Utility model content
The purpose of this utility model is to provide a kind of oil system of gas turbine, to solve the above problems.
In order to achieve the above object, the technical solution of the utility model is realized in:
The utility model provides a kind of oil system of gas turbine, including interior lubrication duct, outer circulation cleaning pipeline;
Oil tank (1), oil circulating pump (2), filter (3), pressure gauge are provided with outer circulation cleaning pipeline
(4), thermometer and valve (5), oil return indicator and oil cooler 7;It is the oil tank (1), the oil circulating pump (2), described
Filter (3), the oil cooler (7) and the oil return indicator pass sequentially through outer circulation cleaning pipeline communication;
Main scavenge oil pump, lubricating oil collector, gs-oil separator (6) and the oil cooling are provided with the interior lubrication duct but
Device (7);The main scavenge oil pump, the lubricating oil collector, the gs-oil separator (6) and the oil cooler (7) are sequentially communicated;
The oil cooler (7) also connects with the oil tank (1);The oil tank (1) is for containing work lubricating oil.
Preferably, can embodiment as one kind;Be provided with the oil tank (1) liquid level gauge, two liquid levels after
Electrical equipment, alarm and thermometer;Wherein, the liquid level gauge is used to indicate the lubricating oil liquid level position in current oil tank (1);
Two liquid level relays are respectively high level relay and low liquid level relay;The high level relay and the low liquid level after
Electrical equipment is electrically connected with the alarm respectively.
Preferably, can embodiment as one kind;The oil tank (1) also includes screen pack (8);The screen pack (8)
It is arranged between the import of the oil tank (1);The screen pack (8) is at the import for flowing into the oil tank (1)
Oil return is filtered.
Preferably, can embodiment as one kind;The screen pack (8) is specially silk screen pack.
Preferably, can embodiment as one kind;Electric heater is additionally provided with inside the oil tank (1).
Preferably, can embodiment as one kind;The electric heater is specially the electric heater that magnitude of power is 5kW.
Preferably, can embodiment as one kind;Lubricating oil of the oil cooler (7) for cooling gas turbine;It is described
Oil cooler (7) includes the one kind in oil-to-water heat exchanger, air-cooled heat exchanger or water wind joint cooler.
Preferably, can embodiment as one kind;The oil cooler (7) is specially finned oil-to-water heat exchanger.
Preferably, can embodiment as one kind;The filter (3) specifically includes filter body and is arranged on institute
State the element kit on filter body;The element kit filter screen skeleton, metal filter screen, silk filter layer;The filter screen
Skeleton is fixedly connected with the metal filter screen, and the internal layer of the metal filter screen is provided with silk filter layer.
Preferably, can embodiment as one kind;Oil return indicator is provided with the oil returning tube;The oil return is indicated
Device is used for the unimpeded situation of flowing of oil circuit on current oil returning tube.
Compared with prior art, the advantage of the utility model embodiment is:
A kind of oil system of gas turbine that the utility model is provided, including interior lubrication duct, outer circulation cleaning pipeline;
The outer circulation cleaning pipeline on be provided with oil tank, oil circulating pump, filter, oil return indicator, pressure gauge,
Thermometer and valve;The oil tank, the oil circulating pump, the filter, the oil return indicator pass sequentially through outer circulation
Cleaning pipeline communication;Main scavenge oil pump, lubricating oil collector, gs-oil separator, the oil cooling are provided with the interior lubrication duct
But device;The main scavenge oil pump, the lubricating oil collector, the gs-oil separator and the oil cooler are sequentially communicated;The oil
Cooler is also connected with the oil tank;The oil tank is used to contain work lubricating oil.
The oil system of the gas turbine that the utility model is provided, which solves the oil system missing of conventional gas turbine
Problem, it provides significantly more lubrication protection can to gas turbine.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is a part of embodiment of the utility model, rather than whole embodiments.Based on the embodiment in the utility model, this
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
It is term " " center ", " on ", D score, "left", "right", " perpendicular, it is necessary to explanation in description of the present utility model
Directly ", the orientation or position relationship of the instruction such as " level ", " interior ", " outward " are, based on orientation shown in the drawings or position relationship, to be only
Described with simplified for the ease of description the utility model, must had rather than the device or element for indicating or implying meaning specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.Additionally, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that indicating or implying relative importance.
, it is necessary to explanation, unless otherwise clearly defined and limited, term " is pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integratedly
Connection;Can mechanically connect, or electrically connect;Can be joined directly together, it is also possible to be indirectly connected to by intermediary,
Can be two connections of element internal.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
The utility model is described in further detail below by specific embodiment and with reference to accompanying drawing.
A kind of oil system of the gas turbine provided referring to Fig. 1, the utility model embodiment, including interior lubrication duct,
Pipeline is cleaned in outer circulation;
Oil tank 1, oil circulating pump 2, filter 3, pressure gauge 4, thermometer are provided with outer circulation cleaning pipeline
(not shown) and valve 5, oil return indicator (not shown) and oil cooler 7;It is the oil tank 1, the oil circulating pump 2, described
Filter 3, the oil cooler 7 and the oil return indicator pass sequentially through outer circulation cleaning pipeline communication;
Main scavenge oil pump (not shown), lubricating oil collector (not shown), Oil-gas Separation are provided with the interior lubrication duct
Device 6 and the oil cooler 7;The main scavenge oil pump, the lubricating oil collector, the gs-oil separator 6 and the oil cooler 7
It is sequentially communicated;The oil cooler 7 is also connected with the oil tank 1;
It should be noted that (i.e. it is by main scavenge oil pump, lubricating oil collector, Oil-gas Separation in interior lubrication duct structure
The cycle cooling plating drum that device 6 and oil cooler 7 are constituted);Gs-oil separator 6 receives main oil return and is pumped into lubricating oil and admixture of gas
Oil-gas Separation is carried out, oil gas of the oil return after separation after returning to oil tank 1, and separation after oil cooler 7 is cooled down is then direct
Deliver to oil tank 1;It should be noted simultaneously that, gas turbine is respectively sent lubricating oil by the scavenge oil pump at each position of band itself
Lubricating oil collector is returned to, being then pumped into gs-oil separator by main oil return carries out Oil-gas Separation, the oil return after separation is by oil
Fuel tank (i.e. oil tank 1) is returned to after cooler cooling;
It should be noted that (i.e. it is by oil tank 1, oil circulating pump 2, filter in outer wash cycles pipeline configuration
3rd, the cycle cooling plating drum of the composition such as pressure gauge 4, valve 5, oil return indicator and oil cooler 7);Its Main Function is to oil
Cooler 7 and section of tubing equipment are circulated flushing.
The concrete structure and particular technique of the oil system of the gas turbine for providing the utility model embodiment below
Effect is done and is described in detail:
Relevant oil tank:Liquid level gauge, two liquid level relays, alarm and temperature are provided with the oil tank 1
Meter;The oil tank is used to contain work lubricating oil;
Wherein, the liquid level gauge is used to indicate the lubricating oil liquid level position in current oil tank;
Two liquid level relays are respectively high level relay and low liquid level relay;The high level relay and described
Low liquid level relay is electrically connected with the alarm respectively;The low liquid level relay is used in the oil tank liquid level less than default
Low alarm is realized during low level standard liquid level;The high level relay is used for when liquid level is higher than default high position standard in oil tank
Liquid level constantly realizes full level alarm;The thermometer is used to measure the tank temperature in the current oil tank of monitoring.
Preferably, can embodiment as one kind;The oil tank 1 also includes screen pack 8;The screen pack 8 is arranged on
Between the import of the oil tank 1;The oil return that the screen pack 8 is used at the import to the inflow oil tank 1 is filtered.
Preferably, can embodiment as one kind;The screen pack 8 is specially silk screen pack.
Preferably, can embodiment as one kind;Electric heater is additionally provided with inside the oil tank 1.
Preferably, can embodiment as one kind;The electric heater is specially the electric heater that magnitude of power is 5kW.
It should be noted that the oil system of gas turbine is used to provide suitable lubricating oil to gas turbine, to meet
Gas turbine is in normal work to the lubricating oil needed for lubrication, cooling, regulation.Gas turbine bearing and gear in normal work
Deng lubrication delivery is needed on working surface, continuous oil film is constituted, taken away due to the heat that friction and hot parts are transmitted, to tie up
Parts are held in normal operating temperature range, the service life of parts is improved, while the lubricating oil with certain pressure is also used
In to gas turbine hydraulic regulator offer regulation lubricating oil.
Above-mentioned oil tank 1 is used to contain work lubricating oil.Equipped with the liquid level gauge for observing oil level, two on fuel tank
There is the screen pack that a silk is made top in liquid level relay, thermometer, fuel tank, and fuel tank is back to for filtering oil system
Oil return, oil return flow to fuel tank again after being filtered through silk, before being mounted with that the electric heater of two 5kW has added machine for winter in fuel tank
Heating lubricating oil, be also provided with this externally mounted fuel tank turnover lubricating oil, drain the oil, the interface of mist of pumping etc..When liquid level is relatively low in fuel tank by two
Individual liquid level relay realizes hi-lo signal alarm.By thermometer monitors tank temperature during the heating of fuel tank lubricating oil.
Relevant oil cooler 7:The oil cooler is used for the lubricating oil of cooling gas turbine;The oil cooler includes water-cooled
One kind in heat exchanger, air-cooled heat exchanger or water wind joint cooler.
The oil cooler 7 is specially water-cooled heat exchanger;It using traditional structure and set with reference to new oversea technique
The finned type heat exchanger of meter, is travelling tube-sheet type structure, can take apart tube bank and be cleaned and repaired.Heat-transfer pipe is adopted
Radiating fin is rolled out with copper tube, heat exchange area is big, and small product size is small, lightweight.Suitable for low and relatively cleaning the oil of viscosity
The cooling of liquid.
It should be noted that oil cooler is used for the lubricating oil of cooling gas turbine.The conventional lubricating oil type of cooling have water-cooled,
Air-cooled or water, wind joint cooling etc..The temperature of oil return can be adjusted by the inflow of cooler or cooling air quantity.Water-cooled
Heat exchanger, it uses traditional structure and combination new oversea technique design finned type heat exchanger, is travelling tube-sheet type knot
Structure, tube bank can be taken apart cleaned and repaired.Heat-transfer pipe rolls out radiating fin, heat exchange area using copper tube
Greatly, small product size is small, lightweight.Suitable for the cooling of low and relatively cleaning the fluid of viscosity.
Relevant filter:The filter 3 specifically includes filter body and is arranged on the filter body
Element kit;The element kit filter screen skeleton, metal filter screen, silk filter layer;The filter screen skeleton and the metal mistake
Filter screen is fixedly connected, and the internal layer of the metal filter screen is provided with silk filter layer.
Filter is housed, its filter core is by skeleton, metal filter screen, silk filter layer etc. on the inflow pipeline after oil circulating pump
Composition.Pressure gauge is housed on the pipeline before and after filter to monitor the resistance of filter.
Relevant oil circulating pump:The Main Function of oil circulating pump 2 is as follows:Outer circulation cleaning pipeline (i.e. manage by outer circulation cleaning
Road), after oil circuit is installed or maintenance is finished, cleaning is circulated to oil circuit.Circulating-heating during starting, before startup of unit, if oily
Temperature is less than 40 DEG C, then the electric heater that should be opened in fuel tank is circulated heating to lubricating oil, makes whole lubricating oil thermally equivalents with full
Requirement of the sufficient combustion engine to oil temperature.
Relevant other structures, are additionally provided with the structure for checking fuel tank C in the oil system structure of gas turbine;Show simultaneously
The position B of pipeline is cleaned in outer circulation of having anticipated, and auxiliary oil pump oil inlet is connected at the B of the position;Simultaneously in the discharge duct of oil tank 1
Position A is illustrated, combustion engine exhaust section is connect at the A of the position;
Relevant oil return indicator:The oil return indicator is used for the unimpeded feelings of flowing of oil circuit on current outer circulation cleaning pipeline
Condition.It should be noted that above-mentioned oil return indicator is used to indicate the flowing of oil circuit whether unimpeded.Typically there is mechanical pointer type
With transparent two kinds of chamber observation type.
The oil system of the gas turbine that the utility model embodiment is provided has the technical advantage of following aspect:
The oil system of the gas turbine that the utility model embodiment is provided, its lubricant effect is more notable, and has
Circulation flushing function, can provide higher-quality lubrication protection to gas turbine.
Finally it should be noted that:Various embodiments above is only used to illustrate the technical solution of the utility model, rather than it is limited
System;Although being described in detail to the utility model with reference to foregoing embodiments, one of ordinary skill in the art should
Understand:It can still modify to the technical scheme described in foregoing embodiments, or to which part or whole
Technical characteristic carries out equivalent;And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.