CN205919929U - Hydrogen fuel vehicle hydrogen leaks combined detection sensor - Google Patents
Hydrogen fuel vehicle hydrogen leaks combined detection sensor Download PDFInfo
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- CN205919929U CN205919929U CN201620766768.4U CN201620766768U CN205919929U CN 205919929 U CN205919929 U CN 205919929U CN 201620766768 U CN201620766768 U CN 201620766768U CN 205919929 U CN205919929 U CN 205919929U
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- hydrogen
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- catalytic combustion
- adc
- detection sensor
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Abstract
The utility model discloses hydrogen fuel vehicle hydrogen leaks combined detection sensor discloses including hydrogen semiconductor sensor, ADC MCU processing ware, hydrogen catalytic combustion sensor, hydrogen catalytic combustion sensor and hydrogen semiconductor sensor constitute the compound sensor together, interface connection hydrogen catalytic combustion sensor and the hydrogen semiconductor sensor of ADC MCU processing ware, and ADC MCU processing ware one side connecting communication interface, this patent is applicable to the check point that needs to detect the hydrogen leakage in the hydrogen fuel vehicle trade and carries out hydrogen leak testing, appear the place that hydrogen leaked easily like gas cylinder cabin, inflation inlet, relief pressure valve, hydrogen pipe way, hydrogen pipe way valve, engine etc. Use the singlechip that has ADC to gather the signal and semiconductor sensor's signal of catalytic combustion sensor, the fitting processing that digitize, real time output collection concentration is worth for it leaks more accurately to detect hydrogen.
Description
Technical field
This utility model is related to hydrogen gas leakage detection technique field, and especially hydrogen powered vehicle hydrogen gas leakage compound detection passes
Sensor.
Background technology
Hydrogen powered vehicle refers to the automobile with hydrogen as main energetic, different from the diesel locomotive using Fossil fuel, hydrogen
Fuel automobile is in the prototype test stage, is also introduced into the state produced in batches, use in a large number, and hydrogen powered vehicle uses gas
Hydrogen drives.Hydrogen fuel cell and motor replace general engine, i.e. hydrogen fuel cell.Its principle is hydrogen input fuel electricity
Chi Zhong, the electronics of hydrogen atom is intercepted by PEM, is transmitted to positive pole by external circuit from negative pole, becomes electrical energy drive electronic
Machine；The proton of hydrogen atom passes through PEM and is combined into pure water smoke discharge with oxidation, and hydrogen powered vehicle is made using gaseous hydrogen
For energy supply source, but hydrogen safety in disposal process is unusual stubborn problem, typically in hydrogen acquisition system, only
It is acquired using one of above-mentioned sensor sensor.Because various sensors have the advantages that oneself and lack
Point has strong motion, high/low temperature change in hydrogen powered vehicle, should respond sensitive during low concentration it is impossible to meet, and adopts during high concentration
Collection accurately requires.
Utility model content
Technical problem to be solved in the utility model is to provide hydrogen powered vehicle hydrogen gas leakage compound detection sensor.
For solving above-mentioned existing technical problem, this utility model is using following scheme: inclusion hydrogen semiconductor transducer,
Adc processor of single chip computer, hydrogen catalytic combustion sensor, described hydrogen catalytic combustion sensor and hydrogen semiconductor transducer one
Rise, form compound sensor, the interface of adc processor of single chip computer connects hydrogen catalytic combustion sensor and hydrogen semiconductor sensing
Device, adc processor of single chip computer side connecting communication interface.
Preferably, the quantitative collection of described hydrogen semiconductor transducer low concentration is between 0 ~ 2000ppm.
Preferably, the quantitative collection of the low high concentration of described hydrogen catalytic combustion sensor 2000ppm ~ 40000ppm it
Between.
Preferably, described hydrogen semiconductor transducer and hydrogen catalytic combustion sensor are all connected with power supply.
Beneficial effect:
This utility model purpose is to provide hydrogen powered vehicle hydrogen gas leakage compound detection sensor, and low concentration sensitivity is high,
Stable output signal during high concentration.
Brief description
Fig. 1 is structural representation of the present utility model.
Specific embodiment
As shown in figure 1, hydrogen powered vehicle hydrogen gas leakage compound detection sensor, mono- including hydrogen semiconductor transducer, adc
Piece machine processor, hydrogen catalytic combustion sensor, described hydrogen catalytic combustion sensor together with hydrogen semiconductor transducer, group
Become compound sensor, the interface of adc processor of single chip computer connects hydrogen catalytic combustion sensor and hydrogen semiconductor transducer,
Adc processor of single chip computer side connecting communication interface, the quantitative collection of described hydrogen semiconductor transducer low concentration 0 ~
Between 2000ppm, the quantitative collection of the low high concentration of described hydrogen catalytic combustion sensor is between 2000 ~ 40000ppm, described
Hydrogen semiconductor transducer and hydrogen catalytic combustion sensor are all connected with power supply.
During work: combined using hydrogen catalytic combustion sensor and hydrogen semiconductor transducer, composition is compound to be passed
Sensor, gathers hydrogen gas leakage situation.
Using the signal and the hydrogen semiconductor transducer that gather hydrogen catalytic combustion sensor with adc processor of single chip computer
Signal, be digitized process of fitting treatment, in real time output collection concentration value.
When low concentration leaks, during using hydrogen semiconductor transducer low concentration, respond sensitive characteristic, carry out 100ppm ~
2000ppm signal carries out quantitative collection, carries out qualitative collection to 2000ppm ~ 50000ppm；
When higher concentration leaks, using hydrogen catalytic combustion sensor output signal linearity, degree of stability is high, concordance is good
Characteristic, enter and qualitative collection carried out to 2000ppm ~ 40000ppm, hydrogen gas leakage when low concentration (0 ~ 2000ppm), response spirit
Sensitivity is 100ppm, and resolution is 100ppm, and accuracy is ± 200ppm, and hydrogen gas leakage is at high concentration (2000 ~ 40000ppm)
When, corresponding sensitivity is 1000ppm, and resolution is 1000ppm, and accuracy is ± 1000ppm,
After above collection signal is filtered processing, digital signal output can be carried out, and numerical value show, network remote
Pass etc..
This utility model needs the test point detecting hydrogen gas leakage to carry out hydrogen gas leakage be applied to hydrogen powered vehicle industry
Detection, as hydrogen gas leakage easily in gas cylinder cabin, inflation inlet, air relief valve, hydrogen pipeline, hydrogen pipeline valve, electromotor etc.
Place.
Specific embodiment described herein is only explanation for example to this utility model spirit.This utility model institute
Belong to those skilled in the art described specific embodiment can be made with various modifications or supplement or using similar
Mode substitute, but without departing from of the present utility model spirit or surmount scope defined in appended claims.
Claims (4)
1. hydrogen powered vehicle hydrogen gas leakage compound detection sensor, including hydrogen semiconductor transducer, adc processor of single chip computer,
Hydrogen catalytic combustion sensor it is characterised in that described hydrogen catalytic combustion sensor is together with hydrogen semiconductor transducer, group
Become compound sensor, the interface of adc processor of single chip computer connects hydrogen catalytic combustion sensor and hydrogen semiconductor transducer,
Adc processor of single chip computer side connecting communication interface.
2. according to claim 1 hydrogen powered vehicle hydrogen gas leakage compound detection sensor it is characterised in that described hydrogen half
The quantitative collection of conductor sensor low concentration is between 0 ~ 2000ppm.
3. according to claim 1 hydrogen powered vehicle hydrogen gas leakage compound detection sensor it is characterised in that described hydrogen is urged
The quantitative collection changing the low high concentration of combustion sensor is between 2000 ~ 40000ppm.
4. according to claim 1 hydrogen powered vehicle hydrogen gas leakage compound detection sensor it is characterised in that described hydrogen half
Conductor sensor and hydrogen catalytic combustion sensor are all connected with power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620766768.4U CN205919929U (en) | 2016-07-21 | 2016-07-21 | Hydrogen fuel vehicle hydrogen leaks combined detection sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620766768.4U CN205919929U (en) | 2016-07-21 | 2016-07-21 | Hydrogen fuel vehicle hydrogen leaks combined detection sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205919929U true CN205919929U (en) | 2017-02-01 |
Family
ID=57873485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620766768.4U Expired - Fee Related CN205919929U (en) | 2016-07-21 | 2016-07-21 | Hydrogen fuel vehicle hydrogen leaks combined detection sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205919929U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107331139A (en) * | 2017-07-15 | 2017-11-07 | 潍坊弗莱瑞电子科技有限公司 | A kind of intelligent wireless detection sensor |
| CN111024752A (en) * | 2019-12-24 | 2020-04-17 | 沃尔特电子（苏州）有限公司 | Hydrogen fuel cell automobile exhaust check out test set |
-
2016
- 2016-07-21 CN CN201620766768.4U patent/CN205919929U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107331139A (en) * | 2017-07-15 | 2017-11-07 | 潍坊弗莱瑞电子科技有限公司 | A kind of intelligent wireless detection sensor |
| CN111024752A (en) * | 2019-12-24 | 2020-04-17 | 沃尔特电子（苏州）有限公司 | Hydrogen fuel cell automobile exhaust check out test set |
| CN111024752B (en) * | 2019-12-24 | 2022-05-17 | 沃尔特电子（苏州）有限公司 | Hydrogen fuel cell automobile exhaust check out test set |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170201 Termination date: 20210721 |