CN208998933U - A kind of calibration equipment of flame detection equipment - Google Patents
A kind of calibration equipment of flame detection equipment Download PDFInfo
- Publication number
- CN208998933U CN208998933U CN201821943900.XU CN201821943900U CN208998933U CN 208998933 U CN208998933 U CN 208998933U CN 201821943900 U CN201821943900 U CN 201821943900U CN 208998933 U CN208998933 U CN 208998933U
- Authority
- CN
- China
- Prior art keywords
- detection
- light intensity
- power supply
- light source
- equipment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Abstract
The utility model discloses a kind of calibration equipments of flame detection equipment, comprising: tunable light source, detection-display module and power supply;The tunable light source includes the infrared light supply of imitative furnace flame, and the light intensity of the infrared light supply is adjustable;What the detection-display module and flame detection equipment to be verified were set to the infrared light supply irradiates place;Detection-the display module for realizing the light intensity to the infrared light supply control, detection and display;The power supply is electrically connected with tunable light source, detection-display module respectively, for powering for tunable light source, detection-display module.The calibration equipment of the utility model flame detection equipment, only need to by the output valve of the numerical value shown in display device and flame detection equipment be compared, can calibration equipment, it is easy to operate, practicability is high.
Description
Technical field
The utility model relates to a kind of calibration equipment of flame detection equipment more particularly to the boiler furnace of fired power generating unit fire
The calibration equipment of flame detection device.
Background technique
In thermal power plant, Boiler Furnace Safeguard Supervisory System FSSS is the important guarantor of boiler and unit safety operation
Barrier.Wherein, boiler extinguishment protection is an important protection project of FSSS system, monitors hearth combustion by flame detection equipment
Process takes corresponding protection act in fire extinguishing.Therefore flame detection equipment is the core equipment of Furnace Safeguard Supervisory System,
The accuracy of detection directly influences Furnace Safeguard Supervisory System reliability of operation.In order to ensure flame detection equipment can
It leans on, it is accurate to run, it needs periodically to verify flame detection equipment.
Currently, making the verification hand of flame detection equipment since power plant scene lacks the technological means of quantitative detection to light source
Section is weak, random very big.For example, irradiating light intensity sensor probe using flashlight, and assume that light intensity is a certain value, then adjusts
The amplification coefficient of whole calibration equipment keeps its output valve and assumed value equal.Obvious this verification mode lacks quantitative foundation, essence
True property is poor.
Therefore, a kind of calibration equipment for furnace flame detection device is designed, to flame detection equipment from quantitative angle
It is realized and is verified using alignments, improve checking precision, had great importance to the safe operation for guaranteeing boiler.
Utility model content
In order to solve above-mentioned the deficiencies in the prior art, the utility model provides a kind of calibration equipment of flame detection equipment.
Technical problem to be solved in the utility model is achieved by the following technical programs:
A kind of calibration equipment of flame detection equipment, comprising: tunable light source, detection-display module and power supply;It is described
Tunable light source includes the infrared light supply of imitative furnace flame, and the light intensity of the infrared light supply is adjustable;Detection-the display module and to
What verification flame detection equipment was set to the infrared light supply irradiates place;Detection-the display module is for realizing to described
Control, detection and the display of the light intensity of infrared light supply;The power supply respectively with tunable light source, detection-display module
It is electrically connected, for powering for tunable light source, detection-display module.
The tunable light source is used for the infrared light that simulated hearth flame issues, and the light intensity of the tunable light source is adjustable;
Further, the tunable light source includes the infrared lamp of imitative furnace flame, and the infrared lamp is connect with pwm circuit, and can be passed through
The size of pwm circuit adjusting infrared lamp light intensity.
Further, the detection-display module includes single-chip microcontroller, light intensity sensor and display device, the single-chip microcontroller
It is connect respectively with the light intensity sensor, display device and pwm circuit, the light intensity sensor is for detecting tunable light source
Current light intensity value, and the current light intensity value that will test is transferred to the single-chip microcontroller, by light intensity after being handled via the single-chip microcontroller
The detected value of sensor is shown by the display device.
Further, the model STM32 of the single-chip microcontroller.
Further, the display device is liquid crystal display.
It further, further include shell, the hull outside is equipped with operation panel, is provided on the operation panel and always opens
Pass, indicator light, light intensity regulating knob and the display device, the enclosure interior are equipped with the power supply, single-chip microcontroller and light intensity and pass
Sensor;The master switch, indicator light and light intensity regulating knob are connect with the single-chip microcontroller of enclosure interior respectively.
Further, the power supply is lithium battery group.
Further, the power supply includes the first power supply and second source independently, and first power supply is used
It powers in for the tunable light source, the second light source is used for as the detection-display module power supply.
The utility model has the following beneficial effects:
(1) calibration equipment of the utility model flame detection equipment realizes measurement, display, operation by core of single-chip microcontroller
Etc. functions have the advantages that intelligent, easy to operate and using LCD liquid crystal display as display interface.
(2) calibration equipment of the utility model flame detection equipment, only need to be by the numerical value shown in display device and flame
The output valve of detection device be compared, can calibration equipment, it is easy to operate, practicability is high.
(3) calibration equipment of the utility model flame detection equipment is avoided using infrared light supply simulated hearth flame in reality
The difficulty of border high temperature site environment verification;And adjustable light intensity, each operating condition lower hearth flame is simulated, checking precision is improved, is had
There is good application value.
(4) the utility model is widely portable to power industry.
Detailed description of the invention
Fig. 1 is the structure chart of the utility model calibration equipment;
Fig. 2 is the schematic diagram of the tunable light source of the utility model;
Fig. 3 is detection-display module schematic illustration of the utility model;
Fig. 4 is the operation panel design diagram of the utility model.
Specific embodiment
The utility model is described in detail with reference to the accompanying drawings and examples.
A kind of calibration equipment of flame detection equipment, comprising: tunable light source, detection-display module and power supply.
The tunable light source includes the infrared light supply of imitative furnace flame, and the light intensity of the infrared light supply is adjustable.This is practical new
In type, using infrared light supply simulated hearth flame, the difficulty verified in practical high temperature site environment is avoided.Specifically, described can
Light modulation source includes the infrared lamp of imitative furnace flame, and the infrared lamp is connect with pwm circuit, and can be adjusted by pwm circuit infrared
The strong size of light.
Tunable light source principle is as shown in Figure 2.Since infrared characteristic is mainly presented in furnace flame on frequency spectrum, which is used
Infrared lamp is as light source, simulated hearth flame environment;The light intensity of light source is adjusted using pwm circuit, principle is by PWM (arteries and veins
Rush width modulated) power control is carried out, and then realize brightness regulation.
It should be noted that pwm circuit is the circuit structure of this field routine, it is known to those skilled in the art
, and the utility model does not optimize the circuit, details are not described herein.
What the detection-display module and flame detection equipment to be verified were set to the infrared light supply irradiates place;?
When practical verification, the infrared light supply irradiates the detection-display module and flame detection equipment to be verified simultaneously.
Detection-the display module for realizing the light intensity to the infrared light supply control, detection and display.It is excellent
Selection of land, the detection-display module include single-chip microcontroller, light intensity sensor and display device, the single-chip microcontroller respectively with the light
Strong sensor, display device and pwm circuit connection, the light intensity sensor are used to detect the current light intensity value of tunable light source,
And the current light intensity value that will test is transferred to the single-chip microcontroller, by the detection of light intensity sensor after being handled via the single-chip microcontroller
Value is shown by the display device.In the utility model, as shown in Figure 1, the detection-display module and fire defector to be verified
Equipment receives the illumination of tunable light source simultaneously, and light intensity sensor is popped one's head in by light intensity detects the current light intensity value of tunable light source, defeated
Enter single-chip microcontroller, shows the detected value of light intensity sensor on the display apparatus after being handled by single-chip microcontroller;Meanwhile flame inspection to be verified
Measurement equipment receives to show an output valve at the end flame detection equipment DCS to be verified after the illumination of tunable light source.This is practical new
Type by detected value to the light intensity sensor shown on the display apparatus with shown on flame detection equipment to be verified it is defeated
Value is compared out, and the verification to flame detection equipment can be realized, easy to operate, and testing accuracy is high.
It should be noted that flame detection equipment is the conventional equipment of this field monitoring boiler furnace, those skilled in the art
Known its of member is access DCS system at work, will test value and is shown on DCS.
In the utility model, the single-chip microcontroller is connect with pwm circuit, and the PWM regulating command of tunable light source is also by single-chip microcontroller
Control.By this set, the control to the light intensity of the infrared light supply is realized, simulate the burner hearth fire under various operating conditions
Flame.
The model of the single-chip microcontroller is preferably STM32.
The power supply is electrically connected with tunable light source, detection-display module respectively, for being tunable light source, detection-
Display module power supply.Preferably, the power supply is rechargeable lithium battary group.It is highly preferred that the power supply includes
The first power supply and second source independently, first power supply are used to power for the tunable light source, the second light source
For powering for the detection-display module.In the utility model, tunable light source and detection-display module are independent using two groups
Battery pack is not necessarily to external power supply, has device easy to use and portable;Battery can repeated charge use, have environmental protection it is excellent
Gesture.
The model of light intensity sensor is not particularly limited in the utility model, the conventional model of this field can be used,
As long as realizing the light-intensity test to tunable light source.Preferably, the model TSL2561 of the light intensity sensor.
The display device is preferably liquid crystal display, but not limited to this.
As a further improvement, further including shell, the hull outside is equipped with operation panel, refering to Fig. 4, the display dress
It sets and is embedded in the operation panel, master switch, indicator light, light intensity regulating knob are additionally provided on the operation panel, it is described
Power supply, single-chip microcontroller and light intensity sensor are disposed in the housing portion;The master switch, indicator light and light intensity regulating knob point
It is not connect with the single-chip microcontroller of enclosure interior.In the utility model, master switch is used to control the start and stop of calibration equipment;The indicator light
For indicating the current working status of calibration equipment;Light intensity regulating knob is used to adjust the light intensity of tunable light source;Single-chip microcontroller receives
The instruction of light intensity regulating knob, and regulating command is sent to pwm circuit, control the light intensity of tunable light source.In the utility model,
The functions such as control, detection and display are realized by core of single-chip microcontroller, and using liquid crystal display as display interface, there is intelligent, operation side
Just the advantages of.
The mode in hull outside setting operation panel is not particularly limited in the utility model, this field can be used
Conventional arrangement, as an example, operation panel is fixed by screw and shell.
The above-mentioned embodiments merely express the embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
Therefore it cannot be interpreted as that a limitation on the scope of the patent of the present invention, as long as using the form institute of equivalent substitution or equivalent transformation
The technical solution of acquisition, shall fall within the scope of the present invention.
Claims (8)
1. a kind of calibration equipment of flame detection equipment characterized by comprising tunable light source, detection-display module and power supply
Power supply;The tunable light source includes the infrared light supply of imitative furnace flame, and the light intensity of the infrared light supply is adjustable;The detection-is aobvious
Show that module and flame detection equipment to be verified be set to the infrared light supply irradiates place;Detection-the display module is used for
Realize control, detection and the display to the light intensity of the infrared light supply;The power supply respectively with tunable light source, inspection
Survey-display module is electrically connected, for powering for tunable light source, detection-display module.
2. calibration equipment as described in claim 1, which is characterized in that the tunable light source includes the infrared of imitative furnace flame
Lamp, the infrared lamp are connect with pwm circuit, and the size of infrared lamp light intensity can be adjusted by pwm circuit.
3. calibration equipment as claimed in claim 2, which is characterized in that the detection-display module includes single-chip microcontroller, light intensity biography
Sensor and display device, the single-chip microcontroller are connect with the light intensity sensor, display device and pwm circuit respectively, the light
Strong sensor is used to detect the current light intensity value of tunable light source, and the current light intensity value that will test is transferred to the single-chip microcontroller,
The detected value of light intensity sensor is shown by the display device after being handled via the single-chip microcontroller.
4. calibration equipment as claimed in claim 3, which is characterized in that the model STM32 of the single-chip microcontroller.
5. calibration equipment as claimed in claim 3, which is characterized in that the display device is liquid crystal display.
6. calibration equipment as claimed in claim 3, which is characterized in that further include shell, the hull outside is equipped with operating surface
Plate is provided with master switch, indicator light, light intensity regulating knob and the display device, the enclosure interior on the operation panel
Equipped with the power supply, single-chip microcontroller and light intensity sensor;The master switch, indicator light and light intensity regulating knob respectively with shell
Internal single-chip microcontroller connection.
7. calibration equipment as described in claim 1, which is characterized in that the power supply is lithium battery group.
8. calibration equipment as claimed in claim 7, which is characterized in that the power supply includes the first power supply independently
And second source, first power supply are used to power for the tunable light source, the second source is used to be the detection-display
Module for power supply.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821943900.XU CN208998933U (en) | 2018-11-23 | 2018-11-23 | A kind of calibration equipment of flame detection equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821943900.XU CN208998933U (en) | 2018-11-23 | 2018-11-23 | A kind of calibration equipment of flame detection equipment |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208998933U true CN208998933U (en) | 2019-06-18 |
Family
ID=66808015
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201821943900.XU Active CN208998933U (en) | 2018-11-23 | 2018-11-23 | A kind of calibration equipment of flame detection equipment |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN208998933U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113340412A (en) * | 2020-02-18 | 2021-09-03 | 阿自倍尔株式会社 | Light detection system and discharge probability calculation method |
-
2018
- 2018-11-23 CN CN201821943900.XU patent/CN208998933U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113340412A (en) * | 2020-02-18 | 2021-09-03 | 阿自倍尔株式会社 | Light detection system and discharge probability calculation method |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104143959A (en) | Performance degradation monitoring system for photovoltaic cell | |
CN202693544U (en) | Battery combustion tester | |
RU2011130826A (en) | SAFETY DEVICE FOR FUEL GAS ANALYSIS | |
CN107702801A (en) | The thermal runaway prior-warning device and its method for early warning of a kind of lithium ion battery based on temperature sensing | |
CN206574220U (en) | A kind of gas leakage monitoring system | |
CN105562952A (en) | Monitoring system for laser device | |
CN208998933U (en) | A kind of calibration equipment of flame detection equipment | |
CN102621474A (en) | Light source simulator for detecting solar cell | |
CN215180587U (en) | Electrical fire fault simulation system | |
CN104316563B (en) | Building heat preservation photovoltaic component combustibility test device and method of testing | |
CN207781836U (en) | The thermal runaway early warning device of lithium ion battery in charge and discharge process | |
CN203744293U (en) | Numerical controlled gas combustion device | |
CN111852395A (en) | Wellhead control system and control method | |
CN105577117A (en) | Solar cell array illumination test device and method | |
CN202522669U (en) | Light source simulator used for detecting solar battery | |
CN205562713U (en) | System for gas insulated metal enclosed swit chgear heating device of on -line monitoring transformer substation | |
CN105466557A (en) | Power plant gas boiler flame detection device | |
CN206789025U (en) | Gas safe control system | |
CN203311272U (en) | Intelligent indoor gas monitoring and regulating device | |
CN204145415U (en) | Photovoltaic cell performance decay monitoring system | |
CN205426838U (en) | Detection apparatus for full -scale range methane concentration measurement is realized to single carrier catalysis component | |
CN205842663U (en) | Energy-saving kitchen range stove | |
CN109118722A (en) | A kind of combustible gas detecting device and system | |
CN203658244U (en) | Constant-temperature light source unit | |
CN203657526U (en) | Monitoring system of kiln |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |