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CN106774520A - Precise temperature adjustment system and its control method - Google Patents

Precise temperature adjustment system and its control method Download PDF

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Publication number
CN106774520A
CN106774520A CN201710131963.9A CN201710131963A CN106774520A CN 106774520 A CN106774520 A CN 106774520A CN 201710131963 A CN201710131963 A CN 201710131963A CN 106774520 A CN106774520 A CN 106774520A
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CN
China
Prior art keywords
temperature
module
air
unit
air outlet
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Granted
Application number
CN201710131963.9A
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Chinese (zh)
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CN106774520B (en
Inventor
唐帅
峰岸裕郎
峰岸裕一郎
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Fuji Electric China Co Ltd
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Fuji Electric China Co Ltd
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Priority to CN201710131963.9A priority Critical patent/CN106774520B/en
Publication of CN106774520A publication Critical patent/CN106774520A/en
Application granted granted Critical
Publication of CN106774520B publication Critical patent/CN106774520B/en
Expired - Fee Related legal-status Critical Current
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    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00Control of temperature
    • G05D23/19Control of temperature characterised by the use of electric means
    • G05D23/20Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Air Conditioning Control Device (AREA)
  • Control Of Temperature (AREA)

Abstract

The present invention relates to electrical equipment, a kind of accurate temperature adjusting system and its control method are disclosed, for carrying out temperature adjustment to the panel being arranged in temperature regulated space, including:The air supply duct that control module, temperature are adjusted unit, the wind unit being arranged in temperature regulated space and be connected between temperature tune unit and wind unit;Gas adjusts unit to have adjusted after temperature through being sent to wind unit by air supply duct by temperature;Wind unit includes:It is N number of in the array-like ground air outlet module opposite disposed with panel, N is the natural number more than or equal to 2;Multiple temperature sensors, for the leaving air temp at detection air port module;Multiple temperature-regulating modules, the temperature for adjusting the gas from the blowout of air outlet module;Control module is communicated to connect with temperature sensor and temperature-regulating module, and the output of temperature-regulating module is controlled for the temperature detected according to temperature sensor.The accurate temperature adjusting system can improve the temperature control precision of panel surface.

Description

Accurate temperature adjusting system and its control method
Technical field
The present invention relates to electrical equipment, more particularly to a kind of accurate temperature adjusting system and the precision temperature adjust system The control method of system.
Background technology
Liquid crystal panel is a basic element of character for constituting liquid crystal display device.In the manufacturing process of liquid crystal panel, it is necessary to Counter plate is exposed.
Easily expand because panel is heated, it is very sensitive to temperature, it is necessary critically to control the surface of liquid level plate during exposure Temperature, therefore generally be arranged on panel in temperature regulated space by people, and the surface temperature of counter plate is carried out by humidity control system Degree is adjusted.It will be understood by those skilled in the art that generally typically requiring that it possesses higher for the surface temperature of counter plate Control accuracy, such as control accuracy is in the range of ± 0.2 DEG C or ± 0.1 DEG C.
Existing humidity control system generally include temperature adjust unit, be arranged in temperature regulated space with single air-out The wind unit of mouth and the air supply duct being connected between temperature tune unit and wind unit;Gas adjusts unit to have adjusted temperature by temperature Through being sent to wind unit by air supply duct after degree.
With the maximization of the surface size of liquid crystal panel, the wind unit that prior art is provided is depended on, very Difficulty meets the equal control requirement of panel surface temperature.Although increasing air quantity can improve the uniformity of panel surface temperature, But larger crosses the damage that air quantity is likely to cause liquid crystal panel again.
The content of the invention
It is an object of the invention to provide a kind of accurate temperature adjusting system and the accurate temperature adjusting system control method, The accurate temperature adjusting system can improve the temperature control precision of panel surface on the premise of being not added with greater than air quantity.
In order to solve the above-mentioned technical problem, the invention provides a kind of accurate temperature adjusting system, for being arranged on temperature Panel in degree regulation space carries out temperature adjustment, including:Control module, temperature are adjusted unit, are arranged in temperature regulated space Wind unit and the air supply duct being connected between temperature tune unit and wind unit;After gas adjusts unit to have adjusted temperature by temperature Wind unit is sent to via air supply duct;Wind unit includes:It is N number of in the array-like ground air outlet opposite disposed with panel Module, N is the natural number more than or equal to 2;Multiple temperature sensors, for the leaving air temp at detection air port module;It is many Individual temperature-regulating module, the temperature for adjusting the gas from the blowout of air outlet module;Control module and temperature sensor and temperature adjustment mould Block is communicated to connect, and the output of temperature-regulating module is controlled for the temperature detected according to temperature sensor.
Present invention also offers a kind of control method of accurate temperature adjusting system, it is characterised in that comprise the following steps: Panel is arranged in temperature regulated space, makes panel opposite disposed with wind unit;Gas adjusts unit to have adjusted temperature by temperature By the air outlet module for being sent to by air supply duct wind unit;Each temperature sensor of wind unit is detected respectively respectively The leaving air temp of self-corresponding air outlet module, and send out air temperature data to control module;Control module is according to receiving Leaving air temp data send temperature adjustment signal to temperature-regulating module, so as to adjust the output of temperature-regulating module.
In the present invention, the air outlet module of multiple array-likes is provided with wind unit, by multiple TEMPs Device carrys out the leaving air temp of detection air port module, and is adjusted by multiple temperature-regulating modules from the gas of air outlet module blowout Temperature.In terms of existing technologies, the present invention is due to being provided with multiple air outlet modules, and can be directed to each temperature adjustment mould Block adjusts temperature, therefore improves the temperature control precision of panel surface.Due to adjusting temperature by multiple temperature-regulating modules, Therefore while temperature control precision is improved, without increasing air quantity, it is to avoid because cross air quantity it is excessive may caused by liquid crystal The problem of panel fragmentation.
Preferably, the quantity of multiple temperature sensors is N number of, is set correspondingly with N number of air outlet module;Multiple is adjusted The quantity of warm module is N number of, is set correspondingly with N number of air outlet module.When temperature-regulating module, temperature sensor and air outlet When module is all corresponded, accurate temperature adjustment can be carried out for each air outlet module, farthest improve temperature Degree control accuracy.
Further, it is preferable to ground, N is 4 or 9 or 16, and temperature-regulating module is the heating being arranged in corresponding air outlet module Device.From 4,9 or 16 air outlet modules, the panel of rectangle can be relatively easily covered, improve versatility.Using plus Hot device improves leaving air temp, can cause the intensity readily available control of heating.
Furthermore it is preferred that temperature adjusts unit also to be communicated to connect with control module, control module is additionally operable to control temperature to adjust unit Output.Temperature is controlled to adjust the output of unit by control module so that the window of control temperature is concentrated, and is more facilitated.And And the temperature tune unit of controllable temperature also can more easily obtain required temperature.
Furthermore it is preferred that accurate temperature adjusting system also includes:It is connected between temperature regulated space and temperature tune unit Return air duct, the gas in temperature regulated space is transported to temperature and adjusts unit via return air duct.Obtained by return air duct Return air obtains default leaving air temp, for using the fresh air in environment temperature, can more easily be needed The temperature wanted, so as to shorten the heating-up time.
Further, it is preferable to ground, temperature tune unit includes cooler, for cooling down the gas conveyed via return air duct.Profit Return air gas is precooled with cooler, the convenience of gas temperature regulation can be improved.
Furthermore it is preferred that air outlet module is set with being spaced from each other, it is formed between two adjacent air outlet modules Return duct.By return duct is set, return air can flow into return air duct by between adjacent air outlet module.Compared to air-out Between mouth mold block for the mode of adjacent and tightly packed arrangement, temperature homogeneity caused by single sidepiece return air can be avoided Problem, realizes middle return air, and then further improve temperature control precision.
Further, it is preferable to, air outlet module is fixed on air supply duct by set screw, and can be by adjusting spiral shell Silk adjusts the width of return duct.By adjusting the width of return duct, the air quantity from return air between air outlet module can be controlled, And then fine setting of the realization to the leaving air temp of each air outlet module.
Moreover it is preferred that send temperature adjustment to temperature-regulating module according to the leaving air temp data for receiving in control module believing Number, so that in the step of adjusting the output of temperature-regulating module, including following sub-step:The leaving air temp data that control module will be received It is right compared with setting value, if leaving air temp data are more than setting value, the temperature adjustment signal for turning down temperature is sent to temperature-regulating module;If Leaving air temp data are less than preset value, then the temperature adjustment signal for heightening temperature is sent to temperature-regulating module.
Adjusted by the negative-feedback by the temperature measured by temperature sensor, it is possible to achieve the automation control of temperature adjustment System, and improve temperature adjustment precision.
Brief description of the drawings
Fig. 1 is the module frame chart of first embodiment of the invention accurate temperature adjusting system;
Fig. 2 is the schematic perspective view of first embodiment of the invention accurate temperature adjusting system;
Fig. 3 is schematic perspective view when observing the wind unit of first embodiment of the invention from air outlet module direction;
Fig. 4 is the schematic side view of first embodiment of the invention wind unit;
Fig. 5 is the module frame chart of second embodiment of the invention accurate temperature adjusting system;
Fig. 6 is the schematic perspective view of third embodiment of the invention accurate temperature adjusting system;
Fig. 7 is schematic perspective view when observing the wind unit of third embodiment of the invention from air supply duct direction;
Fig. 8 is enlarged diagram of the four embodiment of the invention wind unit at air outlet module;
Fig. 9 is the flow chart of the control method of fifth embodiment of the invention accurate temperature adjusting system.
Description of reference numerals:
1- air supply ducts;2- temperature adjusts unit;3- wind units;31- air outlet modules;32- temperature sensors;33- temperature adjustments Module;4- temperature regulated spaces;5- return air ducts;6- return ducts;7- set screws.
Specific embodiment
Implementation method one
First embodiment of the invention provides a kind of accurate temperature adjusting system, for empty to being arranged on temperature adjustment Between panel in 4 carry out temperature adjustment, combine referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 4 shown in, including:Control module, temperature adjust unit 2, The wind unit 3 being arranged in temperature regulated space 4 and the air supply duct being connected between temperature tune unit 2 and wind unit 3 1;Gas adjusts unit 2 to have adjusted after temperature through being sent to wind unit 3 by air supply duct 1 by temperature;Wind unit 3 includes:It is N number of In the array-like ground air outlet module 31 opposite disposed with panel, N is the natural number more than or equal to 2;Multiple temperature sensors 32, for the leaving air temp at detection air port module 31;Multiple temperature-regulating modules 33, blow out for adjusting from air outlet module 31 Gas temperature;Control module is communicated to connect with temperature sensor 32 and temperature-regulating module 33, for according to temperature sensor 32 The temperature of detection controls the output of temperature-regulating module 33.
Wherein, each air outlet module 31 about can be set 1200-1500 exhaust vent, and the aperture of exhaust vent is with about 3mm Preferably.Additionally, in the present embodiment, there is no particular limitation for the position of control module, generally suggestion is arranged on temperature and adjusts unit 2 Position, in order to manage.
When using, panel is arranged in temperature regulated space 4, makes panel opposite disposed with wind unit 3;Panel and go out The distance of wind module can be set according to actual needs, be advisable with about 2cm.
Gas adjusts unit 2 to pass through the air outlet module that wind unit 3 is sent to by air supply duct 1 after have adjusted temperature by temperature 31;Each temperature sensor 32 of wind unit 3 detects the leaving air temp of each self-corresponding air outlet module 31 respectively, and sends Leaving air temp data are to control module;
Control module sends temperature adjustment signal according to the leaving air temp data for receiving to temperature-regulating module 33, so as to adjust temperature adjustment mould The output of block 33.For conventional panel operation, temperature adjusts unit 2 to adjust to 22 DEG C gas temperature, and air-out module goes out Air temperature is 23 DEG C, and precision controlling is in the range of ± 0.2 DEG C or ± 0.1 DEG C, you can meets and requires.
In the present embodiment, the quantity of multiple temperature sensors 32 is N number of, is corresponded with N number of air outlet module 31 Ground is set;The quantity of multiple temperature-regulating modules 33 is N number of, is set correspondingly with N number of air outlet module 31.Work as temperature-regulating module 33rd, when temperature sensor 32 and air outlet module 31 are all corresponded, can be carried out accurately for each air outlet module 31 Temperature adjustment, farthest improve temperature control precision.
Certainly, the quantity of temperature sensor 32 and temperature-regulating module 33 can also be less than N number of respectively.And cause a temperature Sensor 32 or a temperature-regulating module 33 correspond to multiple air outlet modules 31.This also can substantially realize invention mesh of the invention 's.
In the present embodiment, N is 4 or 9 or 16, and temperature-regulating module 33 is to be arranged on adding in corresponding air outlet module 31 Hot device.From 4,9 or 16 air outlet modules 31, the panel of rectangle can be relatively easily covered, improve versatility.Adopt Leaving air temp is improved with heater, the readily available control of intensity of heating can be caused.Particularly, heater can be using electricity Resistance silk heater, is beneficial to control temperature.In addition, under special circumstances, it is necessary to operate temperature-regulating module 33 by the way of cooling When, it is also possible to heater is replaced with into cooling water pipe.
For example, in the accompanying drawing of present embodiment, signal when Fig. 3 and Fig. 4 is from 9 air outlet modules 31 Figure.In figure 3,9 and the one-to-one temperature sensor 32 of air outlet module 31 are again provided with, and in fig. 4, are provided with 9 and the one-to-one temperature-regulating module 33 of air outlet module 31.Consequently, it is possible to can accurately be obtained using temperature sensor 32 The leaving air temp of each air outlet module 31, going out for each air outlet module 31 then can be accurately adjusted using temperature-regulating module 33 Air temperature, thus it is more accurate.And when a temperature sensor 32 or a temperature-regulating module 33 correspond to multiple air-out mouth molds During block 31, during for example with three temperature sensors 32 and three nine air outlet modules 31 of correspondence of temperature-regulating module 33, although adjusting The accuracy of temperature has declined, and also still can substantially realize goal of the invention of the invention.
It is noted that in the present embodiment, the quantity of air supply duct 1 can be identical with air outlet module 31 and one One correspondence, it is also possible to shown in Figure 3, less than air outlet module 31 quantity and multiple air outlet modules 31 and one blown The correspondence of pipeline 1.And, temperature-regulating module 33 can be not only arranged between air outlet module 31 and air supply duct 1, it is also possible to set In the inside of air supply duct 1.
In the present invention, the air outlet module 31 of multiple array-likes is provided with wind unit 3, is passed by multiple temperature Sensor 32 carrys out the leaving air temp of detection air port module 31, and is adjusted by multiple temperature-regulating modules 33 and blown from air outlet module 31 The temperature of the gas for going out.In terms of existing technologies, it is of the invention due to being provided with multiple air outlet modules 31, and being capable of pin Temperature is adjusted to each temperature-regulating module 33, therefore improves the temperature control precision of panel surface.Due to by multiple temperature adjustments Module 33 adjusts temperature, therefore while temperature control precision is improved, without increasing air quantity, it is to avoid because crossing air quantity mistake The problem of caused liquid crystal panel fragmentation possible greatly.
Implementation method two
Second embodiment of the present invention provides a kind of accurate temperature adjusting system, and second embodiment is the first implementation The further improvement of mode;Mainly the improvement is that, shown in Figure 5 in second embodiment of the present invention, Wen Tiaodan Unit 2 also communicates to connect with control module, and control module is additionally operable to the output for controlling temperature to adjust unit 2.
Temperature is controlled to adjust the output of unit 2 by control module so that the window of control temperature is concentrated, more just Just.And the temperature tune unit 2 of controllable temperature also can more easily obtain required temperature.
Implementation method three
Third embodiment of the present invention provides a kind of accurate temperature adjusting system, and the 3rd implementation method is first or the The further improvement of two implementation methods;Mainly the improvement is that, in third embodiment of the present invention, referring to Fig. 6 and Fig. 7 Shown, accurate temperature adjusting system also includes:It is connected to the return air duct 5 between temperature regulated space 4 and temperature tune unit 2, temperature Gas in degree regulation space 4 is transported to temperature and adjusts unit 2 via return air duct 5.
Default leaving air temp is obtained by the return air of the acquisition of return air duct 5, environment temperature is in compared to utilizing For fresh air, the temperature that can be more easily needed, so as to shorten the heating-up time.
In the present embodiment, temperature tune unit 2 includes cooler, for cooling down the gas conveyed via return air duct 5.Profit Return air gas is precooled with cooler, the convenience of gas temperature regulation can be improved.
Certainly, according to actual needs, temperature adjust unit 2 can also include heater, and temperature-regulating module 33 be then readily modified as it is cold But water pipe.Specific cold cycling can have various arrangement combination, no longer be repeated herein.
Implementation method four
4th implementation method of the invention provides a kind of accurate temperature adjusting system, and the 4th implementation method is first to the The further improvement of any one implementation method in three implementation methods;Mainly the improvement is that, in the 4th embodiment party of the invention Shown in Figure 8 in formula, air outlet module 31 is set with being spaced from each other.
Specifically, it is formed with return duct 6 between two adjacent air outlet modules 31.By return duct 6 is set, return Wind can be by flowing into return air duct 5 between adjacent air outlet module 31.It is adjacent compared between air outlet module 31 and tight For the mode of closs packing arrangement, temperature homogeneity problem caused by single sidepiece return air can be avoided, and then further Improve temperature control precision.
It is noted that can be by adjusting the entry position of return air duct 5, to cause that return duct 6 is played preferably Effect.Especially it is possible to the entrance of return air duct 5 is just set to return duct 6.
In addition, in the present embodiment, air outlet module 31 is fixed on air supply duct 1 by set screw 7, and can lead to Screw 7 is overregulated to adjust the width of return duct 6.By adjusting the width of return duct 6, can control from air outlet module 31 it Between return air air quantity, and then realize the fine setting to the leaving air temp of each air outlet module 31.
Implementation method five
5th implementation method of the invention provides a kind of embodiment party any one suitable for first to fourth implementation method The control method of the accurate temperature adjusting system of formula, it is shown in Figure 9, comprise the following steps:Panel is arranged on temperature adjustment In space 4, make panel opposite disposed with wind unit 3;Gas adjusts unit 2 to be passed through by the quilt of air supply duct 1 after have adjusted temperature by temperature Pass out to the air outlet module 31 of wind unit 3;Each temperature sensor 32 of wind unit 3 detect respectively it is each it is self-corresponding go out The leaving air temp of air port module 31, and send out air temperature data to control module;Control module is according to the leaving air temp for receiving Data send temperature adjustment signal to temperature-regulating module 33, so as to adjust the output of temperature-regulating module 33.
Specifically, in the present embodiment, in control module according to the leaving air temp data for receiving to temperature-regulating module 33 Temperature adjustment signal is sent, so that in the step of adjusting the output of temperature-regulating module 33, including following sub-step:Control module will be received Leaving air temp data are right compared with setting value, if leaving air temp data are more than setting value, are sent to temperature-regulating module 33 and turn down temperature The temperature adjustment signal of degree;If leaving air temp data are less than preset value, the temperature adjustment signal for heightening temperature is sent to temperature-regulating module 33.
Adjusted by the negative-feedback by the temperature measured by temperature sensor 32, it is possible to achieve the automation of temperature adjustment Control, and improve temperature adjustment precision.
Specifically, control module includes PLC control chips and temp controlled meter, and temperature-regulating module 33 then includes Resistant heating Device and solid-state contactor;
Temperature sensor 32 obtains leaving air temp data feedback to temp controlled meter, and opening by PLC control solid-state contactors Close, change the size of current of resistance heater, and then realize the heat control to resistance heater.
It will be understood by those skilled in the art that in above-mentioned each implementation method, in order that reader is more preferably geographical Solve the application and propose many ins and outs.But, even if without these ins and outs and based on the respective embodiments described above Many variations and modification, it is also possible to realize the application each claim technical scheme required for protection substantially.Therefore, in reality In, can to above-mentioned implementation method, various changes can be made in the form and details, without departing from it is of the invention spirit and model Enclose.

Claims (10)

1. a kind of accurate temperature adjusting system, for carrying out temperature adjustment to the panel being arranged in temperature regulated space (4), its It is characterised by:
The accurate temperature adjusting system includes:Control module, temperature are adjusted unit (2), are arranged in the temperature regulated space (4) Wind unit (3) and be connected to the temperature and adjust air supply duct (1) between unit (2) and the wind unit (3);
Gas adjusts unit (2) to have adjusted after temperature through being sent to the wind unit (3) by air supply duct (1) by the temperature;
The wind unit (3) includes:
It is N number of in array-like ground air outlet module (31) opposite disposed with the panel, the N is the nature more than or equal to 2 Number;
Multiple temperature sensors (32), the leaving air temp for detecting air outlet module (31) place;
Multiple temperature-regulating modules (33), the temperature for adjusting the gas from the air outlet module (31) blowout;
The control module is communicated to connect with the temperature sensor (32) and the temperature-regulating module (33), for according to the temperature The temperature of sensor (32) detection is spent to control the output of the temperature-regulating module (33).
2. accurate temperature adjusting system according to claim 1, it is characterised in that:
The quantity of the multiple temperature sensor (32) is N number of, is set correspondingly with N number of air outlet module (31);
The quantity of the multiple temperature-regulating module (33) is N number of, is set correspondingly with N number of air outlet module (31).
3. accurate temperature adjusting system according to claim 2, it is characterised in that:The N is 4 or 9 or 16, the temperature adjustment Module (33) is the heater being arranged on the corresponding air outlet module (31).
4. accurate temperature adjusting system according to claim 1 and 2, it is characterised in that:The accurate temperature adjusting system Also include:The return air duct (5) between the temperature regulated space (4) and temperature tune unit (2) is connected to, the temperature is adjusted Gas in section space (4) is transported to the temperature and adjusts unit (2) via the return air duct (5).
5. accurate temperature adjusting system according to claim 4, it is characterised in that:Temperature tune unit (2) includes cooling Device, for cooling down the gas conveyed via the return air duct (5).
6. accurate temperature adjusting system according to claim 4, it is characterised in that:The air outlet module (31) mutually every Turn up the soil setting, return duct (6) is formed between two adjacent air outlet modules (31).
7. accurate temperature adjusting system according to claim 6, it is characterised in that:The air outlet module (31) is by adjusting Section screw (7) is fixed on the air supply duct (1), and the return duct (6) can be adjusted by the set screw (7) Width.
8. accurate temperature adjusting system according to claim 1 and 2, it is characterised in that:The temperature adjusts unit (2) also and institute Control module communication connection is stated, the control module is additionally operable to the output for controlling the temperature to adjust unit (2).
9. a kind of control method for being applied to the accurate temperature adjusting system in claim 1 to 8 described in any one, its feature It is to comprise the following steps:
Panel is arranged in temperature regulated space (4), makes the panel opposite disposed with wind unit (3);
Gas adjusts unit (2) to pass through the air-out that the wind unit (3) are sent to by air supply duct (1) after have adjusted temperature by temperature Mouth mold block (31);
Each temperature sensor (32) of the wind unit (3) detects the air-out of each self-corresponding air outlet module (31) respectively Temperature, and send out air temperature data to control module;
The control module sends temperature adjustment signal according to the leaving air temp data for receiving to temperature-regulating module (33), so as to adjust The output of the temperature-regulating module (33).
10. the accurate temperature adjusting system control method according to right wants 9, it is characterised in that:In the control module root Temperature adjustment signal is sent to temperature-regulating module (33) according to the leaving air temp data for receiving, so as to adjust the temperature-regulating module (33) In the step of output, including following sub-step:
The leaving air temp data that the control module will be received are right compared with setting value, if leaving air temp data are more than setting value, The temperature adjustment signal for turning down temperature is then sent to the temperature-regulating module (33);If leaving air temp data are less than preset value, to described Temperature-regulating module (33) sends the temperature adjustment signal for heightening temperature.
CN201710131963.9A 2017-03-07 2017-03-07 Accurate temperature adjusting system and its control method Expired - Fee Related CN106774520B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710131963.9A CN106774520B (en) 2017-03-07 2017-03-07 Accurate temperature adjusting system and its control method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710131963.9A CN106774520B (en) 2017-03-07 2017-03-07 Accurate temperature adjusting system and its control method

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CN106774520B CN106774520B (en) 2018-07-27

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Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1603704A (en) * 2004-11-05 2005-04-06 鲁舜 Air conditioner with partitioned temperature control and intelligent graded ventilation
CN202998764U (en) * 2012-11-30 2013-06-12 江门市鼎龙机房技术有限公司 An intelligent air blowing module
CN204467282U (en) * 2015-01-09 2015-07-15 浙江大学 Temperature automatically controlled hair-dryer
CN205316606U (en) * 2015-12-30 2016-06-15 中节能(常州)城市节能研究院有限公司 Novel accurate control system of heating and ventilation device
CN206532156U (en) * 2017-03-07 2017-09-29 富士电机(中国)有限公司 Accurate temperature adjusting system

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Granted publication date: 20180727