CN109240371A - A kind of quick temperature-controlling system and its method applied to ion mobility spectrometry - Google Patents
A kind of quick temperature-controlling system and its method applied to ion mobility spectrometry Download PDFInfo
- Publication number
- CN109240371A CN109240371A CN201811162414.9A CN201811162414A CN109240371A CN 109240371 A CN109240371 A CN 109240371A CN 201811162414 A CN201811162414 A CN 201811162414A CN 109240371 A CN109240371 A CN 109240371A
- Authority
- CN
- China
- Prior art keywords
- temperature
- ion mobility
- mobility spectrometry
- heating
- transference tube
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/62—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode
Abstract
The invention discloses a kind of quick temperature-controlling systems and its method applied to ion mobility spectrometry.The system includes: that the heating cooler of transference tube tail portion air inlet pipeline is arranged in；The temperature sensor of detection gas line temperature；The temperature controller of the gas piping temperature is controlled based on the temperature of temperature sensor detection；When application method includes the following steps: the starting of (1) ion mobility spectrometry, heating cooler is heated, and is carried out power regulation according to the temperature conditions of temperature sensor feedback, is rapidly entered working condition；(2) when needing to clean transference tube, heating cooler carries out heating with full power, realizes transference tube Rapid Cleaning, and cleaning is completed, quickly cooling for transference tube into refrigeration mode.Using the present invention, the power under working condition can be reduced to 2W or less by 10W；The instrument clean time was shortened to 1 minute by original 15 minutes to half an hour；Instrument is switched on preheating time by original 15 minutes, is reduced to 2 minutes.
Description
Technical field
The invention belongs to chemical analysis instrument technical fields, and in particular to a kind of quick temperature control applied to ion mobility spectrometry
System and method.
Background technique
Existing transference tube temperature-controlling system mainly pastes heating film in transference tube appearance, and sets on tube body
Set a temperature sensor.Gas in transference tube is passed into after heating film heating, larger, heating effect is lost in centre
By air-flow, gas initial temperature and humidity influence are very big.The temperature that temperature sensor measures is transference tube surface temperature, and
It is not the temperature of migration gas in migration tube, and migrates detection stability and standard of the stability to instrument of the actual temperature of gas
True property plays great effect.When sample detection, which finishes, carries out transference tube cleaning, migration tube gas flow rate moment
Increase, gas temperature quickly reduces, is unfavorable for remaining in sample molecule in migration tube and clears up away, so that scavenging period is longer.
Therefore ion mobility spectrometry in use, heating detection result and the temperature difference in realistic objective fluid it is larger, and
Existing heating method makes that instrument self-cleaning process takes a long time and existing heated for controlling temperature mode makes instrument operating power consumption larger.
Summary of the invention
For overcome the deficiencies in the prior art, the present invention provide a kind of quick temperature-controlling system applied to ion mobility spectrometry and
Its method realizes the controllable precise of the temperature of migration gas in transference tube, realizes Ion transfer by quickly controlling temperature
Quick self-cleaning is managed, while reducing power consumption.
The technical solution used to solve the technical problems of the present invention is that:
A kind of quick temperature-controlling system applied to ion mobility spectrometry, comprising:
The heating cooler of transference tube tail portion air inlet pipeline is set；
The temperature sensor of detection gas line temperature；
The temperature controller of the gas piping temperature is controlled based on the temperature of temperature sensor detection
As the optimal technical scheme of the application, the heating cooler by be arranged in air inlet pipeline side Peltier and
The heating film of the other side is constituted, wherein is additionally provided with cooling fin on the outside of Peltier；Heating film is resistance wire or printing thick-film heating member
Any one in part.
As the optimal technical scheme of the application, the front-end and back-end of the air inlet pipeline are all equipped with temperature sensor,
The gas outlet of transference tube front end also is provided with temperature sensor.
As the optimal technical scheme of the application, the temperature sensor is appointing in thermoelectricity occasionally thermistor (temperature) sensor
It anticipates one kind.
As the optimal technical scheme of the application, the temperature sensor is PT100.
The method of the above-mentioned quick temperature-controlling system applied to ion mobility spectrometry, includes the following steps:
(1) when ion mobility spectrometry starts, Peltier and heating film are heated simultaneously, the temperature fed back according to temperature sensor
It spends situation and carries out power regulation, to reach fast lifting migration tube internal temperature, constant migration temperature degree, so that instrument is quickly complete
At preheating, into working condition；
(2) when instrument is contaminated, when needing to clean transference tube, Peltier and heating film carry out total power simultaneously and add
Heat makes migration gas be rapidly heated, realizes transference tube Rapid Cleaning, and when cleaning is completed, Peltier enters refrigeration mode, fastly
Speed is that transference tube is cooled down, when migration gas temperature reaches operating temperature, the work of system call interception Peltier and heating film
Make state and power, realization is rapidly achieved stable operating condition.
Beneficial effect
Quick temperature-controlling system provided by the invention applied to ion mobility spectrometry has with following compared with prior art
Beneficial effect:
(1) original migration spectrum heating film power 10W or more can be by the function under working condition using present system
Rate is controlled in 2W or less；
(2) the instrument clean time was shortened to 1 minute by original 15 minutes to half an hour；Instrument be switched on preheating time by
It originally 15 minutes, is reduced to 2 minutes.
Detailed description of the invention
Fig. 1 is a kind of quick temperature-control structure schematic diagram applied to ion mobility spectrometry of the present invention；
Wherein 1- transference tube；2- ion detector；3- Peltier；4- heating film；5- temperature sensor；6- heat dissipation
Piece.
Specific embodiment
In order to make the content of the present invention more clearly understood, the present invention is done further in detail with reference to embodiments
It describes in detail bright.In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only to show
Meaning mode illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention.
Embodiment 1:
A kind of quick temperature-controlling system applied to ion mobility spectrometry, including be arranged in 1 tail portion air inlet pipeline of transference tube
Heating cooler；Heating cooler is made of the Peltier 3 and the heating film 4 of the other side that air inlet pipeline side is arranged in, pa
You are additionally provided with cooling fin 6 in 3 outside of patch；Heating film 4 is any one in resistance wire or printing thick-film heating element；The air inlet
The front-end and back-end of pipeline are respectively provided with a temperature sensor 5, also are provided with a temperature in the gas outlet of transference tube front end
Sensor 5,5 model PT100 of temperature sensor, while being additionally provided with based on the temperature of temperature sensor detection and controlling the gas
The temperature controller (not marking in figure) of body line temperature, the temperature controller can use mechanical temperature controller, can also
To use electronic temperature controller, such as Resistance Temperature controller or thermojunction type temperature controller etc..
The method of quick temperature-controlling system applied to ion mobility spectrometry, includes the following steps:
(1) when ion mobility spectrometry starts, Peltier 3 and heating film 4 are heated simultaneously, are fed back according to temperature sensor 5
Temperature conditions carry out power regulation, to reach fast lifting migration tube internal temperature, constant migration temperature degree, so that instrument is fast
Speed completes preheating, into working condition；
(2) when instrument is contaminated, when needing to clean transference tube 1, Peltier 3 and heating film 4 carry out full function simultaneously
Rate heating makes migration gas be rapidly heated, realizes 1 Rapid Cleaning of transference tube, and when cleaning is completed, Peltier 3, which enters, to freeze
Mode is quickly cooled down for transference tube 1, when migration gas temperature reaches operating temperature, system call interception Peltier and plus
The working condition and power of hotting mask, realization are rapidly achieved stable operating condition.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein (including technology art
Language and scientific term) there is meaning identical with the general understanding of those of ordinary skill in the application fields.Should also
Understand, those terms such as defined in the general dictionary, which should be understood that, to be had and the meaning in the context of the prior art
The consistent meaning of justice, and unless defined as here, it will not be explained in an idealized or overly formal meaning.
The meaning of "and/or" described herein refers to that the case where respective individualism or both exists simultaneously wraps
Including including.
The meaning of " connection " described herein can be between component be directly connected to be also possible to pass through between component
Other components are indirectly connected with.
Protection content of the invention is not limited to above embodiments.Without departing from the spirit and scope of the invention, originally
Field technical staff it is conceivable that variation and advantage be all included in the present invention, and with the attached claims be protection
Range.
Claims (5)
1. a kind of quick temperature-controlling system applied to ion mobility spectrometry characterized by comprising
The heating cooler of transference tube tail portion air inlet pipeline is set；
The temperature sensor of detection gas line temperature；
The temperature controller of the gas piping temperature is controlled based on the temperature of temperature sensor detection
Quick temperature-controlling system according to claim 1 applied to ion mobility spectrometry, which is characterized in that the heating refrigeration
Device is made of the Peltier and the heating film of the other side that air inlet pipeline side is arranged in, wherein is additionally provided with heat dissipation on the outside of Peltier
Piece；Heating film is any one in resistance wire or printing thick-film heating element.
2. the quick temperature-controlling system according to claim 1 applied to ion mobility spectrometry, which is characterized in that the air inlet pipe
The front-end and back-end on road are all equipped with temperature sensor, also are provided with temperature sensor in the gas outlet of transference tube front end.
3. the quick temperature-controlling system according to claim 1 applied to ion mobility spectrometry, which is characterized in that the temperature passes
Sensor is any one in thermoelectricity occasionally thermistor (temperature) sensor.
4. the quick temperature-controlling system according to claim 3 applied to ion mobility spectrometry, which is characterized in that the temperature passes
Sensor is PT100.
5. the method for the quick temperature-controlling system as claimed in claim 2 applied to ion mobility spectrometry, which is characterized in that including as follows
Step:
(1) when ion mobility spectrometry starts, Peltier and heating film are heated simultaneously, the temperature feelings fed back according to temperature sensor
Condition carries out power regulation, to reach fast lifting migration tube internal temperature, constant migration temperature degree, so as to instrument be rapidly completed it is pre-
Heat, into working condition；
(2) when instrument is contaminated, when needing to clean transference tube, Peltier and heating film carry out heating with full power simultaneously,
So that migration gas is rapidly heated, realize transference tube Rapid Cleaning, when cleaning is completed, Peltier enters refrigeration mode, quickly
It is cooled down for transference tube, when migration gas temperature reaches operating temperature, the work of system call interception Peltier and heating film
State and power, realization are rapidly achieved stable operating condition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811162414.9A CN109240371A (en) | 2018-09-30 | 2018-09-30 | A kind of quick temperature-controlling system and its method applied to ion mobility spectrometry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811162414.9A CN109240371A (en) | 2018-09-30 | 2018-09-30 | A kind of quick temperature-controlling system and its method applied to ion mobility spectrometry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109240371A true CN109240371A (en) | 2019-01-18 |
Family
ID=65055603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811162414.9A Pending CN109240371A (en) | 2018-09-30 | 2018-09-30 | A kind of quick temperature-controlling system and its method applied to ion mobility spectrometry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109240371A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101082594A (en) * | 2007-07-06 | 2007-12-05 | 清华大学 | devcie for measuring substance ingredient |
| CN201147547Y (en) * | 2007-11-30 | 2008-11-12 | 彭加凡 | Transfusion heater |
| CN102751161A (en) * | 2012-07-25 | 2012-10-24 | 公安部第三研究所 | Semiconductor heating ion migration tube structure for ion mobility spectrometry detector |
| CN103887140A (en) * | 2012-12-19 | 2014-06-25 | 中国科学院大连化学物理研究所 | Ion mobility spectrometer |
| WO2016095769A1 (en) * | 2014-12-19 | 2016-06-23 | 中国科学院大连化学物理研究所 | Ionic conductivity test device, and test method using same |
-
2018
- 2018-09-30 CN CN201811162414.9A patent/CN109240371A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101082594A (en) * | 2007-07-06 | 2007-12-05 | 清华大学 | devcie for measuring substance ingredient |
| CN201147547Y (en) * | 2007-11-30 | 2008-11-12 | 彭加凡 | Transfusion heater |
| CN102751161A (en) * | 2012-07-25 | 2012-10-24 | 公安部第三研究所 | Semiconductor heating ion migration tube structure for ion mobility spectrometry detector |
| CN103887140A (en) * | 2012-12-19 | 2014-06-25 | 中国科学院大连化学物理研究所 | Ion mobility spectrometer |
| WO2016095769A1 (en) * | 2014-12-19 | 2016-06-23 | 中国科学院大连化学物理研究所 | Ionic conductivity test device, and test method using same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2498013A4 (en) | Total heat exchange-type ventilating apparatus, and method for controlling same | |
| DE60138210D1 (en) | METHOD AND PLATE DEVICE FOR TAUPUNKT EVAPORATOR COOLER | |
| WO2003083464A1 (en) | Temperature control device for exhaust gas sensor and temperature control method for the sensor | |
| CN208834195U (en) | A kind of quick temperature-controlling system applied to ion mobility spectrometry | |
| CN109240371A (en) | A kind of quick temperature-controlling system and its method applied to ion mobility spectrometry | |
| CN203869931U (en) | Adsorption and heat desorption device | |
| CN208269401U (en) | A kind of quick-heating type gas-heating water heater and heating system | |
| CN106406382B (en) | A kind of constant-temperature metal bath | |
| CN206251537U (en) | The cooling back installation of controllable circulating water temperature | |
| CN206056211U (en) | A kind of hot-gas bypass heat pump constant temp. drying box | |
| CN103592151A (en) | Testing system and method used for conducting energy conservation study on industrial circulation cooling water | |
| CN207937247U (en) | Portable purge and trap device | |
| CN203404957U (en) | Constant temperature type water heating device | |
| TWI675263B (en) | Liquid temperature control device and method | |
| CN206804615U (en) | A kind of high oxygen analyzer of ion stream | |
| CN105371372A (en) | Dehumidifying system using low-grade industrial waste heat as heat source | |
| CN206058004U (en) | A kind of constant-temperature metal bath | |
| CN206338119U (en) | One kind simulation charge air cooler automaton | |
| CN109269202A (en) | Heat exchanger defrosting structure, refrigeration system, defrosting control method | |
| CN203799282U (en) | Energy-saving environmentally-friendly signal centralized control apparatus | |
| CN109126908A (en) | Electric expansion valve temperature and humidity control system | |
| CN204269618U (en) | There is the TCD detecting device of cooling device | |
| CN102891062A (en) | Film heating and sampling device for mass spectrometer | |
| CN203744594U (en) | Multifunctional air conditioner host | |
| CN208600091U (en) | A kind of coater oven end cooling system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190118 |
|
| RJ01 | Rejection of invention patent application after publication |