CN110410828A - Device for determining heat load value of gas stove - Google Patents
Device for determining heat load value of gas stove Download PDFInfo
- Publication number
- CN110410828A CN110410828A CN201910596510.2A CN201910596510A CN110410828A CN 110410828 A CN110410828 A CN 110410828A CN 201910596510 A CN201910596510 A CN 201910596510A CN 110410828 A CN110410828 A CN 110410828A
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- China
- Prior art keywords
- nozzle
- load value
- gas
- thermic load
- cooker
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- 238000001514 detection method Methods 0.000 claims abstract description 21
- 238000012937 correction Methods 0.000 claims description 15
- 239000000567 combustion gas Substances 0.000 claims description 5
- 230000007613 environmental effect Effects 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 4
- 238000007689 inspection Methods 0.000 claims 1
- 238000002474 experimental method Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 230000003831 deregulation Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C3/00—Stoves or ranges for gaseous fuels
- F24C3/12—Arrangement or mounting of control or safety devices
- F24C3/126—Arrangement or mounting of control or safety devices on ranges
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Regulation And Control Of Combustion (AREA)
Abstract
The invention discloses a device for determining a heat load value of a gas stove, which comprises a valve body, a nozzle, an air pressure detection part and a processor, wherein the valve body is connected with the nozzle, the air pressure detection part is arranged at the front end of the nozzle and is used for detecting the inlet pressure of the nozzle, the processor is electrically connected with the air pressure detection part and is used for calculating the heat load value according to the inlet pressure fed back by the air pressure detection part, the instant heat load value of the gas stove can be determined, and the use and the fire power adjustment of a user are facilitated.
Description
Technical field
The present invention relates to gas-cooker technical fields more particularly to a kind of for determining the device of gas-cooker thermic load value.
Background technique
In the related technology, gas-cooker is widely used in kitchen as cooking utensils, since domestic consumer uses gas-cooker
Scene exist it is different, it is therefore desirable to the firepower of adjusting gas stove is to adapt to different culinary art demands；And present gas-cooker, all
Firepower cannot be accurately adjusted, the flame size for generally requiring user's observation gas-cooker is big with the firepower for feeling de-regulation gas-cooker
It is small, the reason is that the result feedback that existing gas-cooker is not adjusted, that is, be unable to the thermic load value of immediate feedback gas-cooker,
Thus required firepower size is often not achieved when adjusting gas stove firepower size, existing gas-cooker can't be realized accurately
Show instant thermic load value.
Summary of the invention
The present invention is directed to one of solve the problems, such as present in existing the relevant technologies at least to a certain extent, for this purpose, this hair
It is bright to propose a kind of for determining the device of gas-cooker thermic load value, it can determine the instant thermic load value of gas-cooker, be convenient for user
Use and adjust firepower size.
Above-mentioned purpose is achieved by the following technical solution:
It is a kind of for determining the device of gas-cooker thermic load value, including valve body, nozzle, air pressure detection part and processor,
Wherein the valve body is connect with the nozzle, and the air pressure detection part is set to the spray nozzle front end for detecting the nozzle
Inlet pressure, the processor and the air pressure detection part are electrically connected for being fed back according to the air pressure detection part
Inlet pressure heat load calculation value, processor heat load calculation value according to the following formula:Wherein Q
For thermic load value, k is constant, and d is the diameter of nozzle, and H is the inlet pressure of nozzle and the difference of outlet pressure, and S is combustion gas phase
For the density of air.
In some embodiments, the outlet pressure of the nozzle is set as 0, then the inlet pressure of the nozzle and outlet
The difference of pressure is equal to the inlet pressure of the nozzle.
In some embodiments, survey pressure sense channel, the air pressure are provided on the spray nozzle front end, the valve body
Detection part is set to inside the survey pressure sense channel.
It in some embodiments, further include having display, the display and the processor are electrically connected, for showing
Show thermic load value.
In some embodiments, processor heat load calculation value according to the following formula:
Wherein Q is thermic load value, and k is constant, and d is the diameter of nozzle, and H is the inlet pressure of nozzle and the difference of outlet pressure, and S is combustion
For gas phase for the density of air, N is correction factor.
In some embodiments, the correction factor is environmental correction coefficient, regional correction factor and season amendment system
One or more in number.
Compared with prior art, of the invention to include at least the following beneficial effects:
1, of the invention for determining the device of gas-cooker thermic load value, structure is simple, it may be determined that gas-cooker it is instant
Thermic load value is easy to use by users and adjusts firepower size.
Detailed description of the invention
Fig. 1 is the stereoscopic schematic diagram of device in the embodiment of the present invention；
Fig. 2 is the circuit diagram of device in the embodiment of the present invention.
Specific embodiment
The present invention will be described for following embodiment, but the present invention is not limited to these examples system.To of the invention
Specific embodiment is modified or some technical features can be equivalently replaced, without departing from the spirit of the present invention program,
It should all cover within the scope of the technical scheme claimed by the invention.
Embodiment one: as depicted in figs. 1 and 2, the present embodiment provides a kind of for determining the device of gas-cooker thermic load value,
Including valve body 1, nozzle 2, air pressure detection part and processor, wherein the outlet side of valve body 1 is connect with the import of nozzle 2, air pressure
The import front end that detection part is set to nozzle 2 is used to detect the inlet pressure of nozzle 2, and processor and air pressure detection part are electrical
The inlet pressure heat load calculation value for feeding back according to air pressure detection part is connected, it is negative that processor calculates heat according to the following formula
Charge values:Wherein Q is thermic load value, and k is constant, can be tested and be counted by many experiments by laboratory
Calculation/conversion obtains, and d is the diameter of nozzle 2, and the diameter of each nozzle 2 is usually fixation, and H is the inlet pressure of nozzle 2 and goes out
The difference of mouth pressure, S is density of the combustion gas relative to air, using the relative density under standard state.In the present embodiment, if
The outlet pressure of the fixed nozzle 2 is 0, then the difference of the inlet pressure of nozzle 2 and outlet pressure is equal to the inlet-pressure of 2 nozzles
Power.It follows that the instant thermic load value of determining gas-cooker can be calculated in the inlet pressure for measuring nozzle 2, thus convenient for use
Family is adjusted gas-cooker according to thermic load value, improves the convenience that user uses gas-cooker, while utilizing promotion user's
Usage experience.Meanwhile calculation formula of the present embodiment for calculating determining thermic load value is simple, thus can promote processor calculating
Speed and improve the correctness of thermic load value calculated result.
The device for being used to determine gas-cooker thermic load value of the invention, structure are simple, it may be determined that the instant heat of gas-cooker
Load value is easy to use by users and adjusts firepower size.
Further, survey pressure sense channel 100 is provided on 2 front end of nozzle, valve body 1, air pressure detection part is set to
100 the inside of pressure sense channel is surveyed, the setting and fixation of air pressure detection part thus can be convenient for, it is real to be also conducive to air pressure detection part
When, accurate detection nozzle 2 inlet pressure, with for processor calculate gas-cooker thermic load value data basis is provided.
It further, further include having display, display and processor are electrically connected, for showing thermic load value, by
This makes user that can get information about the instant thermic load value of gas-cooker by display, is convenient for user according to instant thermic load value
Firepower adjusting is carried out to gas-cooker, so that the firepower size of gas-cooker can satisfy the use demand.In addition, processor is connected with control
Switch, can control the opening and closing of valve body 1 by control switch, thus can improve to a certain extent convenience that gas-cooker uses and
Safety.
It is furthermore preferred that processor heat load calculation value according to the following formula:Wherein Q is that heat is negative
Charge values, k are constant, can test by many experiments by laboratory and calculate/convert obtaining, d is the diameter of nozzle 2, each
The diameter of nozzle 2 is usually fixation, and H is the inlet pressure of nozzle 2 and the difference of outlet pressure, and S is combustion gas relative to air
Density, using the relative density under standard state, N is correction factor, can be to a certain extent by the correction factor added
The error of measurement is reduced, the accuracy that thermic load value calculates is improved.
Particularly, correction factor be one in environmental correction coefficient, regional correction factor and season-correcting coefficient or
It is multiple, the difference in the environment, area or the season that are used due to gas-cooker, cause gas-cooker using when performance parameter change
Become, by the way that different correction factors is arranged, the error of measurement can be further reduced, improve the accuracy that thermic load value calculates.It is excellent
Choosing, environmental correction coefficient, regional correction factor and season-correcting coefficient can be tested by laboratory by many experiments and calculate/
Conversion obtains and is stored in the memory the inside being connected inside processor or with processor, in order to user according to environment,
Really or the difference in season recalls corresponding correction factor at any time.
Above-described is only some embodiments of the present invention.For those of ordinary skill in the art, not
Under the premise of being detached from the invention design, various modifications and improvements can be made, these belong to protection model of the invention
It encloses.
Claims (6)
1. a kind of for determining the device of gas-cooker thermic load value, which is characterized in that including valve body (1), nozzle (2), air pressure inspection
Component and processor are surveyed, wherein the valve body (1) is connect with the nozzle (2), the air pressure detection part is set to the spray
Mouth (2) front end is used to detect the inlet pressure of the nozzle (2), and the processor and the air pressure detection part, which are electrically connected, to be used
In the inlet pressure heat load calculation value fed back according to the air pressure detection part, the processor calculates heat according to the following formula
Load value:Wherein Q is thermic load value, and k is constant, and d is the diameter of nozzle, and H is the inlet pressure of nozzle
With the difference of outlet pressure, S is density of the combustion gas relative to air.
2. according to claim 1 a kind of for determining the device of gas-cooker thermic load value, which is characterized in that described in setting
The outlet pressure of nozzle (2) is 0, then the difference of the inlet pressure and outlet pressure of the nozzle (2) is equal to the nozzle (2)
Inlet pressure.
3. according to claim 1 a kind of for determining the device of gas-cooker thermic load value, which is characterized in that in the spray
Survey pressure sense channel (100) is provided on mouth (2) front end, the valve body (1), the air pressure detection part is set to the survey pressure
Inside sense channel (100).
4. according to claim 1 a kind of for determining the device of gas-cooker thermic load value, which is characterized in that further include having
Display, the display and the processor are electrically connected, for showing thermic load value.
5. according to any one of claims 1 to 4 a kind of for determining the device of gas-cooker thermic load value, which is characterized in that
Processor heat load calculation value according to the following formula:Wherein Q is thermic load value, and k is constant,
D is the diameter of nozzle, and H is the inlet pressure of nozzle and the difference of outlet pressure, and S is density of the combustion gas relative to air, and N is to repair
Positive coefficient.
6. according to claim 5 a kind of for determining the device of gas-cooker thermic load value, which is characterized in that the amendment
Coefficient is one or more in environmental correction coefficient, regional correction factor and season-correcting coefficient.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910596510.2A CN110410828A (en) | 2019-07-03 | 2019-07-03 | Device for determining heat load value of gas stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910596510.2A CN110410828A (en) | 2019-07-03 | 2019-07-03 | Device for determining heat load value of gas stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110410828A true CN110410828A (en) | 2019-11-05 |
Family
ID=68358801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910596510.2A Pending CN110410828A (en) | 2019-07-03 | 2019-07-03 | Device for determining heat load value of gas stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110410828A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106322447A (en) * | 2015-06-17 | 2017-01-11 | 深圳市爱可机器人技术有限公司 | Gas cooking system with automatic fire power calibrating function |
| CN109838817A (en) * | 2017-11-29 | 2019-06-04 | 宁波方太厨具有限公司 | A kind of the firepower characterizing method and firepower displaying device of gas appliance |
| CN210688327U (en) * | 2019-07-03 | 2020-06-05 | 华帝股份有限公司 | Device for determining heat load value of gas stove |
-
2019
- 2019-07-03 CN CN201910596510.2A patent/CN110410828A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106322447A (en) * | 2015-06-17 | 2017-01-11 | 深圳市爱可机器人技术有限公司 | Gas cooking system with automatic fire power calibrating function |
| CN109838817A (en) * | 2017-11-29 | 2019-06-04 | 宁波方太厨具有限公司 | A kind of the firepower characterizing method and firepower displaying device of gas appliance |
| CN210688327U (en) * | 2019-07-03 | 2020-06-05 | 华帝股份有限公司 | Device for determining heat load value of gas stove |
Non-Patent Citations (1)
| Title |
|---|
| 李广超: "新型高效鼓风完全预混式中餐燃气灶热工性能研究", 工程科技Ⅰ辑, no. 04, pages 27 * |
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