CN208670605U - A kind of atmosphere control system of heat absorption type gas generator - Google Patents
A kind of atmosphere control system of heat absorption type gas generator Download PDFInfo
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- CN208670605U CN208670605U CN201821193316.7U CN201821193316U CN208670605U CN 208670605 U CN208670605 U CN 208670605U CN 201821193316 U CN201821193316 U CN 201821193316U CN 208670605 U CN208670605 U CN 208670605U
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Abstract
The utility model discloses a kind of atmosphere control systems of heat absorption type gas generator, including air inlet unit, air flow meter, natural gas air admission unit, quality of natural gas flowmeter, control system, air output unit and natural gas output unit, the control system includes pressure sensor and PLC controller, the pressure sensor is used to incude the pressure of the mixed gas of air and natural gas, and the PLC controller controls the pressure of the mixed gas of air and natural gas and the mass flow ratio of air and natural gas.A kind of atmosphere control system of heat absorption type gas generator of the utility model can be realized air and natural gas constant pressure, fixed ratio output, and structure is simple, easy to operate；It manually controls air flow unit and manually controls the setting of gas discharge unit, can guarantee also guarantee air and natural gas constant pressure, fixed ratio output when PLC controller breaks down, provide double insurance for control system.
Description
Technical field:
The utility model belongs to heat absorption type gas generator control field, in particular to a kind of heat absorption type gas generator
Atmosphere control system.
Background technique:
Heat absorption type gas generator is commonly called as RX gas generator, is by the way that unstripped gas (is generallyd use natural gas or third
Alkane gas) and air proportion mixing, it is passed through the reaction kettle equipped with catalyst at high operating temperatures, the chemical reaction oriented,
Cracking generates the device of RX gas.RX gas can be used for carburizing, nitriding, carbo-nitriding, nodularization degeneration, bright quenching, soldering, powder
Last metallurgy etc. technical process.
Heat absorption type gas generator needs the flow-rate ratio of pressure and mixed gas to mixed gas during the work time
Example carries out real-time control.
The information disclosed in the background technology section is intended only to increase the understanding to the general background of the utility model, and
It is not construed as recognizing or implying in any form that information composition is already known to those of ordinary skill in the art existing
Technology.
Utility model content:
The purpose of this utility model is to provide a kind of atmosphere control systems of heat absorption type gas generator, thus on overcoming
State defect in the prior art.
To achieve the above object, the technical solution adopted in the utility model is as follows:
A kind of atmosphere control system of heat absorption type gas generator, including air inlet unit, air flow meter, day
Right gas air admission unit, quality of natural gas flowmeter, control system, air output unit and natural gas output unit, the control
System includes pressure sensor and PLC controller, and the pressure sensor is used to incude the mixed gas of air and natural gas
The pressure of the mixed gas of pressure, the PLC controller control air and natural gas and the mass flow of air and natural gas
Ratio.
The atmosphere control system further includes manually controlling air flow unit and manually controlling gas discharge unit.
A kind of atmosphere control system of heat absorption type gas generator, control process are as follows:
S1: air flows to air flow meter by air sample injection unit, and air flow meter records air quality
Flow simultaneously transfers data to PLC controller；
S2: natural gas flows to quality of natural gas flowmeter, quality of natural gas cmf record by natural gas sample injection unit
Quality of natural gas flow simultaneously transfers data to PLC controller；
S3: the pressure of pressure sensor the induction air and natural oxygen mixture of control system part, and by the mixing
The pressure data of gas is sent to PLC controller；
The data of air quality flow and the data of quality of natural gas flow are carried out scale operation simultaneously by S4:PLC controller
The operation result is compared with preset air and quality of natural gas flow proportional numerical value, if the operation result and pre-
The numerical value first set is inconsistent, then PLC controller adjustment air quality flow and quality of natural gas flow, repeat the process of S4；
The pressure data for the mixed gas that S5:PLC controller senses pressure sensor and preset air and
The pressure value of natural oxygen mixture is compared, if the pressure data of the mixed gas and preset pressure value are different
It causes, then PLC controller adjustment air quality flow and quality of natural gas flow, repeat the process of S5；
S6: when the operation result of S4 is consistent with preset numerical value, the pressure data of S5 mixed gas with preset
Pressure value it is consistent when, PLC controller control air and natural gas output；
When PLC controller breaks down, unlatching manually controls air flow unit and manually controls gas discharge list
Member adjusts air quality flow and quality of natural gas flow.
It is using the beneficial effect of the technical solution of the utility model:
A kind of atmosphere control system of heat absorption type gas generator of the use of the new type, PLC controller and pressure sensor,
Air flow meter and quality of natural gas flowmeter collective effect, by PLC controller adjustment air quality flow and naturally
Gas mass flow, to realize air and natural gas constant pressure, fixed ratio output, structure is simple, easy to operate；Manually control air stream
Amount unit and the setting for manually controlling gas discharge unit can guarantee also guarantee when PLC controller breaks down
Air and natural gas constant pressure, fixed ratio output, provide double insurance for control system.
Detailed description of the invention:
Fig. 1 is a kind of frame diagram of the atmosphere control system of heat absorption type gas generator of the utility model；
Fig. 2 is a kind of operation schematic diagram of the atmosphere control system of heat absorption type gas generator of the utility model；
Appended drawing reference: 1- air inlet unit, 2- air flow meter, 3- natural gas air admission unit, the natural makings of 4-
Measure flowmeter, 5- control system, 51- pressure sensor, 52-PLC controller, 6- air output unit, 7- natural gas output list
Member, 8- manually controls air flow unit, 9- manually controls gas discharge unit.
Specific embodiment:
The specific embodiment of this practical utility model is described in detail below, it is to be understood that the utility model
Protection scope is not limited by the specific implementation.
Unless otherwise explicitly stated, otherwise in entire disclosure and claims, term " includes " or its change
Changing such as "comprising" or " including " etc. will be understood to comprise stated element or component, and not exclude other members
Part or other component parts.
As shown in Figure 1, a kind of atmosphere control system of heat absorption type gas generator, including air inlet unit 1, air matter
It is defeated to measure flowmeter 2, natural gas air admission unit 3, quality of natural gas flowmeter 4, control system 5, air output unit 6 and natural gas
Unit 7 out, the control system 5 include pressure sensor 51 and PLC controller 52, and the pressure sensor 51 is for incuding sky
The pressure of the mixed gas of gas and natural gas, the PLC controller 52 control the pressure of the mixed gas of air and natural gas with
And the mass flow ratio of air and natural gas.
The atmosphere control system further includes manually controlling air flow unit 8 and manually controlling gas discharge unit 9.
As shown in Fig. 2, a kind of atmosphere control system of heat absorption type gas generator, control process are as follows:
S1: air flows to air flow meter 2 by air sample injection unit 1, and air flow meter 2 records air matter
Amount flow simultaneously transfers data to PLC controller 52；
S2: natural gas flows to quality of natural gas flowmeter 4 by natural gas sample injection unit 3, and quality of natural gas flowmeter 4 is remembered
Record quality of natural gas flow simultaneously transfers data to PLC controller 52；
S3: the pressure sensor 51 of 5 part of control system incudes the pressure of air and natural oxygen mixture, and this is mixed
The pressure data for closing gas is sent to PLC controller 52；
The data of air quality flow and the data of quality of natural gas flow are carried out scale operation by S4:PLC controller 52
And the operation result is compared with preset air and quality of natural gas flow proportional numerical value, if the operation result with
Preset numerical value is inconsistent, then PLC controller 52 adjusts air quality flow and quality of natural gas flow, repeats the mistake of S4
Journey；
The pressure data for the mixed gas that S5:PLC controller 52 senses pressure sensor 51 and preset sky
The pressure value of gas and natural oxygen mixture is compared, if the pressure data of the mixed gas and preset pressure value are not
Unanimously, then PLC controller 52 adjusts air quality flow and quality of natural gas flow, repeats the process of S5；
S6: when the operation result of S4 is consistent with preset numerical value, the pressure data of S5 mixed gas with preset
Pressure value it is consistent when, PLC controller 52 control air and natural gas output；
In addition, unlatching manually controls air flow unit 8 and manually controls natural when PLC controller 52 breaks down
Throughput unit 9 adjusts air quality flow and quality of natural gas flow.
A kind of atmosphere control system of heat absorption type gas generator of the use of the new type, PLC controller 52 and pressure sensing
4 collective effect of device 51, air flow meter 2 and quality of natural gas flowmeter adjusts air mass flow by PLC controller 51
Amount and quality of natural gas flow, to realize air and natural gas constant pressure, fixed ratio output, structure is simple, easy to operate；Control manually
Air flow unit 8 processed and the setting for manually controlling gas discharge unit 9, can guarantee event occurring in PLC controller 52
Also it can guarantee air and natural gas constant pressure, fixed ratio output when barrier, provide double insurance for control system 5.
The description of the aforementioned specific exemplary embodiment to the utility model is in order to illustrate and illustration purpose.These
Description is not wishing to for the utility model to be limited to disclosed precise forms, and it will be apparent that according to the above instruction, can carry out
It is many to change and change.The purpose of selecting and describing the exemplary embodiment is that explaining the specific principle of the utility model
And its practical application, so that those skilled in the art can be realized and utilize a variety of different examples of the utility model
Property embodiment and various chooses and changes.The scope of the utility model is intended to by claims and its waits similar shapes
Formula is limited.
Claims (2)
1. a kind of atmosphere control system of heat absorption type gas generator, including it is air inlet unit, air flow meter, natural
Gas air admission unit, quality of natural gas flowmeter, control system, air output unit and natural gas output unit, it is characterised in that:
The control system includes pressure sensor and PLC controller, and the pressure sensor is used to incude the mixed of air and natural gas
Close the pressure of gas, the pressure and air of the mixed gas of PLC controller control air and natural gas and natural gas
Mass flow ratio.
2. a kind of atmosphere control system of heat absorption type gas generator according to claim 1, it is characterised in that: the gas
Atmosphere control system further includes manually controlling air flow unit and manually controlling gas discharge unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821193316.7U CN208670605U (en) | 2018-07-26 | 2018-07-26 | A kind of atmosphere control system of heat absorption type gas generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821193316.7U CN208670605U (en) | 2018-07-26 | 2018-07-26 | A kind of atmosphere control system of heat absorption type gas generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208670605U true CN208670605U (en) | 2019-03-29 |
Family
ID=65829739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821193316.7U Active CN208670605U (en) | 2018-07-26 | 2018-07-26 | A kind of atmosphere control system of heat absorption type gas generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208670605U (en) |
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2018
- 2018-07-26 CN CN201821193316.7U patent/CN208670605U/en active Active
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