CN114485254A - Uniform heat exchange control method for aircraft equipment - Google Patents
Uniform heat exchange control method for aircraft equipment Download PDFInfo
- Publication number
- CN114485254A CN114485254A CN202210149477.0A CN202210149477A CN114485254A CN 114485254 A CN114485254 A CN 114485254A CN 202210149477 A CN202210149477 A CN 202210149477A CN 114485254 A CN114485254 A CN 114485254A
- Authority
- CN
- China
- Prior art keywords
- pipeline
- heat exchange
- temperature
- port
- temperature measuring
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000009529 body temperature measurement Methods 0.000 claims description 20
- 238000004891 communication Methods 0.000 claims description 8
- 230000009977 dual effect Effects 0.000 abstract 1
- 230000001276 controlling effect Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000112 cooling gas Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F27/00—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D13/00—Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space, or structural parts of the aircraft
- B64D13/06—Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space, or structural parts of the aircraft the air being conditioned
- B64D13/08—Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space, or structural parts of the aircraft the air being conditioned the air being heated or cooled
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- Aviation & Aerospace Engineering (AREA)
- Control Of Temperature (AREA)
Abstract
The application belongs to the technical field of aircraft equipment temperature regulation, and particularly relates to an even heat exchange control method for aircraft equipment. The method comprises the following steps: step one, obtaining a uniform heat exchange system of a heat exchanger; secondly, arranging a plurality of temperature measuring points on the airplane equipment to be heated to obtain the temperature of each temperature measuring point; and step three, determining the switching frequency of the pipeline switching unit of the uniform heat exchange system of the heat exchanger according to the temperature of each temperature measuring point. According to the uniform heat exchange control method for the aircraft equipment, the switching of two states of the heat exchanger pipeline is realized through the pipeline switching unit of the uniform heat exchange system of the heat exchanger, in one state, the positive circulation of a medium is realized, in the other state, the reverse circulation of the medium is realized, the frequency of the ceaseless switching of the two states is determined according to the temperature of each temperature measuring point on the aircraft equipment to be heated, the dual circulation of the medium of the heat exchanger is finally realized, the problem of non-uniform heat exchange of the heat exchanger is solved, and the heat exchange efficiency of the heat exchanger is improved.
Description
Technical Field
The application belongs to the technical field of temperature regulation of aircraft equipment, and particularly relates to a uniform heat exchange control method for the aircraft equipment.
Background
The heat exchanger is a device for transferring part of heat of hot fluid to cold fluid, and is also called as a heat exchanger. The heat exchanger plays an important role in chemical industry, petroleum industry, power industry, food industry and other industrial production, is also an indispensable temperature regulating device on an aviation aircraft, and is applied to environmental control systems of the aircraft, electronic equipment, skins and other equipment.
In the prior art, the medium used for heating or cooling the aircraft equipment in the heat exchanger generally adopts a single circulation form, and the problem of uneven heat exchange of the heat exchanger can be caused in the mode under the long-time working condition of the heat exchanger, so that the heat exchange efficiency of the heat exchanger is reduced, and the effect of adjusting the temperature of the equipment is influenced.
Accordingly, a technical solution is desired to overcome or at least alleviate at least one of the above-mentioned drawbacks of the prior art.
Disclosure of Invention
The application aims to provide a uniform heat exchange control method for aircraft equipment, so as to solve at least one problem in the prior art.
The technical scheme of the application is as follows:
an even heat exchange control method for aircraft equipment comprises the following steps:
step one, obtain the even heat transfer system of heat exchanger, the even heat transfer system of heat exchanger includes:
the heat exchanger comprises a heat exchange tube, and the heat exchange tube is provided with a first port and a second port;
a pipeline switching unit for switching between a first state and a second state, wherein,
in a first state, a first port of the heat exchange tube is connected with a medium inlet pipeline, and a second port of the heat exchange tube is connected with a medium outlet pipeline;
in a second state, the first port of the heat exchange tube is connected with the medium outlet pipeline, and the second port of the heat exchange tube is connected with the medium inlet pipeline;
secondly, arranging a plurality of temperature measuring points on the airplane equipment to be heated to obtain the temperature of each temperature measuring point;
and step three, determining the switching frequency of the pipeline switching unit of the uniform heat exchange system of the heat exchanger according to the temperature of each temperature measuring point.
In at least one embodiment of the present application, the line switching unit includes a first line switching unit and a second line switching unit, wherein,
the first pipeline switching unit comprises a first three-way valve and a first controller, the first three-way valve is connected with a medium inlet pipeline through a first pipeline, is connected with a first port of the heat exchange tube through a second pipeline, and is connected with a second port of the heat exchange tube through a third pipeline;
the first controller is used for controlling the first three-way valve to realize the communication of the first pipeline and the medium inlet pipeline and the communication of the second pipeline and the first port of the heat exchange tube in a first state, and to realize the communication of the first pipeline and the medium inlet pipeline and the communication of the third pipeline and the second port of the heat exchange tube in a second state;
the second pipeline switching unit comprises a second three-way valve and a second controller, the second three-way valve is connected with the medium outlet pipeline through a fourth pipeline, is connected with the first port of the heat exchange tube through a fifth pipeline, and is connected with the second port of the heat exchange tube through a sixth pipeline;
the second controller is used for controlling the second three-way valve to communicate the fourth pipeline with the medium outlet pipeline and communicate the sixth pipeline with the second port of the heat exchange tube in a first state, and to communicate the fourth pipeline with the medium outlet pipeline and communicate the fifth pipeline with the first port of the heat exchange tube in a second state.
In at least one embodiment of the present application, in step two, the aircraft equipment to be heated includes an aircraft skin and a cockpit instrument panel.
In at least one embodiment of the present application, in the second step, a plurality of temperature measurement points are arranged on the aircraft device to be heated, and acquiring the temperature of each temperature measurement point includes: dividing the surface of the airplane equipment to be heated into a plurality of temperature zones, arranging a temperature measuring point in each temperature zone, and acquiring the temperature of each temperature measuring point through a thermometer.
In at least one embodiment of the present application, in the second step, a plurality of temperature measurement points are arranged on the aircraft device to be heated, and acquiring the temperature of each temperature measurement point includes: a plurality of temperature measuring points are arranged on the surface of the airplane equipment to be heated at equal intervals along a pipeline of a heat exchange pipe, and the temperature of each temperature measuring point is obtained through a thermometer.
In at least one embodiment of the present application, in step three, the determining a switching frequency of a pipeline switching unit of the uniform heat exchange system of the heat exchanger according to the temperature of each temperature measurement point includes:
calculating the temperature difference delta T between each temperature measuring point and other temperature measuring pointsi：
ΔT1＝|T1-T2|+|T1-T3|+...+|T1-Tn|
ΔT2＝|T2-T1|+|T2-T3|+...+|T2-Tn|
ΔT3＝|T3-T1|+|T3-T2|+...+|T3-Tn|
...
ΔTn＝|Tn-T1|+|Tn-T2|+...+|Tn-Tn-1|
Calculating the total temperature difference sigma delta T between each temperature measuring point and other temperature measuring pointsi：
∑ΔTi＝ΔT1+ΔT2+...+ΔTn
Determining the switching frequency P of a pipeline switching unit of the uniform heat exchange system of the heat exchanger as follows:
P＝A∑ΔTi+C1
wherein, T1、T2、T3...TnFor the temperatures of the respective temperature measuring points, A, C1Is a constant.
In at least one embodiment of the present application, in step three, the determining a switching frequency of a pipeline switching unit of the uniform heat exchange system of the heat exchanger according to the temperature of each temperature measurement point includes:
calculating the variance D of the temperature of each temperature measuring pointT：
Determining the switching frequency P of a pipeline switching unit of the uniform heat exchange system of the heat exchanger as follows:
P＝BDT+C2
wherein, T1、T2、T3...TnFor the temperature of each temperature measuring point,
as the mean value of the temperatures of the individual temperature measurement points, B, C2Is a constant.
The invention has at least the following beneficial technical effects:
according to the method for controlling the uniform heat exchange of the aircraft equipment, the heat exchanger pipeline is switched by adopting the uniform heat exchange system of the heat exchanger, the double circulation of the medium of the heat exchanger is realized, the switching frequency of the heat exchanger pipeline is reasonably determined, the problem of non-uniform heat exchange of the heat exchanger is solved, and the heat exchange efficiency of the heat exchanger is improved.
Drawings
Fig. 1 is a flowchart of a method for controlling uniform heat exchange of aircraft equipment according to an embodiment of the present application.
Detailed Description
In order to make the implementation objects, technical solutions and advantages of the present application clearer, the technical solutions in the embodiments of the present application will be described in more detail below with reference to the drawings in the embodiments of the present application. In the drawings, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The described embodiments are a subset of the embodiments in the present application and not all embodiments in the present application. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present application and should not be construed as limiting the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application. Embodiments of the present application will be described in detail below with reference to the accompanying drawings.
In the description of the present application, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present application and for simplifying the description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be construed as limiting the scope of the present application.
The present application is described in further detail below with reference to fig. 1.
The application provides a uniform heat exchange control method for aircraft equipment, which comprises the following steps:
s001, obtain the even heat transfer system of heat exchanger, the even heat transfer system of heat exchanger includes:
the heat exchanger comprises a heat exchange tube, and the heat exchange tube is provided with a first port and a second port;
a pipeline switching unit for switching between a first state and a second state,
in the first state, a first port of the heat exchange tube is connected with the medium inlet pipeline, and a second port of the heat exchange tube is connected with the medium outlet pipeline;
in a second state, the first port of the heat exchange tube is connected with the medium outlet pipeline, and the second port of the heat exchange tube is connected with the medium inlet pipeline;
s002, arranging a plurality of temperature measuring points on the airplane equipment to be heated, and obtaining the temperature of each temperature measuring point;
and S003, determining the switching frequency of the pipeline switching unit of the uniform heat exchange system of the heat exchanger according to the temperature of each temperature measuring point.
According to the uniform heat exchange control method for the aircraft equipment, the two states of the heat exchanger pipeline are switched through the pipeline switching unit of the uniform heat exchange system of the heat exchanger. The heat exchange tube of the heat exchanger is provided with two ports, wherein in one state, a first port of the heat exchange tube is connected with a medium inlet pipeline of the heat exchanger, a second port of the heat exchange tube is connected with a medium outlet pipeline of the heat exchanger, so that the positive circulation of a medium is realized, in the other state, the first port of the heat exchange tube is connected with the medium outlet pipeline of the heat exchanger, and the second port of the heat exchange tube is connected with the medium inlet pipeline of the heat exchanger, so that the reverse circulation of the medium is realized. And determining the frequency of the continuous switching of the two states according to the temperature of each temperature measuring point on the airplane equipment to be heated, and finally realizing the double-circulation of the heat exchanger medium.
In a preferred embodiment of the present application, the pipeline switching unit in the uniform heat exchange system of the heat exchanger may include a first pipeline switching unit and a second pipeline switching unit, wherein the first pipeline switching unit includes a first three-way valve and a first controller, the first three-way valve is connected to the medium inlet pipeline through a first pipeline, connected to the first port of the heat exchange tube through a second pipeline, and connected to the second port of the heat exchange tube through a third pipeline; the first controller is used for communicating the first pipeline with the medium inlet pipeline and communicating the second pipeline with the first port of the heat exchange tube by controlling the first three-way valve in a first state, and communicating the first pipeline with the medium inlet pipeline and communicating the third pipeline with the second port of the heat exchange tube in a second state. The second pipeline switching unit comprises a second three-way valve and a second controller, the second three-way valve is connected with the medium outlet pipeline through a fourth pipeline, is connected with the first port of the heat exchange tube through a fifth pipeline, and is connected with the second port of the heat exchange tube through a sixth pipeline; the second controller is used for communicating the fourth pipeline with the medium outlet pipeline and communicating the sixth pipeline with the second port of the heat exchange tube by controlling the second three-way valve in the first state, and communicating the fourth pipeline with the medium outlet pipeline and communicating the fifth pipeline with the first port of the heat exchange tube in the second state.
In this embodiment, the first three-way valve has a valve a, a valve b, and a valve c, and the second three-way valve has a valve d, a valve e, and a valve f. In a first state, opening a valve a through a first controller to enable the first pipeline to be communicated with a medium inlet pipeline, opening a valve b to enable the second pipeline to be communicated with a first port of the heat exchange pipe, and closing a valve c to enable the medium inlet pipeline to be communicated with the first port of the heat exchange pipe through the first pipeline and the second pipeline; and opening the valve d through the second controller to enable the fourth pipeline to be communicated with the medium outlet pipeline, opening the valve f to enable the sixth pipeline to be communicated with the second port of the heat exchange tube, and closing the valve e to enable the medium outlet pipeline to be communicated with the second port of the heat exchange tube through the fourth pipeline and the sixth pipeline. In a second state, opening the valve a through the first controller to enable the first pipeline to be communicated with the medium inlet pipeline, opening the valve c to enable the third pipeline to be communicated with the second port of the heat exchange tube, and closing the valve b to enable the medium inlet pipeline to be communicated with the second port of the heat exchange tube through the first pipeline and the third pipeline; and opening the valve d through the second controller to enable the fourth pipeline to be communicated with the medium outlet pipeline, opening the valve e to enable the fifth pipeline to be communicated with the first port of the heat exchange tube, and closing the valve f to enable the medium outlet pipeline to be communicated with the first port of the heat exchange tube through the fourth pipeline and the fifth pipeline.
According to the uniform heat exchange control method for the aircraft equipment, the uniform heat exchange system of the heat exchanger is applied to the aircraft equipment to be heated, such as aircraft skins and instrument panels of a cockpit. The heat exchanger can realize heat exchange through gas or liquid medium according to the type of waiting to exchange heat aircraft equipment, according to the heat transfer demand of waiting to exchange heat aircraft equipment, for example, the high altitude deicing demand of aircraft skin, the cooling demand of cockpit electronic equipment, heat transfer medium can be cooling gas, fuel oil etc.. In a preferred embodiment of the present application, in step S002, a plurality of temperature measurement points on the aircraft equipment to be heat-exchanged are arranged on the surface of the aircraft equipment to be heat-exchanged, which is attached to the heat exchange tube of the heat exchanger, and each temperature measurement point may be arranged in a certain manner, for example, the surface of the aircraft equipment to be heat-exchanged is divided into a plurality of temperature zones, one temperature measurement point is arranged in each temperature zone, the temperature of each temperature measurement point is measured by a thermometer, or a plurality of temperature measurement points are directly arranged on the surface of the aircraft equipment to be heat-exchanged at equal intervals along the pipeline of the heat exchange tube, and the temperature of each temperature measurement point is measured by a thermometer.
According to the method for controlling the uniform heat exchange of the aircraft equipment, the switching frequency of the pipeline switching unit of the uniform heat exchange system of the heat exchanger has a great influence on the heat exchange effect of the heat exchanger, and the switching frequency of the pipeline switching unit needs to be determined in a proper mode according to the type of the aircraft equipment to be heated.
In an embodiment of the present application, in S003, determining a switching frequency of the pipeline switching unit of the uniform heat exchange system of the heat exchanger according to the temperature of each temperature measurement point includes:
calculating the temperature difference delta T between each temperature measuring point and other temperature measuring pointsi：
ΔT1＝|T1-T2|+|T1-T3|+...+|T1-Tn|
ΔT2＝|T2-T1|+|T2-T3|+...+|T2-Tn|
ΔT3＝|T3-T1|+|T3-T2|+...+|T3-Tn|
...
ΔTn＝|Tn-T1|+|Tn-T2|+...+|Tn-Tn-1|
Calculating the total temperature difference sigma delta T between each temperature measuring point and other temperature measuring pointsi：
∑ΔTi＝ΔT1+ΔT2+...+ΔTn
Determining the switching frequency P of a pipeline switching unit of a uniform heat exchange system of a heat exchanger as follows:
P＝A∑ΔTi+C1
wherein, T1、T2、T3...TnFor the temperatures of the respective temperature measuring points, A, C1Is a constant.
In another embodiment of the present application, in S003, determining the switching frequency of the pipeline switching unit of the uniform heat exchange system of the heat exchanger according to the temperature of each temperature measuring point includes:
calculating the variance D of the temperature of each temperature measuring pointT：
Determining the switching frequency P of a pipeline switching unit of a uniform heat exchange system of a heat exchanger as follows:
P＝BDT+C2
wherein, T1、T2、T3...TnFor the temperature of each temperature measuring point,
as the mean value of the temperatures of the individual temperature measurement points, B, C2Is a constant.
The method for controlling the uniform heat exchange of the aircraft equipment provides two appropriate determining modes of the switching frequency of the pipeline switching unit of the uniform heat exchange system of the heat exchanger, the determining modes are determined respectively through the difference and the variance of the temperature of each temperature measuring point obtained through calculation, the difference and the variance of each temperature measuring point can reflect the heat exchange effect of the aircraft equipment to be subjected to heat exchange, and each parameter in a formula can be determined according to actual conditions. In addition, in practical application, the switching frequency of the pipeline switching unit of the uniform heat exchange system of the heat exchanger can be determined in other appropriate modes according to different requirements.
According to the uniform heat exchange control method for the aircraft equipment, the uniform heat exchange system of the heat exchanger is configured, the pipeline switching unit of the uniform heat exchange system of the heat exchanger is used for switching the pipelines of the heat exchanger, double circulation of media of the heat exchanger is achieved, the switching frequency of the pipelines of the heat exchanger is reasonably determined, the problem of non-uniform heat exchange of the heat exchanger is solved, and the heat exchange efficiency of the heat exchanger is improved.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (7)
1. An aircraft equipment uniform heat exchange control method is characterized by comprising the following steps:
step one, obtain the even heat transfer system of heat exchanger, the even heat transfer system of heat exchanger includes:
the heat exchanger comprises a heat exchange tube, and the heat exchange tube is provided with a first port and a second port;
a pipeline switching unit for switching between a first state and a second state, wherein,
in a first state, a first port of the heat exchange tube is connected with a medium inlet pipeline, and a second port of the heat exchange tube is connected with a medium outlet pipeline;
in a second state, the first port of the heat exchange tube is connected with the medium outlet pipeline, and the second port of the heat exchange tube is connected with the medium inlet pipeline;
secondly, arranging a plurality of temperature measuring points on the airplane equipment to be heated to obtain the temperature of each temperature measuring point;
and step three, determining the switching frequency of the pipeline switching unit of the uniform heat exchange system of the heat exchanger according to the temperature of each temperature measuring point.
2. The aircraft equipment uniform heat exchange control method according to claim 1, wherein the pipeline switching unit comprises a first pipeline switching unit and a second pipeline switching unit, wherein,
the first pipeline switching unit comprises a first three-way valve and a first controller, the first three-way valve is connected with a medium inlet pipeline through a first pipeline, is connected with a first port of the heat exchange tube through a second pipeline, and is connected with a second port of the heat exchange tube through a third pipeline;
the first controller is used for controlling the first three-way valve to realize the communication of the first pipeline and the medium inlet pipeline and the communication of the second pipeline and the first port of the heat exchange tube in a first state, and to realize the communication of the first pipeline and the medium inlet pipeline and the communication of the third pipeline and the second port of the heat exchange tube in a second state;
the second pipeline switching unit comprises a second three-way valve and a second controller, the second three-way valve is connected with the medium outlet pipeline through a fourth pipeline, is connected with the first port of the heat exchange tube through a fifth pipeline, and is connected with the second port of the heat exchange tube through a sixth pipeline;
the second controller is used for controlling the second three-way valve to communicate the fourth pipeline with the medium outlet pipeline and communicate the sixth pipeline with the second port of the heat exchange tube in a first state, and to communicate the fourth pipeline with the medium outlet pipeline and communicate the fifth pipeline with the first port of the heat exchange tube in a second state.
3. The method for controlling uniform heat exchange of aircraft equipment according to claim 2, wherein in the second step, the aircraft equipment to be heated comprises an aircraft skin and a cockpit instrument panel.
4. The method for controlling the uniform heat exchange of the aircraft equipment according to claim 3, wherein in the second step, a plurality of temperature measurement points are arranged on the aircraft equipment to be heat-exchanged, and obtaining the temperature of each temperature measurement point comprises: dividing the surface of the airplane equipment to be heated into a plurality of temperature zones, arranging a temperature measuring point in each temperature zone, and acquiring the temperature of each temperature measuring point through a thermometer.
5. The method for controlling the uniform heat exchange of the aircraft equipment according to claim 3, wherein in the second step, a plurality of temperature measurement points are arranged on the aircraft equipment to be heat-exchanged, and obtaining the temperature of each temperature measurement point comprises: a plurality of temperature measuring points are arranged on the surface of the airplane equipment to be heated at equal intervals along a pipeline of a heat exchange pipe, and the temperature of each temperature measuring point is obtained through a thermometer.
6. The aircraft equipment uniform heat exchange control method according to claim 3, wherein in step three, the determining the switching frequency of the pipeline switching unit of the heat exchanger uniform heat exchange system according to the temperature of each temperature measuring point comprises:
calculating the temperature difference delta T between each temperature measuring point and other temperature measuring pointsi：
ΔT1＝|T1-T2|+|T1-T3|+...+|T1-Tn|
ΔT2＝|T2-T1|+|T2-T3|+...+|T2-Tn|
ΔT3＝|T3-T1|+|T3-T2|+...+|T3-Tn|
...
ΔTn＝|Tn-T1|+|Tn-T2|+...+|Tn-Tn-1|
Calculating the total temperature difference sigma delta T between each temperature measuring point and other temperature measuring pointsi：
∑ΔTi＝ΔT1+ΔT2+...+ΔTn
Determining the switching frequency P of a pipeline switching unit of the uniform heat exchange system of the heat exchanger as follows:
P＝A∑ΔTi+C1
wherein, T1、T2、T3...TnFor the temperatures of the respective temperature measuring points, A, C1Is a constant.
7. The method for controlling uniform heat exchange of aircraft equipment according to claim 3, wherein in step three, the determining the switching frequency of the pipeline switching unit of the uniform heat exchange system of the heat exchanger according to the temperature of each temperature measuring point comprises:
calculating the variance D of the temperature of each temperature measuring pointT：
Determining the switching frequency P of a pipeline switching unit of the uniform heat exchange system of the heat exchanger as follows:
P＝BDT+C2
wherein, T1、T2、T3...TnFor the temperature of each temperature measuring point,
as the mean value of the temperatures of the individual temperature measurement points, B, C2Is a constant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210149477.0A CN114485254B (en) | 2022-02-18 | 2022-02-18 | Uniform heat exchange control method for aircraft equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210149477.0A CN114485254B (en) | 2022-02-18 | 2022-02-18 | Uniform heat exchange control method for aircraft equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114485254A true CN114485254A (en) | 2022-05-13 |
| CN114485254B CN114485254B (en) | 2023-10-10 |
Family
ID=81482636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210149477.0A Active CN114485254B (en) | 2022-02-18 | 2022-02-18 | Uniform heat exchange control method for aircraft equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114485254B (en) |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07158983A (en) * | 1993-12-03 | 1995-06-20 | Toshiba Corp | Air conditioner |
| JP2000022580A (en) * | 1998-06-29 | 2000-01-21 | Kokusai Electric Co Ltd | Radio equipment and filter changeover method therefor |
| US20100082217A1 (en) * | 2008-09-30 | 2010-04-01 | Coons Terry L | Method and system for providing cooling and power |
| CN202166357U (en) * | 2011-07-18 | 2012-03-14 | 西安高大机电有限公司 | Novel heat exchanger system |
| CN104613808A (en) * | 2015-01-29 | 2015-05-13 | 远大能源利用管理有限公司 | Cooling system and control method thereof |
| CN104949569A (en) * | 2015-06-04 | 2015-09-30 | 乔文华 | Efficient energy-saving intelligent control system of heat exchanger unit |
| US20190024995A1 (en) * | 2017-07-18 | 2019-01-24 | Eisenmann Se | Supply circuit for a heat exchange medium for a consumer, industrial plant and method for operating them |
| CN110296490A (en) * | 2019-06-27 | 2019-10-01 | 珠海格力电器股份有限公司 | Hot water units and its control method with constant-temperature hot water function |
| CN110986409A (en) * | 2019-10-31 | 2020-04-10 | 珠海格力节能环保制冷技术研究中心有限公司 | Heat exchange system, control method of heat exchange system and air conditioner |
| CN113137772A (en) * | 2021-04-26 | 2021-07-20 | 佳木斯大学 | Piston type water chilling unit PLC control system and method based on fuzzy algorithm |
| CN113844678A (en) * | 2021-12-02 | 2021-12-28 | 中国飞机强度研究所 | Fresh air control system and control method for airplane test |
| CN114562775A (en) * | 2022-04-27 | 2022-05-31 | 深圳市英威腾网能技术有限公司 | Air conditioning system and control method thereof |
| JP2022108683A (en) * | 2021-01-13 | 2022-07-26 | 本田技研工業株式会社 | Temperature adjustment system |
| CN115235286A (en) * | 2022-07-25 | 2022-10-25 | 贵州汇通华城股份有限公司 | Heat exchange frequency adjusting method and system |
-
2022
- 2022-02-18 CN CN202210149477.0A patent/CN114485254B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07158983A (en) * | 1993-12-03 | 1995-06-20 | Toshiba Corp | Air conditioner |
| JP2000022580A (en) * | 1998-06-29 | 2000-01-21 | Kokusai Electric Co Ltd | Radio equipment and filter changeover method therefor |
| US20100082217A1 (en) * | 2008-09-30 | 2010-04-01 | Coons Terry L | Method and system for providing cooling and power |
| CN202166357U (en) * | 2011-07-18 | 2012-03-14 | 西安高大机电有限公司 | Novel heat exchanger system |
| CN104613808A (en) * | 2015-01-29 | 2015-05-13 | 远大能源利用管理有限公司 | Cooling system and control method thereof |
| CN104949569A (en) * | 2015-06-04 | 2015-09-30 | 乔文华 | Efficient energy-saving intelligent control system of heat exchanger unit |
| US20190024995A1 (en) * | 2017-07-18 | 2019-01-24 | Eisenmann Se | Supply circuit for a heat exchange medium for a consumer, industrial plant and method for operating them |
| CN110296490A (en) * | 2019-06-27 | 2019-10-01 | 珠海格力电器股份有限公司 | Hot water units and its control method with constant-temperature hot water function |
| CN110986409A (en) * | 2019-10-31 | 2020-04-10 | 珠海格力节能环保制冷技术研究中心有限公司 | Heat exchange system, control method of heat exchange system and air conditioner |
| JP2022108683A (en) * | 2021-01-13 | 2022-07-26 | 本田技研工業株式会社 | Temperature adjustment system |
| CN113137772A (en) * | 2021-04-26 | 2021-07-20 | 佳木斯大学 | Piston type water chilling unit PLC control system and method based on fuzzy algorithm |
| CN113844678A (en) * | 2021-12-02 | 2021-12-28 | 中国飞机强度研究所 | Fresh air control system and control method for airplane test |
| CN114562775A (en) * | 2022-04-27 | 2022-05-31 | 深圳市英威腾网能技术有限公司 | Air conditioning system and control method thereof |
| CN115235286A (en) * | 2022-07-25 | 2022-10-25 | 贵州汇通华城股份有限公司 | Heat exchange frequency adjusting method and system |
Non-Patent Citations (1)
| Title |
|---|
| 汪健生;王振川;李美军;: "不同工作因数下方波冲击射流的换热特性", 化工学报, no. 07 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114485254B (en) | 2023-10-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1013065B (en) | Control method for providing heat energy of heat energy transfering apparat | |
| CN111578371A (en) | Data-driven accurate regulation and control method for urban centralized heating system | |
| CN102661672A (en) | Energy-saving plate heat exchanger unit and control method thereof | |
| CN109781782A (en) | A kind of desktop type self-water-supplying heat exchanger performance test device | |
| CN102175351B (en) | Device for testing thermal performance and fluid resistance of liquid-liquid heat exchanger | |
| CN114485254B (en) | Uniform heat exchange control method for aircraft equipment | |
| CN205880704U (en) | Quick automatic switch -over temperature control system of quick -cooling and quick -heating of accurate accuse temperature | |
| CN202533817U (en) | Temperature control system applied to battery diaphragm production line | |
| CN209451863U (en) | A kind of double medium channel heat sink structures of plshy bone open | |
| CN202008414U (en) | Testing device for thermal performance and fluid resistance of liquid-liquid heat exchanger | |
| CN217642121U (en) | Wide accuse temperature vehicle laser ware temperature control device of self-adaptation operation | |
| CN109884491A (en) | Test device for semiconductor thermoelectric refrigeration device | |
| CN113758316A (en) | Spiral plate heat exchanger capable of accurately controlling outlet temperature | |
| CN102305560A (en) | Design method of plate heat exchanger | |
| CN212378234U (en) | Multi-temperature air heater | |
| CN112856852A (en) | Multichannel constant temperature device and control method thereof | |
| CN201488091U (en) | Geotherm flow-increasing and temperature-changing device | |
| CN112345582A (en) | Semiconductor refrigerating sheet performance parameter testing method | |
| CN209978675U (en) | Low-energy-consumption plate heat exchanger for preparing potassium nitrate | |
| CN212378570U (en) | Spiral plate heat exchanger capable of accurately controlling outlet temperature | |
| JP2000171000A (en) | Integrated valve | |
| CN109799850A (en) | Temperature control system and temprature control method for multiple QCM | |
| CN108571911A (en) | Parallel port with adaptive structure | |
| CN220457770U (en) | Machine room cooling system | |
| CN105757834B (en) | Medium temperature ice water supply 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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |