CN106018473A - Rapid thermal resistance testing device for warm clothing material - Google Patents
Rapid thermal resistance testing device for warm clothing material Download PDFInfo
- Publication number
- CN106018473A CN106018473A CN201610556367.0A CN201610556367A CN106018473A CN 106018473 A CN106018473 A CN 106018473A CN 201610556367 A CN201610556367 A CN 201610556367A CN 106018473 A CN106018473 A CN 106018473A
- Authority
- CN
- China
- Prior art keywords
- thermal resistance
- brassboard
- backplate
- base plate
- garment material
- 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.)
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
- G01N25/20—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B11/00—Automatic controllers
- G05B11/01—Automatic controllers electric
- G05B11/36—Automatic controllers electric with provision for obtaining particular characteristics, e.g. proportional, integral, differential
- G05B11/42—Automatic controllers electric with provision for obtaining particular characteristics, e.g. proportional, integral, differential for obtaining a characteristic which is both proportional and time-dependent, e.g. P.I., P.I.D.
Abstract
The invention relates to a rapid thermal resistance testing device for a warm clothing material. The rapid thermal resistance testing device comprises a plane table for measuring the thermal resistance of a fabric, a data acquisition system, a control system and a power source, wherein the plane table comprises a test plate, a bottom plate and protection plates; the test plate is arranged in the center of the plane table; the test plate is surrounded with the protection plates; the bottom plate is positioned horizontally under the test plate and the protection plates; heating elements connected with the power source are arranged under the test plate, the bottom plate and the protection plates respectively; the data acquisition system is used for acquiring temperature of the test plate, the bottom plate and the protection plates; the control system is used for controlling the on/off of the power source in a PID control manner according to the temperature acquired by the data acquisition system. According to the rapid thermal resistance testing device, the testing time can be shortened.
Description
Technical field
The present invention relates to fabric thermo-resistance measurement technical field, particularly relate to a kind of insulation garment material thermal resistance and quickly test dress
Put.
Background technology
At present, domestic fabric thermal resistance is tested typically according to be the flat band method instrument recommended in GB/T11048-2008,
The YG606E that China produces is to meet flat band method test request and use more a kind of fabric thermo-resistance measurement instrument.But
The testing time of YG606E is longer, tests one block of insulation garment material and is the most time-consumingly about about 80 minutes, to fabric thermal resistance
Research put to no little inconvenience.
PID control also known as ratio, integration, differential control, be most widely used in Industry Control actuator control
Rule.It is a kind of simplest control mode that ratio controls, the output of its controller relation proportional to input error signal,
When deviation signal occurs, controller generation effect immediately makes deviation to the direction change reduced.In integration control, control
The output of device is integrated into proportional relation with input error signal, and the effect of integration control is the steady-state error of elimination system.From
Theoretically, as long as control system is not the most that 0 integration control will produce effect.In differential control, controller
Output proportional with the differential of input error signal.The Main Function that differential controls is that the stability of improvement system is with anti-
Answering speed, differential controls the effect with load regulation simultaneously, just can be eliminated before deviation is also formed without.Differential
Control typically to be used alone needs and first two control action combination formation PD controls or PID controls.
Summary of the invention
The technical problem to be solved is to provide a kind of insulation garment material thermal resistance device for quick testing, can shorten survey
The examination time.
The technical solution adopted for the present invention to solve the technical problems is: provide a kind of insulation garment material thermal resistance quickly to test dress
Putting, including fabric thermo-resistance measurement plane table, data collecting system, control system and power supply, described fabric thermo-resistance measurement is used
Plane table includes brassboard, base plate and protection board；Described brassboard is centrally located, and described backplate is centered around brassboard four
In week, described floor level is positioned at the underface of brassboard and backplate；The lower section of described brassboard, base plate and protection board is all placed
There is the heating element heater being connected with power supply；Described data collecting system is for obtaining the temperature of described brassboard, base plate and protection board；
Described control system uses pid control mode to control the switch of power supply according to the temperature that data acquisition system arrives.
The air chamber that spacing is 20mm-50mm is all there is between described brassboard and base plate, between backplate and base plate.
Heat-barrier material is placed between described brassboard and backplate.
Described backplate One-sided Widths is more than 2/3rds of brassboard width.
Described data collecting system includes interconnective three temperature sensors and data collecting card；Described three temperature sensing
Device is individually positioned in described brassboard, backplate and the centre position of base plate lower surface.
Described control system includes interconnective PID controller and relay system；Described relay system is controlled according to described PID
Device processed carries out the control of on and off switch.
The scope that arranges of three parameters of described PID controller is respectively 9～20,2～5,0.01～0.1.
Beneficial effect
Owing to have employed above-mentioned technical scheme, the present invention compared with prior art, has the following advantages that and good effect:
The present invention controls make brassboard, backplate and base plate be rapidly achieved and stablize at 35 ± 0.5 DEG C by PID, thus shortens test
Time, improve the efficiency of insulation garment material thermo-resistance measurement.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Wherein, 1 be fabric thermo-resistance measurement plane table, 2 be data collecting system, 3 be control system, 4 for power supply.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is expanded on further.Should be understood that these embodiments be merely to illustrate the present invention and
It is not used in restriction the scope of the present invention.In addition, it is to be understood that after having read the content that the present invention lectures, people in the art
The present invention can be made various changes or modifications by member, and these equivalent form of values fall within the application appended claims equally and limited
Scope.
Embodiments of the present invention relate to a kind of insulation garment material thermal resistance device for quick testing, as it is shown in figure 1, include fabric
Thermo-resistance measurement plane table, data collecting system, control system and power supply, described fabric thermo-resistance measurement plane table includes reality
Test plate, base plate and protection board；Described brassboard is centrally located, and described backplate is centered around brassboard surrounding, described backplate
One-sided Widths is more than 2/3rds of brassboard width；Described floor level is positioned at the underface of brassboard and backplate；Described reality
The lower section testing plate, base plate and protection board is all placed with the heating element heater being connected with power supply；Described data collecting system is used for obtaining
The temperature of described brassboard, base plate and protection board；The temperature that described control system arrives according to data acquisition system uses PID
Control mode controls the switch of power supply.
Present embodiment middle can select the preferable copper coin of heat conductivity equal as brassboard, backplate and base plate, brassboard and base plate
For square, backplate is " returning " font.The long * a height of 260mm*260mm*1mm of width * of brassboard, the long * width * of backplate
A height of 520mm*520mm*1mm, wherein a long * a height of 270mm*270mm*1mm of width * is dismissed in bosom position
Square, the long * a height of 520mm*520mm*1mm of width * of base plate.Use cork sheet as heat-barrier material, wherein test
Between plate and backplate, the size of cork sheet is the long * a height of 2800mm*280mm*10mm of width *, cork sheet size between backplate and base plate
For the long * a height of 520mm*520mm*10mm of width *.Each three pieces and be stacked together respectively of the cork sheet of two kinds of sizes, makes to protect
Plate and base plate interval 30mm, brassboard and base plate interval 30mm, thus form air chamber.
Described data collecting system includes interconnective three temperature sensors and data collecting card.Select three PT100 platinum
Resistance temperature sensor carries out the measurement of three plate temperatures, and is both placed in the centre position of three plate lower surfaces.Use NI
The NIcDAQ-9172USB cabinet that company produces carries out collection and the debugging of data.In NIcDAQ-9172USB cabinet
Inserting NI9217 data acquisition module, the sample rate of this module is 400S/s (every passage 100S/s), and resolution is 24,
Could support up 4 RTD simulation inputs.Relay function the most also supported by NIcDAQ-9172USB cabinet, selects NI9481
Module is connected with relay, and this module is inserted the position of No. 5 draw-in grooves of cabinet.NI9481 is a 4 passage single-pole single-throw(SPSTs
(SPST) digital output module, every passage all can connect relay and every passage all comprises 1 for pointing out passage shape
The LED of state, when circuit in an ON state time, LED is bright；When circuit is off, LED does not works.
Described control system includes interconnective PID controller and relay system；Described relay system is controlled according to described PID
Device processed carries out the control of on and off switch.Three power supplys are opened by solid-state relay respectively that select three models to be SSR-60DD
Pass is controlled.The scope that arranges of three parameters of described PID controller is respectively 9～20,2～5,0.01～0.1, this reality
Execute in mode three parameters to PID controller to be adjusted, finally determine that three parameters are respectively 18,2.5,0.1.
Fabric thermo-resistance measurement plane table, data collecting system, control system and 4 parts of power supply carry out circuit connection, i.e.
Building of whole device can be completed.
The test of insulation garment material thermal resistance:
Utilize this device to carry out the test of insulation garment material thermal resistance, test the temperature of three plates after showing to test about 10 minutes
All reach stable in the range of 35 ± 0.5 DEG C in 35 ± 0.5 DEG C, and testing time later.Can after testing about 25 minutes
Obtaining a stable fabric thermal resistance value, the calibrated rear thermal resistance value recorded for 80 minutes with existing instrument YG606E there is no significantly
Difference, and use identical fabric to utilize this device repeatedly to test, calculated CV value is respectively less than 10%.
Use was wadded a quilt with cotton and was expected the test of thermal resistance winter:
Utilizing this device to carry out using winter the test of wadding material thermal resistance, experiment is steady with regard to can get one after showing to test about 25 minutes
Fixed thermal resistance value, compared to the YG606E testing time of 80 minutes, testing efficiency is improve 69% by this device, uses phase
Utilizing this device repeatedly to test with wadding material, calculated CV value is respectively less than 10%, and the stable testing of this device is described
Property is preferable.
Claims (7)
1. an insulation garment material thermal resistance device for quick testing, including fabric thermo-resistance measurement plane table, data collecting system,
Control system and power supply, it is characterised in that described fabric thermo-resistance measurement plane table includes brassboard, base plate and protection
Plate；Described brassboard is centrally located, and described backplate is centered around brassboard surrounding, and described floor level is positioned at experiment
Plate and the underface of backplate；Described brassboard, base plate are all placed with the heating unit being connected with power supply with the lower section of protection board
Part；Described data collecting system is for obtaining the temperature of described brassboard, base plate and protection board；Described control system root
The temperature arrived according to data acquisition system uses pid control mode to control the switch of power supply.
Insulation garment material thermal resistance device for quick testing the most according to claim 1, it is characterised in that described brassboard with
The air chamber that spacing is 20mm-50mm is all there is between base plate, between backplate and base plate.
Insulation garment material thermal resistance device for quick testing the most according to claim 1, it is characterised in that described brassboard with
Heat-barrier material is placed between backplate.
Insulation garment material thermal resistance device for quick testing the most according to claim 1, it is characterised in that described backplate is monolateral
Width is more than 2/3rds of brassboard width.
Insulation garment material thermal resistance device for quick testing the most according to claim 1, it is characterised in that described data acquisition
System includes interconnective three temperature sensors and data collecting card；Described three temperature sensors are individually positioned in
Described brassboard, backplate and the centre position of base plate lower surface.
Insulation garment material thermal resistance device for quick testing the most according to claim 1, it is characterised in that described control system
Including interconnective PID controller and relay system；Described relay system carries out power supply according to described PID controller
The control of switch.
Insulation garment material thermal resistance device for quick testing the most according to claim 6, it is characterised in that described PID controls
The scope that arranges of three parameters of device is respectively 9～20,2～5,0.01～0.1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610556367.0A CN106018473A (en) | 2016-07-15 | 2016-07-15 | Rapid thermal resistance testing device for warm clothing material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610556367.0A CN106018473A (en) | 2016-07-15 | 2016-07-15 | Rapid thermal resistance testing device for warm clothing material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106018473A true CN106018473A (en) | 2016-10-12 |
Family
ID=57117974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610556367.0A Pending CN106018473A (en) | 2016-07-15 | 2016-07-15 | Rapid thermal resistance testing device for warm clothing material |
Country Status (1)
| Country | Link |
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| CN (1) | CN106018473A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107367582A (en) * | 2017-07-24 | 2017-11-21 | 江西服装学院 | A kind of clothes comfort level measuring system |
| CN109085201A (en) * | 2018-09-12 | 2018-12-25 | 南京信息工程大学 | A kind of ultra-low humidity dew point hygrometer and its temprature control method |
| CN111220644A (en) * | 2018-11-26 | 2020-06-02 | 上海天祥质量技术服务有限公司 | Quilt warm-keeping performance testing method and testing device adopted by same |
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| CN105373161A (en) * | 2015-12-02 | 2016-03-02 | 平湖邑飞光电科技有限公司 | Hot compress device |
| CN206052105U (en) * | 2016-09-26 | 2017-03-29 | 沈阳天众合金股份有限公司 | A kind of intelligent Furnace Temperature Control System |
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Patent Citations (11)
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| JPH07146265A (en) * | 1993-11-24 | 1995-06-06 | Nec Corp | Apparatus and method for measuring heat conductivity |
| CN2694268Y (en) * | 2003-12-11 | 2005-04-20 | 林福亨 | One-sided test vacuum glass thermal resistance instrument |
| CN101380601A (en) * | 2007-09-05 | 2009-03-11 | 中国科学院半导体研究所 | Thermostatic device and control method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107367582A (en) * | 2017-07-24 | 2017-11-21 | 江西服装学院 | A kind of clothes comfort level measuring system |
| CN109085201A (en) * | 2018-09-12 | 2018-12-25 | 南京信息工程大学 | A kind of ultra-low humidity dew point hygrometer and its temprature control method |
| CN109085201B (en) * | 2018-09-12 | 2023-09-15 | 南京信息工程大学 | Ultralow humidity dew point meter and temperature control method thereof |
| CN111220644A (en) * | 2018-11-26 | 2020-06-02 | 上海天祥质量技术服务有限公司 | Quilt warm-keeping performance testing method and testing device adopted by same |
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Application publication date: 20161012 |
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