CN109098926A - A kind of full-automatic unit oil pressure air supplementing device and method - Google Patents
A kind of full-automatic unit oil pressure air supplementing device and method Download PDFInfo
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- CN109098926A CN109098926A CN201811116531.1A CN201811116531A CN109098926A CN 109098926 A CN109098926 A CN 109098926A CN 201811116531 A CN201811116531 A CN 201811116531A CN 109098926 A CN109098926 A CN 109098926A
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- 238000000034 method Methods 0.000 title claims abstract description 15
- 230000001502 supplementing effect Effects 0.000 title claims abstract description 10
- 239000003921 oil Substances 0.000 claims abstract description 138
- 239000012208 gear oil Substances 0.000 claims abstract description 5
- 230000000881 depressing effect Effects 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010742 number 1 fuel oil Substances 0.000 description 1
- 210000000664 rectum Anatomy 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000003442 weekly effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B15/00—Controlling
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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Abstract
The present invention discloses a kind of full-automatic unit oil pressure air supplementing device and method, method includes: S1, according to unit oil gear oil level and oil pressure is linear relationship, obtain theoretical oil level, oil pressure relationship straight line L2, S2, according to theoretical oil level, oil pressure relationship straight line L2, obtain and straight line L2 same oil pressure oil level variation range+△ H1 and+△ H2 when oil level, oil pressure relationship straight line L1 and straight line L5;S3, using straight line L1 as tonifying Qi entry condition;Using straight line L5 as stopping tonifying Qi condition.The present invention sets about from the structure of automatic inflating device; increase ventilation aperture; lifting device tonifying Qi efficiency; enhance operational reliability, based on ideal oil-gas ratin curve, chooses two curves with the oriented parallel as the condition for starting and stopping tonifying Qi; and fixed value is set as back-up protection; it realizes the full automation of oil pressure making-up air device automatic inflating device, realizes accurate automatic inflating device between the whole district, break the tonifying Qi logic conception of traditional thinking mode.
Description
Technical field
The invention belongs to unit oil pressure tonifying Qi fields, and in particular to a kind of full-automatic unit oil pressure making-up air device and its tonifying Qi
Method.
Background technique
That there are pipeline latus rectums in structure is small for traditional automatic air supply device, card resistance easily occurs, to compressed gas purity requirement
Higher, device tonifying Qi low efficiency, aeration valve acts frequently but tonifying Qi effect does not reach requirement;On software, tonifying Qi logic according to
Previous operating experience setting, is set as starting tonifying Qi when oil pressure is down to certain pressure, the tonifying Qi time reaches setting value or oil pressure
Tonifying Qi stops when rising to setting pressure, and tonifying Qi movement section is narrow, though there is certain effect, does not accomplish that full traffic coverage is mended in real time
Gas cannot accomplish accurate tonifying Qi moreover, tonifying Qi is excessive or benefit phenomenon happens occasionally less.So original automatic air supply device can only
Referred to as " semi-automatic making-up air device ", operations staff need manual tonifying Qi or exhaust weekly, adjust each unit oil gear oil-gas ratio
Example, to meet actual needs.
Summary of the invention
In order to solve the above problems existing in the present technology, it is an object of that present invention to provide a kind of full-automatic unit oil pressure to mend
Device of air and its supplementing method for air.
The technical scheme adopted by the invention is as follows:
A kind of full-automatic unit oil pressure making-up air device, including air inlet, pressure oil tank and the first automatic inflating device pipeline;
The inlet end of the first automatic inflating device pipeline is connected to by first pipe with air inlet, the first automatic inflating device pipeline
Outlet side filled and be connected to by second pipe and pressure oil;
The first automatic inflating device pipeline is arranged in sequence the first motor-driven valve and check valve, the first motor-driven valve close to air inlet,
Check valve is filled close to pressure oil;
The first automatic inflating device pipeline between first motor-driven valve and check valve is also connected with first exhaust pipeline, this
The second motor-driven valve and first row port is arranged in sequence in one gas exhaust piping, and the second motor-driven valve is close to the first automatic inflating device pipeline;
The second pipe is connected with second exhaust pipeline, which is arranged in sequence the 4th hand-operated valve and second
Exhaust outlet, the 4th hand-operated valve is close to second pipe;
First motor-driven valve, check valve, the second motor-driven valve and the 4th hand-operated valve bore be 33mm-36mm.
The bore of first motor-driven valve, check valve, the second motor-driven valve and the 4th hand-operated valve is set as 33mm-36mm by the present invention,
Increase ventilation aperture, lifting device tonifying Qi efficiency, working efficiency shorten to time tonifying Qi two for 10 minutes by former time tonifying Qi and divides half
Clock enhances operational reliability.
Specifically, the first pipe is equipped with first manual valve and the second hand-operated valve, the first manual valve and second-hand
The bore of dynamic valve is 33mm-36mm, for controlling the on-off of first pipe.
Preferably, the 4th hand-operated valve, first manual valve and the second hand-operated valve are manual ball valve.
Preferably, the second pipe is equipped with the 5th hand-operated valve, the 5th hand-operated valve is filled close to pressure oil and bore is
33mm-36mm.For controlling the on-off of second pipe.
Preferably, the 5th hand-operated valve is manual ball valve.
Preferably, first motor-driven valve and the second motor-driven valve are electrical ball valve.
In addition, the full-automatic unit oil pressure making-up air device further includes second run parallel with the first automatic inflating device pipeline
The inlet end of spare manual tonifying Qi pipeline, the second spare manual tonifying Qi pipeline is connect with the inlet end of the first automatic inflating device pipeline
Together and outlet side and the outlet side of the first automatic inflating device pipeline link together, and the second spare manual tonifying Qi pipeline is equipped with the
Three hand-operated valves.
A kind of supplementing method for air of full-automatic unit oil pressure making-up air device, includes the following steps:
S1, according to unit oil gear oil level and oil pressure it is linear relationship, obtains theoretical oil level, oil pressure relationship straight line L2,
The linear equation of straight line L2 are as follows:
Y-h2=(X-p2) (h1-h2)/(p1-p2);
Wherein, h1 and h2 is respectively oil level, and p1 and p2 are respectively oil pressure;
S2, according to theoretical oil level, oil pressure relationship straight line L2, obtain and straight line L2 same oil pressure oil level variation range+△
Oil level, oil pressure relationship straight line L1 and straight line L5 when H1 and+△ H2, wherein the linear equation of straight line L1 are as follows:
Y- △ H1-h2=(X-p2) (h1-h2)/(p1-p2);
The linear equation of straight line L5 are as follows:
Y- △ H2-h2=(X-p2) (h1-h2)/(p1-p2);
S3, it is opened using straight line L1 as tonifying Qi entry condition when the value of running oil pressure and oil level is fallen on straight line L1
Put tonifying Qi condition, that is, close the second motor-driven valve, third hand-operated valve and the 4th hand-operated valve, open the first motor-driven valve, first manual valve,
Second hand-operated valve and the 5th hand-operated valve;
Stop when the value of oil pressure and oil level is fallen on straight line L5 during tonifying Qi using straight line L5 as tonifying Qi condition is stopped
Only tonifying Qi, i.e., it is corresponding to close the first motor-driven valve, third hand-operated valve and the 4th hand-operated valve, open the second motor-driven valve, first manual valve,
Second hand-operated valve and the 5th hand-operated valve.
The supplementing method for air further includes following steps:
According to theoretical oil level, oil pressure relationship straight line L2, obtain depressing oil level variation range+△ H3 with straight line L2 same oil
With oil level, oil pressure the relationship straight line L3 and straight line L4 when-△ H3, wherein the linear equation of straight line L3 are as follows:
Y- △ H3-h2=(X-p2) (h1-h2)/(p1-p2);
The L4 linear equation of straight line are as follows:
Y+ △ H3-h2=(X-p2) (h1-h2)/(p1-p2);
Using straight line L3 and straight line L4 as oil-gas ratin alert if.
In the straight line L2, P1:3.60MPa;P2:3.98MPa;H1:1.65m;When h2:1.3m, tonifying Qi condition and stopping
Tonifying Qi condition is respectively as follows:
A, tonifying Qi condition, while meeting the following conditions:
A, the first automatic inflating device pipeline works;
B, pressure oil pump is inactive;
c,Y≥0.92X+△H1-2.02;
D, oil pressure is between 3.62MPa~3.85MPa;
E, oil level is between 1.3m~1.8m;
F, the tonifying Qi time is less than 6min;
B, meet following either condition and stop tonifying Qi:
H, any pressure oil pump startup;
i,Y≤0.92X+△H2-2.02;
J, oil pressure lower than 3.62MPa or is higher than 3.90MPa;
K, oil level lower than 1.3m or is higher than 1.8m;
L, the tonifying Qi time is more than 6min.
The invention has the benefit that
The present invention sets about from the structure of automatic inflating device, increases ventilation aperture, and lifting device tonifying Qi efficiency enhances reliable for operation
Property, the more traditional unit oil pressure making-up air device of structure is simple;The device is able to achieve full-automatic function, completely without operations staff
Auxiliary manually, artificial thorough liberation is come out, provides possibility for implementation " non man power plant ".
The present invention based on ideal oil-gas ratin curve, choose with two curves of the oriented parallel as starting and
Stop the condition of tonifying Qi, and fixed value be set as back-up protection, realizes the full automation of oil pressure making-up air device automatic inflating device,
Accurate automatic inflating device between the realization whole district breaks the tonifying Qi logic conception of traditional thinking mode.
Detailed description of the invention
Fig. 1 is the present invention-embodiment structural schematic diagram.
Fig. 2 is the present invention-embodiment unit oil gear oil level and oil pressure linear relationship chart.
In figure, P, air inlet;Q, pressure oil tank;1301, first manual valve;1301-2, the second hand-operated valve;1305-3, third
Hand-operated valve;1305-4, the 4th hand-operated valve;1305, the 5th hand-operated valve;1305-1, the first motor-driven valve;1305-2, the second motor-driven valve;
F, check valve.
Specific embodiment
With reference to the accompanying drawing and specific embodiment the present invention is further elaborated.
Embodiment:
As shown in Figure 1, a kind of full-automatic unit oil pressure making-up air device of the present embodiment, including air inlet P, pressure oil tank Q, phase
The the first automatic inflating device pipeline and the second spare manual tonifying Qi pipeline mutually run parallel.
The inlet end of first automatic inflating device pipeline and the second spare manual tonifying Qi pipeline links together and passes through the first pipe
Road is connected to air inlet P, and the outlet side of the first automatic inflating device pipeline and the second spare manual tonifying Qi pipeline links together and leads to
Second pipe is crossed to be connected to pressure oil filling Q.
In the present embodiment, in the junction of the first automatic inflating device pipeline, the second spare manual tonifying Qi pipeline and first pipe
Tee tube is set, is also provided with three in the junction of the first automatic inflating device pipeline, the second spare manual tonifying Qi pipeline and second pipe
Siphunculus.
First manual valve 1301 and the second hand-operated valve 1301-2 are equipped in first pipe, for controlling the first automatic inflating device
The on-off of pipeline and the second spare manual tonifying Qi pipeline.
The first motor-driven valve 1305-1 and check valve f is arranged in sequence in first automatic inflating device pipeline, wherein the first motor-driven valve
1305-1 fills Q close to pressure oil close to the second hand-operated valve 1301-2, check valve f.
The first automatic inflating device pipeline between first motor-driven valve 1305-1 and check valve f is also connected with first exhaust pipeline,
One end of first exhaust pipeline is connect with the first automatic inflating device pipeline by tee tube, which is arranged in sequence second
Motor-driven valve 1305-2 and first row port, the second motor-driven valve 1305-2 is close to the first automatic inflating device pipeline.
Second spare manual tonifying Qi pipeline is equipped with third hand-operated valve 1305-3.
Second pipe is connected with second exhaust pipeline, which is arranged in sequence the 4th hand-operated valve 1305-4 and
Two exhaust outlets.
Wherein, one end of second exhaust pipeline is connected with second pipe by tee tube.
Second pipe is equipped with the 5th hand-operated valve 1305, and the 5th hand-operated valve 1305 fills Q close to pressure oil.
First manual valve 1301, the second hand-operated valve 1301-2, third hand-operated valve 1305-3, the 4th hand-operated valve 1305-4 and
Five hand-operated valves 1305 are manual ball valve.
First motor-driven valve 1305-1 and the second motor-driven valve 1305-2 is electrical ball valve.
First manual valve 1301, the second hand-operated valve 1301-2, third hand-operated valve 1305-3, the 4th hand-operated valve 1305-4,
Five hand-operated valves 1305, the first motor-driven valve 1305-1, check valve f and the second motor-driven valve 1305-2 bore be 33mm-36mm, this
Preferred bore is 35mm in embodiment, and working efficiency shorten to time tonifying Qi two for 10 minutes by former time tonifying Qi and divides half.
Working method of the invention is as follows:
1, automatic inflating device and stopping: third hand-operated valve 1305-3, the 4th hand-operated valve 1305-4 are closed, first manual valve
1301, the second hand-operated valve 1301-2 and the 5th hand-operated valve 1305 are opened.
When meeting automatic inflating device condition, the second motor-driven valve 1305-2 is closed, opens the first motor-driven valve 1305-1, high pressure gas
From 1301 → the second motor-driven valve of hand-operated valve 1301-2 → first 1305-1 of air inlet P → first manual valve → check valve f → the 5th
1305 → pressure oil of hand-operated valve fills Q tonifying Qi.
When meeting stopping tonifying Qi condition, the first motor-driven valve 1305-1 is closed, opens the second motor-driven valve 1305-2, stops mending
Gas, and be vented by first row port.The air pressure that pressure oil fills Q is blocked by check valve f, stops tonifying Qi.
The principle and control process illustrated the present invention as follows:
The first step is obtained theoretical by field test according to unit oil gear oil level and the substantially linear relationship of oil pressure
Oil level, oil pressure relationship straight line L2, as shown in Fig. 2, the linear equation of straight line L2 are as follows:
Y-h2=(X-p2) (h1-h2)/(p1-p2);
Wherein, h1 and h2 is respectively oil level, and p1 and p2 are respectively oil pressure.
Second step, according to theoretical oil level, oil pressure relationship straight line L2, obtain and straight line L2 same oil pressure oil level variation range
Oil level, oil pressure relationship straight line L1 and straight line L5 when+△ H1 and+△ H2, wherein the linear equation of straight line L1 are as follows:
Y- △ H1-h2=(X-p2) (h1-h2)/(p1-p2);
The linear equation of straight line L5 are as follows:
Y- △ H2-h2=(X-p2) (h1-h2)/(p1-p2).
Third step, using straight line L1 as tonifying Qi entry condition, when the value of running oil pressure and oil level is fallen on straight line L1
When, open tonifying Qi condition closes the second motor-driven valve 1305-2, opens the first motor-driven valve 1305-1;
Straight line L5 when the value of oil pressure and oil level is fallen on straight line L5 during tonifying Qi, stops as tonifying Qi condition is stopped
Tonifying Qi, i.e., it is corresponding to close the first motor-driven valve 1305-1, open the second motor-driven valve 1305-2.
With the 11F unit oil gear (P1:3.60MPa in the sub- power station in copper street;P2:3.98MPa;H1:1.65m;H2:1.3m)
For be illustrated:
A, tonifying Qi condition, while meeting the following conditions:
A, the first automatic inflating device pipeline works;
B, pressure oil pump is inactive;
c,Y≥0.92X+△H1-2.02;
D, oil pressure is between 3.62MPa~3.85MPa;
E, oil level is between 1.3m~1.8m;
F, the tonifying Qi time is less than 6min;
B, meet following either condition and stop tonifying Qi:
H, any pressure oil pump startup;
i,Y≤0.92X+△H2-2.02;
J, oil pressure lower than 3.62MPa or is higher than 3.90MPa;
K, oil level lower than 1.3m or is higher than 1.8m;
L, the tonifying Qi time is more than 6min.
The present invention obtains depressing oil level variation model with straight line L2 same oil also according to theoretical oil level, oil pressure relationship straight line L2
Enclose+△ H3 and oil level, oil pressure relationship straight line L3 and straight line L4 when-△ H3, wherein the linear equation of straight line L3 are as follows:
Y- △ H3-h2=(X-p2) (h1-h2)/(p1-p2);
The L4 linear equation of straight line are as follows:
Y+ △ H3-h2=(X-p2) (h1-h2)/(p1-p2).
Straight line L3 and straight line L4 are as oil-gas ratin alert if.
The present invention based on ideal oil-gas ratin curve, choose with two curves of the oriented parallel as starting and
Stop the condition of tonifying Qi, and fixed value be set as back-up protection, realizes the full automation of oil pressure making-up air device automatic inflating device,
Accurate automatic inflating device between the realization whole district breaks the tonifying Qi logic conception of traditional thinking mode.
The present invention is not limited to above-mentioned optional embodiment, anyone can show that other are various under the inspiration of the present invention
The product of form, however, make any variation in its shape or structure, it is all to fall into the claims in the present invention confining spectrum
Technical solution, be within the scope of the present invention.
Claims (10)
1. a kind of full-automatic unit oil pressure making-up air device, it is characterised in that: automatic including air inlet (P), pressure oil tank (Q) and first
Tonifying Qi pipeline;
The inlet end of the first automatic inflating device pipeline is connected to by first pipe with air inlet, and the first automatic inflating device pipeline goes out
Gas end is connected to by second pipe with pressure oil filling;
The first motor-driven valve (1305-1) and check valve (f) is arranged in sequence in the first automatic inflating device pipeline, and the first motor-driven valve is close
Air inlet, check valve are filled close to pressure oil;
The first automatic inflating device pipeline between first motor-driven valve and check valve is also connected with first exhaust pipeline, the first row
The second motor-driven valve (1305-2) and first row port is arranged in sequence in air pipe, and the second motor-driven valve is close to the first automatic inflating device pipeline;
The second pipe is connected with second exhaust pipeline, the second exhaust pipeline be arranged in sequence the 4th hand-operated valve (1305-4) and
Second exhaust port, the 4th hand-operated valve is close to second pipe;
First motor-driven valve, check valve, the second motor-driven valve and the 4th hand-operated valve bore be 33mm-36mm.
2. a kind of full-automatic unit oil pressure making-up air device according to claim 1, it is characterised in that: in the first pipe
Equipped with first manual valve (1301) and the second hand-operated valve (1301-2), the bore of the first manual valve and the second hand-operated valve is
33mm-36mm。
3. a kind of full-automatic unit oil pressure making-up air device according to claim 2, it is characterised in that: the described 4th manually
Valve, first manual valve and the second hand-operated valve are manual ball valve.
4. a kind of full-automatic unit oil pressure making-up air device according to claim 1, it is characterised in that: on the second pipe
Equipped with the 5th hand-operated valve (1305), the 5th hand-operated valve is filled close to pressure oil and bore is 33mm-36mm.
5. a kind of full-automatic unit oil pressure making-up air device according to claim 4, it is characterised in that: the 5th hand-operated valve
For manual ball valve.
6. a kind of full-automatic unit oil pressure making-up air device according to claim 1, it is characterised in that: first motor-driven valve
It is electrical ball valve with the second motor-driven valve.
7. a kind of full-automatic unit oil pressure making-up air device according to claim 1, it is characterised in that: the full-automatic unit
Oil pressure making-up air device further includes the second spare manual tonifying Qi pipeline run parallel with the first automatic inflating device pipeline, this is second spare
The inlet end of the inlet end of manual tonifying Qi pipeline and the first automatic inflating device pipeline links together and outlet side is mended automatically with first
The outlet side of air pipe links together, and the second spare manual tonifying Qi pipeline is equipped with third hand-operated valve (1305-3).
8. a kind of supplementing method for air of full-automatic unit oil pressure making-up air device according to claim 1-7, feature
It is: includes the following steps:
It S1, is linear relationship, acquisition theoretical oil level, oil pressure relationship straight line L2, straight line according to unit oil gear oil level and oil pressure
The linear equation of L2 are as follows:
Y-h2=(X-p2) (h1-h2)/(p1-p2);
Wherein, h1 and h2 is respectively oil level, and p1 and p2 are respectively oil pressure;
S2, according to theoretical oil level, oil pressure relationship straight line L2, obtain with straight line L2 same oil depress oil level variation range+△ H1 and+
Oil level, oil pressure relationship straight line L1 and straight line L5 when △ H2, wherein the linear equation of straight line L1 are as follows:
Y- △ H1-h2=(X-p2) (h1-h2)/(p1-p2);
The linear equation of straight line L5 are as follows:
Y- △ H2-h2=(X-p2) (h1-h2)/(p1-p2);
S3, using straight line L1 as tonifying Qi entry condition, it is open to mend when the value of running oil pressure and oil level is fallen on straight line L1
Gas bar part closes the second motor-driven valve, third hand-operated valve and the 4th hand-operated valve, open the first motor-driven valve, first manual valve, second
Hand-operated valve and the 5th hand-operated valve;
Using straight line L5 as tonifying Qi condition is stopped, when the value of oil pressure and oil level is fallen on straight line L5 during tonifying Qi, stop mending
Gas, i.e., it is corresponding to close the first motor-driven valve, third hand-operated valve and the 4th hand-operated valve, open the second motor-driven valve, first manual valve, second
Hand-operated valve and the 5th hand-operated valve.
9. a kind of supplementing method for air of full-automatic unit oil pressure making-up air device according to claim 8, it is characterised in that: described
Supplementing method for air further includes following steps:
According to theoretical oil level, oil pressure relationship straight line L2, obtain depressing oil level variation range+△ H3 and-△ with straight line L2 same oil
Oil level, oil pressure relationship straight line L3 and straight line L4 when H3, wherein the linear equation of straight line L3 are as follows:
Y- △ H3-h2=(X-p2) (h1-h2)/(p1-p2);
The L4 linear equation of straight line are as follows:
Y+ △ H3-h2=(X-p2) (h1-h2)/(p1-p2);
Using straight line L3 and straight line L4 as oil-gas ratin alert if.
10. a kind of supplementing method for air of full-automatic unit oil pressure making-up air device according to claim 8, it is characterised in that: institute
It states in straight line L2, P1:3.60MPa;P2:3.98MPa;H1:1.65m;When h2:1.3m, tonifying Qi condition and stopping tonifying Qi condition point
Not are as follows:
A, tonifying Qi condition, while meeting the following conditions:
A, the first automatic inflating device pipeline works;
B, pressure oil pump is inactive;
c,Y≥0.92X+△H1-2.02;
D, oil pressure is between 3.62MPa~3.85MPa;
E, oil level is between 1.3m~1.8m;
F, the tonifying Qi time is less than 6min;
B, meet following either condition and stop tonifying Qi:
H, any pressure oil pump startup;
i,Y≤0.92X+△H2-2.02;
J, oil pressure lower than 3.62MPa or is higher than 3.90MPa;
K, oil level lower than 1.3m or is higher than 1.8m;
L, the tonifying Qi time is more than 6min.
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