CN207229347U - A kind of air compressor system for being automatically replenished compressed air - Google Patents
A kind of air compressor system for being automatically replenished compressed air Download PDFInfo
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- CN207229347U CN207229347U CN201721321144.2U CN201721321144U CN207229347U CN 207229347 U CN207229347 U CN 207229347U CN 201721321144 U CN201721321144 U CN 201721321144U CN 207229347 U CN207229347 U CN 207229347U
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- air compressor
- air
- compressor machine
- compressed air
- main pipe
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Abstract
A kind of air compressor system for being automatically replenished compressed air, the first air compressor machine including controlling keying respectively for supplying air to the compound compressor of gas turbine and by control system, second air compressor machine and the first flow control valve controlled by control system, first air compressor machine and the second air compressor machine are connected to main pipe by surge tank, the compound compressor is equipped with total appendix and is used to deliver the air to other places, total appendix is equipped with the first branch pipe, the first flow control valve is arranged on the first branch pipe, first branch pipe is then connected in main pipe by surge tank, the main pipe is equipped with pressure sensor with total appendix, the pressure signal of the pressure sensor is sent to the control system, for controlling the first air compressor machine, the keying of second air compressor machine and first flow control valve.The utility model is that the unnecessary compressed air from gas turbine is introduced in the air compressor system of script, solve thes problems, such as that compressed air wastes.
Description
Technical field
The utility model belongs to control system field, is related to the air compressor system for being automatically replenished compressed air.
Background technology
4 air compressor machines are employed in present power plant and provide compressed air to meet the need of work in power plant, but are passed through
After use for many years, existing 2 air compressor machines have been scrapped, and present remaining 2 air compressor machines can not meet to produce needs.
But there is the combustion engine air compressor of a ultra-large type in power plant, which can provide substantial amounts of compressed air, and
And need not be so more in actual production, therefore people consider to expire with compressed air unnecessary in combustion engine air compressor
The needs of sufficient factory elsewhere, reduce the waste in production.
Such as utility model CN 201620974411.5, a kind of control system for starting air compressor machine, including by control system
The primary air compressor machine of keying is controlled respectively, first from air compressor machine, second, from air compressor machine, and the 3rd from air compressor machine；Institute
State primary air compressor machine, first air be connected to by a manifold from air compressor machine from air compressor machine, the 3rd from air compressor machine, second
Bottle；The air bottle is provided with air bottle pressure sensor；The pressure signal of the air bottle pressure sensor is sent to described
Control system, the keying for air compressor machine control；In addition, the primary air compressor machine, first from air compressor machine, second from pneumatics
Machine, the 3rd are connected to a main line pressure sensor at the manifold collected with air compressor machine；The main line pressure sensor
Pressure signal be sent to the control system, the replenishment control for air compressor machine.For a power plant, the pneumatics
The machine system compressed air unnecessary completely without outside is introduced, it is empty simply by the compression for reaching required using multiple air compressors
The amount of gas, this is wasted very much.
Utility model content
The technical problem to be solved by the invention is to provide unnecessary in an energy large-scale combustion engine air compressor of reasonable utilization
The air compressor system of compressed air.
To achieve the above object, the design utility model provides following technical solution：
A kind of air compressor system for being automatically replenished compressed air, including for supplying multi-stage compression of the air to gas turbine
Machine, the first air compressor machine, the second air compressor machine and main pipe, first air compressor machine are connected with main pipe, second air compressor machine and main pipe
Connection, the compound compressor are equipped with total appendix and are used to deliver the air to gas turbine, also set on the compound compressor
There is the first branch pipe, the first branch pipe is equipped with first flow control valve, and first branch pipe is connected with main pipe.
This programme on compound compressor mainly by being equipped with the first branch pipe, when the pressure and main-piping pressure of compound compressor
When similar, the first flow control valve for being arranged on the first branch pipe is opened, it is female by being flowed in compound compressor by the first branch pipe
Pipe, is then delivered to the other places for needing to use of factory, greatly reduces the waste of the compressed air in production process, save
The energy.And preferably, described first branch pipe one end is connected with main pipe, and the other end is connected with total appendix.If the first branch pipe
One end is connected directly between compound compressor, and the other end is connected with main pipe, then is not required compound compressor to convey compressed air
During to main pipe, first flow control valve is closed, but compound compressor stills need manufacture compressed air to gas turbine,
So still have compressed air to flow out to the first branch pipe, but shape is closed since the first flow control valve in the first branch pipe is in
State, then the compressed air of the part will be back in compound compressor, caused damage to compound compressor.Therefore, this reality
Described first branch pipe one end is connected with main pipe with new, the other end is connected with total appendix.
The air compressor system has further included control system, first air compressor machine, the second air compressor machine and first flow
Control valve is controlled by control system.Control is provided with the first air compressor machine, the second air compressor machine and first flow control valve
System, just the first air compressor machine of energy remote control, the second air compressor machine and first flow control valve, reduction are artificial in practical operation
The delay of operation and mistake, improve work efficiency.
The main pipe is equipped with first pressure sensor, and total appendix is equipped with second pressure sensor, and described first
Pressure sensor is connected with second pressure sensor with control system signal, the first pressure sensor and second pressure sensing
Pressure signal is sent to the control system by device, for controlling the first air compressor machine, the second air compressor machine and first flow control valve.
Due to the use of be compressed air that compound compressor provides, its pressure limit is larger.May be to whole if pressure is excessive
Compressed air supply system damages, if pressure is smaller, the compressed air in main pipe may will enter total appendix
On, the effect of compressed air cannot be provided.Therefore, the main pipe is equipped with first pressure sensor, is set on total appendix
There is second pressure sensor, whether the pressure for obtaining total appendix matches with the air pressure in main pipe；When total gas transmission
When air pressure in pressure and main pipe on pipe mismatches, control panel will control first flow control valve to close；When total
When pressure on appendix is matched with the air pressure in main pipe, control system will control the first air compressor machine and the second pneumatics
Machine provides compressed air.
The main pipe is equipped with gas pressure maintaining valve, the gas pressure maintaining valve be arranged on first pressure sensor and surge tank it
Between.Set gas pressure maintaining valve to be mainly used for stablizing in main pipe compressed air from different pipe influx, reduce pressure in pipeline
The fluctuation of size, avoids the pressure data that first pressure sensor obtains inaccurate, spreads out of the signal of mistake, and then cause control
System sends the instruction of mistake, when needing to increase compressed air, sends the signal for reducing compressed air, or needing to reduce
During compressed air, the signal of increase compressed air is sent, causes to waste；Even it is also possible to when main-piping pressure is larger, reduce
First air compressor machine, the second air compressor machine or compound compressor compressed air yield, cause the pressure in main pipe empty much larger than first
The pressure of press, the second air compressor machine or compound compressor, the compressed air of part flow back to the first air compressor machine, the second air compressor machine or
In compound compressor, cause damage to the first air compressor machine, the second air compressor machine or compound compressor.
First air compressor machine and the second air compressor machine are respectively equipped with second flow control valve, the second flow control valve by
Controlled to control system.Second flow control valve is set to be used for the compressed air for controlling the first air compressor machine and the output of the second air compressor machine
Amount so that the first air compressor machine and the second air compressor machine export appropriate number of compressed air by main pipe to be transported to power plant each
Place, it is excessive or very few to avoid being fed to the air supply of power plant everywhere, is unfavorable for the running in power plant.
The system also includes some 3rd air compressor machines, some 3rd air compressor machines are connected to main pipe by surge tank,
It is controlled system control.Some 3rd air compressor machines are set, for possible expansion production after meeting for compressed air
Demand.
The first branch pipe head end is additionally provided with safety valve.Turbine is during the pressure of lifting compressed air, compression
Air can impact the first branch pipe, cause damage to the first branch pipe；After being equiped with safety valve, when pressure breaks through critical value, opening peace
Full valve door, outwardly discharges compressed air, reduces impact force of the compressed air to the first branch pipe, protects the first branch pipe.
The compound compressor exit is equipped with non-return valve.If the hypertonia of total appendix, can cause compressed air from
Total appendix flows back to compound compressor, and compound compressor is caused to damage.
Non-return valve is equipped between the first air compressor machine and surge tank, check is equipped between the second air compressor machine and surge tank
Valve.
By setting non-return valve between the first compressor and surge tank, between the second compressor and surge tank respectively, when
During hypertonia in surge tank, the compressed air of surge tank is prevented to be avoided back in the first compressor or the second compressor
Damage to the first compressor and the second compressor.
Compared with prior art, the beneficial effects of the utility model are：
1. the unnecessary compressed air from combustion engine air compressor is introduced in the air compressor system of script, effectively
Solve the problems, such as compressed air waste, and reduce the consumption of original air compressor system.
2. by pressure sensor and control system, stable and lasting compressed air supply is realized.
3. being provided with surge tank, pressure maintaining valve and safety valve, the abrupt change of pipeline pressure is efficiently reduced, preferably
Protective conduit.
The design utility model can reasonably use compressed air unnecessary in high-rating generator turbine, and ensure that and carry
The compressed air of confession is stable and lasting.
Brief description of the drawings
Fig. 1 is the principle schematic of embodiment 1.
Label shown in attached drawing：1st, compound compressor；2nd, control system；3rd, the first air compressor machine；4th, the second air compressor machine；5th, delay
Rush tank；6th, main pipe；7th, total appendix；71st, the first branch pipe；711st, first flow control valve；712nd, safety valve；713rd, second flow
Control valve；8th, gas pressure maintaining valve；9th, first pressure sensor；10th, second pressure sensor.
Embodiment
With reference to specific embodiment, the utility model is expanded on further.It is to be understood that these embodiments are merely to illustrate this
Utility model rather than limitation the scope of the utility model.In addition, it should also be understood that, reading the content of the utility model instruction
Afterwards, those skilled in the art can make various changes or modifications the utility model, and such equivalent forms equally fall within this Shen
Please the appended claims limited range.
A kind of air compressor system for being automatically replenished compressed air, including for supplying multi-stage compression of the air to gas turbine
Machine 1, the first air compressor machine 3, the second air compressor machine 4 and main pipe 6, first air compressor machine 3 are connected with main pipe 6, second air compressor machine 4
It is connected with main pipe 6, the compound compressor 1 is equipped with total appendix 7 and is used to deliver the air to gas turbine, the multi-stage compression
Be additionally provided with the first branch pipe 71 on machine 1, the first branch pipe 71 is equipped with first flow control valve 711, described first branch pipe, 71 one end with
Main pipe 6 connects, and the other end is connected with total appendix 7.
The air compressor system further includes control system 2, first air compressor machine 3, the second air compressor machine 4 and first flow
Control valve 711 is controlled by control system 2.
The main pipe 6 is equipped with first pressure sensor 9, and total appendix 7 is equipped with second pressure sensor 10, described
First pressure sensor 9, second pressure sensor 10 are connected with 2 signal of control system.The first pressure sensor 9 and second
Pressure signal is sent to the control system 2 by pressure sensor 10, for controlling the first air compressor machine 3, the second air compressor machine 4 and the
The keying of flow control valve 711.Due to being compressed air that compound compressor 1 provides, its pressure limit is larger.If pressure
Excessive that whole compressed air supply system may be damaged, if pressure is less, the compressed air in main pipe 6 may be just
It can enter on total appendix 7, the effect of compressed air cannot be provided.Sky in the pressure on total appendix 7 and main pipe 6
When atmospheric pressure mismatches, control panel will control first flow control valve 711 to close.At this time, control system 2 will control
One air compressor machine 3 and the second air compressor machine 4 provide compressed air.
The main pipe 6 is equipped with gas pressure maintaining valve 8.
First air compressor machine, 3 and second air compressor machine 4 is respectively equipped with second flow control valve 713, the second flow control
Valve 713 processed is controlled system 2 and controls.
First branch pipe, 71 head end is additionally provided with safety valve 712.
1 exit of compound compressor is equipped with non-return valve.
Non-return valve is equipped between first air compressor machine 3 and surge tank 5, is also set between the second air compressor machine 4 and surge tank 5
There is non-return valve.
Embodiment 1
In normal course of operation, when factory needs to use a certain amount of compressed air, control system 2 can send signal and beat
The first air compressor machine 3 is opened, and controls second flow control valve 713, adjusts the conveying capacity of compressed air, compressed air passes through second
After flow control valve 713, entered back into after entering in surge tank 5 in main pipe 6, then by just defeated after gas pressure maintaining valve 8
It is sent to the place of needs.When the first pressure sensor 9 in main pipe 6 has felt the hypotony of compressed air, will beat
Open the second air compressor machine 4 and control second flow control valve 713 to carry out output squeezing air.
When compound compressor 1 is opened, the second pressure on first pressure sensor 9 and total appendix 7 in main pipe 6
Sensor 10 will send signals to control system 2, and control system 2 judges it, only when the pressure in main pipe 6 is big
Pressure on total appendix 7, and 6 pressure of main pipe subtracts pressure on appendix less than when being equal to 1MPa, the ability of control system 2
Signal can be sent and open first flow control valve 711.Compressed air on so total appendix 7 will along the first branch pipe 71 into
Enter onto main pipe 6.At this time, control system 2 can progressively close second flow control valve 713 and progressively open first flow control
Valve 711, reduces the compressed air from the first air compressor machine 3 and the second air compressor machine 4, and it is empty to increase the compression from compound compressor 1
Gas.
When the pressure being unsatisfactory in main pipe 6 is more than the pressure on total appendix 7, and 6 pressure of main pipe is subtracted on appendix
Pressure when being less than the condition equal to 1MPa, control system can send signal-off first flow valve 711, and compressed air will be
This is blocked, and can not be transported in main pipe.Control system 2 can send signal and open the first air compressor machine 3, and control second flow control
Valve 713 processed, adjusts the conveying capacity of compressed air, and compressed air is entered in surge tank 5 after second flow control valve 713
After enter back into main pipe 6.
The present embodiment on compound compressor 1 by setting the first branch pipe 71 by compressed air unnecessary on total appendix 7
Main pipe 6 is transported to, then is transported to factory everywhere, has both been realized to the reasonable of the needless compression air of the generation of compound compressor 1
Utilize, and meet factory elsewhere since compressed air is for demand derived from amount deficiency.In addition control system 2 and pressure
Sensor collective effect, realizes stable and lasting compressed air supply.And there is provided surge tank 5, gas pressure maintaining valve 8 with
And safety valve 712, efficiently reduce the abrupt change of pipeline pressure, preferably protective conduit and compressor.
Obviously, the above embodiment of the present invention is only intended to clearly illustrate example of the present invention, and is not pair
The restriction of embodiments of the present invention.For those of ordinary skill in the field, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
All any modification, equivalent and improvement made within the spirit and principle of invention etc., should be included in the claims in the present invention
Protection domain within.
Claims (10)
1. a kind of air compressor system for being automatically replenished compressed air, it is characterised in that including for supplying air to gas turbine
Compound compressor（1）, the first air compressor machine（3）, the second air compressor machine（4）And main pipe（6）；First air compressor machine（3）With main pipe
（6）Connection；Second air compressor machine（4）With main pipe（6）Connection, the compound compressor（1）Equipped with total appendix（7）, it is used for
Compressed air is delivered to gas turbine；The compound compressor（1）On be additionally provided with the first branch pipe（71）, the first branch pipe（71）On
Equipped with first flow control valve（711）, first branch pipe（71）With main pipe（6）Connection.
2. the air compressor system according to claim 1 for being automatically replenished compressed air, it is characterised in that the air compressor machine system
System has further included control system（2）, for controlling first air compressor machine（3）, the second air compressor machine（4）And first flow control
Valve（711）.
3. the air compressor system according to claim 2 for being automatically replenished compressed air, it is characterised in that the main pipe（6）
Equipped with first pressure sensor（9）, total appendix（7）It is equipped with second pressure sensor（10）, the first pressure biography
Sensor（9）With control system（2）Signal connects, the second pressure sensor（10）With control system（2）Signal connects.
4. the air compressor system according to claim 1 for being automatically replenished compressed air, it is characterised in that the air compressor machine system
System is additionally provided with surge tank（5）, the first flow control valve（711）, the first air compressor machine（3）With the second air compressor machine（4）By slow
Rush tank（5）It is connected to main pipe（6）.
5. the air compressor system according to claim 4 for being automatically replenished compressed air, it is characterised in that the main pipe（6）
It is equipped with gas pressure maintaining valve（8）, the gas pressure maintaining valve（8）It is arranged on first pressure sensor（9）With surge tank（5）Between.
6. the air compressor system according to any one of claims 1 to 4 for being automatically replenished compressed air, it is characterised in that institute
State the first air compressor machine（3）With the second air compressor machine（4）It is respectively equipped with second flow control valve（713）.
7. the air compressor system according to claim 4 for being automatically replenished compressed air, it is characterised in that the system is also wrapped
Some 3rd air compressor machines are included, some 3rd air compressor machines pass through surge tank（5）It is connected to main pipe（6）.
8. the air compressor system according to any one of claims 1 to 4 for being automatically replenished compressed air, it is characterised in that institute
State the first branch pipe（71）Head end is additionally provided with safety valve（712）.
9. the air compressor system according to any one of claims 1 to 4 for being automatically replenished compressed air, it is characterised in that institute
State compound compressor（1）Exit is equipped with non-return valve.
10. the air compressor system according to claim 4 for being automatically replenished compressed air, it is characterised in that in the first pneumatics
Machine（3）With surge tank（5）Between be equipped with non-return valve, in the second air compressor machine（4）With surge tank（5）Between be equipped with non-return valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721321144.2U CN207229347U (en) | 2017-10-13 | 2017-10-13 | A kind of air compressor system for being automatically replenished compressed air |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721321144.2U CN207229347U (en) | 2017-10-13 | 2017-10-13 | A kind of air compressor system for being automatically replenished compressed air |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207229347U true CN207229347U (en) | 2018-04-13 |
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ID=61850603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721321144.2U Active CN207229347U (en) | 2017-10-13 | 2017-10-13 | A kind of air compressor system for being automatically replenished compressed air |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207229347U (en) |
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2017
- 2017-10-13 CN CN201721321144.2U patent/CN207229347U/en active Active
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