CN1076771A - The system for controlling heat quantity of burner - Google Patents
The system for controlling heat quantity of burner Download PDFInfo
- Publication number
- CN1076771A CN1076771A CN93102664A CN93102664A CN1076771A CN 1076771 A CN1076771 A CN 1076771A CN 93102664 A CN93102664 A CN 93102664A CN 93102664 A CN93102664 A CN 93102664A CN 1076771 A CN1076771 A CN 1076771A
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- China
- Prior art keywords
- temperature
- heating
- calculation procedure
- temperature difference
- heating step
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/02—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Direct Air Heating By Heater Or Combustion Gas (AREA)
- Control Of Combustion (AREA)
- Control Of Temperature (AREA)
- Regulation And Control Of Combustion (AREA)
- Feedback Control In General (AREA)
- Control Of Positive-Displacement Air Blowers (AREA)
Abstract
A kind of system for controlling heat quantity of burner, calculate the temperature gap of design temperature and detected temperatures, with this temperature gap divided by time rate of change, thereby calculate time dependent temperature change value, the heating step rule that said temperature difference and temperature change value are used to be scheduled to, control drives the rotating speed or the corner of electronic pump, wind pushing motor, fan motor and outlet window blade, can improve the initial communication characteristic of heating step, when reaching the target caloric value, can under stable state, supply with heat.
Description
The present invention relates to the system for controlling heat quantity of burner, relate in particular to the initial communication characteristic that can improve heating, and when arriving predetermined caloric value, caloric value is controlled at burner heat output controling method and device under the stable state.
Burner heat output controller before has the detection unit at room temperature 1 that detects indoor temperature as shown in Figure 1; According to this detection unit at room temperature 1 detected temperature, under preprogrammed caloric value control mode, control the microcomputer 2 of the necessary control signal of output heating; According to the output control signal of above-mentioned microcomputer 2, regulate the electronic pump 3 of supplying with necessary oil mass; Regulate the wind pushing motor unit 4 of supplying with the necessary combustion air amount of heating; The combustion heat (heating) is blown into indoor, makes it the fan motor unit 5 of convection current.
Like this, the temperature of setting when moving, the action of control microcomputer 2, electronic pump 3, wind pushing motor unit 4, fan motor unit 5, pilot burner heating according to burner.Simultaneously, microcomputer 2 receives rotary speed information from wind pushing motor unit 4 and fan motor unit 5, because of the indoor temperature that burner changes is then imported microcomputer 2 from detection unit at room temperature 1.
In microcomputer 2, more detected temperature and predefined temperature are controlled fan motor unit 5 then, thereby change above-mentioned caloric value, and it is controlled under the predetermined caloric value that sets.
Heat output controling method before is based on feedback controling mode, and it does not reduce time dependent error component and has utilized by the PID computing, near the mode that reaches the predetermined caloric value of predetermined temperature.This PID compute mode is determined response characteristic corresponding to the error caloric value because be according to the determined value of PID counting, so, as long as the PID counting does not have changeability, aim parameter just is set in calculating process, can not obtain wide control field arbitrarily, in addition, also there is problem as shown in Figure 2 in the response characteristic of following the PID counting to set, because excessive characteristic has taken place, response speed is slow, under normal condition, the aim parameter deviation is relatively large.
Thereby the object of the invention is to provide a kind of system for controlling heat quantity of burner, and (theory of パ-ジ) from arrive the pairing response characteristic of target caloric value, is eliminated the error of keeping of normal temperature according to eliminating.
Another purpose of the present invention is to provide a kind of heat output controling method and device, can accelerate the heating response characteristic at the initial adstante febre of burner, simultaneously, when arriving the target caloric value, caloric value can be maintained under the stable state.
In order to realize such purpose, the present invention is made of the following step: in microcomputer, according to preset program, calculate the step by the temperature gap of detected room temperature of detection unit at room temperature and design temperature; The temperature change value calculation procedure, the time changing value that produces with timer removes the temperature gap that calculates in the said temperature difference operation step, calculates temperature change value; Utilize relation function, according to the step of each temperature difference in said temperature difference calculation procedure and temperature change value calculation procedure, calculated and the definite heating of temperature change value step; Caloric value output control step, according to the setting of above-mentioned heating step, the output control signal, control should constitute electronic pump rotating speed, fan motor rotating speed and the outlet window blade (rotational angle of Le-バ) of caloric value control.
Therefore, the present invention is provided with control device, and its relies on the deviation of room temperature and design temperature, and timer is set calculates temperature change value, carry out the caloric value control of applied for machines, and the control of electronic pump, wind pushing motor, fan motor and heat radiation action; Eliminate arithmetic unit, receive said temperature deviation and temperature change value, set the heating step according to relation function.
Fig. 1 is the heat output controller schematic diagram of existing burner.
Fig. 2 is the curve map that shows the caloric value response speed of existing burner.
Fig. 3 is the schematic diagram of the used heat output controller of the present invention.
Fig. 4 is the used heat output controling method flow chart of the present invention.
Fig. 5 is the chart and the distribution map of the relation function between applied detected temperatures of the present invention and the design temperature.
Fig. 6 is the relation function distribution map of the applied temperature difference of the present invention to time rate of change.
Fig. 7 is the applied heating step of a present invention rule schema.
Fig. 8 is the chart of the applied heating step of the present invention rule.
Below, with reference to accompanying drawing, describe the present invention in detail.
Fig. 3 is the heat output controller schematic diagram of the petroleum burner that is suitable for of the present invention.This heat output controller is made of the following units.Detect the detection unit at room temperature 21 of indoor temperature; The microcomputer 20 that comprises control module 22 and elimination arithmetic element 23, control module 22 is done detection unit at room temperature 21 detected room temperatures to import after the A/D conversion, the design temperature data of these data with storage are in advance compared, calculate temperature difference, calculate in time temperature change value and output simultaneously, eliminate arithmetic element 23 and receive the said temperature difference signal, and the variations in temperature value signal of calculating according to time rate of change by timer, store these signals, and eliminate computing according to relation function, thereby set the heating step, computing caloric value control in the heating step of setting then, the signal of the fan motor rotating speed and the outlet window blade anglec of rotation; Electronic pump 24, wind pushing motor 25, fan motor 26 and the outlet window blade 27 etc. that drive by the output signal of above-mentioned microcomputer 20.
Fig. 4 is the flow chart of the heat output controling method of burner of the present invention.It is as follows that this method constitutes step: initial actuation step 403, and it sets step 401 by initialization step 400, heating temp and each drive unit drives step 402 is formed; The room temperature that detects indoor temperature when above-mentioned initial actuation step 403 initially drives detects step 404; Judge that above-mentioned detected room temperature is whether greater than the room temperature determining step 405 of the heating temp of above-mentioned setting; If above-mentioned room temperature determining step 405 is judged the timing step 406 that room temperatures hour are carried out timing by timer; From above-mentioned design temperature, deduct the room temperature detected temperatures, thereby calculate the temperature gap calculation procedure 407 of temperature gap; Temperature gap changing value calculation procedure 408; The temperature gap of calculating in the said temperature difference calculation procedure 407 divided by the time changing value, is calculated temperature difference time changing value; According to above-mentioned temperature difference time changing value of calculating, the heating calculation procedure of calculating with the predetermined heating step rule of each driver element 409; Control the control actuation step 410 that drives electronic pump, wind pushing motor, fan motor and outlet window blade with the heating step that above-mentioned heating calculation procedure 409 calculates; Heating actuation step 411 if above-mentioned room temperature determining step 405 judges that room temperature is identical with design temperature, then drives each driver element with the pairing heating step of design temperature.
Fig. 5 illustrates the relation function of applied Current Temperatures of the present invention and design temperature.The a of Fig. 5 shows the predetermined set temperature that is used for aim parameter control in the burner, that is, and and the A/D data of storing in the microcomputer.The b of Fig. 5 illustrates the A/D transform data of each indoor temperature.The C of Fig. 5 illustrates the relation function of the temperature difference of detected temperatures and design temperature.
As shown in drawings, when the initial conditions of temperature difference decision, promptly current detection temperature and design temperature difference scope be (15 ,-14 ...-1.0 ... 1 ... 14,15) time,
1) if the said temperature difference when forward is very big, is shown as big positive number;
2) if the said temperature difference at forward hour, is shown as little positive number;
3), then show to be changed to zero if there is not temperature value;
4) if the said temperature difference oppositely less, then shows little negative;
5) if the said temperature difference oppositely very big, then shows big negative.
Fig. 6 illustrates the relation function of the applied temperature difference relative time of the present invention rate of change.Indoor temperature change generated in case be (15 ,-14 ...-1.0 ... 1 ... 14,15) time,
It is 0 when spending, towards the situation of positive change that a illustrates variations in temperature;
It is 0 when spending that b illustrates variations in temperature, is changed to zero situation;
It is 0 when spending that c illustrates variations in temperature, situation about changing towards negative sense.
Fig. 7 illustrates the relation function of the applied heating step of the present invention.That is, for the heating step result of calculation of the time rate of change of said temperature difference and temperature difference:
A illustrates the heating step of caloric value when very big;
B illustrates the big heating step of caloric value;
C illustrates the heating step of caloric value when placed in the middle;
D illustrates the little heating step of caloric value;
E illustrates caloric value heating step hour.
Fig. 8 illustrates the computation rule of the time rate of change of relative temperature difference that the present invention is suitable for and temperature difference.
A illustrates heating step computational methods;
The rotating speed that b illustrates fan motor calculates;
C illustrates outlet window blade wind direction angle calculation.
Effect of the present invention and effect below are described.
At first, if add power supply to burner, and the pairing temperature of setting heating running, then microcomputer 20 as shown in Figure 4, carry out initialization step 400 and heating temp and set step 401, and under the state of setting, carry out the actuation step 402 of each driver element, by driving burner, drive electronic pump, wind pushing motor, fan motor and outlet window blade.
Under such driving condition, microcomputer 20 carries out room temperature and detects step 404, receives the room temperature signal that changes from detection unit at room temperature 21.Then, carry out room temperature determining step 405, whether judge detected room temperature greater than design temperature, when detected room temperature during greater than design temperature, the calculation procedure 411 of generating heat, the heating step control caloric value with having set drives burner; When if room temperature determining step 405 is judged detected room temperature less than design temperature, carry out timing step 406, drive timer computing time, carry out temperature gap calculation procedure 407 again, from the data of the corresponding design temperature shown in Fig. 5 a, deduct the pairing data value of detection room temperature shown in Fig. 5 b, under 5 kinds of steps, calculate corresponding to temperature gap △ T, and output.
At this, microcomputer 20 proceeds to temperature gap changing value calculation procedure 408, time △ t with above-mentioned timing step 406 counting removes the temperature gap △ T that temperature gap calculation procedure 407 is calculated, and calculates the output corresponding signal under the pairing 3 kinds of steps of temperature change value.
The calculation procedure 409 thereby microcomputer 20 generates heat is imported temperature gap △ T and temperature change value △ T/ △ t and be stored in the Operations Analysis 23, sets the heating step by preset program.Thereby, under the heating step of setting like this, carry out caloric value control, computing and control the fan motor rotating speed and the angular signal of outlet window blade, utilize control signal control electronic pump, wind pushing motor, fan motor and outlet window blade, thus the heating of pilot burner action.That is, if the variations in temperature of temperature gap △ T is shown in Fig. 5 c, when forward less (PS), temperature change value △ T/ △ t as shown in Figure 6, change at forward (P), the step of then generating heat is calculated corresponding heating step, carries out the control of air capacity (wind pushing motor rotating speed), fuel quantity (electronic pump frequency).As an example, under arbitrary heating step, if temperature gap △ T is being little forward, and temperature change value △ T/ △ t is towards positive change, and then according to the computation rule shown in Fig. 8 a, the heating step is done strong the driving, and the relation function of this heating step is shown in Fig. 7 b.In addition, about the speed conditions of fan motor, shown in Fig. 8 b, calculate air quantity with the speed of middle (M), in addition, shown in Fig. 8 c, the anglec of rotation of (M) calculated air quantity in the middle of outlet window blade rotating angle angle went to.Fan motor rotating speed and outlet window blade rotating angle also are suitable for the relation function of heating step.
As mentioned above, the present invention has following advantage for the system for controlling heat quantity of burner: by calculating the temperature gap between design temperature and the detected temperatures, and calculate temperature change value according to the time rate of change of said temperature difference, the heating step rule that said temperature difference and temperature change value are applied to be scheduled to, the control electronic pump, wind pushing motor, the rotating speed of fan motor and outlet window blade, thereby can improve the initial communication characteristic of heating, and after reaching the target caloric value, can supply with caloric value with stable state, the present invention has strong point as described above.
Claims (3)
1, a kind of heat output controling method of burner is characterized in that, it comprises the following steps:
Detected room temperature of detection unit at room temperature and design temperature are compared, calculate the temperature difference calculation procedure of temperature gap;
The temperature gap of calculating in the said temperature difference calculation procedure divided by the time changing value that timer produces, is calculated the temperature change value calculation procedure of temperature change value;
Temperature difference and the temperature change value calculated in said temperature difference calculation procedure and the temperature change value calculation procedure are used for relation function, determine that the heating step of heating step is set step;
According to the setting of above-mentioned heating, the output control signal, control electronic pump rotating speed, fan motor rotating speed and the outlet window blade anglec of rotation, thus carry out caloric value control.
2, a kind of heat output controling method of burner, it comprises the initial actuation step 403 when burner is connected power supply, this step comprises initialization step 400, heating temp setting step 401, each drive unit drives step 402, detect step 404 and room temperature determining step 405 through room temperature, determine and driving heating step
It is characterized in that it also comprises:
If above-mentioned room temperature determining step 405 judges that room temperatures are little, then by the timing step 405 of timer timing;
From above-mentioned design temperature, deduct the room temperature detected temperatures, calculate the also temperature gap calculation procedure 407 of output temperature difference △ T;
The temperature gap of calculating in the said temperature difference calculation procedure 407 divided by time rate of change, is calculated the temperature difference time changing value calculation procedure 408 of temperature difference time changing value △ T/ △ t;
According to said temperature difference and the pairing predetermined heating step rule of temperature difference time changing value, calculate the heating calculation procedure 409 of heating step;
The control actuation step 410 of heating step control electronic pump, wind pushing motor, fan motor and the outlet window blade of calculating with above-mentioned heating calculation procedure 409;
Calculate the heating step and drive the heating actuation step 411 till the temperature that arrival sets.
3, a kind of burner system for controlling heat quantity is characterized in that it is provided with:
Calculate room temperature and the difference of design temperature and temperature change value in time, the control device of the caloric value of control applied for machines and electronic pump, wind pushing motor, fan motor and the action of outlet window blade;
By receiving said temperature difference and temperature change value, and determine the microcomputer that the arithmetic unit of heating step constitutes according to relation function.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR3507/92 | 1992-03-03 | ||
| KR1019920003507A KR950012572B1 (en) | 1992-03-03 | 1992-03-03 | Method controlling heating value for combustor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1076771A true CN1076771A (en) | 1993-09-29 |
Family
ID=19329922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN93102664A Pending CN1076771A (en) | 1992-03-03 | 1993-03-03 | The system for controlling heat quantity of burner |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPH0683462A (en) |
| KR (1) | KR950012572B1 (en) |
| CN (1) | CN1076771A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102175459A (en) * | 2011-01-28 | 2011-09-07 | 南京航空航天大学 | Automatic measurement and control device for test bench of combustion chamber of micro engine |
| CN103448589A (en) * | 2013-08-09 | 2013-12-18 | 浙江吉利汽车研究院有限公司 | Fuzzy control based intelligent car seat heating control system and method |
| CN106594795A (en) * | 2016-12-10 | 2017-04-26 | 俞杨许 | Circuit control device in air-breathing heat exchanger |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IL114367A (en) * | 1995-06-27 | 1999-11-30 | Wizcom Technologies Ltd | Hand-holdable optical scanner particularly useful as electronic translator |
| KR101393402B1 (en) * | 2012-09-03 | 2014-05-12 | 린나이코리아 주식회사 | Control method for switching combustion type of boiler according to heating tempe-rature gise |
| CN112137793B (en) * | 2020-08-21 | 2022-07-26 | 未来穿戴技术有限公司 | Temperature control method of massager and massager |
| CN116193642B (en) * | 2023-04-28 | 2023-12-29 | 宁德时代新能源科技股份有限公司 | Heating method, heating apparatus, and readable storage medium |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR910000901B1 (en) * | 1988-12-27 | 1991-02-12 | 삼성전자 주식회사 | Caloric valve control method in petrolerum combustion apparatus |
| JPH03160512A (en) * | 1989-11-17 | 1991-07-10 | Matsushita Electric Ind Co Ltd | Temperature controller for thermal equipment |
-
1992
- 1992-03-03 KR KR1019920003507A patent/KR950012572B1/en not_active IP Right Cessation
-
1993
- 1993-03-03 JP JP5042669A patent/JPH0683462A/en active Pending
- 1993-03-03 CN CN93102664A patent/CN1076771A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102175459A (en) * | 2011-01-28 | 2011-09-07 | 南京航空航天大学 | Automatic measurement and control device for test bench of combustion chamber of micro engine |
| CN102175459B (en) * | 2011-01-28 | 2012-11-21 | 南京航空航天大学 | Automatic measurement and control device for test bench of combustion chamber of micro engine |
| CN103448589A (en) * | 2013-08-09 | 2013-12-18 | 浙江吉利汽车研究院有限公司 | Fuzzy control based intelligent car seat heating control system and method |
| CN106594795A (en) * | 2016-12-10 | 2017-04-26 | 俞杨许 | Circuit control device in air-breathing heat exchanger |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0683462A (en) | 1994-03-25 |
| KR950012572B1 (en) | 1995-10-19 |
| KR930020088A (en) | 1993-10-19 |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| C01 | Deemed withdrawal of patent application (patent law 1993) |