CN205655323U - Control system based on but CANopen network automatic adjustment combustion parameter - Google Patents
Control system based on but CANopen network automatic adjustment combustion parameter Download PDFInfo
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- CN205655323U CN205655323U CN201620288061.7U CN201620288061U CN205655323U CN 205655323 U CN205655323 U CN 205655323U CN 201620288061 U CN201620288061 U CN 201620288061U CN 205655323 U CN205655323 U CN 205655323U
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Abstract
The utility model discloses a control system based on but CANopen network automatic adjustment combustion parameter, the system is mainly including burning control module, flue gas analysis module, gas analysis module, flow measurement module. The system mainly acquires the data that different modules were gathered through the CANopen network in real time to with the data of all collections calculate in burning control module, analysis and processing, reach with the air -fuel ratio among the control combustion processes and be high combustion efficiency. The possible automatic search of joint remote -action system through each module combustion parameter on each different continuous output point under the gas composition of difference and under the different hot output. The artificial participation that can significantly reduce realizes the automatic proportion expression burning of combustor.
Description
Technical field
This utility model relates to the control method technical field of combustion apparatus, particularly relates to a kind of control system that can automatically adjust combustion parameter based on CANopen network.
Background technology
Existing fuel gas combustion system cannot adjust combustion parameter automatically according to actual combustion case, easily causes fuel gas buring insufficient, thus causes the waste of the energy and the pollution of environment.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of control system that can automatically adjust combustion parameter based on CANopen network, and described control system can adjust the combustion parameter of fuel gas combustion system automatically, make combustion gas fully burn, energy-conserving and environment-protective.
For solving above-mentioned technical problem, technical solution adopted in the utility model is: a kind of control system that can automatically adjust combustion parameter based on CANopen network, it is characterized in that: include flow detection module, flue gas analysis module, fuel gas analysis module and combustion control module, described flow detection module, flue gas analysis module, interconnected by CANopen network between fuel gas analysis module and combustion control module；Described flow detection module is for detection air inflow and the flow value of intake in real time, and by CANopen network, the flow value of collection is sent to combustion control module；Described flue gas analysis module measures the carbon monoxide in flue gas and the content of oxygen in real time, and transfers data to combustion control module in real time by CANopen network；Fuel gas analysis module is used for measuring current gas calorific value and composition, and by CANopen network, the data of collection are sent to combustion control module；Described combustion control module is for according to measuring detection module, flue gas analysis module and the Data Control of fuel gas analysis module collection and adjusting combustion parameter.
Further technical scheme is: described flow detection module includes first microprocessor, the first serial communication circuit, effusion meter, the first power supply and crystal oscillating circuit, a CANopen telecommunication circuit and 5V power output circuit, described effusion meter is bi-directionally connected with described first microprocessor by described serial communication circuit, described power supply is connected with power input and the clock signal input terminal of described microprocessor with crystal oscillating circuit, for providing working power and clock signal for described microprocessor；Described CANopen telecommunication circuit is bi-directionally connected with described microprocessor, for being connected with CANopen network；Described 5V power output circuit is connected with the power input of described microprocessor, for providing working power for effusion meter.
Further technical scheme is: described flow is calculated as eddy-current flowmeter.
Further technical scheme is: described flue gas analysis module includes that the second microprocessor, temperature collection circuit, carbon monoxide transducer signal processing circuit, carbon monoxide transducer, oxygen sensor, oxygen sensor signal process circuit, second source and crystal oscillating circuit and the 2nd CANopen telecommunication circuit, described carbon monoxide transducer is connected with the signal input part of described microprocessor by described carbon monoxide transducer signal processing circuit, for gathering the content of carbon monoxide in flue gas；Described oxygen sensor processes circuit by oxygen sensor signal and is connected with the signal input part of described microprocessor, for gathering the content of oxygen in flue gas；Described temperature collection circuit is connected with the signal input part of described microprocessor, for gathering the temperature information of flue gas；Described power supply is connected with power input and the clock signal input terminal of described microprocessor with crystal oscillating circuit, for providing working power and clock signal for described microprocessor；Described CANopen telecommunication circuit is bi-directionally connected with described microprocessor, for being connected with CANopen network.
Further technical scheme is: described temperature collection circuit is PT100 temperature collection circuit.
Further technical scheme is: described fuel gas analysis module includes the 3rd microprocessor, combustion gas in-line analyzer, the second serial communication circuit, the 3rd power supply and crystal oscillating circuit, the 3rd CANopen telecommunication circuit and 24V power output end circuit, described combustion gas in-line analyzer is bi-directionally connected with described microprocessor by described serial communication circuit, and described combustion gas in-line analyzer is for detecting the composition of combustion gas；Described power supply is connected with power input and the clock signal input terminal of described microprocessor with crystal oscillating circuit, for providing working power and clock signal for described microprocessor；Described CANopen telecommunication circuit is bi-directionally connected with described microprocessor, for being connected with CANopen network；Described 24V power output circuit is connected with the power input of described microprocessor, for providing working power for combustion gas in-line analyzer.
Further technical scheme is: described combustion control module includes the 4th microprocessor, display circuit, key circuit, the 4th power supply and crystal oscillating circuit, CANopen telecommunication circuit, the 3rd serial communication circuit, 4-20mA output circuit and power down memorizer, described 3rd serial communication circuit is bi-directionally connected with described microprocessor, for realizing the purpose communicating to reach to control intake with converter；Described 4-20mA output circuit is connected with the outfan of described microprocessor, realizes the control of air inflow for controlling electrodynamic valve；Described power down memorizer is bi-directionally connected with described microprocessor, the combustion parameter data searched for storage；Described display circuit is connected with the signal output part of described microprocessor, is used for showing various data；Described key circuit is connected with the signal input part of described microprocessor, is used for arranging various parameter and order；Described power supply is connected with power input and the clock signal input terminal of described microprocessor with crystal oscillating circuit, for providing working power and clock signal for described microprocessor；Described CANopen telecommunication circuit is bi-directionally connected with described microprocessor, for being connected with CANopen network.
Further technical scheme is: described microprocessor uses ARM7stm32f series microprocessor.
Further technical scheme is: described serial communication circuit is RS485 serial communication circuit.
Further technical scheme is: described power down memorizer uses AT24C08 type memorizer.
Use and have the beneficial effects that produced by technique scheme: system obtains, by CANopen network, the data that disparate modules collects in real time, and carry out calculating, analyze and processing in combustion control module by the data of all collections, to control the efficiency of combustion that the air-fuel ratio in combustion process reaches the highest.Can accomplish automatically to search for the combustion parameter on each different output points continuously under different gas components and under different thermal outputs by the teamwork system of modules.Artificial participation can be greatly reduced, it is achieved burner automatization, proportion expression burning, make combustion gas fully burn, energy-conserving and environment-protective.
Accompanying drawing explanation
With detailed description of the invention, this utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is CANopen network structure in this utility model；
Fig. 2 is the theory diagram of flow detection module in this utility model.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present utility model rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.
Elaborate a lot of detail in the following description so that fully understanding this utility model, but this utility model can also use other to be different from alternate manner described here to be implemented, those skilled in the art can do similar popularization in the case of this utility model intension, and therefore this utility model is not limited by following public specific embodiment.
As it is shown in figure 1, system uses the Producer/Consumer model in CANopen communications protocol, a Producer send data and may give more than one consumer to message person, the data of same Producer.In system, all of combustion control module, flow detection module, coal gas detection module, flue gas inspection module are all common slave stations, self is gathered the data returned and is sent on network i.e. Producer by flow detection module, coal gas detection module, flue gas inspection module, the data other modules on network put forward by combustion control module carry out dissection process i.e. consumer, main website is responsible for the equipment on network used, has the functions such as detection, parameter configuration that go offline.System uses CANopen communication network to carry out data transmission, have real-time, transmission range farther out, anti-electromagnetic interference capability is strong, low cost and other advantages, and there is the highest autgmentability, can more be dissolved in the CANopen network of other device systems the expanded application reaching more quickly words.
The utility model discloses a kind of control system that can automatically adjust combustion parameter based on CANopen network, including flow detection module, flue gas analysis module, fuel gas analysis module and combustion control module, described flow detection module, flue gas analysis module, interconnected by CANopen network between fuel gas analysis module and combustion control module；Described flow detection module is for detection air inflow and the flow value of intake in real time, and by CANopen network, the flow value of collection is sent to combustion control module；Described flue gas analysis module measures the carbon monoxide in flue gas and the content of oxygen in real time, and transfers data to combustion control module in real time by CANopen network；Fuel gas analysis module is used for measuring current gas calorific value and composition, and by CANopen network, the data of collection are sent to combustion control module；Described combustion control module is for according to measuring detection module, flue gas analysis module and the Data Control of fuel gas analysis module collection and adjusting combustion parameter.
As shown in Figure 2, described flow detection module includes first microprocessor, the first serial communication circuit, effusion meter, the first power supply and crystal oscillating circuit, a CANopen telecommunication circuit and 5V power output circuit, preferably, described flow is calculated as eddy-current flowmeter, certainly can also be applicable to the effusion meter of the application for other any one of the prior art.Described effusion meter is bi-directionally connected with described first microprocessor by described serial communication circuit, described power supply is connected with power input and the clock signal input terminal of described microprocessor with crystal oscillating circuit, for providing working power and clock signal for described microprocessor；Described CANopen telecommunication circuit is bi-directionally connected with described microprocessor, for being connected with CANopen network；Described 5V power output circuit is connected with the power input of described microprocessor, for providing working power for effusion meter.
With stm32f103 as CPU in module hardware design, RS485 telecommunication circuit is mainly responsible for eddy-current flowmeter and is carried out data communication, to obtain the most real-time data on flows, 5V power output circuit is primarily used to provide working power to eddy-current flowmeter, and CANopen telecommunication circuit is primarily used in real time and burning communication module communicates.
Described flue gas analysis module includes that the second microprocessor, temperature collection circuit, carbon monoxide transducer signal processing circuit, carbon monoxide transducer, oxygen sensor, oxygen sensor signal process circuit, second source and crystal oscillating circuit and the 2nd CANopen telecommunication circuit, preferably, described temperature collection circuit is PT100 temperature collection circuit, certainly can also be applicable to the temperature collection circuit of the application for any one of other prior art.
Described carbon monoxide transducer is connected with the signal input part of described microprocessor by described carbon monoxide transducer signal processing circuit, for gathering the content of carbon monoxide in flue gas；Described oxygen sensor processes circuit by oxygen sensor signal and is connected with the signal input part of described microprocessor, for gathering the content of oxygen in flue gas；Described temperature collection circuit is connected with the signal input part of described microprocessor, for gathering the temperature information of flue gas；Described power supply is connected with power input and the clock signal input terminal of described microprocessor with crystal oscillating circuit, for providing working power and clock signal for described microprocessor；Described CANopen telecommunication circuit is bi-directionally connected with described microprocessor, for being connected with CANopen network.
With stm32f103 as CPU in module hardware design, carbon monoxide transducer processes circuit and oxygen sensor process circuit is mainly used to that the data that even a sensor acquisition can be brought are carried out process and is sent to CPU, if the data that PT100 temperature sensor collection is returned by PT100 process main circuit process, CANopen telecommunication circuit is primarily used in real time and burning communication module communicates.
Described fuel gas analysis module includes the 3rd microprocessor, combustion gas in-line analyzer, the second serial communication circuit, the 3rd power supply and crystal oscillating circuit, the 3rd CANopen telecommunication circuit and 24V power output end circuit, described combustion gas in-line analyzer is bi-directionally connected with described microprocessor by described serial communication circuit, and described combustion gas in-line analyzer is for detecting the composition of combustion gas；Described power supply is connected with power input and the clock signal input terminal of described microprocessor with crystal oscillating circuit, for providing working power and clock signal for described microprocessor；Described CANopen telecommunication circuit is bi-directionally connected with described microprocessor, for being connected with CANopen network；Described 24V power output circuit is connected with the power input of described microprocessor, for providing working power for combustion gas in-line analyzer.
With stm32f103 as CPU in module hardware design, RS485 telecommunication circuit is mainly responsible for and combustion gas in-line analyzer communicates, to obtain the main component and calorific value currently lighted, 24V power output circuit is primarily used to a combustion gas in-line analyzer and provides working power, and CANopen telecommunication circuit is primarily used in real time and burning communication module communicates.
Described combustion control module includes the 4th microprocessor, display circuit, key circuit, the 4th power supply and crystal oscillating circuit, CANopen telecommunication circuit, the 3rd serial communication circuit, 4-20mA output circuit and power down memorizer, described 3rd serial communication circuit is bi-directionally connected with described microprocessor, for realizing the purpose communicating to reach to control intake with converter；Described 4-20mA output circuit is connected with the outfan of described microprocessor, realizes the control of air inflow for controlling electrodynamic valve；Described power down memorizer is bi-directionally connected with described microprocessor, the combustion parameter data searched for storage；Described display circuit is connected with the signal output part of described microprocessor, is used for showing various data；Described key circuit is connected with the signal input part of described microprocessor, is used for arranging various parameter and order；Described power supply is connected with power input and the clock signal input terminal of described microprocessor with crystal oscillating circuit, for providing working power and clock signal for described microprocessor；Described CANopen telecommunication circuit is bi-directionally connected with described microprocessor, for being connected with CANopen network.
With stm32f103 as CPU in module hardware design, RS485 telecommunication circuit mainly realizes the purpose communicating to reach to control intake with converter, 4-20mA output circuit major control electrodynamic valve has realized the control of air inflow, power down memorizer is mainly used to store the combustion parameter data searched, CANopen telecommunication circuit obtains the data of disparate modules feedback the most in real time, and LCD display circuit and key circuit are primarily used to preferably carry out man-machine interaction.
System mainly obtains the data that disparate modules collects in real time by CANopen network, and carries out calculating, analyze and processing in combustion control module by the data of all collections, reaches to do high efficiency of combustion controlling the air-fuel ratio in combustion process.Can accomplish automatically to search for the combustion parameter on each different output points continuously under different gas components and under different thermal outputs by the teamwork system of modules.Artificial participation can be greatly reduced, it is achieved the proportion expression burning of burner automatization, make combustion gas fully burn, energy-conserving and environment-protective.
The major function of combustion control module: control the normal combustion of burner, the seriality of heat energy output is mainly realized by control air inflow and intake, system is automatically searched for the combustion parameter of the different thermal power output point of regulation and can be realized more intelligent, and can carry out storing by the combustion parameter searched follow-up to carry out normal combustion.System mainly obtains carbon monoxide and the content of oxygen in the intake of boiler, air inflow, gas component, flue gas in real time by CANopen network.The control of intake is mainly controlled by the frequency of RS485 Control on Communication converter, and mainly control electrodynamic valve by 4-20mA electric current realizes different air inflows to air inflow.Module has button and arranges function and LCD display function simultaneously.
Combustion control module main working process: first passed through button before burner is the most properly functioning and select search combustion parameter function automatically, system is by the analysis to combustion gas, determine gas component, composition according to combustion gas calculates automatically under current gas composition, the air-fuel ratio that under different thermal outputs, the data of optimal air inflow and intake are the most optimal, then system start-up igniting, after lighting a fire successfully, system major control starts the data sent back in real time according to the flue gas analysis module air-fuel ratio to calculating from minimum thermal output and carries out micro-positioning regulators, to reach the highest efficiency of combustion, system starts to the highest thermal output to terminate from minimum thermal output, continuous print carries out micro-positioning regulators to the combustion parameter on all of different thermal output points, and the data after all regulations are stored.The operation of best combustion efficiency under boiler can be automatically obtained different thermal output after completing parameter search.10 kinds of different sources of the gas can be automatically adjusted and store by system.Can demonstrate on LCD display current gas source component, current combustion thermal output, air quantity size, the fact that carbon monoxide and oxygen content in flue gas after the size of gas quantity, in the past burning.
Claims (10)
1. the control system that can automatically adjust combustion parameter based on CANopen network, it is characterized in that: include flow detection module, flue gas analysis module, fuel gas analysis module and combustion control module, described flow detection module, flue gas analysis module, interconnected by CANopen network between fuel gas analysis module and combustion control module；Described flow detection module is for detection air inflow and the flow value of intake in real time, and by CANopen network, the flow value of collection is sent to combustion control module；Described flue gas analysis module measures the carbon monoxide in flue gas and the content of oxygen in real time, and transfers data to combustion control module in real time by CANopen network；Fuel gas analysis module is used for measuring current gas calorific value and composition, and by CANopen network, the data of collection are sent to combustion control module；Described combustion control module is for according to measuring detection module, flue gas analysis module and the Data Control of fuel gas analysis module collection and adjusting combustion parameter.
2. the control system that can automatically adjust combustion parameter based on CANopen network as claimed in claim 1, it is characterized in that: described flow detection module includes first microprocessor, first serial communication circuit, effusion meter, first power supply and crystal oscillating circuit, oneth CANopen telecommunication circuit and 5V power output circuit, described effusion meter is bi-directionally connected with described first microprocessor by described serial communication circuit, described power supply is connected with power input and the clock signal input terminal of described microprocessor with crystal oscillating circuit, for providing working power and clock signal for described microprocessor；Described CANopen telecommunication circuit is bi-directionally connected with described microprocessor, for being connected with CANopen network；Described 5V power output circuit is connected with the power input of described microprocessor, for providing working power for effusion meter.
3. the control system that can automatically adjust combustion parameter based on CANopen network as claimed in claim 2, it is characterised in that: described flow is calculated as eddy-current flowmeter.
4. the control system that can automatically adjust combustion parameter based on CANopen network as claimed in claim 1, it is characterized in that: described flue gas analysis module includes the second microprocessor, temperature collection circuit, carbon monoxide transducer signal processing circuit, carbon monoxide transducer, oxygen sensor, oxygen sensor signal processes circuit, second source and crystal oscillating circuit and the 2nd CANopen telecommunication circuit, described carbon monoxide transducer is connected with the signal input part of described microprocessor by described carbon monoxide transducer signal processing circuit, for gathering the content of carbon monoxide in flue gas；Described oxygen sensor processes circuit by oxygen sensor signal and is connected with the signal input part of described microprocessor, for gathering the content of oxygen in flue gas；Described temperature collection circuit is connected with the signal input part of described microprocessor, for gathering the temperature information of flue gas；Described power supply is connected with power input and the clock signal input terminal of described microprocessor with crystal oscillating circuit, for providing working power and clock signal for described microprocessor；Described CANopen telecommunication circuit is bi-directionally connected with described microprocessor, for being connected with CANopen network.
5. the control system that can automatically adjust combustion parameter based on CANopen network as claimed in claim 4, it is characterised in that: described temperature collection circuit is PT100 temperature collection circuit.
6. the control system that can automatically adjust combustion parameter based on CANopen network as claimed in claim 1, it is characterized in that: described fuel gas analysis module includes the 3rd microprocessor, combustion gas in-line analyzer, the second serial communication circuit, the 3rd power supply and crystal oscillating circuit, the 3rd CANopen telecommunication circuit and 24V power output end circuit, described combustion gas in-line analyzer is bi-directionally connected with described microprocessor by described serial communication circuit, and described combustion gas in-line analyzer is for detecting the composition of combustion gas；Described power supply is connected with power input and the clock signal input terminal of described microprocessor with crystal oscillating circuit, for providing working power and clock signal for described microprocessor；Described CANopen telecommunication circuit is bi-directionally connected with described microprocessor, for being connected with CANopen network；Described 24V power output circuit is connected with the power input of described microprocessor, for providing working power for combustion gas in-line analyzer.
7. the control system that can automatically adjust combustion parameter based on CANopen network as claimed in claim 1, it is characterized in that: described combustion control module includes the 4th microprocessor, display circuit, key circuit, the 4th power supply and crystal oscillating circuit, CANopen telecommunication circuit, the 3rd serial communication circuit, 4-20mA output circuit and power down memorizer, described 3rd serial communication circuit is bi-directionally connected with described microprocessor, for realizing the purpose communicating to reach to control intake with converter；Described 4-20mA output circuit is connected with the outfan of described microprocessor, realizes the control of air inflow for controlling electrodynamic valve；Described power down memorizer is bi-directionally connected with described microprocessor, the combustion parameter data searched for storage；Described display circuit is connected with the signal output part of described microprocessor, is used for showing various data；Described key circuit is connected with the signal input part of described microprocessor, is used for arranging various parameter and order；Described power supply is connected with power input and the clock signal input terminal of described microprocessor with crystal oscillating circuit, for providing working power and clock signal for described microprocessor；Described CANopen telecommunication circuit is bi-directionally connected with described microprocessor, for being connected with CANopen network.
8. the control system that can automatically adjust combustion parameter based on CANopen network as described in any one in claim 2-7, it is characterised in that: described microprocessor uses ARM7stm32f series microprocessor.
9. the control system that can automatically adjust combustion parameter based on CANopen network as described in claim 2 or 6, it is characterised in that: described serial communication circuit is RS485 serial communication circuit.
10. the control system that can automatically adjust combustion parameter based on CANopen network as claimed in claim 7, it is characterised in that: described power down memorizer uses AT24C08 type memorizer.
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| CN201620288061.7U CN205655323U (en) | 2016-04-08 | 2016-04-08 | Control system based on but CANopen network automatic adjustment combustion parameter |
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| CN201620288061.7U CN205655323U (en) | 2016-04-08 | 2016-04-08 | Control system based on but CANopen network automatic adjustment combustion parameter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113550831A (en) * | 2021-07-27 | 2021-10-26 | 达魔重卡电动汽车制造(杭州)有限公司 | Active steam turbine combustion parameter control system and method for unmanned vehicle |
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2016
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113550831A (en) * | 2021-07-27 | 2021-10-26 | 达魔重卡电动汽车制造(杭州)有限公司 | Active steam turbine combustion parameter control system and method for unmanned vehicle |
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Effective date of registration: 20171025 Address after: 201500 Shanghai city Jinshan District Lu Zhen Gan Xiang Jin Zhang Road No. 2548 building 4 room 4019 Patentee after: Shanghai great thermal Technology Co., Ltd. Address before: 734300, the south side of No. 16 Road Health Bureau building, Zhangye County, Gansu Patentee before: Gaotai County poly Qing new energy equipment Co. Ltd. |
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