CN106914463A - High pressure contains the drip irrigation system of solid instrument - Google Patents
High pressure contains the drip irrigation system of solid instrument Download PDFInfo
- Publication number
- CN106914463A CN106914463A CN201710301379.3A CN201710301379A CN106914463A CN 106914463 A CN106914463 A CN 106914463A CN 201710301379 A CN201710301379 A CN 201710301379A CN 106914463 A CN106914463 A CN 106914463A
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- Prior art keywords
- pressure
- control valve
- oil
- tank
- flushing
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
- B08B9/0321—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing using pressurised, pulsating or purging fluid
- B08B9/0325—Control mechanisms therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
- B08B9/0321—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing using pressurised, pulsating or purging fluid
- B08B9/0328—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing using pressurised, pulsating or purging fluid by purging the pipe with a gas or a mixture of gas and liquid
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/22—Improving land use; Improving water use or availability; Controlling erosion
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
Abstract
The present invention provides the drip irrigation system that a kind of high pressure contains solid instrument, including:Oil tank is rinsed, pressure control valve, unloading pressure control valve is filled, is entered oil control valve and tank bottom stop valve;Oil tank is rinsed to be connected with high tension instrument by the oil-drain pipe installed in its tank bottom;Pressure control valve is filled to be installed on the pressurised pipeline for rinsing roof;Unloading pressure control valve is installed on the relief pipeline for rinsing roof;Enter on the inflow pipeline that oil control valve is installed on the tank body for rinsing oil tank;Tank bottom stop valve is installed on oil-drain pipe;Flushing oil is injected into flushing oil tank by entering oil control valve;High pressure hydrogen is injected into flushing oil tank by filling pressure control valve so that the pressure rinsed in oil tank reaches preset pressure;Flushing oil is depressed into by high tension instrument using pressure by tank bottom stop valve;High pressure hydrogen is discharged by unloading pressure control valve, makes flushing oil tank pressure release to normal pressure.Due to there is no rotating machinery in whole system, the fault rate of equipment is greatly reduced, improve its reliability of operation.
Description
Technical field
The present invention relates to floating bed hydrogenation, boiling bed hydrogenation and residual hydrogenation technical field, more particularly to a kind of high pressure contains
Gu the drip irrigation system of instrument.
Background technology
The technologies such as floating bed hydrogenation, boiling bed hydrogenation and residual hydrogenation are used to process various poor residuums or weight
Oil, it is therefore an objective to the lighter distillate of production, such as gasoline, diesel oil, or in order to inferior heavy oil being carried out into desulfurization, denitrogenation, being taken off
Metal etc., makes its modification for that can be processed further the raw material for utilizing.Due to containing a certain amount of solid in such device medium,
The blocking of the instrument such as flowmeter, liquid level gauge is easily caused, its certainty of measurement is influenceed, therefore needs to set flushing to the instrument containing solid medium
Oil system.At present, frequently with the high tension instrument drip irrigation station of import, principle is using many high pressures, small to high tension instrument rinse-system
(plunger displacement pump is an important device of hydraulic system to the plunger displacement pump of flow, and it is moved back and forth by plunger in cylinder body, makes sealing
The volume of working volumes changes to realize oil suction, force feed) each instrument is pinpointed, is quantitatively rinsed, i.e., one instrument
Table needs to set a small plunger pump, and these small plunger pumps share a motor and drive.But due to the pressure of each plunger displacement pump
Very high, flow is very small, and each plunger displacement pump often breaks down, and the normal of influence instrument drip irrigation system is used.
The content of the invention
The drip irrigation system that a kind of high pressure contains solid instrument is the embodiment of the invention provides, there is no rotating machinery in whole system,
The fault rate of equipment is greatly reduced, its reliability of operation is improve.The drip irrigation system that the high pressure contains solid instrument includes:
Oil tank is rinsed, pressure control valve, unloading pressure control valve is filled, is entered oil control valve and tank bottom stop valve;
Wherein, the flushing oil tank is connected by the oil-drain pipe installed in its tank bottom with high tension instrument;The pressurising control
Valve processed is installed on the pressurised pipeline of the flushing roof;The unloading pressure control valve is installed on the flushing roof
On relief pipeline;It is described enter oil control valve be installed on it is described flushing oil tank tank body on inflow pipeline on;The tank bottom cut-out
Valve is installed on oil-drain pipe;
By it is described enter oil control valve it is described flushing oil tank pressure release to normal pressure after flushing oil is injected into the flushing oil
In tank;
High pressure hydrogen is injected into the flushing oil tank by the pressure control valve that fills so that in the flushing oil tank
Pressure reaches preset pressure;
Flushing oil in the flushing oil tank is depressed into by high tension instrument using the pressure by the tank bottom stop valve;
High pressure hydrogen is discharged from the flushing oil tank by the unloading pressure control valve, makes flushing oil tank pressure release extremely
Normal pressure.
In one embodiment, also include:Hand valve and visor;
Wherein, the hand valve is installed on the pipeline between the flushing oil tank and the high tension instrument;The visor peace
Loaded on the pipeline between the flushing oil tank and the high tension instrument, between the hand valve and the high tension instrument;
The hand valve is used for:Control the flow of the flushing oil from the flushing oil tank pressure to high tension instrument;
The visor is used for:The flow of the flushing oil from the flushing oil tank pressure to high tension instrument is observed, so as to adjust institute
State the aperture of hand valve.
In one embodiment, the hand valve is high-pressure needle valve;The visor is high-pressure viewing mirror.
In one embodiment, the flow of the flushing oil from the flushing oil tank pressure to high tension instrument be 30-60 drops/
Minute.
In one embodiment, the pressure control valve and the unloading pressure control valve of filling is that High Pressure Difference instrument controls valve;It is described
Tank bottom stop valve is high-pressure shut-off;It is described enter oil control valve be high tension instrument regulating valve.
In one embodiment, also include:High pressure hand valve and by-pass valve, the high pressure hand valve and by-pass valve are respectively arranged in
It is described fill pressure control valve, the unloading pressure control valve and/or it is described enter oil control valve it is front and rear, formed regulation valve group.
In one embodiment, the flushing oil tank is provided with pressure-detecting device, for detecting in the flushing oil tank
It is injected into or discharges the pressure value after high pressure hydrogen;
The flushing oil tank is provided with liquid level detection device, is injected into or discharges flushing in the flushing oil tank for detecting
Level value after oil.
In one embodiment, it is described flushing oil tank be provided with pressure it is high enter oil control valve interlocking close, for preventing
High pressure hydrogen string in the flushing oil tank is to flushing oil repairing pipeline;
The flushing oil tank is provided with the low tank bottom stop valve interlocking close of liquid level, for preventing in the flushing oil tank
In high pressure hydrogen string to the high tension instrument.
In one embodiment, also include:Control device, for the situation of change according to the flushing oil pressure inside the tank certainly
The on off state and aperture size of pressure control valve and the unloading pressure control valve are filled described in dynamic control;According to punching in the flushing oil tank
The situation of change of the liquid level of washing oil automatically control it is described enter oil control valve and the tank bottom stop valve on off state and aperture it is big
It is small.
In one embodiment, the flushing oil tank includes:First flushing oil tank, first fill pressure control valve, the first pressure release
Control valve, first enter oil control valve, the first tank bottom stop valve, second flushing oil tank, second fill pressure control valve, the second pressure release control
Valve, second enter oil control valve and the second tank bottom stop valve;
First fills pressure control valve is installed on the pressurised pipeline of the first flushing roof;First unloading pressure control valve is installed on
On first relief pipeline for rinsing roof;First enters the oil inlet pipe that oil control valve is installed on the tank body of the first flushing oil tank
On road;First tank bottom stop valve is installed on oil-drain pipe;
Second fills pressure control valve is installed on the pressurised pipeline of the second flushing roof;Second unloading pressure control valve is installed on
On second relief pipeline for rinsing roof;Second enters the oil inlet pipe that oil control valve is installed on the tank body of the second flushing oil tank
On road;Second tank bottom stop valve is installed on oil-drain pipe;
Wherein, one rinse oil tank be in normal operating condition, another rinse oil tank be in pressure release, charge of oil, pressurising and
Stand-by state;
After the liquid level of the flushing oil in the first flushing oil tank is reduced to preset liquid level, the first tank bottom stop valve of closing,
The second tank bottom stop valve is opened, the second flushing oil tank is switched to, second rinses oil tank is in normal operating condition, is let out by first
Pressure control valve rinses oil tank pressure release to atmospheric pressure state by first, flushing oil is entered into oil control valve by first and is injected into the first flushing
First is closed in oil tank, when reaching default high level and enters oil control valve stopping charge of oil, pressure control valve is filled by High Pressure Hydrogen by first
Gas is injected into the first flushing oil tank so that the pressure in the first flushing oil tank reaches preset pressure, and the first flushing oil tank is in
Stand-by state, waits next round to use.
In embodiments of the present invention, the system includes:Oil tank is rinsed, pressure control valve, unloading pressure control valve is filled, is entered oil control valve
With tank bottom stop valve;Wherein, oil tank is rinsed to be connected with high tension instrument by the oil-drain pipe installed in its tank bottom;Fill pressure control valve
It is installed on the pressurised pipeline for rinsing roof;Unloading pressure control valve is installed on the relief pipeline for rinsing roof;Oil-feed
Control valve is installed on the inflow pipeline on the tank body for rinsing oil tank;Tank bottom stop valve is installed on oil-drain pipe;By oil-feed
Control valve is in flushing oil to be injected into flushing oil tank after rinsing oil tank pressure release to normal pressure;By filling pressure control valve by high pressure hydrogen
It is injected into flushing oil tank so that the pressure rinsed in oil tank reaches preset pressure;The pressure is utilized by tank bottom stop valve
The flushing oil rinsed in oil tank is depressed into high tension instrument;High pressure hydrogen is made from discharge in oil tank is rinsed by unloading pressure control valve
Rinse oil tank pressure release to normal pressure.Compared with the high tension instrument drip irrigation station of existing import, without rotation in whole system of the present invention
Equipment, greatly reduces the fault rate of equipment, improves its reliability of operation.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the drip irrigation system structural representation one that a kind of high pressure provided in an embodiment of the present invention contains solid instrument;
Fig. 2 is the drip irrigation system structural representation two that a kind of high pressure provided in an embodiment of the present invention contains solid instrument.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Based on this
Embodiment in invention, the every other reality that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example is applied, the scope of protection of the invention is belonged to.
In embodiments of the present invention, there is provided a kind of high pressure contains the drip irrigation system of solid instrument, Fig. 1 is a kind of knot of the system
Structure schematic diagram, as shown in figure 1, the drip irrigation system that the high pressure contains solid instrument includes:(pressure in it periodically becomes to rinse oil tank A
Change), fill pressure control valve V1, unloading pressure control valve V2, enter oil control valve V5 and tank bottom stop valve V6;The quantity of each part is 1.
Wherein, oil tank A is rinsed to be connected with high tension instrument by the oil-drain pipe installed in its tank bottom;Fill pressure control valve V1 peaces
Loaded on the pressurised pipeline rinsed at the top of oil tank A;Unloading pressure control valve V2 is installed on the relief pipeline rinsed at the top of oil tank A;Enter
Oil control valve V5 is installed on the inflow pipeline on the tank body for rinsing oil tank A;Tank bottom stop valve V6 is installed on oil-drain pipe.
When oil tank A is rinsed in stand-by state, open into oil control valve V5, by instrument after oil tank pressure release to normal pressure is rinsed
Table flushing oil (flushing oil) is injected into flushing oil tank A, is closed when reaching default high level into oil control valve V5 and is stopped charge of oil;
Opening fills pressure control valve V1, using the inner high pressure hydrogen pipe network of outside hydrogenation plant (make-up hydrogen compressor) by high pressure hydrogen from new hydrogen
Compressor outlet is injected into flushing oil tank A, (rinses oil tank A to be in rinsing when the pressure in oil tank A reaches preset pressure
High pressure conditions), pressure control valve V1 is filled in closing;Tank bottom stop valve V6 is opened, flushing oil is depressed into using the pressure rinsed in oil tank A
High tension instrument (quantity of high tension instrument can be one or more, as shown in Figure 1), when rinse liquid level in oil tank A be reduced to it is low
After liquid level, tank bottom stop valve V6 is closed;Unloading pressure control valve V2 is opened, high pressure hydrogen is expelled to torch pipe network from flushing oil tank
Or fuel gas pipe network, when oil tank pressure release to normal pressure is rinsed, close unloading pressure control valve V2.Then the oil-washing tank A that liquidates is carried out again
The work such as charge of oil, pressurising, to wait next round to use.
Flushing oil tank in the present invention belongs to the high pressure fatigue vessel of pressures cycle change, and top gas phase space is by control
High pressure hydrogen pipeline and torch relief pipeline in valve attachment means, with being come into operation after high pressure hydrogen pressurising, to torch pressure release
Start afterwards will be outside flushing oil load in tank, fill after flushing oil that then pressurising is stand-by.High pressure hydrogen and flare system are utilized
The existing facility of hydrogenation plant, present system need to only increase corresponding pipeline and valve group.Therefore the system is without rotating machinery,
The fault rate of equipment is greatly reduced, its reliability of operation is improve.
During specific implementation, the drip irrigation system that the high pressure contains solid instrument can also include:Hand valve V9, is installed on flushing oil tank A
On pipeline between high tension instrument.Wherein, hand valve V9 is used for:Control is from flushing oil tank pressure to the flushing oil of high tension instrument A
Flow.Specifically, at least twice hand valve is equipped with to the flushing pipe of each high tension instrument from oil tank A is rinsed, due to rinsing
Oil mass is very small, and the pressure difference of the paramount pressure instrument of flushing oil tank is also less big, and punching is controlled by adjusting the aperture of twice hand valve
Washing oil amount.Hand valve V9 be high-pressure needle valve or other there is the high pressure manual valve of certain regulatory function.
During specific implementation, the drip irrigation system that the high pressure contains solid instrument can also include:Visor SJ, is installed on flushing oil tank A
(without hand valve V9) on pipeline between high tension instrument, visor SJ is used for:Observation is depressed into rushing for high tension instrument from oil tank A is rinsed
The flow (i.e. the speed of oil droplet drippage) of washing oil.Or, visor SJ is installed between hand valve V9 and high tension instrument, and visor SJ is used
In:Observe from the flow that oil tank A is depressed into the flushing oil of high tension instrument is rinsed, so as to adjust the aperture of hand valve V9.Wherein, visor SJ
For the high-pressure viewing mirror of hydrogenation plant extreme design pressure can be born.The speed of normal oil droplet drippage is 30-60 drops/minute.
During specific implementation, Fig. 2 is the drip irrigation system structural representation that a kind of high pressure provided in an embodiment of the present invention contains solid instrument
Figure two, in the embodiment, high pressure contain the drip irrigation system of solid instrument comprising two rinse oil tank A and B, two fill pressure control valve V1 and
V3, two unloading pressure control valves V2 and V4, two enter oil control valve V5 and V7, two tank bottom stop valves V6 and V8;
First fills on the pressurised pipeline that pressure control valve V1 is installed at the top of the first flushing oil tank A;First unloading pressure control valve V2
It is installed on the relief pipeline at the top of the first flushing oil tank A;First enters the tank body that oil control valve V5 is installed on the first flushing oil tank A
On inflow pipeline on;First tank bottom stop valve V6 is installed on oil-drain pipe;
Second fills on the pressurised pipeline that pressure control valve V3 is installed at the top of the second flushing oil tank B;Second unloading pressure control valve V4
It is installed on the relief pipeline at the top of the second flushing oil tank B;Second enters the tank body that oil control valve V7 is installed on the second flushing oil tank B
On inflow pipeline on;Second tank bottom stop valve V8 is installed on oil-drain pipe;
Wherein, one rinse oil tank (A or B) be in normal operating condition, another rinse oil tank (B or A) be in pressure release,
Charge of oil, pressurising and stand-by state;
After the liquid level of the flushing oil in the first flushing oil tank A is reduced to preset liquid level, the first tank bottom stop valve is closed
V6, the second tank bottom stop valve V8 of opening, switch to the second flushing oil tank B, and second rinses oil tank B is in normal operating condition, leads to
Cross the first unloading pressure control valve V2 of control and rinse oil tank A pressure releases to atmospheric pressure state by first, flushing oil is controlled by the first oil-feed
Valve V5 is injected into the first flushing oil tank A, first is closed when reaching default high level enters oil control valve V5 and stop charge of oil, by the
One fills pressure control valve V1 is injected into the first flushing oil tank A high pressure hydrogen so that the pressure in the first flushing oil tank A reaches pre-
If pressure, first rinses oil tank A is in stand-by state, waits next round to use.
After the liquid level of the flushing oil in the second flushing oil tank B is reduced to preset liquid level, the second tank bottom stop valve is closed
V8, the first tank bottom stop valve V6 of opening, switch to the first flushing oil tank A, and first rinses oil tank A is in normal operating condition, leads to
Cross the second unloading pressure control valve V4 of control and rinse oil tank B pressure releases to atmospheric pressure state by second, flushing oil is controlled by the second oil-feed
Valve V7 is injected into the second flushing oil tank B, second is closed when reaching default high level enters oil control valve V7 and stop charge of oil, by the
Two fill pressure control valve V3 is injected into the second flushing oil tank B high pressure hydrogen so that the pressure in the second flushing oil tank A reaches pre-
If pressure, second rinses oil tank B is in stand-by state, waits next round to use.
During specific implementation, two are filled pressure control valve V1 and V3 and two unloading pressure control valve V2 and V4 for High Pressure Difference instrument is controlled
Valve, for carrying out pressurising and pressure release to flushing oil tank A/B, two are filled pressure control valve V1 and V3, two pressure releases controls as needed
High pressure hand valve and by-pass valve can be set before and after valve V2 and V4, a regulation valve group is formed.
During specific implementation, two are entered oil control valve V5 and V7 for high tension instrument regulating valve, for giving flushing oil tank A/B dresses
Oil, controls that high pressure hand valve and by-pass valve can be set before and after valve as needed, forms a regulation valve group.
During specific implementation, two tank bottom stop valves V6 and V8 are high-pressure shut-off, are cut for rinsing when oil tank A/B tanks switch
Disconnected or opening is used.
During specific implementation, rinse on oil tank and be also provided with pressure-detecting device, be injected into oil tank for detecting to rinse
Or the pressure value after discharge high pressure hydrogen.Liquid level detection device is also provided with, is injected into or is arranged for detecting to rinse in oil tank
The level value gone out after flushing oil.Be also provided with pressure it is high enter oil control valve interlocking close, for prevent rinse oil tank in
High pressure hydrogen string is to flushing oil repairing pipeline.The low tank bottom stop valve interlocking close of liquid level is also provided with, for preventing from rinsing
In high pressure hydrogen string to the high tension instrument in oil tank.
During specific implementation, whole operation process can be controlled manually, it is also possible to set a set of full automatic control system, right
Rinse oil tank carries out the operation such as pressure release, charge of oil, pressurising, switching automatically.Therefore, drip irrigation system of the high pressure containing solid instrument is also wrapped
Include:Control device, pressure control valve and unloading pressure control valve are filled for being automatically controlled according to the situation of change of flushing oil pressure inside the tank
On off state and aperture size;Situation of change according to the liquid level of flushing oil in oil tank is rinsed is automatically controlled into oil control valve and tank
The on off state and aperture size of bottom cut-off valve.When including two tank bottom stop valve V6 and V8, also to set two tank bottoms and cut
The automatic transfer switch state of disconnected valve V6 and V8, so that automatically switching two rinses oil tank.
In sum, the major advantage of drip irrigation system of the high pressure of the present invention containing solid instrument is:
(1) whole system does not have rotating machinery, more more stable than conventional high pressure drip irrigation system.
(2) using the high pressure hydrogen system and pressure release exhaust system in corollary apparatus, to repairing, height in tank when realizing low pressure
To instrument oiling during pressure.
(3) because the flushing oil mass of each instrument is very small, therefore the also very little such as the oil tank, valve, pipeline of the system, it is high
Pressure control valve, stop valve etc. are left using DN25 (actual size of DN25 is external diameter 34mm, and internal diameter is different with pipe thickness difference)
Right can meeting requires that investment is low, reliable and stable.
(4) whole system can be automatically controlled by PLC, completely without manually operating, and detected parameter and also only rinsed
The liquid level and pressure of oil tank, it is convenient and simple.
The preferred embodiments of the present invention are the foregoing is only, is not intended to limit the invention, for the skill of this area
For art personnel, the embodiment of the present invention can have various modifications and variations.It is all within the spirit and principles in the present invention, made
Any modification, equivalent substitution and improvements etc., should be included within the scope of the present invention.
Claims (10)
1. a kind of high pressure contains the drip irrigation system of solid instrument, it is characterised in that including:Rinse oil tank, fill pressure control valve, pressure release control
Valve, enter oil control valve and tank bottom stop valve;
Wherein, the flushing oil tank is connected by the oil-drain pipe installed in its tank bottom with high tension instrument;It is described to fill pressure control valve
It is installed on the pressurised pipeline of the flushing roof;The unloading pressure control valve is installed on the pressure release of the flushing roof
On pipeline;It is described enter oil control valve be installed on it is described flushing oil tank tank body on inflow pipeline on;The tank bottom stop valve peace
Loaded on oil-drain pipe;
By it is described enter oil control valve it is described flushing oil tank pressure release to normal pressure after flushing oil is injected into it is described flushing oil tank in;
High pressure hydrogen is injected into the flushing oil tank by the pressure control valve that fills so that the pressure rinsed in oil tank
Reach preset pressure;
Flushing oil in the flushing oil tank is depressed into by high tension instrument using the pressure by the tank bottom stop valve;
High pressure hydrogen is discharged from the flushing oil tank by the unloading pressure control valve, makes the flushing oil tank pressure release to normal
Pressure.
2. high pressure as claimed in claim 1 contains the drip irrigation system of solid instrument, it is characterised in that also include:Hand valve and visor;
Wherein, the hand valve is installed on the pipeline between the flushing oil tank and the high tension instrument;The visor is installed on
On the pipeline rinsed between oil tank and the high tension instrument, between the hand valve and the high tension instrument;
The hand valve is used for:Control the flow of the flushing oil from the flushing oil tank pressure to high tension instrument;
The visor is used for:The flow of the flushing oil from the flushing oil tank pressure to high tension instrument is observed, so as to adjust the hand
The aperture of valve.
3. high pressure as claimed in claim 2 contains the drip irrigation system of solid instrument, it is characterised in that the hand valve is high pressure needle-like
Valve;The visor is high-pressure viewing mirror.
4. high pressure as claimed in claim 2 contains the drip irrigation system of solid instrument, it is characterised in that described from the flushing oil tank pressure
Flow to the flushing oil of high tension instrument is 30-60 drops/minute.
5. high pressure as claimed in claim 1 contains the drip irrigation system of solid instrument, it is characterised in that the pressure control valve and described of filling
Unloading pressure control valve is that High Pressure Difference instrument controls valve;The tank bottom stop valve is high-pressure shut-off;It is described enter oil control valve be high pressure
Instrument regulating valve.
6. high pressure as claimed in claim 1 contains the drip irrigation system of solid instrument, it is characterised in that also include:High pressure hand valve and pair
Line valve, the high pressure hand valve and by-pass valve fill pressure control valve, the unloading pressure control valve and/or the oil-feed described in being respectively arranged in
Front and rear, the formation regulation valve group of control valve.
7. high pressure as claimed in claim 1 contains the drip irrigation system of solid instrument, it is characterised in that the flushing oil tank is provided with pressure
Force checking device, is injected into or discharges the pressure value after high pressure hydrogen for detecting in the flushing oil tank;
The flushing oil tank is provided with liquid level detection device, for detect it is described flushing oil tank in be injected into or discharge flushing oil after
Level value.
8. high pressure as claimed in claim 1 contains the drip irrigation system of solid instrument, it is characterised in that the flushing oil tank is provided with pressure
Li Gaogao enters oil control valve interlocking close, for preventing the high pressure hydrogen string in the flushing oil tank to flushing oil repairing pipeline;
The flushing oil tank is provided with the low tank bottom stop valve interlocking close of liquid level, for preventing the high pressure in the flushing oil tank
In hydrogen string to the high tension instrument.
9. high pressure as claimed in claim 1 contains the drip irrigation system of solid instrument, it is characterised in that also include:Control device, is used for
Situation of change according to the flushing oil pressure inside the tank fills the switch of pressure control valve and the unloading pressure control valve described in automatically controlling
State and aperture size;Situation of change according to the liquid level of flushing oil in the flushing oil tank enters oil control valve described in automatically controlling
With the on off state and aperture size of the tank bottom stop valve.
10. high pressure as claimed in claim 1 contains the drip irrigation system of solid instrument, it is characterised in that the flushing oil tank includes:The
One flushing oil tank, first fill pressure control valve, the first unloading pressure control valve, first enter oil control valve, the first tank bottom stop valve, second punching
Oil-washing tank, second are filled pressure control valve, the second unloading pressure control valve, second enter oil control valve and the second tank bottom stop valve;
First fills pressure control valve is installed on the pressurised pipeline of the first flushing roof;First unloading pressure control valve is installed on first
Rinse on the relief pipeline of roof;First enters the inflow pipeline that oil control valve is installed on the tank body of the first flushing oil tank
On;First tank bottom stop valve is installed on oil-drain pipe;
Second fills pressure control valve is installed on the pressurised pipeline of the second flushing roof;Second unloading pressure control valve is installed on second
Rinse on the relief pipeline of roof;Second enters the inflow pipeline that oil control valve is installed on the tank body of the second flushing oil tank
On;Second tank bottom stop valve is installed on oil-drain pipe;
Wherein, one is rinsed oil tank and is in normal operating condition, and another rinses oil tank and is in pressure release, charge of oil, pressurising and standby
State;
After the liquid level of the flushing oil in the first flushing oil tank is reduced to preset liquid level, closes the first tank bottom stop valve, open
Second tank bottom stop valve, switches to the second flushing oil tank, and second rinses oil tank is in normal operating condition, by the first pressure release control
Valve processed rinses oil tank pressure release to atmospheric pressure state by first, flushing oil is entered into oil control valve by first and is injected into the first flushing oil tank
It is interior, first is closed when reaching default high level and enters oil control valve stopping charge of oil, fill pressure control valve by first and note high pressure hydrogen
Enter to first and rinse in oil tank so that the pressure in the first flushing oil tank reaches preset pressure, first rinses oil tank in standby
State, waits next round to use.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710301379.3A CN106914463B (en) | 2017-05-02 | 2017-05-02 | Drip irrigation system of high-pressure solid-containing instrument |
Applications Claiming Priority (1)
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