for storing electricity, especially in a car engine Examples from the Corpus condenser • This is heated and steam carries the essential oils into a condenser and then a separator. Alternating Current (AC) Electrical … The disadvantage of mica capacitors is their low time and temperature stability of capacitance, particularly for capacitors with electrodes made of foil. Constant-capacitance air capacitors are used in measurement technology primarily as capacitance standards. Cr. 1. an electrical device characterized by its capacity to store an electric charge 2. an apparatus that converts vapor into liquid 3. a hollow coil that condenses by abstracting heat 4. lens used to concentrate light on an object Familiarity information: CONDENSER used as a noun is uncommon. Menu. When the electrical circuit for a compressor/condenser unit for an air conditioner or heat pump or refrigeration system is protected by a fuse, a special "slow-blow" fuse was installed to prevent nuisance fuse blowing during the initial high-current draw when those motors first started-up. The most common types of variable capacitors have an air dielectric; they consist of two groups of parallel plates, one of which (the rotor) may be moved in such a way that its plates move into the gaps between the plates of the other group (the stator). charge. The condenser coil can be made of copper tubing with aluminum fins or all-aluminum tubing so heat can be rapidly transferred. It is a non-polar capacitor having fixed capacitance value. For high-voltage applications, when increasing the spacing between plates is undesirable, the breakdown voltage of air capacitors may be increased by rounding the edges of the plates. Recent Examples on the Web In 1711 another English inventor, Thomas Newcomen improved upon Savery’s design by adding a separate condenser with a piston. Von Kleist's hand and the water acted as conductors, and the jar as a dielectric(although details of the mechanism were incorrectly identified at the time). The system established in the USSR for abbreviating model designations of capacitors with constant capacitance consists of four indexes. Capacitors with variable or semivariable capacitance are manufactured with both mechanical and electrical adjustment of capacitance. The electrodes of mica capacitors are made of foil or are deposited on the mica by evaporation of the metal in a vacuum or by firing. However, such capacitors have a high TCC and high dielectric losses; therefore they are not promising. TYPES OF WIRING DIAGRAMS There are three basic types of wiring diagrams used in the HVAC/R industrytoday. for reducing gases or vapors to liquid or solid form. The resistor sets the gain and output impedance. It is a different meaning in applications apart from HVAC. 2. The capacitance of a capacitor depends primarily upon its shape and size and upon the relative permittivity ε r of the medium between the plates. It is comprised primarily of the heating and (often) cooling sources, as well as the ductwork that circulates the warm or cold air and a control unit. Login The use of ferroceramics as dielectrics made possible the achievement of a specific capacity on the order of 0.1 μF/cm3. For mechanically adjustable, variable-capacitance capacitors the following designations have been established: the first two indexes (letters) are KT for trimming (semivariable) capacitors and KP for variable capacitors; the third index (a numeral) designates the type of dielectric used. Condenser as well means an optical system which focuses light beams from a light source into a narrower beam. circuit, electrical circuit, electric circuit - distributer, distributor, electrical distributor [Desc] electrical condenser (n.) ↕ Capacitors with a solid organic dielectric are manufactured by winding long, thin ribbons of dielectric and foil (capacitor plate); plates in the form of a layer of metal (zinc or aluminum) 0.03–0.05 micron thick deposited on the dielectric are sometimes used. The Muffler is a device used to reduce the noise of an engine or deaden the instrument's sound. Energy in capacitors is stored in the electric field, while in the case of condensers energy is stored in the electrostatic field (they work as heat capacitors). The most appropriate frequency range for operation of vacuum capacitors is 1–10 MHz. Paper capacitors are widely used in low-frequency, high-voltage circuits with high current intensity—for example, to increase the power factor (cos ϕ). The first index (a letter) is K (for capacitor; from Russian kondensator), the second (a numeral) describes the capacitor group in terms of its dielectric, the third (a letter) denotes the purpose of the capacitor (P—for operation in both AC and DC circuits, Ch—for operation in AC circuits, U—for operation in DC, AC, and pulsed circuits, and I—for pulsed operation; capacitors without this index letter are intended for operation in DC circuits and for pulsed operation), and the fourth is a design serial number. Fixed and variable air capacitors incorporating special design are used as standards in electrical measurements. 3. a lens or combination of lenses that gathers and concentrates light in a specified direction, often used to direct light onto the projection lens in a projector. In mica capacitors, mica split into plates as thin as 0.01 mm serves as the dielectric. Ceramic capacitors are classified as low-voltage, high-frequency (low losses, high resonance frequency, small size, and low weight); low-voltage, low-frequency (high specific capacity and relatively large losses); and high-voltage (4—30 kV), using special ceramics with a high breakdown voltage. To sum it all up — The MCA is the minimum wire size needed to guarantee that the wiring will not overheat under all operating conditions for the life of the product. When more transistors switch simultaneously because the application demands extra processing, they are made to release their charge. See Printed circuit, Thin-film dielectrics are deposited on ceramic and integrated-circuit substrates and then metallized with aluminum to form capacitive components. An electrical device consisting of two conducting plates separated by an electrical insulator (the dielectric), designed to hold an electric charge. in Volts by Q = CV. All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. In vacuum capacitors the breakdown voltage does not depend on atmospheric pressure; therefore, they are widely used in aircraft equipment. Mica capacitors have low losses, high breakdown voltage, and high resistance of insulation. Electret condenser microphone capsules A typical electret microphone preamp circuit uses an FET in a common source configuration. An electrical device capable of storing electrical energy. In metallized-paper capacitors a high specific capacity (as compared with paper capacitors) is achieved by the use of metallized electrode plates, but the insulation resistance is decreased. The points and condenser system works with an electrical charge that is sent to an ignition coil, which was connected to the distributor cap. And not every unit is built the same way. Two types of solid dielectric are used for capacitors with electrical capacitance control: ferroelectrics (variconds) and semiconductors with a barrier layer (varicaps, semicaps, and so on). Symbolized C. Also known as condenser; electric condenser. Inside those compact units are electrical connections, fans, compressors, condensers, switches, coolants—the list goes on and on. A device used to store electrical energy by accumulating charge on conductors situated close to each other, allowing energy storage and use in an electrical field. Therefore, electrolytic capacitors are usually used only in DC circuits or in circuits with currents pulsating at a low frequency (up to 20 kHz) as blocking capacitors, in decoupling circuits, and in electrical filters. The condenser capsule’s output voltage is actually quite high, but it produces almost no current, because so little energy is stored in this small capacitor. In paper capacitors special capacitor-grade paper is the dielectric; paper capacitors have relatively high losses and a higher specific cost. See Integrated circuits. A liquid, semiliquid, or paste electrolyte or semiconductor serves as the second plate. Dictionary entry overview: What does electrical condenser mean? Von Kleist found that touching the wire resulted in a powerful spark, much more painful than that obtained from an electrostatic machine. Core elements, capacitator Two or more electrical conductors separated by a insulator. In film capacitors a synthetic film (polystyrene or fluoroplastic) is the dielectric. The charge stored Q in Coulombs is related to the The Condenser is an apparatus or container for condensing vapor into liquid. In the 1960's the development of semiconductor technology, which mainly uses operating voltages of 30 V or less, led to widespread use of ceramic capacitors based on thin ceramic films (about 0.2 mm). and low-frequency (high specific reactive power). However, anything greater than 50 volts is said to of high voltage. All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. 1. a person or thing that condenses. Thick-film capacitors are made by means of successive screen-printing and firing processes in the fabrication of certain types of microcircuits used in electronic computers and other electronic systems. AC and heating units are kind of like cars—they share most of the same components, but they … • CONDENSER (noun) The noun CONDENSER has 4 senses:. It is also known as heat transfer. mean. The first and most common is the ladder diagram, so called because it looks like the symbols that are used to represent the components in the system have been placed on the rungs of a ladder. • Electret microphones use a polarised condenser instead of a crystal. Learn more. The condenser is … Wired between the power and ground planes, they quickly charge up when the computer is turned on. Film capacitors have high insulation resistance, high TCC, low losses, and relatively low specific cost. The most common dielectrics are silicon nitride and silicon dioxide. Metallized-paper capacitors have the property of “self-healing” after localized breakdowns. This type of capacitor is recommended for use in low-voltage, low-frequency circuits. Capacitors may be classified as follows, according to the type of use: (1) low-voltage, low-frequency (high specific capacity Csp); (2) low-voltage, high-frequency (low TCC and tan δ; high Csp); (3) high-voltage DC (high Ri); and (4) high-voltage, high-. In varicaps the dependence of the width of the p-n junction on the applied voltage is used to change the capacitance: it decreases as the voltage increases, because of an increase in the width of the p-n junction. An electric component which consists of conducting plates insulated from each other by a layer of dielectric material; introduces, a device for accumulating electric charge, usually consisting of two conducting surfaces separated by a dielectric. In general, a capacitor consists of two metal plates insulated from each other by a dielectric. 1. an electrical device characterized by its capacity to store an electric charge Familiarity information: ELECTRICAL CONDENSER used as a noun is very rare. The operating voltage for constant-capacitance vacuum capacitors is 5–45 kV. Mica capacitors are widely used in radio engineering (electric filters and blocking circuits). ). Dictionary entry overview: What does condenser mean? ... or dry air, used for storing an electric charge; condenser. Meaning of electrical condenser. The Capacitors / Electrical Condensers are passive components that typically consist of two or more conductive surfaces separated by a dielectric air, paper, mica... which stores electrical energy, blocks the flow of direct current and allows the flow of alternating current to a degree that depends on its capacity and frequency. Capacitors with a gaseous dielectric (air-filled, gas-filled, or vacuum) have very low values of tan δ and a high capacitance stability (see Table 1). We Need an Electric Charge As was explained in our previous tutorial “What is a Condenser Microphone”, a condenser capsule constitutes a capacitor whose capacitance changes to the rhythm of the soundwaves that hit the diaphragm. Varicaps have a greater capacitance stability and lower high-frequency losses than variconds. The specific capacity Csp = Cr/Va (cu cm), where Va is the active volume, and the specific cost, which is the cost of the capacitor related to the energy stored in the capacitor or to its charge, are also used as relative quality criteria. Capacitors with a solid inorganic dielectric may have glass, vitreous enamel, glass ceramics, ceramics (for low and high frequencies), or mica. Dictionary, Encyclopedia and Thesaurus - The Free Dictionary, the webmaster's page for free fun content, Electrical Engineering and Electronics Monopolies, Electrical Equipment of Transportation Vehicles, Electrical Circuit Characterization and Diagnostic, Electrical conduction system of the heart, †TCC not indicated for types of capacitors in which the changes in capacitance with temperature are relatively large and nonlinear, Looking like "silver cans," and acting like miniature storage batteries, capacitors are found on countless circuit boards such as this high-end display adapter. tan δ (W), where δ is the loss angle, U is in volts, Cr is in farads, and/is in hertz; the temperature coefficient of capacitance (TCC), which characterizes the temperature dependence of capacitance changes; and the insulation resistance Ri between the capacitor terminals when they are connected to a constant voltage.

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