CN218645017U

CN218645017U - Gas pipeline conveying and adjusting system

Info

Publication number: CN218645017U
Application number: CN202220819100.7U
Authority: CN
Inventors: 李新波; 孙玉海; 蒋保装; 孙德元; 江庆滕
Original assignee: Shandong Laigang Yongfeng Steel and Iron Co Ltd
Current assignee: Shandong Laigang Yongfeng Steel and Iron Co Ltd
Priority date: 2022-04-08
Filing date: 2022-04-08
Publication date: 2023-03-17
Anticipated expiration: 2032-04-08

Abstract

The utility model provides a gas pipeline carries governing system belongs to gas pipeline technical field. The utility model discloses a gas pipeline carries governing system respectively is provided with a regulator on many branch pipes of gas pipeline, regulator includes: regulating valve, sensor and regulator. Wherein, the regulating valve is arranged on the branch pipe; the sensor is arranged on the branch pipe and is positioned on one side of the regulating valve facing the gas using point; the regulator is electrically connected with the regulating valve and the sensor respectively. The utility model discloses a gas pipeline carries governing system, through set up the regulator on each minute pipe that is responsible for at the gas pipeline to utilize pressure regulator automatically regulated each minute intraductal conveyor gas's pressure and flow, make each minute pipe intraductal atmospheric pressure and flow value when carrying coal gas keep steady, thereby can not influence each other when guaranteeing a plurality of minute pipe air supplies simultaneously, realize the stable air feed of gas pipeline to a plurality of users.

Description

Gas pipeline conveying and adjusting system

Technical Field

The utility model relates to a gas pipeline technical field, concretely relates to gas pipeline carries governing system.

Background

In the industrial enterprise production, the gas content in the waste gas generated by part of enterprises is higher, especially in steel and chemical enterprises, coke oven, blast furnace and converter gas are byproduct gas fuel in the production, the coal gas has the characteristic of high thermal efficiency, and can be used as the auxiliary procedure fuel of the enterprises, the production cost can be reduced, and the resource saving can be realized (the coke oven gas is 1 m) ³ 0.5714-0.6143kg standard coal and 1m other coal gas ³ 0.357kg standard coal) while reducing exhaust emissions. In the prior art, when the coal gas of recovery is utilized, mostly, the form of single pipe network multiple users is adopted, wherein, this gas supply pipe network includes a person in charge and a plurality of branch pipes, the person in charge links to each other with the gas supply line of coal gas, and a plurality of branch pipes then link to each other with the user end respectively, however this gas supply pipe network is easily influenced by industrial production end air feed unstability and user end multiple user use mutual interference in the gas supply process, cause pressure and the flow of same pipe network for single or multiple user supply coal gas unstable, can't ensure the demand that the user used to coal gas pressure and flow stability. Therefore, a gas pipeline conveying and adjusting system needs to be designed to solve the problem that in the prior art, pressure and flow fluctuation is large when gas is supplied due to mutual influence of multiple users when the gas pipeline supplies gas.

SUMMERY OF THE UTILITY MODEL

In view of the shortcoming of above prior art, the utility model provides a gas pipeline carries governing system, through set up the regulator on each branch pipe that is responsible for at the gas pipeline, utilize pressure regulator automatically regulated each to be in charge of conveying gas's pressure and flow for each is in charge of when carrying gas intraductal atmospheric pressure and flow value keep steady, thereby solves among the prior art gas pipeline because a plurality of users use the gas air feed that influences each other and lead to when the gas supply pressure and the big problem of flow fluctuation.

In order to realize above-mentioned purpose and other relevant purposes, the utility model provides a gas pipeline carries governing system is provided with many on gas pipeline's the person in charge and divides the pipe, divide the pipe to be linked together with the coal gas point of use, gas pipeline carries governing system respectively to be provided with a regulator on gas pipeline's many branch pipes, regulator includes: regulating valve, sensor and regulator.

Wherein, the regulating valve is arranged on the branch pipe; the sensor is arranged on the branch pipe and is positioned on one side of the regulating valve facing the gas using point; the regulator is electrically connected with the regulating valve and the sensor respectively.

In an example of the present invention, the sensor includes a pressure sensor and a flow sensor, and the pressure sensor and the flow sensor are electrically connected to the regulator, respectively.

In an example of the present invention, the regulating valve is a pneumatic regulating valve.

In an example of the present invention, the regulating valve is a solenoid valve.

In an example, the pneumatic type governing valve includes valve, locator and executor, the executor drive the valve is opened or is closed, the executor with the locator links mutually, the locator with the regulator links mutually.

In an example of the present invention, the regulator is a PID regulator.

In an example of the present invention, the fluctuation threshold values set in the PID regulators are the same for each of the plurality of the branch pipes.

In an example of the present invention, the transportation adjusting system of the gas pipeline further includes a controller, and the controller is electrically connected to the plurality of regulators on the branch pipes.

In an example of the present invention, the controller is provided with a human-computer interaction interface.

The utility model discloses an in the example, be responsible for on the minute pipe quantity four to ten, regulator's quantity is four to ten, regulator with minute pipe quantity is equal and the one-to-one.

The utility model discloses gas pipeline carries governing system is through setting up the regulator on each minute pipe that is responsible for at the gas pipeline to utilize pressure regulator automatically regulated each minute intraductal conveyor gas's pressure and flow, make each minute pipe intraductal atmospheric pressure and flow value when carrying coal gas keep steady, thereby can not influence each other when guaranteeing a plurality of minute pipe air supplies simultaneously, realize gas pipeline to a plurality of users' stable air feed. Therefore, the utility model discloses thereby effectively overcome some practical problems among the prior art and had very high use value and use meaning.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a conveying and adjusting system of a gas pipeline in the utility model.

Description of the element reference numerals

100. A main tube; 110. pipe distribution; 200. a pressure regulating device; 210. adjusting a valve; 220. a sensor; 230. a regulator; 300. and a controller.

Detailed Description

The following embodiments of the present invention are provided by way of specific examples, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can be implemented or applied by other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict. It is also to be understood that the terminology used in the examples of the present invention is for the purpose of describing particular embodiments only, and is not intended to limit the scope of the present invention. Test methods in which specific conditions are not specified in the following examples are generally carried out under conventional conditions or under conditions recommended by the respective manufacturers.

It should be understood that the terms "upper", "lower", "left", "right", "middle" and "one" used herein are used for descriptive purposes only and are not intended to limit the scope of the present invention, and that changes and modifications in the relative relationship may be made without substantial technical changes and modifications.

Please refer to fig. 1, the utility model provides a gas pipeline transportation governing system, through set up the regulator on each branch pipe that the gas pipeline is responsible for, utilize the pressure regulator automatically regulated each to divide intraductal conveying gas's pressure and flow for each is divided intraductal atmospheric pressure and flow value when carrying coal gas and is kept steady, thereby solves among the prior art gas pipeline because a plurality of users use the gas air feed that influences each other and lead to when the air feed problem that pressure and flow are undulant greatly.

Referring to fig. 1, the gas pipeline transportation regulating system is installed on a gas pipeline, and is used for regulating the gas pressure and flow rate in the gas pipeline when a plurality of branch pipes 110 on the gas pipeline are supplied with gas. Specifically, the gas pipeline comprises a main pipe 100 and a plurality of branch pipes 110, the main pipe 100 is provided with the plurality of branch pipes 110, the branch pipes 110 are communicated with gas using points, and the gas pipeline supplies gas to the gas using points through the branch pipes 110. The gas pipeline is provided with a plurality of branch pipes 110 respectively provided with a pressure regulating device 200, and the pressure regulating device 200 can regulate the gas pressure and flow of the gas transmitted in the branch pipe 110, so that the gas supplied by the branch pipe 110 is kept stable.

The pressure adjusting apparatus 200 includes an adjusting valve 210, a sensor 220, and a regulator 230. The regulating valve 210 is disposed on the branched pipe 110 to control a gas flow rate through the branched pipe 110. The sensor 220 is arranged on the branch pipe 110, and a sensing part of the sensor 220 is positioned on one side of the regulating valve 210 in the branch pipe 110, which faces the gas use point, and is used for detecting the gas pressure and flow value of the gas conveyed to the gas use point in the branch pipe 110. The regulator 230 is electrically connected to the regulating valve 210 and the sensor 220, respectively, to remotely regulate the opening degree of the valve 210 according to the variation of the gas pressure and flow rate of the gas transported in the branch pipe 110 obtained from the sensor 220, so that the gas pressure and flow rate of the gas transported in the branch pipe 110 are stabilized. In addition, when the gas pipeline delivers gas to a plurality of gas using points through the branch pipes 110, the pressure adjusting devices 200 provided in the respective branch pipes 110 can automatically adjust the gas pressure and flow rate of the gas supplied into the branch pipes 110, so that the gas pressure and flow rate of the gas delivered into the respective branch pipes 110 are stably maintained within the same set range.

Referring to fig. 1, in an embodiment of the present invention, the sensor 220 includes a pressure sensor 220 and a flow sensor 220, the pressure sensor 220 is used for detecting an air pressure value of the gas transported in the branch pipe 110, and the flow sensor 220 is used for detecting a flow value of the gas transported in the branch pipe 110. And, the pressure sensor 220 and the flow sensor 220 are respectively electrically connected with the regulator 230, and the regulator 230 can obtain the changes of the gas pressure and flow value of the gas transported in the branch pipe 110, which are collected by the pressure sensor 220 and the flow sensor 220, through the electrical connection.

Referring to fig. 1, in an embodiment of the present invention, the regulator 230 is a PID regulator 230, and the PID regulator 230 can automatically regulate the gas pressure and flow rate of the gas in the branch pipe 110 by controlling the opening degree of the regulating valve 210 in the branch pipe 110 according to the set pressure and flow rate conditions, so that the gas pressure and flow rate of the gas transported in the branch pipe 110 are maintained within a fluctuation range, thereby smoothly transporting the gas to the gas using point.

Wherein, each PID controller 230 respectively disposed on the plurality of branch pipes 110 is provided with the same fluctuation threshold value, thereby ensuring that the gas pressure and flow rate of the gas delivered by the plurality of branch pipes 110 are maintained in the same fluctuation range, and avoiding the mutual influence when the plurality of branch pipes 110 supply gas simultaneously.

It should be noted that, in the present invention, the type of the regulating valve 210 may not be limited, and the regulating valve 210 may be any suitable valve body capable of controlling the opening of the regulating valve 210, such as a pneumatic regulating valve 210 or a solenoid valve. In an embodiment of the present invention, the regulating valve 210 is a pneumatic regulating valve 210, and the pneumatic regulating valve 210 includes a valve, a positioner, and an actuator. The valve is disposed in the branch pipe 110 and can be controlled to open or close, and when the valve is opened, the opening ratio is changed to control the flow rate of the gas in the branch pipe 110 through the valve. The actuator is arranged on the valve and can drive the valve to be opened or closed and change the opening ratio of the valve when the valve is opened. The positioner is electrically connected to the actuator and the regulator 230, and the positioner receives a control signal from the regulator 230, and controls the actuator to balance a current signal fed back by the valve through a circuit, thereby regulating the opening ratio of the valve.

Referring to fig. 1, in an embodiment of the present invention, the conveying adjusting system of the gas pipeline further includes a controller 300, the controller 300 is electrically connected to the regulators 230 disposed on the branch pipes 110, and the controller 300 is provided with a human-machine interaction interface.

In addition, the quantity of pressure regulating device 200 is not restricted among the conveying governing system of gas piping, the quantity gas piping of pressure regulating device 200 is responsible for 100 and goes up the quantity of the branch pipe equal can, wherein, in the utility model discloses an embodiment, the branch pipe 110 quantity of being responsible for 100 is 4 to 10, the quantity of pressure regulating device 200 is 4 to 10, and adjusting device 200 is equal and the one-to-one with branch pipe 110 quantity.

The utility model discloses gas pipeline carries governing system is through setting up the regulator on each minute pipe that is responsible for at the gas pipeline to utilize pressure regulator automatically regulated each minute intraductal conveyor gas's pressure and flow, make each minute pipe intraductal atmospheric pressure and flow value when carrying coal gas keep steady, thereby can not influence each other when guaranteeing a plurality of minute pipe air supplies simultaneously, realize gas pipeline to a plurality of users' stable air feed. Therefore, the utility model discloses thereby some practical problems among the prior art have effectively been overcome and very high value of utilization and use meaning have.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Any person skilled in the art can modify or change the above embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a gas pipeline carries governing system which characterized in that, gas pipeline carries governing system respectively is provided with a pressure regulating device on many branch pipes of gas pipeline, the pressure regulating device includes:

the regulating valve is arranged on the branch pipe;

the sensor is arranged on the branch pipe and is positioned on one side, facing the gas using point, of the regulating valve;

and a regulator electrically connected to the regulating valve and the sensor, respectively.

2. The system of claim 1, wherein the sensors include a pressure sensor and a flow sensor, the pressure sensor and the flow sensor being electrically connected to the regulator, respectively.

3. The gas pipeline transportation regulating system according to claim 1, wherein the regulating valve is a pneumatic regulating valve.

4. The gas pipeline transport conditioning system according to claim 1, wherein the conditioning valve is a solenoid valve.

5. The gas pipeline transportation regulating system according to claim 3, wherein the pneumatic regulating valve comprises a valve, a positioner and an actuator, the actuator drives the valve to open or close, the actuator is electrically connected with the positioner, and the positioner is electrically connected with the regulator.

6. The gas pipeline transport conditioning system of claim 1, wherein the regulator is a PID regulator.

7. The system according to claim 6, wherein the fluctuation thresholds set in the PID regulators respectively provided on the plurality of branch pipes are the same.

8. The system of claim 1, further comprising a controller electrically connected to the plurality of branch pipes.

9. The system as claimed in claim 8, wherein the controller is provided with a human-machine interface.

10. The gas pipeline transportation regulating system according to claim 1, wherein the number of branch pipes arranged on the main pipe of the gas pipeline is four to ten, the number of the pressure regulating devices is four to ten, and the pressure regulating devices are equal to and correspond to the branch pipes in number one to one.