CN105929870A - Novel light chamber constant-temperature system - Google Patents
Novel light chamber constant-temperature system Download PDFInfo
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- CN105929870A CN105929870A CN201610557601.1A CN201610557601A CN105929870A CN 105929870 A CN105929870 A CN 105929870A CN 201610557601 A CN201610557601 A CN 201610557601A CN 105929870 A CN105929870 A CN 105929870A
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- temperature
- heating components
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- light chamber
- constant temperature
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- 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
- G05D23/2037—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature details of the regulator
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- Automation & Control Theory (AREA)
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Abstract
The invention discloses a novel light chamber constant-temperature system which comprises a spectrometer light chamber, a plurality of heating components and temperature sensors. The temperature sensors are in one-to-one correspondence to the heating components; the heating components are mounted on the surface of the outer side of the spectrometer light chamber; the temperature sensors are mounted on the surface of the inner side of the spectrometer light chamber and are in one-to-one correspondence to the heating components. The novel light chamber constant-temperature system has the advantages that the internal temperatures of the spectrometer light chamber can be acquired by a temperature control system via the temperature sensors mounted on the surface of the inner side of the spectrometer light chamber, all collected temperature data are subjected to weighted optimization computation and then are combined with PID (proportion, integration and differentiation) control principles, accordingly, PWM (pulse width modulation) control signals for each heating component can be obtained, the heating components can be driven to heat the light chamber, and the temperatures of the light chamber are stable at preset temperature values; quick constant-temperature effects can be realized, measurement errors can be reduced, and the temperature uniformity of the integral light chamber can be guaranteed.
Description
Technical field
The present invention relates to spectrometer art, particularly relate to a kind of novel smooth room constant temperature system.
Background technology
The constant temperature method that spectrogrph is general in the market is that heater element adds fan purging, heating-up time and the temperature stabilization times of this method are the longest, and the stability of temperature is the highest, the non-uniform temperature of whole smooth room, the measurement error of spectrogrph is created certain impact, it is thus desirable to reduce measurement error further, it is ensured that the uniformity of whole smooth room temperature, thus need ad hoc a kind of novel smooth room of meter constant temperature system.
Summary of the invention
In view of this, need to overcome at least one in drawbacks described above of the prior art, the invention provides a kind of novel smooth room constant temperature system, including spectrogrph light room, multiple heating components and parts, and described heating components and parts temperature sensor one to one；Described heating components and parts are arranged in described spectrogrph light outdoor side surface；Described temperature sensor is arranged on described spectrogrph light indoor side surface, and with described heating components and parts one_to_one corresponding；Described constant temperature system also includes temperature control system, described temperature control system obtains described spectrogrph light chamber interior temperature by being arranged on the temperature sensor of described spectrogrph light indoor side surface, the all temperature datas returning collection are weighted optimizing after calculating, in conjunction with PID Controlling principle, draw the pwm control signal of each described heating components and parts, drive described heating components and parts that described smooth room is heated and stablized in predetermined temperature value.
According in this patent background technology to described in prior art, the method heating-up time and the temperature stabilization times that use at present are the longest, and the stability of temperature is the highest, the non-uniform temperature of whole smooth room, and the measurement error of spectrogrph is created certain impact；And constant temperature system disclosed by the invention, by processing and use PID Controlling principle to obtain pwm control signal heater block is controlled being weighted optimizing calculating from the feedback signal with heater block temperature sensor one to one, measurement error can be reduced, it is ensured that the uniformity of whole smooth room temperature.
It addition, according to one disclosed by the invention novel smooth room constant temperature system also there is following additional technical feature:
Further, the quantity of described heating components and parts and described temperature sensor is n, and described weighted optimization computing formula is:
V1=K1*T1+ K12*T2+ K13*T3+ K14*T4…+ K1n*Tn；
V2=K21*T1+ K2*T2+ K23*T3+ K24*T4…+ K2n*Tn；
……
Vn=Kn1*T1+ Kn2*T2+ Kn3*T3+ Kn4*T4…+ Kn*Tn；
Wherein, weight coefficient K1 K12 K13 K14… K1n…KnInitial value is calculated by thermal analysis software Flotherm, the value after being then modified in experimental test repeatedly by modeling.
Further, the feedback signal of described temperature sensor is amplified into ADC conversion chip by amplifier, the incoming described temperature control system of signal digital value after conversion.
The feedback signal of each temperature sensor is amplified into ADC conversion chip through amplifier, the incoming control unit-single-chip microcomputer of signal digital value after conversion, and all temperature datas that control unit returns collection are weighted optimizing and calculate.
Further, described temperature control system amplifies the rear drive each described heating components and parts of connection by operational amplifier.
Control unit, according to optimizing the result calculated, in conjunction with PID Controlling principle, finally draws the pwm control signal of each heating unit, and pwm control signal amplifies rear drive through operational amplifier and connects the audion of each heating unit, it is achieved the optimum control of heating.
Further, the parts with audion are also included between described operational amplifier and described heating components and parts.
Further, insulation material also it is enclosed with outside the constant temperature system of described smooth room.
Aspect and advantage that the present invention adds will part be given in the following description, and part will become apparent from the description below, or is recognized by the practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or the additional aspect of the present invention and advantage will be apparent from easy to understand from the following description of the accompanying drawings of embodiments, wherein:
Fig. 1 is the schematic diagram of the novel smooth room constant temperature system of the present invention；
Fig. 2 is the schematic diagram outside the constant temperature system of light room of the present invention;
In figure, 10 smooth rooms, 20 heating components and parts, 30 temperature sensors, 40 insulation materials.
Detailed description of the invention
Embodiments of the invention are described below in detail, and the example of described embodiment is shown in the drawings, and the most same or similar label represents same or similar element or has the element of same or like function；The embodiment described below with reference to accompanying drawing is exemplary, is only used for explaining the present invention, and is not construed as limiting the claims.
In describing the invention, it will be appreciated that, term " on ", D score, " end ", " top ", "front", "rear", " interior ", " outward ", " horizontal ", the orientation of the instruction such as " erecting " or position relationship be based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, rather than instruction or hint indication device or element must have specific orientation, with specific azimuth configuration and operation, be therefore not considered as limiting the invention.
In describing the invention, it should be noted that unless otherwise clearly defined and limited, term " couples ", " connection ", " being connected ", should be interpreted broadly " connection ", " cooperation ", connects for example, it may be fixing, it is integrally connected, it is also possible to be to removably connect；It can be the connection of two element internals；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary；" coordinating " can be face and the coordinating of face, it is also possible to is point and the coordinating of face or line and face, also includes the cooperation of hole axle, for the ordinary skill in the art, and can be with concrete condition understanding above-mentioned term concrete meaning in the present invention.
The inventive concept of the present invention is as follows, by processing and use PID Controlling principle to obtain pwm control signal heater block is controlled being weighted optimizing calculating from the feedback signal with heater block temperature sensor one to one, measurement error can be reduced, it is ensured that the uniformity of whole smooth room temperature.
According to embodiments of the invention, including spectrogrph light room 10, multiple heating components and parts 20, and described heating components and parts 20 temperature sensor 30 one to one；Described heating components and parts 20 are arranged on the outer surface of described spectrogrph light room 10；Described temperature sensor 30 is arranged on described spectrogrph light room 10 inner surface, and with described heating components and parts 20 one_to_one corresponding；Described constant temperature system also includes temperature control system, described temperature control system obtains described spectrogrph light room 10 internal temperature by being arranged on the temperature sensor 30 of described spectrogrph light room 10 inner surface, the all temperature datas returning collection are weighted optimizing after calculating, in conjunction with PID Controlling principle, draw the pwm control signal of each described heating components and parts 20, drive described heating components and parts 20 that described smooth room 10 is heated and stablized in predetermined temperature value.
It addition, according to a kind of novel smooth room disclosed by the invention constant temperature system also there is following additional technical feature:
According to some embodiments of the present invention, the quantity of described heating components and parts 20 and described temperature sensor 30 is n, and described weighted optimization computing formula is:
V1=K1*T1+ K12*T2+ K13*T3+ K14*T4…+ K1n*Tn；
V2=K21*T1+ K2*T2+ K23*T3+ K24*T4…+ K2n*Tn；
……
Vn=Kn1*T1+ Kn2*T2+ Kn3*T3+ Kn4*T4…+ Kn*Tn；
Wherein, weight coefficient K1 K12 K13 K14… K1n…KnInitial value is calculated by thermal analysis software Flotherm, the value after being then modified in experimental test repeatedly by modeling.
According to some embodiments of the present invention, the feedback signal of described temperature sensor 30 is amplified into ADC conversion chip by amplifier, the incoming described temperature control system of signal digital value after conversion.
The feedback signal of each temperature sensor 30 is amplified into ADC conversion chip through amplifier, the incoming control unit-single-chip microcomputer of signal digital value after conversion, and all temperature datas that control unit returns collection are weighted optimizing and calculate.
According to some embodiments of the present invention, described temperature control system is amplified rear drive by operational amplifier and is connect each described heating components and parts 20.
Control unit, according to optimizing the result calculated, in conjunction with PID Controlling principle, finally draws the pwm control signal of each heating unit, and pwm control signal amplifies rear drive through operational amplifier and connects the audion of each heating unit, it is achieved the optimum control of heating.
Further, the parts with audion are also included between described operational amplifier and described heating components and parts 20.
According to some embodiments of the present invention, outside the constant temperature system of described smooth room, also it is enclosed with insulation material 40.
Any mention that " embodiment ", " embodiment ", " illustrative examples " etc. mean to combine concrete component, structure or feature that this embodiment describes and be contained at least one embodiment of the present invention；In this specification, this schematic representation everywhere is not necessarily referring to identical embodiment；And, when combining any embodiment and describing concrete component, structure or feature, advocated, realize such component, structure or feature in conjunction with other embodiment and all fall within the scope of those skilled in the art.
Although the detailed description of the invention of the present invention is described in detail by the multiple illustrative examples with reference to the present invention, it must be understood that, those skilled in the art can be designed that multiple other improvement and embodiment, these improve and embodiment will fall within spirit and scope；Specifically, within the scope of aforementioned disclosure, accompanying drawing and claim, rational modification and improvement can be made in terms of the layout of parts and/or sub-combination layout, without departing from the spirit of the present invention；Except the modification in terms of parts and/or layout and improvement, its scope is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a novel smooth room constant temperature system, it is characterised in that include spectrogrph light room, multiple heating components and parts, and described heating components and parts temperature sensor one to one；
Described heating components and parts are arranged in described spectrogrph light outdoor side surface；
Described temperature sensor is arranged on described spectrogrph light indoor side surface, and with described heating components and parts one_to_one corresponding；
Described constant temperature system also includes temperature control system, described temperature control system obtains described spectrogrph light chamber interior temperature by being arranged on the temperature sensor of described spectrogrph light indoor side surface, the all temperature datas returning collection are weighted optimizing after calculating, in conjunction with PID Controlling principle, draw the pwm control signal of each described heating components and parts, drive described heating components and parts that described smooth room is heated and stablized in predetermined temperature value.
One the most according to claim 1 novel smooth room constant temperature system, it is characterised in that the quantity of described heating components and parts and described temperature sensor is n, described weighted optimization computing formula is:
V1=K1*T1+ K12*T2+
K13*T3+ K14*T4…+ K1n*Tn；
V2=K21*T1+ K2*T2+
K23*T3+ K24*T4…+ K2n*Tn；
……
Vn=Kn1*T1+ Kn2*T2+
Kn3*T3+ Kn4*T4…+ Kn*Tn；
Wherein, weight coefficient K1
K12 K13 K14… K1n…KnInitial value is calculated by thermal analysis software Flotherm, the value after being then modified in experimental test repeatedly by modeling.
One the most according to claim 1 novel smooth room constant temperature system, it is characterised in that the feedback signal of described temperature sensor is amplified into ADC conversion chip by amplifier, the incoming described temperature control system of signal digital value after conversion.
One the most according to claim 1 novel smooth room constant temperature system, it is characterised in that described temperature control system is amplified rear drive by operational amplifier and connect each described heating components and parts.
5. according to the novel smooth room of the one described in claim 4 constant temperature system, it is characterised in that also include the parts with audion between described operational amplifier and described heating components and parts.
One the most according to claim 1 novel smooth room constant temperature system, it is characterised in that be also enclosed with insulation material outside the constant temperature system of described smooth room.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610557601.1A CN105929870A (en) | 2016-07-15 | 2016-07-15 | Novel light chamber constant-temperature system |
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| CN201610557601.1A CN105929870A (en) | 2016-07-15 | 2016-07-15 | Novel light chamber constant-temperature system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107631755A (en) * | 2017-10-01 | 2018-01-26 | 江苏天瑞仪器股份有限公司 | A kind of mass spectrograph humiture, wind speed monitoring system |
| CN112230696A (en) * | 2020-10-14 | 2021-01-15 | 王峰 | Fruiting workshop intelligent temperature and humidity control and uniform distribution equipment and using method thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2006756A1 (en) * | 2007-06-21 | 2008-12-24 | Taitien Electronics Co., Ltd. | Integrated circuit adapted for heating a chamber under constant temperature condition, and heating control circuit and electronic device having the same |
| CN101718701A (en) * | 2009-12-02 | 2010-06-02 | 江苏天瑞仪器股份有限公司 | Constant-temperature monochromator box for ICP spectrometer |
| CN201828840U (en) * | 2010-09-14 | 2011-05-11 | 河南省电力公司安阳供电公司 | Automatic temperature control system of annealing furnace |
| CN202677226U (en) * | 2012-06-13 | 2013-01-16 | 长治清华机械厂 | Temperature control system for high temperature test room |
| CN103130398A (en) * | 2013-03-25 | 2013-06-05 | 芜湖东旭光电科技有限公司 | Float glass runner |
| CN104048981A (en) * | 2014-03-31 | 2014-09-17 | 北京金自天正智能控制股份有限公司 | Thermostatic control system for X ray fluorescence spectrophotometer and control method using the same |
| CN204256556U (en) * | 2014-12-01 | 2015-04-08 | 江苏天瑞仪器股份有限公司 | A kind of multi-channel temperature control system |
| CN204740514U (en) * | 2015-07-02 | 2015-11-04 | 成都市凯胜科技有限公司 | Electric oven temperature control system |
-
2016
- 2016-07-15 CN CN201610557601.1A patent/CN105929870A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2006756A1 (en) * | 2007-06-21 | 2008-12-24 | Taitien Electronics Co., Ltd. | Integrated circuit adapted for heating a chamber under constant temperature condition, and heating control circuit and electronic device having the same |
| CN101718701A (en) * | 2009-12-02 | 2010-06-02 | 江苏天瑞仪器股份有限公司 | Constant-temperature monochromator box for ICP spectrometer |
| CN201828840U (en) * | 2010-09-14 | 2011-05-11 | 河南省电力公司安阳供电公司 | Automatic temperature control system of annealing furnace |
| CN202677226U (en) * | 2012-06-13 | 2013-01-16 | 长治清华机械厂 | Temperature control system for high temperature test room |
| CN103130398A (en) * | 2013-03-25 | 2013-06-05 | 芜湖东旭光电科技有限公司 | Float glass runner |
| CN104048981A (en) * | 2014-03-31 | 2014-09-17 | 北京金自天正智能控制股份有限公司 | Thermostatic control system for X ray fluorescence spectrophotometer and control method using the same |
| CN204256556U (en) * | 2014-12-01 | 2015-04-08 | 江苏天瑞仪器股份有限公司 | A kind of multi-channel temperature control system |
| CN204740514U (en) * | 2015-07-02 | 2015-11-04 | 成都市凯胜科技有限公司 | Electric oven temperature control system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107631755A (en) * | 2017-10-01 | 2018-01-26 | 江苏天瑞仪器股份有限公司 | A kind of mass spectrograph humiture, wind speed monitoring system |
| CN112230696A (en) * | 2020-10-14 | 2021-01-15 | 王峰 | Fruiting workshop intelligent temperature and humidity control and uniform distribution equipment and using method thereof |
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Application publication date: 20160907 |
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