CN207095108U - A kind of linear semiconductor refrigerator controller - Google Patents
A kind of linear semiconductor refrigerator controller Download PDFInfo
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- CN207095108U CN207095108U CN201720316078.3U CN201720316078U CN207095108U CN 207095108 U CN207095108 U CN 207095108U CN 201720316078 U CN201720316078 U CN 201720316078U CN 207095108 U CN207095108 U CN 207095108U
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- operational amplifiers
- amplifiers
- operational
- amplifier
- comparators
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Abstract
A kind of linear semiconductor refrigerator controller,Semiconductor chilling plate is connected with controller,Measurement temperature device and set temperature device,U1 operational amplifiers are connected with U2 operational amplifiers with one-level summation operation device,The U1 operational amplifiers are connected with set temperature device,The U2 operational amplifiers are connected with measurement temperature device,Described U3 proportional amplifiers one end is connected with one-level summation operation device,The other end is connected with two level summation operation device,Described U4 integrators one end is connected with one-level summation operation device,The other end is connected with two level summation operation device,The two level summation operation device is connected with U5 single-ended transfer difference amplifiers,The anti-phase processing operational amplifiers of U6 are connected with the U5 single-ended transfer differences amplifier,U9 operational amplifiers are connected with the U5 single-ended transfer differences amplifier,In the case that the utility model requires semiconductor chilling plate that is higher and needing the higher power of control for temperature stability,It disclosure satisfy that the application for requiring higher.
Description
Technical field
The utility model belongs to linear regulation semiconductor chilling plate, specially a kind of linear semiconductor refrigerator controller.
Background technology
Existing laser etc. is needed in temperature controlled system, basic to control semiconductor chilling plate using integrated IC chip
To control temperature.Operation principle basic integrated IC is PWM forms, and this form brings switching noise, and integrated IC controls
The power output of semiconductor device cooling piece processed is smaller.
The utility model is to utilize analog circuit linear regulation semiconductor chilling plate, without switching noise, and control
The power of semiconductor chilling plate can be very high.
In the prior art, patent publication No.：CN201945902U discloses a kind of constant current source driving circuit and semiconductor
Refrigerator control system, the constant current source driving circuit are adopted including bleeder circuit, integrating circuit, power field effect pipe and electric current
Sample resistance；The output end access integrating circuit of the bleeder circuit；The input of the integrating circuit and power field effect pipe
Source electrode is connected；The input of the integrating circuit is connected with current sampling resistor；The output end and power field of the integrating circuit
The grid of effect pipe is connected, and the semiconductor cooler control system for CCD camera includes central processing unit, D/A is changed
Device, constant current source driving circuit, semiconductor cooler, temperature sensor, temperature signal regulation circuit and A/D converter；It is described
Central processing unit, D/A converter, constant current source driving circuit, semiconductor cooler, temperature sensor, temperature signal regulation circuit
And A/D converter is sequentially connected；The A/D converter accesses central processing unit.The technical program is complicated, and operation is not
Just, sensitivity is not high, and very big inconvenience is brought to production.
Utility model content
The purpose of this utility model is to provide a kind of linear semiconductor refrigerator controller solve asking in background technology
Topic.
The utility model is realized using following technical scheme：
A kind of linear semiconductor refrigerator controller, including U1 operational amplifiers, U2 operational amplifiers, U3 are scaling
The anti-phase processing operational amplifier of device, U4 integrators, U5 single-ended transfer differences amplifier, U6, U7 operational amplifiers, U8 operation amplifiers
Device, U9 operational amplifiers, U10 comparators and U11 comparators, U1 operational amplifiers, U2 operational amplifiers, U3 proportional amplifiers,
The anti-phase processing operational amplifier of U4 integrators, U5 single-ended transfer differences amplifier, U6, U7 operational amplifiers, U8 operational amplifiers, U9
Operational amplifier, U10 comparators and U11 comparators are respectively positioned in controller, and semiconductor chilling plate, measure are connected with controller
Temperature device and set temperature device, U1 operational amplifiers are connected with U2 operational amplifiers with one-level summation operation device, described
U1 operational amplifiers are connected with set temperature device, and the U2 operational amplifiers are connected with measurement temperature device, the U3 ratios
Amplifier one end is connected with one-level summation operation device, and the other end is connected with two level summation operation device, described U4 integrators one end with
One-level summation operation device is connected, and the other end is connected with two level summation operation device, the two level summation operation device and the single-ended slips of U5
Divide amplifier connection, the anti-phase processing operational amplifiers of U6, single-ended turn of the U5 are connected with the U5 single-ended transfer differences amplifier
U9 operational amplifiers are connected with difference amplifier, the anti-phase processing operational amplifiers of U6 are connected with U8 operational amplifiers, institute
State U8 operational amplifiers to be connected with U9 operational amplifiers, be connected with U10 comparators on the U8 operational amplifiers and U11 compares
Device.
In the utility model, Q3 switches are connected with the U8 operational amplifiers.
In the utility model, Q1 switches are connected with the U10 comparators.
In the utility model, Q2 switches are connected with the U11 comparators.
In the utility model, Q4 switches are connected with the U9 operational amplifiers.
In the utility model, the U1 operational amplifiers, U2 operational amplifiers, U3 proportional amplifiers, U4 integrators, U5 are mono-
It is equal that end turns the anti-phase processing operational amplifier of difference amplifier, U6, U7 operational amplifiers, U8 operational amplifiers, U9 operational amplifiers
For operational amplifier.
In the utility model, the U7 operational amplifiers are connected with U8 operational amplifiers and U9 operational amplifiers, U7 computings
Amplifier is connected with semiconductor chilling plate input.
Beneficial effect：The utility model is simple in construction, easy to operate, high sensitivity, requires higher for temperature stability
In the case of the semiconductor chilling plate for needing to control higher power, the application for requiring higher disclosure satisfy that.
Brief description of the drawings
Fig. 1 is circuit theory diagrams of the present utility model；
Fig. 2 is mounting structure schematic diagram of the present utility model.
Embodiment
In order that technological means, creation characteristic, reached purpose and effect that the utility model is realized are easy to understand, under
Face combines and is specifically illustrating, and the utility model is expanded on further.
Referring to Fig. 1, Fig. 2, a kind of circuit theory diagrams of linear semiconductor refrigerator controller, a kind of linear semiconductor refrigeration
The mounting structure schematic diagram of device controller, a kind of linear semiconductor refrigerator controller, including U1 operational amplifiers, U2 computings are put
The anti-phase processing operational amplifier of big device, U3 proportional amplifiers, U4 integrators, U5 single-ended transfer differences amplifier, U6, U7 operation amplifiers
Device, U8 operational amplifiers, U9 operational amplifiers, U10 comparators and U11 comparators, U1 operational amplifiers, U2 operational amplifiers,
The anti-phase processing operational amplifier of U3 proportional amplifiers, U4 integrators, U5 single-ended transfer differences amplifier, U6, U7 operational amplifiers, U8
Operational amplifier, U9 operational amplifiers, U10 comparators and U11 comparators are respectively positioned in controller 20, are connected with controller 20
Semiconductor chilling plate 21, measurement temperature device 22 and set temperature device 23, U1 operational amplifiers and U2 operational amplifiers with
One-level summation operation device is connected, and the U1 operational amplifiers are connected with set temperature device 23, and the U2 operational amplifiers are with surveying
Determine temperature device 22 to connect, described U3 proportional amplifiers one end is connected with one-level summation operation device, and the other end is transported with two level summation
Device connection is calculated, described U4 integrators one end is connected with one-level summation operation device, and the other end is connected with two level summation operation device, described
Two level summation operation device is connected with U5 single-ended transfer difference amplifiers, and the anti-phase places of U6 are connected with the U5 single-ended transfer differences amplifier
Operational amplifier is managed, U9 operational amplifiers are connected with the U5 single-ended transfer differences amplifier, the anti-phase processing computings of U6 are put
Big device is connected with U8 operational amplifiers, and the U8 operational amplifiers are connected with U9 operational amplifiers, on the U8 operational amplifiers
U10 comparators and U11 comparators are connected with, Q3 switches are connected with the U8 operational amplifiers, are connected on the U10 comparators
There are Q1 switches, Q2 switches are connected with the U11 comparators, Q4 switches, the U1 fortune are connected with the U9 operational amplifiers
Calculate amplifier, U2 operational amplifiers, U3 proportional amplifiers, U4 integrators, U5 single-ended transfer differences amplifier, the anti-phase processing computings of U6
Amplifier, U7 operational amplifiers, U8 operational amplifiers, U9 operational amplifiers are operational amplifier.The U7 operational amplifiers
It is connected with U8 operational amplifiers and U9 operational amplifiers, U7 operational amplifiers are connected with the input of semiconductor chilling plate 21.
Embodiment 1
In use, U1 operational amplifiers receive the signal of design temperature, U2 operational amplifiers receive actual measurement temperature
It is scaling that the signal of signal, U1 operational amplifiers and U2 operational amplifiers enters U3 after the summation of one-level summation operation device
In device and U4 integrators, U3 proportional amplifiers and U4 integrators by error signal processing and then are summed, and summing signal is mono- by U5
End turns difference amplifier, and U7 operational amplifiers monitor the maximum current for flowing through semiconductor chilling plate 21, put by limiting U3 ratios
The summing signal of big device and U4 integrators limits maximum current, and the anti-phase processing operational amplifiers of U6 are to the anti-phase place of summing signal
Reason, U10 comparators and U11 comparators compare the signal of input section, and control Q1 switches, Q2 are switched on and closed, U8 computings
Amplifier, the regulation of Q3 switched linears flow through the reverse current of semiconductor chilling plate 21, U9 operational amplifiers, the regulation of Q4 switched linears
Flow through the operating voltage of the forward current of semiconductor chilling plate 21 and the electrical voltage system of semiconductor chilling plate 21.
Embodiment 2
In use, controller 20 is connected on semiconductor chilling plate 21, by the U1 operational amplifiers in controller 20 with
Set temperature device 23 is connected, and the U2 operational amplifiers in controller 20 are connected with measurement temperature device 22, and controller 20 is logical
The temperature of detection assay temperature device 22 is crossed, while is contrasted with the temperature of set temperature device 23, so as to intelligent control half
The working condition of conductor cooling piece 21, improve automaticity.
The utility model mainly solve the IC strong noise brought to system of control semiconductor chilling plate 21 and
The problem of power output deficiency, the design can meet the situation high to temperature stability or power requirement.
The utility model requires higher for temperature stability and needs to control the semiconductor chilling plate 21 of higher power
In the case of, the controller scheme in operational version, it disclosure satisfy that the application for requiring higher.
The advantages of general principle and principal character of the present utility model and the utility model has been shown and described above, one's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the spirit and scope of the utility model is not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within claimed the scope of the utility model, the utility model
Claimed scope is by appended claims and its equivalent thereof.
Claims (7)
1. a kind of linear semiconductor refrigerator controller, including U1 operational amplifiers, U2 operational amplifiers, U3 proportional amplifiers,
The anti-phase processing operational amplifier of U4 integrators, U5 single-ended transfer differences amplifier, U6, U7 operational amplifiers, U8 operational amplifiers, U9
Operational amplifier, U10 comparators and U11 comparators, it is characterised in that U1 operational amplifiers, U2 operational amplifiers, U3 ratios are put
The anti-phase processing operational amplifier of big device, U4 integrators, U5 single-ended transfer differences amplifier, U6, U7 operational amplifiers, U8 operation amplifiers
Device, U9 operational amplifiers, U10 comparators and U11 comparators are respectively positioned in controller, and semiconductor refrigerating is connected with controller
Piece, measurement temperature device and set temperature device, U1 operational amplifiers connect with U2 operational amplifiers with one-level summation operation device
Connect, the U1 operational amplifiers are connected with set temperature device, and the U2 operational amplifiers are connected with measurement temperature device, described
U3 proportional amplifiers one end is connected with one-level summation operation device, and the other end is connected with two level summation operation device, the U4 integrators
One end is connected with one-level summation operation device, and the other end is connected with two level summation operation device, and the two level summation operation device and U5 are mono-
End turns difference amplifier connection, and the anti-phase processing operational amplifiers of U6, the U5 are connected with the U5 single-ended transfer differences amplifier
U9 operational amplifiers are connected with single-ended transfer difference amplifier, the anti-phase processing operational amplifiers of U6 connect with U8 operational amplifiers
Connect, the U8 operational amplifiers are connected with U9 operational amplifiers, and U10 comparators and U11 are connected with the U8 operational amplifiers
Comparator.
A kind of 2. linear semiconductor refrigerator controller according to claim 1, it is characterised in that the U8 operation amplifiers
Q3 switches are connected with device.
A kind of 3. linear semiconductor refrigerator controller according to claim 1, it is characterised in that the U10 comparators
On be connected with Q1 switch.
A kind of 4. linear semiconductor refrigerator controller according to claim 1, it is characterised in that the U11 comparators
On be connected with Q2 switch.
A kind of 5. linear semiconductor refrigerator controller according to claim 1, it is characterised in that the U9 operation amplifiers
Q4 switches are connected with device.
A kind of 6. linear semiconductor refrigerator controller according to claim 1, it is characterised in that the U1 operation amplifiers
Device, U2 operational amplifiers, U3 proportional amplifiers, U4 integrators, U5 single-ended transfer differences amplifier, the anti-phase processing operation amplifiers of U6
Device, U7 operational amplifiers, U8 operational amplifiers, U9 operational amplifiers are operational amplifier.
A kind of 7. linear semiconductor refrigerator controller according to claim 1, it is characterised in that the U7 operation amplifiers
Device is connected with U8 operational amplifiers and U9 operational amplifiers, and U7 operational amplifiers are connected with semiconductor chilling plate input.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720316078.3U CN207095108U (en) | 2017-03-29 | 2017-03-29 | A kind of linear semiconductor refrigerator controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720316078.3U CN207095108U (en) | 2017-03-29 | 2017-03-29 | A kind of linear semiconductor refrigerator controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207095108U true CN207095108U (en) | 2018-03-13 |
Family
ID=61550225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720316078.3U Active CN207095108U (en) | 2017-03-29 | 2017-03-29 | A kind of linear semiconductor refrigerator controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207095108U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112074047A (en) * | 2020-09-09 | 2020-12-11 | 上海应用技术大学 | Control method and device for controlling intelligent regulation and control of temperature of semiconductor refrigerating sheet |
-
2017
- 2017-03-29 CN CN201720316078.3U patent/CN207095108U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112074047A (en) * | 2020-09-09 | 2020-12-11 | 上海应用技术大学 | Control method and device for controlling intelligent regulation and control of temperature of semiconductor refrigerating sheet |
| CN112074047B (en) * | 2020-09-09 | 2024-02-02 | 上海应用技术大学 | Control method and device for intelligent temperature regulation and control of semiconductor refrigerating sheet |
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| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230217 Address after: 315100 Si Gang Cun, Zhong e Cun, Panhuo street, Ningbo City, Yinzhou District, Ningbo City, Zhejiang Province Patentee after: NINGBO HAIERXIN PHOTOELECTRIC SCIENCE & TECHNOLOGY CO.,LTD. Address before: 200433 Room 0612, 3rd Floor, 346 Guoding Road, Yangpu District, Shanghai Patentee before: SHANGHAI HEALTHY PHOTON TECHNOLOGY CO.,LTD. |
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| TR01 | Transfer of patent right |