CN209195647U - A kind of joint helping air supply system of power plant air compressor machine - Google Patents
A kind of joint helping air supply system of power plant air compressor machine Download PDFInfo
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- CN209195647U CN209195647U CN201822132392.3U CN201822132392U CN209195647U CN 209195647 U CN209195647 U CN 209195647U CN 201822132392 U CN201822132392 U CN 201822132392U CN 209195647 U CN209195647 U CN 209195647U
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Abstract
The utility model discloses a kind of joint helping air supply systems of power plant air compressor machine, including air compressor machine, gas tank, desulfurizing tower, oxidation fan, spare oxidation fan and PLC controller；The gas outlet of the air compressor machine is connected with outlet main pipe, the gas tank is connected with the outlet main pipe, the air inlet of desulfurizing tower is connected with air inlet pipe, the air inlet pipe is connected with gas supply main pipe, the oxidation fan and spare oxidation fan are connected with gas supply main pipe, communicating pipe is provided between gas supply main pipe and the gas tank, it applies and communicating pipe the gas supply main pipe of desulfurizing tower is connected with the outlet main pipe of air compressor machine in the utility model, when pressure is lower in gas tank, when air compressor machine undercapacity, spare oxidation fan can fill into compressed air in gas tank, auxiliary maintains the gas pressure in gas tank, advantageously ensure that the smooth progress of a large amount of gas consumption processes such as Pneumatic ash conveying, and eliminate the expense for more purchasing air compressor machine, improve the utilization rate of equipment and installations of spare oxidation fan, it kills two birds with one stone.
Description
Technical field
The utility model relates to air compressor machine air supply system technical fields, and in particular to a kind of joint of power plant air compressor machine is auxiliary
Help air supply system.
Background technique
Power plant can all provide compressor plant for oneself, and the compressed air of production is all to originate to disappear certainly, be generally used for various works
The gas supply of tool, valve and equipment, the design margin of compressor plant is not too large, large-scale particularly in view of cost of investment
The price of air compressor machine is higher, so the backup unit quantity of air compressor machine is few or does not have, when boiler of power plant Pneumatic ash conveying is a large amount of
When with gas, compressor plant is easy undercapacity, cannot maintain the gas pressure in pipeline and gas tank well, be unfavorable for gas
The smooth progress of the defeated ash of power, and the desulfurizing tower of power plant needs to be oxidized blower to provide air and carry out oxidation processes and according to specification need
Spare oxidation fan is set, and usually spare oxidation fan is chronically at shutdown status, and utilization rate of equipment and installations is not high, oxidation wind
Machine output is also that compressed air is answered as can oxidation fan is used the backup air feed equipment as compressor plant
It can effectively solve the problems, such as existing.
Utility model content
The problem of for background technique, the purpose of this utility model is to provide a kind of connection of power plant air compressor machine
Helping air supply system is closed, efficiently solves the problems, such as exist in background technique.
To achieve the above object, the utility model uses following technical scheme:
A kind of joint helping air supply system of power plant air compressor machine, including it is air compressor machine, gas tank, desulfurizing tower, oxidation fan, standby
With oxidation fan and PLC controller；The gas outlet of the air compressor machine is connected with outlet main pipe, and the gas tank and the outlet are female
Pipe is connected, and the air inlet of desulfurizing tower is connected with air inlet pipe, and the air inlet pipe is connected with gas supply main pipe, the oxidation fan and spare
Oxidation fan is connected with gas supply main pipe, is provided with communicating pipe between gas supply main pipe and the gas tank, from upper on the communicating pipe
Trip is disposed with the first Pneumatic butterfly valve, pneumatic filter and check valve to downstream, is additionally provided in gas tank and controls with the PLC
The pressure sensor of device electrical connection, the spare oxidation fan and the first Pneumatic butterfly valve are electrically connected with the PLC controller；
The second Pneumatic butterfly valve being electrically connected with the PLC controller is provided in the gas supply main pipe, described second is pneumatic
Butterfly valve is in the gas supply main pipe between air inlet pipe and communicating pipe.
Further, escape pipe is additionally provided on the gas tank.
Further, hand behaviour's pipeline is additionally provided on the communicating pipe, it is pneumatic that the both ends of hand behaviour's pipeline are located at first
The upstream and downstream of butterfly valve, hand are grasped and are provided with Hand-operated butterfly valve on pipeline.
Further, the PLC controller passes through the opening and closing of solenoid valve control the first Pneumatic butterfly valve and the second Pneumatic butterfly valve.
The utility model has following advantageous effects:
It applies and communicating pipe the gas supply main pipe of desulfurizing tower is connected with the outlet main pipe of air compressor machine in the utility model, work as gas
Pressure is lower in tank, air compressor machine undercapacity when, spare oxidation fan can fill into compressed air in gas tank, and auxiliary maintains gas
Gas pressure in tank, advantageously ensures that the smooth progress of a large amount of gas consumption processes such as Pneumatic ash conveying, and eliminates and purchase sky more
The expense of press improves the utilization rate of equipment and installations of spare oxidation fan, kills two birds with one stone, and the application is novel in design, easy to use, fits
It closes and promotes the use of.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment.
Specific embodiment
With reference to the accompanying drawing and embodiment is described in further detail the embodiments of the present invention.Implement below
Example cannot be used to limit the scope of the utility model for illustrating the utility model.
In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more；Term
The orientation of the instructions such as "upper", "lower", "left", "right", "inner", "outside", " front end ", " rear end ", " head ", " tail portion " or position are closed
System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model and simplifies description, without
It is that the device of indication or suggestion meaning or element must have a particular orientation, constructed and operated with specific orientation, therefore
It should not be understood as limiting the present invention.In the description of the present invention, it should be noted that unless otherwise specific
Regulation and restriction, term " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, be also possible to detachable
Connection, or be integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, centre can also be passed through
Medium is indirectly connected.For the ordinary skill in the art, it can understand that above-mentioned term is practical new at this with concrete condition
Concrete meaning in type.
As shown in Figure 1, a kind of joint helping air supply system of power plant air compressor machine described in the present embodiment, including air compressor machine
1, gas tank 2, desulfurizing tower 3, oxidation fan 4, spare oxidation fan 5 and PLC controller 6；The gas outlet of air compressor machine 1 is connected with out
Gas main pipe 7, gas tank 2 are connected with outlet main pipe 7, and escape pipe 8 is additionally provided on gas tank 2, and the air inlet of desulfurizing tower 3 is connected with air inlet
Pipe 9, air inlet pipe 9 are connected with gas supply main pipe 10, and oxidation fan 4 and spare oxidation fan 5 are connected with gas supply main pipe 10, and gas supply is female
Communicating pipe 11 is provided between pipe 10 and gas tank 2, be disposed on communicating pipe 11 from upstream to downstream the first Pneumatic butterfly valve 12,
Pneumatic filter 13 and check valve 14 are additionally provided with the pressure sensor 15 being electrically connected with PLC controller 6, spare oxygen in gas tank 2
Change blower 5 and the first Pneumatic butterfly valve 12 is electrically connected with PLC controller 6；
The second Pneumatic butterfly valve 16 being electrically connected with PLC controller 6, the second Pneumatic butterfly valve 16 are provided in gas supply main pipe 10
In gas supply main pipe 10 between air inlet pipe 9 and communicating pipe 11.
Hand behaviour's pipeline 17 is additionally provided on communicating pipe 11, the both ends of hand behaviour's pipeline 17 are located at the first Pneumatic butterfly valve 12
Upstream and downstream, hand are grasped and are provided with Hand-operated butterfly valve 18 on pipeline 17, can be with hand when the first Pneumatic butterfly valve 12 cannot be opened for some reason
It is dynamic to open Hand-operated butterfly valve 18, pipeline 17 is grasped by hand and connects communicating pipe 11.
PLC controller 6 controls the opening and closing of the first Pneumatic butterfly valve 12 and the second Pneumatic butterfly valve 16 by solenoid valve 19.
The working principle of the present embodiment are as follows:
The compressed air that air compressor machine 1 manufactures enters storage in gas tank 2 by outlet main pipe 7, and gas tank 2 will by escape pipe 8
Compressed air is supplied at gas equipment, when the gas equipments such as Pneumatic ash conveying largely consume the compressed air in gas tank 2, gas tank 2
Interior pressure reduction, pressure sensor 15 in gas tank 2 acquisition pressure information and feeds back to PLC controller 6 in real time, when pressure is low
When preset value (outlet pressure that preferred preset value is equal to or less than spare oxidation fan 5), PLC controller 6 passes through electricity
The first Pneumatic butterfly valve 12 of control of magnet valve 19 is opened, (usually the second Pneumatic butterfly valve 16 is in normally opened shape to the closing of the second Pneumatic butterfly valve 16
State meets the demand of 4 a preparation and a use of oxidation fan of desulfurizing tower 3), communicating pipe 11 connects, and then PLC controller 6 controls spare
The booting work of oxidation fan 5, spare oxidation fan 5 manufacture compressed air and squeeze into communicating pipe 11, filter through pneumatic filter 13
Enter in gas tank 2 with after check valve 14, the gas in gas tank 2 can be effectively prevented by flowing backwards communicating pipe 11 in check valve 14, mends
Entering the air in gas tank 2 can assist maintaining the gas pressure and gas flow in gas tank 2, advantageously ensure that Pneumatic ash conveying etc. is a large amount of
The smooth progress of gas consumption process, and the expense for more purchasing air compressor machine 1 is eliminated, improve the equipment benefit of spare oxidation fan 5
It with rate, kills two birds with one stone, when pressure is greater than preset value in gas tank 2, PLC controller 6 controls the spare shutdown of oxidation fan 5, first
Pneumatic butterfly valve 12 is closed, the second Pneumatic butterfly valve 16 is opened, at this point, air compressor system and desulfurization Tower System revert to two solely again
Vertical system, each self-operating meet the operation needs in power plant.
The embodiments of the present invention be provided for the sake of example and description, and be not exhaustively or
The utility model is limited to disclosed form.Many modifications and variation are aobvious for the ordinary skill in the art
And it is clear to.Selection and description embodiment and are made to more preferably illustrate the principles of the present invention and practical application
Those skilled in the art are it will be appreciated that the utility model is suitable for each with various modifications of special-purpose to design
Kind embodiment.
Claims (4)
1. a kind of joint helping air supply system of power plant air compressor machine, which is characterized in that including air compressor machine, gas tank, desulfurizing tower, oxygen
Change blower, spare oxidation fan and PLC controller；The gas outlet of the air compressor machine is connected with outlet main pipe, the gas tank with
The outlet main pipe is connected, and the air inlet of desulfurizing tower is connected with air inlet pipe, and the air inlet pipe is connected with gas supply main pipe, the oxidation
Blower and spare oxidation fan are connected with gas supply main pipe, are provided with communicating pipe, the company between gas supply main pipe and the gas tank
The first Pneumatic butterfly valve, pneumatic filter and check valve are disposed on siphunculus from upstream to downstream, be additionally provided in gas tank with
The pressure sensor of the PLC controller electrical connection, the spare oxidation fan and the first Pneumatic butterfly valve are controlled with the PLC
Device electrical connection；
The second Pneumatic butterfly valve being electrically connected with the PLC controller, second Pneumatic butterfly valve are provided in the gas supply main pipe
In gas supply main pipe between air inlet pipe and communicating pipe.
2. a kind of joint helping air supply system of power plant air compressor machine according to claim 1, which is characterized in that the gas
Escape pipe is additionally provided on tank.
3. a kind of joint helping air supply system of power plant air compressor machine according to claim 1, which is characterized in that the company
Hand behaviour's pipeline is additionally provided on siphunculus, the both ends of hand behaviour's pipeline are located at the upstream and downstream of the first Pneumatic butterfly valve, hand behaviour's pipe
Road is provided with Hand-operated butterfly valve.
4. a kind of joint helping air supply system of power plant air compressor machine according to claim 1, which is characterized in that described
PLC controller passes through the opening and closing of solenoid valve control the first Pneumatic butterfly valve and the second Pneumatic butterfly valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822132392.3U CN209195647U (en) | 2018-12-19 | 2018-12-19 | A kind of joint helping air supply system of power plant air compressor machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822132392.3U CN209195647U (en) | 2018-12-19 | 2018-12-19 | A kind of joint helping air supply system of power plant air compressor machine |
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| CN209195647U true CN209195647U (en) | 2019-08-02 |
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| CN201822132392.3U Active CN209195647U (en) | 2018-12-19 | 2018-12-19 | A kind of joint helping air supply system of power plant air compressor machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110822471A (en) * | 2019-12-02 | 2020-02-21 | 国惠环保新能源有限公司 | System and method for determining total air volume of boiler combustion system |
| CN113803636A (en) * | 2021-07-30 | 2021-12-17 | 中国核电工程有限公司 | Pressure accumulation air supply system and fluid mechanical system |
| CN115234478A (en) * | 2022-06-14 | 2022-10-25 | 中核核电运行管理有限公司 | Nuclear power plant pressure air production system and control method thereof |
-
2018
- 2018-12-19 CN CN201822132392.3U patent/CN209195647U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110822471A (en) * | 2019-12-02 | 2020-02-21 | 国惠环保新能源有限公司 | System and method for determining total air volume of boiler combustion system |
| CN113803636A (en) * | 2021-07-30 | 2021-12-17 | 中国核电工程有限公司 | Pressure accumulation air supply system and fluid mechanical system |
| CN113803636B (en) * | 2021-07-30 | 2023-12-19 | 中国核电工程有限公司 | Pressure accumulation air supply system and fluid mechanical system |
| CN115234478A (en) * | 2022-06-14 | 2022-10-25 | 中核核电运行管理有限公司 | Nuclear power plant pressure air production system and control method thereof |
| CN115234478B (en) * | 2022-06-14 | 2024-02-09 | 中核核电运行管理有限公司 | Nuclear power plant pressure air production system and control method thereof |
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