CN105805779B - Grillage igniter and grillage ignition method - Google Patents
Grillage igniter and grillage ignition method Download PDFInfo
- Publication number
- CN105805779B CN105805779B CN201610312629.9A CN201610312629A CN105805779B CN 105805779 B CN105805779 B CN 105805779B CN 201610312629 A CN201610312629 A CN 201610312629A CN 105805779 B CN105805779 B CN 105805779B
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- China
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- grillage
- thermocouple
- heating dish
- igniter
- flow straightener
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23Q—IGNITION; EXTINGUISHING-DEVICES
- F23Q13/00—Igniters not otherwise provided for
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
The present invention discloses a kind of grillage igniter, including heating dish, specimen mounting, it uniformly arranges combustion gas aperture heating dish top surface, combustion gas aperture connects nozzle, nozzle connection gas flow straightener, gas flow straightener connection Gas Pipe, heating plate edge is provided with electronic lighter, the thermocouple A for detecting flame temperature, thermocouple A connection temperature indicators are further included, Gas Pipe and the connecting portion of gas flow straightener are equipped with fire adjustment knob；Sample is placed on above heating dish；The invention also discloses the grillage ignition methods using the grillage igniter.The present invention can solve the problems, such as that existing testing equipment can not produce satisfactory burning grillage, can obtain a kind of flameholding, adequately and uniformly grillage.
Description
Technical field
The present invention relates to a kind of combustion test equipment more particularly to a kind of grillage igniters and grillage ignition method.
Background technology
In face of increasingly serious energy issue of world, it is each that solar energy is cleaned by it, sufficient and recyclability has obtained the world
The extensive concern of state.Germany takes the lead in proposing " photovoltaic roof plan ", and the country such as Spain, Japan, U.S. imitates one after another, China
Active response promotes western solar power generation engineering.
Core of the solar panel as solar power system, quality and performance determine whole system
Quality and performance.Solar panel is installed and used usually as roofing covering, and complicated working environment makes it have easily old
The characteristics of change, easy accumulated heat, so there are huge fire hazards in use for solar panel.With solar power generation system
The rapid development of system and large-scale application, reduce its fire hazard and danger is extremely urgent.
In solar energy fire, because external burning things which may cause a fire disaster or some position are on fire suddenly and cause solar panel
The situation of fire is than more prominent, in order to test fire risk of the solar panel under the effect of external burning things which may cause a fire disaster, generally use
One grillage being burning simulates external burning things which may cause a fire disaster, and using the outside, burning things which may cause a fire disaster removes bombardment solar panel, and then observes test
As a result.Therefore, the requirement to external burning things which may cause a fire disaster is stable and single, the unified substance of combustion state.Generally use one is burning
Grillage be used as external burning things which may cause a fire disaster, which is certain mass requirement to be met, second is that six faces of grillage will be in combustion
Burning state needs a kind of special ignition installation.
Invention content
The present invention is intended to provide a kind of grillage igniter, can solve existing testing equipment can not produce satisfactory combustion
The problem of burning grillage carries out grillage igniting using the present invention, can obtain kind of a flameholding, adequately and uniformly grillage.
In order to achieve the above objectives, realization that the present invention adopts the following technical solutions：
Grillage igniter disclosed by the invention, including heating dish, specimen mounting, heating dish top surface combustion gas of uniformly arranging is small
Hole, the combustion gas aperture connect nozzle, and the nozzle connects gas flow straightener, and the gas flow straightener connects Gas Pipe, heating
Plate edge is provided with electronic lighter, further includes the thermocouple A for detecting flame temperature, and the thermocouple A connections temperature is shown
Show device, the Gas Pipe and the connecting portion of gas flow straightener 5 are equipped with fire adjustment knob；The sample is placed in heating dish
Side.
Further, the invention also includes for detecting the thermocouple B whether combustion gas burns, the Gas Pipe 12 and gas
The connecting portion of flow straightener 5 is equipped with solenoid valve, and the solenoid valve is controlled by thermocouple B.
Further, the invention also includes testing stand, the heating dish is placed on testing stand, and the lower part of the testing stand is set
Operation panel is put, the temperature indicator is mounted on operation panel, and time set is also equipped on the operation panel.
Preferably, the thermocouple A is the K-type armoured thermocouple of chromel-alumel；The electronic lighter is high-voltage pulse
Fire maker.
Further, the invention also includes wind screen, the wind screen surrounds heating dish and specimen mounting, the heating dish bottom
Portion is equipped with air inlet.
Preferably, the heating dish is cast iron disk, and a diameter of 300mm~400mm, the gas flow straightener is truncation circle
Taper, small end connection Gas Pipe, the high 100mm of gas flow straightener, big end 50 ± 1mm of internal diameter, small end inner diameter 20 ± 0.5mm are described
Specimen mounting includes metal gate panel and supporting leg, and the metal gate panel is the rectangle of 500mm × 400mm, and lattice dimensions are
15mm × 15mm, a diameter of 0.5~0.6mm of grizzly bar；The supporting leg is supported on the corner of metal gate panel, and supporting leg is metal
Pipe.
The invention also discloses the methods that grillage igniting is carried out using the grillage igniter, it is preferred that the grillage igniting
The burning gases of device use propane.
Preferably, it the described method comprises the following steps：
A, propane gas is lighted using electronic lighter, the size of flame is adjusted by fire adjustment knob；
B, the flame temperature shown using thermocouple A test flame temperature, observation temperature indicator, when flame temperature reaches
Thermocouple A is removed after predetermined temperature；
C, the duration of ignition in time set each face to grillage is set, grillage is placed in specimen mounting centre position；
D, after the duration of ignition arrival in some face of grillage, grillage is overturn using grillage clamper, successively to grillage
Six faces light a fire；
E, after six millet cake fire of grillage, the grillage to ignite is moved on into the position that solar cell plate surface specifies immediately
It puts, observes and records combustion test phenomenon.
Preferably, in step a, during test flame temperature, thermocouple A is placed in above heating dish at 58.7mm, described pre-
Constant temperature degree is 888 ± 10 DEG C.
The beneficial effects of the present invention are：
1st, the configuration of the present invention is simple, rationally；Round heating dish ensure that the uniformity of external flame；Time set can be passed through
Control the heating time in each face of grillage.
2nd, igniter is easy to operate, and controllability is strong.Flame size is regulated, sets time set, firing test device,
Heat each face successively according to prompt tone.Entire experiment process is simple and fast, easily controllable.
3rd, at low cost, good practical effect of the invention, compact, materials economy, simple structure, cost is relatively low, can be very well
Ground meets design requirement.
Description of the drawings
Fig. 1 is schematic structural view of the invention.
In figure：1- heating dish 1,2- combustion gas aperture, 3- electronic lighters, 4- thermocouple B, 5- gases flow straightener, 6- air inlets
Mouth, 8- thermocouple A, 9- operation panel, 10- temperature indicators, 11- time sets, 12- Gas Pipes, 13- testing stands, 14- samples
Frame, 15- wind screens.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with attached drawing, to the present invention into
Row is further described.
As shown in Figure 1, grillage igniter disclosed by the invention, including heating dish 1, specimen mounting 14, testing stand 13, wind screen
The 15 and thermocouple A8 for detecting flame temperature, heating dish 1, specimen mounting 14 are both placed on testing stand 13, and specimen mounting 14 is put
Above heating dish 1, wind screen 15 surrounds heating dish and specimen mounting；1 top surface of heating dish is uniformly arranged combustion gas aperture 2, and combustion gas is small
Hole 2 connects nozzle, and nozzle connection gas flow straightener 5, gas flow straightener 5 connects Gas Pipe 12, and 1 bottom of heating dish is equipped with air inlet
6,1 edge of heating dish is provided with electronic lighter 3 and for detecting the thermocouple B4 whether combustion gas burns, Gas Pipe 12 and gas
The connecting portion of flow straightener 5 is equipped with solenoid valve, and solenoid valve is controlled by thermocouple B4, and electronic lighter 3 uses high-voltage pulse fire maker；
Thermocouple A8 uses the K-type armoured thermocouple of chromel-alumel, thermocouple A8 connections temperature indicator 10, Gas Pipe 12 and gas
The connecting portion of flow straightener 5 is equipped with fire adjustment knob 7；The lower part setting operation panel 9 of testing stand 13, temperature indicator 10 are installed
On operation panel 9, time set 11 is also equipped on operation panel 9.
Heating dish 1 is cast iron disk, and a diameter of 300mm, homogeneous texture, gas are evacuated in 1 inside of heating dish for Washdown type combustion gas
Body flow straightener 5 is frustroconical, and small end connects Gas Pipe 12, the high 100mm of gas flow straightener, big end 50 ± 1mm of internal diameter, small end
20 ± 0.5mm of internal diameter, specimen mounting 14 includes metal gate panel and supporting leg, using 1/2 inch pipe and stainless steel metal grid system
Into the length of side is 500mm × 400mm, and steel wire diameter is 0.5~0.6mm, and lattice dimensions are 15mm × 15mm, are mainly used for supporting
Grillage sample, while when heating dish 1 heats grillage, grillage can be facilitated to be overturn above, the metal gate panel is 500mm
The rectangle of × 400mm, supporting leg are supported on the corner of metal gate panel, and supporting leg uses 1/2 inch pipe.
Also the invention also discloses the methods that grillage igniting is carried out using the grillage igniter by the present invention, it is preferred that grillage
The burning gases of igniter use propane.Concrete operation step is as follows：
1st, the size that needs will be made for the grillage of igniting, there are many specification, the sizes on any one side for the size of grillage
It should not exceed 300mm；
2nd, power supply is opened, propane air valve is opened, lights propane flammable gas with electronic lighter, adjusted by fire adjustment knob 7
Save the size of flame；
3rd, using the temperature of thermocouple A8 test flames, and pass through the temperature of the observation flame of temperature indicator 10 on panel
Degree, when thermocouple of the temperature to remove heating dish top after 888 ± 10 DEG C, test flame temperature, thermocouple A is placed in heating dish
At the 58.7mm of top；
4th, the duration of ignition in each face to grillage of time set 11 is set, grillage is placed in 14 interposition of specimen mounting at once
It puts, closes protecting screen 15, ensure that flame is not influenced by surrounding flow；
5th, treat that each face duration of ignition one arrives, time set 11 can send out alarm, at once using grillage clamper to wood
Pile is overturn, and since grillage each face duration of ignition is different, is lighted a fire successively to six faces of grillage；
6th, after six millet cake fire, the grillage to ignite is moved on into the position that solar cell plate surface specifies immediately, is seen
It examines and records combustion test phenomenon.
Certainly, the present invention can also have other various embodiments, without deviating from the spirit and substance of the present invention, ripe
Various corresponding changes and deformation, but these corresponding changes and deformation can be made according to the present invention by knowing those skilled in the art
The protection domain of appended claims of the invention should all be belonged to.
Claims (7)
1. grillage ignition method, it is characterised in that：Grillage igniting is carried out using grillage igniter, the grillage igniter includes adding
Hot plate, specimen mounting, the heating dish top surface are uniformly arranged combustion gas aperture, and the combustion gas aperture connects nozzle, the nozzle connection
Gas flow straightener, the gas flow straightener connect Gas Pipe, and heating plate edge is provided with electronic lighter, further includes to detect
The thermocouple A of flame temperature, the thermocouple A connections temperature indicator, the Gas Pipe and the connecting portion of gas flow straightener are set
There is fire adjustment knob；The sample is placed on above heating dish；The burning gases of grillage igniter use propane；
Igniting includes the following steps：
A, propane gas is lighted using electronic lighter, the size of flame is adjusted by fire adjustment knob；
B, the flame temperature shown using thermocouple A test flame temperature, observation temperature indicator, when flame temperature reaches predetermined
Thermocouple A is removed after temperature；
C, the duration of ignition in time set each face to grillage is set, grillage is placed in specimen mounting centre position；
D, after the duration of ignition arrival in some face of grillage, grillage is overturn using grillage clamper, successively to the six of grillage
It lights a fire in a face；
E, after six millet cake fire of grillage, the grillage to ignite is moved on into the position that solar cell plate surface specifies immediately,
Observe and record combustion test phenomenon.
2. grillage ignition method according to claim 1, it is characterised in that：The grillage igniter further includes to detect
The thermocouple B whether combustion gas burns, the Gas Pipe 12 and the connecting portion of gas flow straightener 5 are equipped with solenoid valve, the solenoid valve
It is controlled by thermocouple B.
3. grillage ignition method according to claim 1, it is characterised in that：The grillage igniter further includes testing stand,
The heating dish is placed on testing stand, the lower part setting operation panel of the testing stand, and the temperature indicator is mounted on operation
On panel, time set is also equipped on the operation panel.
4. grillage ignition method according to claim 1, it is characterised in that：The thermocouple A is the K-type of chromel-alumel
Armoured thermocouple；The electronic lighter is high-voltage pulse fire maker.
5. grillage ignition method according to claim 1, it is characterised in that：The grillage igniter further includes wind screen,
The wind screen surrounds heating dish and specimen mounting, and the heating tray bottom is equipped with air inlet.
6. grillage ignition method according to claim 1, it is characterised in that：The heating dish is cast iron disk, a diameter of
300mm~400mm, the gas flow straightener are frustroconical, and small end connects Gas Pipe, the high 100mm of gas flow straightener, big end
50 ± 1mm of internal diameter, 20 ± 0.5mm of small end inner diameter, the specimen mounting include metal gate panel and supporting leg, the metal gate panel
For the rectangle of 500mm × 400mm, lattice dimensions are 15mm × 15mm, a diameter of 0.5~0.6mm of grizzly bar；The supporting leg support
In the corner of metal gate panel, supporting leg is metal tube.
7. grillage ignition method according to claim 1, it is characterised in that：In step a, during test flame temperature, heat
Galvanic couple A is placed in above heating dish at 58.7mm, and the predetermined temperature is 888 ± 10 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610312629.9A CN105805779B (en) | 2016-05-11 | 2016-05-11 | Grillage igniter and grillage ignition method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610312629.9A CN105805779B (en) | 2016-05-11 | 2016-05-11 | Grillage igniter and grillage ignition method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105805779A CN105805779A (en) | 2016-07-27 |
| CN105805779B true CN105805779B (en) | 2018-06-29 |
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ID=56455840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610312629.9A Active CN105805779B (en) | 2016-05-11 | 2016-05-11 | Grillage igniter and grillage ignition method |
Country Status (1)
| Country | Link |
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| CN (1) | CN105805779B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110780023A (en) * | 2019-12-04 | 2020-02-11 | 浙江光华科技股份有限公司 | Flame retardant effect test furnace for saturated polyester resin |
Citations (8)
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|---|---|---|---|---|
| US516930A (en) * | 1894-03-20 | Handle | ||
| US5244814A (en) * | 1991-05-20 | 1993-09-14 | Forintek Canada Corporation | Decay detection in wood |
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| CN202305448U (en) * | 2011-10-28 | 2012-07-04 | 公安部天津消防研究所 | Automatic fuel gas cutting off device used for burning resistance detection in large board burning method |
| CN202693544U (en) * | 2012-07-23 | 2013-01-23 | 上海储融检测技术有限公司 | Battery combustion tester |
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| CN205957224U (en) * | 2016-05-11 | 2017-02-15 | 公安部四川消防研究所 | Grillage is with a firearm |
-
2016
- 2016-05-11 CN CN201610312629.9A patent/CN105805779B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US516930A (en) * | 1894-03-20 | Handle | ||
| US5244814A (en) * | 1991-05-20 | 1993-09-14 | Forintek Canada Corporation | Decay detection in wood |
| CN2347165Y (en) * | 1997-11-28 | 1999-11-03 | 山东省纺织科学研究院 | Fabric heat transfer performance analyzer |
| CN102252344A (en) * | 2011-04-29 | 2011-11-23 | 安徽工业大学 | Novel ignition temperature measuring device for experiment |
| CN202305448U (en) * | 2011-10-28 | 2012-07-04 | 公安部天津消防研究所 | Automatic fuel gas cutting off device used for burning resistance detection in large board burning method |
| CN202693544U (en) * | 2012-07-23 | 2013-01-23 | 上海储融检测技术有限公司 | Battery combustion tester |
| CN205037297U (en) * | 2015-10-10 | 2016-02-17 | 长沙恒威安防科技有限公司 | Tray for combustion structure for simulation that fire control is kidney -yang |
| CN205957224U (en) * | 2016-05-11 | 2017-02-15 | 公安部四川消防研究所 | Grillage is with a firearm |
Non-Patent Citations (2)
| Title |
|---|
| 木垛火热释放速率的试验研究;黄晓露等;《消防科学与技术》;20140515;第484-486页 * |
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| CN105805779A (en) | 2016-07-27 |
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