| caustic | - A highly alkaline substance such as sodium hydroxide.
- A chemical substance that destroys tissues that it touches adjective corrosive and destructive
каустик; каустический; едкий; каустика; |
| cavitation erosion | - A material-damaging process which occurs as a result of vaporous cavitation. "cavitation" refers to the occurrence or formation of gas- or vapor- filled pockets in flowing liquids due to the h...
кавитационная эрозия; |
| cellulose media | A filter material made from plant fibers. because cellulose is a natural material, its fibers are rough in texture and vary in size and shape. compared to synthetic media, these characteristics cr... |
| centi | - Hundredth
- A prefix indicating division by 100.
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| centipoise (cp) | A unit of absolute viscosity. 1 centipoise = 0.01 poise. |
| centistoke (cst) | A unit of kinematic viscosity. 1 centistoke = 0.01 stoke. |
| centralized lubrication | - A system of lubrication in which a metered amount of lubricant or lubricants for the bearing surfaces of a machine or group of machines are supplied from a central location.
- A syste...
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| centrifugal separator | A separator that removes immiscible fluid and solid contaminants that have a different specific gravity than the fluid being purified by accelerating the fluid mechanically in a circular path and ... |
| chemical stability | - The tendency of a substance or mixture to resist chemical change.
- Degree of resistance of a material to chemicals, such as acids, bases, solvents, oils, and oxidizing agents, and to...
estabilidad química; |
| chip control (grit control, last-chance) filter | A filter intended to prevent only large particles from entering a component immediately downstream. |
| chlorinated wax | Certain solid hydrocarbons treated with chlorine gas to form straight-chain hydrocarbons with a relatively high chlorine component. chlorinated waxes are used primarily as polyvinyl chloride plast... |
| chromatography | - An analytical technique whereby a complex substance is adsorbed on a solid or liquid substrate and progressively eluted by a flow of a substance (the eluant) in which the components of the sub...
хроматография; |
| circulating header system | A lubrication system having isolated lube zones wherein the lube pump runs continuously and circulates oil through the header, a return filter and back to tank during the idle period. when lubrica... |
| circulating oil | A lubrication system wherein the oil pump runs continuously and circulates oil to the friction points on a continuous basis. the oil is drained back to tank, filtered, cooled as required and reuse... |
| clay filtration | A refining process using fuller’s earth (activated clay), bauxite or other mineral to absorb minute solids from lubricating oil, as well as remove traces of water, acids, and polar compounds. |
| clean room | - A facility or enclosure in which air content and other conditions (such as temperature, humidity, and pressure) are controlled and maintained at a specific level by special facilities and oper...
sala limpia .; |
| cleanable filter | A filter element which, when loaded, can be restored by a suitable process, to an acceptable percentage of its original dirt capacity. |
| cleanliness level | A measure of relative freedom from contaminants. |
| clearance bearing | - A journal bearing in which the radius of the bearing surface is greater than the radius of the journal surface.
- A pre-calculated bearing to a charted object, warning of a navigation...
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| cleveland open cup | - A flash point test in which the surface of the sample is completely open to the atmosphere, and which is therefore relatively insensitive to small traces of volatile contaminants.
- S...
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| cloud point | - The temperature at which waxy crystals in an oil or fuel form a cloudy appearance.
- Temperature at which a noticeable cloud of crystals or other solid material appears when a sample ...
температура помутнения; |
| coalescor | A separator that divides a mixture or emulsion of two immiscible liquids using the interfacial tension between the two liquids and the difference in wetting of the two liquids on a particular poro... |
| coefficient of friction | - The number obtained by dividing the friction force resisting motion between two bodies by the normal force pressing the bodies together.
- Коэффициент трения
- The ratio of t...
cof; coeficiente de fricción; коэффициент трения; |
| cold cranking simulator | An intermediate shear rate viscometer that predicts the ability of an oil to permit a satisfactory cranking speed to be developed in a cold engine. |
| collapse pressure | The minimum differential pressure that an element is designed to withstand without permanent deformation. |
| complex grease | - A lubricating grease thickened by a complex soap consisting of a normal soap and a complexing agent.
- Lubricating grease thickened by a complex soap consisting of a normal soap and a...
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| compounded oil | A petroleum oil to which has been added other chemical substances. компаундированное масло; |
| contaminant | - Any foreign or unwanted substance that can have a negative effect on system operation, life or reliability.
- A substance that is either present in an environment where it does not be...
contaminante; загрязняющее вещество; загрязнитель; примесь; загрязнение; |
| contaminant capacity | The weight of a specified artificial contaminant which must be added to the influent to produce a given differential pressure across a filter at specified conditions. used as an indication of rela... |
| contaminant capacity (dirt, acftd) | The weight of a specified artificial contaminant that must be added to the influent to produce a given differential pressure across a filter at specified conditions. used as an indication of relat... |
| contaminant failure | Any loss of performance due to the presence of contamination. two basic types of contamination failure are: perceptible |
| contaminant lock | A particle or fiber-induced jam caused by solid contaminants. |
| contamination control | - A broad subject which applies to all types of material systems (including both biological and engineering). it is concerned with planning, organizing, managing, and implementing all activities...
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| copper strip corrosion | The gradual eating away of copper surfaces as the result of oxidation or other chemical action. it is caused by acids or other corrosive agents. |
| corrosion inhibitor | - Additive for protecting lubricated metal surfaces against chemical attack by water or other contaminants. there are several types of corrosion inhibitors. polar compounds wet the metal surface...
ингибитор коррозии; |
| cracking pressure | - The pressure at which a pressure operated valve begins to pass fluid.
- Давление разрушения
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| crankcase oil | Lubricant used in the crankcase of the internal combustion engine. |
| cryogenics | - The branch of physics relating to the production and effects of very low temperatures.
- Физика низких температур, криогеника
cryog; криогения; криогеника; |
| cutting fluid | Any fluid applied to a cutting tool to assist in the cutting operation by cooling, lubricating or other means. смазочно-охлаждающая жидкость; |
| cutting oil | A lubricant used in machining operations for lubricating the tool in contact with the workpiece, and to remove heat. the fluid can be petroleum based, water based, or an emulsion of the two. the t... |
| cylinder oil | A lubricant for independently lubricated cylinders, such as those of steam engines and air compressors; also for lubrication of valves and other elements in the cylinder area. steam cylinder oils ... |
| degas | Removing air from a liquid, usually by ultrasonic and/or vacuum methods. |
| dehydrator | A separator that removes water from the system fluid. сушилка; установка для обезвоживания; |
| delamination wear | A complex wear process where a machine surface is peeled away or otherwise removed by forces of another surface acting on it in a sliding motion. |
| demulsibility | - The ability of a fluid that is insoluble in water to separate from water with which it may be mixed in the form of an emulsion.
- A lubricant’s ability to separate from water.
...
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| demulsifier | An additive that promotes oil-water separation in lubricants that are exposed to water or steam деэмульгатор; |
| deplete | - The depletion of additives expressed as an approximate percentage.
- To exhaust a supply. an oil and gas reservoir is depleted when most or all economically recoverable hydrocarbons h...
истощать; |
| depth filter | - A filter medium that retains contaminants primarily within tortuous passages.
- Пористый фильтр
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| depth filter media | Porous materials which primarily retain contaminants within a tortuous path, performing the actual process of filtration. |
| desorption | - Opposite of absorption or adsorption. in filtration, it relates to the downstream release of particles previously retained by the filter.
- Десорбция. уменьшение количества адсорбиров...
десорбция; |
| detergent | - In lubrication, either an additive or a compounded lubricant having the property of keeping insoluble matter in suspension thus preventing its deposition where it would be harmful. a detergent...
детергент; |
| detergent oil | Is a lubricating oil possessing special sludge-dispersing properties usually conferred on the oil by the incorporation of special additives. detergent oils hold formed sludge particles in suspensi... |
| dewaxing | - Removal of wax from a base oil in order to reduce the pour point.
- A refinery process that removes paraffin wax from lubricating oils to lower their pour points.
- Removing ...
депарафинизация; выплавление восковой модели; |
| differential pressure indicator | - An indicator which signals the difference in pressure between two points, typically between the upstream and downstream sides of a filter element.
- Датчик перепада давлений
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| differential pressure valve | A valve whose primary function is to limit differential pressure. |
| directional control servo valve | A directional control valve which modulates flow or pressure as a function of its input signal. |
| directional control valve | A valve whose primary function is to direct or prevent flow through selected passages. |
| dirt capacity | The weight of a specified artificial contaminant which must be added to the influent to produce a given differential pressure across a filter at specified conditions. used as an indication of rela... |
| dispersant | - In lubrication, a term usually used interchangeably with detergent. an additive, usually nonmetallic ("ashless"), which keeps fine particles of insoluble materials in a homogeneous solution. h...
дисперсант; дисперсионное (дисперсное); |
| disposable | - A filter element intended to be discarded and replaced after one service cycle.
- Descartable, desechable, de usar y tirar
- Разового использования (салфетки, поло- тенца, бу...
desechable; разового пользования; |
| dissolved air | Air which is dispersed in a fluid to form a mixture. |
| dissolved gases | Those gases that enter into solution with a fluid and are neither free nor entrained gases. |
| dissolved water | - Water which is dispersed in the fluid to form a mixture.
- Water in solution in oil at a defined temperature and pressure.
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| distillation method (astm d-95) | A method involving distilling the fluid sample in the presence of a solvent that is miscible in the sample but immiscible in water. the water distilled from the fluid is condensed and segregated i... |
| double seal | Two mechanical seals designed to permit a liquid or gas barrier fluid between the seals mounted back-to-back or face-to-face. |
| dropping point | - In general, the dropping point is the temperature at which the grease passes from a semisolid to a liquid state. this change in state is typical of greases containing conventional soap thicken...
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| dry lubrication | The situation when moving surfaces have no liquid lubricant between them. |
| dry sump | - An engine design in which oil is not retained in a pan beneath the crankshaft thus permitting splash lubrication. there may be a remote sump from which oil is recirculated, or there may be a t...
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| dual-line system | A positive displacement terminating (oil, or grease) lubrication system that employs two main lines supplied from a pump connected to a 4-way (reverser) valve. pressure in one main line (while the... |
| duplex filter | An assembly of two filters with valving for selection of either or both filters. |
| dust capacity | - The weight of a specified artificial contaminant which must be added to the influent to produce a given differential pressure across a filter at specified conditions. used as an indication of ...
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| dynamic seal | A seal that moves due to axial or radial movement of the unit. |
| elastohydrodynamic lubrication | In rolling element bearings, the elastic deformation of the bearing (flattening) as it rolls, under load, in the bearing race. this momentary flattening improves the hydrodynamic lubrication prope... |
| electrical insulating oil | A high-quality oxidation-resistant oil refined to give long service as a dielectric and coolant for electrical equipment, most commonly transformers. an insulating oil must resist the effects of e... |
| electrostatic separator | A separator that removes contaminant from dielectric fluids by applying an electrical charge to the contaminant that is then attracted to a collection device of different electrical charge. электрический туманоуло- витель; |
| emission spectrometer | Works on the basis that atoms of metallic and other particular elements emit light at characteristic wavelengths when they are excited in a flame, arc, or spark. excited light is directed through ... |
| emulsibility | - The ability of a non-water-soluble fluid to form an emulsion with water.
- The capacity of a fluid insoluble in water to form an emulsion with water.
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