CN106322348A - Steam-injection boiler running test system and method - Google Patents
Steam-injection boiler running test system and method Download PDFInfo
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- CN106322348A CN106322348A CN201610828983.7A CN201610828983A CN106322348A CN 106322348 A CN106322348 A CN 106322348A CN 201610828983 A CN201610828983 A CN 201610828983A CN 106322348 A CN106322348 A CN 106322348A
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- injection boiler
- temperature
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- flue
- boiler
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/38—Determining or indicating operating conditions in steam boilers, e.g. monitoring direction or rate of water flow through water tubes
Abstract
The invention provides a steam-injection boiler running test system and method. The system comprises a parameter collector and a running set calculator; the parameter collector comprises a fuel gas mass flow meter used for collecting the fuel gas mass flow of a steam-injection boiler, a fuel gas component meter used for collecting the volume percent fraction of all components in fuel gas of the steam-injection boiler, a water supply flow meter used for collecting the water supply flow of the steam-injection boiler, a steam pressure meter used for collecting the steam pressure of the steam-injection boiler, a water supply temperature meter used for collecting the water supply temperature of the steam-injection boiler and a steam quality meter used for collecting the steam quality of the steam-injection boiler; and the running set calculator is used for determining fuel gas chemical energy, the work thermal load, the heat efficiency and the load rate of the steam-injection boiler according to all parameters collected by the parameter collector. By means of the steam-injection boiler running test system and method, the basis can be provided for improving the running efficiency of the steam-injection boiler and achieving economic operation.
Description
Technical field
The present invention relates to boiler efficiency detection technique field, particularly to a kind of injection boiler testing results system and side
Method.
Background technology
Oil is important energy resources, and it is divided into thin oil and viscous crude two class, is available for the oil storage of exploitation the most in the world
In amount, viscous crude proportion is up to about 70%, so the exploitation status of viscous crude is paid attention to by the world increasingly.At present, the thickest
The major way of oil exploitation is heavy crude heat extraction, and heavy crude heat extraction is current heavy crude producing most efficient method the most in the world.Improve steam injection
The usefulness of boiler, can effectively facilitate the recovery ratio of heavy crude heat extraction, increase economic efficiency.
Injection boiler is the type in boiler, and the fuel chemical energy of supply is converted in injection boiler flue gas heat
Can, then by smoke heat energy, water is heated, make water become the two phase flow moist steam of High Temperature High Pressure.The effect of injection boiler to be improved
Can, not only need the thermal efficiency managing to improve injection boiler, it is often more important that study its operation characteristic, and obtain and grasp note
The economical operation rule of boiler furnace.Prior art does not also have a kind of system that the moving law of injection boiler is studied and
Method.
Summary of the invention
Embodiments providing a kind of injection boiler testing results system, this system can be to the operation of injection boiler
Rule is studied.This system includes: device calculated by parameter acquisition unit and operation collection.Described parameter acquisition unit includes: combustion gas quality stream
Scale, for gathering the combustion gas quality flow of injection boiler；Gas Components table, each component in the combustion gas gathering injection boiler
Volumn concentration；Feed meter, for gathering the feedwater flow of injection boiler；Steam gage, is used for gathering steam injection
The steam pressure of boiler；Feed temperature table, for gathering the feed temperature of injection boiler；Steam quality table, is used for gathering steam injection
The steam quality of boiler.Described operation collects calculation device body of each component in the combustion gas quality flow according to injection boiler and combustion gas
Long-pending percentage composition determines the combustion gas chemical energy of injection boiler；Feedwater flow according to injection boiler, steam pressure, steam quality and
Feed temperature determines the working heat load of injection boiler；Combustion gas chemical energy and working heat load according to injection boiler determine steam injection
The thermal efficiency of boiler；Working heat load according to injection boiler determines the rate of load condensate of injection boiler.
In one embodiment, described parameter acquisition unit also includes: flue gas composition table, in the flue gas gathering injection boiler
The volumn concentration of each component；Flue gas mass flow meter, for gathering the flue gas mass flow of injection boiler.Described operation collects
Calculation device is additionally operable to the volumn concentration of CO in the flue gas of the flue gas mass flow according to injection boiler and injection boiler and determines note
The heat loss due to incomplete combustion of boiler furnace；According to O in the flue gas of injection boiler2Volumn concentration determine the mistake of injection boiler
Amount air coefficient.
In one embodiment, described parameter acquisition unit also includes: to air temperature table, for gather injection boiler to pathogenic wind-warm
Degree；Flue-gas temperature table, for gathering the flue-gas temperature of injection boiler.Described run collection calculate device be additionally operable to according to injection boiler to
In air temperature, flue-gas temperature, flue gas mass flow and flue gas, the volumn concentration of each component determines the smoke evacuation heat of injection boiler
Loss.
In one embodiment, the described collection calculation device that runs is additionally operable to following one or more: determine the thermal efficiency of injection boiler
And rate of load condensate, excess air coefficient, flue-gas temperature, to the function correlation between air temperature, feed temperature；Determine injection boiler
Heat loss due to incomplete combustion and rate of load condensate, excess air coefficient, flue-gas temperature, to the function between air temperature, feed temperature
Correlation；Determine the heat loss due to exhaust gas of injection boiler and rate of load condensate, excess air coefficient, flue-gas temperature, to air temperature, to water temperature
Function correlation between degree.
In one embodiment, described parameter acquisition unit also includes: furnace body outer wall thermometer, for gathering the stove of injection boiler
The Temperature Distribution of body heat-insulation layer outside wall surface；Described operation collection calculation device is additionally operable to the insulating layer of furnace body outside wall surface according to injection boiler
Temperature Distribution determines the heat radiation heat loss of injection boiler.
In one embodiment, the described collection calculation device that runs is additionally operable to: determine heat radiation heat loss and rate of load condensate, the mistake of injection boiler
Amount air coefficient, flue-gas temperature, to the function correlation between air temperature, feed temperature.
In one embodiment, the combustion gas that described combustion gas quality flow meter and described Gas Components table are arranged on injection boiler is defeated
Enter on pipe；Described feed meter and described feed temperature table are arranged on the feed pipe of injection boiler；Described steam gage
It is arranged on the steam output pipe of injection boiler with described steam quality table；Described flue-gas temperature table, described flue gas composition table and
Described flue gas mass flow meter is arranged on the exhaust opening of injection boiler；Described to air temperature table be arranged on injection boiler to wind
On road；Described furnace body outer wall thermometer is arranged in the insulating layer of furnace body outside wall surface of injection boiler；Device installation calculated by the described collection that runs
In the instrument box of injection boiler.
Native system is to the volumn concentration of each component, feedwater flow, steaming in the combustion gas quality flow of injection boiler, combustion gas
Steam pressure, feed temperature, steam quality are acquired, and then determine the combustion gas chemical energy of injection boiler, working heat load, thermal effect
Rate, rate of load condensate, the association can being easy to know when injection boiler works between each operational factor and test parameter and Changing Pattern, for
Improve injection boiler Operating ettectiveness, it is achieved economical operation provides foundation.
The embodiment of the present invention additionally provides a kind of injection boiler testing results method, and the method can be to the fortune of injection boiler
Professional etiquette rule is studied.The method includes: gathers the volume basis of each component in the combustion gas quality flow of injection boiler, combustion gas and contains
Amount, feedwater flow, steam pressure, feed temperature and steam quality；In combustion gas quality flow according to injection boiler and combustion gas each
The volumn concentration of component determines the combustion gas chemical energy of injection boiler；Feedwater flow according to injection boiler, steam pressure, steaming
Vapour mass dryness fraction and feed temperature determine the working heat load of injection boiler；Combustion gas chemical energy according to injection boiler and working heat load
Determine the thermal efficiency of injection boiler；Working heat load according to injection boiler determines the rate of load condensate of injection boiler.
In one embodiment, described injection boiler testing results method also includes: gather in the flue gas of injection boiler each
The volumn concentration of component and flue gas mass flow；The volume hundred of CO in flue gas mass flow according to injection boiler and flue gas
Content is divided to determine the heat loss due to incomplete combustion of injection boiler；According to O in the flue gas of injection boiler2Volumn concentration determine
The excess air coefficient of injection boiler.
In one embodiment, described injection boiler testing results method also includes: gather injection boiler to air temperature
And flue-gas temperature；According to injection boiler to the volume hundred of each component in air temperature, flue-gas temperature, flue gas mass flow and flue gas
Content is divided to determine the heat loss due to exhaust gas of injection boiler.
In one embodiment, described injection boiler testing results method also includes following one or more: determine steam injection
The thermal efficiency of boiler and rate of load condensate, excess air coefficient, flue-gas temperature, to the function correlation between air temperature, feed temperature；
Determine the heat loss due to incomplete combustion of injection boiler and rate of load condensate, excess air coefficient, flue-gas temperature, to air temperature, to water temperature
Function correlation between degree；Determine the heat loss due to exhaust gas of injection boiler and rate of load condensate, excess air coefficient, flue-gas temperature, to
Function correlation between air temperature, feed temperature.
In one embodiment, described injection boiler testing results method also includes: gather the furnace insulation of injection boiler
The Temperature Distribution of layer outside wall surface；The Temperature Distribution of the insulating layer of furnace body outside wall surface according to injection boiler determines the heat radiation of injection boiler
Heat loss.
In one embodiment, described injection boiler testing results method also comprises determining that the heat radiation heat waste of injection boiler
Lose and rate of load condensate, excess air coefficient, flue-gas temperature, to the function correlation between air temperature, feed temperature.
This method is to the volumn concentration of each component, feedwater flow, steaming in the combustion gas quality flow of injection boiler, combustion gas
Steam pressure, feed temperature, steam quality are acquired, and then determine the combustion gas chemical energy of injection boiler, working heat load, thermal effect
Rate, rate of load condensate, the association can being easy to know when injection boiler works between each operational factor and test parameter and Changing Pattern, for
Improve injection boiler Operating ettectiveness, it is achieved economical operation provides foundation.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, not
Constitute limitation of the invention.In the accompanying drawings:
Fig. 1 is the structured flowchart of a kind of injection boiler testing results system that the embodiment of the present invention provides；
Fig. 2 is the structural representation of a kind of injection boiler testing results system that the embodiment of the present invention provides；
Fig. 3 is to run collection in a kind of injection boiler testing results system that the embodiment of the present invention provides to calculate the structural representation of device
Figure；
Fig. 4 is the flow chart of a kind of injection boiler testing results method that the embodiment of the present invention provides；
Fig. 5 is a kind of injection boiler testing results method testing parameter operational flowchart that the embodiment of the present invention provides.
In figure: 1, parameter acquisition unit；2, run collection and calculate device；3, flue-gas temperature table；4, flue gas composition table；5, flue gas mass stream
Scale；6, steam gage；7, steam quality table；8, steam output pipe；9, to air temperature table；10, to air channel；11, to current
Scale；12, feed temperature table；13, feed pipe；14, gas inlet pipe；15, combustion gas quality flow meter；16, Gas Components table；
17, furnace body outer wall thermometer；18, exhaust opening；19, instrument box；20, communication cable；21, cable receiver；22, wireless receiving
Device；23, a/d converter；24, processor；25, memorizer.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with embodiment and accompanying drawing, right
The present invention is described in further details.Here, the exemplary embodiment of the present invention and explanation thereof are used for explaining the present invention, but also
Not as a limitation of the invention.
Inventor finds, will realize the research of the economical operation rule to injection boiler, not only need existing steam injection
The various field instruments of boiler carry out real-time data acquisition and processing (DAP), in addition it is also necessary to other in-line meter needed for supplement, and,
Also to sum up the moving law determining injection boiler, this is a complicated computer data acquisition and treatment system.Thus
In the embodiment of the present invention, it is provided that a kind of injection boiler testing results system, as it is shown in figure 1, this system includes: parameter acquisition unit
1, for gathering the operational factor of injection boiler；Run collection and calculate device 2, the fortune of the injection boiler for gathering according to parameter acquisition unit
Line parameter determines the test parameter of injection boiler；Described parameter acquisition unit 1 includes: combustion gas quality flow meter 15, is used for gathering note
The combustion gas quality flow of boiler furnace；Gas Components table 16, in the combustion gas gathering injection boiler, the volume basis of each component contains
Amount；Feed meter 11, for gathering the feedwater flow of injection boiler；Steam gage 6, for gathering the steam of injection boiler
Pressure；Feed temperature table 12, for gathering the feed temperature of injection boiler；Steam quality table 7, for gathering the steaming of injection boiler
Vapour mass dryness fraction；Device 2 volume basis of each component in the combustion gas quality flow according to injection boiler and combustion gas calculated by the described collection that runs
Content determines the combustion gas chemical energy of injection boiler；Feedwater flow according to injection boiler, steam pressure, steam quality and give water temperature
Degree determines the working heat load of injection boiler；Combustion gas chemical energy and working heat load according to injection boiler determine injection boiler
The thermal efficiency；Working heat load according to injection boiler determines the rate of load condensate of injection boiler.Determining the combustion gas chemistry of injection boiler
During energy, it is also possible to reference to the ratio chemical energy of each component in known combustion gas；When determining the working heat load of injection boiler, also may be used
With the energy correlation with reference to known water Yu steam；Determining the rate of load condensate of injection boiler, it is also possible to reference to known volume
Determine thermic load.
In one embodiment, as in figure 2 it is shown, described parameter acquisition unit 1 also includes: flue gas composition table 4, it is used for gathering steam injection
The volumn concentration of each component in the flue gas of boiler；Flue gas mass flow meter 5, for gathering the flue gas mass stream of injection boiler
Amount；The described collection calculation device 2 that runs is additionally operable to volumn concentration and the public affairs of CO in the flue gas mass flow according to injection boiler, flue gas
The ratio chemical energy of the CO known determines the heat loss due to incomplete combustion of injection boiler；According to O in flue gas2Volumn concentration and public affairs
The excess air coefficient correlation known determines the excess air coefficient of injection boiler.
In one embodiment, as in figure 2 it is shown, described parameter acquisition unit 1 also includes: to air temperature table 9, it is used for gathering steam injection
Boiler to air temperature；Flue-gas temperature table 3, for gathering the flue-gas temperature of injection boiler；The described collection calculation device 2 that runs is additionally operable to root
According to injection boiler to the volumn concentration of each component in air temperature, flue-gas temperature, flue gas mass flow, flue gas and known
In flue gas, the ratio enthalpy of each component determines the heat loss due to exhaust gas of injection boiler.
In one embodiment, as in figure 2 it is shown, described parameter acquisition unit 1 also includes: furnace body outer wall thermometer 17, it is used for adopting
The Temperature Distribution of the insulating layer of furnace body outside wall surface of collection injection boiler；The described collection calculation device 2 that runs is additionally operable to the stove according to injection boiler
The area in furnace body outer wall face involved by the Temperature Distribution of body heat-insulation layer outside wall surface, the known each point for measuring temperature of insulating layer of furnace body outside wall surface
With the heat radiation heat loss that known NATURAL CONVECTION COEFFICIENT OF HEAT determines injection boiler.
In one embodiment, the described collection calculation device 2 that runs is additionally operable to the operational factor according to injection boiler and test parameter, knot
Closing injection boiler operation mathematical model and determine the moving law of injection boiler, described moving law includes: the thermal effect of injection boiler
Rate and rate of load condensate, excess air coefficient, flue-gas temperature, to the function correlation between air temperature, feed temperature；Injection boiler
Heat loss due to incomplete combustion and rate of load condensate, excess air coefficient, flue-gas temperature, to the functional relationships between air temperature, feed temperature
Connection formula；The heat loss due to exhaust gas of injection boiler and rate of load condensate, excess air coefficient, flue-gas temperature, between air temperature, feed temperature
Function correlation；The heat radiation heat loss of injection boiler and rate of load condensate, excess air coefficient, flue-gas temperature, to air temperature, feedwater
Function correlation between temperature.
In one embodiment, as it is shown on figure 3, the described collection calculation device 2 that runs includes: receptor 21/22, it is used for receiving described ginseng
The trip information of the injection boiler that number harvester sends；A/d converter 23, for the trip information that will receive
Analogue signal is converted to digital signal；Processor 24, for determining the test of injection boiler according to the operational factor of injection boiler
Parameter, and the moving law of injection boiler is determined according to the operational factor of injection boiler and test parameter；Memorizer 25, is used for depositing
The known mathematic parameter of storage, mathematic correlation and injection boiler run mathematical model, and described mathematic parameter includes injection boiler
The ratio enthalpy of each component, furnace insulation in the ratio chemical energy of each component, rated heat input, rated heat load, the ratio chemical energy of CO, flue gas in combustion gas
The area in furnace body outer wall face involved by the layer each point for measuring temperature of outside wall surface and NATURAL CONVECTION COEFFICIENT OF HEAT；Described mathematic correlation includes water
Energy correlation and excess air coefficient correlation with steam；Described injection boiler runs mathematical model and includes injection boiler
The thermal efficiency and rate of load condensate, excess air coefficient, flue-gas temperature, to the function correlation model between air temperature, feed temperature,
The heat loss due to incomplete combustion of injection boiler and rate of load condensate, excess air coefficient, flue-gas temperature, to air temperature, feed temperature it
Between function correlation model, the heat loss due to exhaust gas of injection boiler and rate of load condensate, excess air coefficient, flue-gas temperature, to pathogenic wind-warm
Function correlation model between degree, feed temperature, the heat radiation heat loss of injection boiler and rate of load condensate, excess air coefficient, cigarette
Temperature, to the function correlation model between air temperature, feed temperature.
In one embodiment, as in figure 2 it is shown, described combustion gas quality flow meter 15 and described Gas Components table 16 are arranged on note
On the gas inlet pipe 14 of boiler furnace；Described feed meter 11 and described feed temperature table 12 are arranged on the feedwater of injection boiler
On pipe 13；Described steam gage 6 and described steam quality table 7 are arranged on the steam output pipe 8 of injection boiler；Described flue gas
Thermometer 3, described flue gas composition table 4 and described flue gas mass flow meter 5 are arranged on the exhaust opening 18 of injection boiler；Described give
Air temperature table 9 be arranged on injection boiler on air channel 10；Described furnace body outer wall thermometer 17 is one group of thermometer, is evenly arranged
In the insulating layer of furnace body outside wall surface of injection boiler, wherein every thermometer all can be measured outside the insulating layer of furnace body of injection boiler
Measured temperature also is carried out radioing to described wireless receiver 22 by the temperature of wall.
In one embodiment, as it is shown on figure 3, the described collection calculation device 2 that runs is arranged in the instrument box 19 of injection boiler, described
Receptor 21/22, a/d converter 23 and processor 24 are calculated the direction of information transmission in device 2 along described operation collection and are sequentially connected with, institute
State memorizer 25 to be connected with described processor 24.
The operational factor of injection boiler is acquired by native system, and the known mathematic parameter of combination and mathematic correlation enter
Row fortune determines the test parameter of injection boiler, finally combines injection boiler operation mathematical model and determines the fortune that can reflect injection boiler
The economical operation function correlation of professional etiquette rule.Thus would know that when injection boiler works between each operational factor and test parameter
Association and Changing Pattern, for improving injection boiler Operating ettectiveness, it is achieved economical operation provides foundation.
Based on same inventive concept, the embodiment of the present invention additionally provides a kind of injection boiler testing results method, such as Fig. 4 institute
Showing, the method includes:
Step 10, gathers the operational factor of injection boiler；
Step 20, determines the test parameter of injection boiler according to the operational factor of the injection boiler gathered.
The operational factor of described collection injection boiler includes gathering each component in the combustion gas quality flow of injection boiler, combustion gas
Volumn concentration, feedwater flow, steam pressure, feed temperature and steam quality；
The described operational factor according to the injection boiler gathered determines that the test parameter of injection boiler includes according to steam injection pot
The volumn concentration of each component in the combustion gas quality flow of stove, combustion gas and the ratio chemical energy of each component in combustion gas determine steam injection pot
The combustion gas chemical energy of stove；Feedwater flow, steam pressure, steam quality, feed temperature and water according to injection boiler and steam
Energy correlation determine the working heat load of injection boiler；Combustion gas chemical energy and working heat load according to injection boiler determine
The thermal efficiency of injection boiler；Working heat load according to injection boiler and rated heat input, rated heat load determine the rate of load condensate of injection boiler.
In one embodiment, as it is shown in figure 5, the operational factor of described collection injection boiler also includes gathering injection boiler
The volumn concentration of each component and flue gas mass flow in flue gas；The described operational factor according to the injection boiler gathered determines
The test parameter of injection boiler also includes volumn concentration and the CO of CO in the flue gas mass flow according to injection boiler, flue gas
Ratio chemical energy determine the heat loss due to incomplete combustion of injection boiler；According to O in flue gas2Volumn concentration and excess air
Coefficient correlation determines the excess air coefficient of injection boiler.
In one embodiment, as it is shown in figure 5, the operational factor of described collection injection boiler also includes gathering injection boiler
To air temperature and flue-gas temperature；The described operational factor according to the injection boiler gathered determines that the test parameter of injection boiler also wraps
Include according to injection boiler to the volumn concentration of each component in air temperature, flue-gas temperature, flue gas mass flow, flue gas and cigarette
In gas, the ratio enthalpy of each component determines the heat loss due to exhaust gas of injection boiler.
In one embodiment, as it is shown in figure 5, the operational factor of described collection injection boiler also includes gathering injection boiler
The Temperature Distribution of insulating layer of furnace body outside wall surface；The described operational factor according to the injection boiler gathered determines the test of injection boiler
Temperature Distribution that parameter also includes the insulating layer of furnace body outside wall surface according to injection boiler, the insulating layer of furnace body outside wall surface pre-set
The area in furnace body outer wall face involved by each point for measuring temperature and NATURAL CONVECTION COEFFICIENT OF HEAT determine the heat radiation heat loss of injection boiler.
In one embodiment, as shown in Figure 4, described injection boiler testing results method also includes:
Step 30, according to operational factor and the test parameter of injection boiler, runs mathematical model in conjunction with injection boiler and determines
The moving law of injection boiler.The described operational factor according to injection boiler and test parameter, run mathematics in conjunction with injection boiler
Model determines that the moving law of injection boiler comprises determining that the thermal efficiency and rate of load condensate, excess air coefficient, the flue gas of injection boiler
Temperature, to the function correlation between air temperature, feed temperature；Determine heat loss due to incomplete combustion and the load of injection boiler
Rate, excess air coefficient, flue-gas temperature, to the function correlation between air temperature, feed temperature；Determine the smoke evacuation of injection boiler
Heat loss and rate of load condensate, excess air coefficient, flue-gas temperature, to the function correlation between air temperature, feed temperature；Determine note
The heat radiation heat loss of boiler furnace and rate of load condensate, excess air coefficient, flue-gas temperature, to the function between air temperature, feed temperature
Correlation.
The operational factor of injection boiler is acquired by this method, and the known mathematic parameter of combination and mathematic correlation enter
Row fortune determines the test parameter of injection boiler, finally combines injection boiler operation mathematical model and determines the fortune that can reflect injection boiler
The economical operation function correlation of professional etiquette rule.Thus would know that when injection boiler works between each operational factor and test parameter
Association and Changing Pattern, for improving injection boiler Operating ettectiveness, it is achieved economical operation provides foundation.
In one embodiment, by regulate injection boiler operational factor, obtain injection boiler rate of load condensate from 0.4 to
Each operating mode between 1.2, and to make the incomplete combustion loss of injection boiler in each operating mode be zero, and injection boiler is in thermal effect
The efficient district of rate runs, then is calculated, by economical operation collection, the injection boiler operation mathematical model that device is built-in, uses multivariate regression algorithm to obtain
Go out the thermal efficiency of injection boiler and rate of load condensate, excess air coefficient, flue-gas temperature, to the function between air temperature, feed temperature
Correlation；The heat radiation heat loss of injection boiler and rate of load condensate, excess air coefficient, flue-gas temperature, to air temperature, feed temperature it
Between function correlation.
The present invention is by the volumn concentration of each component in the combustion gas quality flow of injection boiler, combustion gas, to current
The volumn concentration of each component in amount, steam pressure, feed temperature, steam quality, flue gas, flue gas mass flow, to pathogenic wind-warm
Degree, flue-gas temperature, the operational factor of the injection boiler such as Temperature Distribution of insulating layer of furnace body outside wall surface are acquired, and then determine note
The combustion gas chemical energy of boiler furnace, working heat load, the thermal efficiency, rate of load condensate, heat loss due to incomplete combustion, excess air coefficient, row
The test parameter of the injection boilers such as cigarette heat loss, heat radiation heat loss, finally determines the thermal efficiency and rate of load condensate, the excess of injection boiler
Air coefficient, flue-gas temperature, to the function correlation between air temperature, feed temperature, the imperfect combustion heat waste of injection boiler
Lose and rate of load condensate, excess air coefficient, flue-gas temperature, to function correlation between air temperature, feed temperature, injection boiler
Heat loss due to exhaust gas and rate of load condensate, excess air coefficient, flue-gas temperature, the function correlation between air temperature, feed temperature, note
The heat radiation heat loss of boiler furnace and rate of load condensate, excess air coefficient, flue-gas temperature, to the function between air temperature, feed temperature
Correlations etc. can reflect the economical operation function correlation of the moving law of injection boiler.Thus would know that when injection boiler works
Association between each operational factor and test parameter and Changing Pattern, for improving injection boiler Operating ettectiveness, it is achieved economical operation
Provide foundation.
Obviously, those skilled in the art should be understood that each module of the above-mentioned embodiment of the present invention or each step are permissible
Realizing with general calculating device, they can concentrate on single calculating device, or is distributed in multiple calculating device
On the network formed, alternatively, they can realize with calculating the executable program code of device, it is thus possible to by it
Store and perform by calculating device in the storage device, and in some cases, can hold with the order being different from herein
Step shown or described by row, or they are fabricated to respectively each integrated circuit modules, or multiple by them
Module or step are fabricated to single integrated circuit module and realize.So, the embodiment of the present invention is not restricted to any specific hard
Part and software combine.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for the skill of this area
For art personnel, the embodiment of the present invention can have various modifications and variations.All within the spirit and principles in the present invention, made
Any modification, equivalent substitution and improvement etc., should be included within the scope of the present invention.
Claims (13)
1. an injection boiler testing results system, it is characterised in that include parameter acquisition unit and run collection calculation device:
Described parameter acquisition unit includes:
Combustion gas quality flow meter, for gathering the combustion gas quality flow of injection boiler；
Gas Components table, the volumn concentration of each component in the combustion gas gathering injection boiler；
Feed meter, for gathering the feedwater flow of injection boiler；
Steam gage, for gathering the steam pressure of injection boiler；
Feed temperature table, for gathering the feed temperature of injection boiler；
Steam quality table, for gathering the steam quality of injection boiler；
Device volumn concentration of each component in the combustion gas quality flow according to injection boiler and combustion gas calculated by the described collection that runs
Determine the combustion gas chemical energy of injection boiler；Feedwater flow, steam pressure, steam quality and feed temperature according to injection boiler are true
Determine the working heat load of injection boiler；Combustion gas chemical energy according to injection boiler and working heat load determine the thermal effect of injection boiler
Rate；Working heat load according to injection boiler determines the rate of load condensate of injection boiler.
2. injection boiler testing results system as claimed in claim 1, it is characterised in that described parameter acquisition unit also includes:
Flue gas composition table, the volumn concentration of each component in the flue gas gathering injection boiler；
Flue gas mass flow meter, for gathering the flue gas mass flow of injection boiler；
The described collection calculation device that runs is additionally operable to the volume of CO in the flue gas of the flue gas mass flow according to injection boiler and injection boiler
Percentage composition determines the heat loss due to incomplete combustion of injection boiler；According to O in the flue gas of injection boiler2Volumn concentration true
Determine the excess air coefficient of injection boiler.
3. injection boiler testing results system as claimed in claim 2, it is characterised in that described parameter acquisition unit also includes:
To air temperature table, for gather injection boiler to air temperature；
Flue-gas temperature table, for gathering the flue-gas temperature of injection boiler；
Described run collection calculate device be additionally operable to according to injection boiler in air temperature, flue-gas temperature, flue gas mass flow and flue gas
The volumn concentration of each component determines the heat loss due to exhaust gas of injection boiler.
4. injection boiler testing results system as claimed in claim 3, it is characterised in that described operation collection calculate device be additionally operable to
The next item down or multinomial:
Determine the thermal efficiency of injection boiler and rate of load condensate, excess air coefficient, flue-gas temperature, between air temperature, feed temperature
Function correlation；
Determine the heat loss due to incomplete combustion of injection boiler and rate of load condensate, excess air coefficient, flue-gas temperature, to air temperature, to
Function correlation between coolant-temperature gage；
Determine the heat loss due to exhaust gas of injection boiler and rate of load condensate, excess air coefficient, flue-gas temperature, to air temperature, feed temperature
Between function correlation.
5. injection boiler testing results system as claimed in claim 3, it is characterised in that described parameter acquisition unit also includes:
Furnace body outer wall thermometer, for gathering the Temperature Distribution of the insulating layer of furnace body outside wall surface of injection boiler；
The Temperature Distribution that described operation collection calculation device is additionally operable to the insulating layer of furnace body outside wall surface according to injection boiler determines injection boiler
Heat radiation heat loss.
6. injection boiler testing results system as claimed in claim 5, it is characterised in that described operation collection is calculated device and is additionally operable to:
Determine the heat radiation heat loss of injection boiler and rate of load condensate, excess air coefficient, flue-gas temperature, to air temperature, feed temperature
Between function correlation.
7. the injection boiler testing results system as according to any one of claim 1 to 6, it is characterised in that described combustion gas matter
Amount flow meter and described Gas Components table are arranged on the gas inlet pipe of injection boiler；Described feed meter and described feedwater
Thermometer is arranged on the feed pipe of injection boiler；Described steam gage and described steam quality table are arranged on injection boiler
On steam output pipe；Described flue-gas temperature table, described flue gas composition table and described flue gas mass flow meter are arranged on injection boiler
Exhaust opening on；Described to air temperature table be arranged on injection boiler on air channel；Described furnace body outer wall thermometer is arranged on note
In the insulating layer of furnace body outside wall surface of boiler furnace；
The described collection calculation device that runs is arranged in the instrument box of injection boiler.
8. an injection boiler testing results method, it is characterised in that including:
Gather the volumn concentration of each component in the combustion gas quality flow of injection boiler, combustion gas, feedwater flow, steam pressure,
Feed temperature and steam quality；
In combustion gas quality flow according to injection boiler and combustion gas, the volumn concentration of each component determines the combustion gas of injection boiler
Chemical energy；Feedwater flow, steam pressure, steam quality and feed temperature according to injection boiler determines the working heat of injection boiler
Load；Combustion gas chemical energy according to injection boiler and working heat load determine the thermal efficiency of injection boiler；According to injection boiler
Working heat load determines the rate of load condensate of injection boiler.
9. injection boiler testing results method as claimed in claim 8, it is characterised in that also include:
Gather volumn concentration and the flue gas mass flow of each component in the flue gas of injection boiler；
In flue gas mass flow according to injection boiler and flue gas, the volumn concentration of CO determines the incomplete combustion of injection boiler
Burn-out is lost；According to O in the flue gas of injection boiler2Volumn concentration determine the excess air coefficient of injection boiler.
10. injection boiler testing results method as claimed in claim 9, it is characterised in that also include:
Gather injection boiler to air temperature and flue-gas temperature；
According to injection boiler to the volumn concentration of each component in air temperature, flue-gas temperature, flue gas mass flow and flue gas
Determine the heat loss due to exhaust gas of injection boiler.
11. injection boiler testing results methods as claimed in claim 10, it is characterised in that also include with the next item down or many
:
Determine the thermal efficiency of injection boiler and rate of load condensate, excess air coefficient, flue-gas temperature, between air temperature, feed temperature
Function correlation；
Determine the heat loss due to incomplete combustion of injection boiler and rate of load condensate, excess air coefficient, flue-gas temperature, to air temperature, to
Function correlation between coolant-temperature gage；
Determine the heat loss due to exhaust gas of injection boiler and rate of load condensate, excess air coefficient, flue-gas temperature, to air temperature, feed temperature
Between function correlation.
12. injection boiler testing results methods as claimed in claim 10, it is characterised in that also include:
Gather the Temperature Distribution of the insulating layer of furnace body outside wall surface of injection boiler；
The Temperature Distribution of the insulating layer of furnace body outside wall surface according to injection boiler determines the heat radiation heat loss of injection boiler.
13. injection boiler testing results methods as claimed in claim 12, it is characterised in that also include:
Determine the heat radiation heat loss of injection boiler and rate of load condensate, excess air coefficient, flue-gas temperature, to air temperature, feed temperature
Between function correlation.
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Application publication date: 20170111 |